mirror of
https://github.com/astaxie/beego.git
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Merge pull request #490 from fuxiaohei/develop
add comments for session and toolbox package
This commit is contained in:
commit
74804bc586
@ -11,12 +11,15 @@ import (
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var cookiepder = &CookieProvider{}
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// Cookie SessionStore
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type CookieSessionStore struct {
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sid string
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values map[interface{}]interface{} //session data
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values map[interface{}]interface{} // session data
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lock sync.RWMutex
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}
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// Set value to cookie session.
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// the value are encoded as gob with hash block string.
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func (st *CookieSessionStore) Set(key, value interface{}) error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -24,6 +27,7 @@ func (st *CookieSessionStore) Set(key, value interface{}) error {
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return nil
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}
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// Get value from cookie session
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func (st *CookieSessionStore) Get(key interface{}) interface{} {
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st.lock.RLock()
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defer st.lock.RUnlock()
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@ -35,6 +39,7 @@ func (st *CookieSessionStore) Get(key interface{}) interface{} {
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return nil
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}
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// Delete value in cookie session
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func (st *CookieSessionStore) Delete(key interface{}) error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -42,6 +47,7 @@ func (st *CookieSessionStore) Delete(key interface{}) error {
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return nil
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}
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// Clean all values in cookie session
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func (st *CookieSessionStore) Flush() error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -49,10 +55,12 @@ func (st *CookieSessionStore) Flush() error {
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return nil
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}
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// Return id of this cookie session
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func (st *CookieSessionStore) SessionID() string {
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return st.sid
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}
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// Write cookie session to http response cookie
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func (st *CookieSessionStore) SessionRelease(w http.ResponseWriter) {
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str, err := encodeCookie(cookiepder.block,
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cookiepder.config.SecurityKey,
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@ -79,12 +87,21 @@ type cookieConfig struct {
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Maxage int `json:"maxage"`
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}
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// Cookie session provider
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type CookieProvider struct {
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maxlifetime int64
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config *cookieConfig
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block cipher.Block
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}
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// Init cookie session provider with max lifetime and config json.
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// maxlifetime is ignored.
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// json config:
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// securityKey - hash string
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// blockKey - gob encode hash string. it's saved as aes crypto.
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// securityName - recognized name in encoded cookie string
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// cookieName - cookie name
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// maxage - cookie max life time.
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func (pder *CookieProvider) SessionInit(maxlifetime int64, config string) error {
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pder.config = &cookieConfig{}
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err := json.Unmarshal([]byte(config), pder.config)
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@ -104,6 +121,8 @@ func (pder *CookieProvider) SessionInit(maxlifetime int64, config string) error
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return nil
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}
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// Get SessionStore in cooke.
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// decode cooke string to map and put into SessionStore with sid.
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func (pder *CookieProvider) SessionRead(sid string) (SessionStore, error) {
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maps, _ := decodeCookie(pder.block,
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pder.config.SecurityKey,
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@ -116,26 +135,32 @@ func (pder *CookieProvider) SessionRead(sid string) (SessionStore, error) {
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return rs, nil
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}
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// Cookie session is always existed
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func (pder *CookieProvider) SessionExist(sid string) bool {
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return true
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}
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// Implement method, no used.
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func (pder *CookieProvider) SessionRegenerate(oldsid, sid string) (SessionStore, error) {
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return nil, nil
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}
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// Implement method, no used.
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func (pder *CookieProvider) SessionDestroy(sid string) error {
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return nil
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}
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// Implement method, no used.
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func (pder *CookieProvider) SessionGC() {
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return
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}
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// Implement method, return 0.
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func (pder *CookieProvider) SessionAll() int {
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return 0
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}
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// Implement method, no used.
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func (pder *CookieProvider) SessionUpdate(sid string) error {
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return nil
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}
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@ -18,6 +18,7 @@ var (
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gcmaxlifetime int64
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)
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// File session store
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type FileSessionStore struct {
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f *os.File
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sid string
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@ -25,6 +26,7 @@ type FileSessionStore struct {
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values map[interface{}]interface{}
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}
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// Set value to file session
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func (fs *FileSessionStore) Set(key, value interface{}) error {
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fs.lock.Lock()
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defer fs.lock.Unlock()
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@ -32,6 +34,7 @@ func (fs *FileSessionStore) Set(key, value interface{}) error {
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return nil
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}
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// Get value from file session
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func (fs *FileSessionStore) Get(key interface{}) interface{} {
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fs.lock.RLock()
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defer fs.lock.RUnlock()
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@ -43,6 +46,7 @@ func (fs *FileSessionStore) Get(key interface{}) interface{} {
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return nil
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}
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// Delete value in file session by given key
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func (fs *FileSessionStore) Delete(key interface{}) error {
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fs.lock.Lock()
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defer fs.lock.Unlock()
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@ -50,6 +54,7 @@ func (fs *FileSessionStore) Delete(key interface{}) error {
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return nil
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}
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// Clean all values in file session
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func (fs *FileSessionStore) Flush() error {
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fs.lock.Lock()
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defer fs.lock.Unlock()
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@ -57,10 +62,12 @@ func (fs *FileSessionStore) Flush() error {
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return nil
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}
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// Get file session store id
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func (fs *FileSessionStore) SessionID() string {
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return fs.sid
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}
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// Write file session to local file with Gob string
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func (fs *FileSessionStore) SessionRelease(w http.ResponseWriter) {
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defer fs.f.Close()
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b, err := encodeGob(fs.values)
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@ -72,17 +79,23 @@ func (fs *FileSessionStore) SessionRelease(w http.ResponseWriter) {
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fs.f.Write(b)
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}
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// File session provider
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type FileProvider struct {
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maxlifetime int64
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savePath string
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}
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// Init file session provider.
