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test_tsn_elector.cc
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test_tsn_elector.cc
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/*
* Copyright (c) 2017 Juniper Networks, Inc. All rights reserved.
*/
#include "base/os.h"
#include <boost/assign/list_of.hpp>
#include <cfg/cfg_init.h>
#include <oper/operdb_init.h>
#include <controller/controller_init.h>
#include <pkt/pkt_init.h>
#include <services/services_init.h>
#include <vrouter/ksync/ksync_init.h>
#include <cmn/agent_cmn.h>
#include <base/task.h>
#include <io/event_manager.h>
#include <base/util.h>
#include <ifmap/ifmap_agent_parser.h>
#include <ifmap/ifmap_agent_table.h>
#include <oper/vn.h>
#include <oper/vm.h>
#include <oper/interface_common.h>
#include <oper/tunnel_nh.h>
#include "testing/gunit.h"
#include "test_cmn_util.h"
#include "vr_types.h"
using namespace std;
using namespace boost::assign;
struct PortInfo input[] = {
{"vnet1", 1, "1.1.1.10", "00:00:01:01:01:10", 1, 1},
};
IpamInfo ipam_info[] = {
{"1.1.1.0", 24, "1.1.1.200", true},
};
void RouterIdDepInit(Agent *agent) {
}
static void ValidateSandeshResponse(Sandesh *sandesh, vector<int> &result) {
//TBD
//Validate the response by the expectation
}
class TsnElectorTest : public ::testing::Test {
public:
TsnElectorTest() : agent_(Agent::GetInstance()) {
}
virtual void SetUp() {
bgp_peer_ = CreateBgpPeer("127.0.0.1", "remote");
client->WaitForIdle();
}
virtual void TearDown() {
DeleteBgpPeer(bgp_peer_);
client->WaitForIdle();
}
Agent *agent_;
BgpPeer *bgp_peer_;
};
bool IsEvpnCompositePresent(const std::string vrf_name, const Agent *agent) {
BridgeRouteEntry *mc_route =
L2RouteGet(vrf_name, MacAddress::FromString("ff:ff:ff:ff:ff:ff"));
const NextHop *nh = mc_route->GetActiveNextHop();
const CompositeNH *cnh1 = static_cast<const CompositeNH *>(nh);
EXPECT_TRUE(cnh1->composite_nh_type() == Composite::L2COMP);
for (ComponentNHList::const_iterator it = cnh1->component_nh_list().begin();
it != cnh1->component_nh_list().end(); it++) {
const CompositeNH *cnh2 = static_cast<const CompositeNH *>((*it)->nh());
if (cnh2->composite_nh_type() == Composite::EVPN) {
return true;
}
}
return false;
}
bool AreEvpnComponentPresent(const std::string vrf_name,
std::vector<std::string> vtep,
const Agent *agent) {
BridgeRouteEntry *mc_route =
L2RouteGet(vrf_name, MacAddress::FromString("ff:ff:ff:ff:ff:ff"));
const NextHop *nh = mc_route->GetActiveNextHop();
const CompositeNH *cnh1 = static_cast<const CompositeNH *>(nh);
EXPECT_TRUE(cnh1->composite_nh_type() == Composite::L2COMP);
for (ComponentNHList::const_iterator it = cnh1->component_nh_list().begin();
it != cnh1->component_nh_list().end(); it++) {
const CompositeNH *cnh2 = static_cast<const CompositeNH *>((*it)->nh());
if (cnh2->composite_nh_type() != Composite::EVPN) {
continue;
}
ComponentNHList::const_iterator it2 = cnh2->begin();
while (it2 != cnh2->end()) {
const ComponentNH *comp_nh = (*it2).get();
const TunnelNH *tunnel = dynamic_cast<const TunnelNH *>
(comp_nh->nh());
if (!tunnel)
return false;
std::vector<std::string>::iterator vtep_it =
std::find(vtep.begin(), vtep.end(),
tunnel->GetDip()->to_string());
if (vtep_it == vtep.end())
return false;
vtep.erase(vtep_it);
it2++;
}
}
if (vtep.empty())
return true;
return false;
