// connectStream is the internal version of ConnectStream. It differs from
// ConnectStream only in that it will not retry the connection if it encounters
// discharge-required error.
func (st *state) connectStream(path string, attrs url.Values) (base.Stream, error) {
path, err := apiPath(st.modelTag, path)
if err != nil {
return nil, errors.Trace(err)
}
target := url.URL{
Scheme: "wss",
Host: st.addr,
Path: path,
RawQuery: attrs.Encode(),
}
cfg, err := websocket.NewConfig(target.String(), "http://localhost/")
if st.tag != "" {
cfg.Header = utils.BasicAuthHeader(st.tag, st.password)
}
if st.nonce != "" {
cfg.Header.Set(params.MachineNonceHeader, st.nonce)
}
// Add any cookies because they will not be sent to websocket
// connections by default.
st.addCookiesToHeader(cfg.Header)
cfg.TlsConfig = st.tlsConfig
connection, err := websocketDialConfig(cfg)
if err != nil {
return nil, err
}
if err := readInitialStreamError(connection); err != nil {
return nil, errors.Trace(err)
}
return connection, nil
}
func (s *S) TestAppShellUnauthorizedError(c *check.C) {
a := app.App{
Name: "someapp",
Platform: "zend",
TeamOwner: s.team.Name,
}
err := app.CreateApp(&a, s.user)
c.Assert(err, check.IsNil)
err = s.provisioner.AddUnits(&a, 1, "web", nil)
c.Assert(err, check.IsNil)
m := RunServer(true)
server := httptest.NewServer(m)
defer server.Close()
testServerURL, err := url.Parse(server.URL)
c.Assert(err, check.IsNil)
url := fmt.Sprintf("ws://%s/apps/%s/shell?width=140&height=38&term=xterm", testServerURL.Host, a.Name)
config, err := websocket.NewConfig(url, "ws://localhost/")
c.Assert(err, check.IsNil)
wsConn, err := websocket.DialConfig(config)
c.Assert(err, check.IsNil)
defer wsConn.Close()
_, err = wsConn.Write([]byte("echo test"))
c.Assert(err, check.IsNil)
var result string
err = tsurutest.WaitCondition(5*time.Second, func() bool {
part, readErr := ioutil.ReadAll(wsConn)
if readErr != nil {
return false
}
result += string(part)
return result == "Error: no token provided or session expired, please login again\n"
})
c.Assert(err, check.IsNil)
}
func (c *Client) Stream(path string, headers map[string]string, in io.Reader, out io.WriteCloser) error {
origin := fmt.Sprintf("https://%s", c.Host)
endpoint := fmt.Sprintf("wss://%s%s", c.Host, path)
config, err := websocket.NewConfig(endpoint, origin)
if err != nil {
return err
}
config.TlsConfig = &tls.Config{
InsecureSkipVerify: true,
}
config.Header.Set("Version", c.Version)
userpass := fmt.Sprintf("convox:%s", c.Password)
userpass_encoded := base64.StdEncoding.EncodeToString([]byte(userpass))
config.Header.Add("Authorization", fmt.Sprintf("Basic %s", userpass_encoded))
for k, v := range headers {
config.Header.Add(k, v)
}
config.TlsConfig = &tls.Config{
InsecureSkipVerify: true,
}
var ws *websocket.Conn
if proxy := os.Getenv("HTTPS_PROXY"); proxy != "" {
ws, err = c.proxyWebsocket(config, proxy)
} else {
ws, err = websocket.DialConfig(config)
}
if err != nil {
return err
}
defer ws.Close()
var wg sync.WaitGroup
if in != nil {
go io.Copy(ws, in)
}
if out != nil {
wg.Add(1)
go copyAsync(out, ws, &wg)
}
wg.Wait()
out.Close()
return nil
}
func (prod *Websocket) serve() {
defer prod.WorkerDone()
listen, err := shared.NewStopListener(prod.address)
if err != nil {
Log.Error.Print("Websocket: ", err)
return // ### return, could not connect ###
}
config, err := websocket.NewConfig(prod.address, prod.path)
if err != nil {
Log.Error.Print("Websocket: ", err)
return // ### return, could not connect ###
}
srv := http.Server{
Handler: websocket.Server{
Handler: prod.handleConnection,
Config: *config,
},
ReadTimeout: prod.readTimeoutSec,
}
prod.listen = listen
err = srv.Serve(prod.listen)
_, isStopRequest := err.(shared.StopRequestError)
if err != nil && !isStopRequest {
Log.Error.Print("Websocket: ", err)
}
}
func main() {
wsConfig, _ := websocket.NewConfig("wss://www.example2.com/echo", "http://localhost/")
wsConfig.TlsConfig = &tls.Config{
InsecureSkipVerify: true,
ServerName: "www.example2.com",
}
ws, err := websocket.DialConfig(wsConfig)
if err != nil {
log.Fatal(err)
}
message := []byte("hello, world!")
