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mirror of https://shylinux.com/x/icebergs synced 2025-04-26 01:24:05 +08:00
icebergs/base/cli/system.go
2022-01-09 13:41:40 +08:00

115 lines
2.7 KiB
Go

package cli
import (
"bytes"
"io"
"os"
"os/exec"
ice "shylinux.com/x/icebergs"
"shylinux.com/x/icebergs/base/ctx"
"shylinux.com/x/icebergs/base/mdb"
kit "shylinux.com/x/toolkits"
)
func _system_cmd(m *ice.Message, arg ...string) *exec.Cmd {
cmd := exec.Command(arg[0], arg[1:]...)
// 运行目录
if cmd.Dir = m.Option(CMD_DIR); len(cmd.Dir) > 0 {
m.Log_EXPORT(CMD_DIR, cmd.Dir)
if _, e := os.Stat(cmd.Dir); e != nil && os.IsNotExist(e) {
os.MkdirAll(cmd.Dir, ice.MOD_DIR)
}
}
// 环境变量
env := kit.Simple(m.Optionv(CMD_ENV))
for i := 0; i < len(env)-1; i += 2 {
cmd.Env = append(cmd.Env, kit.Format("%s=%s", env[i], env[i+1]))
}
if len(cmd.Env) > 0 {
m.Log_EXPORT(CMD_ENV, cmd.Env)
}
return cmd
}
func _system_out(m *ice.Message, out string) io.Writer {
if w, ok := m.Optionv(out).(io.Writer); ok {
return w
} else if m.Option(out) == "" {
return nil
} else if f, p, e := kit.Create(m.Option(out)); m.Assert(e) {
m.Log_EXPORT(out, p)
m.Optionv(out, f)
return f
}
return nil
}
func _system_exec(m *ice.Message, cmd *exec.Cmd) {
// 输入流
if r, ok := m.Optionv(CMD_INPUT).(io.Reader); ok {
cmd.Stdin = r
}
// 输出流
if w := _system_out(m, CMD_OUTPUT); w != nil {
cmd.Stdout, cmd.Stderr = w, w
if w := _system_out(m, CMD_ERRPUT); w != nil {
cmd.Stderr = w
}
} else {
out := bytes.NewBuffer(make([]byte, 0, ice.MOD_BUFS))
err := bytes.NewBuffer(make([]byte, 0, ice.MOD_BUFS))
defer func() {
m.Push(CMD_OUT, out.String())
m.Push(CMD_ERR, err.String())
m.Echo(kit.Select(out.String(), err.String()))
}()
cmd.Stdout, cmd.Stderr = out, err
}
// 执行命令
if e := cmd.Run(); !m.Warn(e, ice.ErrNotFound, cmd.Args) {
m.Cost(CODE, cmd.ProcessState.ExitCode(), ctx.ARGS, cmd.Args)
}
m.Push(mdb.TIME, m.Time())
m.Push(CODE, int(cmd.ProcessState.ExitCode()))
}
func IsSuccess(m *ice.Message) bool {
return m.Append(CODE) == "0" || m.Append(CODE) == ""
}
const (
CMD_DIR = "cmd_dir"
CMD_ENV = "cmd_env"
CMD_INPUT = "cmd_input"
CMD_OUTPUT = "cmd_output"
CMD_ERRPUT = "cmd_errput"
CMD_OUT = "cmd_out"
CMD_ERR = "cmd_err"
)
const SYSTEM = "system"
func init() {
Index.Merge(&ice.Context{Configs: map[string]*ice.Config{
SYSTEM: {Name: SYSTEM, Help: "系统命令", Value: kit.Data(mdb.FIELD, "time,id,cmd")},
}, Commands: map[string]*ice.Command{
SYSTEM: {Name: "system cmd run:button", Help: "系统命令", Hand: func(m *ice.Message, c *ice.Context, key string, arg ...string) {
if len(arg) == 0 {
mdb.ListSelect(m, arg...)
return
}
m.Grow(SYSTEM, "", kit.Dict(mdb.TIME, m.Time(), ice.CMD, kit.Join(arg, ice.SP)))
if len(arg) == 1 {
arg = kit.Split(arg[0])
}
_system_exec(m, _system_cmd(m, arg...))
}},
}})
}