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ek-docker-images cf4ea12b36 Deployed 5287b59 with MkDocs version: 1.6.1 2026-05-12 21:45:50 +00:00
294 changed files with 77217 additions and 7767 deletions
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#!/bin/sh
set -e
export VERSION="${CIRRUS_TAG:-0}"
mkdir -p .ci/pkg/
cp .build/arm64-apple-macosx/debug/tart .ci/pkg/
pkgbuild --root .ci/pkg --version $VERSION --install-location /usr/local/bin/ --identifier com.github.cirruslabs.tart --sign "Developer ID Installer: Cirrus Labs, Inc. (9M2P8L4D89)" "./dist/Tart-$VERSION.pkg"
xcrun notarytool submit "./dist/Tart-$VERSION.pkg" --keychain-profile "notarytool" --wait
xcrun stapler staple "./dist/Tart-$VERSION.pkg"
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#!/bin/sh
TMPFILE=$(mktemp)
envsubst < Sources/tart/CI/CI.swift > $TMPFILE
mv $TMPFILE Sources/tart/CI/CI.swift
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task:
name: Test on Ventura
persistent_worker:
labels:
name: Mac-Mini-M1
build_script: swift test
test_script: swift test
task:
name: Build
only_if: $CIRRUS_TAG == ''
macos_instance:
image: ghcr.io/cirruslabs/macos-ventura-xcode:latest
build_script: swift build --product tart
sign_script: codesign --sign - --entitlements Resources/tart.entitlements --force .build/debug/tart
binary_artifacts:
path: .build/debug/tart
task:
name: Release
only_if: $CIRRUS_TAG != ''
macos_instance:
image: ghcr.io/cirruslabs/macos-ventura-xcode:latest
env:
MACOS_CERTIFICATE: ENCRYPTED[552b9d275d1c2bdbc1bff778b104a8f9a53cbd0d59344d4b7f6d0ca3c811a5cefb97bef9ba0ef31c219cb07bdacdd2c2]
AC_PASSWORD: ENCRYPTED[4a761023e7e06fe2eb350c8b6e8e7ca961af193cb9ba47605f25f1d353abc3142606f412e405be48fd897a78787ea8c2]
GITHUB_TOKEN: ENCRYPTED[!98ace8259c6024da912c14d5a3c5c6aac186890a8d4819fad78f3e0c41a4e0cd3a2537dd6e91493952fb056fa434be7c!]
GORELEASER_KEY: ENCRYPTED[!9b80b6ef684ceaf40edd4c7af93014ee156c8aba7e6e5795f41c482729887b5c31f36b651491d790f1f668670888d9fd!]
setup_script:
- cd $HOME
- echo $MACOS_CERTIFICATE | base64 --decode > certificate.p12
- security create-keychain -p password101 build.keychain
- security default-keychain -s build.keychain
- security unlock-keychain -p password101 build.keychain
- security import certificate.p12 -k build.keychain -P password101 -T /usr/bin/codesign -T /usr/bin/pkgbuild
- security set-key-partition-list -S apple-tool:,apple:,codesign: -s -k password101 build.keychain
- xcrun notarytool store-credentials "notarytool" --apple-id "hello@cirruslabs.org" --team-id "9M2P8L4D89" --password $AC_PASSWORD
install_script:
- brew install go goreleaser/tap/goreleaser-pro
- brew install mitchellh/gon/gon
info_script:
- security find-identity -v
- xcodebuild -version
- swift -version
release_script: goreleaser
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root = true
[*]
indent_style = space
indent_size = 2
insert_final_newline = true
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*.png filter=lfs diff=lfs merge=lfs -text
*.gif filter=lfs diff=lfs merge=lfs -text
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github: [cirruslabs]
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# Xcode's user settings
xcuserdata/
tart.xcodeproj/
# SwiftPM
.swiftpm/
# AppCode
.idea/
# Swift
.build/
# GoReleaser
dist/
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project_name: tart
builds:
- builder: prebuilt
goos:
- darwin
goarch:
- arm64
prebuilt:
path: .build/arm64-apple-macosx/debug/tart
hooks:
post:
- gon gon.hcl
- .ci/create-pkg.sh
before:
hooks:
- .ci/set-version.sh
- swift build -c debug --product tart
archives:
- id: binary
format: binary
name_template: "{{ .ProjectName }}"
- id: regular
name_template: "{{ .ProjectName }}"
release:
prerelease: auto
extra_files:
- glob: ./dist/Tart-{{ .Tag }}.pkg
brews:
- name: tart
ids:
- regular
tap:
owner: cirruslabs
name: homebrew-cli
caveats: See the GitHub repository for more information
homepage: https://github.com/cirruslabs/tart
description: Run macOS VMs on Apple Silicon
skip_upload: auto
dependencies:
- "cirruslabs/cli/softnet"
custom_block: |
depends_on :macos => :monterey
on_macos do
unless Hardware::CPU.arm?
odie "Tart only works on Apple Silicon!"
end
end
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<component name="ProjectRunConfigurationManager">
<configuration default="false" name="sign debug" type="ShConfigurationType">
<option name="SCRIPT_TEXT" value="codesign --sign - --entitlements Resources/tart.entitlements --force .build/debug/tart" />
<option name="INDEPENDENT_SCRIPT_PATH" value="true" />
<option name="SCRIPT_PATH" value="$PROJECT_DIR$/scripts/sign.sh" />
<option name="SCRIPT_OPTIONS" value="" />
<option name="INDEPENDENT_SCRIPT_WORKING_DIRECTORY" value="true" />
<option name="SCRIPT_WORKING_DIRECTORY" value="$PROJECT_DIR$" />
<option name="INDEPENDENT_INTERPRETER_PATH" value="true" />
<option name="INTERPRETER_PATH" value="/bin/zsh" />
<option name="INTERPRETER_OPTIONS" value="" />
<option name="EXECUTE_IN_TERMINAL" value="true" />
<option name="EXECUTE_SCRIPT_FILE" value="false" />
<envs />
<method v="2" />
</configuration>
</component>
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<component name="ProjectRunConfigurationManager">
<configuration default="false" name="tart create" type="SwiftPackageManagerRunConfiguration" factoryName="Swift Package Run" PROGRAM_PARAMS="create latest --from-ipsw=latest" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="tart" TARGET_NAME="tart" CONFIG_NAME="tart" RUN_TARGET_PROJECT_NAME="tart" RUN_TARGET_NAME="tart" WAS_MODIFIED="">
<method v="2">
<option name="SPM.BUILD_TASK_PROVIDER" enabled="true" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="sign debug" run_configuration_type="ShConfigurationType" />
</method>
</configuration>
</component>
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<component name="ProjectRunConfigurationManager">
<configuration default="false" name="tart run" type="SwiftPackageManagerRunConfiguration" factoryName="Swift Package Run" PROGRAM_PARAMS="run latest" REDIRECT_INPUT="false" ELEVATE="false" USE_EXTERNAL_CONSOLE="false" PASS_PARENT_ENVS_2="true" PROJECT_NAME="tart" TARGET_NAME="tart" CONFIG_NAME="tart" RUN_TARGET_PROJECT_NAME="tart" RUN_TARGET_NAME="tart" WAS_MODIFIED="">
<method v="2">
<option name="SPM.BUILD_TASK_PROVIDER" enabled="true" />
<option name="RunConfigurationTask" enabled="true" run_configuration_name="sign debug" run_configuration_type="ShConfigurationType" />
</method>
</configuration>
</component>
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tart.run
www.tart.run
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GNU AFFERO GENERAL PUBLIC LICENSE
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propagate the contents of its contributor version.
In the following three paragraphs, a "patent license" is any express
agreement or commitment, however denominated, not to enforce a patent
(such as an express permission to practice a patent or covenant not to
sue for patent infringement). To "grant" such a patent license to a
party means to make such an agreement or commitment not to enforce a
patent against the party.
If you convey a covered work, knowingly relying on a patent license,
and the Corresponding Source of the work is not available for anyone
to copy, free of charge and under the terms of this License, through a
publicly available network server or other readily accessible means,
then you must either (1) cause the Corresponding Source to be so
available, or (2) arrange to deprive yourself of the benefit of the
patent license for this particular work, or (3) arrange, in a manner
consistent with the requirements of this License, to extend the patent
license to downstream recipients. "Knowingly relying" means you have
actual knowledge that, but for the patent license, your conveying the
covered work in a country, or your recipient's use of the covered work
in a country, would infringe one or more identifiable patents in that
country that you have reason to believe are valid.
If, pursuant to or in connection with a single transaction or
arrangement, you convey, or propagate by procuring conveyance of, a
covered work, and grant a patent license to some of the parties
receiving the covered work authorizing them to use, propagate, modify
or convey a specific copy of the covered work, then the patent license
you grant is automatically extended to all recipients of the covered
work and works based on it.
A patent license is "discriminatory" if it does not include within
the scope of its coverage, prohibits the exercise of, or is
conditioned on the non-exercise of one or more of the rights that are
specifically granted under this License. You may not convey a covered
work if you are a party to an arrangement with a third party that is
in the business of distributing software, under which you make payment
to the third party based on the extent of your activity of conveying
the work, and under which the third party grants, to any of the
parties who would receive the covered work from you, a discriminatory
patent license (a) in connection with copies of the covered work
conveyed by you (or copies made from those copies), or (b) primarily
for and in connection with specific products or compilations that
contain the covered work, unless you entered into that arrangement,
or that patent license was granted, prior to 28 March 2007.
Nothing in this License shall be construed as excluding or limiting
any implied license or other defenses to infringement that may
otherwise be available to you under applicable patent law.
12. No Surrender of Others' Freedom.
If conditions are imposed on you (whether by court order, agreement or
otherwise) that contradict the conditions of this License, they do not
excuse you from the conditions of this License. If you cannot convey a
covered work so as to satisfy simultaneously your obligations under this
License and any other pertinent obligations, then as a consequence you may
not convey it at all. For example, if you agree to terms that obligate you
to collect a royalty for further conveying from those to whom you convey
the Program, the only way you could satisfy both those terms and this
License would be to refrain entirely from conveying the Program.
13. Remote Network Interaction; Use with the GNU General Public License.
Notwithstanding any other provision of this License, if you modify the
Program, your modified version must prominently offer all users
interacting with it remotely through a computer network (if your version
supports such interaction) an opportunity to receive the Corresponding
Source of your version by providing access to the Corresponding Source
from a network server at no charge, through some standard or customary
means of facilitating copying of software. This Corresponding Source
shall include the Corresponding Source for any work covered by version 3
of the GNU General Public License that is incorporated pursuant to the
following paragraph.
Notwithstanding any other provision of this License, you have
permission to link or combine any covered work with a work licensed
under version 3 of the GNU General Public License into a single
combined work, and to convey the resulting work. The terms of this
License will continue to apply to the part which is the covered work,
but the work with which it is combined will remain governed by version
3 of the GNU General Public License.
14. Revised Versions of this License.
The Free Software Foundation may publish revised and/or new versions of
the GNU Affero General Public License from time to time. Such new versions
will be similar in spirit to the present version, but may differ in detail to
address new problems or concerns.
Each version is given a distinguishing version number. If the
Program specifies that a certain numbered version of the GNU Affero General
Public License "or any later version" applies to it, you have the
option of following the terms and conditions either of that numbered
version or of any later version published by the Free Software
Foundation. If the Program does not specify a version number of the
GNU Affero General Public License, you may choose any version ever published
by the Free Software Foundation.
If the Program specifies that a proxy can decide which future
versions of the GNU Affero General Public License can be used, that proxy's
public statement of acceptance of a version permanently authorizes you
to choose that version for the Program.
Later license versions may give you additional or different
permissions. However, no additional obligations are imposed on any
author or copyright holder as a result of your choosing to follow a
later version.
15. Disclaimer of Warranty.
THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY
OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM
IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
16. Limitation of Liability.
IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF
DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD
PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
SUCH DAMAGES.
17. Interpretation of Sections 15 and 16.
If the disclaimer of warranty and limitation of liability provided
above cannot be given local legal effect according to their terms,
reviewing courts shall apply local law that most closely approximates
an absolute waiver of all civil liability in connection with the
Program, unless a warranty or assumption of liability accompanies a
copy of the Program in return for a fee.
END OF TERMS AND CONDITIONS
How to Apply These Terms to Your New Programs
If you develop a new program, and you want it to be of the greatest
possible use to the public, the best way to achieve this is to make it
free software which everyone can redistribute and change under these terms.
To do so, attach the following notices to the program. It is safest
to attach them to the start of each source file to most effectively
state the exclusion of warranty; and each file should have at least
the "copyright" line and a pointer to where the full notice is found.
<one line to give the program's name and a brief idea of what it does.>
Copyright (C) <year> <name of author>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
Also add information on how to contact you by electronic and paper mail.
If your software can interact with users remotely through a computer
network, you should also make sure that it provides a way for users to
get its source. For example, if your program is a web application, its
interface could display a "Source" link that leads users to an archive
of the code. There are many ways you could offer source, and different
solutions will be better for different programs; see section 13 for the
specific requirements.
You should also get your employer (if you work as a programmer) or school,
if any, to sign a "copyright disclaimer" for the program, if necessary.
For more information on this, and how to apply and follow the GNU AGPL, see
<https://www.gnu.org/licenses/>.
-149
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@@ -1,149 +0,0 @@
{
"pins" : [
{
"identity" : "async-http-client",
"kind" : "remoteSourceControl",
"location" : "https://github.com/swift-server/async-http-client",
"state" : {
"revision" : "df87a860fdc41a595d5ca67f74cde9adbccc099a",
"version" : "1.11.4"
}
},
{
"identity" : "dynamic",
"kind" : "remoteSourceControl",
"location" : "https://github.com/mhdhejazi/Dynamic",
"state" : {
"branch" : "master",
"revision" : "772883073d044bc754d401cabb6574624eb3778f"
}
},
{
"identity" : "swift-algorithms",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-algorithms",
"state" : {
"revision" : "b14b7f4c528c942f121c8b860b9410b2bf57825e",
"version" : "1.0.0"
}
},
{
"identity" : "swift-argument-parser",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-argument-parser",
"state" : {
"revision" : "f3c9084a71ef4376f2fabbdf1d3d90a49f1fabdb",
"version" : "1.1.2"
}
},
{
"identity" : "swift-atomics",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-atomics.git",
"state" : {
"revision" : "919eb1d83e02121cdb434c7bfc1f0c66ef17febe",
"version" : "1.0.2"
}
},
{
"identity" : "swift-case-paths",
"kind" : "remoteSourceControl",
"location" : "https://github.com/pointfreeco/swift-case-paths",
"state" : {
"revision" : "ce9c0d897db8a840c39de64caaa9b60119cf4be8",
"version" : "0.8.1"
}
},
{
"identity" : "swift-log",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-log.git",
"state" : {
"revision" : "5d66f7ba25daf4f94100e7022febf3c75e37a6c7",
"version" : "1.4.2"
}
},
{
"identity" : "swift-nio",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-nio.git",
"state" : {
"revision" : "124119f0bb12384cef35aa041d7c3a686108722d",
"version" : "2.40.0"
}
},
{
"identity" : "swift-nio-extras",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-nio-extras.git",
"state" : {
"revision" : "8eea84ec6144167354387ef9244b0939f5852dc8",
"version" : "1.11.0"
}
},
{
"identity" : "swift-nio-http2",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-nio-http2.git",
"state" : {
"revision" : "108ac15087ea9b79abb6f6742699cf31de0e8772",
"version" : "1.22.0"
}
},
{
"identity" : "swift-nio-ssl",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-nio-ssl.git",
"state" : {
"revision" : "1750873bce84b4129b5303655cce2c3d35b9ed3a",
"version" : "2.19.0"
}
},
{
"identity" : "swift-nio-transport-services",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-nio-transport-services.git",
"state" : {
"revision" : "1a4692acb88156e3da1b0c6732a8a38b2a744166",
"version" : "1.12.0"
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"identity" : "swift-numerics",
"kind" : "remoteSourceControl",
"location" : "https://github.com/apple/swift-numerics",
"state" : {
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"version" : "1.0.2"
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{
"identity" : "swift-parsing",
"kind" : "remoteSourceControl",
"location" : "https://github.com/pointfreeco/swift-parsing",
"state" : {
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"version" : "0.9.2"
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{
"identity" : "swiftdate",
"kind" : "remoteSourceControl",
"location" : "https://github.com/malcommac/SwiftDate",
"state" : {
"revision" : "6190d0cefff3013e77ed567e6b074f324e5c5bf5",
"version" : "6.3.1"
}
},
{
"identity" : "xctest-dynamic-overlay",
"kind" : "remoteSourceControl",
"location" : "https://github.com/pointfreeco/xctest-dynamic-overlay",
"state" : {
"revision" : "50a70a9d3583fe228ce672e8923010c8df2deddd",
"version" : "0.2.1"
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"version" : 2
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-32
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@@ -1,32 +0,0 @@
// swift-tools-version:5.7
import PackageDescription
let package = Package(
name: "Tart",
platforms: [
.macOS(.v12)
],
products: [
.executable(name: "tart", targets: ["tart"])
],
dependencies: [
.package(url: "https://github.com/apple/swift-argument-parser", from: "1.1.2"),
.package(url: "https://github.com/mhdhejazi/Dynamic", branch: "master"),
.package(url: "https://github.com/pointfreeco/swift-parsing", from: "0.9.2"),
.package(url: "https://github.com/swift-server/async-http-client", from: "1.11.4"),
.package(url: "https://github.com/apple/swift-algorithms", from: "1.0.0"),
.package(url: "https://github.com/malcommac/SwiftDate", from: "6.3.1")
],
targets: [
.executableTarget(name: "tart", dependencies: [
.product(name: "Algorithms", package: "swift-algorithms"),
.product(name: "ArgumentParser", package: "swift-argument-parser"),
.product(name: "AsyncHTTPClient", package: "async-http-client"),
.product(name: "Dynamic", package: "Dynamic"),
.product(name: "Parsing", package: "swift-parsing"),
.product(name: "SwiftDate", package: "SwiftDate"),
]),
.testTarget(name: "TartTests", dependencies: ["tart"])
]
)
-288
View File
@@ -1,288 +0,0 @@
![Tart – open source virtualization for your automation needs](Resources/TartSocial.png)
*Tart* is a virtualization toolset to build, run and manage macOS and Linux virtual machines on Apple Silicon.
Built by CI engineers for your automation needs. Here are some highlights of Tart:
* Tart uses Apple's own `Virtualization.Framework` for [near-native performance](https://browser.geekbench.com/v5/cpu/compare/14966395?baseline=14966339).
* Push/Pull virtual machines from any OCI-compatible container registry.
* Use Tart Packer Plugin to automate VM creation.
* Built-in CI integration.
*Tart* is already adopted by several automation services:
<p align="center">
<a href="https://cirrus-ci.org/guide/macOS/" target=_blank>
<img src="https://github.com/cirruslabs/tart/raw/main/Resources/Users/CirrusCI.png" height="65"/>
</a>
<a href="https://codemagic.io/" target=_blank>
<img src="https://github.com/cirruslabs/tart/raw/main/Resources/Users/Codemagic.png" height="65"/>
</a>
<a href="https://testingbot.com/" target=_blank>
<img src="https://github.com/cirruslabs/tart/raw/main/Resources/Users/TestingBot.png" height="65"/>
</a>
</p>
## Usage
Try running a Tart VM on your Apple Silicon device running macOS Monterey or later (will download a 25 GB image):
```shell
brew install cirruslabs/cli/tart
tart clone ghcr.io/cirruslabs/macos-monterey-base:latest monterey-base
tart run monterey-base
```
![tart VM view app](Resources/TartScreenshot.png)
## CI Integration
Tart itself is only responsible for managing virtual machines, but we've built Tart support into a tool called Cirrus CLI
also developed by Cirrus Labs. [Cirrus CLI](https://github.com/cirruslabs/cirrus-cli) is a command line tool with
one configuration format to execute common CI steps (run a script, cache a folder, etc.) locally or in any CI system.
