func (b *Builder) run(c *daemon.Container) error {
var errCh chan error
if b.Verbose {
errCh = b.Daemon.Attach(&c.StreamConfig, c.Config.OpenStdin, c.Config.StdinOnce, c.Config.Tty, nil, b.OutStream, b.ErrStream)
}
//start the container
if err := c.Start(); err != nil {
return err
}
if err := <-errCh; err != nil {
return err
}
// Wait for it to finish
if ret, _ := c.WaitStop(-1 * time.Second); ret != 0 {
err := &utils.JSONError{
Message: fmt.Sprintf("The command %v returned a non-zero code: %d", b.Config.Cmd, ret),
Code: ret,
}
return err
}
return nil
}
func unsetRaw(t *testing.T, c *daemon.Container, state *term.State) {
pty, err := c.GetPtyMaster()
if err != nil {
t.Fatal(err)
}
term.RestoreTerminal(pty.Fd(), state)
}
func (b *buildFile) run(c *daemon.Container) error {
var errCh chan error
if b.verbose {
errCh = utils.Go(func() error {
return <-b.daemon.Attach(c, nil, nil, b.outStream, b.errStream)
})
}
//start the container
if err := c.Start(); err != nil {
return err
}
if errCh != nil {
if err := <-errCh; err != nil {
return err
}
}
// Wait for it to finish
if ret, _ := c.State.WaitStop(-1 * time.Second); ret != 0 {
err := &utils.JSONError{
Message: fmt.Sprintf("The command %v returned a non-zero code: %d", b.config.Cmd, ret),
Code: ret,
}
return err
}
return nil
}
func (b *Builder) run(c *daemon.Container) error {
//start the container
if err := c.Start(); err != nil {
return err
}
if b.Verbose {
logsJob := b.Engine.Job("logs", c.ID)
logsJob.Setenv("follow", "1")
logsJob.Setenv("stdout", "1")
logsJob.Setenv("stderr", "1")
logsJob.Stdout.Add(b.OutStream)
logsJob.Stderr.Set(b.ErrStream)
if err := logsJob.Run(); err != nil {
return err
}
}
// Wait for it to finish
if ret, _ := c.WaitStop(-1 * time.Second); ret != 0 {
err := &utils.JSONError{
Message: fmt.Sprintf("The command %v returned a non-zero code: %d", b.Config.Cmd, ret),
Code: ret,
}
return err
}
return nil
}
func (b *buildFile) run(c *daemon.Container) error {
var errCh chan error
if b.verbose {
errCh = utils.Go(func() error {
// FIXME: call the 'attach' job so that daemon.Attach can be made private
//
// FIXME (LK4D4): Also, maybe makes sense to call "logs" job, it is like attach
// but without hijacking for stdin. Also, with attach there can be race
// condition because of some output already was printed before it.
return <-b.daemon.Attach(c, nil, nil, b.outStream, b.errStream)
})
}
//start the container
if err := c.Start(); err != nil {
return err
}
if errCh != nil {
if err := <-errCh; err != nil {
return err
}
}
// Wait for it to finish
if ret, _ := c.State.WaitStop(-1 * time.Second); ret != 0 {
err := &utils.JSONError{
Message: fmt.Sprintf("The command %v returned a non-zero code: %d", b.config.Cmd, ret),
Code: ret,
}
return err
}
return nil
}
func (srv *Server) setHostConfig(container *daemon.Container, hostConfig *runconfig.HostConfig) error {
// Validate the HostConfig binds. Make sure that:
// the source exists
for _, bind := range hostConfig.Binds {
splitBind := strings.Split(bind, ":")
source := splitBind[0]
// ensure the source exists on the host
_, err := os.Stat(source)
if err != nil && os.IsNotExist(err) {
err = os.MkdirAll(source, 0755)
if err != nil {
return fmt.Errorf("Could not create local directory '%s' for bind mount: %s!", source, err.Error())
}
}
}
// Register any links from the host config before starting the container
if err := srv.daemon.RegisterLinks(container, hostConfig); err != nil {
return err
}
container.SetHostConfig(hostConfig)
container.ToDisk()
return nil
}
// Commit will create a new image from a container's changes
// TODO: remove daemon, make Commit a method on *Builder ?
