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fdborch.cpp
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#include <assert.h>
#include <iostream>
#include <vector>
#include <unordered_map>
#include <utility>
#include <inttypes.h>
#include "logger.h"
#include "tokenize.h"
#include "fdborch.h"
#include "crmorch.h"
#include "notifier.h"
#include "sai_serialize.h"
#include "mlagorch.h"
#include "vxlanorch.h"
#include "directory.h"
extern sai_fdb_api_t *sai_fdb_api;
extern sai_object_id_t gSwitchId;
extern CrmOrch * gCrmOrch;
extern MlagOrch* gMlagOrch;
extern Directory<Orch*> gDirectory;
const int FdbOrch::fdborch_pri = 20;
FdbOrch::FdbOrch(DBConnector* applDbConnector, vector<table_name_with_pri_t> appFdbTables,
TableConnector stateDbFdbConnector, TableConnector stateDbMclagFdbConnector, PortsOrch *port) :
Orch(applDbConnector, appFdbTables),
m_portsOrch(port),
m_fdbStateTable(stateDbFdbConnector.first, stateDbFdbConnector.second),
m_mclagFdbStateTable(stateDbMclagFdbConnector.first, stateDbMclagFdbConnector.second)
{
for(auto it: appFdbTables)
{
m_appTables.push_back(new Table(applDbConnector, it.first));
}
m_portsOrch->attach(this);
m_flushNotificationsConsumer = new NotificationConsumer(applDbConnector, "FLUSHFDBREQUEST");
auto flushNotifier = new Notifier(m_flushNotificationsConsumer, this, "FLUSHFDBREQUEST");
Orch::addExecutor(flushNotifier);
/* Add FDB notifications support from ASIC */
m_notificationsDb = make_shared<DBConnector>("ASIC_DB", 0);
m_fdbNotificationConsumer = new swss::NotificationConsumer(m_notificationsDb.get(), "NOTIFICATIONS");
auto fdbNotifier = new Notifier(m_fdbNotificationConsumer, this, "FDB_NOTIFICATIONS");
Orch::addExecutor(fdbNotifier);
}
bool FdbOrch::bake()
{
Orch::bake();
auto consumer = dynamic_cast<Consumer *>(getExecutor(APP_FDB_TABLE_NAME));
if (consumer == NULL)
{
SWSS_LOG_ERROR("No consumer %s in Orch", APP_FDB_TABLE_NAME);
return false;
}
size_t refilled = consumer->refillToSync(&m_fdbStateTable);
SWSS_LOG_NOTICE("Add warm input FDB State: %s, %zd", APP_FDB_TABLE_NAME, refilled);
return true;
}
bool FdbOrch::storeFdbEntryState(const FdbUpdate& update)
{
const FdbEntry& entry = update.entry;
FdbData fdbdata;
FdbData oldFdbData;
const Port& port = update.port;
const MacAddress& mac = entry.mac;
string portName = port.m_alias;
Port vlan;
oldFdbData.origin = FDB_ORIGIN_INVALID;
if (!m_portsOrch->getPort(entry.bv_id, vlan))
{
SWSS_LOG_NOTICE("FdbOrch notification: Failed to locate \
vlan port from bv_id 0x%" PRIx64, entry.bv_id);
return false;
}
// ref: https://github.com/Azure/sonic-swss/blob/master/doc/swss-schema.md#fdb_table
string key = "Vlan" + to_string(vlan.m_vlan_info.vlan_id) + ":" + mac.to_string();
if (update.add)
{
bool mac_move = false;
auto it = m_entries.find(entry);
if (it != m_entries.end())
{
/* This block is specifically added for MAC_MOVE event
and not expected to be executed for LEARN event
*/
if (port.m_bridge_port_id == it->second.bridge_port_id)
{
if (it->second.origin != FDB_ORIGIN_MCLAG_ADVERTIZED)
{
SWSS_LOG_INFO("FdbOrch notification: mac %s is duplicate", entry.mac.to_string().c_str());
return false;
}
}
mac_move = true;
oldFdbData = it->second;
}
fdbdata.bridge_port_id = update.port.m_bridge_port_id;
fdbdata.type = update.type;
fdbdata.sai_fdb_type = update.sai_fdb_type;
fdbdata.origin = FDB_ORIGIN_LEARN;
fdbdata.remote_ip = "";
fdbdata.esi = "";
fdbdata.vni = 0;
m_entries[entry] = fdbdata;