_, err = ws.Write(message)
if err != nil {
log.Fatal(err)
}
fmt.Printf("Send: %s\n", message)
var msg = make([]byte, len(message))
_, err = ws.Read(msg)
if err != nil {
log.Fatal(err)
}
fmt.Printf("Receive: %s\n", msg)
}
func readWebSocket(r *Reader, t *testing.T, fn func(*websocket.Conn), protocols ...string) ([]byte, error) {
errCh := make(chan error, 1)
s, addr := newServer(func(ws *websocket.Conn) {
cfg := ws.Config()
cfg.Protocol = protocols
go func() {
err := <-r.err
errCh <- err
}()
r.handle(ws)
})
defer s.Close()
config, _ := websocket.NewConfig("ws://"+addr, "http://"+addr)
client, err := websocket.DialConfig(config)
if err != nil {
return nil, err
}
defer client.Close()
if fn != nil {
fn(client)
}
data, err := ioutil.ReadAll(client)
if err != nil {
return data, err
}
return data, <-errCh
}
func readWebSocket(r *Reader, t *testing.T, fn func(*websocket.Conn), protocols ...string) ([]byte, error) {
errCh := make(chan error, 1)
s, addr := newServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
errCh <- r.Copy(w, req)
}))
defer s.Close()
config, _ := websocket.NewConfig("ws://"+addr, "http://"+addr)
config.Protocol = protocols
client, err := websocket.DialConfig(config)
if err != nil {
return nil, err
}
defer client.Close()
if fn != nil {
fn(client)
}
data, err := ioutil.ReadAll(client)
if err != nil {
return data, err
}
return data, <-errCh
}
func expectWebSocketFrames(r *Reader, t *testing.T, fn func(*websocket.Conn), frames [][]byte, protocols ...string) error {
errCh := make(chan error, 1)
s, addr := newServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
errCh <- r.Copy(w, req)
}))
defer s.Close()
config, _ := websocket.NewConfig("ws://"+addr, "http://"+addr)
config.Protocol = protocols
ws, err := websocket.DialConfig(config)
if err != nil {
return err
}
defer ws.Close()
if fn != nil {
fn(ws)
}
for i := range frames {
var data []byte
if err := websocket.Message.Receive(ws, &data); err != nil {
return err
}
if !reflect.DeepEqual(frames[i], data) {
return fmt.Errorf("frame %d did not match expected: %v", data, err)
}
}
var data []byte
if err := websocket.Message.Receive(ws, &data); err != io.EOF {
return fmt.Errorf("expected no more frames: %v (%v)", err, data)
}
return <-errCh
}
func (st *serverTester) websocket(rp requestParam) (*serverResponse, error) {
urlstring := st.url + "/echo"
config, err := websocket.NewConfig(urlstring, st.url)
if err != nil {
st.t.Fatalf("websocket.NewConfig(%q, %q) returned error: %v", urlstring, st.url, err)
}
config.Header.Add("Test-Case", rp.name)
for _, h := range rp.header {
config.Header.Add(h.Name, h.Value)
}
ws, err := websocket.NewClient(config, st.conn)
if err != nil {
st.t.Fatalf("Error creating websocket client: %v", err)
}
if _, err := ws.Write(rp.body); err != nil {
st.t.Fatalf("ws.Write() returned error: %v", err)
}
msg := make([]byte, 1024)
var n int
if n, err = ws.Read(msg); err != nil {
st.t.Fatalf("ws.Read() returned error: %v", err)
}
res := &serverResponse{
body: msg[:n],
}
return res, nil
}
func (s *S) TestAppShellGenericError(c *check.C) {
