func ContainerStop(job *engine.Job) engine.Status {
if len(job.Args) != 1 {
return job.Errorf("Usage: %s CONTAINER\n", job.Name)
}
var (
name = job.Args[0]
)
v := url.Values{}
if job.EnvExists("t") {
v.Set("t", strconv.Itoa(job.GetenvInt("t")))
}
ship := shipWithContainerId(job, name)
cli := client.NewKraneClientApi(*ship, false, job)
if ship != nil {
body, statusCode, err := readBody(cli.Call("POST", "/containers/"+name+"/stop?"+v.Encode(), nil, false))
if statusCode == 304 {
return job.Errorf("Container already stopped")
} else if statusCode == 404 {
return job.Errorf("No such container: %s\n", name)
} else if statusCode == 404 {
return job.Errorf("Cannot stop container %s: %s\n", name, err)
} else if (statusCode >= 200) && (statusCode < 300) {
fmt.Printf("%s", body)
} else {
return job.Errorf("Cannot stop container %s: %s\n", name, err)
}
} else {
return job.Errorf("No such container: %s\n", name)
}
return engine.StatusOK
}
func ContainerRestart(job *engine.Job) engine.Status {
if len(job.Args) != 1 {
return job.Errorf("Usage: %s CONTAINER\n", job.Name)
}
var (
name = job.Args[0]
)
v := url.Values{}
if job.EnvExists("t") {
v.Set("t", strconv.Itoa(job.GetenvInt("t")))
}
ship := shipWithContainerId(job, name)
if ship != nil {
_, statusCode, err := httpRequest("POST", "http", ship.Fqdn, ship.Port, "/containers/"+name+"/restart?"+v.Encode(), nil, false)
if statusCode == 404 {
return job.Errorf("No such container: %s\n", name)
} else if statusCode == 500 {
return job.Errorf("Server error trying to restart %s: %s\n", name, err)
} else if (statusCode >= 200) && (statusCode < 300) {
fmt.Printf("Container %s restarted\n", name)
} else {
return job.Errorf("Cannot restart container %s: %s\n", name, err)
}
} else {
return job.Errorf("No such container: %s\n", name)
}
return engine.StatusOK
}
func (daemon *Daemon) ContainerCreate(job *engine.Job) engine.Status {
var name string
if len(job.Args) == 1 {
name = job.Args[0]
} else if len(job.Args) > 1 {
return job.Errorf("Usage: %s", job.Name)
}
config := runconfig.ContainerConfigFromJob(job)
if config.Memory != 0 && config.Memory < 4194304 {
return job.Errorf("Minimum memory limit allowed is 4MB")
}
if config.Memory > 0 && !daemon.SystemConfig().MemoryLimit {
job.Errorf("Your kernel does not support memory limit capabilities. Limitation discarded.\n")
config.Memory = 0
}
if config.Memory > 0 && !daemon.SystemConfig().SwapLimit {
job.Errorf("Your kernel does not support swap limit capabilities. Limitation discarded.\n")
config.MemorySwap = -1
}
if config.Memory > 0 && config.MemorySwap > 0 && config.MemorySwap < config.Memory {
return job.Errorf("Minimum memoryswap limit should be larger than memory limit, see usage.\n")
}
if config.Memory == 0 && config.MemorySwap > 0 {
return job.Errorf("You should always set the Memory limit when using Memoryswap limit, see usage.\n")
}
var hostConfig *runconfig.HostConfig
if job.EnvExists("HostConfig") {
hostConfig = runconfig.ContainerHostConfigFromJob(job)
} else {
// Older versions of the API don't provide a HostConfig.
