1
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forked from x/icebergs
icebergs/base/web/space.go
2020-09-23 20:49:04 +08:00

280 lines
9.5 KiB
Go

package web
import (
"github.com/gorilla/websocket"
ice "github.com/shylinux/icebergs"
aaa "github.com/shylinux/icebergs/base/aaa"
"github.com/shylinux/icebergs/base/cli"
"github.com/shylinux/icebergs/base/mdb"
kit "github.com/shylinux/toolkits"
"github.com/shylinux/toolkits/task"
"math/rand"
"net"
"net/url"
"os"
"strings"
"time"
)
func _space_list(m *ice.Message, space string) {
if space == "" {
m.Richs(SPACE, nil, kit.MDB_FOREACH, func(key string, value map[string]interface{}) {
m.Push(key, value, []string{kit.MDB_TIME, kit.MDB_TYPE, kit.MDB_NAME, kit.MDB_TEXT})
m.PushRender(kit.MDB_LINK, "a", kit.Format(value[kit.MDB_NAME]), kit.MergeURL(m.Option(ice.MSG_USERWEB), "pod", kit.Keys(m.Option("pod"), value[kit.MDB_NAME])))
})
m.Sort(kit.MDB_NAME)
return
}
m.Richs(SPACE, nil, space, func(key string, value map[string]interface{}) {
m.Push("detail", value)
m.Push(kit.MDB_KEY, kit.MDB_LINK)
m.PushRender(kit.MDB_VALUE, "a", kit.MergeURL(m.Option(ice.MSG_USERWEB), "pod", kit.Keys(m.Option("pod"), value[kit.MDB_NAME])))
})
}
func _space_dial(m *ice.Message, dev, name string, arg ...string) {
m.Richs(SPIDE, nil, dev, func(key string, value map[string]interface{}) {
client := kit.Value(value, "client").(map[string]interface{})
redial := m.Confm(SPACE, "meta.redial")
web := m.Target().Server().(*Frame)
host := kit.Format(client["hostname"])
proto := kit.Select("ws", "wss", client["protocol"] == "https")
uri := kit.MergeURL(proto+"://"+host+"/space/", "name", name, "type", cli.NodeType, "share", os.Getenv("ctx_share"), "river", os.Getenv("ctx_river"))
if u, e := url.Parse(uri); m.Assert(e) {
task.Put(dev, func(task *task.Task) error {
for i := 0; i < kit.Int(redial["c"]); i++ {
if s, e := net.Dial("tcp", host); !m.Warn(e != nil, "%s", e) {
if s, _, e := websocket.NewClient(s, u, nil, kit.Int(redial["r"]), kit.Int(redial["w"])); !m.Warn(e != nil, "%s", e) {
// 连接成功
m.Rich(SPACE, nil, kit.Dict("socket", s,
kit.MDB_TYPE, MASTER, kit.MDB_NAME, dev, kit.MDB_TEXT, host,
))
m.Log_CREATE("space", dev, "retry", i, "uri", uri)
m = m.Spawns()
if i = 0; _space_handle(m, true, web.send, s, dev) {
// 连接关闭
break
}
}
}
// 断线重连
sleep := time.Duration(rand.Intn(kit.Int(redial["a"])*i+2)+kit.Int(redial["b"])) * time.Millisecond
m.Cost("order: %d sleep: %s reconnect: %s", i, sleep, u)
time.Sleep(sleep)
}
return nil
})
}
})
}
func _space_send(m *ice.Message, space string, arg ...string) {
target := strings.Split(space, ".")
frame := m.Target().Server().(*Frame)
m.Warn(m.Richs(SPACE, nil, target[0], func(key string, value map[string]interface{}) {
if socket, ok := value["socket"].(*websocket.Conn); !m.Warn(!ok, "socket err") {
// 复制选项
for _, k := range kit.Simple(m.Optionv("_option")) {
switch k {
case "detail", "cmds", ice.MSG_SESSID:
default:
m.Optionv(k, m.Optionv(k))
}
}
m.Optionv("_option", m.Optionv("_option"))
m.Optionv("option", nil)
// 构造路由
id := kit.Format(m.Target().ID())
frame.send[id] = m
// 下发命令
m.Set(ice.MSG_DETAIL, arg...)
