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service_chain_test.cc
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service_chain_test.cc
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/*
* Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
*/
#include <fstream>
#include <algorithm>
#include <boost/regex.hpp>
#include <boost/foreach.hpp>
#include <boost/assign/list_of.hpp>
#include <boost/program_options.hpp>
#include <pugixml/pugixml.hpp>
#include "base/task_annotations.h"
#include "base/test/task_test_util.h"
#include "bgp/bgp_config_ifmap.h"
#include "bgp/bgp_config_parser.h"
#include "bgp/bgp_factory.h"
#include "bgp/bgp_log.h"
#include "bgp/bgp_sandesh.h"
#include "bgp/inet/inet_table.h"
#include "bgp/inet6/inet6_table.h"
#include "bgp/inet6vpn/inet6vpn_table.h"
#include "bgp/extended-community/load_balance.h"
#include "bgp/extended-community/site_of_origin.h"
#include "bgp/l3vpn/inetvpn_table.h"
#include "bgp/origin-vn/origin_vn.h"
#include "bgp/routing-instance/iservice_chain_mgr.h"
#include "bgp/routing-instance/routing_instance.h"
#include "bgp/routing-instance/service_chaining_types.h"
#include "bgp/security_group/security_group.h"
#include "bgp/tunnel_encap/tunnel_encap.h"
#include "bgp/test/bgp_server_test_util.h"
#include "bgp/test/bgp_test_util.h"
#include "control-node/control_node.h"
#include "db/db_graph.h"
#include "db/test/db_test_util.h"
#include "ifmap/ifmap_link_table.h"
#include "ifmap/ifmap_server_parser.h"
#include "ifmap/test/ifmap_test_util.h"
#include "net/community_type.h"
#include "schema/bgp_schema_types.h"
#include "schema/vnc_cfg_types.h"
using boost::assign::list_of;
using boost::assign::map_list_of;
using namespace boost::program_options;
using pugi::xml_document;
using pugi::xml_node;
using pugi::xml_parse_result;
using std::auto_ptr;
using std::endl;
using std::ifstream;
using std::istreambuf_iterator;
using std::istringstream;
using std::multimap;
using std::set;
using std::sort;
using std::string;
using std::stringstream;
using std::vector;
class BgpPeerMock : public IPeer {
public:
BgpPeerMock(const Ip4Address &address) : address_(address) { }
virtual ~BgpPeerMock() { }
virtual string ToString() const {
return address_.to_string();
}
virtual string ToUVEKey() const {
return address_.to_string();
}
virtual bool SendUpdate(const uint8_t *msg, size_t msgsize) {
return true;
}
virtual BgpServer *server() {
return NULL;
}
virtual IPeerClose *peer_close() {
return NULL;
}
virtual IPeerDebugStats *peer_stats() {
return NULL;
}
virtual const IPeerDebugStats *peer_stats() const {
return NULL;
}
virtual bool IsReady() const {
return true;
}
virtual bool IsXmppPeer() const { return false; }
virtual void Close() {
}
BgpProto::BgpPeerType PeerType() const {
return BgpProto::IBGP;
}
virtual uint32_t bgp_identifier() const {
return htonl(address_.to_ulong());
}
virtual const string GetStateName() const {
return "";
}
virtual void UpdateRefCount(int count) const { }
virtual tbb::atomic<int> GetRefCount() const {
tbb::atomic<int> count;
count = 0;
return count;
}
virtual void UpdatePrimaryPathCount(int count) const { }
virtual int GetPrimaryPathCount() const { return 0; }
private:
Ip4Address address_;
};
static bool service_is_transparent;
static bool connected_rt_is_vpn;
//
// Template structure to pass to fixture class template. Needed because
// gtest fixture class template can accept only one template parameter.
//
template <typename T1, typename T2, typename T3, typename T4, typename T5,
typename T6>
struct TypeDefinition {
typedef T1 TableT;
typedef T2 PrefixT;
typedef T3 RouteT;
typedef T4 VpnTableT;
typedef T5 VpnPrefixT;
typedef T6 VpnRouteT;
};
// TypeDefinitions that we want to test.
typedef TypeDefinition<InetTable, Ip4Prefix, InetRoute, InetVpnTable,
InetVpnPrefix, InetVpnRoute> InetDefinition;
typedef TypeDefinition<Inet6Table, Inet6Prefix, Inet6Route, Inet6VpnTable,
Inet6VpnPrefix, Inet6VpnRoute> Inet6Definition;
//
// Fixture class template - instantiated later for each TypeDefinition.