hostConfig = nil
}
container, buildWarnings, err := daemon.Create(config, hostConfig, name)
if err != nil {
if daemon.Graph().IsNotExist(err) {
_, tag := parsers.ParseRepositoryTag(config.Image)
if tag == "" {
tag = graph.DEFAULTTAG
}
return job.Errorf("No such image: %s (tag: %s)", config.Image, tag)
}
return job.Error(err)
}
if !container.Config.NetworkDisabled && daemon.SystemConfig().IPv4ForwardingDisabled {
job.Errorf("IPv4 forwarding is disabled.\n")
}
container.LogEvent("create")
job.Printf("%s\n", container.ID)
for _, warning := range buildWarnings {
job.Errorf("%s\n", warning)
}
return engine.StatusOK
}
func (daemon *Daemon) ContainerCreate(job *engine.Job) engine.Status {
var name string
if len(job.Args) == 1 {
name = job.Args[0]
} else if len(job.Args) > 1 {
return job.Errorf("Usage: %s", job.Name)
}
config := runconfig.ContainerConfigFromJob(job)
if config.Memory != 0 && config.Memory < 4194304 {
return job.Errorf("Minimum memory limit allowed is 4MB")
}
if config.Memory > 0 && !daemon.SystemConfig().MemoryLimit {
job.Errorf("Your kernel does not support memory limit capabilities. Limitation discarded.\n")
config.Memory = 0
}
if config.Memory > 0 && !daemon.SystemConfig().SwapLimit {
job.Errorf("Your kernel does not support swap limit capabilities. Limitation discarded.\n")
config.MemorySwap = -1
}
var hostConfig *runconfig.HostConfig
if job.EnvExists("HostConfig") {
hostConfig = runconfig.ContainerHostConfigFromJob(job)
} else {
// Older versions of the API don't provide a HostConfig.
hostConfig = nil
}
container, buildWarnings, err := daemon.Create(config, hostConfig, name)
if err != nil {
if daemon.Graph().IsNotExist(err) {
_, tag := parsers.ParseRepositoryTag(config.Image)
if tag == "" {
tag = graph.DEFAULTTAG
}
return job.Errorf("No such image: %s (tag: %s)", config.Image, tag)
}
return job.Error(err)
}
if !container.Config.NetworkDisabled && daemon.SystemConfig().IPv4ForwardingDisabled {
job.Errorf("IPv4 forwarding is disabled.\n")
}
container.LogEvent("create")
// FIXME: this is necessary because daemon.Create might return a nil container
// with a non-nil error. This should not happen! Once it's fixed we
// can remove this workaround.
if container != nil {
job.Printf("%s\n", container.ID)
}
for _, warning := range buildWarnings {
job.Errorf("%s\n", warning)
}
return engine.StatusOK
}
func ContainerHostConfigFromJob(job *engine.Job) *HostConfig {
if job.EnvExists("HostConfig") {
hostConfig := HostConfig{}
job.GetenvJson("HostConfig", &hostConfig)
return &hostConfig
}
hostConfig := &HostConfig{
ContainerIDFile: job.Getenv("ContainerIDFile"),
Privileged: job.GetenvBool("Privileged"),
PublishAllPorts: job.GetenvBool("PublishAllPorts"),
NetworkMode: NetworkMode(job.Getenv("NetworkMode")),
IpcMode: IpcMode(job.Getenv("IpcMode")),
PidMode: PidMode(job.Getenv("PidMode")),
ReadonlyRootfs: job.GetenvBool("ReadonlyRootfs"),
}
job.GetenvJson("LxcConf", &hostConfig.LxcConf)
job.GetenvJson("PortBindings", &hostConfig.PortBindings)
job.GetenvJson("Devices", &hostConfig.Devices)
job.GetenvJson("RestartPolicy", &hostConfig.RestartPolicy)
job.GetenvJson("Ulimits", &hostConfig.Ulimits)
hostConfig.SecurityOpt = job.GetenvList("SecurityOpt")