_space_echo(m, []string{id}, target[1:], socket, target[0])
m.Option("timeout", m.Conf(SPACE, "meta.timeout.c"))
m.Call(m.Option("_async") == "", func(res *ice.Message) *ice.Message {
if delete(frame.send, id); res != nil && m != nil {
// 返回结果
return m.Cost("[%v]->%v %v %v", id, target, arg, m.Copy(res).Format("append"))
}
return nil
})
}
}) == nil, ice.ErrNotFound, space)
}
func _space_echo(msg *ice.Message, source, target []string, c *websocket.Conn, name string) {
msg.Optionv(ice.MSG_SOURCE, source)
msg.Optionv(ice.MSG_TARGET, target)
e := c.WriteMessage(1, []byte(msg.Format("meta")))
msg.Assert(e)
target = append([]string{name}, target...)
msg.Log("send", "%v->%v %v %v", source, target, msg.Detailv(), msg.Format("meta"))
}
func _space_exec(msg *ice.Message, source, target []string, c *websocket.Conn, name string) {
if !msg.Warn(!msg.Right(msg.Detailv()), ice.ErrNotAuth) {
msg = msg.Cmd()
}
msg.Set("_option")
_space_echo(msg, []string{}, kit.Revert(source)[1:], c, name)
msg.Cost("%v->%v %v %v", source, target, msg.Detailv(), msg.Format("append"))
}
func _space_handle(m *ice.Message, safe bool, send map[string]*ice.Message, c *websocket.Conn, name string) bool {
for running := true; running; {
if t, b, e := c.ReadMessage(); m.Warn(e != nil, "space recv %d msg %v", t, e) {
// 解析失败
break
} else {
socket, msg := c, m.Spawns(b)
target := kit.Simple(msg.Optionv(ice.MSG_TARGET))
source := kit.Simple(msg.Optionv(ice.MSG_SOURCE), name)
msg.Log("recv", "%v<-%v %s %v", target, source, msg.Detailv(), msg.Format("meta"))
if len(target) == 0 {
if msg.Option(ice.MSG_USERROLE, aaa.UserRole(msg, msg.Option(ice.MSG_USERNAME))) == aaa.VOID {
role := msg.Cmdx(SPIDE, SPIDE_DEV, SPIDE_MSG, SPIDE_GET, "/chat/header", "cmds", aaa.USERROLE, "who", msg.Option(ice.MSG_USERNAME))
msg.Option(ice.MSG_USERROLE, kit.Select(role, aaa.TECH, role == aaa.ROOT))
}
msg.Log_AUTH(aaa.USERROLE, msg.Option(ice.MSG_USERROLE), aaa.USERNAME, msg.Option(ice.MSG_USERNAME))
if msg.Optionv(ice.MSG_HANDLE, "true"); !msg.Warn(!safe, ice.ErrNotAuth) {
// 本地执行
msg.Option("_dev", name)
task.Put(nil, func(task *task.Task) error {
_space_exec(msg, source, target, c, name)
return nil
})
continue
}
} else if msg.Richs(SPACE, nil, target[0], func(key string, value map[string]interface{}) {
// 查询节点
if s, ok := value["socket"].(*websocket.Conn); ok {
socket, source, target = s, source, target[1:]
} else {
socket, source, target = s, source, target[1:]
}
}) != nil {
// 转发报文
} else if res, ok := send[msg.Option(ice.MSG_TARGET)]; len(target) == 1 && ok {
// 接收响应
res.Back(msg)
continue
} else if msg.Warn(msg.Option("_handle") == "true", "space miss") {
// 回复失败
continue
} else {
// 下发失败
msg.Warn(true, "space error")
source, target = []string{}, kit.Revert(source)[1:]
continue
}
_space_echo(msg, source, target, socket, name)
}
}
return false
}
func _space_search(m *ice.Message, kind, name, text string, arg ...string) {