//
template <typename T>
class ServiceChainTest : public ::testing::Test {
protected:
typedef typename T::TableT TableT;
typedef typename T::PrefixT PrefixT;
typedef typename T::RouteT RouteT;
typedef typename T::VpnTableT VpnTableT;
typedef typename T::VpnPrefixT VpnPrefixT;
typedef typename T::VpnRouteT VpnRouteT;
ServiceChainTest()
: bgp_server_(new BgpServer(&evm_)),
family_(GetFamily()),
ipv6_prefix_("::ffff:"),
parser_(&config_db_),
ri_mgr_(NULL),
service_chain_mgr_(NULL),
service_is_transparent_(service_is_transparent),
connected_rt_is_vpn_(connected_rt_is_vpn),
validate_done_(false) {
IFMapLinkTable_Init(&config_db_, &config_graph_);
bgp_schema_Server_ModuleInit(&config_db_, &config_graph_);
vnc_cfg_Server_ModuleInit(&config_db_, &config_graph_);
}
~ServiceChainTest() {
STLDeleteValues(&peers_);
}
virtual void SetUp() {
CreatePeer("192.168.0.1");
CreatePeer("192.168.0.2");
CreatePeer("192.168.0.3");
CreatePeer("192.168.0.4");
IFMapServerParser *parser = IFMapServerParser::GetInstance("schema");
bgp_schema_ParserInit(parser);
vnc_cfg_ParserInit(parser);
BgpIfmapConfigManager *config_manager =
static_cast<BgpIfmapConfigManager *>(
bgp_server_->config_manager());
config_manager->Initialize(&config_db_, &config_graph_, "local");
ri_mgr_ = bgp_server_->routing_instance_mgr();
service_chain_mgr_ = bgp_server_->service_chain_mgr(family_);
this->EnableServiceChainAggregation();
}
virtual void TearDown() {
task_util::WaitForIdle();
bgp_server_->Shutdown();
task_util::WaitForIdle();
db_util::Clear(&config_db_);
IFMapServerParser *parser = IFMapServerParser::GetInstance("schema");
parser->MetadataClear("schema");
}
void NetworkConfig(const vector<string> &instance_names,
const multimap<string, string> &connections) {
string netconf(
bgp_util::NetworkConfigGenerate(instance_names, connections));
IFMapServerParser *parser = IFMapServerParser::GetInstance("schema");
parser->Receive(&config_db_, netconf.data(), netconf.length(), 0);
task_util::WaitForIdle();
}
string ParseConfigFile(const string &filename) {
string content = GetConfigFileContents(filename);
if (family_ == Address::INET6)
boost::replace_all(content, "service-chain-info",
"ipv6-service-chain-info");
parser_.Parse(content);
task_util::WaitForIdle();
return content;
}
void ParseConfigString(const string &content) {
parser_.Parse(content);
task_util::WaitForIdle();
}
void VerifyNetworkConfig(const vector<string> &instance_names) {
for (vector<string>::const_iterator iter = instance_names.begin();
iter != instance_names.end(); ++iter) {
TASK_UTIL_WAIT_NE_NO_MSG(ri_mgr_->GetRoutingInstance(*iter),
NULL, 1000, 10000, "Wait for routing instance..");
const RoutingInstance *rti = ri_mgr_->GetRoutingInstance(*iter);
TASK_UTIL_WAIT_NE_NO_MSG(rti->virtual_network_index(),
0, 1000, 10000, "Wait for vn index..");
}
}
void CreatePeer(const string &address) {
boost::system::error_code ec;
peers_.push_back(new BgpPeerMock(Ip4Address::from_string(address, ec)));
assert(ec.value() == 0);
}
void SetLifetimeManagerQueueDisable(bool disabled) {
BgpLifetimeManagerTest *ltm = dynamic_cast<BgpLifetimeManagerTest *>(
bgp_server_->lifetime_manager());
assert(ltm);
ltm->SetQueueDisable(disabled);
}
void DisableResolveTrigger() {
service_chain_mgr_->DisableResolveTrigger();
}
void EnableResolveTrigger() {
service_chain_mgr_->EnableResolveTrigger();
}
bool IsServiceChainQEmpty() {
return service_chain_mgr_->IsQueueEmpty();
}
void DisableServiceChainQ() {
service_chain_mgr_->DisableQueue();
}
void EnableServiceChainQ() {
service_chain_mgr_->EnableQueue();
}
size_t ServiceChainPendingQSize() {
return service_chain_mgr_->PendingQueueSize();
}
void DisableServiceChainAggregation() {
service_chain_mgr_->set_aggregate_host_route(false);
}
void EnableServiceChainAggregation() {
service_chain_mgr_->set_aggregate_host_route(true);
}
void AddRoute(IPeer *peer, const string &instance_name,
const string &prefix, int localpref,
