aboutsummaryrefslogtreecommitdiff
path: root/vendor/github.com/go-macaron/session/redis/redis.go
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/github.com/go-macaron/session/redis/redis.go')
-rw-r--r--vendor/github.com/go-macaron/session/redis/redis.go240
1 files changed, 0 insertions, 240 deletions
diff --git a/vendor/github.com/go-macaron/session/redis/redis.go b/vendor/github.com/go-macaron/session/redis/redis.go
deleted file mode 100644
index 6fe10736..00000000
--- a/vendor/github.com/go-macaron/session/redis/redis.go
+++ /dev/null
@@ -1,240 +0,0 @@
-// Copyright 2013 Beego Authors
-// Copyright 2014 The Macaron Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License"): you may
-// not use this file except in compliance with the License. You may obtain
-// a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-// License for the specific language governing permissions and limitations
-// under the License.
-
-package session
-
-import (
- "fmt"
- "strings"
- "sync"
- "time"
-
- "github.com/Unknwon/com"
- "gopkg.in/ini.v1"
- "gopkg.in/redis.v2"
-
- "github.com/go-macaron/session"
-)
-
-// RedisStore represents a redis session store implementation.
-type RedisStore struct {
- c *redis.Client
- prefix, sid string
- duration time.Duration
- lock sync.RWMutex
- data map[interface{}]interface{}
-}
-
-// NewRedisStore creates and returns a redis session store.
-func NewRedisStore(c *redis.Client, prefix, sid string, dur time.Duration, kv map[interface{}]interface{}) *RedisStore {
- return &RedisStore{
- c: c,
- prefix: prefix,
- sid: sid,
- duration: dur,
- data: kv,
- }
-}
-
-// Set sets value to given key in session.
-func (s *RedisStore) Set(key, val interface{}) error {
- s.lock.Lock()
- defer s.lock.Unlock()
-
- s.data[key] = val
- return nil
-}
-
-// Get gets value by given key in session.
-func (s *RedisStore) Get(key interface{}) interface{} {
- s.lock.RLock()
- defer s.lock.RUnlock()
-
- return s.data[key]
-}
-
-// Delete delete a key from session.
-func (s *RedisStore) Delete(key interface{}) error {
- s.lock.Lock()
- defer s.lock.Unlock()
-
- delete(s.data, key)
- return nil
-}
-
-// ID returns current session ID.
-func (s *RedisStore) ID() string {
- return s.sid
-}
-
-// Release releases resource and save data to provider.
-func (s *RedisStore) Release() error {
- // Skip encoding if the data is empty
- if len(s.data) == 0 {
- return nil
- }
-
- data, err := session.EncodeGob(s.data)
- if err != nil {
- return err
- }
-
- return s.c.SetEx(s.prefix+s.sid, s.duration, string(data)).Err()
-}
-
-// Flush deletes all session data.
-func (s *RedisStore) Flush() error {
- s.lock.Lock()
- defer s.lock.Unlock()
-
- s.data = make(map[interface{}]interface{})
- return nil
-}
-
-// RedisProvider represents a redis session provider implementation.
-type RedisProvider struct {
- c *redis.Client
- duration time.Duration
- prefix string
-}
-
-// Init initializes redis session provider.
-// configs: network=tcp,addr=:6379,password=macaron,db=0,pool_size=100,idle_timeout=180,prefix=session;
-func (p *RedisProvider) Init(maxlifetime int64, configs string) (err error) {
- p.duration, err = time.ParseDuration(fmt.Sprintf("%ds", maxlifetime))
- if err != nil {
- return err
- }
-
- cfg, err := ini.Load([]byte(strings.Replace(configs, ",", "\n", -1)))
- if err != nil {
- return err
- }
-
- opt := &redis.Options{
- Network: "tcp",
- }
- for k, v := range cfg.Section("").KeysHash() {
- switch k {
- case "network":
- opt.Network = v
- case "addr":
- opt.Addr = v
- case "password":
- opt.Password = v
- case "db":
- opt.DB = com.StrTo(v).MustInt64()
- case "pool_size":
- opt.PoolSize = com.StrTo(v).MustInt()
- case "idle_timeout":
- opt.IdleTimeout, err = time.ParseDuration(v + "s")
- if err != nil {
- return fmt.Errorf("error parsing idle timeout: %v", err)
- }
- case "prefix":
- p.prefix = v
- default:
- return fmt.Errorf("session/redis: unsupported option '%s'", k)
- }
- }
-
- p.c = redis.NewClient(opt)
- return p.c.Ping().Err()
-}
-
-// Read returns raw session store by session ID.
-func (p *RedisProvider) Read(sid string) (session.RawStore, error) {
- psid := p.prefix + sid
- if !p.Exist(sid) {
- if err := p.c.Set(psid, "").Err(); err != nil {
- return nil, err
- }
- }
-
- var kv map[interface{}]interface{}
- kvs, err := p.c.Get(psid).Result()
- if err != nil {
- return nil, err
- }
- if len(kvs) == 0 {
- kv = make(map[interface{}]interface{})
- } else {
- kv, err = session.DecodeGob([]byte(kvs))
- if err != nil {
- return nil, err
- }
- }
-
- return NewRedisStore(p.c, p.prefix, sid, p.duration, kv), nil
-}
-
-// Exist returns true if session with given ID exists.
-func (p *RedisProvider) Exist(sid string) bool {
- has, err := p.c.Exists(p.prefix + sid).Result()
- return err == nil && has
-}
-
-// Destory deletes a session by session ID.
-func (p *RedisProvider) Destory(sid string) error {
- return p.c.Del(p.prefix + sid).Err()
-}
-
-// Regenerate regenerates a session store from old session ID to new one.
-func (p *RedisProvider) Regenerate(oldsid, sid string) (_ session.RawStore, err error) {
- poldsid := p.prefix + oldsid
- psid := p.prefix + sid
-
- if p.Exist(sid) {
- return nil, fmt.Errorf("new sid '%s' already exists", sid)
- } else if !p.Exist(oldsid) {
- // Make a fake old session.
- if err = p.c.SetEx(poldsid, p.duration, "").Err(); err != nil {
- return nil, err
- }
- }
-
- if err = p.c.Rename(poldsid, psid).Err(); err != nil {
- return nil, err
- }
-
- var kv map[interface{}]interface{}
- kvs, err := p.c.Get(psid).Result()
- if err != nil {
- return nil, err
- }
-
- if len(kvs) == 0 {
- kv = make(map[interface{}]interface{})
- } else {
- kv, err = session.DecodeGob([]byte(kvs))
- if err != nil {
- return nil, err
- }
- }
-
- return NewRedisStore(p.c, p.prefix, sid, p.duration, kv), nil
-}
-
-// Count counts and returns number of sessions.
-func (p *RedisProvider) Count() int {
- return int(p.c.DbSize().Val())
-}
-
-// GC calls GC to clean expired sessions.
-func (_ *RedisProvider) GC() {}
-
-func init() {
- session.Register("redis", &RedisProvider{})
-}