m := RunServer(true)
server := httptest.NewServer(m)
defer server.Close()
testServerURL, err := url.Parse(server.URL)
c.Assert(err, check.IsNil)
url := fmt.Sprintf("ws://%s/apps/someapp/shell?width=140&height=38&term=xterm", testServerURL.Host)
config, err := websocket.NewConfig(url, "ws://localhost/")
c.Assert(err, check.IsNil)
config.Header.Set("Authorization", "bearer "+s.token.GetValue())
wsConn, err := websocket.DialConfig(config)
c.Assert(err, check.IsNil)
defer wsConn.Close()
_, err = wsConn.Write([]byte("echo test"))
c.Assert(err, check.IsNil)
var result string
err = tsurutest.WaitCondition(5*time.Second, func() bool {
part, readErr := ioutil.ReadAll(wsConn)
if readErr != nil {
c.Log(readErr)
return false
}
result += string(part)
return result == "Error: App someapp not found.\n"
})
c.Assert(err, check.IsNil)
}
func testWebSocketServer(hdrs map[string]string, expected string) {
origin := "http://127.0.0.1/"
url := "ws://" + string(_defaultFrontdAddr) + "/echo"
cfg, err := websocket.NewConfig(url, origin)
if err != nil {
panic(err)
}
for k, v := range hdrs {
cfg.Header.Set(k, v)
}
ws, err := websocket.DialConfig(cfg)
if err != nil {
panic(err)
}
if _, err := ws.Write([]byte(expected)); err != nil {
panic(err)
}
var msg = make([]byte, len(expected))
var n int
if n, err = ws.Read(msg); err != nil {
panic(err)
}
if expected != string(msg[:n]) {
log.Println(string(msg[:n]))
log.Println(expected)
panic(fmt.Errorf("websocket reply not match: %s", string(msg[:n])))
}
}
func cli(args CommandLineArguments, wg *sync.WaitGroup) {
defer wg.Done()
cfg, err := websocket.NewConfig(args.server, "wss://localhost")
if err != nil {
panic(err)
}
cert, err := tls.LoadX509KeyPair("server.pem", "server.key")
if err != nil {
panic(err)
}
config := tls.Config{Certificates: []tls.Certificate{cert}}
config.InsecureSkipVerify = true
cfg.TlsConfig = &config
ws, err := websocket.DialConfig(cfg)
if err != nil {
panic(err)
}
if args.msg != "" {
log.Println("Write data to websocket")
_, err = ws.Write([]byte(args.msg))
if err != nil {
panic(err)
}
}
if args.file != "" {
go func() {
f, err := os.Open(args.file)
if err != nil {
panic(err)
}
defer f.Close()
s := bufio.NewScanner(f)
for s.Scan() {
time.Sleep(time.Duration(args.delay) * time.Second)
_, err = ws.Write([]byte(s.Text()))
if err != nil {
panic(err)
}
}
}()
}
ws.SetReadDeadline(time.Now().Add(time.Second * time.Duration(args.timeOut)))
msgOut := make([]byte, 16384)
for {
n, err := ws.Read(msgOut)
log.Println("Read bytes:", n)
if err == io.EOF {
log.Println("Reading finished")
break
}
if err != nil {
log.Println(err)
break
}
log.Println(string(msgOut[:n]))
}
log.Println("Closing connection")
ws.Close()
}
func (s *S) TestServeHTTPWebSocket(c *check.C) {
var servers []*httptest.Server
for i := 0; i < 2; i++ {
msg := fmt.Sprintf("server-%d", i)
srv := httptest.NewServer(websocket.Handler(func(conn *websocket.Conn) {
conn.Write([]byte(msg + conn.Request().URL.Path))
buf := make([]byte, 5)
conn.Read(buf)
conn.Write(buf)
}))
defer srv.Close()
servers = append(servers, srv)
}