}
void FillOlist(Agent *agent, std::string ip, TunnelOlist &olist) {
olist.push_back(OlistTunnelEntry(nil_uuid(), 10,
IpAddress::from_string(ip).to_v4(),
TunnelType::VxlanType()));
}
void AddEvpnList(Agent *agent, TunnelOlist &olist, BgpPeer *bgp_peer) {
MulticastHandler *mc_handler = static_cast<MulticastHandler *>(agent->
oper_db()->multicast());
//Send explicit evpn olist
mc_handler->ModifyEvpnMembers(bgp_peer,
"vrf1",
olist,
0,
1);
}
void DelEvpnList(Agent *agent, BgpPeer *bgp_peer) {
MulticastHandler *mc_handler = static_cast<MulticastHandler *>(agent->
oper_db()->multicast());
TunnelOlist olist;
//Send explicit evpn olist
mc_handler->ModifyEvpnMembers(bgp_peer,
"vrf1",
olist,
0,
ControllerPeerPath::kInvalidPeerIdentifier);
}
TEST_F(TsnElectorTest, Test_1) {
client->Reset();
CreateVmportEnv(input, 1);
client->WaitForIdle();
AddIPAM("vn1", ipam_info, 1);
client->WaitForIdle();
EXPECT_TRUE(VmPortActive(input, 0));
VrfEntry *fabric_vrf = agent_->fabric_policy_vrf();
InetUnicastAgentRouteTable *inet4_table = fabric_vrf->
GetInet4UnicastRouteTable();
InetUnicastRouteEntry *vhost_rt = inet4_table->FindRoute(agent_->
params()->vhost_addr());
EXPECT_TRUE(vhost_rt != NULL);
EXPECT_TRUE(vhost_rt->GetActivePath()->inactive() == false);
InetUnicastRouteEntry *vm_rt = RouteGet("vrf1",
Ip4Address::from_string("1.1.1.10"), 32);
EXPECT_TRUE(vm_rt != NULL);
EXPECT_TRUE(vm_rt->GetActivePath()->inactive());
InetUnicastRouteEntry *subnet_rt = RouteGet("vrf1",
Ip4Address::from_string("1.1.1.200"), 32);
EXPECT_TRUE(subnet_rt != NULL);
EXPECT_TRUE(subnet_rt->GetActivePath()->inactive() == false);
EXPECT_FALSE(IsEvpnCompositePresent("vrf1", agent_));
//Add evpn
TunnelOlist olist;
FillOlist(agent_, "11.1.2.1", olist);
FillOlist(agent_, "11.1.1.1", olist);
FillOlist(agent_, "11.1.0.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
olist.clear();
FillOlist(agent_, "11.1.1.1", olist);
FillOlist(agent_, "11.1.2.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
olist.clear();
FillOlist(agent_, "11.1.0.1", olist);
FillOlist(agent_, "11.1.2.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
DelEvpnList(agent_, bgp_peer_);
client->WaitForIdle();
//Delete
DeleteVmportEnv(input, 1, true);
DelIPAM("vn1");
client->WaitForIdle();
EXPECT_FALSE(VmPortActive(input, 0));
}
TEST_F(TsnElectorTest, Test_2) {
client->Reset();
CreateVmportEnv(input, 1);
client->WaitForIdle();
AddIPAM("vn1", ipam_info, 1);
client->WaitForIdle();
EXPECT_TRUE(VmPortActive(input, 0));
EXPECT_FALSE(IsEvpnCompositePresent("vrf1", agent_));
Inet4TunnelRouteAdd(bgp_peer_, agent_->fabric_policy_vrf_name(),
IpAddress::from_string("10.1.0.1").to_v4(), 32,
IpAddress::from_string("8.8.8.8").to_v4(),
TunnelType::MplsType(), 101,
agent_->fabric_policy_vrf_name(),
SecurityGroupList(), TagList(), PathPreference());
client->WaitForIdle();
//Add evpn
TunnelOlist olist;
FillOlist(agent_, "11.1.2.1", olist);
FillOlist(agent_, "11.1.1.1", olist);
FillOlist(agent_, "11.1.0.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_FALSE(IsEvpnCompositePresent("vrf1", agent_));
DeleteRoute(agent_->fabric_policy_vrf_name().c_str(), "10.1.0.1", 32,
bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
DelEvpnList(agent_, bgp_peer_);
client->WaitForIdle();
//Delete
DeleteVmportEnv(input, 1, true);
DelIPAM("vn1");