We built Cirrus CLI to solve "But it works on my machine!" problem.
Here is an example of a `.cirrus.yml` configuration file which will start a Tart VM, will copy over working directory and
will run scripts and [other instructions](https://cirrus-ci.org/guide/writing-tasks/#supported-instructions) inside the virtual machine:
```yaml
task:
name: hello
macos_instance:
# can be a remote or a local virtual machine
image: ghcr.io/cirruslabs/macos-monterey-base:latest
hello_script:
- echo "Hello from within a Tart VM!"
- echo "Here is my CPU info:"
- sysctl -n machdep.cpu.brand_string
- sleep 15
```
Put the above `.cirrus.yml` file in the root of your repository and run it with the following command:
```shell
brew install cirruslabs/cli/cirrus
cirrus run
```
![Cirrus CLI Run](Resources/TartCirrusCLI.gif)
[Cirrus CI](https://cirrus-ci.org/) already leverages Tart to power its macOS cloud infrastructure. The `.cirrus.yml`
config from above will just work in Cirrus CI and your tasks will be executed inside Tart VMs in our cloud.
**Note:** Cirrus CI only allows [images managed and regularly updated by us](https://github.com/orgs/cirruslabs/packages?tab=packages&q=macos).
### Retrieving artifacts from within Tart VMs
In many cases there is a need to retrieve particular files or a folder from within a Tart virtual machine.
For example, the below `.cirrus.yml` configuration defines a single task that builds a `tart` binary and
exposes it via [`artifacts` instruction](https://cirrus-ci.org/guide/writing-tasks/#artifacts-instruction):
```yaml
task:
name: Build
macos_instance:
image: ghcr.io/cirruslabs/macos-monterey-xcode:latest
build_script: swift build --product tart
binary_artifacts:
path: .build/debug/tart
```
Running Cirrus CLI with `--artifacts-dir` will write defined `artifacts` to the provided local directory on the host:
```bash
cirrus run --artifacts-dir artifacts
```
Note that all retrieved artifacts will be prefixed with the associated task name and `artifacts` instruction name.
For the example above, `tart` binary will be saved to `$PWD/artifacts/Build/binary/.build/debug/tart`.
## Virtual Machine Management
### Creating from scratch
Tart supports macOS and Linux virtual machines. All commands like `run` and `pull` work the same way regarding of the underlying OS a particular VM image has.
The only difference is how such VM images are created. Please check sections below for [macOS](#creating-a-macos-vm-image-from-scratch) and [Linux](#creating-a-linux-vm-image-from-scratch) instructions.
#### Creating a macOS VM image from scratch
Tart can create VMs from `*.ipsw` files. You can download a specific `*.ipsw` file [here](https://ipsw.me/) or you can
use `latest` instead of a path to `*.ipsw` to download the latest available version:
```shell
tart create --from-ipsw=latest monterey-vanilla
tart run monterey-vanilla
```
After the initial booting of the VM you'll need to manually go through the macOS installation process. As a convention we recommend creating an `admin` user with an `admin` password. After the regular installation please do some additional modifications in the VM:
1. Enable Auto-Login. Users & Groups -> Login Options -> Automatic login -> admin.
2. Allow SSH. Sharing -> Remote Login
3. Disable Lock Screen. Preferences -> Lock Screen -> disable "Require Password" after 5.
4. Disable Screen Saver.
5. Run `sudo visudo` in Terminal, find `%admin ALL=(ALL) ALL` add `admin ALL=(ALL) NOPASSWD: ALL` to allow sudo without a password.
#### Creating a Linux VM image from scratch
```bash
# Create a bare VM
tart create --linux ubuntu
# Install Ubuntu
tart run --disk focal-desktop-arm64.iso ubuntu
# Run VM
tart run ubuntu
```
After the initial setup please make sure your VM can be SSH-ed into by running the following commands inside your VM:
```shell
sudo apt update
sudo apt install -y openssh-server
sudo ufw allow ssh
```
### Configuring a VM
By default, a tart VM uses 2 CPUs and 4 GB of memory with a `1024x768` display. This can be changed with `tart set` command.
Please refer to `tart set --help` for additional details.
### Building with Packer
Please refer to [Tart Packer Plugin repository](https://github.com/cirruslabs/packer-plugin-tart) for setup instructions.
Here is an example of a template to build `monterey-base` local image based of a remote image:
```json
{
"builders": [
{
"name": "tart",
"type": "tart-cli",
"vm_base_name": "tartvm/vanilla:latest",
"vm_name": "monterey-base",
"cpu_count": 4,
"memory_gb": 8,
"disk_size_gb": 32,
"ssh_username": "admin",
"ssh_password": "admin",
"ssh_timeout": "120s"
}
],
"provisioners": [
{
"inline": [
"echo 'Disabling spotlight indexing...'",
"sudo mdutil -a -i off"
],
"type": "shell"
},
# more provisioners
]
}
```
Here is a [repository with Packer templates](https://github.com/cirruslabs/macos-image-templates) used to build [all the images managed by us](https://github.com/orgs/cirruslabs/packages?tab=packages&q=macos).
### Working with a Remote OCI Container Registry
For example, let's say you want to push/pull images to a registry hosted at https://acme.io/.
#### Registry Authorization
First, you need to log in and save credential for `acme.io` host via `tart login` command:
```shell
tart login acme.io
```
Credentials are securely stored in Keychain.
#### Pushing a Local Image
Once credentials are saved for `acme.io`, run the following command to push a local images remotely with two tags:
```shell
tart push my-local-vm-name acme.io/remoteorg/name:latest acme.io/remoteorg/name:v1.0.0
```
#### Pulling a Remote Image
You can either pull an image:
```shell
tart pull acme.io/remoteorg/name:latest
```
...or instantiate a VM from a remote image:
```shell
tart clone acme.io/remoteorg/name:latest my-local-vm-name
```
This invocation calls the `tart pull` implicitly (if the image is not being present) before doing the actual cloning.
## FAQ
<details>
<summary>How Tart is different from Anka</summary>
Under the hood Tart is using the same technology as Anka 3.0 so there should be no real difference in performance
or features supported. If there is some feature missing please don't hesitate to [create a feature request](https://github.com/cirruslabs/tart/issues).
Instead of Anka Registry, Tart can work with any OCI-compatible container registry.
Tart doesn't yet have an analogue of Anka Controller for managing long living VMs. Please take a look at [CI integration](#ci-integration)
section for an option to run ephemeral VMs for your needs.
</details>
<details>
<summary>Why Tart is free and open sourced?</summary>
Apple did all the heavy lifting with their `Virtualization.Framework` and it just felt right to develop Tart in the open.
Please consider [becoming a sponsor](https://github.com/sponsors/cirruslabs) if you find Tart saving a substantial amount of money on licensing and engineering hours for your company.
</details>
<details>
<summary>How to change VM's disk size?</summary>
You can choose disk size upon creation of a virtual machine:
```shell
tart create --from-ipsw=latest --disk-size=25 monterey-vanilla
```
For an existing VM please use [Packer Plugin](https://github.com/cirruslabs/packer-plugin-tart) which can increase
disk size for new virtual machines. Here is an example of [how to change disk size in a Packer template](https://github.com/cirruslabs/macos-image-templates/blob/fb0bcf68e0b093129136875c050205a66729b596/templates/base.pkr.hcl#L15).
</details>
<details>
<summary>VM location on disk</summary>
Tart stores all it's files in `~/.tart/` directory. Local images that you can run are stored in `~/.tart/vms/`.
Remote images are pulled into `~/.tart/vms/cache/OCIs/`.
</details>
<details>
<summary>Nested virtualization support?</summary>
Tart is limited by functionality of Apple's `Virtualization.Framework`. At the moment `Virtualization.Framework`
doesn't support nested virtualization.
</details>
<details>
<summary>Changing the default NAT subnet</summary>
To change the default network to `192.168.77.1`:
```
sudo defaults write /Library/Preferences/SystemConfiguration/com.apple.vmnet.plist Shared_Net_Address -string 192.168.77.1
```
Note that even through a network would normally be specified as `192.168.77.0`, the [vmnet framework](https://developer.apple.com/documentation/vmnet) seems to treat this as a starting address too and refuses to pick up such network-like values.
The default subnet mask `255.255.255.0` should suffice for most use-cases, however, you can also change it to `255.255.0.0`, for example:
```
sudo defaults write /Library/Preferences/SystemConfiguration/com.apple.vmnet.plist Shared_Net_Mask -string 255.255.0.0
```
</details>
-3
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version https://git-lfs.github.com/spec/v1
oid sha256:dbcf6f65f26c0e17b2fe55a9712fc783315cd64905a0febce758b31d7e4e923b
size 6787
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version https://git-lfs.github.com/spec/v1
oid sha256:4239996f30145992936cfc8faa0232fa8904aedf4de61e30ef4c4fc86cad587f
size 14588
-3
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@@ -1,3 +0,0 @@
version https://git-lfs.github.com/spec/v1
oid sha256:227192fcd215c9cc05b1ebcd2616bd1f8c95be184726f64d91fc4507a88c66e1
size 18393
-8
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@@ -1,8 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>com.apple.security.virtualization</key>
<true/>
</dict>
</plist>
-13
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@@ -1,13 +0,0 @@
struct CI {
private static let rawVersion = "${CIRRUS_TAG}"
static var version: String {
rawVersion.expanded() ? rawVersion : "SNAPSHOT"
}
}
private extension String {
func expanded() -> Bool {
!isEmpty && !starts(with: "$")
}
}
-74
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@@ -1,74 +0,0 @@
import ArgumentParser
import Foundation
import SystemConfiguration
struct Clone: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Clone a VM")
@Argument(help: "source VM name")
var sourceName: String
@Argument(help: "new VM name")
var newName: String
@Flag(help: "connect to the OCI registry via insecure HTTP protocol")
var insecure: Bool = false
func validate() throws {
if newName.contains("/") {
throw ValidationError("<new-name> should be a local name")
}
}
func run() async throws {
do {
let ociStorage = VMStorageOCI()
let localStorage = VMStorageLocal()
if let remoteName = try? RemoteName(sourceName), !ociStorage.exists(remoteName) {
// Pull the VM in case it's OCI-based and doesn't exist locally yet
let registry = try Registry(host: remoteName.host, namespace: remoteName.namespace, insecure: insecure)
try await ociStorage.pull(remoteName, registry: registry)
}
let sourceVM = try VMStorageHelper.open(sourceName)
let tmpVMDir = try VMDirectory.temporary()
// Lock the temporary VM directory to prevent it's garbage collection
let tmpVMDirLock = try FileLock(lockURL: tmpVMDir.baseURL)
try tmpVMDirLock.lock()
try await withTaskCancellationHandler(operation: {
let lock = try FileLock(lockURL: Config().tartHomeDir)
try lock.lock()
let generateMAC = try localStorage.hasVMsWithMACAddress(macAddress: sourceVM.macAddress())
try sourceVM.clone(to: tmpVMDir, generateMAC: generateMAC)
try localStorage.move(newName, from: tmpVMDir)
try lock.unlock()
}, onCancel: {
try? FileManager.default.removeItem(at: tmpVMDir.baseURL)
})
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
}
fileprivate extension VMDirectory {
func macAddress() throws -> String {
try VMConfig(fromURL: configURL).macAddress.string
}
}
fileprivate extension VMStorageLocal {
func hasVMsWithMACAddress(macAddress: String) throws -> Bool {
try list().contains { try $1.macAddress() == macAddress }
}
}
-64
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@@ -1,64 +0,0 @@
import ArgumentParser
import Dispatch
import SwiftUI
import Foundation
struct Create: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Create a VM")
@Argument(help: "VM name")
var name: String
@Option(help: ArgumentHelp("create a macOS VM using path to the IPSW file (or \"latest\") to fetch the latest appropriate IPSW", valueName: "path"))
var fromIPSW: String?
@Flag(help: "create a Linux VM")
var linux: Bool = false
@Option(help: ArgumentHelp("Disk size in Gb"))
var diskSize: UInt16 = 50
func validate() throws {
if fromIPSW == nil && !linux {
throw ValidationError("Please specify either a --from-ipsw or --linux option!")
}
}
func run() async throws {
do {
let tmpVMDir = try VMDirectory.temporary()
// Lock the temporary VM directory to prevent it's garbage collection
let tmpVMDirLock = try FileLock(lockURL: tmpVMDir.baseURL)
try tmpVMDirLock.lock()
try await withTaskCancellationHandler(operation: {
if let fromIPSW = fromIPSW {
if fromIPSW == "latest" {
_ = try await VM(vmDir: tmpVMDir, ipswURL: nil, diskSizeGB: diskSize)
} else {
_ = try await VM(vmDir: tmpVMDir, ipswURL: URL(fileURLWithPath: fromIPSW), diskSizeGB: diskSize)
}
}
if linux {
if #available(macOS 13, *) {
_ = try await VM.linux(vmDir: tmpVMDir, diskSizeGB: diskSize)
} else {
throw UnsupportedOSError("Linux VMs", "are")
}
}
try VMStorageLocal().move(name, from: tmpVMDir)
}, onCancel: {
try? FileManager.default.removeItem(at: tmpVMDir.baseURL)
})
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
}
-22
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@@ -1,22 +0,0 @@
import ArgumentParser
import Dispatch
import SwiftUI
struct Delete: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Delete a VM")
@Argument(help: "VM name")
var name: String
func run() async throws {
do {
try VMStorageHelper.delete(name)
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
}
-57
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@@ -1,57 +0,0 @@
import ArgumentParser
import Foundation
import Network
import SystemConfiguration
struct IP: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Get VM's IP address")
@Argument(help: "VM name")
var name: String
@Option(help: "Number of seconds to wait for a potential VM booting")
var wait: UInt16 = 0
func run() async throws {
do {
let vmDir = try VMStorageLocal().open(name)
let vmConfig = try VMConfig.init(fromURL: vmDir.configURL)
let vmMACAddress = MACAddress(fromString: vmConfig.macAddress.string)!
guard let ipViaDHCP = try await IP.resolveIP(vmMACAddress, secondsToWait: wait) else {
print("no IP address found, is your VM running?")
Foundation.exit(1)
}
if let ipViaARP = try ARPCache.ResolveMACAddress(macAddress: vmMACAddress), ipViaARP != ipViaDHCP {
fputs("WARNING: DHCP lease and ARP cache entries for MAC address \(vmMACAddress) differ: "
+ "got \(ipViaDHCP) and \(ipViaARP) respectively, consider reporting this case to"
+ " https://github.com/cirruslabs/tart/issues/172\n", stderr)
}
print(ipViaDHCP)
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
static public func resolveIP(_ vmMACAddress: MACAddress, secondsToWait: UInt16) async throws -> IPv4Address? {
let waitUntil = Calendar.current.date(byAdding: .second, value: Int(secondsToWait), to: Date.now)!
repeat {
if let leases = try Leases(), let ip = try leases.resolveMACAddress(macAddress: vmMACAddress) {
return ip
}
// wait a second
try await Task.sleep(nanoseconds: 1_000_000_000)
} while Date.now < waitUntil
return nil
}
}
-28
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@@ -1,28 +0,0 @@
import ArgumentParser
import Dispatch
import SwiftUI
struct List: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "List created VMs")
func run() async throws {
do {
print("Source\tName")
displayTable("local", try VMStorageLocal().list())
displayTable("oci", try VMStorageOCI().list().map { (name, vmDir, _) in (name, vmDir) })
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
private func displayTable(_ source: String, _ vms: [(String, VMDirectory)]) {
for (name, _) in vms.sorted(by: { left, right in left.0 < right.0 }) {
print("\(source)\t\(name)")
}
}
}
-81
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@@ -1,81 +0,0 @@
import ArgumentParser
import Dispatch
import SwiftUI
struct Login: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Login to a registry")
@Argument(help: "host")
var host: String
@Option(help: "username")
var username: String?
@Flag(help: "password-stdin")
var passwordStdin: Bool = false
@Flag(help: "connect to the OCI registry via insecure HTTP protocol")
var insecure: Bool = false
func validate() throws {
let usernameProvided = username != nil
let passwordProvided = passwordStdin
if usernameProvided != passwordProvided {
throw ValidationError("both --username and --password-stdin are required")
}
}
func run() async throws {
do {
var user: String
var password: String
if let username = username {
user = username
let passwordData = FileHandle.standardInput.readDataToEndOfFile()
password = String(decoding: passwordData, as: UTF8.self)
} else {
(user, password) = try StdinCredentials.retrieve()
}
let credentialsProvider = DictionaryCredentialsProvider([
host: (user, password)
])
do {
let registry = try Registry(host: host, namespace: "", insecure: insecure,
credentialsProviders: [credentialsProvider])
try await registry.ping()
} catch {
print("invalid credentials: \(error)")
Foundation.exit(1)
}
try KeychainCredentialsProvider().store(host: host, user: user, password: password)
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
}
fileprivate class DictionaryCredentialsProvider: CredentialsProvider {
var credentials: Dictionary<String, (String, String)>
init(_ credentials: Dictionary<String, (String, String)>) {
self.credentials = credentials
}
func retrieve(host: String) throws -> (String, String)? {
credentials[host]
}
func store(host: String, user: String, password: String) throws {
credentials[host] = (user, password)
}
}
-108
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@@ -1,108 +0,0 @@
import ArgumentParser
import Dispatch
import SwiftUI
import SwiftDate
struct Prune: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Prune OCI and IPSW caches")
@Option(help: ArgumentHelp("Remove cache entries last accessed more than n days ago",
discussion: "For example, --older-than=7 will remove entries that weren't accessed by Tart in the last 7 days.",
valueName: "n"))
var olderThan: UInt?
@Option(help: ArgumentHelp("Remove least recently used cache entries that do not fit the specified cache size budget n, expressed in gigabytes",
discussion: "For example, --cache-budget=50 will effectively shrink all caches to a total size of 50 gigabytes.",
valueName: "n"))
var cacheBudget: UInt?
@Flag(help: .hidden)
var gc: Bool = false
func validate() throws {
if olderThan == nil && cacheBudget == nil && !gc {
throw ValidationError("at least one pruning criteria must be specified")
}
}
func run() async throws {
do {
if gc {
try VMStorageOCI().gc()
}
// Clean up cache entries based on last accessed date
if let olderThan = olderThan {
let olderThanInterval = Int(exactly: olderThan)!.days.timeInterval
let olderThanDate = Date().addingTimeInterval(olderThanInterval)
try Prune.pruneOlderThan(olderThanDate: olderThanDate)
}
// Clean up cache entries based on imposed cache size limit and entry's last accessed date
if let cacheBudget = cacheBudget {
try Prune.pruneCacheBudget(cacheBudgetBytes: UInt64(cacheBudget) * 1024 * 1024 * 1024)
}
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
static func pruneOlderThan(olderThanDate: Date) throws {
let prunableStorages: [PrunableStorage] = [VMStorageOCI(), try IPSWCache()]
let prunables: [Prunable] = try prunableStorages.flatMap { try $0.prunables() }
try prunables.filter { try $0.accessDate() <= olderThanDate }.forEach { try $0.delete() }
}
static func pruneCacheBudget(cacheBudgetBytes: UInt64) throws {
let prunableStorages: [PrunableStorage] = [VMStorageOCI(), try IPSWCache()]
let prunables: [Prunable] = try prunableStorages
.flatMap { try $0.prunables() }
.sorted { try $0.accessDate() < $1.accessDate() }
let cacheUsedBytes = try prunables.map { try $0.sizeBytes() }.reduce(0, +)
var cacheReclaimedBytes: Int = 0
var it = prunables.makeIterator()
while (cacheUsedBytes - cacheReclaimedBytes) > cacheBudgetBytes {
guard let prunable = it.next() else {
break
}
cacheReclaimedBytes -= try prunable.sizeBytes()
try prunable.delete()
}
}
static func pruneReclaim(reclaimBytes: UInt64) throws {
let prunableStorages: [PrunableStorage] = [VMStorageOCI(), try IPSWCache()]
let prunables: [Prunable] = try prunableStorages
.flatMap { try $0.prunables() }
.sorted { try $0.accessDate() < $1.accessDate() }
// Does it even make sense to start?
let cacheUsedBytes = try prunables.map { try $0.sizeBytes() }.reduce(0, +)
if cacheUsedBytes < reclaimBytes {
return
}
var cacheReclaimedBytes: Int = 0
var it = prunables.makeIterator()
while cacheReclaimedBytes <= reclaimBytes {
guard let prunable = it.next() else {
break
}
cacheReclaimedBytes += try prunable.sizeBytes()
try prunable.delete()
}
}
}
-38
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@@ -1,38 +0,0 @@
import ArgumentParser
import Dispatch
import SwiftUI
struct Pull: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Pull a VM from a registry")
@Argument(help: "remote VM name")
var remoteName: String
@Flag(help: "connect to the OCI registry via insecure HTTP protocol")
var insecure: Bool = false
func run() async throws {
do {
// Be more liberal when accepting local image as argument,
// see https://github.com/cirruslabs/tart/issues/36
if VMStorageLocal().exists(remoteName) {
print("\"\(remoteName)\" is a local image, nothing to pull here!")