var err error
_, err = s.redis.Do("RPUSH", "frontend:myfrontend.com", "myfrontend", servers[0].URL, servers[1].URL)
c.Assert(err, check.IsNil)
router := Router{}
err = router.Init()
c.Assert(err, check.IsNil)
proxyServer := httptest.NewServer(&router)
defer proxyServer.Close()
dialWS := func() *websocket.Conn {
config, err := websocket.NewConfig("ws://myfrontend.com", "ws://localhost/")
c.Assert(err, check.IsNil)
url, _ := url.Parse(proxyServer.URL)
client, err := net.Dial("tcp", url.Host)
c.Assert(err, check.IsNil)
conn, err := websocket.NewClient(config, client)
c.Assert(err, check.IsNil)
return conn
}
msgBuf := make([]byte, 100)
conn := dialWS()
defer conn.Close()
n, err := conn.Read(msgBuf)
c.Assert(err, check.IsNil)
c.Assert(n, check.Equals, 9)
c.Assert(string(msgBuf[:n]), check.Equals, "server-0/")
n, err = conn.Write([]byte("12345"))
c.Assert(err, check.IsNil)
c.Assert(n, check.Equals, 5)
n, err = conn.Read(msgBuf)
c.Assert(err, check.IsNil)
c.Assert(n, check.Equals, 5)
c.Assert(string(msgBuf[:n]), check.Equals, "12345")
conn = dialWS()
defer conn.Close()
n, err = conn.Read(msgBuf)
c.Assert(err, check.IsNil)
c.Assert(n, check.Equals, 9)
c.Assert(string(msgBuf[:n]), check.Equals, "server-1/")
n, err = conn.Write([]byte("12345"))
c.Assert(err, check.IsNil)
c.Assert(n, check.Equals, 5)
n, err = conn.Read(msgBuf)
c.Assert(err, check.IsNil)
c.Assert(n, check.Equals, 5)
c.Assert(string(msgBuf[:n]), check.Equals, "12345")
}
func TestBase64Conn(t *testing.T) {
conn := NewConn(NewDefaultChannelProtocols([]ChannelType{ReadWriteChannel, ReadWriteChannel}))
s, addr := newServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
conn.Open(w, req)
}))
defer s.Close()
config, err := websocket.NewConfig("ws://"+addr, "http://localhost/")
if err != nil {
t.Fatal(err)
}
config.Protocol = []string{"base64.channel.k8s.io"}
client, err := websocket.DialConfig(config)
if err != nil {
t.Fatal(err)
}
defer client.Close()
<-conn.ready
wg := sync.WaitGroup{}
wg.Add(1)
go func() {
defer wg.Done()
data, err := ioutil.ReadAll(conn.channels[0])
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(data, []byte("client")) {
t.Errorf("unexpected server read: %s", string(data))
}
}()
clientData := base64.StdEncoding.EncodeToString([]byte("client"))
if n, err := client.Write(append([]byte{'0'}, clientData...)); err != nil || n != len(clientData)+1 {
t.Fatalf("%d: %v", n, err)
}
wg.Add(1)
go func() {
defer wg.Done()
if n, err := conn.channels[1].Write([]byte("server")); err != nil && n != 6 {
t.Fatalf("%d: %v", n, err)
}
}()
data := make([]byte, 1024)
if n, err := io.ReadAtLeast(client, data, 9); n != 9 || err != nil {
t.Fatalf("%d: %v", n, err)
}
expect := []byte(base64.StdEncoding.EncodeToString([]byte("server")))
if !reflect.DeepEqual(data[:9], append([]byte{'1'}, expect...)) {
t.Errorf("unexpected client read: %v", data[:9])
}
client.Close()
wg.Wait()
}
func TestBase64Conn(t *testing.T) {
conn := NewConn(ReadWriteChannel, ReadWriteChannel)
// TODO: Uncomment next two lines and remove third line when fix #19254
// s, addr := newServer(conn.handle)
