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server.go
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server.go
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package server
import (
"fmt"
"net/http"
"github.com/adamjacobmuller/goemotiva"
"github.com/adamjacobmuller/weblogrus"
"github.com/gocraft/web"
log "github.com/sirupsen/logrus"
)
type Server struct {
ec *emotiva.EmotivaController
}
type Context struct {
server *Server
HTTPRequestID string
log *log.Entry
rw web.ResponseWriter
req *web.Request
}
func NewServer(address string) (*Server, error) {
server := &Server{}
ec, err := emotiva.NewEmotivaController(address)
if err != nil {
return nil, err
}
ec.WriteControl("<emotivaSubscription><video_format/><mode_ref_stereo/><audio_bitstream/><video_format/><tuner_signal/></emotivaSubscription>")
go func() {
for {
n, err := ec.ReadNotify()
if err != nil {
log.WithFields(log.Fields{
"error": err,
}).Error("ReadNotify failed")
continue
}
fmt.Printf("NOTIFY: %#v\n", n)
}
}()
go func() {
for {
ec.ReadControl()
}
}()
publicRouter := web.New(Context{})
publicRouter.Middleware(weblogrus.NewMiddleware().ServeHTTP)
publicRouter.Middleware(func(c *Context, rw web.ResponseWriter,
req *web.Request, next web.NextMiddlewareFunc) {
c.server = server
c.req = req
c.rw = rw
c.HTTPRequestID = newUUID()
c.log = log.WithFields(log.Fields{
"url": req.URL,
"method": req.Method,
"remote": req.RemoteAddr,
"http-request-id": c.HTTPRequestID,
})
next(rw, req)
})
httpServer := &http.Server{
Addr: ":8090",
Handler: publicRouter,
}
err = httpServer.ListenAndServe()
if err != nil {
return nil, err
}
return server, nil
}