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// savePath sets the session files path.
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func (fp *FileProvider) SessionInit(maxlifetime int64, savePath string) error {
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fp.maxlifetime = maxlifetime
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fp.savePath = savePath
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return nil
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}
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// Read file session by sid.
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// if file is not exist, create it.
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// the file path is generated from sid string.
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func (fp *FileProvider) SessionRead(sid string) (SessionStore, error) {
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err := os.MkdirAll(path.Join(fp.savePath, string(sid[0]), string(sid[1])), 0777)
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if err != nil {
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@ -117,6 +130,8 @@ func (fp *FileProvider) SessionRead(sid string) (SessionStore, error) {
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return ss, nil
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}
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// Check file session exist.
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// it checkes the file named from sid exist or not.
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func (fp *FileProvider) SessionExist(sid string) bool {
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_, err := os.Stat(path.Join(fp.savePath, string(sid[0]), string(sid[1]), sid))
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if err == nil {
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@ -126,16 +141,20 @@ func (fp *FileProvider) SessionExist(sid string) bool {
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}
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}
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// Remove all files in this save path
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func (fp *FileProvider) SessionDestroy(sid string) error {
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os.Remove(path.Join(fp.savePath))
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return nil
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}
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// Recycle files in save path
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func (fp *FileProvider) SessionGC() {
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gcmaxlifetime = fp.maxlifetime
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filepath.Walk(fp.savePath, gcpath)
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}
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// Get active file session number.
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// it walks save path to count files.
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func (fp *FileProvider) SessionAll() int {
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a := &activeSession{}
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err := filepath.Walk(fp.savePath, func(path string, f os.FileInfo, err error) error {
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@ -148,6 +167,8 @@ func (fp *FileProvider) SessionAll() int {
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return a.total
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}
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// Generate new sid for file session.
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// it delete old file and create new file named from new sid.
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func (fp *FileProvider) SessionRegenerate(oldsid, sid string) (SessionStore, error) {
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err := os.MkdirAll(path.Join(fp.savePath, string(oldsid[0]), string(oldsid[1])), 0777)
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if err != nil {
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@ -197,6 +218,7 @@ func (fp *FileProvider) SessionRegenerate(oldsid, sid string) (SessionStore, err
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return ss, nil
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}
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// remove file in save path if expired
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func gcpath(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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@ -9,6 +9,8 @@ import (
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var mempder = &MemProvider{list: list.New(), sessions: make(map[string]*list.Element)}
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// memory session store.
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// it saved sessions in a map in memory.
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type MemSessionStore struct {
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sid string //session id
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timeAccessed time.Time //last access time
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@ -16,6 +18,7 @@ type MemSessionStore struct {
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lock sync.RWMutex
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}
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// set value to memory session
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func (st *MemSessionStore) Set(key, value interface{}) error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -23,6 +26,7 @@ func (st *MemSessionStore) Set(key, value interface{}) error {
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return nil
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}
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// get value from memory session by key
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func (st *MemSessionStore) Get(key interface{}) interface{} {
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st.lock.RLock()
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defer st.lock.RUnlock()
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@ -34,6 +38,7 @@ func (st *MemSessionStore) Get(key interface{}) interface{} {
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return nil
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}
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// delete in memory session by key
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func (st *MemSessionStore) Delete(key interface{}) error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -41,6 +46,7 @@ func (st *MemSessionStore) Delete(key interface{}) error {
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return nil
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}
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// clear all values in memory session
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func (st *MemSessionStore) Flush() error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -48,27 +54,31 @@ func (st *MemSessionStore) Flush() error {
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return nil
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}
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// get this id of memory session store
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func (st *MemSessionStore) SessionID() string {
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return st.sid
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}
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// Implement method, no used.