// defer s.Close()
_, addr := newServer(conn.handle)
config, err := websocket.NewConfig("ws://"+addr, "http://localhost/")
if err != nil {
t.Fatal(err)
}
config.Protocol = []string{"base64.channel.k8s.io"}
client, err := websocket.DialConfig(config)
if err != nil {
t.Fatal(err)
}
defer client.Close()
<-conn.ready
wg := sync.WaitGroup{}
wg.Add(1)
go func() {
defer wg.Done()
data, err := ioutil.ReadAll(conn.channels[0])
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(data, []byte("client")) {
t.Errorf("unexpected server read: %s", string(data))
}
}()
clientData := base64.StdEncoding.EncodeToString([]byte("client"))
if n, err := client.Write(append([]byte{'0'}, clientData...)); err != nil || n != len(clientData)+1 {
t.Fatalf("%d: %v", n, err)
}
wg.Add(1)
go func() {
defer wg.Done()
if n, err := conn.channels[1].Write([]byte("server")); err != nil && n != 6 {
t.Fatalf("%d: %v", n, err)
}
}()
data := make([]byte, 1024)
if n, err := io.ReadAtLeast(client, data, 9); n != 9 || err != nil {
t.Fatalf("%d: %v", n, err)
}
expect := []byte(base64.StdEncoding.EncodeToString([]byte("server")))
if !reflect.DeepEqual(data[:9], append([]byte{'1'}, expect...)) {
t.Errorf("unexpected client read: %v", data[:9])
}
client.Close()
wg.Wait()
}
func (s *authHttpSuite) makeWebsocketConfigFromURL(c *gc.C, server string, header http.Header) *websocket.Config {
config, err := websocket.NewConfig(server, "http://localhost/")
c.Assert(err, jc.ErrorIsNil)
config.Header = header
caCerts := x509.NewCertPool()
c.Assert(caCerts.AppendCertsFromPEM([]byte(testing.CACert)), jc.IsTrue)
config.TlsConfig = &tls.Config{RootCAs: caCerts, ServerName: "anything"}
return config
}
func newConfig(t *testing.T, path string) *websocket.Config {
wsaddr := fmt.Sprintf("ws://%s%s", serverAddr, path)
lh := "http://localhost"
c, err := websocket.NewConfig(wsaddr, lh)
if err != nil {
t.Fatalf("NewConfig(%q, %q) got error: %s, want nil", wsaddr, lh, err.Error())
}
return c
}
// Register target type on vmt server and start to listen for server message
func (wsc *WebSocketCommunicator) RegisterAndListen(registrationMessage *MediationClientMessage) {
// vmtServerUrl := "ws://10.10.173.154:8080/vmturbo/remoteMediation"
vmtServerUrl := "ws://" + wsc.VmtServerAddress + "/vmturbo/remoteMediation"
localAddr := wsc.LocalAddress
glog.V(3).Infof("Dial Server: %s", vmtServerUrl)
config, err := websocket.NewConfig(vmtServerUrl, localAddr)
if err != nil {
glog.Fatal(err)
}
usrpasswd := []byte(wsc.ServerUsername + ":" + wsc.ServerPassword)
config.Header = http.Header{
"Authorization": {"Basic " + base64.StdEncoding.EncodeToString(usrpasswd)},
}
webs, err := websocket.DialConfig(config)
// webs, err := websocket.Dial(vmtServerUrl, "", localAddr)
if err != nil {
glog.Error(err)
if webs == nil {
glog.Error("The websocket is null, reset")
}
wsc.CloseAndRegisterAgain(registrationMessage)
}
wsc.ws = webs
glog.V(3).Infof("Send registration info")
wsc.SendClientMessage(registrationMessage)
var msg = make([]byte, 1024)
var n int
// main loop for listening server message.
