Merge pull request #19099 from calavera/replace_docker_only_trust_enabled

Do not perform build context switch when content trust is not enabled.
This commit is contained in:
Tibor Vass 2016-01-06 18:09:30 -05:00
commit 7fab93175d
1 changed files with 24 additions and 17 deletions

View File

@ -122,15 +122,6 @@ func (cli *DockerCli) CmdBuild(args ...string) error {
contextDir = tempDir
}
// Resolve the FROM lines in the Dockerfile to trusted digest references
// using Notary. On a successful build, we must tag the resolved digests
// to the original name specified in the Dockerfile.
newDockerfile, resolvedTags, err := rewriteDockerfileFrom(filepath.Join(contextDir, relDockerfile), cli.trustedReference)
if err != nil {
return fmt.Errorf("unable to process Dockerfile: %v", err)
}
defer newDockerfile.Close()
// And canonicalize dockerfile name to a platform-independent one
relDockerfile, err = archive.CanonicalTarNameForPath(relDockerfile)
if err != nil {
@ -177,9 +168,22 @@ func (cli *DockerCli) CmdBuild(args ...string) error {
return err
}
// Wrap the tar archive to replace the Dockerfile entry with the rewritten
// Dockerfile which uses trusted pulls.
context = replaceDockerfileTarWrapper(context, newDockerfile, relDockerfile)
var resolvedTags []*resolvedTag
if isTrusted() {
// Resolve the FROM lines in the Dockerfile to trusted digest references
// using Notary. On a successful build, we must tag the resolved digests
// to the original name specified in the Dockerfile.
var newDockerfile *trustedDockerfile
newDockerfile, resolvedTags, err = rewriteDockerfileFrom(filepath.Join(contextDir, relDockerfile), cli.trustedReference)
if err != nil {
return fmt.Errorf("unable to process Dockerfile: %v", err)
}
defer newDockerfile.Close()
// Wrap the tar archive to replace the Dockerfile entry with the rewritten
// Dockerfile which uses trusted pulls.
context = replaceDockerfileTarWrapper(context, newDockerfile, relDockerfile)
}
// Setup an upload progress bar
progressOutput := streamformatter.NewStreamFormatter().NewProgressOutput(progBuff, true)
@ -275,11 +279,14 @@ func (cli *DockerCli) CmdBuild(args ...string) error {
if *suppressOutput {
fmt.Fprintf(cli.out, "%s", buildBuff)
}
// Since the build was successful, now we must tag any of the resolved
// images from the above Dockerfile rewrite.
for _, resolved := range resolvedTags {
if err := cli.tagTrusted(resolved.digestRef, resolved.tagRef); err != nil {
return err
if isTrusted() {
// Since the build was successful, now we must tag any of the resolved
// images from the above Dockerfile rewrite.
for _, resolved := range resolvedTags {
if err := cli.tagTrusted(resolved.digestRef, resolved.tagRef); err != nil {
return err
}
}
}