vector<uint32_t> commlist = vector<uint32_t>(),
vector<uint32_t> sglist = vector<uint32_t>(),
set<string> encap = set<string>(),
const SiteOfOrigin &soo = SiteOfOrigin(),
string nexthop_str = "", uint32_t flags = 0,
int label = 0, const LoadBalance &lb = LoadBalance()) {
boost::system::error_code error;
PrefixT nlri = PrefixT::FromString(prefix, &error);
EXPECT_FALSE(error);
DBRequest request;
request.oper = DBRequest::DB_ENTRY_ADD_CHANGE;
request.key.reset(new typename TableT::RequestKey(nlri, peer));
BgpAttrSpec attr_spec;
boost::scoped_ptr<BgpAttrLocalPref> local_pref(
new BgpAttrLocalPref(localpref));
attr_spec.push_back(local_pref.get());
if (nexthop_str.empty())
nexthop_str = this->BuildNextHopAddress("7.8.9.1");
IpAddress chain_addr = Ip4Address::from_string(nexthop_str, error);
boost::scoped_ptr<BgpAttrNextHop> nexthop_attr(
new BgpAttrNextHop(chain_addr.to_v4().to_ulong()));
attr_spec.push_back(nexthop_attr.get());
CommunitySpec comm;
if (!commlist.empty()) {
comm.communities = commlist;
attr_spec.push_back(&comm);
}
ExtCommunitySpec ext_comm;
for (vector<uint32_t>::iterator it = sglist.begin();
it != sglist.end(); it++) {
SecurityGroup sgid(0, *it);
ext_comm.communities.push_back(sgid.GetExtCommunityValue());
}
for (set<string>::iterator it = encap.begin();
it != encap.end(); it++) {
TunnelEncap tunnel_encap(*it);
ext_comm.communities.push_back(tunnel_encap.GetExtCommunityValue());
}
if (!soo.IsNull())
ext_comm.communities.push_back(soo.GetExtCommunityValue());
if (!lb.IsDefault())
ext_comm.communities.push_back(lb.GetExtCommunityValue());
attr_spec.push_back(&ext_comm);
BgpAttrPtr attr = bgp_server_->attr_db()->Locate(attr_spec);
request.data.reset(new BgpTable::RequestData(attr, flags, label));
BgpTable *table = GetTable(instance_name);
ASSERT_TRUE(table != NULL);
table->Enqueue(&request);
}
void AddRoute(IPeer *peer, const string &instance_name,
const string &prefix, int localpref,
const SiteOfOrigin &soo) {
AddRoute(peer, instance_name, prefix, localpref,
vector<uint32_t>(), vector<uint32_t>(), set<string>(), soo);
}
void DeleteRoute(IPeer *peer, const string &instance_name,
const string &prefix) {
boost::system::error_code error;
PrefixT nlri = PrefixT::FromString(prefix, &error);
EXPECT_FALSE(error);
DBRequest request;
request.oper = DBRequest::DB_ENTRY_DELETE;
request.key.reset(new typename TableT::RequestKey(nlri, peer));
BgpTable *table = GetTable(instance_name);
ASSERT_TRUE(table != NULL);
table->Enqueue(&request);
}
void AddVpnRoute(IPeer *peer, const string &instance_name,
const string &prefix, int localpref,
vector<uint32_t> sglist = vector<uint32_t>(),
set<string> encap = set<string>(),
string nexthop_str = "",
uint32_t flags = 0, int label = 0,
const LoadBalance &lb = LoadBalance()) {
BgpTable *table = GetTable(instance_name);
ASSERT_TRUE(table != NULL);
const RoutingInstance *rtinstance = table->routing_instance();
ASSERT_TRUE(rtinstance != NULL);
int rti_index = rtinstance->index();
string vpn_prefix;
string peer_str = peer ? peer->ToString() :
BuildNextHopAddress("7.7.7.7");
vpn_prefix = peer_str + ":" + integerToString(rti_index) + ":" + prefix;
boost::system::error_code error;
VpnPrefixT nlri = VpnPrefixT::FromString(vpn_prefix, &error);
EXPECT_FALSE(error);
DBRequest request;
request.oper = DBRequest::DB_ENTRY_ADD_CHANGE;
request.key.reset(new typename VpnTableT::RequestKey(nlri, peer));
BgpAttrSpec attr_spec;
boost::scoped_ptr<BgpAttrLocalPref> local_pref(
new BgpAttrLocalPref(localpref));
attr_spec.push_back(local_pref.get());
if (nexthop_str.empty())
nexthop_str = this->BuildNextHopAddress("7.8.9.1");
IpAddress chain_addr = Ip4Address::from_string(nexthop_str, error);
boost::scoped_ptr<BgpAttrNextHop> nexthop_attr(
new BgpAttrNextHop(chain_addr.to_v4().to_ulong()));
attr_spec.push_back(nexthop_attr.get());
RouteTarget target = *(rtinstance->GetExportList().begin());