for {
if n, err = wsc.ws.Read(msg); err != nil {
glog.Error(err)
//glog.Fatal(err.Error())
//re-establish connection when error
glog.V(3).Infof("Error happened, re-establish websocket connection")
break
}
serverMsg := &MediationServerMessage{}
err = proto.Unmarshal(msg[:n], serverMsg)
if err != nil {
glog.Error("Received unmarshalable error, please make sure you are running the latest VMT server")
glog.Fatal("unmarshaling error: ", err)
}
//Spawn a separate go routine to handle the server message
go wsc.handleServerMessage(serverMsg, registrationMessage)
glog.V(3).Infof("Continue listen from server...")
}
wsc.CloseAndRegisterAgain(registrationMessage)
}
func makeWebsocketConfigFromURL(c *gc.C, server string, header http.Header) *websocket.Config {
config, err := websocket.NewConfig(server, "http://localhost/")
c.Assert(err, jc.ErrorIsNil)
config.Header = header
caCerts := x509.NewCertPool()
c.Assert(caCerts.AppendCertsFromPEM([]byte(testing.CACert)), jc.IsTrue)
config.TlsConfig = utils.SecureTLSConfig()
config.TlsConfig.RootCAs = caCerts
config.TlsConfig.ServerName = "anything"
return config
}
func dialWebsocket(c *gc.C, addr, path string) (*websocket.Conn, error) {
origin := "http://localhost/"
url := fmt.Sprintf("wss://%s%s", addr, path)
config, err := websocket.NewConfig(url, origin)
c.Assert(err, jc.ErrorIsNil)
pool := x509.NewCertPool()
xcert, err := cert.ParseCert(coretesting.CACert)
c.Assert(err, jc.ErrorIsNil)
pool.AddCert(xcert)
config.TlsConfig = &tls.Config{RootCAs: pool}
return websocket.DialConfig(config)
}
// startDialWebsocket starts websocket connection to a single address
// on the given try instance.
func startDialWebsocket(try *parallel.Try, addr, path string, opts DialOpts, tlsConfig *tls.Config) error {
// origin is required by the WebSocket API, used for "origin policy"
// in websockets. We pass localhost to satisfy the API; it is
// inconsequential to us.
const origin = "http://localhost/"
cfg, err := websocket.NewConfig("wss://"+addr+path, origin)
if err != nil {
return errors.Trace(err)
}
cfg.TlsConfig = tlsConfig
return try.Start(newWebsocketDialer(cfg, opts))
}
// Console opens a secure console to a code or database service. For code
// services, a command is required. This command is executed as root in the
// context of the application root directory. For database services, no command
// is needed - instead, the appropriate command for the database type is run.
// For example, for a postgres database, psql is run.
func Console(serviceLabel string, command string, settings *models.Settings) {
helpers.SignIn(settings)
service := helpers.RetrieveServiceByLabel(serviceLabel, settings)
if service == nil {
fmt.Printf("Could not find a service with the label \"%s\"\n", serviceLabel)
os.Exit(1)
}
fmt.Printf("Opening console to %s (%s)\n", serviceLabel, service.ID)
task := helpers.RequestConsole(command, service.ID, settings)
fmt.Print("Waiting for the console to be ready. This might take a minute.")
ch := make(chan string, 1)
go helpers.PollConsoleJob(task.ID, service.ID, ch, settings)
jobID := <-ch
defer helpers.DestroyConsole(jobID, service.ID, settings)
creds := helpers.RetrieveConsoleTokens(jobID, service.ID, settings)
creds.URL = strings.Replace(creds.URL, "http", "ws", 1)
fmt.Println("Connecting...")
