func postContainersCopy(eng *engine.Engine, version float64, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if vars == nil {
return fmt.Errorf("Missing parameter")
}
var copyData engine.Env
if contentType := r.Header.Get("Content-Type"); contentType == "application/json" {
if err := copyData.Decode(r.Body); err != nil {
return err
}
} else {
return fmt.Errorf("Content-Type not supported: %s", contentType)
}
if copyData.Get("Resource") == "" {
return fmt.Errorf("Path cannot be empty")
}
if copyData.Get("Resource")[0] == '/' {
copyData.Set("Resource", copyData.Get("Resource")[1:])
}
job := eng.Job("container_copy", vars["name"], copyData.Get("Resource"))
job.Stdout.Add(w)
if err := job.Run(); err != nil {
utils.Errorf("%s", err.Error())
}
return nil
}
func postContainersCreate(eng *engine.Engine, version float64, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if err := parseForm(r); err != nil {
return nil
}
var (
out engine.Env
job = eng.Job("create", r.Form.Get("name"))
outWarnings []string
outId string
warnings = bytes.NewBuffer(nil)
)
if err := job.DecodeEnv(r.Body); err != nil {
return err
}
// Read container ID from the first line of stdout
job.Stdout.AddString(&outId)
// Read warnings from stderr
job.Stderr.Add(warnings)
if err := job.Run(); err != nil {
return err
}
// Parse warnings from stderr
scanner := bufio.NewScanner(warnings)
for scanner.Scan() {
outWarnings = append(outWarnings, scanner.Text())
}
out.Set("Id", outId)
out.SetList("Warnings", outWarnings)
return writeJSON(w, http.StatusCreated, out)
}
func postCommit(eng *engine.Engine, version float64, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if err := parseForm(r); err != nil {
return err
}
var (
config engine.Env
env engine.Env
job = eng.Job("commit", r.Form.Get("container"))
)
if err := config.Import(r.Body); err != nil {
utils.Errorf("%s", err)
}
job.Setenv("repo", r.Form.Get("repo"))
job.Setenv("tag", r.Form.Get("tag"))
job.Setenv("author", r.Form.Get("author"))
job.Setenv("comment", r.Form.Get("comment"))
job.SetenvSubEnv("config", &config)
var id string
job.Stdout.AddString(&id)
if err := job.Run(); err != nil {
return err
}
env.Set("Id", id)
return writeJSON(w, http.StatusCreated, env)
}
func TestPostContainersCopy(t *testing.T) {
eng := NewTestEngine(t)
defer mkRuntimeFromEngine(eng, t).Nuke()
// Create a container and remove a file
containerID := createTestContainer(eng,
&docker.Config{
Image: unitTestImageID,
Cmd: []string{"touch", "/test.txt"},
},
t,
)
containerRun(eng, containerID, t)
r := httptest.NewRecorder()
var copyData engine.Env
copyData.Set("Resource", "/test.txt")
copyData.Set("HostPath", ".")
jsonData := bytes.NewBuffer(nil)
if err := copyData.Encode(jsonData); err != nil {
t.Fatal(err)
}
req, err := http.NewRequest("POST", "/containers/"+containerID+"/copy", jsonData)
if err != nil {
t.Fatal(err)
}
req.Header.Add("Content-Type", "application/json")
if err := api.ServeRequest(eng, api.APIVERSION, r, req); err != nil {
t.Fatal(err)
}
assertHttpNotError(r, t)
if r.Code != http.StatusOK {
t.Fatalf("%d OK expected, received %d\n", http.StatusOK, r.Code)
}
found := false
for tarReader := tar.NewReader(r.Body); ; {
h, err := tarReader.Next()
if err != nil {
if err == io.EOF {
break
}
t.Fatal(err)
}
if h.Name == "test.txt" {
found = true
break
}
}
if !found {
t.Fatalf("The created test file has not been found in the copied output")
}
}
// Allocate an external port and map it to the interface
func AllocatePort(job *engine.Job) engine.Status {
var (
err error
ip = defaultBindingIP
id = job.Args[0]
hostIP = job.Getenv("HostIP")
hostPort = job.GetenvInt("HostPort")
containerPort = job.GetenvInt("ContainerPort")
proto = job.Getenv("Proto")
network = currentInterfaces[id]
)
if hostIP != "" {
ip = net.ParseIP(hostIP)
}
// host ip, proto, and host port
hostPort, err = portallocator.RequestPort(ip, proto, hostPort)
if err != nil {
job.Error(err)
return engine.StatusErr
}
var (
container net.Addr
host net.Addr
)
if proto == "tcp" {
host = &net.TCPAddr{IP: ip, Port: hostPort}
container = &net.TCPAddr{IP: network.IP, Port: containerPort}
} else {
host = &net.UDPAddr{IP: ip, Port: hostPort}
container = &net.UDPAddr{IP: network.IP, Port: containerPort}
}
if err := portmapper.Map(container, ip, hostPort); err != nil {
portallocator.ReleasePort(ip, proto, hostPort)
job.Error(err)
return engine.StatusErr
}
network.PortMappings = append(network.PortMappings, host)
out := engine.Env{}
out.Set("HostIP", ip.String())
out.SetInt("HostPort", hostPort)
if _, err := out.WriteTo(job.Stdout); err != nil {
job.Error(err)
return engine.StatusErr
}
return engine.StatusOK
}
// Allocate a network interface
func Allocate(job *engine.Job) engine.Status {
var (
ip *net.IP
err error
id = job.Args[0]
requestedIP = net.ParseIP(job.Getenv("RequestedIP"))
)
if requestedIP != nil {
ip, err = ipallocator.RequestIP(bridgeNetwork, &requestedIP)
} else {
ip, err = ipallocator.RequestIP(bridgeNetwork, nil)
}
if err != nil {
job.Error(err)
return engine.StatusErr
}
out := engine.Env{}
out.Set("IP", ip.String())
out.Set("Mask", bridgeNetwork.Mask.String())
out.Set("Gateway", bridgeNetwork.IP.String())
out.Set("Bridge", bridgeIface)
size, _ := bridgeNetwork.Mask.Size()
out.SetInt("IPPrefixLen", size)
currentInterfaces[id] = &networkInterface{
IP: *ip,
}
out.WriteTo(job.Stdout)
return engine.StatusOK
}
func postContainersWait(eng *engine.Engine, version float64, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if vars == nil {
return fmt.Errorf("Missing parameter")
}
var (
env engine.Env
status string
job = eng.Job("wait", vars["name"])
)
job.Stdout.AddString(&status)
if err := job.Run(); err != nil {
return err
}
// Parse a 16-bit encoded integer to map typical unix exit status.
_, err := strconv.ParseInt(status, 10, 16)
if err != nil {
return err
}
env.Set("StatusCode", status)
return writeJSON(w, http.StatusOK, env)
}
func postAuth(eng *engine.Engine, version float64, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
var (
authConfig, err = ioutil.ReadAll(r.Body)
job = eng.Job("auth")
status string
)
if err != nil {
return err
}
job.Setenv("authConfig", string(authConfig))
job.Stdout.AddString(&status)
if err = job.Run(); err != nil {
return err
}
if status != "" {
var env engine.Env
env.Set("Status", status)
return writeJSON(w, http.StatusOK, env)
}
w.WriteHeader(http.StatusNoContent)
return nil
}