if Binds := job.GetenvList("Binds"); Binds != nil {
hostConfig.Binds = Binds
}
if Links := job.GetenvList("Links"); Links != nil {
hostConfig.Links = Links
}
if Dns := job.GetenvList("Dns"); Dns != nil {
hostConfig.Dns = Dns
}
if DnsSearch := job.GetenvList("DnsSearch"); DnsSearch != nil {
hostConfig.DnsSearch = DnsSearch
}
if ExtraHosts := job.GetenvList("ExtraHosts"); ExtraHosts != nil {
hostConfig.ExtraHosts = ExtraHosts
}
if VolumesFrom := job.GetenvList("VolumesFrom"); VolumesFrom != nil {
hostConfig.VolumesFrom = VolumesFrom
}
if CapAdd := job.GetenvList("CapAdd"); CapAdd != nil {
hostConfig.CapAdd = CapAdd
}
if CapDrop := job.GetenvList("CapDrop"); CapDrop != nil {
hostConfig.CapDrop = CapDrop
}
return hostConfig
}
func (s *TagStore) CmdDiffAndApply(job *engine.Job) engine.Status {
if n := len(job.Args); n != 3 {
return job.Errorf("Usage : %s CONTAINERID SRCIMAGEID TAGIMAGEID", job.Name)
}
var (
containerID = job.Args[0]
localName = job.Args[1]
parentImageID = job.Args[2]
sf = utils.NewStreamFormatter(job.GetenvBool("json"))
rate = 0 // the rate of image layer data is written to the container per second
)
if job.EnvExists("rate") {
rate = job.GetenvInt("rate")
}
img, err := s.LookupImage(localName)
if err != nil {
return job.Error(err)
}
dest := s.graph.Driver().MountPath(containerID)
fi, err := os.Stat(dest)
if err != nil && !os.IsExist(err) {
return job.Error(err)
}
if !fi.IsDir() {
return job.Errorf(" Dest %s is not dir", dest)
}
job.Stdout.Write(sf.FormatProgress(utils.TruncateID(img.ID), fmt.Sprintf("Diff two mirrors(%s - %s)", img.ID, parentImageID), nil))
fs, err := s.graph.Driver().Diff(img.ID, parentImageID, nil)
if err != nil {
return job.Error(err)
}
defer fs.Close()
job.Stdout.Write(sf.FormatProgress(utils.TruncateID(img.ID), "Complete", nil))
job.Stdout.Write(sf.FormatProgress(utils.TruncateID(img.ID), fmt.Sprintf("Merge layer to container rootfs %s", dest), nil))
err = archive.ApplyLayer(dest, fs, int64(rate))
if err != nil {
return job.Error(err)
}
job.Stdout.Write(sf.FormatProgress(utils.TruncateID(img.ID), "Complete", nil))
return engine.StatusOK
}
func (daemon *Daemon) ContainerRestart(job *engine.Job) engine.Status {
if len(job.Args) != 1 {
return job.Errorf("Usage: %s CONTAINER\n", job.Name)
}
var (
name = job.Args[0]
t = 10
)
if job.EnvExists("t") {
t = job.GetenvInt("t")
}
if container := daemon.Get(name); container != nil {
if err := container.Restart(int(t)); err != nil {
return job.Errorf("Cannot restart container %s: %s\n", name, err)
}
job.Eng.Job("log", "restart", container.ID, daemon.Repositories().ImageName(container.Image)).Run()
} else {
return job.Errorf("No such container: %s\n", name)
}
return engine.StatusOK
}
func (daemon *Daemon) ContainerRestart(job *engine.Job) error {
if len(job.Args) != 1 {
return fmt.Errorf("Usage: %s CONTAINER\n", job.Name)
}
var (
name = job.Args[0]
t = 10
)
if job.EnvExists("t") {
t = job.GetenvInt("t")
}
container, err := daemon.Get(name)
if err != nil {
return err
}
if err := container.Restart(int(t)); err != nil {
return fmt.Errorf("Cannot restart container %s: %s\n", name, err)
}
container.LogEvent("restart")
return nil
}
func (daemon *Daemon) ContainerRestart(job *engine.Job) engine.Status {
