mirror of
https://github.com/cgrates/cgrates.git
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113 lines
3.2 KiB
Go
113 lines
3.2 KiB
Go
/*
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Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
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Copyright (C) ITsysCOM GmbH
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package cores
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import (
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"fmt"
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"io"
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"os"
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"runtime"
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"runtime/pprof"
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"sync"
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"github.com/cgrates/cgrates/config"
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"github.com/cgrates/cgrates/engine"
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"github.com/cgrates/cgrates/utils"
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)
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func NewCoreService(cfg *config.CGRConfig, caps *engine.Caps, file io.Closer, stopChan chan struct{}) *CoreService {
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var st *engine.CapsStats
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if caps.IsLimited() && cfg.CoreSCfg().CapsStatsInterval != 0 {
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st = engine.NewCapsStats(cfg.CoreSCfg().CapsStatsInterval, caps, stopChan)
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}
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return &CoreService{
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cfg: cfg,
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CapsStats: st,
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file: file,
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}
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}
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type CoreService struct {
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cfg *config.CGRConfig
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CapsStats *engine.CapsStats
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file io.Closer
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fileMx sync.Mutex
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}
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// Shutdown is called to shutdown the service
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func (cS *CoreService) Shutdown() {
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utils.Logger.Info(fmt.Sprintf("<%s> shutdown initialized", utils.CoreS))
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utils.Logger.Info(fmt.Sprintf("<%s> shutdown complete", utils.CoreS))
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return
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}
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// Status returns the status of the engine
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func (cS *CoreService) Status(arg *utils.TenantWithAPIOpts, reply *map[string]interface{}) (err error) {
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memstats := new(runtime.MemStats)
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runtime.ReadMemStats(memstats)
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response := make(map[string]interface{})
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response[utils.NodeID] = cS.cfg.GeneralCfg().NodeID
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response[utils.MemoryUsage] = utils.SizeFmt(float64(memstats.HeapAlloc), "")
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response[utils.ActiveGoroutines] = runtime.NumGoroutine()
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if response[utils.VersionName], err = utils.GetCGRVersion(); err != nil {
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utils.Logger.Err(err.Error())
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err = nil
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}
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response[utils.RunningSince] = utils.GetStartTime()
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response[utils.GoVersion] = runtime.Version()
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*reply = response
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return
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}
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// StartCPUProfiling is used to start CPUProfiling in the given path
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func (cS *CoreService) StartCPUProfiling(argPath string) (err error) {
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cS.fileMx.Lock()
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defer cS.fileMx.Unlock()
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if cS.file != nil {
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return fmt.Errorf("CPU profiling already started")
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}
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if argPath == utils.EmptyString {
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return utils.NewErrMandatoryIeMissing("Path")
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}
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cS.file, err = StartCPUProfiling(argPath)
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return
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}
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// StopCPUProfiling is used to stop CPUProfiling in the given path
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func (cS *CoreService) StopCPUProfiling() (err error) {
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cS.fileMx.Lock()
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defer cS.fileMx.Unlock()
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if cS.file != nil {
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pprof.StopCPUProfile()
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err = cS.file.Close()
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cS.file = nil
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return
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}
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return fmt.Errorf(" cannot stop because CPUProfiling is not active")
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}
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func StartCPUProfiling(path string) (file io.WriteCloser, err error) {
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file, err = os.Create(path)
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if err != nil {
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return nil, fmt.Errorf("could not create CPU profile: %v", err)
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}
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err = pprof.StartCPUProfile(file)
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return
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}
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