Foundation.exit(0)
}
let remoteName = try RemoteName(remoteName)
let registry = try Registry(host: remoteName.host, namespace: remoteName.namespace, insecure: insecure)
defaultLogger.appendNewLine("pulling \(remoteName)...")
try await VMStorageOCI().pull(remoteName, registry: registry)
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
}
-93
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@@ -1,93 +0,0 @@
import ArgumentParser
import Dispatch
import Foundation
import Compression
struct Push: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Push a VM to a registry")
@Argument(help: "local VM name")
var localName: String
@Argument(help: "remote VM name(s)")
var remoteNames: [String]
@Flag(help: "connect to the OCI registry via insecure HTTP protocol")
var insecure: Bool = false
@Option(help: ArgumentHelp("chunk size in MB if registry supports chunked uploads",
discussion: """
By default monolithic method is used for uploading blobs to the registry but some registries support a more efficient chunked method.
For example, AWS Elastic Container Registry supports only chunks larger than 5MB but GitHub Container Registry supports only chunks smaller than 4MB. Google Container Registry on the other hand doesn't support chunked uploads at all.
Please refer to the documentation of your particular registry in order to see if this option is suitable for you and what's the recommended chunk size.
"""))
var chunkSize: Int = 0
@Flag(help: ArgumentHelp("cache pushed images locally",
discussion: "Increases disk usage, but saves time if you're going to pull the pushed images later."))
var populateCache: Bool = false
func run() async throws {
do {
let localVMDir = try VMStorageLocal().open(localName)
// Parse remote names supplied by the user
let remoteNames = try remoteNames.map{
try RemoteName($0)
}
// Group remote names by registry
struct RegistryIdentifier: Hashable, Equatable {
var host: String
var namespace: String
}
let registryGroups = Dictionary(grouping: remoteNames, by: {
RegistryIdentifier(host: $0.host, namespace: $0.namespace)
})
// Push VM
for (registryIdentifier, remoteNamesForRegistry) in registryGroups {
let registry = try Registry(host: registryIdentifier.host, namespace: registryIdentifier.namespace,
insecure: insecure)
defaultLogger.appendNewLine("pushing \(localName) to "
+ "\(registryIdentifier.host)/\(registryIdentifier.namespace)\(remoteNamesForRegistry.referenceNames())...")
let pushedRemoteName = try await localVMDir.pushToRegistry(
registry: registry,
references: remoteNamesForRegistry.map{ $0.reference.value },
chunkSizeMb: chunkSize
)
// Populate the local cache (if requested)
if populateCache {
let ociStorage = VMStorageOCI()
let expectedPushedVMDir = try ociStorage.create(pushedRemoteName)
try localVMDir.clone(to: expectedPushedVMDir, generateMAC: false)
for remoteName in remoteNamesForRegistry {
try ociStorage.link(from: remoteName, to: pushedRemoteName)
}
}
}
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
}
extension Collection where Element == RemoteName {
func referenceNames() -> String {
let references = self.map{ $0.reference.fullyQualified }
switch count {
case 0: return "∅"
case 1: return references.first!
default: return "{" + references.joined(separator: ",") + "}"
}
}
}
-40
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@@ -1,40 +0,0 @@
import ArgumentParser
import Foundation
struct Rename: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Rename a VM")
@Argument(help: "VM name")
var name: String
@Argument(help: "new VM name")
var newName: String
func validate() throws {
if newName.contains("/") {
throw ValidationError("<new-name> should be a local name")
}
}
func run() async throws {
do {
let localStorage = VMStorageLocal()
if !localStorage.exists(name) {
throw ValidationError("failed to rename a non-existent VM: \(name)")
}
if localStorage.exists(newName) {
throw ValidationError("failed to rename VM \(name), target VM \(name) already exists, delete it first!")
}
try localStorage.rename(name, newName)
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
}
-300
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@@ -1,300 +0,0 @@
import ArgumentParser
import Dispatch
import SwiftUI
import Virtualization
var vm: VM?
struct IPNotFound: Error {
}
struct Run: AsyncParsableCommand {
static var configuration = CommandConfiguration(abstract: "Run a VM")
@Argument(help: "VM name")
var name: String
@Flag(help: ArgumentHelp(
"Don't open a UI window.",
discussion: "Useful for integrating Tart VMs into other tools.\nUse `tart ip` in order to get an IP for SSHing or VNCing into the VM."))
var noGraphics: Bool = false
@Flag(help: "Force open a UI window, even when VNC is enabled.")
var graphics: Bool = false
@Flag(help: "Boot into recovery mode")
var recovery: Bool = false
@Flag(help: ArgumentHelp(
"Use screen sharing instead of the built-in UI.",
discussion: "Useful since Screen Sharing supports copy/paste, drag and drop, etc.\n"
+ "Note that Remote Login option should be enabled inside the VM."))
var vnc: Bool = false
@Flag(help: ArgumentHelp(
"Use Virtualization.Framework's VNC server instead of the build-in UI.",
discussion: "Useful since this type of VNC is available in recovery mode and in macOS installation.\n"
+ "Note that this feature is experimental and there may be bugs present when using VNC."))
var vncExperimental: Bool = false
@Flag var withSoftnet: Bool = false
@Option(help: ArgumentHelp("""
Additional disk attachments with an optional read-only specifier\n(e.g. --disk=\"disk.bin\" --disk=\"ubuntu.iso:ro\")
""", discussion: """
Learn how to create a disk image using Disk Utility here:
https://support.apple.com/en-gb/guide/disk-utility/dskutl11888/mac
""", valueName: "path[:ro]"))
var disk: [String] = []
@Option(help: ArgumentHelp("""
Additional directory shares with an optional read-only specifier\n(e.g. --dir=\"build:~/src/build\" --dir=\"sources:~/src/sources:ro\")
""", discussion: """
Requires host to be macOS 13.0 (Ventura) or newer.
All shared directories are automatically mounted to "/Volumes/My Shared Files" directory on macOS,
while on Linux you have to do it manually: "mount -t virtiofs com.apple.virtio-fs.automount /mount/point".
For macOS guests, they must be running macOS 13.0 (Ventura) or newer.
""", valueName: "name:path[:ro]"))
var dir: [String] = []
@Option(help: ArgumentHelp("""
Use bridged networking instead of the default shared (NAT) networking \n(e.g. --net-bridged=en0 or --net-bridged=\"Wi-Fi\")
""", discussion: """
Specify "list" as an interface name (--net-bridged=list) to list the available bridged interfaces.
""", valueName: "interface name"))
var netBridged: String?
func validate() throws {
if vnc && vncExperimental {
throw ValidationError("--vnc and --vnc-experimental are mutually exclusive")
}
if withSoftnet && netBridged != nil {
throw ValidationError("--with-softnet and --net-bridged are mutually exclusive")
}
if graphics && noGraphics {
throw ValidationError("--graphics and --no-graphics are mutually exclusive")
}
}
@MainActor
func run() async throws {
let vmDir = try VMStorageLocal().open(name)
vm = try VM(
vmDir: vmDir,
network: userSpecifiedNetwork(vmDir: vmDir) ?? NetworkShared(),
additionalDiskAttachments: additionalDiskAttachments(),
directoryShares: directoryShares()
)
let vncImpl: VNC? = try {
if vnc {
let vmConfig = try VMConfig.init(fromURL: vmDir.configURL)
return ScreenSharingVNC(vmConfig: vmConfig)
} else if vncExperimental {
return FullFledgedVNC(virtualMachine: vm!.virtualMachine)
} else {
return nil
}
}()
let task = Task {
do {
if let vncImpl = vncImpl {
let vncURL = try await vncImpl.waitForURL()
if noGraphics || ProcessInfo.processInfo.environment["CI"] != nil {
print("VNC server is running at \(vncURL)")
} else {
print("Opening \(vncURL)...")
NSWorkspace.shared.open(vncURL)
}
}
try await vm!.run(recovery)
if let vncImpl = vncImpl {
try vncImpl.stop()
}
Foundation.exit(0)
} catch {
if error.localizedDescription.contains("Failed to lock auxiliary storage.") {
print("Virtual machine \"\(name)\" is already running!")
Foundation.exit(2)
}
print(error)
Foundation.exit(1)
}
}
let sigintSrc = DispatchSource.makeSignalSource(signal: SIGINT)
sigintSrc.setEventHandler {
task.cancel()
}
sigintSrc.activate()
let useVNCWithoutGraphics = (vnc || vncExperimental) && !graphics
if noGraphics || useVNCWithoutGraphics {
dispatchMain()
} else {
runUI()
}
}
func userSpecifiedNetwork(vmDir: VMDirectory) throws -> Network? {
if withSoftnet {
let config = try VMConfig.init(fromURL: vmDir.configURL)
return try Softnet(vmMACAddress: config.macAddress.string)
}
if let netBridged = netBridged {
let matchingInterfaces = VZBridgedNetworkInterface.networkInterfaces.filter { interface in
interface.identifier == netBridged || interface.localizedDisplayName == netBridged
}
if matchingInterfaces.isEmpty {
let available = bridgeInterfaces().joined(separator: ", ")
throw ValidationError("no bridge interfaces matched \"\(netBridged)\", "
+ "available interfaces: \(available)")
}
if matchingInterfaces.count > 1 {
throw ValidationError("more than one bridge interface matched \"\(netBridged)\", "
+ "consider refining the search criteria")
}
return NetworkBridged(interface: matchingInterfaces.first!)
}
return nil
}
func bridgeInterfaces() -> [String] {
VZBridgedNetworkInterface.networkInterfaces.map { interface in
var bridgeDescription = interface.identifier
if let localizedDisplayName = interface.localizedDisplayName {
bridgeDescription += " (or \"\(localizedDisplayName)\")"
}
return bridgeDescription
}
}
func additionalDiskAttachments() throws -> [VZDiskImageStorageDeviceAttachment] {
var result: [VZDiskImageStorageDeviceAttachment] = []
let readOnlySuffix = ":ro"
let expandedDiskPaths = disk.map { NSString(string:$0).expandingTildeInPath }
for rawDisk in expandedDiskPaths {
if rawDisk.hasSuffix(readOnlySuffix) {
result.append(try VZDiskImageStorageDeviceAttachment(
url: URL(fileURLWithPath: String(rawDisk.prefix(rawDisk.count - readOnlySuffix.count))),
readOnly: true
))
} else {
result.append(try VZDiskImageStorageDeviceAttachment(
url: URL(fileURLWithPath: rawDisk),
readOnly: false
))
}
}
return result
}
func directoryShares() throws -> [DirectoryShare] {
var result: [DirectoryShare] = []
for rawDir in dir {
let splits = rawDir.split(maxSplits: 2) { $0 == ":" }
if splits.count < 2 {
throw ValidationError("invalid --dir syntax: should at least include name and path, colon-separated")
}
var readOnly: Bool = false
if splits.count == 3 {
if splits[2] == "ro" {
readOnly = true
} else {
throw ValidationError("invalid --dir syntax: optional read-only specifier can only be \"ro\"")
}
}
let (name, path) = (String(splits[0]), String(splits[1]))
result.append(DirectoryShare(name: name, path: URL(fileURLWithPath: NSString(string: path).expandingTildeInPath), readOnly: readOnly))
}
return result
}
private func runUI() {
let nsApp = NSApplication.shared
nsApp.setActivationPolicy(.regular)
nsApp.activate(ignoringOtherApps: true)
nsApp.applicationIconImage = NSImage(data: AppIconData)
struct MainApp: App {
var body: some Scene {
WindowGroup(vm!.name) {
Group {
VMView(vm: vm!).onAppear {
NSWindow.allowsAutomaticWindowTabbing = false
}.onDisappear {
NSApplication.shared.terminate(self)
}
}.frame(width: CGFloat(vm!.config.display.width), height: CGFloat(vm!.config.display.height))
}.commands {
// Remove some standard menu options
CommandGroup(replacing: .help, addition: {})
CommandGroup(replacing: .newItem, addition: {})
CommandGroup(replacing: .pasteboard, addition: {})
CommandGroup(replacing: .textEditing, addition: {})
CommandGroup(replacing: .undoRedo, addition: {})
CommandGroup(replacing: .windowSize, addition: {})
// Replace some standard menu options
CommandGroup(replacing: .appInfo) { AboutTart() }
}
}
}
MainApp.main()
}
}
struct AboutTart: View {
var body: some View {
Button("About Tart") {
NSApplication.shared.orderFrontStandardAboutPanel(options: [
NSApplication.AboutPanelOptionKey.applicationIcon: NSApplication.shared.applicationIconImage as Any,
NSApplication.AboutPanelOptionKey.applicationName: "Tart",
NSApplication.AboutPanelOptionKey.applicationVersion: CI.version,
NSApplication.AboutPanelOptionKey.credits: try! NSAttributedString(markdown: "https://github.com/cirruslabs/tart"),
])
}
}
}
struct VMView: NSViewRepresentable {
typealias NSViewType = VZVirtualMachineView
@ObservedObject var vm: VM
func makeNSView(context: Context) -> NSViewType {
let machineView = VZVirtualMachineView()
machineView.capturesSystemKeys = true
return machineView
}
func updateNSView(_ nsView: NSViewType, context: Context) {
nsView.virtualMachine = vm.virtualMachine
}
}
-69
View File
@@ -1,69 +0,0 @@
import ArgumentParser
import Foundation
struct Set: AsyncParsableCommand {
static var configuration = CommandConfiguration(commandName: "set", abstract: "Modify VM's configuration")
@Argument(help: "VM name")
var name: String
@Option(help: "Number of VM CPUs")
var cpu: UInt16?
@Option(help: "VM memory size in megabytes")
var memory: UInt16?
@Option(help: "VM display resolution in a format of <width>x<height>. For example, 1200x800")
var display: VMDisplayConfig?
@Option(help: .hidden)
var diskSize: UInt16?
func run() async throws {
do {
let vmDir = try VMStorageLocal().open(name)
var vmConfig = try VMConfig(fromURL: vmDir.configURL)
if let cpu = cpu {
try vmConfig.setCPU(cpuCount: Int(cpu))
}
if let memory = memory {
try vmConfig.setMemory(memorySize: UInt64(memory) * 1024 * 1024)
}
if let display = display {
if (display.width > 0) {
vmConfig.display.width = display.width
}
if (display.height > 0) {
vmConfig.display.height = display.height
}
}
try vmConfig.save(toURL: vmDir.configURL)
if diskSize != nil {
try vmDir.resizeDisk(diskSize!)
}
Foundation.exit(0)
} catch {
print(error)
Foundation.exit(1)
}
}
}
extension VMDisplayConfig: ExpressibleByArgument {
public init(argument: String) {
let parts = argument.components(separatedBy: "x").map {
Int($0) ?? 0
}
self = VMDisplayConfig(
width: parts[safe: 0] ?? 0,
height: parts[safe: 1] ?? 0
)
}
}
-52
View File
@@ -1,52 +0,0 @@
import Foundation
struct Config {
let tartHomeDir: URL
let tartCacheDir: URL
let tartTmpDir: URL
init() throws {
var tartHomeDir: URL
if let customTartHome = ProcessInfo.processInfo.environment["TART_HOME"] {
tartHomeDir = URL(fileURLWithPath: customTartHome)
} else {
tartHomeDir = FileManager.default
.homeDirectoryForCurrentUser
.appendingPathComponent(".tart", isDirectory: true)
}
self.tartHomeDir = tartHomeDir
tartCacheDir = tartHomeDir.appendingPathComponent("cache", isDirectory: true)
try FileManager.default.createDirectory(at: tartCacheDir, withIntermediateDirectories: true)
tartTmpDir = tartHomeDir.appendingPathComponent("tmp", isDirectory: true)
try FileManager.default.createDirectory(at: tartTmpDir, withIntermediateDirectories: true)
}
func gc() throws {
for entry in try FileManager.default.contentsOfDirectory(at: tartTmpDir,
includingPropertiesForKeys: [], options: []) {
let lock = try FileLock(lockURL: entry)
if try !lock.trylock() {
continue
}
try FileManager.default.removeItem(at: entry)
try lock.unlock()
}
}
static func jsonEncoder() -> JSONEncoder {
let encoder = JSONEncoder()
encoder.outputFormatting = [.sortedKeys]
return encoder
}
static func jsonDecoder() -> JSONDecoder {
JSONDecoder()
}
}
@@ -1,10 +0,0 @@
import Foundation
enum CredentialsProviderError: Error {
case Failed(message: String)
}
protocol CredentialsProvider {
func retrieve(host: String) throws -> (String, String)?
func store(host: String, user: String, password: String) throws
}
@@ -1,88 +0,0 @@
import Foundation
class DockerConfigCredentialsProvider: CredentialsProvider {
func retrieve(host: String) throws -> (String, String)? {
let dockerConfigURL = FileManager.default.homeDirectoryForCurrentUser.appendingPathComponent(".docker").appendingPathComponent("config.json")
if !FileManager.default.fileExists(atPath: dockerConfigURL.path) {
return nil
}
let config = try JSONDecoder().decode(DockerConfig.self, from: Data(contentsOf: dockerConfigURL))
if let credentialsFromAuth = config.auths?[host]?.decodeCredentials() {
return credentialsFromAuth
}
if let helperProgram = config.credHelpers?[host] {
return try executeHelper(binaryName: "docker-credential-\(helperProgram)", host: host)
}
return nil
}
private func executeHelper(binaryName: String, host: String) throws -> (String, String)? {
guard let executableURL = resolveBinaryPath(binaryName) else {
throw CredentialsProviderError.Failed(message: "\(binaryName) not found in PATH")
}
let process = Process.init()
process.executableURL = executableURL
process.arguments = ["get"]
let outPipe = Pipe()
let inPipe = Pipe()
process.standardOutput = outPipe
process.standardError = outPipe
process.standardInput = inPipe
process.launch()
inPipe.fileHandleForWriting.write("\(host)\n".data(using: .utf8)!)
inPipe.fileHandleForWriting.closeFile()
process.waitUntilExit()
if !(process.terminationReason == .exit && process.terminationStatus == 0) {
throw CredentialsProviderError.Failed(message: "Docker helper failed!")