SWSS_LOG_INFO("FdbOrch notification: mac %s was inserted in port %s into bv_id 0x%" PRIx64,
entry.mac.to_string().c_str(), portName.c_str(), entry.bv_id);
SWSS_LOG_INFO("m_entries size=%zu mac=%s port=0x%" PRIx64,
m_entries.size(), entry.mac.to_string().c_str(), m_entries[entry].bridge_port_id);
if (mac_move && (oldFdbData.origin == FDB_ORIGIN_MCLAG_ADVERTIZED))
{
SWSS_LOG_NOTICE("fdbEvent: FdbOrch MCLAG remote to local move delete mac from state MCLAG remote fdb %s table:"
"bv_id 0x%" PRIx64, entry.mac.to_string().c_str(), entry.bv_id);
m_mclagFdbStateTable.del(key);
}
// Write to StateDb
std::vector<FieldValueTuple> fvs;
fvs.push_back(FieldValueTuple("port", portName));
fvs.push_back(FieldValueTuple("type", update.type));
m_fdbStateTable.set(key, fvs);
if (!mac_move)
{
gCrmOrch->incCrmResUsedCounter(CrmResourceType::CRM_FDB_ENTRY);
}
return true;
}
else
{
auto it= m_entries.find(entry);
if(it != m_entries.end())
{
oldFdbData = it->second;
}
size_t erased = m_entries.erase(entry);
SWSS_LOG_DEBUG("FdbOrch notification: mac %s was removed from bv_id 0x%" PRIx64, entry.mac.to_string().c_str(), entry.bv_id);
if (erased == 0)
{
return false;
}
if (oldFdbData.origin == FDB_ORIGIN_MCLAG_ADVERTIZED)
{
SWSS_LOG_NOTICE("fdbEvent: FdbOrch MCLAG remote mac %s deleted, remove from state mclag remote fdb table:"
"bv_id 0x%" PRIx64, entry.mac.to_string().c_str(), entry.bv_id);
m_mclagFdbStateTable.del(key);
}
if ((oldFdbData.origin == FDB_ORIGIN_LEARN) ||
(oldFdbData.origin == FDB_ORIGIN_PROVISIONED))
{
// Remove in StateDb for non advertised mac addresses
m_fdbStateTable.del(key);
}
gCrmOrch->decCrmResUsedCounter(CrmResourceType::CRM_FDB_ENTRY);
return true;
}
}
/*
clears stateDb and decrements corresponding internal fdb counters
*/
void FdbOrch::clearFdbEntry(const FdbEntry& entry)
{
FdbUpdate update;
update.entry = entry;
update.add = false;
/* Fetch Vlan and decrement the counter */
Port temp_vlan;
if (m_portsOrch->getPort(entry.bv_id, temp_vlan))
{
m_portsOrch->decrFdbCount(temp_vlan.m_alias, 1);
}
/* Decrement port fdb_counter */
m_portsOrch->decrFdbCount(entry.port_name, 1);
/* Remove the FdbEntry from the internal cache, update state DB and CRM counter */
storeFdbEntryState(update);
notify(SUBJECT_TYPE_FDB_CHANGE, &update);
SWSS_LOG_INFO("FdbEntry removed from internal cache, MAC: %s , port: %s, BVID: 0x%" PRIx64,
update.entry.mac.to_string().c_str(), update.entry.port_name.c_str(), update.entry.bv_id);
}
/*
Handles the SAI_FDB_EVENT_FLUSHED notification recieved from syncd
*/
void FdbOrch::handleSyncdFlushNotif(const sai_object_id_t& bv_id,
const sai_object_id_t& bridge_port_id,
const MacAddress& mac,
const sai_fdb_entry_type_t& sai_fdb_type)
{
// Consolidated flush will have a zero mac
MacAddress flush_mac("00:00:00:00:00:00");
if (bridge_port_id == SAI_NULL_OBJECT_ID && bv_id == SAI_NULL_OBJECT_ID)
{
for (auto itr = m_entries.begin(); itr != m_entries.end();)
{
auto curr = itr++;
if (curr->second.sai_fdb_type == sai_fdb_type &&
(curr->first.mac == mac || mac == flush_mac) && curr->second.is_flush_pending)
{
clearFdbEntry(curr->first);
}
}
}
else if (bv_id == SAI_NULL_OBJECT_ID)
{
/* FLUSH based on PORT */
for (auto itr = m_entries.begin(); itr != m_entries.end();)
{
auto curr = itr++;
if (curr->second.bridge_port_id == bridge_port_id)
{
if (curr->second.sai_fdb_type == sai_fdb_type &&
(curr->first.mac == mac || mac == flush_mac) && curr->second.is_flush_pending)
{
clearFdbEntry(curr->first);
