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fix #241#192
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parent
57165f2fb5
commit
060631e952
@ -39,10 +39,10 @@ Then in you web app init the global session manager
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go globalSessions.GC()
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}
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* Use **Redis** as provider, the last param is the Redis conn address:
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* Use **Redis** as provider, the last param is the Redis conn address,poolsize,password:
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func init() {
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globalSessions, _ = session.NewManager("redis", "gosessionid", 3600, "127.0.0.1:6379")
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globalSessions, _ = session.NewManager("redis", "gosessionid", 3600, "127.0.0.1:6379,100,astaxie")
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go globalSessions.GC()
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}
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@ -1,13 +1,14 @@
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package session
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import (
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"fmt"
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"github.com/garyburd/redigo/redis"
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"strconv"
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"strings"
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)
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var redispder = &RedisProvider{}
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var MAX_POOL_SIZE = 20
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var MAX_POOL_SIZE = 100
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var redisPool chan redis.Conn
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@ -52,72 +53,73 @@ func (rs *RedisSessionStore) SessionRelease() {
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type RedisProvider struct {
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maxlifetime int64
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savePath string
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poolsize int
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password string
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poollist *redis.Pool
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}
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func (rp *RedisProvider) connectInit() redis.Conn {
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/*c, err := redis.Dial("tcp", rp.savePath)
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if err != nil {
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return nil
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}
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return c*/
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//if redisPool == nil {
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redisPool = make(chan redis.Conn, MAX_POOL_SIZE)
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//}
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if len(redisPool) == 0 {
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go func() {
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for i := 0; i < MAX_POOL_SIZE/2; i++ {
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c, err := redis.Dial("tcp", rp.savePath)
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if err != nil {
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fmt.Println(err)
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return
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}
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putRedis(c)
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}
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}()
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}
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return <-redisPool
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}
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func putRedis(conn redis.Conn) {
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if redisPool == nil {
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redisPool = make(chan redis.Conn, MAX_POOL_SIZE)
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}
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if len(redisPool) >= MAX_POOL_SIZE {
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conn.Close()
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return
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}
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redisPool <- conn
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}
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//savepath like redisserveraddr,poolsize,password
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//127.0.0.1:6379,100,astaxie
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func (rp *RedisProvider) SessionInit(maxlifetime int64, savePath string) error {
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rp.maxlifetime = maxlifetime
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rp.savePath = savePath
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configs := strings.Split(savePath, ",")
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if len(configs) > 0 {
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rp.savePath = configs[0]
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}
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if len(configs) > 1 {
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poolsize, err := strconv.Atoi(configs[1])
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if err != nil || poolsize <= 0 {
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rp.poolsize = MAX_POOL_SIZE
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} else {
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rp.poolsize = poolsize
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}
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} else {
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rp.poolsize = MAX_POOL_SIZE
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}
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if len(configs) > 2 {
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rp.password = configs[2]
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}
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rp.poollist = redis.NewPool(func() (redis.Conn, error) {
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c, err := redis.Dial("tcp", rp.savePath)
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if err != nil {
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return nil, err
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}
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if rp.password != "" {
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if _, err := c.Do("AUTH", rp.password); err != nil {
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c.Close()
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return nil, err
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}
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}
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return c, err
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}, rp.poolsize)
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return nil
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}
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func (rp *RedisProvider) SessionRead(sid string) (SessionStore, error) {
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c := rp.connectInit()
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c := rp.poollist.Get()
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//if str, err := redis.String(c.Do("GET", sid)); err != nil || str == "" {
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if str, err := redis.String(c.Do("HGET", sid, sid)); err != nil || str == "" {
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//c.Do("SET", sid, sid, rp.maxlifetime)
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c.Do("HSET", sid, sid, rp.maxlifetime)
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}
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c.Do("EXPIRE", sid, rp.maxlifetime)
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rs := &RedisSessionStore{c: c, sid: sid}
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return rs, nil
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}
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func (rp *RedisProvider) SessionRegenerate(oldsid, sid string) (SessionStore, error) {
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c := rp.connectInit()
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c := rp.poollist.Get()
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if str, err := redis.String(c.Do("HGET", oldsid, oldsid)); err != nil || str == "" {
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c.Do("HSET", oldsid, oldsid, rp.maxlifetime)
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}
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c.Do("RENAME", oldsid, sid)
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c.Do("EXPIRE", sid, rp.maxlifetime)
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rs := &RedisSessionStore{c: c, sid: sid}
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return rs, nil
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}
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func (rp *RedisProvider) SessionDestroy(sid string) error {
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c := rp.connectInit()
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c := rp.poollist.Get()
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c.Do("DEL", sid)
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return nil
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}
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