uint64_t extcomm_value = get_value(target.GetExtCommunity().begin(), 8);
ExtCommunitySpec extcomm_spec;
extcomm_spec.communities.push_back(extcomm_value);
for (vector<uint32_t>::iterator it = sglist.begin();
it != sglist.end(); it++) {
SecurityGroup sgid(0, *it);
extcomm_spec.communities.push_back(sgid.GetExtCommunityValue());
}
for (set<string>::iterator it = encap.begin();
it != encap.end(); it++) {
TunnelEncap tunnel_encap(*it);
extcomm_spec.communities.push_back(
tunnel_encap.GetExtCommunityValue());
}
if (!lb.IsDefault())
extcomm_spec.communities.push_back(lb.GetExtCommunityValue());
const RoutingInstance *rti = ri_mgr_->GetRoutingInstance(instance_name);
TASK_UTIL_EXPECT_NE(0, rti->virtual_network_index());
OriginVn origin_vn(0, rti->virtual_network_index());
extcomm_spec.communities.push_back(origin_vn.GetExtCommunityValue());
attr_spec.push_back(&extcomm_spec);
AsPathSpec path_spec;
AsPathSpec::PathSegment *path_seg = new AsPathSpec::PathSegment;
path_seg->path_segment_type = AsPathSpec::PathSegment::AS_SEQUENCE;
path_seg->path_segment.push_back(64513);
path_seg->path_segment.push_back(64514);
path_seg->path_segment.push_back(64515);
path_spec.path_segments.push_back(path_seg);
attr_spec.push_back(&path_spec);
BgpAttrPtr attr = bgp_server_->attr_db()->Locate(attr_spec);
request.data.reset(new BgpTable::RequestData(attr, flags, label));
table = GetVpnTable();
ASSERT_TRUE(table != NULL);
table->Enqueue(&request);
}
void AddVpnRoute(IPeer *peer, const vector<string> &instance_names,
const string &prefix, int localpref,
string nexthop_str = "",
uint32_t flags = 0, int label = 0,
const LoadBalance &lb = LoadBalance()) {
RoutingInstance *rtinstance =
ri_mgr_->GetRoutingInstance(instance_names[0]);
ASSERT_TRUE(rtinstance != NULL);
int rti_index = rtinstance->index();
string vpn_prefix;
string peer_str = peer ? peer->ToString() :
BuildNextHopAddress("7.7.7.7");
vpn_prefix = peer_str + ":" + integerToString(rti_index) + ":" + prefix;
boost::system::error_code error;
VpnPrefixT nlri = VpnPrefixT::FromString(vpn_prefix, &error);
EXPECT_FALSE(error);
DBRequest request;
request.oper = DBRequest::DB_ENTRY_ADD_CHANGE;
request.key.reset(new typename VpnTableT::RequestKey(nlri, peer));
BgpAttrSpec attr_spec;
boost::scoped_ptr<BgpAttrLocalPref> local_pref(
new BgpAttrLocalPref(localpref));
attr_spec.push_back(local_pref.get());
if (nexthop_str.empty())
nexthop_str = this->BuildNextHopAddress("7.8.9.1");
IpAddress chain_addr = Ip4Address::from_string(nexthop_str, error);
boost::scoped_ptr<BgpAttrNextHop> nexthop_attr(
new BgpAttrNextHop(chain_addr.to_v4().to_ulong()));
attr_spec.push_back(nexthop_attr.get());
ExtCommunitySpec extcomm_spec;
BOOST_FOREACH(const string &instance_name, instance_names) {
RoutingInstance *rti = ri_mgr_->GetRoutingInstance(instance_name);
ASSERT_TRUE(rti != NULL);
ASSERT_EQ(1, rti->GetExportList().size());
RouteTarget rtarget = *(rti->GetExportList().begin());
extcomm_spec.communities.push_back(rtarget.GetExtCommunityValue());
}
if (!lb.IsDefault())
extcomm_spec.communities.push_back(lb.GetExtCommunityValue());
attr_spec.push_back(&extcomm_spec);
BgpAttrPtr attr = bgp_server_->attr_db()->Locate(attr_spec);
request.data.reset(new BgpTable::RequestData(attr, flags, label));
BgpTable *table = GetVpnTable();
ASSERT_TRUE(table != NULL);
table->Enqueue(&request);
}
void DeleteVpnRoute(IPeer *peer, const string &instance_name,
const string &prefix) {
BgpTable *table = GetTable(instance_name);
ASSERT_TRUE(table != NULL);
const RoutingInstance *rtinstance = table->routing_instance();
ASSERT_TRUE(rtinstance != NULL);
int rti_index = rtinstance->index();
string vpn_prefix;
if (peer) {
vpn_prefix = peer->ToString() + ":" + integerToString(rti_index) +
":" + prefix;
} else {
vpn_prefix = "7.7.7.7:" + integerToString(rti_index) + ":" + prefix;
}
boost::system::error_code error;
VpnPrefixT nlri = VpnPrefixT::FromString(vpn_prefix, &error);