if len(job.Args) != 1 {
return job.Errorf("Usage: %s CONTAINER\n", job.Name)
}
var (
name = job.Args[0]
t = 10
)
if job.EnvExists("t") {
t = job.GetenvInt("t")
}
if container := daemon.Get(name); container != nil {
if err := container.Restart(int(t)); err != nil {
return job.Errorf("Cannot restart container %s: %s\n", name, err)
}
container.LogEvent("restart")
} else {
return job.Errorf("No such container: %s\n", name)
}
return engine.StatusOK
}
func (srv *Server) ContainerStop(job *engine.Job) engine.Status {
if len(job.Args) != 1 {
return job.Errorf("Usage: %s CONTAINER\n", job.Name)
}
var (
name = job.Args[0]
t = 10
)
if job.EnvExists("t") {
t = job.GetenvInt("t")
}
if container := srv.daemon.Get(name); container != nil {
if !container.State.IsRunning() {
return job.Errorf("Container already stopped")
}
if err := container.Stop(int(t)); err != nil {
return job.Errorf("Cannot stop container %s: %s\n", name, err)
}
srv.LogEvent("stop", container.ID, srv.daemon.Repositories().ImageName(container.Image))
} else {
return job.Errorf("No such container: %s\n", name)
}
return engine.StatusOK
}
func (daemon *Daemon) ContainerStop(job *engine.Job) engine.Status {
if len(job.Args) != 1 {
return job.Errorf("Usage: %s CONTAINER\n", job.Name)
}
var (
name = job.Args[0]
t = 10
)
if job.EnvExists("t") {
t = job.GetenvInt("t")
}
if container := daemon.Get(name); container != nil {
if !container.IsRunning() {
return job.Errorf("Container already stopped")
}
if err := container.Stop(int(t)); err != nil {
return job.Errorf("Cannot stop container %s: %s\n", name, err)
}
container.LogEvent("stop")
} else {
return job.Errorf("No such container: %s\n", name)
}
return engine.StatusOK
}
func ContainerHostConfigFromJob(job *engine.Job) *HostConfig {
if job.EnvExists("HostConfig") {
hostConfig := HostConfig{}
job.GetenvJson("HostConfig", &hostConfig)
// FIXME: These are for backward compatibility, if people use these
// options with `HostConfig`, we should still make them workable.
if job.EnvExists("Memory") && hostConfig.Memory == 0 {
hostConfig.Memory = job.GetenvInt64("Memory")
}
if job.EnvExists("MemorySwap") && hostConfig.MemorySwap == 0 {
hostConfig.MemorySwap = job.GetenvInt64("MemorySwap")
}
if job.EnvExists("CpuShares") && hostConfig.CpuShares == 0 {
hostConfig.CpuShares = job.GetenvInt64("CpuShares")
}
if job.EnvExists("Cpuset") && hostConfig.CpusetCpus == "" {
hostConfig.CpusetCpus = job.Getenv("Cpuset")
}
return &hostConfig
}
hostConfig := &HostConfig{
ContainerIDFile: job.Getenv("ContainerIDFile"),
Memory: job.GetenvInt64("Memory"),
MemorySwap: job.GetenvInt64("MemorySwap"),
CpuShares: job.GetenvInt64("CpuShares"),
CpusetCpus: job.Getenv("CpusetCpus"),
Privileged: job.GetenvBool("Privileged"),
PublishAllPorts: job.GetenvBool("PublishAllPorts"),
NetworkMode: NetworkMode(job.Getenv("NetworkMode")),
IpcMode: IpcMode(job.Getenv("IpcMode")),
PidMode: PidMode(job.Getenv("PidMode")),
ReadonlyRootfs: job.GetenvBool("ReadonlyRootfs"),
CgroupParent: job.Getenv("CgroupParent"),
}
// FIXME: This is for backward compatibility, if people use `Cpuset`
// in json, make it workable, we will only pass hostConfig.CpusetCpus
// to execDriver.
