Files
cgrates/engine/connmanager_test.go
2023-05-31 10:23:12 +02:00

629 lines
16 KiB
Go

/*
Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
Copyright (C) ITsysCOM GmbH
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
package engine
import (
"fmt"
"reflect"
"testing"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/utils"
"github.com/cgrates/ltcache"
"github.com/cgrates/rpcclient"
)
func TestCMgetConnNotFound(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cM := &ConnManager{
cfg: cfg,
}
Cache.Clear(nil)
Cache.SetWithoutReplicate(utils.CacheRPCConnections, connID, nil, nil, true, utils.NonTransactional)
experr := utils.ErrNotFound
rcv, err := cM.getConn(connID, nil)
if err == nil || err != experr {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", experr, err)
}
if rcv != nil {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", nil, rcv)
}
}
func TestCMgetConnUnsupportedBiRPC(t *testing.T) {
connID := rpcclient.BiRPCInternal + "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cc := make(chan rpcclient.ClientConnector, 1)
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
connID: cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
experr := rpcclient.ErrUnsupportedBiRPC
exp, err := NewRPCPool("*first", "", "", "", cfg.GeneralCfg().ConnectAttempts,
cfg.GeneralCfg().Reconnects, cfg.GeneralCfg().ConnectTimeout,
cfg.GeneralCfg().ReplyTimeout, nil, cc, true, nil, "", cM.connCache)
if err != nil {
t.Fatal(err)
}
rcv, err := cM.getConn(connID, nil)
if err == nil || err != experr {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", experr, err)
}
if !reflect.DeepEqual(rcv, exp) {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", exp, rcv)
}
}
func TestCMgetConnNotInternalRPC(t *testing.T) {
connID := "connID"
Cache.Clear(nil)
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
ID: connID,
Address: utils.MetaInternal,
},
}
cc := make(chan rpcclient.ClientConnector, 1)
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
"testString": cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
cM.connCache.Set(connID, nil, nil)
exp, err := NewRPCPool("*first", cfg.TLSCfg().ClientKey, cfg.TLSCfg().ClientCerificate,
cfg.TLSCfg().CaCertificate, cfg.GeneralCfg().ConnectAttempts,
cfg.GeneralCfg().Reconnects, cfg.GeneralCfg().ConnectTimeout,
cfg.GeneralCfg().ReplyTimeout, cfg.RPCConns()[connID].Conns, cc,
true, nil, connID, cM.connCache)
if err != nil {
t.Fatal(err)
}
rcv, err := cM.getConn(connID, nil)
if err != nil {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", nil, err)
}
if !reflect.DeepEqual(rcv, exp) {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", exp, rcv)
}
}
func TestCMgetConnWithConfigUnsupportedTransport(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Strategy = rpcclient.PoolParallel
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
Address: "invalid",
Transport: "invalid",
},
}
cc := make(chan rpcclient.ClientConnector, 1)
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
connID: cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
experr := fmt.Sprintf("Unsupported transport: <%+s>", "invalid")
rcv, err := cM.getConnWithConfig(connID, cfg.RPCConns()[connID], nil, cc, true)
if err == nil || err.Error() != experr {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", experr, err)
}
if rcv != nil {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", nil, rcv)
}
}
func TestCMgetConnWithConfigUnsupportedCodec(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Strategy = rpcclient.PoolParallel
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
Address: "invalid",
Transport: rpcclient.BiRPCJSON,
},
}
cc := make(chan rpcclient.ClientConnector, 1)
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
connID: cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
experr := rpcclient.ErrUnsupportedCodec
var exp *rpcclient.RPCParallelClientPool
rcv, err := cM.getConnWithConfig(connID, cfg.RPCConns()[connID], nil, cc, true)
if err == nil || err != experr {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", experr, err)
}
if !reflect.DeepEqual(rcv, exp) {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", exp, rcv)
}
}
func TestCMgetConnWithConfigEmptyTransport(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Strategy = rpcclient.PoolParallel
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
Address: "invalid",
Transport: "",
},
}
cc := make(chan rpcclient.ClientConnector, 1)
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
connID: cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
