Merge branch 'debug' into 'master'

Debug

See merge request !41

Author: zhangye

VERSION

@@ -1 +1 @@
-0.7.12b
+0.7.12c

g/statsd.go

@@ -31,6 +31,7 @@ func (self *StatsDClient) Send(data map[string]float64, endpoint, tag string) er
 }
 
 var Statsd = StatsDClient{}
+var Hostname string
 
 func NewStatsdClient(addr string) {
 	Statsd = StatsDClient{addr}

main.go

@@ -86,6 +86,7 @@ func serve() {
 	}
 
 	g.NewStatsdClient(config.Statsd)
+	g.Hostname = os.Getenv("HOSTNAME")
 
 	cluster, err := calcium.New(config)
 	if err != nil {

utils/utils.go

@@ -143,9 +143,8 @@ func SendMemCap(cpumemmap map[string]types.CPUAndMem, tag string) {
 	for node, cpuandmem := range cpumemmap {
 		data[node] = float64(cpuandmem.MemCap)
 	}
-	host := os.Getenv("HOSTNAME")
-	log.Debugf("hostname: %s", host)
-	clean_host := strings.Replace(host, ".", "-", -1)
+	clean_host := strings.Replace(g.Hostname, ".", "-", -1)
+
 	err := g.Statsd.Send(data, clean_host, tag)
 	if err != nil {
 		log.Errorf("Error occured while sending data to statsd: %v", err)