m.Richs(SPACE, nil, kit.Select(kit.MDB_FOREACH, name), func(key string, value map[string]interface{}) {
if name != "" && name != value[kit.MDB_NAME] && !strings.Contains(kit.Format(value[kit.MDB_TEXT]), name) {
return
}
m.Push("pod", m.Option("pod"))
m.Push("ctx", "web")
m.Push("cmd", SPACE)
m.Push(key, value, []string{kit.MDB_TIME})
m.Push(kit.MDB_SIZE, kit.FmtSize(int64(len(kit.Format(value[kit.MDB_TEXT])))))
m.Push(key, value, []string{kit.MDB_TYPE, kit.MDB_NAME, kit.MDB_TEXT})
})
}
const (
MASTER = "master"
MYSELF = "myself"
BETTER = "better"
CHROME = "chrome"
SERVER = "server"
WORKER = "worker"
)
const (
SPACE_START = "space.start"
SPACE_CLOSE = "space.close"
)
const SPACE = "space"
func init() {
Index.Merge(&ice.Context{
Configs: map[string]*ice.Config{
SPACE: {Name: SPACE, Help: "空间站", Value: kit.Data(kit.MDB_SHORT, kit.MDB_NAME,
"redial", kit.Dict("a", 3000, "b", 1000, "c", 1000, "r", 4096, "w", 4096),
"timeout", kit.Dict("c", "180s"),
)},
},
Commands: map[string]*ice.Command{
SPACE: {Name: "space name cmd auto", Help: "空间站", Action: map[string]*ice.Action{
"connect": {Name: "connect [dev [name]]", Help: "连接", Hand: func(m *ice.Message, arg ...string) {
_space_dial(m, kit.Select("dev", arg, 0), kit.Select(cli.NodeName, arg, 2))
}},
mdb.SEARCH: {Name: "search type name text", Help: "搜索", Hand: func(m *ice.Message, arg ...string) {
_space_search(m, arg[0], arg[1], arg[2], arg[3:]...)
}},
}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
if len(arg) < 2 {
_space_list(m, kit.Select("", arg, 0))
return
}
if arg[0] == "" || arg[0] == MYSELF {
// 本地命令
m.Cmdy(arg[1:])
return
}
_space_send(m, arg[0], arg[1:]...)
}},
"/space/": {Name: "/space/ type name", Help: "空间站", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
if s, e := websocket.Upgrade(m.W, m.R, nil, m.Confi(SPACE, "meta.buffer.r"), m.Confi(SPACE, "meta.buffer.w")); m.Assert(e) {
name := m.Option(kit.MDB_NAME, strings.Replace(kit.Select(m.Option(ice.MSG_USERADDR), m.Option(kit.MDB_NAME)), ".", "_", -1))
kind := kit.Select(WORKER, m.Option(kit.MDB_TYPE))
share := m.Option("share")
river := m.Option("river")
// 添加节点
h := m.Rich(SPACE, nil, kit.Dict("socket", s, "share", share, "river", river,
kit.MDB_TYPE, kind, kit.MDB_NAME, name, kit.MDB_TEXT, s.RemoteAddr().String(),
))
m.Log_CREATE(SPACE, name)
task.Put(name, func(task *task.Task) error {
// 监听消息
switch kind {
case WORKER:
m.Event(DREAM_START, name)
defer m.Event(DREAM_STOP, name)
default:
m.Event(SPACE_START, "type", kind, "name", name, "share", share, "river", river)
defer m.Event(SPACE_CLOSE, "type", kind, "name", name, "share", share, "river", river)
}
frame := m.Target().Server().(*Frame)
_space_handle(m, false, frame.send, s, name)
m.Log(ice.LOG_CLOSE, "%s: %s", name, kit.Format(m.Confv(SPACE, kit.Keys(kit.MDB_HASH, h))))
m.Confv(SPACE, kit.Keys(kit.MDB_HASH, h), "")
return nil
})
}
}},
}}, nil)
}