}
let getOutput = try JSONDecoder().decode(
DockerGetOutput.self, from: outPipe.fileHandleForReading.readDataToEndOfFile()
)
return (getOutput.Username, getOutput.Secret)
}
func store(host: String, user: String, password: String) throws {
throw CredentialsProviderError.Failed(message: "Docker helpers don't support storing!")
}
}
struct DockerConfig: Codable {
var auths: Dictionary<String, DockerAuthConfig>? = Dictionary()
var credHelpers: Dictionary<String, String>? = Dictionary()
}
struct DockerAuthConfig: Codable {
var auth: String? = nil
func decodeCredentials() -> (String, String)? {
// auth is a base64("username:password")
guard let authBase64 = auth else {
return nil
}
guard let data = Data(base64Encoded: authBase64) else {
return nil
}
guard let components = String(data: data, encoding: .utf8)?.components(separatedBy: ":") else {
return nil
}
if components.count != 2 {
return nil
}
return (components[0], components[1])
}
}
struct DockerGetOutput: Codable {
var Username: String
var Secret: String
}
@@ -1,70 +0,0 @@
import Foundation
class KeychainCredentialsProvider: CredentialsProvider {
func retrieve(host: String) throws -> (String, String)? {
let query: [String: Any] = [kSecClass as String: kSecClassInternetPassword,
kSecAttrProtocol as String: kSecAttrProtocolHTTPS,
kSecAttrServer as String: host,
kSecMatchLimit as String: kSecMatchLimitOne,
kSecReturnAttributes as String: true,
kSecReturnData as String: true,
kSecAttrLabel as String: "Tart Credentials",
]
var item: CFTypeRef?
let status = SecItemCopyMatching(query as CFDictionary, &item)
if status != errSecSuccess {
if status == errSecItemNotFound {
return nil
}
throw CredentialsProviderError.Failed(message: "Keychain returned unsuccessful status \(status)")
}
guard let item = item as? [String: Any],
let user = item[kSecAttrAccount as String] as? String,
let passwordData = item[kSecValueData as String] as? Data,
let password = String(data: passwordData, encoding: .utf8)
else {
throw CredentialsProviderError.Failed(message: "Keychain item has unexpected format")
}
return (user, password)
}
func store(host: String, user: String, password: String) throws {
let passwordData = password.data(using: .utf8)
let key: [String: Any] = [kSecClass as String: kSecClassInternetPassword,
kSecAttrProtocol as String: kSecAttrProtocolHTTPS,
kSecAttrServer as String: host,
kSecAttrLabel as String: "Tart Credentials",
]
let value: [String: Any] = [kSecAttrAccount as String: user,
kSecValueData as String: passwordData,
]
let status = SecItemCopyMatching(key as CFDictionary, nil)
switch status {
case errSecItemNotFound:
let status = SecItemAdd(key.merging(value) { (current, _) in current } as CFDictionary, nil)
if status != errSecSuccess {
throw CredentialsProviderError.Failed(message: "Keychain failed to add item: \(status.explanation())")
}
case errSecSuccess:
let status = SecItemUpdate(key as CFDictionary, value as CFDictionary)
if status != errSecSuccess {
throw CredentialsProviderError.Failed(message: "Keychain failed to update item: \(status.explanation())")
}
default:
throw CredentialsProviderError.Failed(message: "Keychain failed to find item: \(status.explanation())")
}
}
}
extension OSStatus {
func explanation() -> CFString {
SecCopyErrorMessageString(self, nil) ?? "Unknown status code \(self)." as CFString
}
}
@@ -1,31 +0,0 @@
import Foundation
enum StdinCredentialsError: Error {
case CredentialRequired(which: String)
case CredentialTooLong(message: String)
}
class StdinCredentials {
static func retrieve() throws -> (String, String) {
let user = try readStdinCredential(name: "username", prompt: "User: ", isSensitive: false)
let password = try readStdinCredential(name: "password", prompt: "Password: ", isSensitive: true)
return (user, password)
}
private static func readStdinCredential(name: String, prompt: String, maxCharacters: Int = 255, isSensitive: Bool) throws -> String {
var buf = [CChar](repeating: 0, count: maxCharacters + 1 /* sentinel */ + 1 /* NUL */)
guard let rawCredential = readpassphrase(prompt, &buf, buf.count, isSensitive ? RPP_ECHO_OFF : RPP_ECHO_ON) else {
throw StdinCredentialsError.CredentialRequired(which: name)
}
let credential = String(cString: rawCredential).trimmingCharacters(in: .newlines)
if credential.count > maxCharacters {
throw StdinCredentialsError.CredentialTooLong(
message: "\(name) should contain no more than \(maxCharacters) characters")
}
return credential
}
}
File diff suppressed because one or more lines are too long
-48
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@@ -1,48 +0,0 @@
import Foundation
import System
enum FileLockError: Error, Equatable {
case Failed(_ message: String)
case AlreadyLocked
}
class FileLock {
let url: URL
let fd: Int32
init(lockURL: URL) throws {
url = lockURL
fd = open(lockURL.path, 0)
}
deinit {
close(fd)
}
func trylock() throws -> Bool {
try flockWrapper(LOCK_EX | LOCK_NB)
}
func lock() throws {
_ = try flockWrapper(LOCK_EX)
}
func unlock() throws {
_ = try flockWrapper(LOCK_UN)
}
func flockWrapper(_ operation: Int32) throws -> Bool {
let ret = flock(fd, operation)
if ret != 0 {
let details = Errno(rawValue: CInt(errno))
if (operation & LOCK_NB) != 0 && details == .wouldBlock {
return false
}
throw FileLockError.Failed("failed to lock \(url): \(details)")
}
return true
}
}
-20
View File
@@ -1,20 +0,0 @@
import Foundation
import Virtualization
class IPSWCache: PrunableStorage {
let baseURL: URL
init() throws {
baseURL = try Config().tartCacheDir.appendingPathComponent("IPSWs", isDirectory: true)
try FileManager.default.createDirectory(at: baseURL, withIntermediateDirectories: true)
}
func locationFor(image: VZMacOSRestoreImage) -> URL {
baseURL.appendingPathComponent("\(image.buildVersion).ipsw", isDirectory: false)
}
func prunables() throws -> [Prunable] {
try FileManager.default.contentsOfDirectory(at: baseURL, includingPropertiesForKeys: nil)
.filter { $0.lastPathComponent.hasSuffix(".ipsw")}
}
}
-46
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@@ -1,46 +0,0 @@
import Foundation
public protocol Logger {
func appendNewLine(_ line: String) -> Void
func updateLastLine(_ line: String) -> Void
}
var defaultLogger: Logger = {
if ProcessInfo.processInfo.environment["CI"] != nil {
return SimpleConsoleLogger()
} else {
return InteractiveConsoleLogger()
}
}()
public class InteractiveConsoleLogger: Logger {
private let eraseCursorDown = "\u{001B}[J" // clear entire line
private let moveUp = "\u{001B}[1A" // move one line up
private let moveBeginningOfLine = "\r" //
public init() {
}
public func appendNewLine(_ line: String) {
print(line, terminator: "\n")
}
public func updateLastLine(_ line: String) {
print(moveUp, moveBeginningOfLine, eraseCursorDown, line, separator: "", terminator: "\n")
}
}
public class SimpleConsoleLogger: Logger {
public init() {
}
public func appendNewLine(_ line: String) {
print(line, terminator: "\n")
}
public func updateLastLine(_ line: String) {
print(line, terminator: "\n")
}
}
@@ -1,26 +0,0 @@
import Foundation
public class ProgressObserver: NSObject {
@objc var progressToObserve: Progress
var observation: NSKeyValueObservation?
var lastTimeUpdated = Date.now
public init(_ progress: Progress) {
progressToObserve = progress
}
func log(_ renderer: Logger) {
renderer.appendNewLine(ProgressObserver.lineToRender(progressToObserve))
observation = observe(\.progressToObserve.fractionCompleted) { progress, _ in
let currentTime = Date.now
if self.progressToObserve.isFinished || currentTime.timeIntervalSince(self.lastTimeUpdated) >= 1.0 {
self.lastTimeUpdated = currentTime
renderer.updateLastLine(ProgressObserver.lineToRender(self.progressToObserve))
}
}
}
private static func lineToRender(_ progress: Progress) -> String {
String(Int(100 * progress.fractionCompleted)) + "%"
}
}
@@ -1,17 +0,0 @@
import Foundation
public class URLSessionLogger: NSObject, URLSessionTaskDelegate {
let renderer: Logger
public init(_ renderer: Logger) {
self.renderer = renderer
}
public func urlSession(_ session: URLSession, task: URLSessionTask, didSendBodyData bytesSent: Int64, totalBytesSent: Int64, totalBytesExpectedToSend: Int64) {
renderer.updateLastLine(URLSessionLogger.lineToRender(task.progress))
}
private static func lineToRender(_ progress: Progress) -> String {
String(100 * progress.completedUnitCount / progress.totalUnitCount) + "%"
}
}
@@ -1,119 +0,0 @@
import Foundation
import Network
import Virtualization
struct ARPCommandFailedError: Error, CustomStringConvertible {
var terminationReason: Process.TerminationReason
var terminationStatus: Int32
var description: String {
var reason: String
switch terminationReason {
case .exit:
reason = "exit code \(terminationStatus)"
case .uncaughtSignal:
reason = "uncaught signal"
default:
reason = "unknown reason"
}
return "arp command failed: \(reason)"
}
}
struct ARPCommandYieldedInvalidOutputError: Error, CustomStringConvertible {
var explanation: String
var description: String {
"arp command yielded invalid output: \(explanation)"
}
}
struct ARPCacheInternalError: Error, CustomStringConvertible {
var explanation: String
var description: String {
"ARPCache internal error: \(explanation)"
}
}
struct ARPCache {
static func ResolveMACAddress(macAddress: MACAddress, bridgeOnly: Bool = true) throws -> IPv4Address? {
let process = Process.init()
process.executableURL = URL.init(fileURLWithPath: "/usr/sbin/arp")
process.arguments = ["-an"]
let pipe = Pipe()
process.standardOutput = pipe
process.standardError = pipe
process.standardInput = FileHandle.nullDevice
try process.run()
process.waitUntilExit()
if !(process.terminationReason == .exit && process.terminationStatus == 0) {
throw ARPCommandFailedError(
terminationReason: process.terminationReason,
terminationStatus: process.terminationStatus)
}
guard let rawLines = try pipe.fileHandleForReading.readToEnd() else {
throw ARPCommandYieldedInvalidOutputError(explanation: "empty output")
}
let lines = String(decoding: rawLines, as: UTF8.self)
.trimmingCharacters(in: .whitespacesAndNewlines)
.components(separatedBy: "\n")
// Based on https://opensource.apple.com/source/network_cmds/network_cmds-606.40.2/arp.tproj/arp.c.auto.html
let regex = try NSRegularExpression(pattern: #"^.* \((?<ip>.*)\) at (?<mac>.*) on (?<interface>.*) .*$"#)
for line in lines {
let nsLineRange = NSRange(line.startIndex..<line.endIndex, in: line)
guard let match = regex.firstMatch(in: line, range: nsLineRange) else {
throw ARPCommandYieldedInvalidOutputError(explanation: "unparseable entry \"\(line)\"")
}
let rawIP = try match.getCaptureGroup(name: "ip", for: line)
guard let ip = IPv4Address(rawIP) else {
throw ARPCommandYieldedInvalidOutputError(explanation: "failed to parse IPv4 address \(rawIP)")
}
let rawMAC = try match.getCaptureGroup(name: "mac", for: line)
if rawMAC == "(incomplete)" {
continue
}
guard let mac = MACAddress(fromString: rawMAC) else {
throw ARPCommandYieldedInvalidOutputError(explanation: "failed to parse MAC address \(rawMAC)")
}
let interface = try match.getCaptureGroup(name: "interface", for: line)
if bridgeOnly && !interface.starts(with: "bridge") {
continue
}
if macAddress == mac {
return ip
}
}
return nil
}
}
extension NSTextCheckingResult {
func getCaptureGroup(name: String, for string: String) throws -> String {
let nsRange = self.range(withName: name)
if nsRange.location == NSNotFound {
throw ARPCacheInternalError(explanation: "attempted to retrieve non-existent named capture group \(name)")
}
guard let range = Range.init(nsRange, in: string) else {
throw ARPCacheInternalError(explanation: "failed to convert NSRange to Range")
}
return String(string[range])
}
}
@@ -1,32 +0,0 @@
import Network
struct Lease {
var mac: MACAddress
var ip: IPv4Address
init?(fromRawLease: [String : String]) {
// Retrieve the required fields
guard let hwAddress = fromRawLease["hw_address"] else { return nil }
guard let ipAddress = fromRawLease["ip_address"] else { return nil }
// Parse MAC address
let hwAddressSplits = hwAddress.split(separator: ",")
if hwAddressSplits.count != 2 {
return nil
}
if let hwAddressProto = Int(hwAddressSplits[0]), hwAddressProto != ARPHRD_ETHER {
return nil
}
guard let mac = MACAddress(fromString: String(hwAddressSplits[1])) else {
return nil
}
// Parse IP address
guard let ip = IPv4Address(ipAddress) else {
return nil
}
self.ip = ip
self.mac = mac
}
}
@@ -1,113 +0,0 @@
import Foundation
import Network
enum LeasesError: Error {
case UnexpectedFormat(name: String = "unexpected DHCPD leases file format", message: String, line: Int)
case Truncated(name: String = "truncated DHCPD leases file")
var description: String {
switch self {
case .UnexpectedFormat(name: let name, message: let message, line: let line):
return "\(name) on line \(line): \(message)"
case .Truncated(name: let name):
return "\(name)"
}
}
}
class Leases {
private let leases: [MACAddress : Lease]
convenience init?() throws {
try self.init(URL(fileURLWithPath: "/var/db/dhcpd_leases"))
}
convenience init?(_ fromURL: URL) throws {
do {
let urlContents = try String(contentsOf: fromURL, encoding: .utf8)
try self.init(urlContents)
} catch {
if error.isFileNotFound() {
return nil
}
throw error
}
}
init(_ fromString: String) throws {
var leases: [MACAddress : Lease] = Dictionary()
for lease in try Self.retrieveRawLeases(fromString).compactMap({ Lease(fromRawLease: $0) }) {
leases[lease.mac] = lease
}
self.leases = leases
}
/// Parse leases from the host cache similarly to the PLCache_read() function found in Apple's Open Source releases.
///
/// [1]: https://github.com/apple-opensource/bootp/blob/master/bootplib/NICache.c#L285-L391
private static func retrieveRawLeases(_ dhcpdLeasesContents: String) throws -> [[String : String]] {
var rawLeases: [[String : String]] = Array()
enum State {
case Nowhere
case Start
case Body
case End
}
var state = State.Nowhere
var currentRawLease: [String : String] = Dictionary()
for (lineNumber, line) in dhcpdLeasesContents.split(separator: "\n").enumerated().map({ ($0 + 1, $1) }) {
if line == "{" {
// Handle lease block start
if state != .Nowhere && state != .End {
throw LeasesError.UnexpectedFormat(message: "unexpected lease block start ({)", line: lineNumber)
}
state = .Start
} else if line == "}" {
// Handle lease block end
if state != .Body {
throw LeasesError.UnexpectedFormat(message: "unexpected lease block end (})", line: lineNumber)
}
rawLeases.append(currentRawLease)
currentRawLease = Dictionary()
state = .End
} else {
// Handle lease block contents
let lineWithoutTabs = String(line.drop { $0 == " " || $0 == "\t"})
if lineWithoutTabs.isEmpty {
continue
}
let splits = lineWithoutTabs.split(separator: "=", maxSplits: 1)
if splits.count != 2 {
throw LeasesError.UnexpectedFormat(message: "key-value pair with only a key", line: lineNumber)
}
let (key, value) = (String(splits[0]), String(splits[1]))
currentRawLease[key] = value
state = .Body
}
}
if state == .Start || state == .Body {
throw LeasesError.Truncated()
}
return rawLeases
}
func resolveMACAddress(macAddress: MACAddress) throws -> IPv4Address? {
leases[macAddress]?.ip
}
}
@@ -1,21 +0,0 @@
import Foundation
struct MACAddress: Equatable, Hashable, CustomStringConvertible {
var mac: [UInt8] = Array(repeating: 0, count: 6)
init?(fromString: String) {
let components = fromString.components(separatedBy: ":")
if components.count != 6 {
return nil
}
for (index, component) in components.enumerated() {
mac[index] = UInt8(component, radix: 16)!
}
}
var description: String {
String(format: "%02x:%02x:%02x:%02x:%02x:%02x", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5])
}
}
-7
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@@ -1,7 +0,0 @@
import Virtualization
protocol Network {
func attachment() -> VZNetworkDeviceAttachment
func run() throws
func stop() throws
}
-22
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@@ -1,22 +0,0 @@
import Foundation
import Virtualization
class NetworkBridged: Network {
let interface: VZBridgedNetworkInterface
init(interface: VZBridgedNetworkInterface) {
self.interface = interface
}
func attachment() -> VZNetworkDeviceAttachment {
VZBridgedNetworkDeviceAttachment(interface: interface)
}
func run() throws {
// no-op, only used for Softnet
}
func stop() throws {
// no-op, only used for Softnet
}
}
-16
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@@ -1,16 +0,0 @@
import Foundation
import Virtualization
class NetworkShared: Network {
func attachment() -> VZNetworkDeviceAttachment {
VZNATNetworkDeviceAttachment()
}
func run() throws {
// no-op, only used for Softnet
}
func stop() throws {
// no-op, only used for Softnet
}
}
-66
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@@ -1,66 +0,0 @@
import Foundation
import Virtualization
enum SoftnetError: Error {
case InitializationFailed(why: String)
}
class Softnet: Network {
private let process = Process()
let vmFD: Int32
init(vmMACAddress: String) throws {
let binaryName = "softnet"
guard let executableURL = resolveBinaryPath(binaryName) else {
throw SoftnetError.InitializationFailed(why: "\(binaryName) not found in PATH")
}
let fds = UnsafeMutablePointer<Int32>.allocate(capacity: MemoryLayout<Int>.stride * 2)
let ret = socketpair(AF_UNIX, SOCK_DGRAM, 0, fds)
if ret != 0 {
throw SoftnetError.InitializationFailed(why: "socketpair() failed with exit code \(ret)")
}
vmFD = fds[0]
let softnetFD = fds[1]
try setSocketBuffers(vmFD, 1 * 1024 * 1024);
try setSocketBuffers(softnetFD, 1 * 1024 * 1024);
process.executableURL = executableURL
process.arguments = ["--vm-fd", String(STDIN_FILENO), "--vm-mac-address", vmMACAddress]
process.standardInput = FileHandle(fileDescriptor: softnetFD, closeOnDealloc: false)
}
func run() throws {
try process.run()
}
func stop() throws {
process.interrupt()
process.waitUntilExit()
}
private func setSocketBuffers(_ fd: Int32, _ sizeBytes: Int) throws {
var option_value = sizeBytes
let option_len = socklen_t(MemoryLayout<Int>.size)
var ret = setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &option_value, option_len)
if ret != 0 {
throw SoftnetError.InitializationFailed(why: "setsockopt(SO_RCVBUF) returned \(ret)")
}
ret = setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &option_value, option_len)
if ret != 0 {
throw SoftnetError.InitializationFailed(why: "setsockopt(SO_SNDBUF) returned \(ret)")
}
}
func attachment() -> VZNetworkDeviceAttachment {
let fh = FileHandle.init(fileDescriptor: vmFD)
return VZFileHandleNetworkDeviceAttachment(fileHandle: fh)
}
}
-21
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@@ -1,21 +0,0 @@
import Foundation
protocol Authentication {
func header() -> (String, String)
func isValid() -> Bool
}
struct BasicAuthentication: Authentication {
let user: String
let password: String
func header() -> (String, String) {
let creds = Data("\(user):\(password)".utf8).base64EncodedString()
return ("Authorization", "Basic \(creds)")
}
func isValid() -> Bool {
true
}
}
-27
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@@ -1,27 +0,0 @@
import Foundation
import CryptoKit
class Digest {
var hash: SHA256 = SHA256()
func update(_ data: Data) {
hash.update(data: data)
}
func finalize() -> String {
hash.finalize().hexdigest()
}
static func hash(_ data: Data) -> String {
SHA256.hash(data: data).hexdigest()
}
}
extension SHA256.Digest {
func hexdigest() -> String {
"sha256:" + self.map {
String(format: "%02x", $0)
}
.joined()
}
}
-72
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@@ -1,72 +0,0 @@
import Foundation
let ociManifestMediaType = "application/vnd.oci.image.manifest.v1+json"
let ociConfigMediaType = "application/vnd.oci.image.config.v1+json"
// Annotations
let uncompressedDiskSizeAnnotation = "org.cirruslabs.tart.uncompressed-disk-size"
struct OCIManifest: Codable, Equatable {
var schemaVersion: Int = 2
var mediaType: String = ociManifestMediaType
var config: OCIManifestConfig
var layers: [OCIManifestLayer] = Array()
var annotations: Dictionary<String, String>?
