mirror of
https://github.com/cgrates/cgrates.git
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79 lines
2.5 KiB
Go
79 lines
2.5 KiB
Go
/*
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Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
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Copyright (C) ITsysCOM GmbH
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package engine
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import (
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"github.com/cgrates/cgrates/config"
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"github.com/cgrates/cgrates/utils"
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"github.com/cgrates/rpcclient"
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)
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// NewConnManager returns the Connection Manager
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func NewConnManager(cfg *config.CGRConfig, rpcInternal map[string]chan rpcclient.RpcClientConnection) (cM *ConnManager) {
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return &ConnManager{cfg: cfg, rpcInternal: rpcInternal}
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}
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type ConnManager struct {
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cfg *config.CGRConfig
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rpcInternal map[string]chan rpcclient.RpcClientConnection
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}
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func (cM *ConnManager) getConn(connID string) (connPool *rpcclient.RpcClientPool, err error) {
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//try to get the connection from cache
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if x, ok := Cache.Get(utils.CacheRPCConnections, connID); ok {
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if x == nil {
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return nil, utils.ErrNotFound
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}
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return x.(*rpcclient.RpcClientPool), nil
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}
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// in case we don't found in cache create the connection and add this in cache
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var intChan chan rpcclient.RpcClientConnection
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var connCfg *config.RPCConn
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if internalChan, has := cM.rpcInternal[connID]; has {
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connCfg = cM.cfg.RPCConns()[utils.MetaInternal]
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intChan = internalChan
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} else {
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connCfg = cM.cfg.RPCConns()[connID]
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}
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connPool, err = NewRPCPool(connCfg.Strategy,
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cM.cfg.TlsCfg().ClientKey,
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cM.cfg.TlsCfg().ClientCerificate, cM.cfg.TlsCfg().CaCertificate,
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cM.cfg.GeneralCfg().ConnectAttempts, cM.cfg.GeneralCfg().Reconnects,
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cM.cfg.GeneralCfg().ConnectTimeout, cM.cfg.GeneralCfg().ReplyTimeout,
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connCfg.Conns, intChan, false)
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if err != nil {
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return
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}
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Cache.Set(utils.CacheRPCConnections, connID, connPool, nil,
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true, utils.NonTransactional)
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return
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}
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func (cM *ConnManager) Call(connIDs []string, method string, arg, reply interface{}) (err error) {
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for _, connID := range connIDs {
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conn, err := cM.getConn(connID)
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if err == nil {
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if err := conn.Call(method, arg, reply); err != nil {
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return err
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}
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}
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}
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return nil
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}
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