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Add websocket to API (#970)

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Co-authored-by: Qais Patankar <qaisjp@gmail.com>
This commit is contained in:
haykam821 2020-07-12 15:13:28 -04:00 committed by GitHub
parent 2977a5957e
commit 9b22f16497
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 59 additions and 4 deletions
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63
bridge/api/api.go
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@ -8,6 +8,7 @@ import (
"github.com/42wim/matterbridge/bridge"
"github.com/42wim/matterbridge/bridge/config"
"github.com/gorilla/websocket"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
ring "github.com/zfjagann/golang-ring"
@ -51,6 +52,7 @@ func New(cfg *bridge.Config) bridge.Bridger {
e.GET("/api/health", b.handleHealthcheck)
e.GET("/api/messages", b.handleMessages)
e.GET("/api/stream", b.handleStream)
e.GET("/api/websocket", b.handleWebsocket)
e.POST("/api/message", b.handlePostMessage)
go func() {
if b.GetString("BindAddress") == "" {
@ -113,13 +115,17 @@ func (b *API) handleMessages(c echo.Context) error {
return nil
}
func (b *API) handleStream(c echo.Context) error {
c.Response().Header().Set(echo.HeaderContentType, echo.MIMEApplicationJSON)
c.Response().WriteHeader(http.StatusOK)
greet := config.Message{
func (b *API) getGreeting() config.Message {
return config.Message{
Event: config.EventAPIConnected,
Timestamp: time.Now(),
}
}
func (b *API) handleStream(c echo.Context) error {
c.Response().Header().Set(echo.HeaderContentType, echo.MIMEApplicationJSON)
c.Response().WriteHeader(http.StatusOK)
greet := b.getGreeting()
if err := json.NewEncoder(c.Response()).Encode(greet); err != nil {
return err
}
@ -135,3 +141,52 @@ func (b *API) handleStream(c echo.Context) error {
time.Sleep(200 * time.Millisecond)
}
}
func (b *API) handleWebsocketMessage(message config.Message) {
message.Channel = "api"
message.Protocol = "api"
message.Account = b.Account
message.ID = ""
message.Timestamp = time.Now()
b.Log.Debugf("Sending websocket message from %s on %s to gateway", message.Username, "api")
b.Remote <- message
}
func (b *API) writePump(conn *websocket.Conn) {
for {
msg := b.Messages.Dequeue()
if msg != nil {
err := conn.WriteJSON(msg)
if err != nil {
break
}
}
}
}
func (b *API) readPump(conn *websocket.Conn) {
for {
message := config.Message{}
err := conn.ReadJSON(&message)
if err != nil {
break
}
b.handleWebsocketMessage(message)
}
}
func (b *API) handleWebsocket(c echo.Context) error {
conn, err := websocket.Upgrade(c.Response().Writer, c.Request(), nil, 1024, 1024)
if err != nil {
return err
}
greet := b.getGreeting()
_ = conn.WriteJSON(greet)
go b.writePump(conn)
go b.readPump(conn)
return nil
}