}
}
}
}
else if (bridge_port_id == SAI_NULL_OBJECT_ID)
{
/* FLUSH based on BV_ID */
for (auto itr = m_entries.begin(); itr != m_entries.end();)
{
auto curr = itr++;
if (curr->first.bv_id == bv_id)
{
if (curr->second.sai_fdb_type == sai_fdb_type &&
(curr->first.mac == mac || mac == flush_mac) && curr->second.is_flush_pending)
{
clearFdbEntry(curr->first);
}
}
}
}
else
{
/* FLUSH based on port and VLAN */
for (auto itr = m_entries.begin(); itr != m_entries.end();)
{
auto curr = itr++;
if (curr->first.bv_id == bv_id && curr->second.bridge_port_id == bridge_port_id)
{
if (curr->second.sai_fdb_type == sai_fdb_type &&
(curr->first.mac == mac || mac == flush_mac) && curr->second.is_flush_pending)
{
clearFdbEntry(curr->first);
}
}
}
}
}
void FdbOrch::update(sai_fdb_event_t type,
const sai_fdb_entry_t* entry,
sai_object_id_t bridge_port_id,
const sai_fdb_entry_type_t &sai_fdb_type)
{
SWSS_LOG_ENTER();
FdbUpdate update;
update.entry.mac = entry->mac_address;
update.entry.bv_id = entry->bv_id;
update.type = "dynamic";
Port vlan;
SWSS_LOG_INFO("FDB event:%d, MAC: %s , BVID: 0x%" PRIx64 " , \
bridge port ID: 0x%" PRIx64 ".",
type, update.entry.mac.to_string().c_str(),
entry->bv_id, bridge_port_id);
if (bridge_port_id &&
!m_portsOrch->getPortByBridgePortId(bridge_port_id, update.port))
{
if (type == SAI_FDB_EVENT_FLUSHED)
{
/* There are notifications about FDB FLUSH (syncd/sai_redis) on port,
which was already removed by orchagent as a result of removeVlanMember
action (removeBridgePort). But the internal cleanup of statedb and
internal counters is yet to be performed, thus continue
*/
SWSS_LOG_INFO("Flush event: Failed to get port by bridge port ID 0x%" PRIx64 ".",
bridge_port_id);
} else {
SWSS_LOG_ERROR("Failed to get port by bridge port ID 0x%" PRIx64 ".",
bridge_port_id);
return;
}
}
if (entry->bv_id &&
!m_portsOrch->getPort(entry->bv_id, vlan))
{
SWSS_LOG_NOTICE("FdbOrch notification type %d: Failed to locate vlan port from bv_id 0x%" PRIx64, type, entry->bv_id);
return;
}
switch (type)
{
case SAI_FDB_EVENT_LEARNED:
{
SWSS_LOG_INFO("Received LEARN event for bvid=0x%" PRIx64 "mac=%s port=0x%" PRIx64, entry->bv_id, update.entry.mac.to_string().c_str(), bridge_port_id);
// we already have such entries
auto existing_entry = m_entries.find(update.entry);
if (existing_entry != m_entries.end())
{
if (existing_entry->second.origin == FDB_ORIGIN_MCLAG_ADVERTIZED)
{
// If the bp is different MOVE the MAC entry.
if (existing_entry->second.bridge_port_id != bridge_port_id)
{
Port port;
SWSS_LOG_NOTICE("FdbOrch LEARN notification: mac %s is already in bv_id 0x%" PRIx64 "with different existing-bp 0x%" PRIx64 " new-bp:0x%" PRIx64,
update.entry.mac.to_string().c_str(), entry->bv_id, existing_entry->second.bridge_port_id, bridge_port_id);
if (!m_portsOrch->getPortByBridgePortId(existing_entry->second.bridge_port_id, port))
{
SWSS_LOG_NOTICE("FdbOrch LEARN notification: Failed to get port by bridge port ID 0x%" PRIx64, existing_entry->second.bridge_port_id);
return;
}
else
{
port.m_fdb_count--;
m_portsOrch->setPort(port.m_alias, port);
vlan.m_fdb_count--;
m_portsOrch->setPort(vlan.m_alias, vlan);
}
// Continue to add (update/move) the MAC
}
else
{
SWSS_LOG_NOTICE("FdbOrch LEARN notification: mac %s is already in bv_id 0x%" PRIx64 "with same bp 0x%" PRIx64,
update.entry.mac.to_string().c_str(), entry->bv_id, existing_entry->second.bridge_port_id);
// Continue to move the MAC as local.
