freifunkmanager/websocket/server.go

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2017-05-08 19:13:29 +02:00
package websocket
import (
"net/http"
"golang.org/x/net/websocket"
httpLib "github.com/FreifunkBremen/freifunkmanager/lib/http"
"github.com/FreifunkBremen/freifunkmanager/lib/log"
"github.com/FreifunkBremen/freifunkmanager/runtime"
)
var nodes *runtime.Nodes
var clients map[string]*Client
var quit chan struct{}
func Start(nodeBind *runtime.Nodes) {
nodes = nodeBind
clients = make(map[string]*Client)
quit = make(chan struct{})
http.Handle("/websocket", websocket.Handler(func(ws *websocket.Conn) {
defer func() {
ws.Close()
}()
r := ws.Request()
log.HTTP(r).Infof("new client")
ip := httpLib.GetRemoteIP(r)
client := NewClient(ip, ws)
clients[ip] = client
client.Listen()
}))
nodes.AddNotify(Notify)
/*
for {
select {
case <-quit:
return
}
}*/
}
func Notify(node *runtime.Node, real bool) {
state := StateUpdateNode
if real {
state = StateCurrentNode
}
for _, c := range clients {
c.Write(&Message{State: state, Node: node})
}
}
func Close() {
for _, c := range clients {
c.Done()
}
close(quit)
}