EXPECT_FALSE(error);
DBRequest request;
request.oper = DBRequest::DB_ENTRY_DELETE;
request.key.reset(new typename VpnTableT::RequestKey(nlri, peer));
table = GetVpnTable();
ASSERT_TRUE(table != NULL);
table->Enqueue(&request);
}
void AddConnectedRoute(IPeer *peer, const string &prefix,
int localpref, string nexthop = "",
uint32_t flags = 0, int label = 0,
vector<uint32_t> sglist = vector<uint32_t>(),
set<string> encap = set<string>(),
const LoadBalance &lb = LoadBalance()) {
AddConnectedRoute(1, peer, prefix, localpref, nexthop, flags, label,
sglist, encap, lb);
}
void AddConnectedRoute(int chain_idx, IPeer *peer, const string &prefix,
int localpref, string nexthop = "",
uint32_t flags = 0, int label = 0,
vector<uint32_t> sglist = vector<uint32_t>(),
set<string> encap = set<string>(),
const LoadBalance &lb = LoadBalance()) {
assert(1 <= chain_idx && chain_idx <= 3);
string connected_table;
if (chain_idx == 1) {
connected_table = service_is_transparent_ ? "blue-i1" : "blue";
} else if (chain_idx == 2) {
connected_table = service_is_transparent_ ? "core-i3" : "core";
} else if (chain_idx == 3) {
connected_table = service_is_transparent_ ? "core-i5" : "core";
}
if (nexthop.empty())
nexthop = BuildNextHopAddress("7.8.9.1");
if (connected_rt_is_vpn_) {
AddVpnRoute(peer, connected_table, prefix,
localpref, sglist, encap, nexthop, flags, label, lb);
} else {
AddRoute(peer, connected_table, prefix, localpref,
vector<uint32_t>(), sglist, encap, SiteOfOrigin(), nexthop,
flags, label, lb);
}
task_util::WaitForIdle();
}
void DeleteConnectedRoute(IPeer *peer, const string &prefix) {
string connected_table = service_is_transparent_ ? "blue-i1" : "blue";
if (connected_rt_is_vpn_) {
DeleteVpnRoute(peer, connected_table, prefix);
} else {
DeleteRoute(peer, connected_table, prefix);
}
task_util::WaitForIdle();
}
void DeleteConnectedRoute(int chain_idx, IPeer *peer,
const string &prefix) {
assert(1 <= chain_idx && chain_idx <= 3);
string connected_table;
if (chain_idx == 1) {
connected_table = service_is_transparent_ ? "blue-i1" : "blue";
} else if (chain_idx == 2) {
connected_table = service_is_transparent_ ? "core-i3" : "core";
} else if (chain_idx == 3) {
connected_table = service_is_transparent_ ? "core-i5" : "core";
}
if (connected_rt_is_vpn_) {
DeleteVpnRoute(peer, connected_table, prefix);
} else {
DeleteRoute(peer, connected_table, prefix);
}
task_util::WaitForIdle();
}
int RouteCount(const string &instance_name) {
BgpTable *table = GetTable(instance_name);
EXPECT_TRUE(table != NULL);
if (table == NULL) {
return 0;
}
return table->Size();
}
BgpRoute *RouteLookup(const string &instance_name, const string &prefix) {
BgpTable *bgp_table = GetTable(instance_name);
TableT *table = dynamic_cast<TableT *>(bgp_table);
EXPECT_TRUE(table != NULL);
if (table == NULL) {
return NULL;
}
boost::system::error_code error;
PrefixT nlri = PrefixT::FromString(prefix, &error);
EXPECT_FALSE(error);
typename TableT::RequestKey key(nlri, NULL);
DBEntry *db_entry = table->Find(&key);
if (db_entry == NULL) {
return NULL;
}
return dynamic_cast<BgpRoute *>(db_entry);
}
BgpRoute *VerifyRouteExists(const string &instance, const string &prefix) {
TASK_UTIL_EXPECT_TRUE(RouteLookup(instance, prefix) != NULL);
BgpRoute *rt = RouteLookup(instance, prefix);
if (rt == NULL) {
return NULL;
}
TASK_UTIL_EXPECT_TRUE(rt->BestPath() != NULL);
return rt;
}
void VerifyRouteNoExists(const string &instance, const string &prefix) {
TASK_UTIL_EXPECT_TRUE(RouteLookup(instance, prefix) == NULL);
}
void VerifyRouteIsDeleted(const string &instance, const string &prefix) {
TASK_UTIL_EXPECT_TRUE(RouteLookup(instance, prefix) != NULL);
BgpRoute *rt = RouteLookup(instance, prefix);
TASK_UTIL_EXPECT_TRUE(rt->IsDeleted());
}
bool MatchPathAttributes(const BgpPath *path,
const string &path_id, const string &origin_vn, uint32_t label,
const vector<uint32_t> sg_ids, const set<string> tunnel_encaps,