// Existing MAC entry is on same VLAN, Port with Origin MCLAG(remote), its possible after the local learn MAC in
//the HW is updated to remote from FdbOrch, Update the MAC back to local in HW so that FdbOrch and HW is Sync and aging enabled.
sai_status_t status;
sai_fdb_entry_t fdb_entry;
fdb_entry.switch_id = gSwitchId;
memcpy(fdb_entry.mac_address, entry->mac_address, sizeof(sai_mac_t));
fdb_entry.bv_id = entry->bv_id;
sai_attribute_t attr;
vector<sai_attribute_t> attrs;
attr.id = SAI_FDB_ENTRY_ATTR_TYPE;
attr.value.s32 = SAI_FDB_ENTRY_TYPE_DYNAMIC;
update.sai_fdb_type = SAI_FDB_ENTRY_TYPE_DYNAMIC;
attrs.push_back(attr);
attr.id = SAI_FDB_ENTRY_ATTR_BRIDGE_PORT_ID;
attr.value.oid = existing_entry->second.bridge_port_id;
attrs.push_back(attr);
for(auto itr : attrs)
{
status = sai_fdb_api->set_fdb_entry_attribute(&fdb_entry, &itr);
if (status != SAI_STATUS_SUCCESS)
{
SWSS_LOG_ERROR("macUpdate-Failed for MCLAG mac attr.id=0x%x for FDB %s in 0x%" PRIx64 "on %s, rv:%d",
itr.id, update.entry.mac.to_string().c_str(), entry->bv_id, update.port.m_alias.c_str(), status);
}
}
update.add = true;
update.type = "dynamic";
storeFdbEntryState(update);
notify(SUBJECT_TYPE_FDB_CHANGE, &update);
return;
}
}
else
{
SWSS_LOG_INFO("FdbOrch LEARN notification: mac %s is already in bv_id 0x%"
PRIx64 "existing-bp 0x%" PRIx64 "new-bp:0x%" PRIx64,
update.entry.mac.to_string().c_str(), entry->bv_id, existing_entry->second.bridge_port_id, bridge_port_id);
}
break;
}
update.add = true;
update.entry.port_name = update.port.m_alias;
update.sai_fdb_type = SAI_FDB_ENTRY_TYPE_DYNAMIC;
update.type = "dynamic";
update.port.m_fdb_count++;
m_portsOrch->setPort(update.port.m_alias, update.port);
vlan.m_fdb_count++;
m_portsOrch->setPort(vlan.m_alias, vlan);
storeFdbEntryState(update);
notify(SUBJECT_TYPE_FDB_CHANGE, &update);
break;
}
case SAI_FDB_EVENT_AGED:
{
SWSS_LOG_INFO("Received AGE event for bvid=0x%" PRIx64 " mac=%s port=0x%" PRIx64,
entry->bv_id, update.entry.mac.to_string().c_str(), bridge_port_id);
auto existing_entry = m_entries.find(update.entry);
// we don't have such entries
if (existing_entry == m_entries.end())
{
SWSS_LOG_INFO("FdbOrch AGE notification: mac %s is not present in bv_id 0x%" PRIx64 " bp 0x%" PRIx64,
update.entry.mac.to_string().c_str(), entry->bv_id, bridge_port_id);
break;
}
if (existing_entry->second.bridge_port_id != bridge_port_id)
{
SWSS_LOG_INFO("FdbOrch AGE notification: Stale aging event received for mac-bv_id %s-0x%" PRIx64 " with bp=0x%" PRIx64 " existing bp=0x%" PRIx64,
update.entry.mac.to_string().c_str(), entry->bv_id, bridge_port_id, existing_entry->second.bridge_port_id);
// We need to get the port for bridge-port in existing fdb
if (!m_portsOrch->getPortByBridgePortId(existing_entry->second.bridge_port_id, update.port))
{
SWSS_LOG_INFO("FdbOrch AGE notification: Failed to get port by bridge port ID 0x%" PRIx64, existing_entry->second.bridge_port_id);
}
// dont return, let it delete just to bring SONiC and SAI in sync
// return;
}
if (existing_entry->second.type == "static")
{
update.type = "static";
if (vlan.m_members.find(update.port.m_alias) == vlan.m_members.end())
{
FdbData fdbData;
fdbData.bridge_port_id = SAI_NULL_OBJECT_ID;