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func (st *MemSessionStore) SessionRelease(w http.ResponseWriter) {
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}
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type MemProvider struct {
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lock sync.RWMutex //用来锁
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sessions map[string]*list.Element //用来存储在内存
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list *list.List //用来做gc
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lock sync.RWMutex // locker
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sessions map[string]*list.Element // map in memory
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list *list.List // for gc
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maxlifetime int64
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savePath string
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}
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// init memory session
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func (pder *MemProvider) SessionInit(maxlifetime int64, savePath string) error {
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pder.maxlifetime = maxlifetime
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pder.savePath = savePath
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return nil
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}
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// get memory session store by sid
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func (pder *MemProvider) SessionRead(sid string) (SessionStore, error) {
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pder.lock.RLock()
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if element, ok := pder.sessions[sid]; ok {
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@ -87,6 +97,7 @@ func (pder *MemProvider) SessionRead(sid string) (SessionStore, error) {
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return nil, nil
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}
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// check session store exist in memory session by sid
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func (pder *MemProvider) SessionExist(sid string) bool {
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pder.lock.RLock()
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defer pder.lock.RUnlock()
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@ -97,6 +108,7 @@ func (pder *MemProvider) SessionExist(sid string) bool {
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}
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}
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// generate new sid for session store in memory session
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func (pder *MemProvider) SessionRegenerate(oldsid, sid string) (SessionStore, error) {
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pder.lock.RLock()
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if element, ok := pder.sessions[oldsid]; ok {
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@ -120,6 +132,7 @@ func (pder *MemProvider) SessionRegenerate(oldsid, sid string) (SessionStore, er
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return nil, nil
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}
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// delete session store in memory session by id
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func (pder *MemProvider) SessionDestroy(sid string) error {
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pder.lock.Lock()
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defer pder.lock.Unlock()
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@ -131,6 +144,7 @@ func (pder *MemProvider) SessionDestroy(sid string) error {
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return nil
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}
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// clean expired session stores in memory session
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func (pder *MemProvider) SessionGC() {
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pder.lock.RLock()
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for {
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@ -152,10 +166,12 @@ func (pder *MemProvider) SessionGC() {
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pder.lock.RUnlock()
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}
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// get count number of memory session
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func (pder *MemProvider) SessionAll() int {
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return pder.list.Len()
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}
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// expand time of session store by id in memory session
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func (pder *MemProvider) SessionUpdate(sid string) error {
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pder.lock.Lock()
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defer pder.lock.Unlock()
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@ -1,11 +1,12 @@
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package session
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//CREATE TABLE `session` (
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// `session_key` char(64) NOT NULL,
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// `session_data` blob,
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// `session_expiry` int(11) unsigned NOT NULL,
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// PRIMARY KEY (`session_key`)
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//) ENGINE=MyISAM DEFAULT CHARSET=utf8;
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// mysql session support need create table as sql:
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// CREATE TABLE `session` (
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// `session_key` char(64) NOT NULL,
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// session_data` blob,
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// `session_expiry` int(11) unsigned NOT NULL,
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// PRIMARY KEY (`session_key`)
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// ) ENGINE=MyISAM DEFAULT CHARSET=utf8;
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import (
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"database/sql"
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@ -18,6 +19,7 @@ import (
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var mysqlpder = &MysqlProvider{}
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// mysql session store
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type MysqlSessionStore struct {
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c *sql.DB
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sid string
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@ -25,6 +27,8 @@ type MysqlSessionStore struct {
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values map[interface{}]interface{}
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}
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// set value in mysql session.
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// it is temp value in map.
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func (st *MysqlSessionStore) Set(key, value interface{}) error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -32,6 +36,7 @@ func (st *MysqlSessionStore) Set(key, value interface{}) error {
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return nil
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}
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// get value from mysql session
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func (st *MysqlSessionStore) Get(key interface{}) interface{} {
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st.lock.RLock()
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defer st.lock.RUnlock()
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@ -43,6 +48,7 @@ func (st *MysqlSessionStore) Get(key interface{}) interface{} {
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return nil
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}
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// delete value in mysql session
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func (st *MysqlSessionStore) Delete(key interface{}) error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -50,6 +56,7 @@ func (st *MysqlSessionStore) Delete(key interface{}) error {
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return nil
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}
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|
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// clear all values in mysql session
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func (st *MysqlSessionStore) Flush() error {
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st.lock.Lock()
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defer st.lock.Unlock()
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@ -57,10 +64,13 @@ func (st *MysqlSessionStore) Flush() error {
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return nil
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}
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|
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// get session id of this mysql session store
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func (st *MysqlSessionStore) SessionID() string {
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return st.sid
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}
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|
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// save mysql session values to database.
|
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// must call this method to save values to database.
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func (st *MysqlSessionStore) SessionRelease(w http.ResponseWriter) {
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defer st.c.Close()
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b, err := encodeGob(st.values)
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@ -72,11 +82,13 @@ func (st *MysqlSessionStore) SessionRelease(w http.ResponseWriter) {
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}
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// mysql session provider
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type MysqlProvider struct {
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maxlifetime int64
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savePath string
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}
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|
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// connect to mysql
|
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func (mp *MysqlProvider) connectInit() *sql.DB {
|
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db, e := sql.Open("mysql", mp.savePath)
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if e != nil {
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@ -85,12 +97,15 @@ func (mp *MysqlProvider) connectInit() *sql.DB {
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return db
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}
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|
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// init mysql session.
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// savepath is the connection string of mysql.