const SiteOfOrigin &soo, const vector<uint32_t> &commlist,
const vector<string> &origin_vn_path, const LoadBalance &lb) {
BgpAttrPtr attr = path->GetAttr();
if (attr->nexthop().to_v4().to_string() != path_id)
return false;
if (GetOriginVnFromRoute(path) != origin_vn)
return false;
if (label && path->GetLabel() != label)
return false;
if (attr->as_path_count())
return false;
if (sg_ids.size()) {
vector<uint32_t> path_sg_ids = GetSGIDListFromRoute(path);
if (path_sg_ids.size() != sg_ids.size())
return false;
for (vector<uint32_t>::const_iterator
it1 = path_sg_ids.begin(), it2 = sg_ids.begin();
it1 != path_sg_ids.end() && it2 != sg_ids.end();
++it1, ++it2) {
if (*it1 != *it2)
return false;
}
}
if (tunnel_encaps.size()) {
set<string> path_tunnel_encaps = GetTunnelEncapListFromRoute(path);
if (path_tunnel_encaps != tunnel_encaps)
return false;
}
if (!soo.IsNull()) {
SiteOfOrigin path_soo = GetSiteOfOriginFromRoute(path);
if (path_soo != soo)
return false;
}
if (origin_vn_path.size() &&
GetOriginVnPathFromRoute(path) != origin_vn_path) {
return false;
}
LoadBalance lb2;
if (!lb.IsDefault()) {
if (!GetLoadBalanceFromRoute(path, lb2) || !(lb == lb2))
return false;
} else {
if (GetLoadBalanceFromRoute(path, lb2))
return false;
}
vector<uint32_t> path_commlist = GetCommunityListFromRoute(path);
if (path_commlist != commlist)
return false;
return true;
}
bool CheckPathAttributes(const string &instance, const string &prefix,
const string &path_id, const string &origin_vn, int label,
const vector<uint32_t> sg_ids, const set<string> tunnel_encaps,
const SiteOfOrigin &soo, const vector<uint32_t> &commlist,
const vector<string> &origin_vn_path,
const LoadBalance &lb = LoadBalance()) {
task_util::TaskSchedulerLock lock;
BgpRoute *route = RouteLookup(instance, prefix);
if (!route)
return false;
for (Route::PathList::iterator it = route->GetPathList().begin();
it != route->GetPathList().end(); ++it) {
const BgpPath *path = static_cast<const BgpPath *>(it.operator->());
if (BgpPath::PathIdString(path->GetPathId()) != path_id)
continue;
if (MatchPathAttributes(path, path_id, origin_vn, label,
sg_ids, tunnel_encaps, soo, commlist, origin_vn_path, lb)) {
return true;
}
return false;
}
return false;
}
void VerifyPathAttributes(const string &instance,
const string &prefix, const string &path_id, const string &origin_vn,
const set<string> tunnel_encaps) {
task_util::WaitForIdle();
vector<uint32_t> commlist = list_of(CommunityType::AcceptOwnNexthop);
TASK_UTIL_EXPECT_TRUE(CheckPathAttributes(instance, prefix,
path_id, origin_vn, 0, vector<uint32_t>(), tunnel_encaps,
SiteOfOrigin(), commlist, vector<string>()));
}
bool CheckRouteAttributes(const string &instance, const string &prefix,
const vector<string> &path_ids, const string &origin_vn, int label,
const vector<uint32_t> sg_ids, const set<string> tunnel_encap,
const SiteOfOrigin &soo, const vector<uint32_t> &commlist,
const vector<string> &origin_vn_path,
const LoadBalance &lb = LoadBalance()) {
task_util::TaskSchedulerLock lock;
BgpRoute *route = RouteLookup(instance, prefix);
if (!route)
return false;
if (route->count() != path_ids.size())
return false;
for (Route::PathList::iterator it = route->GetPathList().begin();
it != route->GetPathList().end(); ++it) {
bool found = false;
const BgpPath *path = static_cast<const BgpPath *>(it.operator->());
BOOST_FOREACH(const string &path_id, path_ids) {
if (BgpPath::PathIdString(path->GetPathId()) != path_id)
continue;
found = true;
if (MatchPathAttributes(path, path_id, origin_vn, label,
sg_ids, tunnel_encap, soo, commlist, origin_vn_path, lb)) {
break;
}
return false;
}
if (!found)
return false;
}
return true;
}
void VerifyRouteAttributes(const string &instance,
const string &prefix, const string &path_id, const string &origin_vn,
const LoadBalance &lb) {
task_util::WaitForIdle();
vector<string> path_ids = list_of(path_id);