init(config: OCIManifestConfig, layers: [OCIManifestLayer], uncompressedDiskSize: UInt64? = nil) {
self.config = config
self.layers = layers
if let uncompressedDiskSize = uncompressedDiskSize {
annotations = [
uncompressedDiskSizeAnnotation: String(uncompressedDiskSize)
]
}
}
init(fromJSON: Data) throws {
self = try Config.jsonDecoder().decode(Self.self, from: fromJSON)
}
func toJSON() throws -> Data {
try Config.jsonEncoder().encode(self)
}
func digest() throws -> String {
try Digest.hash(toJSON())
}
func uncompressedDiskSize() -> UInt64? {
guard let value = annotations?[uncompressedDiskSizeAnnotation] else {
return nil
}
return UInt64(value)
}
}
struct OCIConfig: Codable {
var architecture: Architecture = .arm64
var os: OS = .darwin
func toJSON() throws -> Data {
try Config.jsonEncoder().encode(self)
}
}
struct OCIManifestConfig: Codable, Equatable {
var mediaType: String = ociConfigMediaType
var size: Int
var digest: String
}
struct OCIManifestLayer: Codable, Equatable {
var mediaType: String
var size: Int
var digest: String
}
struct Descriptor: Equatable {
var size: Int
var digest: String
}
-378
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import Foundation
import NIOCore
import NIOHTTP1
import AsyncHTTPClient
import Algorithms
import NIOPosix
enum RegistryError: Error {
case UnexpectedHTTPStatusCode(when: String, code: UInt, details: String = "")
case MissingLocationHeader
case AuthFailed(why: String, details: String = "")
case MalformedHeader(why: String)
}
extension HTTPClientResponse.Body {
func readTextResponse() async throws -> String? {
let data = try await readResponse()
return String(decoding: data, as: UTF8.self)
}
func readResponse() async throws -> Data {
var result = Data()
for try await part in self {
result.append(Data(buffer: part))
}
return result
}
}
struct TokenResponse: Decodable, Authentication {
let defaultIssuedAt = Date()
let defaultExpiresIn = 60
var token: String
var expiresIn: Int?
var issuedAt: Date?
static func parse(fromData: Data) throws -> Self {
let decoder = Config.jsonDecoder()
decoder.keyDecodingStrategy = .convertFromSnakeCase
let dateFormatter = ISO8601DateFormatter()
dateFormatter.formatOptions = [.withInternetDateTime]
dateFormatter.timeZone = TimeZone(secondsFromGMT: 0)
decoder.dateDecodingStrategy = .custom { decoder in
let container = try decoder.singleValueContainer()
let dateString = try container.decode(String.self)
return dateFormatter.date(from: dateString) ?? Date()
}
return try decoder.decode(TokenResponse.self, from: fromData)
}
var tokenExpiresAt: Date {
get {
// Tokens can expire and expire_in field is used to determine when:
//
// >The duration in seconds since the token was issued that it will remain valid.
// >When omitted, this defaults to 60 seconds. For compatibility with older clients,
// >a token should never be returned with less than 60 seconds to live.
//
// [1]: https://docs.docker.com/registry/spec/auth/token/#requesting-a-token
(issuedAt ?? defaultIssuedAt) + TimeInterval(expiresIn ?? defaultExpiresIn)
}
}
func header() -> (String, String) {
("Authorization", "Bearer \(token)")
}
func isValid() -> Bool {
Date() < tokenExpiresAt
}
}
class Registry {
private let httpClient = HTTPClient(
eventLoopGroupProvider: .shared(MultiThreadedEventLoopGroup(numberOfThreads: 1))
)
deinit {
try! httpClient.syncShutdown()
}
let baseURL: URL
let namespace: String
let credentialsProviders: [CredentialsProvider]
var currentAuthToken: Authentication? = nil
init(urlComponents: URLComponents,
namespace: String,
credentialsProviders: [CredentialsProvider] = [DockerConfigCredentialsProvider(), KeychainCredentialsProvider()]
) throws {
baseURL = urlComponents.url!
self.namespace = namespace
self.credentialsProviders = credentialsProviders
}
convenience init(
host: String,
namespace: String,
insecure: Bool = false,
credentialsProviders: [CredentialsProvider] = [DockerConfigCredentialsProvider(), KeychainCredentialsProvider()]
) throws {
let proto = insecure ? "http" : "https"
let baseURLComponents = URLComponents(string: proto + "://" + host + "/v2/")!
try self.init(urlComponents: baseURLComponents, namespace: namespace, credentialsProviders: credentialsProviders)
}
func ping() async throws {
let response = try await endpointRequest(.GET, "/v2/")
if response.status != .ok {
throw RegistryError.UnexpectedHTTPStatusCode(when: "doing ping", code: response.status.code)
}
}
func pushManifest(reference: String, manifest: OCIManifest) async throws -> String {
let manifestJSON = try manifest.toJSON()
let response = try await endpointRequest(.PUT, "\(namespace)/manifests/\(reference)",
headers: ["Content-Type": manifest.mediaType],
body: manifestJSON)
if response.status != .created {
throw RegistryError.UnexpectedHTTPStatusCode(when: "pushing manifest", code: response.status.code,
details: try await response.body.readTextResponse() ?? "")
}
return Digest.hash(manifestJSON)
}
public func pullManifest(reference: String) async throws -> (OCIManifest, Data) {
let response = try await endpointRequest(.GET, "\(namespace)/manifests/\(reference)",
headers: ["Accept": ociManifestMediaType])
if response.status != .ok {
let body = try await response.body.readTextResponse()
throw RegistryError.UnexpectedHTTPStatusCode(when: "pulling manifest", code: response.status.code,
details: body ?? "")
}
let manifestData = try await response.body.readResponse()
let manifest = try OCIManifest(fromJSON: manifestData)
return (manifest, manifestData)
}
private func uploadLocationFromResponse(_ response: HTTPClientResponse) throws -> URLComponents {
guard let uploadLocationRaw = response.headers.first(name: "Location") else {
throw RegistryError.MissingLocationHeader
}
guard let uploadLocation = URL(string: uploadLocationRaw) else {
throw RegistryError.MalformedHeader(why: "Location header contains invalid URL: \"\(uploadLocationRaw)\"")
}
return URLComponents(url: uploadLocation.absolutize(baseURL), resolvingAgainstBaseURL: true)!
}
public func pushBlob(fromData: Data, chunkSizeMb: Int = 0) async throws -> String {
// Initiate a blob upload
let postResponse = try await endpointRequest(.POST, "\(namespace)/blobs/uploads/",
headers: ["Content-Length": "0"])
if postResponse.status != .accepted {
let body = try await postResponse.body.readTextResponse()
throw RegistryError.UnexpectedHTTPStatusCode(when: "pushing blob (POST)", code: postResponse.status.code,
details: body ?? "")
}
// Figure out where to upload the blob
var uploadLocation = try uploadLocationFromResponse(postResponse)
let digest = Digest.hash(fromData)
if chunkSizeMb == 0 {
// monolithic upload
let response = try await rawRequest(
.PUT,
uploadLocation,
headers: [
"Content-Type": "application/octet-stream",
],
parameters: ["digest": digest],
body: fromData
)
if response.status != .created {
let body = try await response.body.readTextResponse()
throw RegistryError.UnexpectedHTTPStatusCode(when: "pushing blob (PUT) to \(uploadLocation)",
code: response.status.code, details: body ?? "")
}
return digest
}
// chunked upload
var uploadedBytes = 0
let chunks = fromData.chunks(ofCount: chunkSizeMb == 0 ? fromData.count : chunkSizeMb * 1_000_000)
for (index, chunk) in chunks.enumerated() {
let lastChunk = index == (chunks.count - 1)
let response = try await rawRequest(
lastChunk ? .PUT : .PATCH,
uploadLocation,
headers: [
"Content-Type": "application/octet-stream",
"Content-Range": "\(uploadedBytes)-\(uploadedBytes + chunk.count - 1)",
],
parameters: lastChunk ? ["digest": digest] : [:],
body: chunk
)
let expectedStatus: HTTPResponseStatus = lastChunk ? .created : .accepted
if response.status != expectedStatus {
let body = try await response.body.readTextResponse()
throw RegistryError.UnexpectedHTTPStatusCode(when: "streaming blob to \(uploadLocation)",
code: response.status.code, details: body ?? "")
}
uploadedBytes += chunk.count
// Update location for the next chunk
uploadLocation = try uploadLocationFromResponse(response)
}
return digest
}
public func pullBlob(_ digest: String, handler: (ByteBuffer) throws -> Void) async throws {
let response = try await endpointRequest(.GET, "\(namespace)/blobs/\(digest)")
if response.status != .ok {
let body = try await response.body.readTextResponse()
throw RegistryError.UnexpectedHTTPStatusCode(when: "pulling blob", code: response.status.code,
details: body ?? "")
}
for try await part in response.body {
try Task.checkCancellation()
try handler(part)
}
}
private func endpointRequest(
_ method: HTTPMethod,
_ endpoint: String,
headers: Dictionary<String, String> = Dictionary(),
parameters: Dictionary<String, String> = Dictionary(),
body: Data? = nil
) async throws -> HTTPClientResponse {
let url = URL(string: endpoint, relativeTo: baseURL)!
let urlComponents = URLComponents(url: url, resolvingAgainstBaseURL: true)!
return try await rawRequest(method, urlComponents, headers: headers, parameters: parameters, body: body)
}
private func rawRequest(
_ method: HTTPMethod,
_ urlComponents: URLComponents,
headers: Dictionary<String, String> = Dictionary(),
parameters: Dictionary<String, String> = Dictionary(),
body: Data? = nil,
doAuth: Bool = true
) async throws -> HTTPClientResponse {
var urlComponents = urlComponents
if urlComponents.queryItems == nil && !parameters.isEmpty {
urlComponents.queryItems = []
}
urlComponents.queryItems?.append(contentsOf: parameters.map { key, value -> URLQueryItem in
URLQueryItem(name: key, value: value)
})
var request = HTTPClientRequest(url: urlComponents.string!)
request.method = method
for (key, value) in headers {
request.headers.add(name: key, value: value)
}
if body != nil {
request.headers.add(name: "Content-Length", value: "\(body!.count)")
request.body = HTTPClientRequest.Body.bytes(body!)
}
// Invalidate token if it has expired
if currentAuthToken?.isValid() == false {
currentAuthToken = nil
}
var response = try await authAwareRequest(request: request)
if doAuth && response.status == .unauthorized {
try await auth(response: response)
response = try await authAwareRequest(request: request)
}
return response
}
private func auth(response: HTTPClientResponse) async throws {
// Process WWW-Authenticate header
guard let wwwAuthenticateRaw = response.headers.first(name: "WWW-Authenticate") else {
throw RegistryError.AuthFailed(why: "got HTTP 401, but WWW-Authenticate header is missing")
}
let wwwAuthenticate = try WWWAuthenticate(rawHeaderValue: wwwAuthenticateRaw)
if wwwAuthenticate.scheme == "Basic" {
if let (user, password) = try lookupCredentials(host: baseURL.host!) {
currentAuthToken = BasicAuthentication(user: user, password: password)
}
return
}
if wwwAuthenticate.scheme != "Bearer" {
throw RegistryError.AuthFailed(why: "WWW-Authenticate header's authentication scheme "
+ "\"\(wwwAuthenticate.scheme)\" is unsupported, expected \"Bearer\" scheme")
}
guard let realm = wwwAuthenticate.kvs["realm"] else {
throw RegistryError.AuthFailed(why: "WWW-Authenticate header is missing a \"realm\" directive")
}
// Request a token
guard var authenticateURL = URLComponents(string: realm) else {
throw RegistryError.AuthFailed(why: "WWW-Authenticate header's realm directive "
+ "\"\(realm)\" doesn't look like URL")
}
// Token Authentication Specification[1]:
//
// >To respond to this challenge, the client will need to make a GET request
// >[...] using the service and scope values from the WWW-Authenticate header.
//
// [1]: https://docs.docker.com/registry/spec/auth/token/
authenticateURL.queryItems = ["scope", "service"].compactMap { key in
if let value = wwwAuthenticate.kvs[key] {
return URLQueryItem(name: key, value: value)
} else {
return nil
}
}
var headers: Dictionary<String, String> = Dictionary()
if let (user, password) = try lookupCredentials(host: baseURL.host!) {
let encodedCredentials = "\(user):\(password)".data(using: .utf8)?.base64EncodedString()
headers["Authorization"] = "Basic \(encodedCredentials!)"
}
let response = try await rawRequest(.GET, authenticateURL, headers: headers, doAuth: false)
if response.status != .ok {
let body = try await response.body.readTextResponse() ?? ""
throw RegistryError.AuthFailed(why: "received unexpected HTTP status code \(response.status.code) "
+ "while retrieving an authentication token", details: body)
}
let bodyData = try await response.body.readResponse()
currentAuthToken = try TokenResponse.parse(fromData: bodyData)
}
private func lookupCredentials(host: String) throws -> (String, String)? {
for provider in credentialsProviders {
if let (user, password) = try provider.retrieve(host: host) {
return (user, password)
}
}
return nil
}
private func authAwareRequest(request: HTTPClientRequest) async throws -> HTTPClientResponse {
var request = request
if let token = currentAuthToken {
let (name, value) = token.header()
request.headers.add(name: name, value: value)
}
return try await httpClient.execute(request, deadline: .distantFuture)
}
}
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@@ -1,128 +0,0 @@
import Foundation
import Parsing
struct Reference: Comparable, Hashable, CustomStringConvertible {
enum ReferenceType: Comparable {
case Tag
case Digest
}
let type: ReferenceType
let value: String
var fullyQualified: String {
get {
switch type {
case .Tag:
return ":" + value
case .Digest:
return "@" + value
}
}
}
init(tag: String) {
type = .Tag
value = tag
}
init(digest: String) {
type = .Digest
value = digest
}
static func <(lhs: Reference, rhs: Reference) -> Bool {
if lhs.type != rhs.type {
return lhs.type < rhs.type
} else {
return lhs.value < rhs.value
}
}
var description: String {
get {
fullyQualified
}
}
}
struct RemoteName: Comparable, Hashable, CustomStringConvertible {
var host: String
var namespace: String
var reference: Reference
init(host: String, namespace: String, reference: Reference) {
self.host = host
self.namespace = namespace
self.reference = reference
}
init(_ name: String) throws {
let csNormal = [
UInt8(ascii: "a")...UInt8(ascii: "z"),
UInt8(ascii: "A")...UInt8(ascii: "Z"),
UInt8(ascii: "0")...UInt8(ascii: "9"),
].asCharacterSet().union(CharacterSet(charactersIn: "_-."))
let csHex = [
UInt8(ascii: "a")...UInt8(ascii: "f"),
UInt8(ascii: "0")...UInt8(ascii: "9"),
].asCharacterSet()
let parser = Parse {
Consumed {
csNormal
Optionally {
":"
Digits()
}
}
"/"
csNormal.union(CharacterSet(charactersIn: "/"))
Optionally {
OneOf {
Parse {
":"
csNormal.map {
Reference(tag: String($0))
}
}
Parse {
"@sha256:"
csHex.map {
Reference(digest: "sha256:" + String($0))
}
}
}
}
End()
}
let result = try parser.parse(name)
host = String(result.0)
namespace = String(result.1)
reference = result.2 ?? Reference(tag: "latest")
}
static func <(lhs: RemoteName, rhs: RemoteName) -> Bool {
if lhs.host != rhs.host {
return lhs.host < rhs.host
} else if lhs.namespace != rhs.namespace {
return lhs.namespace < rhs.namespace
} else {
return lhs.reference < rhs.reference
}
}
var description: String {
"\(host)/\(namespace)\(reference.fullyQualified)"
}
}
extension Array where Self.Element == ClosedRange<UInt8> {
func asCharacterSet() -> CharacterSet {
let characters = self.joined().map { String(UnicodeScalar($0)) }.joined()
return CharacterSet(charactersIn: characters)
}
}
-7
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@@ -1,7 +0,0 @@
import Foundation
extension URL {
func absolutize(_ baseURL: URL) -> Self {
URL(string: absoluteString, relativeTo: baseURL)!