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func (mp *MysqlProvider) SessionInit(maxlifetime int64, savePath string) error {
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mp.maxlifetime = maxlifetime
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mp.savePath = savePath
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return nil
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}
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|
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// get mysql session by sid
|
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func (mp *MysqlProvider) SessionRead(sid string) (SessionStore, error) {
|
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c := mp.connectInit()
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row := c.QueryRow("select session_data from session where session_key=?", sid)
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@ -113,6 +128,7 @@ func (mp *MysqlProvider) SessionRead(sid string) (SessionStore, error) {
|
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return rs, nil
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}
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||||
|
||||
// check mysql session exist
|
||||
func (mp *MysqlProvider) SessionExist(sid string) bool {
|
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c := mp.connectInit()
|
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defer c.Close()
|
||||
@ -126,6 +142,7 @@ func (mp *MysqlProvider) SessionExist(sid string) bool {
|
||||
}
|
||||
}
|
||||
|
||||
// generate new sid for mysql session
|
||||
func (mp *MysqlProvider) SessionRegenerate(oldsid, sid string) (SessionStore, error) {
|
||||
c := mp.connectInit()
|
||||
row := c.QueryRow("select session_data from session where session_key=?", oldsid)
|
||||
@ -148,6 +165,7 @@ func (mp *MysqlProvider) SessionRegenerate(oldsid, sid string) (SessionStore, er
|
||||
return rs, nil
|
||||
}
|
||||
|
||||
// delete mysql session by sid
|
||||
func (mp *MysqlProvider) SessionDestroy(sid string) error {
|
||||
c := mp.connectInit()
|
||||
c.Exec("DELETE FROM session where session_key=?", sid)
|
||||
@ -155,6 +173,7 @@ func (mp *MysqlProvider) SessionDestroy(sid string) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
// delete expired values in mysql session
|
||||
func (mp *MysqlProvider) SessionGC() {
|
||||
c := mp.connectInit()
|
||||
c.Exec("DELETE from session where session_expiry < ?", time.Now().Unix()-mp.maxlifetime)
|
||||
@ -162,6 +181,7 @@ func (mp *MysqlProvider) SessionGC() {
|
||||
return
|
||||
}
|
||||
|
||||
// count values in mysql session
|
||||
func (mp *MysqlProvider) SessionAll() int {
|
||||
c := mp.connectInit()
|
||||
defer c.Close()
|
||||
|
@ -11,10 +11,12 @@ import (
|
||||
|
||||
var redispder = &RedisProvider{}
|
||||
|
||||
// redis max pool size
|
||||
var MAX_POOL_SIZE = 100
|
||||
|
||||
var redisPool chan redis.Conn
|
||||
|
||||
// redis session store
|
||||
type RedisSessionStore struct {
|
||||
p *redis.Pool
|
||||
sid string
|
||||
@ -23,6 +25,7 @@ type RedisSessionStore struct {
|
||||
maxlifetime int64
|
||||
}
|
||||
|
||||
// set value in redis session
|
||||
func (rs *RedisSessionStore) Set(key, value interface{}) error {
|
||||
rs.lock.Lock()
|
||||
defer rs.lock.Unlock()
|
||||
@ -30,6 +33,7 @@ func (rs *RedisSessionStore) Set(key, value interface{}) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
// get value in redis session
|
||||
func (rs *RedisSessionStore) Get(key interface{}) interface{} {
|
||||
rs.lock.RLock()
|
||||
defer rs.lock.RUnlock()
|
||||
@ -41,6 +45,7 @@ func (rs *RedisSessionStore) Get(key interface{}) interface{} {
|
||||
return nil
|
||||
}
|
||||
|
||||
// delete value in redis session
|
||||
func (rs *RedisSessionStore) Delete(key interface{}) error {
|
||||
rs.lock.Lock()
|
||||
defer rs.lock.Unlock()
|
||||
@ -48,6 +53,7 @@ func (rs *RedisSessionStore) Delete(key interface{}) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
// clear all values in redis session
|
||||
func (rs *RedisSessionStore) Flush() error {
|
||||
rs.lock.Lock()
|
||||
defer rs.lock.Unlock()
|
||||
@ -55,10 +61,12 @@ func (rs *RedisSessionStore) Flush() error {
|
||||
return nil
|
||||
}
|
||||
|
||||
// get redis session id
|
||||
func (rs *RedisSessionStore) SessionID() string {
|
||||
return rs.sid
|
||||
}
|
||||
|
||||
// save session values to redis
|
||||
func (rs *RedisSessionStore) SessionRelease(w http.ResponseWriter) {
|
||||
c := rs.p.Get()
|
||||
defer c.Close()
|
||||
@ -77,6 +85,7 @@ func (rs *RedisSessionStore) SessionRelease(w http.ResponseWriter) {
|
||||
c.Do("SET", rs.sid, string(b), "EX", rs.maxlifetime)
|
||||
}
|
||||
|
||||
// redis session provider
|
||||
type RedisProvider struct {
|
||||
maxlifetime int64
|
||||
savePath string
|
||||
@ -85,8 +94,9 @@ type RedisProvider struct {
|
||||
poollist *redis.Pool
|
||||
}
|
||||
|
||||
//savepath like redisserveraddr,poolsize,password
|
||||
//127.0.0.1:6379,100,astaxie
|
||||
// init redis session
|
||||
// savepath like redis server addr,pool size,password
|
||||
// e.g. 127.0.0.1:6379,100,astaxie
|
||||
func (rp *RedisProvider) SessionInit(maxlifetime int64, savePath string) error {
|
||||
rp.maxlifetime = maxlifetime
|
||||
configs := strings.Split(savePath, ",")
|
||||
@ -122,6 +132,7 @@ func (rp *RedisProvider) SessionInit(maxlifetime int64, savePath string) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
// read redis session by sid
|
||||
func (rp *RedisProvider) SessionRead(sid string) (SessionStore, error) {
|
||||
c := rp.poollist.Get()
|
||||
defer c.Close()
|
||||
@ -141,6 +152,7 @@ func (rp *RedisProvider) SessionRead(sid string) (SessionStore, error) {
|
||||
return rs, nil
|
||||
}
|
||||
|
||||
// check redis session exist by sid
|
||||
func (rp *RedisProvider) SessionExist(sid string) bool {
|
||||
c := rp.poollist.Get()
|
||||
defer c.Close()
|
||||
@ -152,6 +164,7 @@ func (rp *RedisProvider) SessionExist(sid string) bool {
|
||||
}
|
||||
}
|
||||
|
||||
// generate new sid for redis session
|
||||
func (rp *RedisProvider) SessionRegenerate(oldsid, sid string) (SessionStore, error) {
|
||||
c := rp.poollist.Get()
|
||||
defer c.Close()
|
||||
@ -181,6 +194,7 @@ func (rp *RedisProvider) SessionRegenerate(oldsid, sid string) (SessionStore, er
|
||||
return rs, nil
|
||||
}
|
||||
|
||||
// delete redis session by id
|
||||
func (rp *RedisProvider) SessionDestroy(sid string) error {
|
||||
c := rp.poollist.Get()
|
||||
defer c.Close()
|
||||
@ -189,11 +203,12 @@ func (rp *RedisProvider) SessionDestroy(sid string) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Impelment method, no used.