fdbData.type = update.type;
fdbData.origin = existing_entry->second.origin;
fdbData.remote_ip = existing_entry->second.remote_ip;
fdbData.esi = existing_entry->second.esi;
fdbData.vni = existing_entry->second.vni;
saved_fdb_entries[update.port.m_alias].push_back(
{existing_entry->first.mac, vlan.m_vlan_info.vlan_id, fdbData});
}
else
{
/*port added back to vlan before we receive delete
notification for flush from SAI. Re-add entry to SAI
*/
sai_attribute_t attr;
vector<sai_attribute_t> attrs;
attr.id = SAI_FDB_ENTRY_ATTR_TYPE;
attr.value.s32 = SAI_FDB_ENTRY_TYPE_STATIC;
attrs.push_back(attr);
attr.id = SAI_FDB_ENTRY_ATTR_BRIDGE_PORT_ID;
attr.value.oid = bridge_port_id;
attrs.push_back(attr);
auto status = sai_fdb_api->create_fdb_entry(entry, (uint32_t)attrs.size(), attrs.data());
if (status != SAI_STATUS_SUCCESS)
{
SWSS_LOG_ERROR("Failed to create FDB %s on %s, rv:%d",
existing_entry->first.mac.to_string().c_str(), update.port.m_alias.c_str(), status);
if (handleSaiCreateStatus(SAI_API_FDB, status) != task_success)
{
return;
}
}
return;
}
}
// If MAC is MCLAG remote do not delete for age event, Add the MAC back..
if (existing_entry->second.origin == FDB_ORIGIN_MCLAG_ADVERTIZED)
{
sai_status_t status;
sai_fdb_entry_t fdb_entry;
fdb_entry.switch_id = gSwitchId;
memcpy(fdb_entry.mac_address, entry->mac_address, sizeof(sai_mac_t));
fdb_entry.bv_id = entry->bv_id;
sai_attribute_t attr;
vector<sai_attribute_t> attrs;
attr.id = SAI_FDB_ENTRY_ATTR_TYPE;
attr.value.s32 = SAI_FDB_ENTRY_TYPE_STATIC;
attrs.push_back(attr);
attr.id = SAI_FDB_ENTRY_ATTR_ALLOW_MAC_MOVE;
attr.value.booldata = true;
attrs.push_back(attr);
attr.id = SAI_FDB_ENTRY_ATTR_BRIDGE_PORT_ID;
attr.value.oid = existing_entry->second.bridge_port_id;
attrs.push_back(attr);
SWSS_LOG_NOTICE("fdbEvent: MAC age event received, MAC is MCLAG origin, added back"
"to HW type %s FDB %s in %s on %s",
existing_entry->second.type.c_str(),
update.entry.mac.to_string().c_str(), vlan.m_alias.c_str(),
update.port.m_alias.c_str());
status = sai_fdb_api->create_fdb_entry(&fdb_entry, (uint32_t)attrs.size(), attrs.data());
if (status != SAI_STATUS_SUCCESS)
{
SWSS_LOG_ERROR("Failed to create %s FDB %s in %s on %s, rv:%d",
existing_entry->second.type.c_str(), update.entry.mac.to_string().c_str(),
vlan.m_alias.c_str(), update.port.m_alias.c_str(), status);
}
return;
}
update.add = false;
if (!update.port.m_alias.empty())
{
update.port.m_fdb_count--;
m_portsOrch->setPort(update.port.m_alias, update.port);
}
if (!vlan.m_alias.empty())
{
vlan.m_fdb_count--;
m_portsOrch->setPort(vlan.m_alias, vlan);
}
storeFdbEntryState(update);
notify(SUBJECT_TYPE_FDB_CHANGE, &update);
notifyTunnelOrch(update.port);
break;
}
case SAI_FDB_EVENT_MOVE:
{
Port port_old;
auto existing_entry = m_entries.find(update.entry);
SWSS_LOG_INFO("Received MOVE event for bvid=0x%" PRIx64 " mac=%s port=0x%" PRIx64,
entry->bv_id, update.entry.mac.to_string().c_str(), bridge_port_id);
// We should already have such entry
if (existing_entry == m_entries.end())
{
SWSS_LOG_WARN("FdbOrch MOVE notification: mac %s is not found in bv_id 0x%" PRIx64,
update.entry.mac.to_string().c_str(), entry->bv_id);
break;
}