}
}
-63
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@@ -1,63 +0,0 @@
import Foundation
// WWW-Authenticate header parser based on details from RFCs[1][2]
///
// [1]: https://www.rfc-editor.org/rfc/rfc2617#section-3.2.1
// [2]: https://www.rfc-editor.org/rfc/rfc6750#section-3
class WWWAuthenticate {
var scheme: String
var kvs: Dictionary<String, String> = Dictionary()
init(rawHeaderValue: String) throws {
let splits = rawHeaderValue.split(separator: " ", maxSplits: 1)
if splits.count == 2 {
scheme = String(splits[0])
} else {
throw RegistryError.MalformedHeader(why: "WWW-Authenticate header should consist of two parts: "
+ "scheme and directives")
}
let rawDirectives = contextAwareCommaSplit(rawDirectives: String(splits[1]))
try rawDirectives.forEach { sequence in
let parts = sequence.split(separator: "=", maxSplits: 1)
if parts.count != 2 {
throw RegistryError.MalformedHeader(why: "Each WWW-Authenticate header directive should be in the form of "
+ "key=value or key=\"value\"")
}
let key = String(parts[0])
var value = String(parts[1])
value = value.trimmingCharacters(in: CharacterSet(charactersIn: "\""))
kvs[key] = value
}
}
private func contextAwareCommaSplit(rawDirectives: String) -> Array<String> {
var result: Array<String> = Array()
var inQuotation: Bool = false
var accumulator: Array<Character> = Array()
for ch in rawDirectives {
if ch == "," && !inQuotation {
result.append(String(accumulator))
accumulator.removeAll()
continue
}
accumulator.append(ch)
if ch == "\"" {
inQuotation.toggle()
}
}
if !accumulator.isEmpty {
result.append(String(accumulator))
}
return result
}
}
@@ -1,13 +0,0 @@
import Foundation
struct PassphraseGenerator: Sequence {
func makeIterator() -> PassphraseIterator {
PassphraseIterator()
}
}
struct PassphraseIterator: IteratorProtocol {
mutating func next() -> String? {
passphrases[Int(arc4random_uniform(UInt32(passphrases.count)))]
}
}
File diff suppressed because it is too large Load Diff
-14
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@@ -1,14 +0,0 @@
import Foundation
enum Architecture: String, Codable {
case arm64
case amd64
}
func CurrentArchitecture() -> Architecture {
#if arch(arm64)
return .arm64
#elseif arch(x86_64)
return .amd64
#endif
}
-97
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@@ -1,97 +0,0 @@
import Virtualization
struct Darwin: Platform {
var ecid: VZMacMachineIdentifier
var hardwareModel: VZMacHardwareModel
init(ecid: VZMacMachineIdentifier, hardwareModel: VZMacHardwareModel) {
self.ecid = ecid
self.hardwareModel = hardwareModel
}
init(from decoder: Decoder) throws {
let container = try decoder.container(keyedBy: CodingKeys.self)
let encodedECID = try container.decode(String.self, forKey: .ecid)
guard let data = Data.init(base64Encoded: encodedECID) else {
throw DecodingError.dataCorruptedError(forKey: .ecid,
in: container,
debugDescription: "failed to initialize Data using the provided value")
}
guard let ecid = VZMacMachineIdentifier.init(dataRepresentation: data) else {
throw DecodingError.dataCorruptedError(forKey: .ecid,
in: container,
debugDescription: "failed to initialize VZMacMachineIdentifier using the provided value")
}
self.ecid = ecid
let encodedHardwareModel = try container.decode(String.self, forKey: .hardwareModel)
guard let data = Data.init(base64Encoded: encodedHardwareModel) else {
throw DecodingError.dataCorruptedError(forKey: .hardwareModel, in: container, debugDescription: "")
}
guard let hardwareModel = VZMacHardwareModel.init(dataRepresentation: data) else {
throw DecodingError.dataCorruptedError(forKey: .hardwareModel, in: container, debugDescription: "")
}
self.hardwareModel = hardwareModel
}
func encode(to encoder: Encoder) throws {
var container = encoder.container(keyedBy: CodingKeys.self)
try container.encode(ecid.dataRepresentation.base64EncodedString(), forKey: .ecid)
try container.encode(hardwareModel.dataRepresentation.base64EncodedString(), forKey: .hardwareModel)
}
func os() -> OS {
.darwin
}
func bootLoader(nvramURL: URL) throws -> VZBootLoader {
VZMacOSBootLoader()
}
func platform(nvramURL: URL) -> VZPlatformConfiguration {
let result = VZMacPlatformConfiguration()
result.machineIdentifier = ecid
result.auxiliaryStorage = VZMacAuxiliaryStorage(contentsOf: nvramURL)
result.hardwareModel = hardwareModel
return result
}
func graphicsDevice(vmConfig: VMConfig) -> VZGraphicsDeviceConfiguration {
let result = VZMacGraphicsDeviceConfiguration()
if let hostMainScreen = NSScreen.main {
let vmScreenSize = NSSize(width: vmConfig.display.width, height: vmConfig.display.height)
result.displays = [
VZMacGraphicsDisplayConfiguration(for: hostMainScreen, sizeInPoints: vmScreenSize)
]
return result
}
result.displays = [
VZMacGraphicsDisplayConfiguration(
widthInPixels: vmConfig.display.width,
heightInPixels: vmConfig.display.height,
// A reasonable guess according to Apple's documentation[1]
// [1]: https://developer.apple.com/documentation/coregraphics/1456599-cgdisplayscreensize
pixelsPerInch: 72
)
]
return result
}
func pointingDevices() -> [VZPointingDeviceConfiguration] {
if #available(macOS 13, *) {
// Trackpad is only supported starting with macOS Ventura
// macOS Monterey will continue using a USB device == .darwin
return [VZMacTrackpadConfiguration(), VZUSBScreenCoordinatePointingDeviceConfiguration()]
} else {
return [VZUSBScreenCoordinatePointingDeviceConfiguration()]
}
}
}
-37
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@@ -1,37 +0,0 @@
import Virtualization
@available(macOS 13, *)
struct Linux: Platform {
func os() -> OS {
.linux
}
func bootLoader(nvramURL: URL) throws -> VZBootLoader {
let result = VZEFIBootLoader()
result.variableStore = VZEFIVariableStore(url: nvramURL)
return result
}
func platform(nvramURL: URL) -> VZPlatformConfiguration {
VZGenericPlatformConfiguration()
}
func graphicsDevice(vmConfig: VMConfig) -> VZGraphicsDeviceConfiguration {
let result = VZVirtioGraphicsDeviceConfiguration()
result.scanouts = [
VZVirtioGraphicsScanoutConfiguration(
widthInPixels: vmConfig.display.width,
heightInPixels: vmConfig.display.height
)
]
return result
}
func pointingDevices() -> [VZPointingDeviceConfiguration] {
[VZUSBScreenCoordinatePointingDeviceConfiguration()]
}
}
-6
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@@ -1,6 +0,0 @@
import Virtualization
enum OS: String, Codable {
case darwin
case linux
}
-9
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@@ -1,9 +0,0 @@
import Virtualization
protocol Platform: Codable {
func os() -> OS
func bootLoader(nvramURL: URL) throws -> VZBootLoader
func platform(nvramURL: URL) -> VZPlatformConfiguration
func graphicsDevice(vmConfig: VMConfig) -> VZGraphicsDeviceConfiguration
func pointingDevices() -> [VZPointingDeviceConfiguration]
}
-11
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@@ -1,11 +0,0 @@
import Foundation
protocol PrunableStorage {
func prunables() throws -> [Prunable]
}
protocol Prunable {
func delete() throws
func accessDate() throws -> Date
func sizeBytes() throws -> Int
}
-55
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@@ -1,55 +0,0 @@
import ArgumentParser
import Foundation
@main
struct Root: AsyncParsableCommand {
static var configuration = CommandConfiguration(
commandName: "tart",
version: CI.version,
subcommands: [
Create.self,
Clone.self,
Run.self,
Set.self,
List.self,
Login.self,
IP.self,
Pull.self,
Push.self,
Prune.self,
Rename.self,
Delete.self,
])
public static func main() async throws {
// Ensure the default SIGINT handled is disabled,
// otherwise there's a race between two handlers
signal(SIGINT, SIG_IGN);
// Handle cancellation by Ctrl+C ourselves
let task = withUnsafeCurrentTask { $0 }!
let sigintSrc = DispatchSource.makeSignalSource(signal: SIGINT)
sigintSrc.setEventHandler {
task.cancel()
}
sigintSrc.activate()
// Set line-buffered output for stdout
setlinebuf(stdout)
// Parse and run command
do {
var command = try parseAsRoot()
// Run garbage-collection before each command (shouldn't take too long)
try Config().gc()
if var asyncCommand = command as? AsyncParsableCommand {
try await asyncCommand.run()
} else {
try command.run()
}
} catch {
exit(withError: error)
}
}
}
-25
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@@ -1,25 +0,0 @@
import Foundation
extension URL {
func accessDate() throws -> Date {
let attrs = try resourceValues(forKeys: [.contentAccessDateKey])
return attrs.contentAccessDate!
}
func updateAccessDate(_ accessDate: Date = Date()) throws {
let attrs = try resourceValues(forKeys: [.contentAccessDateKey])
let modificationDate = attrs.contentAccessDate!
let times = [accessDate.asTimeval(), modificationDate.asTimeval()]
let ret = utimes(path, times)
if ret != 0 {
throw RuntimeError("utimes(2) failed: \(ret.explanation())")
}
}
}
extension Date {
func asTimeval() -> timeval {
timeval(tv_sec: Int(timeIntervalSince1970), tv_usec: 0)
}
}
-11
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@@ -1,11 +0,0 @@
import Foundation
extension URL: Prunable {
func delete() throws {
try FileManager.default.removeItem(at: self)
}
func sizeBytes() throws -> Int {
try resourceValues(forKeys: [.totalFileAllocatedSizeKey]).totalFileAllocatedSize!
}
}
-24
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@@ -1,24 +0,0 @@
import Foundation
extension Collection {
subscript (safe index: Index) -> Element? {
indices.contains(index) ? self[index] : nil
}
}
func resolveBinaryPath(_ name: String) -> URL? {
guard let path = ProcessInfo.processInfo.environment["PATH"] else {
return nil
}
for pathComponent in path.split(separator: ":") {
let url = URL(fileURLWithPath: String(pathComponent))
.appendingPathComponent(name, isDirectory: false)
if FileManager.default.fileExists(atPath: url.path) {
return url
}
}
return nil
}
-38
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@@ -1,38 +0,0 @@
import Foundation
import Virtualization
import Dynamic
// Kudos to @saagarjha's VirtualApple for finding about _VZVirtualMachineStartOptions
extension VZVirtualMachine {
@available(macOS 12, *)
func start(_ recovery: Bool) async throws {
if !recovery {
// just use the regular API
return try await withCheckedThrowingContinuation { continuation in
DispatchQueue.main.async {
self.start(completionHandler: { result in
continuation.resume(with: result)
})
}
}
}
// use some private stuff only for recovery
return try await withCheckedThrowingContinuation { (continuation: CheckedContinuation<Void, Error>) in
DispatchQueue.main.async {
let handler: @convention(block) (_ result: Any?) -> Void = { result in
if let error = result as? Error {
continuation.resume(throwing: error)
} else {
continuation.resume(returning: ())
}
}
// dynamic magic
let options = Dynamic._VZVirtualMachineStartOptions()
options.bootMacOSRecovery = recovery
Dynamic(self)._start(withOptions: options, completionHandler: handler)
}
}
}
}
-312
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@@ -1,312 +0,0 @@
import Foundation
import Virtualization
struct UnsupportedRestoreImageError: Error {
}
struct NoMainScreenFoundError: Error {
}
struct DownloadFailed: Error {
}
struct UnsupportedOSError: Error, CustomStringConvertible {
let description: String
init(_ what: String, _ plural: String) {
description = "error: \(what) \(plural) only supported on hosts running macOS 13.0 (Ventura) or newer"
}
}
struct UnsupportedArchitectureError: Error {
}
class VM: NSObject, VZVirtualMachineDelegate, ObservableObject {
// Virtualization.Framework's virtual machine
@Published var virtualMachine: VZVirtualMachine
// Semaphore used to communicate with the VZVirtualMachineDelegate
var sema = DispatchSemaphore(value: 0)
// VM's config
var name: String
// VM's config
var config: VMConfig
var network: Network
init(vmDir: VMDirectory,
network: Network = NetworkShared(),
additionalDiskAttachments: [VZDiskImageStorageDeviceAttachment] = [],
directoryShares: [DirectoryShare] = []
) throws {
name = vmDir.name
config = try VMConfig.init(fromURL: vmDir.configURL)
if config.arch != CurrentArchitecture() {
throw UnsupportedArchitectureError()
}
// Initialize the virtual machine and its configuration
self.network = network
let configuration = try Self.craftConfiguration(diskURL: vmDir.diskURL,
nvramURL: vmDir.nvramURL, vmConfig: config,
network: network, additionalDiskAttachments: additionalDiskAttachments,
directoryShares: directoryShares)
virtualMachine = VZVirtualMachine(configuration: configuration)
super.init()
virtualMachine.delegate = self
}
static func retrieveLatestIPSW() async throws -> URL {
defaultLogger.appendNewLine("Looking up the latest supported IPSW...")
let image = try await withCheckedThrowingContinuation { continuation in
VZMacOSRestoreImage.fetchLatestSupported() { result in
continuation.resume(with: result)
}
}
let expectedIPSWLocation = try IPSWCache().locationFor(image: image)
if FileManager.default.fileExists(atPath: expectedIPSWLocation.path) {
defaultLogger.appendNewLine("Using cached *.ipsw file...")
try expectedIPSWLocation.updateAccessDate()
return expectedIPSWLocation
}
defaultLogger.appendNewLine("Fetching \(expectedIPSWLocation.lastPathComponent)...")
let data: Data = try await withCheckedThrowingContinuation { continuation in
let downloadedTask = URLSession.shared.dataTask(with: image.url) { data, response, error in
if error != nil {
continuation.resume(throwing: error!)
return
}
if (data == nil) {
continuation.resume(throwing: DownloadFailed())
return
}
continuation.resume(returning: data!)
}
ProgressObserver(downloadedTask.progress).log(defaultLogger)
downloadedTask.resume()
}
try data.write(to: expectedIPSWLocation, options: [.atomic])
return expectedIPSWLocation
}
var inFinalState: Bool {
get {
virtualMachine.state == VZVirtualMachine.State.stopped ||
virtualMachine.state == VZVirtualMachine.State.paused ||
virtualMachine.state == VZVirtualMachine.State.error
}
}
init(
vmDir: VMDirectory,
ipswURL: URL?,
diskSizeGB: UInt16,
network: Network = NetworkShared(),
additionalDiskAttachments: [VZDiskImageStorageDeviceAttachment] = []
) async throws {
let ipswURL = ipswURL != nil ? ipswURL! : try await VM.retrieveLatestIPSW();
// Load the restore image and try to get the requirements
// that match both the image and our platform
let image = try await withCheckedThrowingContinuation { continuation in
VZMacOSRestoreImage.load(from: ipswURL) { result in
continuation.resume(with: result)
}
}
guard let requirements = image.mostFeaturefulSupportedConfiguration else {
throw UnsupportedRestoreImageError()
}
// Create NVRAM
_ = try VZMacAuxiliaryStorage(creatingStorageAt: vmDir.nvramURL, hardwareModel: requirements.hardwareModel)
// Create disk
try vmDir.resizeDisk(diskSizeGB)
name = vmDir.name
// Create config
config = VMConfig(
platform: Darwin(ecid: VZMacMachineIdentifier(), hardwareModel: requirements.hardwareModel),
cpuCountMin: requirements.minimumSupportedCPUCount,
memorySizeMin: requirements.minimumSupportedMemorySize
)
// allocate at least 4 CPUs because otherwise VMs are frequently freezing
try config.setCPU(cpuCount: max(4, requirements.minimumSupportedCPUCount))
try config.save(toURL: vmDir.configURL)
// Initialize the virtual machine and its configuration
self.network = network
let configuration = try Self.craftConfiguration(diskURL: vmDir.diskURL, nvramURL: vmDir.nvramURL,
vmConfig: config, network: network,
additionalDiskAttachments: additionalDiskAttachments,
directoryShares: [])
virtualMachine = VZVirtualMachine(configuration: configuration)
super.init()
virtualMachine.delegate = self
// Run automated installation
try await withCheckedThrowingContinuation { (continuation: CheckedContinuation<Void, Error>) in
DispatchQueue.main.async {
let installer = VZMacOSInstaller(virtualMachine: self.virtualMachine, restoringFromImageAt: ipswURL)
defaultLogger.appendNewLine("Installing OS...")
ProgressObserver(installer.progress).log(defaultLogger)
installer.install { result in
continuation.resume(with: result)
}
}
}
}
@available(macOS 13, *)
static func linux(vmDir: VMDirectory, diskSizeGB: UInt16) async throws -> VM {
// Create NVRAM
_ = try VZEFIVariableStore(creatingVariableStoreAt: vmDir.nvramURL)
// Create disk
try vmDir.resizeDisk(diskSizeGB)
// Create config
let config = VMConfig(platform: Linux(), cpuCountMin: 4, memorySizeMin: 4096 * 1024 * 1024)
try config.save(toURL: vmDir.configURL)
return try VM(vmDir: vmDir)
}
func run(_ recovery: Bool) async throws {
try network.run()
DispatchQueue.main.sync {
Task {
if #available(macOS 13, *) {
// new API introduced in Ventura
let startOptions = VZMacOSVirtualMachineStartOptions()
startOptions.startUpFromMacOSRecovery = recovery
try await virtualMachine.start(options: startOptions)
} else {
// use method that also available on Monterey
try await virtualMachine.start(recovery)
}
}
}
await withTaskCancellationHandler(operation: {
sema.wait()
}, onCancel: {
sema.signal()
})
if Task.isCancelled {
DispatchQueue.main.sync {
Task {
try await self.virtualMachine.stop()
}
}
}
try network.stop()
}
static func craftConfiguration(
diskURL: URL,
nvramURL: URL,
vmConfig: VMConfig,
network: Network = NetworkShared(),
additionalDiskAttachments: [VZDiskImageStorageDeviceAttachment],
directoryShares: [DirectoryShare]
) throws -> VZVirtualMachineConfiguration {
let configuration = VZVirtualMachineConfiguration()
// Boot loader
configuration.bootLoader = try vmConfig.platform.bootLoader(nvramURL: nvramURL)
// CPU and memory
configuration.cpuCount = vmConfig.cpuCount
configuration.memorySize = vmConfig.memorySize
// Platform
configuration.platform = vmConfig.platform.platform(nvramURL: nvramURL)
// Display
configuration.graphicsDevices = [vmConfig.platform.graphicsDevice(vmConfig: vmConfig)]
// Audio
let soundDeviceConfiguration = VZVirtioSoundDeviceConfiguration()
let inputAudioStreamConfiguration = VZVirtioSoundDeviceInputStreamConfiguration()
inputAudioStreamConfiguration.source = VZHostAudioInputStreamSource()
let outputAudioStreamConfiguration = VZVirtioSoundDeviceOutputStreamConfiguration()
outputAudioStreamConfiguration.sink = VZHostAudioOutputStreamSink()
soundDeviceConfiguration.streams = [inputAudioStreamConfiguration, outputAudioStreamConfiguration]
configuration.audioDevices = [soundDeviceConfiguration]
// Keyboard and mouse
configuration.keyboards = [VZUSBKeyboardConfiguration()]
configuration.pointingDevices = vmConfig.platform.pointingDevices()
// Networking
let vio = VZVirtioNetworkDeviceConfiguration()
vio.attachment = network.attachment()
vio.macAddress = vmConfig.macAddress
configuration.networkDevices = [vio]
// Storage
var attachments = [try VZDiskImageStorageDeviceAttachment(url: diskURL, readOnly: false)]
attachments.append(contentsOf: additionalDiskAttachments)
configuration.storageDevices = attachments.map { VZVirtioBlockDeviceConfiguration(attachment: $0) }
// Entropy
configuration.entropyDevices = [VZVirtioEntropyDeviceConfiguration()]
// Directory share
if #available(macOS 13, *) {
var directories: [String : VZSharedDirectory] = Dictionary()
directoryShares.forEach { directories[$0.name] = VZSharedDirectory(url: $0.path, readOnly: $0.readOnly) }
let automountTag = VZVirtioFileSystemDeviceConfiguration.macOSGuestAutomountTag
let sharingDevice = VZVirtioFileSystemDeviceConfiguration(tag: automountTag)
sharingDevice.share = VZMultipleDirectoryShare(directories: directories)
configuration.directorySharingDevices = [sharingDevice]
} else if !directoryShares.isEmpty {
throw UnsupportedOSError("directory sharing", "is")
}
try configuration.validate()
return configuration
}
func guestDidStop(_ virtualMachine: VZVirtualMachine) {
print("guest has stopped the virtual machine")
sema.signal()
}
func virtualMachine(_ virtualMachine: VZVirtualMachine, didStopWithError error: Error) {
print("guest has stopped the virtual machine due to error")
sema.signal()
}
func virtualMachine(_ virtualMachine: VZVirtualMachine, networkDevice: VZNetworkDevice, attachmentWasDisconnectedWithError error: Error) {
print("virtual machine's network attachment \(networkDevice) has been disconnected with error: \(error)")
sema.signal()
}
}
struct DirectoryShare {
let name: String
let path: URL
let readOnly: Bool
}
-149
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@@ -1,149 +0,0 @@
import Virtualization
class LessThanMinimalResourcesError: NSObject, LocalizedError {
var userExplanation: String
init(_ userExplanation: String) {
self.userExplanation = userExplanation
}
override var description: String {
get {
"LessThanMinimalResourcesError: \(userExplanation)"
}
}
}
enum CodingKeys: String, CodingKey {
case version
case os
case arch
case cpuCountMin
case cpuCount
case memorySizeMin
case memorySize
case macAddress
case display
// macOS-specific keys
case ecid
case hardwareModel
}
struct VMDisplayConfig: Codable {
var width: Int = 1024
var height: Int = 768
}
struct VMConfig: Codable {
var version: Int = 1
var os: OS
var arch: Architecture
var platform: Platform
var cpuCountMin: Int
private(set) var cpuCount: Int
var memorySizeMin: UInt64
private(set) var memorySize: UInt64
var macAddress: VZMACAddress
var display: VMDisplayConfig = VMDisplayConfig()
init(
platform: Platform,
cpuCountMin: Int,
memorySizeMin: UInt64,
macAddress: VZMACAddress = VZMACAddress.randomLocallyAdministered()
) {
self.os = platform.os()
self.arch = CurrentArchitecture()
self.platform = platform
self.macAddress = macAddress
self.cpuCountMin = cpuCountMin
self.memorySizeMin = memorySizeMin
cpuCount = cpuCountMin
memorySize = memorySizeMin
}
init(fromJSON: Data) throws {
self = try Config.jsonDecoder().decode(Self.self, from: fromJSON)
}
init(fromURL: URL) throws {
self = try Self(fromJSON: try Data(contentsOf: fromURL))
}
func toJSON() throws -> Data {
try Config.jsonEncoder().encode(self)
}
func save(toURL: URL) throws {
let encoder = JSONEncoder()
encoder.outputFormatting = .prettyPrinted
try encoder.encode(self).write(to: toURL)
}
init(from decoder: Decoder) throws {
let container = try decoder.container(keyedBy: CodingKeys.self)
version = try container.decode(Int.self, forKey: .version)
os = try container.decodeIfPresent(OS.self, forKey: .os) ?? .darwin
arch = try container.decodeIfPresent(Architecture.self, forKey: .arch) ?? .arm64
switch os {
case .darwin:
platform = try Darwin(from: decoder)
case .linux:
if #available(macOS 13, *) {
platform = try Linux(from: decoder)
} else {
throw UnsupportedOSError("Linux VMs", "are")
}
}
cpuCountMin = try container.decode(Int.self, forKey: .cpuCountMin)
cpuCount = try container.decode(Int.self, forKey: .cpuCount)
memorySizeMin = try container.decode(UInt64.self, forKey: .memorySizeMin)
memorySize = try container.decode(UInt64.self, forKey: .memorySize)
let encodedMacAddress = try container.decode(String.self, forKey: .macAddress)
guard let macAddress = VZMACAddress.init(string: encodedMacAddress) else {
throw DecodingError.dataCorruptedError(
forKey: .hardwareModel,
in: container,
debugDescription: "failed to initialize VZMacAddress using the provided value")
}
self.macAddress = macAddress
display = try container.decodeIfPresent(VMDisplayConfig.self, forKey: .display) ?? VMDisplayConfig()
}
func encode(to encoder: Encoder) throws {
var container = encoder.container(keyedBy: CodingKeys.self)
try container.encode(version, forKey: .version)
try container.encode(os, forKey: .os)
try container.encode(arch, forKey: .arch)
try platform.encode(to: encoder)
try container.encode(cpuCountMin, forKey: .cpuCountMin)
try container.encode(cpuCount, forKey: .cpuCount)
try container.encode(memorySizeMin, forKey: .memorySizeMin)
try container.encode(memorySize, forKey: .memorySize)
try container.encode(macAddress.string, forKey: .macAddress)
try container.encode(display, forKey: .display)
}
mutating func setCPU(cpuCount: Int) throws {
if cpuCount < cpuCountMin {
throw LessThanMinimalResourcesError("VM should have \(cpuCountMin) CPU cores"
+ " at minimum (requested \(cpuCount))")
}
self.cpuCount = cpuCount
}
mutating func setMemory(memorySize: UInt64) throws {
if memorySize < memorySizeMin {
throw LessThanMinimalResourcesError("VM should have \(memorySizeMin) bytes"
+ " of memory at minimum (requested \(memorySizeMin))")
}
self.memorySize = memorySize
}
}
-169
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@@ -1,169 +0,0 @@
import Foundation
import Compression
enum OCIError: Error {
case ShouldBeExactlyOneLayer
case ShouldBeAtLeastOneLayer
case FailedToCreateVmFile
}
extension VMDirectory {
private static let bufferSizeBytes = 64 * 1024 * 1024
private static let layerLimitBytes = 500 * 1000 * 1000
private static let configMediaType = "application/vnd.cirruslabs.tart.config.v1"
private static let diskMediaType = "application/vnd.cirruslabs.tart.disk.v1"
private static let nvramMediaType = "application/vnd.cirruslabs.tart.nvram.v1"
func pullFromRegistry(registry: Registry, reference: String) async throws {
defaultLogger.appendNewLine("pulling manifest...")