vector<uint32_t> commlist = list_of(CommunityType::AcceptOwnNexthop);
TASK_UTIL_EXPECT_TRUE(CheckRouteAttributes(
instance, prefix, path_ids, origin_vn, 0, vector<uint32_t>(),
set<string>(), SiteOfOrigin(), commlist, vector<string>(), lb));
}
void VerifyRouteAttributes(const string &instance,
const string &prefix, const string &path_id, const string &origin_vn,
int label = 0) {
task_util::WaitForIdle();
vector<string> path_ids = list_of(path_id);
vector<uint32_t> commlist = list_of(CommunityType::AcceptOwnNexthop);
TASK_UTIL_EXPECT_TRUE(CheckRouteAttributes(
instance, prefix, path_ids, origin_vn, label, vector<uint32_t>(),
set<string>(), SiteOfOrigin(), commlist, vector<string>()));
}
void VerifyRouteAttributes(const string &instance, const string &prefix,
const vector<string> &path_ids, const string &origin_vn) {
task_util::WaitForIdle();
vector<uint32_t> commlist = list_of(CommunityType::AcceptOwnNexthop);
TASK_UTIL_EXPECT_TRUE(CheckRouteAttributes(
instance, prefix, path_ids, origin_vn, 0, vector<uint32_t>(),
set<string>(), SiteOfOrigin(), commlist, vector<string>()));
}
void VerifyRouteAttributes(const string &instance,
const string &prefix, const string &path_id, const string &origin_vn,
const vector<uint32_t> sg_ids) {
task_util::WaitForIdle();
vector<string> path_ids = list_of(path_id);
vector<uint32_t> commlist = list_of(CommunityType::AcceptOwnNexthop);
TASK_UTIL_EXPECT_TRUE(CheckRouteAttributes(
instance, prefix, path_ids, origin_vn, 0, sg_ids, set<string>(),
SiteOfOrigin(), commlist, vector<string>()));
}
void VerifyRouteAttributes(const string &instance,
const string &prefix, const string &path_id, const string &origin_vn,
const set<string> tunnel_encaps) {
task_util::WaitForIdle();
vector<string> path_ids = list_of(path_id);
vector<uint32_t> commlist = list_of(CommunityType::AcceptOwnNexthop);
TASK_UTIL_EXPECT_TRUE(CheckRouteAttributes(
instance, prefix, path_ids, origin_vn, 0, vector<uint32_t>(),
tunnel_encaps, SiteOfOrigin(), commlist, vector<string>()));
}
void VerifyRouteAttributes(const string &instance,
const string &prefix, const string &path_id, const string &origin_vn,
const SiteOfOrigin &soo) {
task_util::WaitForIdle();
vector<string> path_ids = list_of(path_id);
vector<uint32_t> commlist = list_of(CommunityType::AcceptOwnNexthop);
TASK_UTIL_EXPECT_TRUE(CheckRouteAttributes(
instance, prefix, path_ids, origin_vn, 0, vector<uint32_t>(),
set<string>(), soo, commlist, vector<string>()));
}
void VerifyRouteAttributes(const string &instance,
const string &prefix, const string &path_id, const string &origin_vn,
const CommunitySpec &commspec) {
task_util::WaitForIdle();
vector<string> path_ids = list_of(path_id);
TASK_UTIL_EXPECT_TRUE(CheckRouteAttributes(
instance, prefix, path_ids, origin_vn, 0, vector<uint32_t>(),
set<string>(), SiteOfOrigin(), commspec.communities,
vector<string>()));
}
void VerifyRouteAttributes(const string &instance,
const string &prefix, const string &path_id, const string &origin_vn,
const vector<string> &origin_vn_path) {
task_util::WaitForIdle();
vector<string> path_ids = list_of(path_id);
vector<uint32_t> commlist = list_of(CommunityType::AcceptOwnNexthop);
TASK_UTIL_EXPECT_TRUE(CheckRouteAttributes(
instance, prefix, path_ids, origin_vn, 0, vector<uint32_t>(),
set<string>(), SiteOfOrigin(), commlist, origin_vn_path));
}
string FileRead(const string &filename) {
ifstream file(filename.c_str());
string content((istreambuf_iterator<char>(file)),
istreambuf_iterator<char>());
return content;
}
void AddRoutingInstance(string name, string connection) {
stringstream target;
target << "target:64496:" << 100;
ifmap_test_util::IFMapMsgLink(&config_db_,
"routing-instance", name,
"route-target", target.str(),
"instance-target");
task_util::WaitForIdle();
RoutingInstanceMgr *rim = bgp_server_->routing_instance_mgr();
TASK_UTIL_EXPECT_TRUE(rim->GetRoutingInstance(name) != NULL);
ifmap_test_util::IFMapMsgLink(&config_db_,