client->WaitForIdle();
EXPECT_FALSE(VmPortActive(input, 0));
}
TEST_F(TsnElectorTest, Test_3) {
client->Reset();
CreateVmportEnv(input, 1);
client->WaitForIdle();
AddIPAM("vn1", ipam_info, 1);
client->WaitForIdle();
EXPECT_TRUE(VmPortActive(input, 0));
EXPECT_FALSE(IsEvpnCompositePresent("vrf1", agent_));
//Add evpn
TunnelOlist olist;
FillOlist(agent_, "11.1.2.1", olist);
FillOlist(agent_, "11.1.1.1", olist);
FillOlist(agent_, "11.1.0.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
Inet4TunnelRouteAdd(bgp_peer_, agent_->fabric_policy_vrf_name(),
IpAddress::from_string("10.1.0.1").to_v4(), 32,
IpAddress::from_string("8.8.8.8").to_v4(),
TunnelType::MplsType(), 101,
agent_->fabric_policy_vrf_name(),
SecurityGroupList(), TagList(), PathPreference());
client->WaitForIdle();
EXPECT_FALSE(IsEvpnCompositePresent("vrf1", agent_));
DeleteRoute(agent_->fabric_policy_vrf_name().c_str(), "10.1.0.1", 32,
bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
DelEvpnList(agent_, bgp_peer_);
client->WaitForIdle();
//Delete
DeleteVmportEnv(input, 1, true);
DelIPAM("vn1");
client->WaitForIdle();
EXPECT_FALSE(VmPortActive(input, 0));
}
TEST_F(TsnElectorTest, Test_4) {
client->Reset();
CreateVmportEnv(input, 1);
client->WaitForIdle();
AddIPAM("vn1", ipam_info, 1);
client->WaitForIdle();
EXPECT_TRUE(VmPortActive(input, 0));
EXPECT_FALSE(IsEvpnCompositePresent("vrf1", agent_));
Inet4TunnelRouteAdd(bgp_peer_, agent_->fabric_policy_vrf_name(),
IpAddress::from_string("10.1.2.1").to_v4(), 32,
IpAddress::from_string("8.8.8.8").to_v4(),
TunnelType::MplsType(), 101,
agent_->fabric_policy_vrf_name(),
SecurityGroupList(), TagList(), PathPreference());
client->WaitForIdle();
//Add evpn
TunnelOlist olist;
FillOlist(agent_, "11.1.2.1", olist);
FillOlist(agent_, "11.1.1.1", olist);
FillOlist(agent_, "11.1.0.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
DeleteRoute(agent_->fabric_policy_vrf_name().c_str(), "10.1.2.1", 32,
bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
DelEvpnList(agent_, bgp_peer_);
client->WaitForIdle();
//Delete
DeleteVmportEnv(input, 1, true);
DelIPAM("vn1");
client->WaitForIdle();
EXPECT_FALSE(VmPortActive(input, 0));
}
TEST_F(TsnElectorTest, Test_5) {
client->Reset();
CreateVmportEnv(input, 1);
client->WaitForIdle();
AddIPAM("vn1", ipam_info, 1);
client->WaitForIdle();
EXPECT_TRUE(VmPortActive(input, 0));
EXPECT_FALSE(IsEvpnCompositePresent("vrf1", agent_));
//Add evpn
TunnelOlist olist;
FillOlist(agent_, "11.1.2.1", olist);
FillOlist(agent_, "11.1.1.1", olist);
FillOlist(agent_, "11.1.0.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
Inet4TunnelRouteAdd(bgp_peer_, agent_->fabric_policy_vrf_name(),
IpAddress::from_string("10.1.2.1").to_v4(), 32,
IpAddress::from_string("8.8.8.8").to_v4(),
TunnelType::MplsType(), 101,
agent_->fabric_policy_vrf_name(),
SecurityGroupList(), TagList(), PathPreference());
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
DeleteRoute(agent_->fabric_policy_vrf_name().c_str(), "10.1.2.1", 32,
bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
DelEvpnList(agent_, bgp_peer_);
client->WaitForIdle();
//Delete
DeleteVmportEnv(input, 1, true);
DelIPAM("vn1");
client->WaitForIdle();
EXPECT_FALSE(VmPortActive(input, 0));
}
TEST_F(TsnElectorTest, Test_6) {
client->Reset();
CreateVmportEnv(input, 1);