let (manifest, _) = try await registry.pullManifest(reference: reference)
return try await pullFromRegistry(registry: registry, manifest: manifest)
}
func pullFromRegistry(registry: Registry, manifest: OCIManifest) async throws {
// Pull VM's config file layer and re-serialize it into a config file
let configLayers = manifest.layers.filter {
$0.mediaType == Self.configMediaType
}
if configLayers.count != 1 {
throw OCIError.ShouldBeExactlyOneLayer
}
if !FileManager.default.createFile(atPath: configURL.path, contents: nil) {
throw OCIError.FailedToCreateVmFile
}
let configFile = try FileHandle(forWritingTo: configURL)
try await registry.pullBlob(configLayers.first!.digest) { buffer in
configFile.write(Data(buffer: buffer))
}
try configFile.close()
// Pull VM's disk layers and decompress them sequentially into a disk file
let diskLayers = manifest.layers.filter {
$0.mediaType == Self.diskMediaType
}
if diskLayers.isEmpty {
throw OCIError.ShouldBeAtLeastOneLayer
}
if !FileManager.default.createFile(atPath: diskURL.path, contents: nil) {
throw OCIError.FailedToCreateVmFile
}
let disk = try FileHandle(forWritingTo: diskURL)
let filter = try OutputFilter(.decompress, using: .lz4, bufferCapacity: Self.bufferSizeBytes) { data in
if let data = data {
disk.write(data)
}
}
// Progress
let diskCompressedSize: Int64 = Int64(diskLayers.map {
$0.size
}
.reduce(0) {
$0 + $1
})
let prettyDiskSize = String(format: "%.1f", Double(diskCompressedSize) / 1_000_000_000.0)
defaultLogger.appendNewLine("pulling disk (\(prettyDiskSize) GB compressed)...")
let progress = Progress(totalUnitCount: diskCompressedSize)
ProgressObserver(progress).log(defaultLogger)
for diskLayer in diskLayers {
try await registry.pullBlob(diskLayer.digest) { buffer in
let data = Data(buffer: buffer)
try filter.write(data)
progress.completedUnitCount += Int64(data.count)
}
}
try filter.finalize()
try disk.close()
// Pull VM's NVRAM file layer and store it in an NVRAM file
defaultLogger.appendNewLine("pulling NVRAM...")
let nvramLayers = manifest.layers.filter {
$0.mediaType == Self.nvramMediaType
}
if nvramLayers.count != 1 {
throw OCIError.ShouldBeExactlyOneLayer
}
if !FileManager.default.createFile(atPath: nvramURL.path, contents: nil) {
throw OCIError.FailedToCreateVmFile
}
let nvram = try FileHandle(forWritingTo: nvramURL)
try await registry.pullBlob(nvramLayers.first!.digest) { buffer in
nvram.write(Data(buffer: buffer))
}
try nvram.close()
}
func pushToRegistry(registry: Registry, references: [String], chunkSizeMb: Int) async throws -> RemoteName {
var layers = Array<OCIManifestLayer>()
// Read VM's config and push it as blob
let config = try VMConfig(fromURL: configURL)
let configJSON = try JSONEncoder().encode(config)
defaultLogger.appendNewLine("pushing config...")
let configDigest = try await registry.pushBlob(fromData: configJSON, chunkSizeMb: chunkSizeMb)
layers.append(OCIManifestLayer(mediaType: Self.configMediaType, size: configJSON.count, digest: configDigest))
// Progress
let diskSize = try FileManager.default.attributesOfItem(atPath: diskURL.path)[.size] as! Int64
defaultLogger.appendNewLine("pushing disk... this will take a while...")
let progress = Progress(totalUnitCount: diskSize)
ProgressObserver(progress).log(defaultLogger)
// Read VM's compressed disk as chunks
// and sequentially upload them as blobs
let mappedDisk = try Data(contentsOf: diskURL, options: [.alwaysMapped])
let mappedDiskSize = mappedDisk.count
var mappedDiskReadOffset = 0
let compressingFilter = try InputFilter(.compress, using: .lz4, bufferCapacity: Self.bufferSizeBytes) { (length: Int) -> Data? in
let bytesRead = min(length, mappedDiskSize - mappedDiskReadOffset)
let data = mappedDisk.subdata(in: mappedDiskReadOffset ..< mappedDiskReadOffset + bytesRead)
mappedDiskReadOffset += bytesRead
progress.completedUnitCount = Int64(mappedDiskReadOffset)
return data
}
while let compressedLayerData = try compressingFilter.readData(ofLength: Self.layerLimitBytes) {
let layerDigest = try await registry.pushBlob(fromData: compressedLayerData, chunkSizeMb: chunkSizeMb)
layers.append(OCIManifestLayer(mediaType: Self.diskMediaType, size: compressedLayerData.count, digest: layerDigest))
}
// Read VM's NVRAM and push it as blob
defaultLogger.appendNewLine("pushing NVRAM...")
let nvram = try FileHandle(forReadingFrom: nvramURL).readToEnd()!
let nvramDigest = try await registry.pushBlob(fromData: nvram, chunkSizeMb: chunkSizeMb)
layers.append(OCIManifestLayer(mediaType: Self.nvramMediaType, size: nvram.count, digest: nvramDigest))
// Craft a stub OCI config for Docker Hub compatibility
let ociConfigJSON = try OCIConfig(architecture: config.arch, os: config.os).toJSON()
let ociConfigDigest = try await registry.pushBlob(fromData: ociConfigJSON, chunkSizeMb: chunkSizeMb)
let manifest = OCIManifest(
config: OCIManifestConfig(size: ociConfigJSON.count, digest: ociConfigDigest),
layers: layers,
uncompressedDiskSize: UInt64(mappedDiskReadOffset)
)
// Manifest
for reference in references {
defaultLogger.appendNewLine("pushing manifest for \(reference)...")
_ = try await registry.pushManifest(reference: reference, manifest: manifest)
}
let pushedReference = Reference(digest: try manifest.digest())
return RemoteName(host: registry.baseURL.host!, namespace: registry.namespace, reference: pushedReference)
}
}
extension Progress {
func percentage() -> String {
String(Int(100 * fractionCompleted)) + "%"
}
}
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@@ -1,104 +0,0 @@
import Foundation
import Virtualization
struct UninitializedVMDirectoryError: Error {
}
struct AlreadyInitializedVMDirectoryError: Error {
}
struct VMDirectory: Prunable {
var baseURL: URL
var configURL: URL {
baseURL.appendingPathComponent("config.json")
}
var diskURL: URL {
baseURL.appendingPathComponent("disk.img")
}
var nvramURL: URL {
baseURL.appendingPathComponent("nvram.bin")
}
var explicitlyPulledMark: URL {
baseURL.appendingPathComponent(".explicitly-pulled")
}
var name: String {
baseURL.lastPathComponent
}
static func temporary() throws -> VMDirectory {
let tmpDir = try Config().tartTmpDir.appendingPathComponent(UUID().uuidString)
try FileManager.default.createDirectory(at: tmpDir, withIntermediateDirectories: false)
return VMDirectory(baseURL: tmpDir)
}
var initialized: Bool {
FileManager.default.fileExists(atPath: configURL.path) &&
FileManager.default.fileExists(atPath: diskURL.path) &&
FileManager.default.fileExists(atPath: nvramURL.path)
}
func initialize(overwrite: Bool = false) throws {
if !overwrite && initialized {
throw AlreadyInitializedVMDirectoryError()
}
try FileManager.default.createDirectory(at: baseURL, withIntermediateDirectories: true, attributes: nil)
try? FileManager.default.removeItem(at: configURL)
try? FileManager.default.removeItem(at: diskURL)
try? FileManager.default.removeItem(at: nvramURL)
}
func validate() throws {
if !initialized {
throw UninitializedVMDirectoryError()
}
}
func clone(to: VMDirectory, generateMAC: Bool) throws {
try FileManager.default.copyItem(at: configURL, to: to.configURL)
try FileManager.default.copyItem(at: nvramURL, to: to.nvramURL)
try FileManager.default.copyItem(at: diskURL, to: to.diskURL)
// Re-generate MAC address
var newVMConfig = try VMConfig(fromURL: to.configURL)
if generateMAC {
newVMConfig.macAddress = VZMACAddress.randomLocallyAdministered()
}
try newVMConfig.save(toURL: to.configURL)
}
func resizeDisk(_ sizeGB: UInt16) throws {
if !FileManager.default.fileExists(atPath: diskURL.path) {
FileManager.default.createFile(atPath: diskURL.path, contents: nil, attributes: nil)
}
let diskFileHandle = try FileHandle.init(forWritingTo: diskURL)
// macOS considers kilo being 1000 and not 1024
try diskFileHandle.truncate(atOffset: UInt64(sizeGB) * 1000 * 1000 * 1000)
try diskFileHandle.close()
}
func delete() throws {
try FileManager.default.removeItem(at: baseURL)
}
func accessDate() throws -> Date {
try baseURL.accessDate()
}
func sizeBytes() throws -> Int {
try configURL.sizeBytes() + diskURL.sizeBytes() + nvramURL.sizeBytes()
}
func markExplicitlyPulled() {
FileManager.default.createFile(atPath: explicitlyPulledMark.path, contents: nil)
}
func isExplicitlyPulled() -> Bool {
FileManager.default.fileExists(atPath: explicitlyPulledMark.path)
}
}
-53
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@@ -1,53 +0,0 @@
import Foundation
class VMStorageHelper {
static func open(_ name: String) throws -> VMDirectory {
try missingVMWrap(name) {
if let remoteName = try? RemoteName(name) {
return try VMStorageOCI().open(remoteName)
} else {
return try VMStorageLocal().open(name)
}
}
}
static func delete(_ name: String) throws {
try missingVMWrap(name) {
if let remoteName = try? RemoteName(name) {
try VMStorageOCI().delete(remoteName)
} else {
try VMStorageLocal().delete(name)
}
}
}
private static func missingVMWrap<R: Any>(_ name: String, closure: () throws -> R) throws -> R {
do {
return try closure()
} catch {
if error.isFileNotFound() {
throw RuntimeError("source VM \"\(name)\" not found, is it listed in \"tart list\"?")
}
throw error
}
}
}
extension Error {
func isFileNotFound() -> Bool {
(self as NSError).code == NSFileReadNoSuchFileError
}
}
class RuntimeError: Error, CustomStringConvertible {
let message: String
init(_ message: String) {
self.message = message
}
var description: String {
message
}
}
-65
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@@ -1,65 +0,0 @@
import Foundation
class VMStorageLocal {
let baseURL: URL = try! Config().tartHomeDir.appendingPathComponent("vms", isDirectory: true)
private func vmURL(_ name: String) -> URL {
baseURL.appendingPathComponent(name, isDirectory: true)
}
func exists(_ name: String) -> Bool {
VMDirectory(baseURL: vmURL(name)).initialized
}
func open(_ name: String) throws -> VMDirectory {
let vmDir = VMDirectory(baseURL: vmURL(name))
try vmDir.validate()
return vmDir
}
func create(_ name: String, overwrite: Bool = false) throws -> VMDirectory {
let vmDir = VMDirectory(baseURL: vmURL(name))
try vmDir.initialize(overwrite: overwrite)
return vmDir
}
func move(_ name: String, from: VMDirectory) throws {
_ = try FileManager.default.createDirectory(at: baseURL, withIntermediateDirectories: true)
_ = try FileManager.default.replaceItemAt(vmURL(name), withItemAt: from.baseURL)
}
func rename(_ name: String, _ newName: String) throws {
_ = try FileManager.default.replaceItemAt(vmURL(newName), withItemAt: vmURL(name))
}
func delete(_ name: String) throws {
try FileManager.default.removeItem(at: vmURL(name))
}
func list() throws -> [(String, VMDirectory)] {
do {
return try FileManager.default.contentsOfDirectory(
at: baseURL,
includingPropertiesForKeys: [.isDirectoryKey],
options: .skipsSubdirectoryDescendants).compactMap { url in
let vmDir = VMDirectory(baseURL: url)
if !vmDir.initialized {
return nil
}
return (vmDir.name, vmDir)
}
} catch {
if error.isFileNotFound() {
return []
}
throw error
}
}
}
-216
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@@ -1,216 +0,0 @@
import Foundation
class VMStorageOCI: PrunableStorage {
let baseURL = try! Config().tartCacheDir.appendingPathComponent("OCIs", isDirectory: true)
private func vmURL(_ name: RemoteName) -> URL {
baseURL.appendingRemoteName(name)
}
private func hostDirectoryURL(_ name: RemoteName) -> URL {
baseURL.appendingHost(name)
}
func exists(_ name: RemoteName) -> Bool {
VMDirectory(baseURL: vmURL(name)).initialized
}
func open(_ name: RemoteName) throws -> VMDirectory {
let vmDir = VMDirectory(baseURL: vmURL(name))
try vmDir.validate()
try vmDir.baseURL.updateAccessDate()
return vmDir
}
func create(_ name: RemoteName, overwrite: Bool = false) throws -> VMDirectory {
let vmDir = VMDirectory(baseURL: vmURL(name))
try vmDir.initialize(overwrite: overwrite)
return vmDir
}
func move(_ name: RemoteName, from: VMDirectory) throws{
let targetURL = vmURL(name)
// Pre-create intermediate directories (e.g. creates ~/.tart/cache/OCIs/github.com/org/repo/
// for github.com/org/repo:latest)
try FileManager.default.createDirectory(at: targetURL.deletingLastPathComponent(),
withIntermediateDirectories: true)
_ = try FileManager.default.replaceItemAt(targetURL, withItemAt: from.baseURL)
}
func delete(_ name: RemoteName) throws {
try FileManager.default.removeItem(at: vmURL(name))
try gc()
}
func gc() throws {
var refCounts = Dictionary<URL, UInt>()
guard let enumerator = FileManager.default.enumerator(at: baseURL,
includingPropertiesForKeys: [.isSymbolicLinkKey]) else {
return
}
for case let foundURL as URL in enumerator {
let isSymlink = try foundURL.resourceValues(forKeys: [.isSymbolicLinkKey]).isSymbolicLink!