else if (!m_portsOrch->getPortByBridgePortId(existing_entry->second.bridge_port_id, port_old))
{
SWSS_LOG_ERROR("FdbOrch MOVE notification: Failed to get port by bridge port ID 0x%" PRIx64, existing_entry->second.bridge_port_id);
return;
}
/* If the existing MAC is MCLAG remote, change its type to dynamic. */
if (existing_entry->second.origin == FDB_ORIGIN_MCLAG_ADVERTIZED)
{
if (existing_entry->second.bridge_port_id != bridge_port_id)
{
sai_status_t status;
sai_fdb_entry_t fdb_entry;
fdb_entry.switch_id = gSwitchId;
memcpy(fdb_entry.mac_address, entry->mac_address, sizeof(sai_mac_t));
fdb_entry.bv_id = entry->bv_id;
sai_attribute_t attr;
vector<sai_attribute_t> attrs;
attr.id = SAI_FDB_ENTRY_ATTR_ALLOW_MAC_MOVE;
attr.value.booldata = false;
attrs.push_back(attr);
attr.id = SAI_FDB_ENTRY_ATTR_TYPE;
attr.value.s32 = SAI_FDB_ENTRY_TYPE_DYNAMIC;
attrs.push_back(attr);
attr.id = SAI_FDB_ENTRY_ATTR_BRIDGE_PORT_ID;
attr.value.oid = bridge_port_id;
attrs.push_back(attr);
for(auto itr : attrs)
{
status = sai_fdb_api->set_fdb_entry_attribute(&fdb_entry, &itr);
if (status != SAI_STATUS_SUCCESS)
{
SWSS_LOG_ERROR("macUpdate-Failed for MCLAG mac attr.id=0x%x for FDB %s in 0x%" PRIx64 "on %s, rv:%d",
itr.id, update.entry.mac.to_string().c_str(), entry->bv_id, update.port.m_alias.c_str(), status);
}
}
}
}
update.add = true;
update.entry.port_name = update.port.m_alias;
if (!port_old.m_alias.empty())
{
port_old.m_fdb_count--;
m_portsOrch->setPort(port_old.m_alias, port_old);
}
update.port.m_fdb_count++;
m_portsOrch->setPort(update.port.m_alias, update.port);
update.sai_fdb_type = SAI_FDB_ENTRY_TYPE_DYNAMIC;
storeFdbEntryState(update);
notify(SUBJECT_TYPE_FDB_CHANGE, &update);
notifyTunnelOrch(port_old);
break;
}
case SAI_FDB_EVENT_FLUSHED:
SWSS_LOG_INFO("FDB Flush event received: [ %s , 0x%" PRIx64 " ], \
bridge port ID: 0x%" PRIx64 ".",
update.entry.mac.to_string().c_str(), entry->bv_id,
bridge_port_id);
string vlanName = "-";
if (!vlan.m_alias.empty()) {
vlanName = "Vlan" + to_string(vlan.m_vlan_info.vlan_id);
}
SWSS_LOG_INFO("FDB Flush: [ %s , %s ] = { port: %s }", update.entry.mac.to_string().c_str(),
vlanName.c_str(), update.port.m_alias.c_str());
handleSyncdFlushNotif(entry->bv_id, bridge_port_id, update.entry.mac, sai_fdb_type);
break;
}
return;
}
void FdbOrch::update(SubjectType type, void *cntx)
{
SWSS_LOG_ENTER();
assert(cntx);
switch(type) {
case SUBJECT_TYPE_VLAN_MEMBER_CHANGE:
{
VlanMemberUpdate *update = reinterpret_cast<VlanMemberUpdate *>(cntx);
updateVlanMember(*update);
break;
}
case SUBJECT_TYPE_PORT_OPER_STATE_CHANGE:
{
PortOperStateUpdate *update = reinterpret_cast<PortOperStateUpdate *>(cntx);
updatePortOperState(*update);
break;
}
default:
break;
}
return;
}
bool FdbOrch::getPort(const MacAddress& mac, uint16_t vlan, Port& port)
{
SWSS_LOG_ENTER();
if (!m_portsOrch->getVlanByVlanId(vlan, port))
{
SWSS_LOG_ERROR("Failed to get vlan by vlan ID %d", vlan);
return false;
}
FdbEntry entry;
entry.mac = mac;
entry.bv_id = port.m_vlan_info.vlan_oid;
auto it = m_entries.find(entry);
if (it == m_entries.end())
{
// This message is now expected in many cases since orchagent will process events such as
// learning new neighbor entries prior to updating the m_entries FDB cache.