client->WaitForIdle();
AddIPAM("vn1", ipam_info, 1);
client->WaitForIdle();
EXPECT_TRUE(VmPortActive(input, 0));
VrfEntry *fabric_vrf = agent_->fabric_policy_vrf();
InetUnicastAgentRouteTable *inet4_table = fabric_vrf->
GetInet4UnicastRouteTable();
InetUnicastRouteEntry *vhost_rt = inet4_table->FindRoute(agent_->
params()->vhost_addr());
EXPECT_TRUE(vhost_rt != NULL);
EXPECT_TRUE(vhost_rt->GetActivePath()->inactive() == false);
InetUnicastRouteEntry *vm_rt = RouteGet("vrf1",
Ip4Address::from_string("1.1.1.10"), 32);
EXPECT_TRUE(vm_rt != NULL);
EXPECT_TRUE(vm_rt->GetActivePath()->inactive());
InetUnicastRouteEntry *subnet_rt = RouteGet("vrf1",
Ip4Address::from_string("1.1.1.200"), 32);
EXPECT_TRUE(subnet_rt != NULL);
EXPECT_TRUE(subnet_rt->GetActivePath()->inactive() == false);
EXPECT_FALSE(IsEvpnCompositePresent("vrf1", agent_));
//Add physical locator
AddPhysicalDeviceWithIp(1, "tor-1", "", "11.1.0.1", "11.1.0.100", "",
agent_);
client->WaitForIdle();
//Add evpn
TunnelOlist olist;
FillOlist(agent_, "11.1.2.1", olist);
FillOlist(agent_, "11.1.1.1", olist);
FillOlist(agent_, "11.1.0.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
std::vector<std::string> vtep_list;
vtep_list.push_back("11.1.0.1");
EXPECT_TRUE(AreEvpnComponentPresent("vrf1", vtep_list, agent_));
//add another physical locator
AddPhysicalDeviceWithIp(2, "tor-2", "", "11.1.1.1", "11.1.1.100", "",
agent_);
client->WaitForIdle();
vtep_list.push_back("11.1.1.1");
EXPECT_TRUE(AreEvpnComponentPresent("vrf1", vtep_list, agent_));
olist.clear();
FillOlist(agent_, "11.1.1.1", olist);
FillOlist(agent_, "11.1.2.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
vtep_list.clear();
vtep_list.push_back("11.1.1.1");
EXPECT_TRUE(AreEvpnComponentPresent("vrf1", vtep_list, agent_));
DelPhysicalDeviceWithIp(agent_, 1);
olist.clear();
FillOlist(agent_, "11.1.0.1", olist);
FillOlist(agent_, "11.1.2.1", olist);
AddEvpnList(agent_, olist, bgp_peer_);
client->WaitForIdle();
EXPECT_TRUE(IsEvpnCompositePresent("vrf1", agent_));
vtep_list.clear();
EXPECT_TRUE(AreEvpnComponentPresent("vrf1", vtep_list, agent_));
DelPhysicalDeviceWithIp(agent_, 2);
client->WaitForIdle();
DelEvpnList(agent_, bgp_peer_);
client->WaitForIdle();
//Delete
DeleteVmportEnv(input, 1, true);
DelIPAM("vn1");
client->WaitForIdle();
EXPECT_FALSE(VmPortActive(input, 0));
}
//Refer: https://bugs.launchpad.net/juniperopenstack/+bug/1724064
//Routes in fabric vrf should remain active in tsn-no-forwarding-mode
TEST_F(TsnElectorTest, Test_7) {
client->Reset();
CreateVmportEnv(input, 1);
client->WaitForIdle();
AddIPAM("vn1", ipam_info, 1);
client->WaitForIdle();
EXPECT_TRUE(VmPortActive(input, 0));
VrfEntry *fabric_vrf = agent_->fabric_vrf();
InetUnicastAgentRouteTable *inet4_table = fabric_vrf->
GetInet4UnicastRouteTable();
InetUnicastRouteEntry *default_rt =
inet4_table->FindRoute(Ip4Address::from_string("0.0.0.0"));
EXPECT_FALSE(default_rt->GetActivePath()->inactive());
//Delete
DeleteVmportEnv(input, 1, true);
DelIPAM("vn1");
client->WaitForIdle();
EXPECT_FALSE(VmPortActive(input, 0));
}
int main(int argc, char **argv) {
GETUSERARGS();
strcpy(init_file, DEFAULT_VNSW_TSN_NO_FORWARDING_CONFIG_FILE);
client = TestInit(init_file, ksync_init);
int ret = RUN_ALL_TESTS();
client->WaitForIdle();
TestShutdown();
delete client;
return ret;
}