docker/builder/job.go

131 строка
3.0 KiB
Go

package builder
import (
"io"
"io/ioutil"
"os"
"os/exec"
"strings"
"github.com/docker/docker/daemon"
"github.com/docker/docker/engine"
"github.com/docker/docker/graph"
"github.com/docker/docker/pkg/archive"
"github.com/docker/docker/pkg/parsers"
"github.com/docker/docker/registry"
"github.com/docker/docker/utils"
)
type BuilderJob struct {
Engine *engine.Engine
Daemon *daemon.Daemon
}
func (b *BuilderJob) Install() {
b.Engine.Register("build", b.CmdBuild)
}
func (b *BuilderJob) CmdBuild(job *engine.Job) engine.Status {
if len(job.Args) != 0 {
return job.Errorf("Usage: %s\n", job.Name)
}
var (
remoteURL = job.Getenv("remote")
repoName = job.Getenv("t")
suppressOutput = job.GetenvBool("q")
noCache = job.GetenvBool("nocache")
rm = job.GetenvBool("rm")
forceRm = job.GetenvBool("forcerm")
authConfig = &registry.AuthConfig{}
configFile = &registry.ConfigFile{}
tag string
context io.ReadCloser
)
job.GetenvJson("authConfig", authConfig)
job.GetenvJson("configFile", configFile)
repoName, tag = parsers.ParseRepositoryTag(repoName)
if repoName != "" {
if _, _, err := registry.ResolveRepositoryName(repoName); err != nil {
return job.Error(err)
}
if len(tag) > 0 {
if err := graph.ValidateTagName(tag); err != nil {
return job.Error(err)
}
}
}
if remoteURL == "" {
context = ioutil.NopCloser(job.Stdin)
} else if utils.IsGIT(remoteURL) {
if !strings.HasPrefix(remoteURL, "git://") {
remoteURL = "https://" + remoteURL
}
root, err := ioutil.TempDir("", "docker-build-git")
if err != nil {
return job.Error(err)
}
defer os.RemoveAll(root)
if output, err := exec.Command("git", "clone", "--recursive", remoteURL, root).CombinedOutput(); err != nil {
return job.Errorf("Error trying to use git: %s (%s)", err, output)
}
c, err := archive.Tar(root, archive.Uncompressed)
if err != nil {
return job.Error(err)
}
context = c
} else if utils.IsURL(remoteURL) {
f, err := utils.Download(remoteURL)
if err != nil {
return job.Error(err)
}
defer f.Body.Close()
dockerFile, err := ioutil.ReadAll(f.Body)
if err != nil {
return job.Error(err)
}
c, err := archive.Generate("Dockerfile", string(dockerFile))
if err != nil {
return job.Error(err)
}
context = c
}
defer context.Close()
sf := utils.NewStreamFormatter(job.GetenvBool("json"))
builder := &Builder{
Daemon: b.Daemon,
Engine: b.Engine,
OutStream: &utils.StdoutFormater{
Writer: job.Stdout,
StreamFormatter: sf,
},
ErrStream: &utils.StderrFormater{
Writer: job.Stdout,
StreamFormatter: sf,
},
Verbose: !suppressOutput,
UtilizeCache: !noCache,
Remove: rm,
ForceRemove: forceRm,
OutOld: job.Stdout,
StreamFormatter: sf,
AuthConfig: authConfig,
AuthConfigFile: configFile,
}
id, err := builder.Run(context)
if err != nil {
return job.Error(err)
}
if repoName != "" {
b.Daemon.Repositories().Set(repoName, tag, id, true)
}
return engine.StatusOK
}