1
0
forked from x/icebergs
icebergs/core/code/xterm.go
2022-07-24 19:57:11 +08:00

117 lines
3.8 KiB
Go

package code
import (
"encoding/base64"
"os"
"os/exec"
"strings"
"sync"
"time"
pty "shylinux.com/x/creackpty"
ice "shylinux.com/x/icebergs"
"shylinux.com/x/icebergs/base/ctx"
"shylinux.com/x/icebergs/base/mdb"
kit "shylinux.com/x/toolkits"
)
const XTERM = "xterm"
func init() {
cache := sync.Map{}
add := func(m *ice.Message, key string) string {
cmd := exec.Command(kit.Select("/bin/sh", m.Option(mdb.TYPE)))
cmd.Env = append(os.Environ(), "TERM=xterm")
tty, err := pty.Start(cmd)
m.Assert(err)
cache.Store(key, tty)
m.Go(func() {
defer m.Cmd(m.PrefixKey(), mdb.PRUNES)
defer cache.Delete(key)
buf := make([]byte, ice.MOD_BUFS)
for {
if n, e := tty.Read(buf); !m.Warn(e) {
m.Option(mdb.HASH, key)
m.Optionv(ice.MSG_OPTS, kit.Simple(mdb.HASH))
m.Option(ice.MSG_DAEMON, m.Conf(m.PrefixKey(), kit.Keys(mdb.HASH, key, mdb.META, mdb.TEXT)))
m.PushNoticeGrow(kit.Format(kit.Dict(mdb.TYPE, "data", mdb.TEXT, base64.StdEncoding.EncodeToString(buf[:n]))))
} else {
break
}
}
m.PushNoticeGrow(kit.Format(kit.Dict(mdb.TYPE, "exit")))
})
return key
}
get := func(m *ice.Message, key string) *os.File {
if w, ok := cache.Load(key); ok {
if w, ok := w.(*os.File); ok {
return w
}
}
add(m, key)
if w, ok := cache.Load(key); ok {
if w, ok := w.(*os.File); ok {
return w
}
}
return nil
}
Index.MergeCommands(ice.Commands{
XTERM: {Name: "xterm hash id auto", Help: "终端", Actions: ice.MergeAction(ice.Actions{
mdb.INPUTS: {Name: "inputs", Help: "补全", Hand: func(m *ice.Message, arg ...string) {
if mdb.HashInputs(m, arg); arg[0] == mdb.TYPE {
m.Push(mdb.TYPE, "/usr/bin/python")
m.Push(mdb.TYPE, "/usr/bin/node")
m.Push(mdb.TYPE, "/bin/bash")
m.Push(mdb.TYPE, "/bin/sh")
}
}},
mdb.CREATE: {Name: "create type name", Help: "创建", Hand: func(m *ice.Message, arg ...string) {
if m.Option(mdb.TEXT, m.Option(ice.MSG_DAEMON)) != "" {
m.Echo(add(m, mdb.HashCreate(m, m.OptionSimple("type,name,text")).Result()))
}
}},
mdb.REMOVE: {Name: "remove", Help: "删除", Hand: func(m *ice.Message, arg ...string) {
if w, ok := cache.Load(m.Option(mdb.HASH)); ok {
if w, ok := w.(*os.File); ok {
w.Close()
}
cache.Delete(m.Option(mdb.HASH))
}
mdb.HashRemove(m, m.OptionSimple(mdb.HASH))
}},
mdb.MODIFY: {Name: "modify", Help: "编辑", Hand: func(m *ice.Message, arg ...string) {
mdb.HashModify(m, m.OptionSimple(mdb.HASH), arg)
}},
mdb.PRUNES: {Name: "prunes", Help: "清理", Hand: func(m *ice.Message, arg ...string) {
mdb.HashSelect(m).Tables(func(value ice.Maps) {
if _, ok := cache.Load(value[mdb.HASH]); !ok || kit.Time(m.Time())-kit.Time(value[mdb.TIME]) > int64(time.Hour) {
m.Cmd(m.PrefixKey(), mdb.REMOVE, kit.Dict(value))
}
})
}},
"resize": {Name: "resize", Help: "大小", Hand: func(m *ice.Message, arg ...string) {
pty.Setsize(get(m, m.Option(mdb.HASH)), &pty.Winsize{Rows: uint16(kit.Int(m.Option("rows"))), Cols: uint16(kit.Int(m.Option("cols")))})
}},
"rename": {Name: "rename", Help: "重命名", Hand: func(m *ice.Message, arg ...string) {
mdb.HashModify(m, m.OptionSimple(mdb.HASH), arg)
}},
"select": {Name: "select", Help: "连接", Hand: func(m *ice.Message, arg ...string) {
mdb.HashModify(m, m.OptionSimple(mdb.HASH), mdb.TEXT, m.Option(ice.MSG_DAEMON))
m.Cmd(m.PrefixKey(), "input", arg)
}},
"input": {Name: "input", Help: "输入", Hand: func(m *ice.Message, arg ...string) {
mdb.HashModify(m, m.OptionSimple(mdb.HASH), mdb.TIME, m.Time())
get(m, m.Option(mdb.HASH)).Write([]byte(strings.Join(arg, "")))
}},
}, mdb.HashAction(mdb.FIELD, "time,hash,type,name,text,extra"), ctx.CmdAction()), Hand: func(m *ice.Message, arg ...string) {
mdb.HashSelect(m, kit.Slice(arg, 0, 1)...)
m.DisplayLocal("")
}},
})
}