| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package metric |
| |
| import ( |
| "github.com/apache/servicecomb-service-center/pkg/util" |
| "github.com/astaxie/beego" |
| "net" |
| "os" |
| "sync" |
| "time" |
| ) |
| |
| const ( |
| defaultCollectPeriod = 30 * time.Second |
| FamilyName = "service_center" |
| familyNamePrefix = FamilyName + "_" |
| bufferSize = 1024 |
| ) |
| |
| var ( |
| // metrics collect period |
| Period = 30 * time.Second |
| // system metrics map |
| SysMetrics util.ConcurrentMap |
| |
| getEndpointOnce sync.Once |
| instance string |
| ) |
| |
| func init() { |
| Period = getPeriod() |
| SysMetrics.Put("process_resident_memory_bytes", struct{}{}) |
| SysMetrics.Put("process_cpu_seconds_total", struct{}{}) |
| SysMetrics.Put("go_threads", struct{}{}) |
| SysMetrics.Put("go_goroutines", struct{}{}) |
| } |
| |
| func getPeriod() time.Duration { |
| inv := os.Getenv("METRICS_INTERVAL") |
| d, err := time.ParseDuration(inv) |
| if err == nil && d >= time.Second { |
| return d |
| } |
| return defaultCollectPeriod |
| } |
| |
| func InstanceName() string { |
| getEndpointOnce.Do(func() { |
| restIp := beego.AppConfig.String("httpaddr") |
| restPort := beego.AppConfig.String("httpport") |
| if len(restIp) > 0 { |
| instance = net.JoinHostPort(restIp, restPort) |
| return |
| } |
| |
| rpcIp := beego.AppConfig.String("rpcaddr") |
| rpcPort := beego.AppConfig.String("rpcport") |
| if len(rpcIp) > 0 { |
| instance = net.JoinHostPort(rpcIp, rpcPort) |
| return |
| } |
| }) |
| return instance |
| } |