Ejemplo n.º 1
0
func (self *MySession) Destroy() (bool, error) {
	if len(self.key) == 0 || len(self.sessionId) == 0 {
		errorMsg := fmt.Sprintln("Uninitialized yet!")
		return false, errors.New(errorMsg)
	}
	go_lib.LogInfof("Destroy session (key=%s)... \n", self.key)
	grantors, err := dao.GetHash(self.key, SESSION_GRANTORS_KEY)
	if err != nil {
		return false, err
	}
	_, err = dao.DelKey(self.key)
	if err != nil {
		return false, err
	}
	if len(grantors) > 0 {
		_, err = dao.DelHashField(SESSION_MAP_KEY, grantors)
		if err != nil {
			return false, err
		}
	}
	go_lib.LogInfof("Delete session cookie (value=%s)...\n", self.sessionId)
	hmSessionCookie.Delete(SESSION_COOKIE_KEY, self.w)
	go_lib.LogInfof("The session (key=%s) is destroyed. \n", self.key)
	return true, nil
}
Ejemplo n.º 2
0
func GetMatchedSession(w http.ResponseWriter, r *http.Request) (*MySession, error) {
	sessionId := hmSessionCookie.GetOne(SESSION_COOKIE_KEY, r)
	if len(sessionId) == 0 {
		warningMsg := fmt.Sprintf("Not found matched session! No session cookie!")
		go_lib.LogWarnln(warningMsg)
		return nil, nil
	}
	sessionkey := generateSessionKey(sessionId)
	exists, err := dao.Exists(sessionkey)
	if err != nil {
		return nil, err
	}
	if !exists {
		warningMsg := fmt.Sprintf("Not found matched session! No session in storage! (sessionId=%s, sessionKey=%s)", sessionId, sessionkey)
		go_lib.LogWarnln(warningMsg)
		return nil, nil
	}
	grantors, err := dao.GetHash(sessionkey, SESSION_GRANTORS_KEY)
	if err != nil {
		return nil, err
	}
	if len(grantors) == 0 {
		warningMsg := fmt.Sprintf("Not found grantor from session (sessionKey=%s, attribute=%s)!\n", sessionkey, SESSION_GRANTORS_KEY)
		go_lib.LogWarnln(warningMsg)
		return nil, nil
	}
	groupName, err := dao.GetHash(sessionkey, SESSION_GROUP_KEY)
	if err != nil {
		return nil, err
	}
	if len(groupName) == 0 {
		warningMsg := fmt.Sprintf("Not found group name from session (sessionKey=%s, attribute=%s)!\n", sessionkey, SESSION_GROUP_KEY)
		go_lib.LogWarnln(warningMsg)
		return nil, err
	}
	servivalSecondsLiterals, err := dao.GetHash(sessionkey, SESSION_SURVIVAL_SECONDS_KEY)
	if err != nil {
		return nil, err
	}
	if len(servivalSecondsLiterals) == 0 {
		warningMsg := fmt.Sprintf("Not found session servival seconds. Use default value '0'. (sessionKey=%s, attribute=%s)!\n", sessionkey, SESSION_SURVIVAL_SECONDS_KEY)
		go_lib.LogWarnln(warningMsg)
		return nil, err
	}
	hmSession := &MySession{key: sessionkey, sessionId: sessionId, w: w, r: r}
	return hmSession, nil
}
Ejemplo n.º 3
0
func (self *MySession) Get(name string) (string, error) {
	if len(name) == 0 {
		errorMsg := fmt.Sprintln("The parameter named name is EMPTY!")
		return "", errors.New(errorMsg)
	}
	value, err := dao.GetHash(self.key, name)
	if err != nil {
		return "", err
	}
	return value, nil
}
Ejemplo n.º 4
0
func ClearPageAccessRecord(pageName string, visitor string) (bool, error) {
	if len(pageName) == 0 {
		return false, errors.New("The parameter named pageName is EMPTY!")