|
||||
func (rp *RedisProvider) SessionGC() {
|
||||
return
|
||||
}
|
||||
|
||||
//@todo
|
||||
// @todo
|
||||
func (rp *RedisProvider) SessionAll() int {
|
||||
return 0
|
||||
}
|
||||
|
@ -14,6 +14,7 @@ import (
|
||||
"time"
|
||||
)
|
||||
|
||||
// SessionStore contains all data for one session process with specific id.
|
||||
type SessionStore interface {
|
||||
Set(key, value interface{}) error //set session value
|
||||
Get(key interface{}) interface{} //get session value
|
||||
@ -23,6 +24,8 @@ type SessionStore interface {
|
||||
Flush() error //delete all data
|
||||
}
|
||||
|
||||
// Provider contains global session methods and saved SessionStores.
|
||||
// it can operate a SessionStore by its id.
|
||||
type Provider interface {
|
||||
SessionInit(gclifetime int64, config string) error
|
||||
SessionRead(sid string) (SessionStore, error)
|
||||
@ -61,16 +64,24 @@ type managerConfig struct {
|
||||
ProviderConfig string `json:"providerConfig"`
|
||||
}
|
||||
|
||||
// Manager contains Provider and its configuration.
|
||||
type Manager struct {
|
||||
provider Provider
|
||||
config *managerConfig
|
||||
}
|
||||
|
||||
//options
|
||||
//1. is https default false
|
||||
//2. hashfunc default sha1
|
||||
//3. hashkey default beegosessionkey
|
||||
//4. maxage default is none
|
||||
// Create new Manager with provider name and json config string.
|
||||
// provider name:
|
||||
// 1. cookie
|
||||
// 2. file
|
||||
// 3. memory
|
||||
// 4. redis
|
||||
// 5. mysql
|
||||
// json config:
|
||||
// 1. is https default false
|
||||
// 2. hashfunc default sha1
|
||||
// 3. hashkey default beegosessionkey
|
||||
// 4. maxage default is none
|
||||
func NewManager(provideName, config string) (*Manager, error) {
|
||||
provider, ok := provides[provideName]
|
||||
if !ok {
|
||||
@ -102,7 +113,8 @@ func NewManager(provideName, config string) (*Manager, error) {
|
||||
}, nil
|
||||
}
|
||||
|
||||
//get Session
|
||||
// Start session. generate or read the session id from http request.
|
||||
// if session id exists, return SessionStore with this id.
|
||||
func (manager *Manager) SessionStart(w http.ResponseWriter, r *http.Request) (session SessionStore) {
|
||||
cookie, err := r.Cookie(manager.config.CookieName)
|
||||
if err != nil || cookie.Value == "" {
|
||||
@ -144,7 +156,7 @@ func (manager *Manager) SessionStart(w http.ResponseWriter, r *http.Request) (se
|
||||
return
|
||||
}
|
||||
|
||||
//Destroy sessionid
|
||||
// Destroy session by its id in http request cookie.
|
||||
func (manager *Manager) SessionDestroy(w http.ResponseWriter, r *http.Request) {
|
||||
cookie, err := r.Cookie(manager.config.CookieName)
|
||||
if err != nil || cookie.Value == "" {
|
||||
@ -161,16 +173,20 @@ func (manager *Manager) SessionDestroy(w http.ResponseWriter, r *http.Request) {
|
||||
}
|
||||
}
|
||||
|
||||
// Get SessionStore by its id.
|
||||
func (manager *Manager) GetProvider(sid string) (sessions SessionStore, err error) {
|
||||
sessions, err = manager.provider.SessionRead(sid)
|
||||
return
|
||||
}
|
||||
|
||||
// Start session gc process.
|
||||
// it can do gc in times after gc lifetime.
|
||||
func (manager *Manager) GC() {
|
||||
manager.provider.SessionGC()
|
||||
time.AfterFunc(time.Duration(manager.config.Gclifetime)*time.Second, func() { manager.GC() })
|
||||
}
|
||||
|
||||
// Regenerate a session id for this SessionStore who's id is saving in http request.
|
||||
func (manager *Manager) SessionRegenerateId(w http.ResponseWriter, r *http.Request) (session SessionStore) {
|
||||
sid := manager.sessionId(r)
|
||||
cookie, err := r.Cookie(manager.config.CookieName)
|
||||
@ -198,20 +214,23 @@ func (manager *Manager) SessionRegenerateId(w http.ResponseWriter, r *http.Reque
|
||||
return
|
||||
}
|
||||
|
||||
// Get all active sessions count number.
|
||||
func (manager *Manager) GetActiveSession() int {
|
||||
return manager.provider.SessionAll()
|
||||
}
|
||||
|
||||
// Set hash function for generating session id.
|
||||
func (manager *Manager) SetHashFunc(hasfunc, hashkey string) {
|
||||
manager.config.SessionIDHashFunc = hasfunc
|
||||
manager.config.SessionIDHashKey = hashkey
|
||||
}
|
||||
|
||||
// Set cookie with https.
|
||||
func (manager *Manager) SetSecure(secure bool) {
|
||||
manager.config.Secure = secure
|
||||
}
|
||||
|
||||
//remote_addr cruunixnano randdata
|
||||
// generate session id with rand string, unix nano time, remote addr by hash function.
