76 lines
2.0 KiB
Go
76 lines
2.0 KiB
Go
/*
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Copyright 2018 Google LLC
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package commands
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import (
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"fmt"
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"os"
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"github.com/GoogleContainerTools/kaniko/pkg/dockerfile"
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"github.com/GoogleContainerTools/kaniko/pkg/util"
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"github.com/google/go-containerregistry/pkg/v1"
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"github.com/moby/buildkit/frontend/dockerfile/instructions"
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"github.com/sirupsen/logrus"
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)
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type VolumeCommand struct {
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BaseCommand
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cmd *instructions.VolumeCommand
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}
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func (v *VolumeCommand) ExecuteCommand(config *v1.Config, buildArgs *dockerfile.BuildArgs) error {
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logrus.Info("cmd: VOLUME")
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volumes := v.cmd.Volumes
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replacementEnvs := buildArgs.ReplacementEnvs(config.Env)
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resolvedVolumes, err := util.ResolveEnvironmentReplacementList(volumes, replacementEnvs, true)
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if err != nil {
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return err
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}
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existingVolumes := config.Volumes
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if existingVolumes == nil {
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existingVolumes = map[string]struct{}{}
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}
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for _, volume := range resolvedVolumes {
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var x struct{}
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existingVolumes[volume] = x
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err := util.AddVolumePathToWhitelist(volume)
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if err != nil {
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return err
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}
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// Only create and snapshot the dir if it didn't exist already
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if _, err := os.Stat(volume); os.IsNotExist(err) {
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logrus.Infof("Creating directory %s", volume)
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if err := os.MkdirAll(volume, 0755); err != nil {
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return fmt.Errorf("Could not create directory for volume %s: %s", volume, err)
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}
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}
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}
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config.Volumes = existingVolumes
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return nil
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}
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func (v *VolumeCommand) FilesToSnapshot() []string {
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return []string{}
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}
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func (v *VolumeCommand) String() string {
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return v.cmd.String()
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}
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