	}
	sign := getSignForPage(pageName)
	sign.Set()
	defer sign.Unset()
	parameterInfo := fmt.Sprintf("(pageName=%s, visitor=%s)", pageName, visitor)
	var result bool
	conn := dao.RedisPool.Get()
	defer conn.Close()
	value, err := dao.GetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName)
	if err != nil {
		return false, err
	}
	visitorAccessRecords, err := parseVisitorAccessRecords(value)
	if err != nil {
		base.Logger().Errorf("Parsing visitor access records error: %s %s\n", err, parameterInfo)
	}
	if visitorAccessRecords != nil {
		_, ok := visitorAccessRecords[visitor]
		if ok {
			delete(visitorAccessRecords, visitor)
			literals, err := formatVisitorAccessRecords(visitorAccessRecords)
			if err != nil {
				base.Logger().Errorf("Formating visitor access records error: %s %s\n", err, parameterInfo)
			} else {
				result, err = dao.SetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName, literals)
				if err != nil {
					return false, err
				}
			}
		}
	}
	if result {
		base.Logger().Infof("The page access info has been cleared. %s\n", parameterInfo)
	} else {
		base.Logger().Warnf("The page access info failed to clear. %s\n", parameterInfo)
	}
	return result, nil
}
Ejemplo n.º 5
0
func GetUserGroup(groupName string) (*UserGroup, error) {
	if len(groupName) == 0 {
		debug.PrintStack()
		return nil, errors.New("The parameter named groupName is EMPTY!")
	}
	groupRightsLiterals, err := dao.GetHash(dao.USER_GROUP_KEY, groupName)
	if err != nil {
		return nil, err
	}
	if len(groupRightsLiterals) == 0 {
		return nil, nil
	}
	groupRights, err := UnmarshalGroupRights(groupRightsLiterals)
	if err != nil {
		return nil, err
	}
	userGroup := new(UserGroup)
	userGroup.Name = groupName
	userGroup.Rights = groupRights
	return userGroup, nil
}
Ejemplo n.º 6
0
func AddPageAccessRecord(pageName string, visitor string, number uint64) (bool, error) {
	if len(pageName) == 0 {
		return false, errors.New("The parameter named pageName is EMPTY!")
	}
	sign := getSignForPage(pageName)
	sign.Set()
	defer sign.Unset()
	parameterInfo := fmt.Sprintf("(pageName=%s, visitor=%s, number=%d)", pageName, visitor, number)
	var result bool
	conn := dao.RedisPool.Get()
	defer conn.Close()
	value, err := dao.GetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName)
	if err != nil {
		return false, err
	}
	visitorAccessRecords, err := parseVisitorAccessRecords(value)
	if err != nil {
		go_lib.LogErrorf("Parsing visitor access records error: %s %s\n", err, parameterInfo)
	}
	if visitorAccessRecords != nil {
		visitorAccessRecords[visitor] = visitorAccessRecords[visitor] + uint64(number)
		literals, err := formatVisitorAccessRecords(visitorAccessRecords)
		if err != nil {
			go_lib.LogErrorf("Formating visitor access records error: %s %s\n", err, parameterInfo)
		} else {
			result, err = dao.SetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName, literals)
			if err != nil {
				return result, err
			}
		}
	}
	if result {
		go_lib.LogInfof("The page access info has been recorded. %s\n", parameterInfo)
	} else {
		go_lib.LogWarnf("The page access info failed to record. %s\n", parameterInfo)
	}
	return result, nil
}
Ejemplo n.º 7
0
func GetPageAccessRecords(pageName string) (map[string]uint64, error) {
	if len(pageName) == 0 {
		return nil, errors.New("The parameter named pageName is EMPTY!")
	}
	sign := getSignForPage(pageName)
	sign.Set()
	defer sign.Unset()
	parameterInfo := fmt.Sprintf("(pageName=%s)", pageName)
	conn := dao.RedisPool.Get()
	defer conn.Close()
	value, err := dao.GetHash(dao.PAGE_ACCESS_RECORDS_KEY, pageName)
	if err != nil {
		errorMsg := fmt.Sprintf("Getting visitor access records error: %s %s\n", err, parameterInfo)
		return nil, errors.New(errorMsg)
	}
	var visitorAccessRecords map[string]uint64
	visitorAccessRecords, err = parseVisitorAccessRecords(value)
	if err != nil {
		errorMsg := fmt.Sprintf("Parsing visitor access records error: %s %s\n", err, parameterInfo)
		return nil, errors.New(errorMsg)
	}
	return visitorAccessRecords, nil
}