// BEGIN websocket impl
config, _ := websocket.NewConfig(creds.URL, "ws://localhost:9443/")
config.TlsConfig = &tls.Config{
MinVersion: tls.VersionTLS12,
}
config.Header["X-Console-Token"] = []string{creds.Token}
ws, err := websocket.DialConfig(config)
if err != nil {
panic(err)
}
defer ws.Close()
fmt.Println("Connection opened")
stdin, stdout, _ := term.StdStreams()
fdIn, isTermIn := term.GetFdInfo(stdin)
if !isTermIn {
panic(errors.New("StdIn is not a terminal"))
}
oldState, err := term.SetRawTerminal(fdIn)
if err != nil {
panic(err)
}
done := make(chan bool)
msgCh := make(chan []byte, 2)
go webSocketDaemon(ws, &stdout, done, msgCh)
signal.Notify(make(chan os.Signal, 1), os.Interrupt)
defer term.RestoreTerminal(fdIn, oldState)
go termDaemon(&stdin, ws)
<-done
}
func irccConfig(sessionKey string) (config *websocket.Config, err error) {
config, err = websocket.NewConfig("wss://api.irccloud.com/",
"https://www.irccloud.com")
if err != nil {
return
}
config.Header.Add("Origin", "https://api.irccloud.com")
config.Header.Add("Cookie", "session="+sessionKey)
config.Header.Add("User-Agent", "ninja")
return
}
func (c *Client) Stream(path string, headers map[string]string, in io.Reader, out io.Writer) error {
origin := fmt.Sprintf("https://%s", c.Host)
url := fmt.Sprintf("wss://%s%s", c.Host, path)
config, err := websocket.NewConfig(url, origin)
if err != nil {
return err
}
config.TlsConfig = &tls.Config{
InsecureSkipVerify: true,
}
config.Header.Set("Version", c.Version)
userpass := fmt.Sprintf("convox:%s", c.Password)
userpass_encoded := base64.StdEncoding.EncodeToString([]byte(userpass))
config.Header.Add("Authorization", fmt.Sprintf("Basic %s", userpass_encoded))
for k, v := range headers {
config.Header.Add(k, v)
}
config.TlsConfig = &tls.Config{
InsecureSkipVerify: true,
}
ws, err := websocket.DialConfig(config)
if err != nil {
return err
}
defer ws.Close()
var wg sync.WaitGroup
if in != nil {
go copyAsync(ws, in, nil)
}
if out != nil {
wg.Add(1)
go copyAsync(out, ws, &wg)
}
wg.Wait()
return nil
}
func (w WS) Select(netcon net.Conn, url string) (*websocket.Conn, error) {
conf, err := websocket.NewConfig(url, url)
if err != nil {
return nil, err
}
wcon, err := websocket.NewClient(conf, netcon)
if err != nil {
return nil, err
}
return wcon, nil
}
func serveWebsocket() {
serverUrl := getUrl("ws", websocketPort)
originUrl := getUrl("http", httpPort)
conf, err := websocket.NewConfig(serverUrl, originUrl)
if err != nil {
log.Fatal(err)
}
server := websocket.Server{
Config: *conf,
Handler: websocketHandler,
}
serve(server, websocketPort)
}
func dial(url, protocol, origin string) (ws *websocket.Conn, err error) {
config, err := websocket.NewConfig(url, origin)
if err != nil {
return nil, err
}
if protocol != "" {
config.Protocol = []string{protocol}
}
config.TlsConfig = &tls.Config{
InsecureSkipVerify: insecureSkipVerify,
}
return websocket.DialConfig(config)
}
func (s *DockerSuite) TestGetContainersAttachWebsocket(c *check.C) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-dit", "busybox", "cat")