func Commit(container *daemon.Container, d *daemon.Daemon, c *CommitConfig) (string, error) {
// It is not possible to commit a running container on Windows
if runtime.GOOS == "windows" && container.IsRunning() {
return "", fmt.Errorf("Windows does not support commit of a running container")
}
if c.Config == nil {
c.Config = &runconfig.Config{}
}
newConfig, err := BuildFromConfig(c.Config, c.Changes)
if err != nil {
return "", err
}
if err := runconfig.Merge(newConfig, container.Config); err != nil {
return "", err
}
commitCfg := &daemon.ContainerCommitConfig{
Pause: c.Pause,
Repo: c.Repo,
Tag: c.Tag,
Author: c.Author,
Comment: c.Comment,
Config: newConfig,
}
img, err := d.Commit(container, commitCfg)
if err != nil {
return "", err
}
return img.ID, nil
}
func setRaw(t *testing.T, c *daemon.Container) *term.State {
pty, err := c.GetPtyMaster()
if err != nil {
t.Fatal(err)
}
state, err := term.MakeRaw(pty.Fd())
if err != nil {
t.Fatal(err)
}
return state
}
func (b *Builder) run(c *daemon.Container) error {
var errCh chan error
if b.Verbose {
errCh = c.Attach(nil, b.Stdout, b.Stderr)
}
//start the container
if err := b.docker.Start(c); err != nil {
return err
}
finished := make(chan struct{})
defer close(finished)
go func() {
select {
case <-b.cancelled:
logrus.Debugln("Build cancelled, killing and removing container:", c.ID)
b.docker.Kill(c)
b.removeContainer(c.ID)
case <-finished:
}
}()
if b.Verbose {
// Block on reading output from container, stop on err or chan closed
if err := <-errCh; err != nil {
return err
}
}
// Wait for it to finish
if ret, _ := c.WaitStop(-1 * time.Second); ret != 0 {
// TODO: change error type, because jsonmessage.JSONError assumes HTTP
return &jsonmessage.JSONError{
Message: fmt.Sprintf("The command '%s' returned a non-zero code: %d", b.runConfig.Cmd.ToString(), ret),
Code: ret,
}
}
return nil
}
func (b *Builder) run(c *daemon.Container) error {
var errCh chan error
if b.Verbose {
errCh = c.Attach(nil, b.OutStream, b.ErrStream)
}
//start the container
if err := c.Start(); err != nil {
return err
}
finished := make(chan struct{})
defer close(finished)
go func() {
select {
case <-b.cancelled:
logrus.Debugln("Build cancelled, killing container:", c.ID)
c.Kill()
case <-finished:
}
}()
if b.Verbose {
// Block on reading output from container, stop on err or chan closed
if err := <-errCh; err != nil {
return err
}
}
// Wait for it to finish
if ret, _ := c.WaitStop(-1 * time.Second); ret != 0 {
err := &jsonmessage.JSONError{
Message: fmt.Sprintf("The command %v returned a non-zero code: %d", b.Config.Cmd, ret),
Code: ret,
}
return err
}
return nil
}
func (b *Builder) addContext(container *daemon.Container, orig, dest string, decompress bool) error {
var (
err error
destExists = true
origPath = path.Join(b.contextPath, orig)
destPath = path.Join(container.RootfsPath(), dest)
)
if destPath != container.RootfsPath() {
destPath, err = symlink.FollowSymlinkInScope(destPath, container.RootfsPath())
if err != nil {
return err
}
}
// Preserve the trailing '/'
if strings.HasSuffix(dest, "/") || dest == "." {
destPath = destPath + "/"
}
destStat, err := os.Stat(destPath)
if err != nil {
if !os.IsNotExist(err) {
return err
}
destExists = false
}
fi, err := os.Stat(origPath)
if err != nil {
if os.IsNotExist(err) {
return fmt.Errorf("%s: no such file or directory", orig)
}
return err
}
if fi.IsDir() {
return copyAsDirectory(origPath, destPath, destExists)
}
// If we are adding a remote file (or we've been told not to decompress), do not try to untar it
if decompress {
// First try to unpack the source as an archive
// to support the untar feature we need to clean up the path a little bit
// because tar is very forgiving. First we need to strip off the archive's
// filename from the path but this is only added if it does not end in / .