cM.connCache.Set(connID, nil, nil)
rcv, err := cM.getConnWithConfig(connID, cfg.RPCConns()[connID], nil, cc, true)
if err != nil {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", nil, err)
}
if _, cancast := rcv.(*rpcclient.RPCParallelClientPool); !cancast {
t.Error("Expected value of type rpcclient.RPCParallelClientPool")
}
}
type BiRPCConnectorMock struct {
calls map[string]func(rpcclient.ClientConnector, string, any, any) error
}
func (bRCM *BiRPCConnectorMock) Call(serviceMethod string, args any, reply any) (err error) {
return nil
}
func (bRCM *BiRPCConnectorMock) CallBiRPC(cc rpcclient.ClientConnector, method string, args any, reply any) error {
if call, has := bRCM.calls[method]; !has {
return rpcclient.ErrUnsupporteServiceMethod
} else {
return call(cc, method, args, reply)
}
}
func (bRCM *BiRPCConnectorMock) Handlers() map[string]any {
return nil
}
func TestCMgetConnWithConfigCallBiRPCNilErr(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
ID: connID,
Address: rpcclient.BiRPCInternal,
Transport: rpcclient.BiRPCJSON,
},
}
cc := make(chan rpcclient.ClientConnector, 1)
birpc := &BiRPCConnectorMock{
calls: map[string]func(rpcclient.ClientConnector, string, any, any) error{
utils.SessionSv1RegisterInternalBiJSONConn: func(cc rpcclient.ClientConnector, s string, i1, i2 any) error {
return nil
},
},
}
cc <- birpc
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
connID: cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
exp, err := NewRPCPool("*first", cfg.TLSCfg().ClientKey, cfg.TLSCfg().ClientCerificate,
cfg.TLSCfg().CaCertificate, cfg.GeneralCfg().ConnectAttempts,
cfg.GeneralCfg().Reconnects, cfg.GeneralCfg().ConnectTimeout,
cfg.GeneralCfg().ReplyTimeout, cfg.RPCConns()[connID].Conns, cc,
false, birpc, connID, cM.connCache)
if err != nil {
t.Fatal(err)
}
rcv, err := cM.getConnWithConfig(connID, cfg.RPCConns()[connID], birpc, cc, true)
if err != nil {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", nil, err)
}
if !reflect.DeepEqual(rcv, exp) {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", exp, rcv)
}
}
func TestCMgetConnWithConfigCallBiRPCErr(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
ID: connID,
Address: rpcclient.BiRPCInternal,
Transport: rpcclient.BiRPCJSON,
},
}
cc := make(chan rpcclient.ClientConnector, 1)
birpc := &BiRPCConnectorMock{
calls: map[string]func(rpcclient.ClientConnector, string, any, any) error{
"wrong method": func(cc rpcclient.ClientConnector, s string, i1, i2 any) error {
return nil
},
},
}
cc <- birpc
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
connID: cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
exp, err := NewRPCPool("*first", cfg.TLSCfg().ClientKey, cfg.TLSCfg().ClientCerificate,
cfg.TLSCfg().CaCertificate, cfg.GeneralCfg().ConnectAttempts,
cfg.GeneralCfg().Reconnects, cfg.GeneralCfg().ConnectTimeout,
cfg.GeneralCfg().ReplyTimeout, cfg.RPCConns()[connID].Conns, cc,
false, birpc, connID, cM.connCache)
if err != nil {
t.Fatal(err)
}
experr := rpcclient.ErrUnsupporteServiceMethod
rcv, err := cM.getConnWithConfig(connID, cfg.RPCConns()[connID], birpc, cc, true)
if err == nil || err != experr {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", nil, err)
}
if !reflect.DeepEqual(rcv, exp) {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", exp, rcv)
}
}
func TestCMgetConnWithConfigInternalRPCCodec(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Strategy = rpcclient.PoolParallel
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
Address: rpcclient.InternalRPC,
},
}
cc := make(chan rpcclient.ClientConnector, 1)
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
connID: cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
rcv, err := cM.getConnWithConfig(connID, cfg.RPCConns()[connID], nil, cc, true)
if err != nil {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", nil, err)
}
if _, cancast := rcv.(*rpcclient.RPCParallelClientPool); !cancast {
t.Error("Expected value of type rpcclient.RPCParallelClientPool")
}
}
func TestCMgetConnWithConfigInternalBiRPCCodecUnsupported(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Strategy = rpcclient.PoolParallel
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
Address: rpcclient.BiRPCInternal,
},
}
cc := make(chan rpcclient.ClientConnector, 1)
cM := &ConnManager{
cfg: cfg,
rpcInternal: map[string]chan rpcclient.ClientConnector{
connID: cc,
},
connCache: ltcache.NewCache(-1, 0, true, nil),
}
experr := rpcclient.ErrUnsupportedCodec
rcv, err := cM.getConnWithConfig(connID, cfg.RPCConns()[connID], nil, cc, true)
if err == nil || err != experr {