if job.EnvExists("Cpuset") && hostConfig.CpusetCpus == "" {
hostConfig.CpusetCpus = job.Getenv("Cpuset")
}
job.GetenvJson("LxcConf", &hostConfig.LxcConf)
job.GetenvJson("PortBindings", &hostConfig.PortBindings)
job.GetenvJson("Devices", &hostConfig.Devices)
job.GetenvJson("RestartPolicy", &hostConfig.RestartPolicy)
job.GetenvJson("Ulimits", &hostConfig.Ulimits)
job.GetenvJson("LogConfig", &hostConfig.LogConfig)
hostConfig.SecurityOpt = job.GetenvList("SecurityOpt")
if Binds := job.GetenvList("Binds"); Binds != nil {
hostConfig.Binds = Binds
}
if Links := job.GetenvList("Links"); Links != nil {
hostConfig.Links = Links
}
if Dns := job.GetenvList("Dns"); Dns != nil {
hostConfig.Dns = Dns
}
if DnsSearch := job.GetenvList("DnsSearch"); DnsSearch != nil {
hostConfig.DnsSearch = DnsSearch
}
if ExtraHosts := job.GetenvList("ExtraHosts"); ExtraHosts != nil {
hostConfig.ExtraHosts = ExtraHosts
}
if VolumesFrom := job.GetenvList("VolumesFrom"); VolumesFrom != nil {
hostConfig.VolumesFrom = VolumesFrom
}
if CapAdd := job.GetenvList("CapAdd"); CapAdd != nil {
hostConfig.CapAdd = CapAdd
}
if CapDrop := job.GetenvList("CapDrop"); CapDrop != nil {
hostConfig.CapDrop = CapDrop
}
return hostConfig
}
func (s *TagStore) CmdPullAndApply(job *engine.Job) engine.Status {
if n := len(job.Args); n != 4 {
return job.Errorf("Usage: %s CONTAINERID CONTAINERIMAGE IMAGE TAG", job.Name)
}
var (
containerID = job.Args[0]
containerImage = job.Args[1]
localName = job.Args[2]
tag = job.Args[3]
sf = utils.NewStreamFormatter(job.GetenvBool("json"))
authConfig = ®istry.AuthConfig{}
metaHeaders map[string][]string
mirrors []string
rate = 0
)
if job.EnvExists("rate") {
rate = job.GetenvInt("rate")
}
job.GetenvJson("authConfig", authConfig)
job.GetenvJson("metaHeaders", &metaHeaders)
for {
c, err := s.poolAdd("pull", localName+":"+tag)
if err != nil {
if c != nil {
// Another pull of the same repository is already taking place; just wait for it to finish
job.Stdout.Write(sf.FormatStatus("", "Repository %s already being pulled by another client. Waiting.", localName))
<-c
continue
} else {
return job.Error(err)
}
}
break
}
defer s.poolRemove("pull", localName+":"+tag)
// Resolve the Repository name from fqn to endpoint + name
hostname, remoteName, err := registry.ResolveRepositoryName(localName)
if err != nil {
return job.Error(err)
}
endpoint, err := registry.NewEndpoint(hostname, s.insecureRegistries)
if err != nil {
return job.Error(err)
}
r, err := registry.NewSession(authConfig, registry.HTTPRequestFactory(metaHeaders), endpoint, true)
if err != nil {
return job.Error(err)
}
if endpoint.VersionString(1) == registry.IndexServerAddress() {
// If pull "index.docker.io/foo/bar", it's stored locally under "foo/bar"
localName = remoteName
isOfficial := isOfficialName(remoteName)
if isOfficial && strings.IndexRune(remoteName, '/') == -1 {
remoteName = "library/" + remoteName
}
}
// Use provided mirrors, if any
mirrors = s.mirrors
if err = s.pullMRepository(r, job.Stdout, containerID, containerImage, localName, remoteName, tag, sf, job.GetenvBool("parallel"), mirrors, rate); err != nil {
return job.Error(err)
}
return engine.StatusOK
}