|
||||
func (manager *Manager) sessionId(r *http.Request) (sid string) {
|
||||
bs := make([]byte, 24)
|
||||
if _, err := io.ReadFull(rand.Reader, bs); err != nil {
|
||||
|
@ -29,16 +29,13 @@ type pointerInfo struct {
|
||||
used []int
|
||||
}
|
||||
|
||||
//
|
||||
// print the data in console
|
||||
//
|
||||
func Display(data ...interface{}) {
|
||||
display(true, data...)
|
||||
}
|
||||
|
||||
//
|
||||
// return string
|
||||
//
|
||||
|
||||
// return data print string
|
||||
func GetDisplayString(data ...interface{}) string {
|
||||
return display(false, data...)
|
||||
}
|
||||
@ -67,9 +64,7 @@ func display(displayed bool, data ...interface{}) string {
|
||||
return buf.String()
|
||||
}
|
||||
|
||||
//
|
||||
// return fomateinfo
|
||||
//
|
||||
// return data dump and format bytes
|
||||
func fomateinfo(headlen int, data ...interface{}) []byte {
|
||||
var buf = new(bytes.Buffer)
|
||||
|
||||
@ -108,6 +103,7 @@ func fomateinfo(headlen int, data ...interface{}) []byte {
|
||||
return buf.Bytes()
|
||||
}
|
||||
|
||||
// check data is golang basic type
|
||||
func isSimpleType(val reflect.Value, kind reflect.Kind, pointers **pointerInfo, interfaces *[]reflect.Value) bool {
|
||||
switch kind {
|
||||
case reflect.Bool:
|
||||
@ -158,6 +154,7 @@ func isSimpleType(val reflect.Value, kind reflect.Kind, pointers **pointerInfo,
|
||||
return false
|
||||
}
|
||||
|
||||
// dump value
|
||||
func printKeyValue(buf *bytes.Buffer, val reflect.Value, pointers **pointerInfo, interfaces *[]reflect.Value, structFilter func(string, string) bool, formatOutput bool, indent string, level int) {
|
||||
var t = val.Kind()
|
||||
|
||||
@ -367,6 +364,7 @@ func printKeyValue(buf *bytes.Buffer, val reflect.Value, pointers **pointerInfo,
|
||||
}
|
||||
}
|
||||
|
||||
// dump pointer value
|
||||
func printPointerInfo(buf *bytes.Buffer, headlen int, pointers *pointerInfo) {
|
||||
var anyused = false
|
||||
var pointerNum = 0
|
||||
@ -434,9 +432,7 @@ func printPointerInfo(buf *bytes.Buffer, headlen int, pointers *pointerInfo) {
|
||||
}
|
||||
}
|
||||
|
||||
//
|
||||
// get stack info
|
||||
//
|
||||
// get stack bytes
|
||||
func stack(skip int, indent string) []byte {
|
||||
var buf = new(bytes.Buffer)
|
||||
|
||||
@ -455,7 +451,7 @@ func stack(skip int, indent string) []byte {
|
||||
return buf.Bytes()
|
||||
}
|
||||
|
||||
// function returns, if possible, the name of the function containing the PC.
|
||||
// return the name of the function containing the PC if possible,
|
||||
func function(pc uintptr) []byte {
|
||||
fn := runtime.FuncForPC(pc)
|
||||
if fn == nil {
|
||||
|
@ -13,12 +13,15 @@ package toolbox
|
||||
|
||||
//AddHealthCheck("database",&DatabaseCheck{})
|
||||
|
||||
// health checker map
|
||||
var AdminCheckList map[string]HealthChecker
|
||||
|
||||
// health checker interface
|
||||
type HealthChecker interface {
|
||||
Check() error
|
||||
}
|
||||
|
||||
// add health checker with name string
|
||||
func AddHealthCheck(name string, hc HealthChecker) {
|
||||
AdminCheckList[name] = hc
|
||||
}
|
||||
|
@ -19,6 +19,7 @@ func init() {
|
||||
pid = os.Getpid()
|
||||
}
|
||||
|
||||
// parse input command string
|
||||
func ProcessInput(input string, w io.Writer) {
|
||||
switch input {
|
||||
case "lookup goroutine":
|
||||
@ -44,6 +45,7 @@ func ProcessInput(input string, w io.Writer) {
|
||||
}
|
||||
}
|
||||
|
||||
// record memory profile in pprof
|
||||
func MemProf() {
|
||||
if f, err := os.Create("mem-" + strconv.Itoa(pid) + ".memprof"); err != nil {
|
||||
log.Fatal("record memory profile failed: %v", err)
|
||||
@ -54,6 +56,7 @@ func MemProf() {
|
||||
}
|
||||
}
|
||||
|
||||
// start cpu profile monitor
|
||||
func StartCPUProfile() {
|
||||
f, err := os.Create("cpu-" + strconv.Itoa(pid) + ".pprof")
|
||||
if err != nil {
|
||||
@ -62,10 +65,12 @@ func StartCPUProfile() {
|
||||
pprof.StartCPUProfile(f)
|
||||
}
|
||||
|
||||
// stop cpu profile monitor
|
||||
func StopCPUProfile() {
|
||||
pprof.StopCPUProfile()
|
||||
}
|
||||
|
||||
// print gc information to io.Writer
|
||||
func PrintGCSummary(w io.Writer) {
|
||||
memStats := &runtime.MemStats{}
|
||||
runtime.ReadMemStats(memStats)
|
||||
@ -114,7 +119,7 @@ func avg(items []time.Duration) time.Duration {
|
||||
return time.Duration(int64(sum) / int64(len(items)))
|
||||
}
|
||||
|
||||
// human readable format
|
||||
// format bytes number friendly
|
||||
func toH(bytes uint64) string {
|
||||
switch {
|
||||
case bytes < 1024:
|
||||
|
@ -7,6 +7,7 @@ import (
|
||||
"time"
|
||||
)
|
||||
|
||||
// Statistics struct
|
||||
type Statistics struct {
|
||||
RequestUrl string
|
||||
RequestController string
|
||||
@ -16,12 +17,15 @@ type Statistics struct {
|
||||
TotalTime time.Duration
|
||||
}
|
||||
|
||||
// UrlMap contains several statistics struct to log different data
|
||||
type UrlMap struct {
|
||||
lock sync.RWMutex
|
||||
LengthLimit int //limit the urlmap's length if it's equal to 0 there's no limit
|
||||
urlmap map[string]map[string]*Statistics
|
||||
}
|
||||
|
||||
// add statistics task.