SWSS_LOG_INFO("Failed to get cached bridge port ID for FDB entry %s",
mac.to_string().c_str());
return false;
}
if (!m_portsOrch->getPortByBridgePortId(it->second.bridge_port_id, port))
{
SWSS_LOG_ERROR("Failed to get port by bridge port ID 0x%" PRIx64, it->second.bridge_port_id);
return false;
}
return true;
}
void FdbOrch::doTask(Consumer& consumer)
{
SWSS_LOG_ENTER();
if (!m_portsOrch->allPortsReady())
{
return;
}
FdbOrigin origin = FDB_ORIGIN_PROVISIONED;
string table_name = consumer.getTableName();
if(table_name == APP_VXLAN_FDB_TABLE_NAME)
{
origin = FDB_ORIGIN_VXLAN_ADVERTIZED;
}
if (table_name == APP_MCLAG_FDB_TABLE_NAME)
{
origin = FDB_ORIGIN_MCLAG_ADVERTIZED;
}
auto it = consumer.m_toSync.begin();
while (it != consumer.m_toSync.end())
{
KeyOpFieldsValuesTuple t = it->second;
/* format: <VLAN_name>:<MAC_address> */
vector<string> keys = tokenize(kfvKey(t), ':', 1);
string op = kfvOp(t);
Port vlan;
if (!m_portsOrch->getPort(keys[0], vlan))
{
SWSS_LOG_INFO("Failed to locate %s", keys[0].c_str());
if(op == DEL_COMMAND)
{
/* Delete if it is in saved_fdb_entry */
unsigned short vlan_id;
try {
vlan_id = (unsigned short) stoi(keys[0].substr(4));
} catch(exception &e) {
it = consumer.m_toSync.erase(it);
continue;
}
deleteFdbEntryFromSavedFDB(MacAddress(keys[1]), vlan_id, origin);
it = consumer.m_toSync.erase(it);
}
else
{
it++;
}
continue;
}
FdbEntry entry;
entry.mac = MacAddress(keys[1]);
entry.bv_id = vlan.m_vlan_info.vlan_oid;
if (op == SET_COMMAND)
{
string port = "";
string type = "dynamic";
string remote_ip = "";
string esi = "";
unsigned int vni = 0;
string sticky = "";
string discard = "false";
for (auto i : kfvFieldsValues(t))
{
if (fvField(i) == "port")
{
port = fvValue(i);
}
if (fvField(i) == "type")
{
type = fvValue(i);
}
if (fvField(i) == "discard")
{
discard = fvValue(i);
}
if(origin == FDB_ORIGIN_VXLAN_ADVERTIZED)
{
if (fvField(i) == "remote_vtep")
{
remote_ip = fvValue(i);
// Creating an IpAddress object to validate if remote_ip is valid
// if invalid it will throw the exception and we will ignore the
// event
try {
IpAddress valid_ip = IpAddress(remote_ip);
(void)valid_ip; // To avoid g++ warning
} catch(exception &e) {
SWSS_LOG_NOTICE("Invalid IP address in remote MAC %s", remote_ip.c_str());
remote_ip = "";
break;
}
}
if (fvField(i) == "esi")
{
esi = fvValue(i);
}
if (fvField(i) == "vni")
{
try {
vni = (unsigned int) stoi(fvValue(i));
} catch(exception &e) {
SWSS_LOG_INFO("Invalid VNI in remote MAC %s", fvValue(i).c_str());
vni = 0;
break;
}
}
}
}
/* FDB type is either dynamic or static */
assert(type == "dynamic" || type == "dynamic_local" || type == "static" );
if(origin == FDB_ORIGIN_VXLAN_ADVERTIZED)
{
VxlanTunnelOrch* tunnel_orch = gDirectory.get<VxlanTunnelOrch*>();
if (tunnel_orch->isDipTunnelsSupported())
{
if(!remote_ip.length())
{
it = consumer.m_toSync.erase(it);
continue;
}
port = tunnel_orch->getTunnelPortName(remote_ip);
}
else
{
EvpnNvoOrch* evpn_nvo_orch = gDirectory.get<EvpnNvoOrch*>();
VxlanTunnel* sip_tunnel = evpn_nvo_orch->getEVPNVtep();
if (sip_tunnel == NULL)
{
