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conn_manager.go
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/
conn_manager.go
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package server
import (
"sync"
"github.com/WuKongIM/WuKongIM/pkg/wknet"
wkproto "github.com/WuKongIM/WuKongIMGoProto"
)
type ConnManager struct {
userConnMap map[string][]int64
connMap map[int64]int
sync.RWMutex
s *Server
}
func NewConnManager(s *Server) *ConnManager {
return &ConnManager{
userConnMap: make(map[string][]int64),
connMap: make(map[int64]int),
s: s,
}
}
func (c *ConnManager) AddConn(conn wknet.Conn) {
c.Lock()
defer c.Unlock()
connIDs := c.userConnMap[conn.UID()]
if connIDs == nil {
connIDs = make([]int64, 0, 10)
}
connIDs = append(connIDs, conn.ID())
c.userConnMap[conn.UID()] = connIDs
c.connMap[conn.ID()] = conn.Fd().Fd()
}
func (c *ConnManager) GetConn(id int64) wknet.Conn {
c.RLock()
defer c.RUnlock()
return c.s.dispatch.engine.GetConn(c.connMap[id])
}
func (c *ConnManager) RemoveConn(conn wknet.Conn) {
c.RemoveConnWithID(conn.ID())
}
func (c *ConnManager) RemoveConnWithID(id int64) {
c.Lock()
defer c.Unlock()
conn := c.s.dispatch.engine.GetConn(c.connMap[id])
delete(c.connMap, id)
if conn == nil {
return
}
connIDs := c.userConnMap[conn.UID()]
if len(connIDs) > 0 {
for index, connID := range connIDs {
if connID == conn.ID() {
connIDs = append(connIDs[:index], connIDs[index+1:]...)
c.userConnMap[conn.UID()] = connIDs
}
}
}
}
func (c *ConnManager) GetConnsWithUID(uid string) []wknet.Conn {
c.RLock()
defer c.RUnlock()
connIDs := c.userConnMap[uid]
if len(connIDs) == 0 {
return nil
}
conns := make([]wknet.Conn, 0, len(connIDs))
for _, id := range connIDs {
conn := c.s.dispatch.engine.GetConn(c.connMap[id])
if conn != nil {
conns = append(conns, conn)
}
}
return conns
}
func (c *ConnManager) ExistConnsWithUID(uid string) bool {
c.RLock()
defer c.RUnlock()
return len(c.userConnMap[uid]) > 0
}
func (c *ConnManager) GetConnsWith(uid string, deviceFlag wkproto.DeviceFlag) []wknet.Conn {
conns := c.GetConnsWithUID(uid)
if len(conns) == 0 {
return nil
}
deviceConns := make([]wknet.Conn, 0, len(conns))
for _, conn := range conns {
if conn.DeviceFlag() == deviceFlag.ToUint8() {
deviceConns = append(deviceConns, conn)
}
}
return deviceConns
}
// GetConnCountWith 获取设备的在线数量和用户所有设备的在线数量
func (c *ConnManager) GetConnCountWith(uid string, deviceFlag wkproto.DeviceFlag) (int, int) {
conns := c.GetConnsWithUID(uid)
if len(conns) == 0 {
return 0, 0
}
deviceOnlineCount := 0
for _, conn := range conns {
if wkproto.DeviceFlag(conn.DeviceFlag()) == deviceFlag {
deviceOnlineCount++
}
}
return deviceOnlineCount, len(conns)
}
// GetOnlineConns 传一批uids 返回在线的uids
func (c *ConnManager) GetOnlineConns(uids []string) []wknet.Conn {
if len(uids) == 0 {
return make([]wknet.Conn, 0)
}
c.Lock()
defer c.Unlock()
var onlineConns = make([]wknet.Conn, 0, len(uids))
for _, uid := range uids {
connIDs := c.userConnMap[uid]
for _, connID := range connIDs {
conn := c.s.dispatch.engine.GetConn(c.connMap[connID])
if conn != nil {
onlineConns = append(onlineConns, conn)
}
}
}
return onlineConns
}