"routing-instance", name,
"routing-instance", connection,
"connection");
task_util::WaitForIdle();
}
void RemoveRoutingInstance(string name, string connection) {
ifmap_test_util::IFMapMsgUnlink(&config_db_,
"virtual-network", name,
"routing-instance", name,
"virtual-network-routing-instance");
ifmap_test_util::IFMapMsgUnlink(&config_db_,
"routing-instance", name,
"routing-instance", connection,
"connection");
// Cache copy of export route-targets before instance is deleted
RoutingInstance *rti =
bgp_server_->routing_instance_mgr()->GetRoutingInstance(name);
const RoutingInstance::RouteTargetList
target_list(rti->GetExportList());
BOOST_FOREACH(RouteTarget tgt, target_list) {
ifmap_test_util::IFMapMsgUnlink(&config_db_,
"routing-instance", name,
"route-target", tgt.ToString(),
"instance-target");
}
task_util::WaitForIdle();
}
void AddConnection(const string &instance1, const string &instance2) {
ifmap_test_util::IFMapMsgLink(&config_db_,
"routing-instance", instance1,
"routing-instance", instance2,
"connection");
task_util::WaitForIdle();
}
string GetConfigFileContents(string filename) {
string content;
// Convert IPv4 Prefix to IPv6 for IPv6 tests
if (family_ == Address::INET6) {
std::ifstream input(filename.c_str());
boost::regex e1 ("(^.*?)(\\d+\\.\\d+\\.\\d+\\.\\d+)\\/(\\d+)(.*$)");
boost::regex e2 ("(^.*?)(\\d+\\.\\d+\\.\\d+\\.\\d+)(.*$)");
for (string line; getline(input, line);) {
boost::cmatch cm;
if (boost::regex_match(line.c_str(), cm, e1)) {
const string prefix(cm[2].first, cm[2].second);
content += string(cm[1].first, cm[1].second) +
BuildPrefix(prefix, atoi(string(cm[3].first,
cm[3].second).c_str())) +
string(cm[4].first, cm[4].second);
} else if (boost::regex_match(line.c_str(), cm, e2)) {
content += string(cm[1].first, cm[1].second) +
BuildHostAddress(string(cm[2].first, cm[2].second)) +
string(cm[3].first, cm[3].second);
} else {
content += line;
}
}
} else {
content = FileRead(filename);
}
return content;
}
auto_ptr<autogen::ServiceChainInfo>
GetChainConfig(string filename) {
auto_ptr<autogen::ServiceChainInfo>
params (new autogen::ServiceChainInfo());
string content = GetConfigFileContents(filename);
EXPECT_FALSE(content.empty());
istringstream sstream(content);
xml_document xdoc;
xml_parse_result result = xdoc.load(sstream);
if (!result) {
BGP_WARN_UT("Unable to load XML document. (status="
<< result.status << ", offset=" << result.offset << ")");
assert(0);
}
xml_node node = xdoc.first_child();
params->XmlParse(node);
return params;
}
void SetServiceChainInformation(const string &instance,
const string &filename) {
auto_ptr<autogen::ServiceChainInfo> params = GetChainConfig(filename);
ifmap_test_util::IFMapMsgPropertyAdd(&config_db_, "routing-instance",
instance, family_ == Address::INET ?
"service-chain-information" : "ipv6-service-chain-information",
params.release(), 0);
task_util::WaitForIdle();
}
void ClearServiceChainInformation(const string &instance) {
ifmap_test_util::IFMapMsgPropertyDelete(&config_db_, "routing-instance",
instance, family_ == Address::INET ?
"service-chain-information" : "ipv6-service-chain-information");
task_util::WaitForIdle();
}
vector<uint32_t> GetSGIDListFromRoute(const BgpPath *path) {
const ExtCommunity *ext_comm = path->GetAttr()->ext_community();
assert(ext_comm);
vector<uint32_t> list;
BOOST_FOREACH(const ExtCommunity::ExtCommunityValue &comm,
ext_comm->communities()) {
if (!ExtCommunity::is_security_group(comm))
continue;
SecurityGroup security_group(comm);
list.push_back(security_group.security_group_id());
}
sort(list.begin(), list.end());
return list;
}
set<string> GetTunnelEncapListFromRoute(const BgpPath *path) {
const ExtCommunity *ext_comm = path->GetAttr()->ext_community();
assert(ext_comm);
set<string> list;
BOOST_FOREACH(const ExtCommunity::ExtCommunityValue &comm,
ext_comm->communities()) {
if (!ExtCommunity::is_tunnel_encap(comm))
continue;
TunnelEncap encap(comm);