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Merge pull request #10108 from tiborvass/carry-9989

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[Carry] Fix a panic where RUN [] would be supplied
This commit is contained in:
Jessie Frazelle 2015-01-14 17:12:59 -08:00
commit eaecf741f0
2 changed files with 26 additions and 3 deletions
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4
builder/internals.go
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@ -532,9 +532,13 @@ func (b *Builder) create() (*daemon.Container, error) {
b.TmpContainers[c.ID] = struct{}{} b.TmpContainers[c.ID] = struct{}{}
fmt.Fprintf(b.OutStream, " ---> Running in %s\n", utils.TruncateID(c.ID)) fmt.Fprintf(b.OutStream, " ---> Running in %s\n", utils.TruncateID(c.ID))
if len(config.Cmd) > 0 {
// override the entry point that may have been picked up from the base image // override the entry point that may have been picked up from the base image
c.Path = config.Cmd[0] c.Path = config.Cmd[0]
c.Args = config.Cmd[1:] c.Args = config.Cmd[1:]
} else {
config.Cmd = []string{}
}
return c, nil return c, nil
} }

19
integration-cli/docker_cli_build_test.go
View file

@ -22,6 +22,25 @@ import (
"github.com/docker/docker/pkg/archive" "github.com/docker/docker/pkg/archive"
) )
func TestBuildJSONEmptyRun(t *testing.T) {
name := "testbuildjsonemptyrun"
defer deleteImages(name)
_, err := buildImage(
name,
`
FROM busybox
RUN []
`,
true)
if err != nil {
t.Fatal("error when dealing with a RUN statement with empty JSON array")
}
logDone("build - RUN with an empty array should not panic")
}
func TestBuildEmptyWhitespace(t *testing.T) { func TestBuildEmptyWhitespace(t *testing.T) {
name := "testbuildemptywhitespace" name := "testbuildemptywhitespace"
defer deleteImages(name) defer deleteImages(name)