it = consumer.m_toSync.erase(it);
continue;
}
port = tunnel_orch->getTunnelPortName(sip_tunnel->getSrcIP().to_string(), true);
}
}
FdbData fdbData;
fdbData.bridge_port_id = SAI_NULL_OBJECT_ID;
fdbData.type = type;
fdbData.origin = origin;
fdbData.remote_ip = remote_ip;
fdbData.esi = esi;
fdbData.vni = vni;
fdbData.is_flush_pending = false;
fdbData.discard = discard;
if (addFdbEntry(entry, port, fdbData))
{
if (origin == FDB_ORIGIN_MCLAG_ADVERTIZED)
{
string key = "Vlan" + to_string(vlan.m_vlan_info.vlan_id) + ":" + entry.mac.to_string();
if (type == "dynamic_local")
{
m_mclagFdbStateTable.del(key);
}
}
if(origin == FDB_ORIGIN_VXLAN_ADVERTIZED)
{
VxlanTunnelOrch* tunnel_orch = gDirectory.get<VxlanTunnelOrch*>();
if(!remote_ip.length())
{
it = consumer.m_toSync.erase(it);
continue;
}
port = tunnel_orch->getTunnelPortName(remote_ip);
}
it = consumer.m_toSync.erase(it);
}
else
it++;
}
else if (op == DEL_COMMAND)
{
if (removeFdbEntry(entry, origin))
{
if (origin == FDB_ORIGIN_MCLAG_ADVERTIZED)
{
string key = "Vlan" + to_string(vlan.m_vlan_info.vlan_id) + ":" + entry.mac.to_string();
m_mclagFdbStateTable.del(key);
SWSS_LOG_NOTICE("fdbEvent: do Task Delete MCLAG FDB from state mclag remote fdb table: "
"Mac: %s Vlan: %d ",entry.mac.to_string().c_str(), vlan.m_vlan_info.vlan_id );
}
it = consumer.m_toSync.erase(it);
}
else
it++;
}
else
{
SWSS_LOG_ERROR("Unknown operation type %s", op.c_str());
it = consumer.m_toSync.erase(it);
}
}
}
void FdbOrch::doTask(NotificationConsumer& consumer)
{
SWSS_LOG_ENTER();
if (!m_portsOrch->allPortsReady())
{
return;
}
sai_status_t status;
std::string op;
std::string data;
std::vector<swss::FieldValueTuple> values;
string alias;
string vlan;
Port port;
Port vlanPort;
consumer.pop(op, data, values);
if (&consumer == m_flushNotificationsConsumer)
{
if (op == "ALL")
{
vector<sai_attribute_t> attrs;
sai_attribute_t attr;
attr.id = SAI_FDB_FLUSH_ATTR_ENTRY_TYPE;
attr.value.s32 = SAI_FDB_FLUSH_ENTRY_TYPE_DYNAMIC;
attrs.push_back(attr);
status = sai_fdb_api->flush_fdb_entries(gSwitchId, (uint32_t)attrs.size(), attrs.data());
if (status != SAI_STATUS_SUCCESS)
{
SWSS_LOG_ERROR("Flush fdb failed, return code %x", status);
}
if (status == SAI_STATUS_SUCCESS) {
for (map<FdbEntry, FdbData>::iterator it = m_entries.begin();
it != m_entries.end(); it++)
{
it->second.is_flush_pending = true;
}
}
return;
}
else if (op == "PORT")
{
alias = data;
if (alias.empty())
{
SWSS_LOG_ERROR("Receive wrong port to flush fdb!");
return;
}
if (!m_portsOrch->getPort(alias, port))
{
SWSS_LOG_ERROR("Get Port from port(%s) failed!", alias.c_str());
return;
}
if (port.m_bridge_port_id == SAI_NULL_OBJECT_ID)
{
return;
}
flushFDBEntries(port.m_bridge_port_id, SAI_NULL_OBJECT_ID);
SWSS_LOG_NOTICE("Clear fdb by port(%s)", alias.c_str());
return;
}
else if (op == "VLAN")
{
vlan = data;
if (vlan.empty())
{
SWSS_LOG_ERROR("Receive wrong vlan to flush fdb!");
return;
}
if (!m_portsOrch->getPort(vlan, vlanPort))
{
SWSS_LOG_ERROR("Get Port from vlan(%s) failed!", vlan.c_str());
return;
}
if (vlanPort.m_vlan_info.vlan_oid == SAI_NULL_OBJECT_ID)