forked from x/icebergs
74 lines
2.0 KiB
Go
74 lines
2.0 KiB
Go
package gdb
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import (
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"os"
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"os/signal"
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"path"
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"syscall"
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ice "shylinux.com/x/icebergs"
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"shylinux.com/x/icebergs/base/cli"
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"shylinux.com/x/icebergs/base/mdb"
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kit "shylinux.com/x/toolkits"
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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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m.Cmdy(mdb.INSERT, SIGNAL, "", mdb.HASH, arg)
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signal.Notify(f.s, syscall.Signal(s))
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}
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}
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func _signal_action(m *ice.Message, s int) {
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m.Option(mdb.FIELDS, "time,signal,name,cmd")
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msg := m.Cmd(mdb.SELECT, SIGNAL, "", mdb.HASH, SIGNAL, s)
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msg.Table(func(index int, value map[string]string, head []string) {
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m.Cmdy(kit.Split(value[cli.CMD]))
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})
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}
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func SignalNotify(m *ice.Message, sig int, cb func()) {
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ch := make(chan os.Signal)
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signal.Notify(ch, syscall.Signal(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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const (
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LISTEN = "listen"
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ACTION = "action"
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)
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const SIGNAL = "signal"
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func init() {
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Index.Merge(&ice.Context{
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Configs: map[string]*ice.Config{
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SIGNAL: {Name: SIGNAL, Help: "信号器", Value: kit.Data(
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kit.MDB_PATH, path.Join(ice.VAR_RUN, "ice.pid"), kit.MDB_SHORT, SIGNAL,
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)},
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},
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Commands: map[string]*ice.Command{
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SIGNAL: {Name: "signal signal auto listen", Help: "信号器", Action: map[string]*ice.Action{
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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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ACTION: {Name: "action signal", Help: "触发", Hand: func(m *ice.Message, arg ...string) {
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_signal_action(m, kit.Int(m.Option(SIGNAL)))
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}},
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mdb.REMOVE: {Name: "remove", Help: "删除", Hand: func(m *ice.Message, arg ...string) {
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m.Cmdy(mdb.DELETE, SIGNAL, "", mdb.HASH, SIGNAL, m.Option(SIGNAL))
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}},
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}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
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m.Fields(len(arg), "time,signal,name,cmd")
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m.Cmdy(mdb.SELECT, SIGNAL, "", mdb.HASH, SIGNAL, arg)
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m.PushAction(ACTION, mdb.REMOVE)
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m.Sort(SIGNAL)
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}},
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},
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})
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}
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