forked from x/icebergs
91 lines
2.5 KiB
Go
91 lines
2.5 KiB
Go
package gdb
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import (
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"os"
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"os/signal"
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"runtime"
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"syscall"
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ice "shylinux.com/x/icebergs"
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"shylinux.com/x/icebergs/base/mdb"
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kit "shylinux.com/x/toolkits"
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"shylinux.com/x/toolkits/file"
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)
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func _signal_listen(m *ice.Message, s int, arg ...string) {
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if f, ok := m.Target().Server().(*Frame); ok {
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f.listen(m, s, arg...)
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}
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}
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func _signal_action(m *ice.Message, arg ...string) {
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mdb.HashSelect(m.Spawn(), arg...).Table(func(value ice.Maps) { m.Cmdy(kit.Split(value[ice.CMD])) })
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}
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func _signal_process(m *ice.Message, p string, s os.Signal) {
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if p == "" {
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b, _ := file.ReadFile(ice.Info.PidPath)
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p = string(b)
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if runtime.GOOS == "windows" {
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return
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}
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}
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if p, e := os.FindProcess(kit.Int(kit.Select(kit.Format(os.Getpid()), p))); e == nil {
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p.Signal(s)
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}
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}
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const (
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PID = "pid"
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)
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const (
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DEBUG = "debug"
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ERROR = "error"
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START = "start"
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RESTART = "restart"
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STOP = "stop"
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KILL = "kill"
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)
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const SIGNAL = "signal"
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func init() {
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Index.MergeCommands(ice.Commands{
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SIGNAL: {Name: "signal signal auto listen", Help: "信号量", Actions: ice.MergeActions(ice.Actions{
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ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) {
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if runtime.GOOS == "windows" {
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return
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}
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_signal_listen(m, 2, mdb.NAME, "重启", ice.CMD, "exit 1")
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_signal_listen(m, 3, mdb.NAME, "退出", ice.CMD, "exit 0")
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}},
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LISTEN: {Name: "listen signal name cmd", Help: "监听", Hand: func(m *ice.Message, arg ...string) {
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_signal_listen(m, kit.Int(m.Option(SIGNAL)), arg...)
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}},
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HAPPEN: {Name: "happen signal", Help: "触发", Hand: func(m *ice.Message, arg ...string) {
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_signal_action(m, m.Option(SIGNAL))
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}},
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RESTART: {Name: "restart pid", Help: "重启", Hand: func(m *ice.Message, arg ...string) {
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_signal_process(m, m.Option(PID), syscall.SIGINT)
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}},
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STOP: {Name: "stop pid", Help: "停止", Hand: func(m *ice.Message, arg ...string) {
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_signal_process(m, m.Option(PID), syscall.SIGQUIT)
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}},
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KILL: {Name: "kill pid signal", Help: "结束", Hand: func(m *ice.Message, arg ...string) {
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_signal_process(m, m.Option(PID), syscall.Signal(kit.Int(kit.Select("9", m.Option(SIGNAL)))))
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}},
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}, mdb.HashAction(mdb.SHORT, SIGNAL, mdb.FIELD, "time,signal,name,cmd", mdb.ACTION, HAPPEN)), Hand: func(m *ice.Message, arg ...string) {
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mdb.HashSelect(m, arg...).Sort(SIGNAL)
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}},
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})
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}
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func SignalNotify(m *ice.Message, sig syscall.Signal, cb func()) {
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ch := make(chan os.Signal)
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signal.Notify(ch, sig)
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m.Go(func() {
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for {
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if _, ok := <-ch; ok {
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cb()
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}
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}
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})
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}
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