60 lines
1.5 KiB
Go
60 lines
1.5 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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"strings"
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"github.com/GoogleContainerTools/kaniko/pkg/dockerfile"
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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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)
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type CmdCommand struct {
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BaseCommand
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cmd *instructions.CmdCommand
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}
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// ExecuteCommand executes the CMD command
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// Argument handling is the same as RUN.
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func (c *CmdCommand) ExecuteCommand(config *v1.Config, buildArgs *dockerfile.BuildArgs) error {
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var newCommand []string
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if c.cmd.PrependShell {
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// This is the default shell on Linux
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var shell []string
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if len(config.Shell) > 0 {
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shell = config.Shell
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} else {
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shell = append(shell, "/bin/sh", "-c")
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}
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newCommand = append(shell, strings.Join(c.cmd.CmdLine, " "))
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} else {
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newCommand = c.cmd.CmdLine
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}
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config.Cmd = newCommand
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config.ArgsEscaped = true
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return nil
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}
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// String returns some information about the command for the image config history
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func (c *CmdCommand) String() string {
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return c.cmd.String()
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}
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