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/
anteater.go
149 lines (121 loc) · 2.94 KB
/
anteater.go
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/*
Copyright 2012 Sergey Cherepanov (https://github.com/cheggaaa)
Licensed 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 main
import (
"flag"
"fmt"
"github.com/cheggaaa/Anteater/src/aelog"
"github.com/cheggaaa/Anteater/src/aerpc/rpcserver"
"github.com/cheggaaa/Anteater/src/cnst"
"github.com/cheggaaa/Anteater/src/config"
"github.com/cheggaaa/Anteater/src/http"
"github.com/cheggaaa/Anteater/src/storage"
"log"
ghttp "net/http"
_ "net/http/pprof"
"os"
"os/signal"
"runtime/pprof"
"syscall"
)
const HELP = cnst.SIGN + `
Usage:
-f=/path/to/config/file
-v - print version end exit
-h - show this page
`
var configFile = flag.String("f", "", "Path to your config file")
var isPrintVersion = flag.Bool("v", false, "Print version")
var isPrintHelp = flag.Bool("h", false, "Show help")
var cpuprofile = flag.String("cpuprofile", "", "write cpu profile to file")
var httpprofile = flag.Bool("httpprofile", false, "enable http profiling")
func init() {
flag.Parse()
}
func main() {
defer func() {
/* if r := recover(); r != nil {
fmt.Println("Error!")
fmt.Println(r)
}
*/
}()
if *cpuprofile != "" {
f, err := os.Create(*cpuprofile)
if err != nil {
panic(err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
if *httpprofile {
go func() {
log.Println(ghttp.ListenAndServe(":6060", nil))
}()
}
var err error
if *isPrintVersion {
printVersion()
return
}
if *isPrintHelp {
printHelp()
return
}
// If configFile not specified - show help
if *configFile == "" {
printHelp()
return
}
// Init config
c := &config.Config{}
c.ReadFile(*configFile)
// Init logger
aelog.DefaultLogger, err = aelog.New(c.LogFile, c.LogLevel)
if err != nil {
panic(err)
}
// Init storage
stor := &storage.Storage{}
stor.Init(c)
err = stor.Open()
if err != nil {
panic(err)
}
defer stor.Close()
// init access log is needed
var al *aelog.AntLog
if c.LogAccess != "" {
al, err = aelog.New(c.LogAccess, aelog.LOG_PRINT)
if err != nil {
panic(err)
}
}
// Run server
http.RunServer(stor, al)
// Run rpc server
rpcserver.StartRpcServer(stor)
aelog.Infof("Run working (use %d cpus)", c.CpuNum)
interrupt := make(chan os.Signal, 1)
signal.Notify(interrupt, syscall.SIGKILL, os.Interrupt, syscall.SIGTERM)
sig := <-interrupt
aelog.Infof("Catched signal %v. Stop server", sig)
stor.Dump()
aelog.Infoln("")
}
func printVersion() {
fmt.Println(cnst.SIGN)
}
func printHelp() {
fmt.Println(HELP)
}