func (s *httpServer) statsHandler(w http.ResponseWriter, req *http.Request) {
reqParams, err := util.NewReqParams(req)
if err != nil {
log.Printf("ERROR: failed to parse request params - %s", err)
if acceptVersion(req) == 1 {
util.V1ApiResponse(w, 400, "INVALID_REQUEST")
} else {
// this handler always returns 500 for backwards compatibility
util.ApiResponse(w, 500, "INVALID_REQUEST", nil)
}
return
}
formatString, _ := reqParams.Get("format")
jsonFormat := formatString == "json"
stats := s.context.nsqd.GetStats()
if !jsonFormat {
s.doTextStats(stats, w)
return
}
if acceptVersion(req) == 1 {
util.V1ApiResponse(w, 200, struct {
Version string `json:"version"`
Topics []TopicStats `json:"topics"`
}{util.BINARY_VERSION, stats})
} else {
util.ApiResponse(w, 200, "OK", struct {
Version string `json:"version"`
Topics []TopicStats `json:"topics"`
}{util.BINARY_VERSION, stats})
}
}
func (s *httpServer) v1PauseChannelHandler(w http.ResponseWriter, req *http.Request) {
if req.Method != "POST" {
util.V1ApiResponse(w, 405, "INVALID_REQUEST")
return
}
err := s.doPauseChannel(req)
if err != nil {
util.V1ApiResponse(w, err.(httpError).Code(), err)
return
}
util.V1ApiResponse(w, 200, "OK")
}
func (s *httpServer) v1CreateTopicHandler(w http.ResponseWriter, req *http.Request) {
if req.Method != "POST" {
util.V1ApiResponse(w, 405, "INVALID_REQUEST")
return
}
_, _, err := s.getTopicFromQuery(req)
if err != nil {
util.V1ApiResponse(w, err.(httpError).Code(), err)
return
}
util.V1ApiResponse(w, 200, "OK")
}
func (s *httpServer) pauseChannelHandler(w http.ResponseWriter, req *http.Request) {
err := s.doPauseChannel(req)
if err != nil {
if acceptVersion(req) == 1 {
util.V1ApiResponse(w, err.(httpError).Code(), err)
} else {
// this handler always returns 500 for backwards compatibility
util.ApiResponse(w, 500, err.Error(), nil)
}
return
}
if acceptVersion(req) == 1 {
util.V1ApiResponse(w, 200, nil)
} else {
util.ApiResponse(w, 200, "OK", nil)
}
}
func (s *httpServer) createTopicHandler(w http.ResponseWriter, req *http.Request) {
_, _, err := s.getTopicFromQuery(req)
if err != nil {
if acceptVersion(req) == 1 {
util.V1ApiResponse(w, err.(httpError).Code(), err)
} else {
// this handler always returns 500 for backwards compatibility
util.ApiResponse(w, 500, err.Error(), nil)
}
return
}
if acceptVersion(req) == 1 {
util.V1ApiResponse(w, 200, nil)
} else {
util.ApiResponse(w, 200, "OK", nil)
}
}
func (s *httpServer) mpubHandler(w http.ResponseWriter, req *http.Request) {
err := s.doMPUB(req)
if err != nil {
if acceptVersion(req) == 1 {
util.V1ApiResponse(w, err.(httpError).Code(), err)
} else {
// this handler always returns 500 for backwards compatibility
util.ApiResponse(w, 500, err.Error(), nil)
}
return
}
w.Header().Set("Content-Length", "2")
io.WriteString(w, "OK")
}