t.Fatalf("\nexpected: <%+v>, \nreceived: <%+v>", experr, err)
}
if _, cancast := rcv.(*rpcclient.RPCParallelClientPool); !cancast {
t.Error("Expected value of type rpcclient.RPCParallelClientPool")
}
}
func TestCMCallErrgetConn(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cM := &ConnManager{
cfg: cfg,
}
Cache.Clear(nil)
Cache.SetWithoutReplicate(utils.CacheRPCConnections, connID, nil, nil, true, utils.NonTransactional)
experr := utils.ErrNotFound
err := cM.Call([]string{connID}, nil, "", "", "")
if err == nil || err != experr {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", experr, err)
}
}
func TestCMCallWithConnIDsNoSubsHostIDs(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cM := &ConnManager{
cfg: cfg,
}
subsHostIDs := utils.StringSet{}
err := cM.CallWithConnIDs([]string{connID}, subsHostIDs, "", "", "")
if err != nil {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", nil, err)
}
}
func TestCMCallWithConnIDsNoConnIDs(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cM := &ConnManager{
cfg: cfg,
}
subsHostIDs := utils.StringSet{
"key": struct{}{},
}
experr := fmt.Sprintf("MANDATORY_IE_MISSING: [%s]", "connIDs")
err := cM.CallWithConnIDs([]string{}, subsHostIDs, "", "", "")
if err == nil || err.Error() != experr {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", experr, err)
}
}
func TestCMCallWithConnIDsNoConns(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
ID: connID,
Address: rpcclient.InternalRPC,
},
}
cM := &ConnManager{
cfg: cfg,
}
subsHostIDs := utils.StringSet{
"random": struct{}{},
}
err := cM.CallWithConnIDs([]string{connID}, subsHostIDs, "", "", "")
if err != nil {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", nil, err)
}
}
func TestCMCallWithConnIDsInternallyDCed(t *testing.T) {
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[connID] = config.NewDfltRPCConn()
cfg.RPCConns()[connID].Conns = []*config.RemoteHost{
{
ID: connID,
Address: rpcclient.InternalRPC,
},
}
cM := &ConnManager{
cfg: cfg,
connCache: ltcache.NewCache(-1, 0, true, nil),
}
subsHostIDs := utils.StringSet{
connID: struct{}{},
}
experr := rpcclient.ErrInternallyDisconnected
err := cM.CallWithConnIDs([]string{connID}, subsHostIDs, "", "", "")
if err == nil || err != experr {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", nil, err)
}
}
func TestCMCallWithConnIDs2(t *testing.T) {
poolID := "poolID"
connID := "connID"
cfg := config.NewDefaultCGRConfig()
cfg.RPCConns()[poolID] = config.NewDfltRPCConn()
cfg.RPCConns()[poolID].Conns = []*config.RemoteHost{
{
ID: connID,
Address: "addr",
},
}
ccM := &ccMock{
calls: map[string]func(args any, reply any) error{
"testMethod": func(args, reply any) error {
return utils.ErrExists
},
},
}
cM := &ConnManager{
cfg: cfg,
connCache: ltcache.NewCache(-1, 0, true, nil),
}
cM.connCache.Set(poolID+utils.ConcatenatedKeySep+connID, ccM, nil)
subsHostIDs := utils.StringSet{
connID: struct{}{},
}
experr := utils.ErrExists
err := cM.CallWithConnIDs([]string{poolID}, subsHostIDs, "testMethod", "", "")
if err == nil || err != experr {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", experr, err)
}
}
func TestCMReload(t *testing.T) {
cfg := config.NewDefaultCGRConfig()
cM := &ConnManager{
cfg: cfg,
connCache: ltcache.NewCache(-1, 0, true, nil),
}
cM.connCache.Set("itmID1", "value of first item", nil)
Cache.Clear(nil)
Cache.SetWithoutReplicate(utils.CacheRPCConnections, "itmID2",
"value of 2nd item", nil, true, utils.NonTransactional)
var exp []string
cM.Reload()
rcv1 := cM.connCache.GetItemIDs("itmID1")
rcv2 := Cache.GetItemIDs(utils.CacheRPCConnections, utils.EmptyString)
if !reflect.DeepEqual(rcv1, exp) {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", exp, rcv1)
}
if !reflect.DeepEqual(rcv2, exp) {
t.Errorf("\nexpected: <%+v>, \nreceived: <%+v>", exp, rcv2)
}
}
/*
func TestCMDeadLock(t *testing.T) {
// to not break the next tests reset the values
tCh := Cache
tCfg := config.CgrConfig()
defer func() {
Cache = tCh
config.SetCgrConfig(tCfg)
}()
cfg := config.NewDefaultCGRConfig()
// define a dummy replication conn
cfg.CacheCfg().ReplicationConns = []string{"test"}
cfg.CacheCfg().Partitions[utils.CacheStatQueueProfiles].Replicate = true
cfg.RPCConns()["test"] = &config.RPCConn{Conns: []*config.RemoteHost{{}}}
config.SetCgrConfig(cfg)
Cache = NewCacheS(cfg, nil, nil)
Cache.SetWithoutReplicate(utils.CacheStatQueueProfiles, "", nil, nil, true, utils.NonTransactional)
done := make(chan struct{}) // signal
go func() {
Cache.Clear(nil)
close(done)
}()
select {
case <-done:
case <-time.After(time.Second):
t.Fatal("Deadlock on cache")
}
}
*/