rwc, err := sockConn(time.Duration(10*time.Second), "")
c.Assert(err, checker.IsNil)
cleanedContainerID := strings.TrimSpace(out)
config, err := websocket.NewConfig(
"/containers/"+cleanedContainerID+"/attach/ws?stream=1&stdin=1&stdout=1&stderr=1",
"http://localhost",
)
c.Assert(err, checker.IsNil)
ws, err := websocket.NewClient(config, rwc)
c.Assert(err, checker.IsNil)
defer ws.Close()
expected := []byte("hello")
actual := make([]byte, len(expected))
outChan := make(chan error)
go func() {
_, err := io.ReadFull(ws, actual)
outChan <- err
close(outChan)
}()
inChan := make(chan error)
go func() {
_, err := ws.Write(expected)
inChan <- err
close(inChan)
}()
select {
case err := <-inChan:
c.Assert(err, checker.IsNil)
case <-time.After(5 * time.Second):
c.Fatal("Timeout writing to ws")
}
select {
case err := <-outChan:
c.Assert(err, checker.IsNil)
case <-time.After(5 * time.Second):
c.Fatal("Timeout reading from ws")
}
c.Assert(actual, checker.DeepEquals, expected, check.Commentf("Websocket didn't return the expected data"))
}
func (s *S) TestAppShellSpecifyUnit(c *check.C) {
a := app.App{
Name: "someapp",
Platform: "zend",
Teams: []string{s.team.Name},
}
err := s.conn.Apps().Insert(a)
c.Assert(err, check.IsNil)
defer s.conn.Apps().Remove(bson.M{"name": a.Name})
defer s.logConn.Logs(a.Name).DropCollection()
err = s.provisioner.Provision(&a)
c.Assert(err, check.IsNil)
defer s.provisioner.Destroy(&a)
s.provisioner.AddUnits(&a, 5, "web", nil)
units, err := s.provisioner.Units(&a)
c.Assert(err, check.IsNil)
unit := units[3]
m := RunServer(true)
server := httptest.NewServer(m)
defer server.Close()
testServerURL, err := url.Parse(server.URL)
c.Assert(err, check.IsNil)
url := fmt.Sprintf("ws://%s/apps/%s/shell?width=140&height=38&term=xterm&unit=%s", testServerURL.Host, a.Name, unit.ID)
config, err := websocket.NewConfig(url, "ws://localhost/")
c.Assert(err, check.IsNil)
config.Header.Set("Authorization", "bearer "+s.token.GetValue())
wsConn, err := websocket.DialConfig(config)
c.Assert(err, check.IsNil)
defer wsConn.Close()
_, err = wsConn.Write([]byte("echo test"))
c.Assert(err, check.IsNil)
var shells []provision.ShellOptions
err = tsurutest.WaitCondition(5*time.Second, func() bool {
shells = s.provisioner.Shells(unit.ID)
return len(shells) == 1
})
c.Assert(err, check.IsNil)
c.Assert(shells, check.HasLen, 1)
c.Assert(shells[0].App.GetName(), check.Equals, a.Name)
c.Assert(shells[0].Width, check.Equals, 140)
c.Assert(shells[0].Height, check.Equals, 38)
c.Assert(shells[0].Term, check.Equals, "xterm")
c.Assert(shells[0].Unit, check.Equals, unit.ID)
units, err = s.provisioner.Units(&a)
c.Assert(err, check.IsNil)
for _, u := range units {
if u.ID != unit.ID {
c.Check(s.provisioner.Shells(u.ID), check.HasLen, 0)
}
}
}
func newWebsocketServer(c *gc.C, h websocket.Handler) *websocket.Conn {
cfg, err := websocket.NewConfig("ws://localhost:12345/", "http://localhost/")
c.Assert(err, jc.ErrorIsNil)
go func() {
err = http.ListenAndServe(":12345", websocket.Server{
Config: *cfg,
Handler: h,
})
c.Assert(err, jc.ErrorIsNil)
}()
return newWebsocketClient(c, cfg)
}