tarDest := destPath
if strings.HasSuffix(tarDest, "/") {
tarDest = filepath.Dir(destPath)
}
// try to successfully untar the orig
if err := chrootarchive.UntarPath(origPath, tarDest); err == nil {
return nil
} else if err != io.EOF {
log.Debugf("Couldn't untar %s to %s: %s", origPath, tarDest, err)
}
}
if err := os.MkdirAll(path.Dir(destPath), 0755); err != nil {
return err
}
if err := chrootarchive.CopyWithTar(origPath, destPath); err != nil {
return err
}
resPath := destPath
if destExists && destStat.IsDir() {
resPath = path.Join(destPath, path.Base(origPath))
}
return fixPermissions(origPath, resPath, 0, 0, destExists)
}
func (b *builder) addContext(container *daemon.Container, orig, dest string, decompress bool) error {
var (
err error
destExists = true
origPath = filepath.Join(b.contextPath, orig)
destPath string
)
// Work in daemon-local OS specific file paths
dest = filepath.FromSlash(dest)
destPath, err = container.GetResourcePath(dest)
if err != nil {
return err
}
// Preserve the trailing slash
if strings.HasSuffix(dest, string(os.PathSeparator)) || dest == "." {
destPath = destPath + string(os.PathSeparator)
}
destStat, err := os.Stat(destPath)
if err != nil {
if !os.IsNotExist(err) {
logrus.Errorf("Error performing os.Stat on %s. %s", destPath, err)
return err
}
destExists = false
}
fi, err := os.Stat(origPath)
if err != nil {
if os.IsNotExist(err) {
return fmt.Errorf("%s: no such file or directory", orig)
}
return err
}
if fi.IsDir() {
return copyAsDirectory(origPath, destPath, destExists)
}
// If we are adding a remote file (or we've been told not to decompress), do not try to untar it
if decompress {
// First try to unpack the source as an archive
// to support the untar feature we need to clean up the path a little bit
// because tar is very forgiving. First we need to strip off the archive's
// filename from the path but this is only added if it does not end in slash
tarDest := destPath
if strings.HasSuffix(tarDest, string(os.PathSeparator)) {
tarDest = filepath.Dir(destPath)
}
// try to successfully untar the orig
if err := chrootarchive.UntarPath(origPath, tarDest); err == nil {
return nil
} else if err != io.EOF {
logrus.Debugf("Couldn't untar %s to %s: %s", origPath, tarDest, err)
}
}
if err := system.MkdirAll(filepath.Dir(destPath), 0755); err != nil {
return err
}
if err := chrootarchive.CopyWithTar(origPath, destPath); err != nil {
return err
}
resPath := destPath
if destExists && destStat.IsDir() {
resPath = filepath.Join(destPath, filepath.Base(origPath))
}
return fixPermissions(origPath, resPath, 0, 0, destExists)
}
// Copy copies/extracts a source FileInfo to a destination path inside a container
// specified by a container object.
// TODO: make sure callers don't unnecessarily convert destPath with filepath.FromSlash (Copy does it already).
// Copy should take in abstract paths (with slashes) and the implementation should convert it to OS-specific paths.
func (d Docker) Copy(c *daemon.Container, destPath string, src builder.FileInfo, decompress bool) error {
srcPath := src.Path()
destExists := true
rootUID, rootGID := d.Daemon.GetRemappedUIDGID()
// Work in daemon-local OS specific file paths
destPath = filepath.FromSlash(destPath)
dest, err := c.GetResourcePath(destPath)
if err != nil {
return err
}
// Preserve the trailing slash
// TODO: why are we appending another path separator if there was already one?
if strings.HasSuffix(destPath, string(os.PathSeparator)) || destPath == "." {
dest += string(os.PathSeparator)
}
destPath = dest
destStat, err := os.Stat(destPath)
if err != nil {
if !os.IsNotExist(err) {
logrus.Errorf("Error performing os.Stat on %s. %s", destPath, err)
return err
}
destExists = false
}
if src.IsDir() {
// copy as directory
if err := d.Archiver.CopyWithTar(srcPath, destPath); err != nil {
return err
}
return fixPermissions(srcPath, destPath, rootUID, rootGID, destExists)
}
if decompress {
// Only try to untar if it is a file and that we've been told to decompress (when ADD-ing a remote file)
// First try to unpack the source as an archive
// to support the untar feature we need to clean up the path a little bit
// because tar is very forgiving. First we need to strip off the archive's
// filename from the path but this is only added if it does not end in slash
tarDest := destPath
if strings.HasSuffix(tarDest, string(os.PathSeparator)) {
tarDest = filepath.Dir(destPath)
}
// try to successfully untar the orig
if err := d.Archiver.UntarPath(srcPath, tarDest); err == nil {
return nil
} else if err != io.EOF {
logrus.Debugf("Couldn't untar to %s: %v", tarDest, err)
}
}
// only needed for fixPermissions, but might as well put it before CopyFileWithTar
if destExists && destStat.IsDir() {
destPath = filepath.Join(destPath, filepath.Base(srcPath))
}
if err := idtools.MkdirAllNewAs(filepath.Dir(destPath), 0755, rootUID, rootGID); err != nil {
return err
}
if err := d.Archiver.CopyFileWithTar(srcPath, destPath); err != nil {
return err
}
return fixPermissions(srcPath, destPath, rootUID, rootGID, destExists)
}