|
||||
// it needs request method, request url, request controller and statistics time duration
|
||||
func (m *UrlMap) AddStatistics(requestMethod, requestUrl, requestController string, requesttime time.Duration) {
|
||||
m.lock.Lock()
|
||||
defer m.lock.Unlock()
|
||||
@ -65,6 +69,7 @@ func (m *UrlMap) AddStatistics(requestMethod, requestUrl, requestController stri
|
||||
}
|
||||
}
|
||||
|
||||
// put url statistics result in io.Writer
|
||||
func (m *UrlMap) GetMap(rw io.Writer) {
|
||||
m.lock.RLock()
|
||||
defer m.lock.RUnlock()
|
||||
@ -78,6 +83,7 @@ func (m *UrlMap) GetMap(rw io.Writer) {
|
||||
}
|
||||
}
|
||||
|
||||
// global statistics data map
|
||||
var StatisticsMap *UrlMap
|
||||
|
||||
func init() {
|
||||
|
@ -53,6 +53,7 @@ const (
|
||||
starBit = 1 << 63
|
||||
)
|
||||
|
||||
// time taks schedule
|
||||
type Schedule struct {
|
||||
Second uint64
|
||||
Minute uint64
|
||||
@ -62,8 +63,10 @@ type Schedule struct {
|
||||
Week uint64
|
||||
}
|
||||
|
||||
// task func type
|
||||
type TaskFunc func() error
|
||||
|
||||
// task interface
|
||||
type Tasker interface {
|
||||
GetStatus() string
|
||||
Run() error
|
||||
@ -73,21 +76,24 @@ type Tasker interface {
|
||||
GetPrev() time.Time
|
||||
}
|
||||
|
||||
// task error
|
||||
type taskerr struct {
|
||||
t time.Time
|
||||
errinfo string
|
||||
}
|
||||
|
||||
// task struct
|
||||
type Task struct {
|
||||
Taskname string
|
||||
Spec *Schedule
|
||||
DoFunc TaskFunc
|
||||
Prev time.Time
|
||||
Next time.Time
|
||||
Errlist []*taskerr //errtime:errinfo
|
||||
ErrLimit int //max length for the errlist 0 stand for there' no limit
|
||||
Errlist []*taskerr // like errtime:errinfo
|
||||
ErrLimit int // max length for the errlist, 0 stand for no limit
|
||||
}
|
||||
|
||||
// add new task with name, time and func
|
||||
func NewTask(tname string, spec string, f TaskFunc) *Task {
|
||||
|
||||
task := &Task{
|
||||
@ -99,6 +105,7 @@ func NewTask(tname string, spec string, f TaskFunc) *Task {
|
||||
return task
|
||||
}
|
||||
|
||||
// get current task status
|
||||
func (tk *Task) GetStatus() string {
|
||||
var str string
|
||||
for _, v := range tk.Errlist {
|
||||
@ -107,6 +114,7 @@ func (tk *Task) GetStatus() string {
|
||||
return str
|
||||
}
|
||||
|
||||
// run task
|
||||
func (tk *Task) Run() error {
|
||||
err := tk.DoFunc()
|
||||
if err != nil {
|
||||
@ -117,53 +125,58 @@ func (tk *Task) Run() error {
|
||||
return err
|
||||
}
|
||||
|
||||
// set next time for this task
|
||||
func (tk *Task) SetNext(now time.Time) {
|
||||
tk.Next = tk.Spec.Next(now)
|
||||
}
|
||||
|
||||
// get the next call time of this task
|
||||
func (tk *Task) GetNext() time.Time {
|
||||
return tk.Next
|
||||
}
|
||||
|
||||
// set prev time of this task
|
||||
func (tk *Task) SetPrev(now time.Time) {
|
||||
tk.Prev = now
|
||||
}
|
||||
|
||||
// get prev time of this task
|
||||
func (tk *Task) GetPrev() time.Time {
|
||||
return tk.Prev
|
||||
}
|
||||
|
||||
//前6个字段分别表示:
|
||||
// 秒钟:0-59
|
||||
// 分钟:0-59
|
||||
// 小时:1-23
|
||||
// 日期:1-31
|
||||
// 月份:1-12
|
||||
// 星期:0-6(0表示周日)
|
||||
// six columns mean:
|
||||
// second:0-59
|
||||
// minute:0-59
|
||||
// hour:1-23
|
||||
// day:1-31
|
||||
// month:1-12
|
||||
// week:0-6(0 means Sunday)
|
||||
|
||||
//还可以用一些特殊符号:
|
||||
// *: 表示任何时刻
|
||||
// ,: 表示分割,如第三段里:2,4,表示2点和4点执行
|
||||
// -:表示一个段,如第三端里: 1-5,就表示1到5点
|
||||
// /n : 表示每个n的单位执行一次,如第三段里,*/1, 就表示每隔1个小时执行一次命令。也可以写成1-23/1.
