support gogc config fix #61

README.md

@@ -110,6 +110,9 @@ build_tags: ""
 # Whether to prohibit automatic operation
 disable_run: false
 
+# use GOGC on build
+build_go_gc: false
+
 # log level, support debug, info, warn, error, fatal
 log_level: "debug"
 ```

README_ZH_CN.md

@@ -94,6 +94,12 @@ build_tags: ""
 # 是否禁止自动运行
 disable_run: false
 
+# 编译时使用GOGC，false强制不使用，true根据环境变量配置来，默认使用
+build_go_gc: false
+
+# 日志级别, 支持 debug, info, warn, error, fatal
+log_level: "debug"
+
 ```
 
 ## 微信公众号

config.go

@@ -1,4 +1,4 @@
 package main
 
 import (
 	"io/ioutil"
@@ -25,6 +25,8 @@
 	CmdArgs []string `yaml:"cmd_args"`
 	// Additional parameters during build
 	BuildArgs []string `yaml:"build_args"`
+	// use GOGC on build
+	BuildGOGC bool `yaml:"build_go_gc"`
 	// Environment variables added when running the application
 	Envs []string `yaml:"envs"`
 	// Specify whether the files in the vendor directory are also watched

gowatch.go

@@ -12,7 +12,6 @@
 	"time"
 
 	"github.com/fsnotify/fsnotify"
-	"github.com/mitchellh/go-ps"
 	"github.com/silenceper/log"
 )
 
@@ -152,7 +151,12 @@
 	args = append(args, files...)
 
 	bcmd := exec.Command(cmdName, args...)
-	bcmd.Env = append(os.Environ(), "GOGC=off")
+	bcmd.Env = os.Environ()
+	if !cfg.BuildGOGC {
+		bcmd.Env = append(bcmd.Env, "GOGC=off")
+	} else {
+		bcmd.Env = append(bcmd.Env, "GOGC=on")
+	}
 	bcmd.Stdout = os.Stdout
 	bcmd.Stderr = os.Stderr
 	log.Infof("Build Args: %s %s", cmdName, strings.Join(args, " "))
@@ -243,7 +247,7 @@
 // implement pstree based on the cross-platform ps utility in go, go-ps
 func psTree(rootPid int) (res []int, err error) {
 	pidOfInterest := map[int]struct{}{rootPid: {}}
 	pss, err := ps.Processes()
 	if err != nil {
 		fmt.Println("ERROR: ", err)
 		return
@@ -260,7 +264,7 @@
 
 	for _, ps := range pss {
 		ppid := ps.PPid()
 		if _, exists := pidOfInterest[ppid]; exists {
 			pidOfInterest[ps.Pid()] = struct{}{}
 		}
 	}

main.go

@@ -96,6 +96,9 @@ build_tags: ""
 # Whether to prohibit automatic operation
 disable_run: false
 
+# use GOGC on build
+build_go_gc: false
+
 # log level, support debug, info, warn, error, fatal
 log_level: "debug"
 `