// Perform garbage collection for tag-based images
// with broken outgoing references
if isSymlink && foundURL == foundURL.resolvingSymlinksInPath() {
try FileManager.default.removeItem(at: foundURL)
continue
}
let vmDir = VMDirectory(baseURL: foundURL.resolvingSymlinksInPath())
if !vmDir.initialized {
continue
}
refCounts[vmDir.baseURL] = (refCounts[vmDir.baseURL] ?? 0) + (isSymlink ? 1 : 0)
}
// Perform garbage collection for digest-based images
// with no incoming references
for (baseURL, incRefCount) in refCounts {
let vmDir = VMDirectory(baseURL: baseURL)
if !vmDir.isExplicitlyPulled() && incRefCount == 0 {
try FileManager.default.removeItem(at: baseURL)
}
}
}
func list() throws -> [(String, VMDirectory, Bool)] {
var result: [(String, VMDirectory, Bool)] = Array()
guard let enumerator = FileManager.default.enumerator(at: baseURL,
includingPropertiesForKeys: [.isSymbolicLinkKey], options: [.producesRelativePathURLs]) else {
return []
}
for case let foundURL as URL in enumerator {
let vmDir = VMDirectory(baseURL: foundURL)
if !vmDir.initialized {
continue
}
let parts = [foundURL.deletingLastPathComponent().relativePath, foundURL.lastPathComponent]
var name: String
let isSymlink = try foundURL.resourceValues(forKeys: [.isSymbolicLinkKey]).isSymbolicLink!
if isSymlink {
name = parts.joined(separator: ":")
} else {
name = parts.joined(separator: "@")
}
result.append((name, vmDir, isSymlink))
}
return result
}
func prunables() throws -> [Prunable] {
try list().filter { (_, _, isSymlink) in !isSymlink }.map { (_, vmDir, _) in vmDir }
}
func pull(_ name: RemoteName, registry: Registry) async throws {
defaultLogger.appendNewLine("pulling manifest...")
let (manifest, manifestData) = try await registry.pullManifest(reference: name.reference.value)
let digestName = RemoteName(host: name.host, namespace: name.namespace,
reference: Reference(digest: Digest.hash(manifestData)))
// Ensure that host directory for given RemoteName exists in OCI storage
let hostDirectoryURL = hostDirectoryURL(digestName)
try FileManager.default.createDirectory(at: hostDirectoryURL, withIntermediateDirectories: true)
// Acquire a lock on it to prevent concurrent pulls for a single host
let lock = try FileLock(lockURL: hostDirectoryURL)
let sucessfullyLocked = try lock.trylock()
if !sucessfullyLocked {
print("waiting for lock...")
try lock.lock()
}
defer { try! lock.unlock() }
if Task.isCancelled {
throw CancellationError()
}
if !exists(digestName) {
let tmpVMDir = try VMDirectory.temporary()
// Lock the temporary VM directory to prevent it's garbage collection
let tmpVMDirLock = try FileLock(lockURL: tmpVMDir.baseURL)
try tmpVMDirLock.lock()
// Try to reclaim some cache space if we know the VM size in advance
if let uncompressedDiskSize = manifest.uncompressedDiskSize() {
let requiredCapacityBytes = UInt64(uncompressedDiskSize + 128 * 1024 * 1024)
let attrs = try Config().tartCacheDir.resourceValues(forKeys: [.volumeAvailableCapacityForImportantUsageKey, .volumeAvailableCapacityKey])
let availableCapacityBytes = max(UInt64(attrs.volumeAvailableCapacityForImportantUsage!), UInt64(attrs.volumeAvailableCapacity!))
// There is a suspicious that occasionally capacity is returned as zero which can't be true.
// Let's validate to avoid unnecessary pruning.
if 0 < availableCapacityBytes && availableCapacityBytes < requiredCapacityBytes {
try Prune.pruneReclaim(reclaimBytes: requiredCapacityBytes - availableCapacityBytes)
}
}
try await withTaskCancellationHandler(operation: {
try await tmpVMDir.pullFromRegistry(registry: registry, manifest: manifest)
try move(digestName, from: tmpVMDir)
}, onCancel: {
try? FileManager.default.removeItem(at: tmpVMDir.baseURL)
})
} else {
defaultLogger.appendNewLine("\(digestName) image is already cached! creating a symlink...")
}
if name != digestName {
// Create new or overwrite the old symbolic link
try link(from: digestName, to: name)
} else {
// Ensure that images pulled by content digest
// are excluded from garbage collection
VMDirectory(baseURL: vmURL(name)).markExplicitlyPulled()
}
}
func link(from: RemoteName, to: RemoteName) throws {
if FileManager.default.fileExists(atPath: vmURL(to).path) {
try FileManager.default.removeItem(at: vmURL(to))
}
try FileManager.default.createSymbolicLink(at: vmURL(to), withDestinationURL: vmURL(from))
try gc()
}
}
extension URL {
func appendingRemoteName(_ name: RemoteName) -> URL {
var result: URL = self
for pathComponent in (name.host + "/" + name.namespace + "/" + name.reference.value).split(separator: "/") {
result = result.appendingPathComponent(String(pathComponent))
}
return result
}
func appendingHost(_ name: RemoteName) -> URL {
self.appendingPathComponent(name.host, isDirectory: true)
}
}
-38
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@@ -1,38 +0,0 @@
import Foundation
import Dynamic
import Virtualization
class FullFledgedVNC: VNC {
let password: String
private let vnc: Dynamic
init(virtualMachine: VZVirtualMachine) {
password = Array(PassphraseGenerator().prefix(4)).joined(separator: "-")
let securityConfiguration = Dynamic._VZVNCAuthenticationSecurityConfiguration(password: password)
vnc = Dynamic._VZVNCServer(port: 0, queue: DispatchQueue.global(),
securityConfiguration: securityConfiguration)
vnc.virtualMachine = virtualMachine
vnc.start()
}
func waitForURL() async throws -> URL {
while true {
// Port is 0 shortly after start(),
// but will be initialized later
if let port = vnc.port.asUInt16, port != 0 {
return URL(string: "vnc://:\(password)@127.0.0.1:\(port)")!
}
// Wait 50 ms.
try await Task.sleep(nanoseconds: 50_000_000)
}
}
func stop() throws {
vnc.stop()
}
deinit {
try? stop()
}
}
-26
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@@ -1,26 +0,0 @@
import Foundation
import Dynamic
import Virtualization
class ScreenSharingVNC: VNC {
let vmConfig: VMConfig
init(vmConfig: VMConfig) {
self.vmConfig = vmConfig
}
func waitForURL() async throws -> URL {
let vmMACAddress = MACAddress(fromString: vmConfig.macAddress.string)!
let ip = try await IP.resolveIP(vmMACAddress, secondsToWait: 60)
if let ip = ip {
return URL(string: "vnc://\(ip)")!
}
throw IPNotFound()
}
func stop() throws {
// nothing to do
}
}
-6
View File
@@ -1,6 +0,0 @@
import Foundation
protocol VNC {
func waitForURL() async throws -> URL
func stop() throws
}
-24
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@@ -1,24 +0,0 @@
import XCTest
@testable import tart
final class DigestTests: XCTestCase {
func testEmptyData() throws {
let data = Data("".utf8)
let digest = Digest()
digest.update(data)
XCTAssertEqual(digest.finalize(), "sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855")
XCTAssertEqual(Digest.hash(data), "sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855")
}
func testNonEmptyData() throws {
let data = Data("The quick brown fox jumps over the lazy dog".utf8)
let digest = Digest()
digest.update(data)
XCTAssertEqual(digest.finalize(), "sha256:d7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592")
XCTAssertEqual(Digest.hash(data), "sha256:d7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592")
}
}
-34
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@@ -1,34 +0,0 @@
import XCTest
@testable import tart
final class FileLockTests: XCTestCase {
func testSimple() throws {
// Create a temporary file that will be used as a lock
let url = temporaryFile()
// Make sure this file can be locked and unlocked
let lock = try FileLock(lockURL: url)
try lock.lock()
try lock.unlock()
}
func testDoubleLockResultsInError() throws {
// Create a temporary file that will be used as a lock
let url = temporaryFile()
// Create two locks on a same file and ensure one of them fails
let firstLock = try FileLock(lockURL: url)
try firstLock.lock()
let secondLock = try! FileLock(lockURL: url)
XCTAssertFalse(try secondLock.trylock())
}
private func temporaryFile() -> URL {
let url = URL(fileURLWithPath: NSTemporaryDirectory()).appendingPathComponent(UUID().uuidString)
FileManager.default.createFile(atPath: url.path, contents: nil)
return url
}
}
@@ -1,35 +0,0 @@
import XCTest
import Network
@testable import tart
final class MACAddressResolverTests: XCTestCase {
func testSingleEntry() throws {
let leases = try Leases("""
{
ip_address=1.2.3.4
hw_address=1,00:11:22:33:44:55
}
""")
XCTAssertEqual(IPv4Address("1.2.3.4"),
try leases.resolveMACAddress(macAddress: MACAddress(fromString: "00:11:22:33:44:55")!))
}
func testMultipleEntries() throws {
let leases = try Leases("""
{
ip_address=1.2.3.4
hw_address=1,00:11:22:33:44:55
}
{
ip_address=5.6.7.8
hw_address=1,AA:BB:CC:DD:EE:FF
}
""")
XCTAssertEqual(IPv4Address("1.2.3.4"),
try leases.resolveMACAddress(macAddress: MACAddress(fromString: "00:11:22:33:44:55")!))
XCTAssertEqual(IPv4Address("5.6.7.8"),
try leases.resolveMACAddress(macAddress: MACAddress(fromString: "AA:BB:CC:DD:EE:FF")!))
}
}
-89
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@@ -1,89 +0,0 @@
import XCTest
@testable import tart
final class RegistryTests: XCTestCase {
var registryRunner: RegistryRunner?
override func setUp() async throws {
try await super.setUp()
do {
registryRunner = try await RegistryRunner()
} catch {
try XCTSkipIf(ProcessInfo.processInfo.environment["CI"] == nil)
}
}
override func tearDown() async throws {
try await super.tearDown()
registryRunner = nil
}
var registry: Registry {
registryRunner!.registry
}
func testPushPullBlobSmall() async throws {
// Generate a simple blob
let pushedBlob = Data("The quick brown fox jumps over the lazy dog".utf8)
// Push it
let pushedBlobDigest = try await registry.pushBlob(fromData: pushedBlob)
XCTAssertEqual("sha256:d7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592", pushedBlobDigest)
// Pull it
var pulledBlob = Data()
try await registry.pullBlob(pushedBlobDigest) { buffer in
pulledBlob.append(Data(buffer: buffer))
}
// Ensure that both blobs are identical
XCTAssertEqual(pushedBlob, pulledBlob)
}
func testPushPullBlobHugeInChunks() async throws {
// Generate a large enough blob
let fh = FileHandle(forReadingAtPath: "/dev/urandom")!
let largeBlobToPush = try fh.read(upToCount: 768 * 1024 * 1024)!
// Push it
let largeBlobDigest = try await registry.pushBlob(fromData: largeBlobToPush, chunkSizeMb: 10)
// Pull it
var pulledLargeBlob = Data()
try await registry.pullBlob(largeBlobDigest) { buffer in
pulledLargeBlob.append(Data(buffer: buffer))
}
// Ensure that both blobs are identical
XCTAssertEqual(largeBlobToPush, pulledLargeBlob)
}
func testPushPullManifest() async throws {
// Craft a basic config
let configData = try OCIConfig().toJSON()
let configDigest = try await registry.pushBlob(fromData: configData)
// Craft a basic layer
let layerData = Data("doesn't matter".utf8)
let layerDigest = try await registry.pushBlob(fromData: layerData)
// Craft a basic manifest and push it
let manifest = OCIManifest(
config: OCIManifestConfig(size: configData.count, digest: configDigest),
layers: [
OCIManifestLayer(mediaType: "application/octet-stream", size: layerData.count, digest: layerDigest)
]
)
let pushedManifestDigest = try await registry.pushManifest(reference: "latest", manifest: manifest)
// Ensure that the manifest pulled by tag matches with the one pushed above
let (pulledByTagManifest, _) = try await registry.pullManifest(reference: "latest")
XCTAssertEqual(manifest, pulledByTagManifest)
// Ensure that the manifest pulled by digest matches with the one pushed above
let (pulledByDigestManifest, _) = try await registry.pullManifest(reference: "\(pushedManifestDigest)")
XCTAssertEqual(manifest, pulledByDigestManifest)
}
}
-47
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@@ -1,47 +0,0 @@
import XCTest
@testable import tart
final class RemoteNameTests: XCTestCase {
func testTag() throws {
let expectedRemoteName = RemoteName(host: "ghcr.io", namespace: "a/b", reference: Reference(tag: "latest"))
XCTAssertEqual(expectedRemoteName, try RemoteName("ghcr.io/a/b:latest"))
}
func testComplexTag() throws {
let expectedRemoteName = RemoteName(host: "ghcr.io", namespace: "a/b", reference: Reference(tag: "1.2.3-RC-1"))
XCTAssertEqual(expectedRemoteName, try RemoteName("ghcr.io/a/b:1.2.3-RC-1"))
}
func testDigest() throws {
let expectedRemoteName = RemoteName(
host: "ghcr.io",
namespace: "a/b",
reference: Reference(digest: "sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855")
)
XCTAssertEqual(expectedRemoteName,
try RemoteName("ghcr.io/a/b@sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"))
}
func testASCIIOnly() throws {
// Only ASCII letters are supported
XCTAssertEqual(try? RemoteName("touché.fr/a/b:latest"), nil)
XCTAssertEqual(try? RemoteName("ghcr.io/tou/ché:latest"), nil)
XCTAssertEqual(try? RemoteName("ghcr.io/a/b:touché"), nil)
}
func testLocal() throws {
// Local image names (those that don't include a registry) are not supported
XCTAssertEqual(try? RemoteName("debian:latest"), nil)
}
func testPort() throws {
// Port is included in host
XCTAssertEqual(try RemoteName("127.0.0.1:8080/a/b").host, "127.0.0.1:8080")
// Port must be specified when ":" is used
XCTAssertEqual(try? RemoteName("127.0.0.1:/a/b").host, nil)
}
}
-38
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@@ -1,38 +0,0 @@
import XCTest
@testable import tart
final class TokenResponseTests: XCTestCase {
func testBasic() throws {
let tokenResponseRaw = Data("{\"token\":\"some token\"}".utf8)
let tokenResponse = try TokenResponse.parse(fromData: tokenResponseRaw)
XCTAssertEqual(tokenResponse.token, "some token")
let expectedTokenExpiresAtRange = Date()...Date().addingTimeInterval(60)
XCTAssertTrue(expectedTokenExpiresAtRange.contains(tokenResponse.tokenExpiresAt))
XCTAssertTrue(tokenResponse.isValid())
}
func testExpirationBasic() throws {
let tokenResponseRaw = Data("{\"token\":\"some token\",\"expires_in\":2}".utf8)
let tokenResponse = try TokenResponse.parse(fromData: tokenResponseRaw)
XCTAssertEqual(tokenResponse.expiresIn, 2)
let expectedTokenExpiresAtRange = Date()...Date().addingTimeInterval(2)
XCTAssertTrue(expectedTokenExpiresAtRange.contains(tokenResponse.tokenExpiresAt))
XCTAssertTrue(tokenResponse.isValid())
_ = XCTWaiter.wait(for: [expectation(description: "Wait 3 seconds for the token to become invalid")], timeout: 2)
XCTAssertFalse(tokenResponse.isValid())
}
func testExpirationWithIssuedAt() throws {
let tokenResponseRaw = Data("{\"token\":\"some token\",\"expires_in\":3600,\"issued_at\":\"1970-01-01T00:00:00Z\"}".utf8)
let tokenResponse = try TokenResponse.parse(fromData: tokenResponseRaw)
XCTAssertEqual(Date(timeIntervalSince1970: 3600), tokenResponse.tokenExpiresAt)
XCTAssertFalse(tokenResponse.isValid())
}
}
@@ -1,18 +0,0 @@
import XCTest
@testable import tart
final class URLAbsolutizationTets: XCTestCase {
func testNeedsAbsolutization() throws {
let url = URL(string: "/v2/some/path?some=query")!
.absolutize(URL(string: "https://example.com/v2/")!)
XCTAssertEqual(url.absoluteString, "https://example.com/v2/some/path?some=query")
}
func testDoesntNeedAbsolutization() throws {
let url = URL(string: "https://example.org/v2/some/path?some=query")!
.absolutize(URL(string: "https://example.com/v2/")!)
XCTAssertEqual(url.absoluteString, "https://example.org/v2/some/path?some=query")
}
}
-22
View File
@@ -1,22 +0,0 @@
import XCTest
@testable import tart
final class URLAccessDateTests: XCTestCase {
func testGetAndSetAccessTime() throws {
// Create a temporary file
let tmpDir = URL(fileURLWithPath: NSTemporaryDirectory(), isDirectory: true)
var tmpFile = tmpDir.appendingPathComponent(UUID().uuidString)
FileManager.default.createFile(atPath: tmpFile.path, contents: nil)
// Ensure it's access date is different than our desired access date
let arbitraryDate = Date.init(year: 2008, month: 09, day: 28, hour: 23, minute: 15)
XCTAssertNotEqual(arbitraryDate, try tmpFile.accessDate())
// Set our desired access date for a file
try tmpFile.updateAccessDate(arbitraryDate)
// Ensure the access date has changed to our value
tmpFile.removeCachedResourceValue(forKey: .contentAccessDateKey)
XCTAssertEqual(arbitraryDate, try tmpFile.accessDate())
}
}
-54
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@@ -1,54 +0,0 @@
import Foundation
@testable import tart
enum RegistryRunnerError: Error {
case DockerFailed(exitCode: Int32)
}
class RegistryRunner {
let containerID: String
let registry: Registry
static func dockerCmd(_ arguments: String...) throws -> String {
let stdoutPipe = Pipe()
let proc = Process()
proc.executableURL = URL(fileURLWithPath: "/usr/local/bin/docker")
proc.arguments = arguments
proc.standardOutput = stdoutPipe
try proc.run()
let stdoutData = stdoutPipe.fileHandleForReading.readDataToEndOfFile()
proc.waitUntilExit()
if proc.terminationStatus != 0 {
throw RegistryRunnerError.DockerFailed(exitCode: proc.terminationStatus)
}
return String(data: stdoutData, encoding: .utf8) ?? ""
}
init() async throws {
// Start container
let container = try Self.dockerCmd("run", "-d", "--rm", "-p", "5000", "registry:2")
.trimmingCharacters(in: CharacterSet.newlines)
containerID = container
// Get forwarded port
let port = try Self.dockerCmd("inspect", containerID, "--format", "{{(index (index .NetworkSettings.Ports \"5000/tcp\") 0).HostPort}}")
.trimmingCharacters(in: CharacterSet.newlines)
registry = try Registry(urlComponents: URLComponents(string: "http://127.0.0.1:\(port)/v2/")!,
namespace: "vm-image")
// Wait for the Docker Registry to start
while ((try? await registry.ping()) == nil) {
try await Task.sleep(nanoseconds: 100_000_000)
}
}
deinit {
_ = try! Self.dockerCmd("kill", containerID)
}
}
@@ -1,41 +0,0 @@
import XCTest
@testable import tart
final class WWWAuthenticateTests: XCTestCase {
func testExample() throws {
// Test example from Token Authentication Specification[1]
//
// [1]: https://docs.docker.com/registry/spec/auth/token/
let wwwAuthenticate = try WWWAuthenticate(rawHeaderValue: "Bearer realm=\"https://auth.docker.io/token\",service=\"registry.docker.io\",scope=\"repository:samalba/my-app:pull,push\"")
XCTAssertEqual("Bearer", wwwAuthenticate.scheme)
XCTAssertEqual([
"realm": "https://auth.docker.io/token",
"service": "registry.docker.io",
"scope": "repository:samalba/my-app:pull,push",
], wwwAuthenticate.kvs)
}
func testBasic() throws {
let wwwAuthenticate = try WWWAuthenticate(rawHeaderValue: "Bearer a=b,c=\"d\"")
XCTAssertEqual("Bearer", wwwAuthenticate.scheme)
XCTAssertEqual(["a": "b", "c": "d"], wwwAuthenticate.kvs)
}
func testIncompleteHeader() throws {
XCTAssertThrowsError(try WWWAuthenticate(rawHeaderValue: "Whatever")) {
XCTAssertTrue($0 is RegistryError)
}
XCTAssertThrowsError(try WWWAuthenticate(rawHeaderValue: "Bearer ")) {
XCTAssertTrue($0 is RegistryError)
}
}
func testIncompleteDirective() throws {
XCTAssertThrowsError(try WWWAuthenticate(rawHeaderValue: "Bearer whatever")) {
XCTAssertTrue($0 is RegistryError)
}
}
}
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