|
||||
// some signals:
|
||||
// *: any time
|
||||
// ,: separate signal
|
||||
// -:duration
|
||||
// /n : do as n times of time duration
|
||||
/////////////////////////////////////////////////////////
|
||||
// 0/30 * * * * * 每30秒 执行
|
||||
// 0 43 21 * * * 21:43 执行
|
||||
// 0 15 05 * * * 05:15 执行
|
||||
// 0 0 17 * * * 17:00 执行
|
||||
// 0 0 17 * * 1 每周一的 17:00 执行
|
||||
// 0 0,10 17 * * 0,2,3 每周日,周二,周三的 17:00和 17:10 执行
|
||||
// 0 0-10 17 1 * * 毎月1日从 17:00到7:10 毎隔1分钟 执行
|
||||
// 0 0 0 1,15 * 1 毎月1日和 15日和 一日的 0:00 执行
|
||||
// 0 42 4 1 * * 毎月1日的 4:42分 执行
|
||||
// 0 0 21 * * 1-6 周一到周六 21:00 执行
|
||||
// 0 0,10,20,30,40,50 * * * * 每隔10分 执行
|
||||
// 0 */10 * * * * 每隔10分 执行
|
||||
// 0 * 1 * * * 从1:0到1:59 每隔1分钟 执行
|
||||
// 0 0 1 * * * 1:00 执行
|
||||
// 0 0 */1 * * * 毎时0分 每隔1小时 执行
|
||||
// 0 0 * * * * 毎时0分 每隔1小时 执行
|
||||
// 0 2 8-20/3 * * * 8:02,11:02,14:02,17:02,20:02 执行
|
||||
// 0 30 5 1,15 * * 1日 和 15日的 5:30 执行
|
||||
// 0/30 * * * * * every 30s
|
||||
// 0 43 21 * * * 21:43
|
||||
// 0 15 05 * * * 05:15
|
||||
// 0 0 17 * * * 17:00
|
||||
// 0 0 17 * * 1 17:00 in every Monday
|
||||
// 0 0,10 17 * * 0,2,3 17:00 and 17:10 in every Sunday, Tuesday and Wednesday
|
||||
// 0 0-10 17 1 * * 17:00 to 17:10 in 1 min duration each time on the first day of month
|
||||
// 0 0 0 1,15 * 1 0:00 on the 1st day and 15th day of month
|
||||
// 0 42 4 1 * * 4:42 on the 1st day of month
|
||||
// 0 0 21 * * 1-6 21:00 from Monday to Saturday
|
||||
// 0 0,10,20,30,40,50 * * * * every 10 min duration
|
||||
// 0 */10 * * * * every 10 min duration
|
||||
// 0 * 1 * * * 1:00 to 1:59 in 1 min duration each time
|
||||
// 0 0 1 * * * 1:00
|
||||
// 0 0 */1 * * * 0 min of hour in 1 hour duration
|
||||
// 0 0 * * * * 0 min of hour in 1 hour duration
|
||||
// 0 2 8-20/3 * * * 8:02, 11:02, 14:02, 17:02, 20:02
|
||||
// 0 30 5 1,15 * * 5:30 on the 1st day and 15th day of month
|
||||
func (t *Task) SetCron(spec string) {
|
||||
t.Spec = t.parse(spec)
|
||||
}
|
||||
@ -252,6 +265,7 @@ func (t *Task) parseSpec(spec string) *Schedule {
|
||||
return nil
|
||||
}
|
||||
|
||||
// set schedule to next time
|
||||
func (s *Schedule) Next(t time.Time) time.Time {
|
||||
|
||||
// Start at the earliest possible time (the upcoming second).
|
||||
@ -349,6 +363,7 @@ func dayMatches(s *Schedule, t time.Time) bool {
|
||||
return domMatch || dowMatch
|
||||
}
|
||||
|
||||
// start all tasks
|
||||
func StartTask() {
|
||||
go run()
|
||||
}
|
||||
@ -388,20 +403,23 @@ func run() {
|
||||
}
|
||||
}
|
||||
|
||||
// start all tasks
|
||||
func StopTask() {
|
||||
stop <- true
|
||||
}
|
||||
|
||||
// add task with name
|
||||
func AddTask(taskname string, t Tasker) {
|
||||
AdminTaskList[taskname] = t
|
||||
}
|
||||
|
||||
//sort map for tasker
|
||||
// sort map for tasker
|
||||
type MapSorter struct {
|
||||
Keys []string
|
||||
Vals []Tasker
|
||||
}
|
||||
|
||||
// create new tasker map
|
||||
func NewMapSorter(m map[string]Tasker) *MapSorter {
|
||||
ms := &MapSorter{
|
||||
Keys: make([]string, 0, len(m)),
|
||||
@ -414,6 +432,7 @@ func NewMapSorter(m map[string]Tasker) *MapSorter {
|
||||
return ms
|
||||
}
|
||||
|
||||
// sort tasker map
|
||||
func (ms *MapSorter) Sort() {
|
||||
sort.Sort(ms)
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user