func (h HTTPSHandler) agentHandler(handlerFunc boshhandler.HandlerFunc) (agentHandler func(http.ResponseWriter, *http.Request)) {
agentHandler = func(w http.ResponseWriter, r *http.Request) {
if r.Method != "POST" {
w.WriteHeader(404)
return
}
if h.requestNotAuthorized(r) {
w.Header().Add("WWW-Authenticate", `Basic realm=""`)
w.WriteHeader(401)
return
}
rawJSONPayload, err := ioutil.ReadAll(r.Body)
if err != nil {
err = bosherr.WrapError(err, "Reading http body")
return
}
respBytes, _, err := boshhandler.PerformHandlerWithJSON(
rawJSONPayload,
handlerFunc,
boshhandler.UnlimitedResponseLength,
h.logger,
)
if err != nil {
err = bosherr.WrapError(err, "Running handler in a nice JSON sandwhich")
return
}
w.Write(respBytes)
}
return
}
func (h natsHandler) Start(handlerFunc boshhandler.HandlerFunc) (err error) {
connProvider, err := h.getConnectionInfo()
if err != nil {
err = bosherr.WrapError(err, "Getting connection info")
return
}
err = h.client.Connect(connProvider)
if err != nil {
err = bosherr.WrapError(err, "Connecting")
return
}
subject := fmt.Sprintf("agent.%s", h.settings.GetAgentId())
h.client.Subscribe(subject, func(natsMsg *yagnats.Message) {
respBytes, req, err := boshhandler.PerformHandlerWithJSON(natsMsg.Payload, handlerFunc, h.logger)
if err != nil {
err = bosherr.WrapError(err, "Running handler in a nice JSON sandwhich")
return
}
h.client.Publish(req.ReplyTo, respBytes)
})
return
}
func (h natsHandler) handleNatsMsg(natsMsg *yagnats.Message, handlerFunc boshhandler.HandlerFunc) {
respBytes, req, err := boshhandler.PerformHandlerWithJSON(
natsMsg.Payload,
handlerFunc,
responseMaxLength,
h.logger,
)
if err != nil {
h.logger.Error(natsHandlerLogTag, "Running handler: %s", err)
return
}
if len(respBytes) > 0 {
h.client.Publish(req.ReplyTo, respBytes)
}
}