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mirror of https://shylinux.com/x/icebergs synced 2025-04-25 17:18:05 +08:00
icebergs/base/cli/daemon.go
2020-06-20 15:15:46 +08:00

79 lines
2.1 KiB
Go

package cli
import (
ice "github.com/shylinux/icebergs"
kit "github.com/shylinux/toolkits"
"fmt"
"os"
"os/exec"
"strings"
)
const (
StatusError = "error"
StatusStart = "start"
StatusClose = "close"
)
func _daemon_show(m *ice.Message, cmd *exec.Cmd, out, err string) {
if f, p, e := kit.Create(out); m.Assert(e) {
m.Log_EXPORT(kit.MDB_META, DAEMON, CMD_STDOUT, p)
cmd.Stdout = f
cmd.Stderr = f
}
if f, p, e := kit.Create(err); m.Assert(e) {
m.Log_EXPORT(kit.MDB_META, DAEMON, CMD_STDERR, p)
cmd.Stderr = f
}
cmd.Env = append(cmd.Env, fmt.Sprintf("PATH=%s", os.Getenv("PATH")))
if e := cmd.Start(); m.Warn(e != nil, "%v start: %s", cmd.Args, e) {
return
}
h := m.Rich(DAEMON, nil, kit.Dict(
kit.MDB_TYPE, "shell", kit.MDB_NAME, cmd.Process.Pid, kit.MDB_TEXT, strings.Join(cmd.Args, " "),
kit.MDB_EXTRA, kit.Dict(
kit.MDB_STATUS, StatusStart,
CMD_STDOUT, out,
CMD_STDERR, err,
),
))
m.Log_EXPORT(kit.MDB_META, DAEMON, kit.MDB_KEY, h, kit.MDB_PID, cmd.Process.Pid)
m.Echo("%d", cmd.Process.Pid)
m.Gos(m, func(m *ice.Message) {
defer m.Cost("%v exit: %v", cmd.Args, 0)
if e := cmd.Wait(); e != nil {
m.Warn(e != nil, "%v wait: %s", cmd.Args, e)
m.Richs(DAEMON, nil, h, func(key string, value map[string]interface{}) {
kit.Value(value, kit.Keys(kit.MDB_EXTRA, kit.MDB_STATUS), StatusError)
kit.Value(value, kit.Keys(kit.MDB_EXTRA, kit.MDB_ERROR), e)
})
} else {
m.Richs(DAEMON, nil, h, func(key string, value map[string]interface{}) {
kit.Value(value, kit.Keys(kit.MDB_EXTRA, kit.MDB_STATUS), StatusClose)
})
}
})
}
func Daemon(m *ice.Message, key string, arg ...string) {
cmd := exec.Command(key, arg...)
_daemon_show(m, cmd, m.Option(CMD_STDOUT), m.Option(CMD_STDERR))
}
func init() {
Index.Merge(&ice.Context{
Configs: map[string]*ice.Config{
DAEMON: {Name: "daemon", Help: "守护进程", Value: kit.Data()},
},
Commands: map[string]*ice.Command{
DAEMON: {Name: "daemon cmd arg...", Help: "守护进程", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
m.Option(CMD_TYPE, DAEMON)
m.Cmdy(SYSTEM, arg)
}},
},
}, nil)
}