1
0
forked from x/icebergs
icebergs/base/tcp/server.go
2023-03-23 21:31:12 +08:00

92 lines
2.2 KiB
Go

package tcp
import (
"net"
ice "shylinux.com/x/icebergs"
"shylinux.com/x/icebergs/base/mdb"
kit "shylinux.com/x/toolkits"
"shylinux.com/x/toolkits/logs"
)
func _broad_addr(m *ice.Message, host, port string) *net.UDPAddr {
if addr, e := net.ResolveUDPAddr("udp4", kit.Format("%s:%s", host, port)); !m.Warn(e, ice.ErrNotValid, host, port, logs.FileLineMeta(2)) {
return addr
}
return nil
}
type Listener struct {
m *ice.Message
h string
s *Stat
net.Listener
}
func (l Listener) Accept() (net.Conn, error) {
c, e := l.Listener.Accept()
l.s.nc += 1
return &Conn{m: l.m, s: &Stat{}, Conn: c}, e
}
func (l Listener) Close() error {
l.m.Cmd(mdb.MODIFY, SERVER, "", mdb.HASH, mdb.HASH, l.h, STATUS, CLOSE)
return l.Listener.Close()
}
func _server_udp(m *ice.Message, arg ...string) {
l, e := net.ListenUDP("udp4", _broad_addr(m, "0.0.0.0", m.Option(PORT)))
defer l.Close()
mdb.HashCreate(m, arg, kit.Dict(mdb.TARGET, l), STATUS, kit.Select(ERROR, OPEN, e == nil), ERROR, kit.Format(e))
switch cb := m.OptionCB("").(type) {
case func(*net.UDPConn):
m.Assert(e)
cb(l)
}
}
func _server_listen(m *ice.Message, arg ...string) {
if m.Option("type") == "udp4" {
_server_udp(m, arg...)
return
}
l, e := net.Listen(TCP, m.Option(HOST)+":"+m.Option(PORT))
l = &Listener{m: m, h: mdb.HashCreate(m, arg, kit.Dict(mdb.TARGET, l), STATUS, kit.Select(ERROR, OPEN, e == nil), ERROR, kit.Format(e)), s: &Stat{}, Listener: l}
if e == nil {
defer l.Close()
}
switch cb := m.OptionCB("").(type) {
case func(net.Listener):
m.Assert(e)
cb(l)
case func(net.Conn):
for {
if c, e := l.Accept(); e == nil {
cb(c)
} else {
break
}
}
default:
m.ErrorNotImplement(cb)
}
}
const (
PROTOCOL = "protocol"
HOSTPORT = "hostport"
HOSTNAME = "hostname"
NODENAME = "nodename"
)
const (
LISTEN = "listen"
)
const SERVER = "server"
func init() {
Index.MergeCommands(ice.Commands{
SERVER: {Name: "server hash auto prunes", Help: "服务器", Actions: ice.MergeActions(ice.Actions{
LISTEN: {Name: "listen type name port=9030 host=", Hand: func(m *ice.Message, arg ...string) { _server_listen(m, arg...) }},
}, mdb.StatusHashAction(mdb.FIELD, "time,hash,status,type,name,host,port,error,nconn"), mdb.ClearOnExitHashAction())},
})
}