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OA changes to support Ordered ECMP and DVS test for same. #2092

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30 changes: 23 additions & 7 deletions orchagent/routeorch.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -376,6 +376,13 @@ bool RouteOrch::validnexthopinNextHopGroup(const NextHopKey &nexthop, uint32_t&
nhgm_attrs.push_back(nhgm_attr);
}

if (m_switchOrch->checkOrderedEcmpEnable())
{
nhgm_attr.id = SAI_NEXT_HOP_GROUP_MEMBER_ATTR_SEQUENCE_ID;
nhgm_attr.value.u32 = nhopgroup->second.nhopgroup_members[nexthop].seq_id;
nhgm_attrs.push_back(nhgm_attr);
}

status = sai_next_hop_group_api->create_next_hop_group_member(&nexthop_id, gSwitchId,
(uint32_t)nhgm_attrs.size(),
nhgm_attrs.data());
Expand All @@ -393,7 +400,7 @@ bool RouteOrch::validnexthopinNextHopGroup(const NextHopKey &nexthop, uint32_t&

++count;
gCrmOrch->incCrmResUsedCounter(CrmResourceType::CRM_NEXTHOP_GROUP_MEMBER);
nhopgroup->second.nhopgroup_members[nexthop] = nexthop_id;
nhopgroup->second.nhopgroup_members[nexthop].next_hop_id = nexthop_id;
}

if (!m_fgNhgOrch->validNextHopInNextHopGroup(nexthop))
Expand Down Expand Up @@ -421,7 +428,7 @@ bool RouteOrch::invalidnexthopinNextHopGroup(const NextHopKey &nexthop, uint32_t
continue;
}

nexthop_id = nhopgroup->second.nhopgroup_members[nexthop];
nexthop_id = nhopgroup->second.nhopgroup_members[nexthop].next_hop_id;
status = sai_next_hop_group_api->remove_next_hop_group_member(nexthop_id);

if (status != SAI_STATUS_SUCCESS)
Expand Down Expand Up @@ -1241,7 +1248,7 @@ bool RouteOrch::addNextHopGroup(const NextHopGroupKey &nexthops)
vector<sai_attribute_t> nhg_attrs;

nhg_attr.id = SAI_NEXT_HOP_GROUP_ATTR_TYPE;
nhg_attr.value.s32 = SAI_NEXT_HOP_GROUP_TYPE_ECMP;
nhg_attr.value.s32 = m_switchOrch->checkOrderedEcmpEnable() ? SAI_NEXT_HOP_GROUP_TYPE_DYNAMIC_ORDERED_ECMP : SAI_NEXT_HOP_GROUP_TYPE_ECMP;
nhg_attrs.push_back(nhg_attr);

sai_object_id_t next_hop_group_id;
Expand Down Expand Up @@ -1295,6 +1302,13 @@ bool RouteOrch::addNextHopGroup(const NextHopGroupKey &nexthops)
nhgm_attrs.push_back(nhgm_attr);
}

if (m_switchOrch->checkOrderedEcmpEnable())
{
nhgm_attr.id = SAI_NEXT_HOP_GROUP_MEMBER_ATTR_SEQUENCE_ID;
nhgm_attr.value.u32 = ((uint32_t)i) + 1; // To make non-zero sequence id
nhgm_attrs.push_back(nhgm_attr);
}

gNextHopGroupMemberBulker.create_entry(&nhgm_ids[i],
(uint32_t)nhgm_attrs.size(),
nhgm_attrs.data());
Expand All @@ -1319,7 +1333,8 @@ bool RouteOrch::addNextHopGroup(const NextHopGroupKey &nexthops)
if (nhopgroup_shared_set.find(nhid) != nhopgroup_shared_set.end())
{
auto it = nhopgroup_shared_set[nhid].begin();
next_hop_group_entry.nhopgroup_members[*it] = nhgm_id;
next_hop_group_entry.nhopgroup_members[*it].next_hop_id = nhgm_id;
next_hop_group_entry.nhopgroup_members[*it].seq_id = (uint32_t)i + 1;
nhopgroup_shared_set[nhid].erase(it);
if (nhopgroup_shared_set[nhid].empty())
{
Expand All @@ -1328,7 +1343,8 @@ bool RouteOrch::addNextHopGroup(const NextHopGroupKey &nexthops)
}
else
{
next_hop_group_entry.nhopgroup_members[nhopgroup_members_set.find(nhid)->second] = nhgm_id;
next_hop_group_entry.nhopgroup_members[nhopgroup_members_set.find(nhid)->second].next_hop_id = nhgm_id;
next_hop_group_entry.nhopgroup_members[nhopgroup_members_set.find(nhid)->second].seq_id = ((uint32_t)i) + 1;
}
}

Expand Down Expand Up @@ -1373,12 +1389,12 @@ bool RouteOrch::removeNextHopGroup(const NextHopGroupKey &nexthops)
if (m_neighOrch->isNextHopFlagSet(nhop->first, NHFLAGS_IFDOWN))
{
SWSS_LOG_WARN("NHFLAGS_IFDOWN set for next hop group member %s with next_hop_id %" PRIx64,
nhop->first.to_string().c_str(), nhop->second);
nhop->first.to_string().c_str(), nhop->second.next_hop_id);
nhop = nhgm.erase(nhop);
continue;
}

next_hop_ids.push_back(nhop->second);
next_hop_ids.push_back(nhop->second.next_hop_id);
nhop = nhgm.erase(nhop);
}

Expand Down
8 changes: 7 additions & 1 deletion orchagent/routeorch.h
Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,13 @@

#define LOOPBACK_PREFIX "Loopback"

typedef std::map<NextHopKey, sai_object_id_t> NextHopGroupMembers;
struct NextHopGroupMemberEntry
{
sai_object_id_t next_hop_id; // next hop sai oid
uint32_t seq_id; // Sequence Id of nexthop in the group
};

typedef std::map<NextHopKey, NextHopGroupMemberEntry> NextHopGroupMembers;

struct NhgBase;

Expand Down
55 changes: 54 additions & 1 deletion orchagent/switchorch.cpp
Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
#include <map>
#include <set>
#include <inttypes.h>

#include "switchorch.h"
Expand Down Expand Up @@ -44,6 +45,9 @@ const map<string, sai_packet_action_t> packet_action_map =
{"trap", SAI_PACKET_ACTION_TRAP}
};


const std::set<std::string> switch_non_sai_attribute_set = {"ordered_ecmp"};

SwitchOrch::SwitchOrch(DBConnector *db, vector<TableConnector>& connectors, TableConnector switchTable):
Orch(connectors),
m_switchTable(switchTable.first, switchTable.second),
Expand Down Expand Up @@ -224,7 +228,51 @@ void SwitchOrch::doCfgSensorsTableTask(Consumer &consumer)
}
}

void SwitchOrch::setSwitchNonSaiAttributes(swss::FieldValueTuple &val)
{
auto attribute = fvField(val);
auto value = fvValue(val);

if (attribute == "ordered_ecmp")
{
vector<FieldValueTuple> fvVector;
if (value == "true")
{
const auto* meta = sai_metadata_get_attr_metadata(SAI_OBJECT_TYPE_NEXT_HOP_GROUP, SAI_NEXT_HOP_GROUP_ATTR_TYPE);
if (meta && meta->isenum)
{
vector<int32_t> values_list(meta->enummetadata->valuescount);
sai_s32_list_t values;
values.count = static_cast<uint32_t>(values_list.size());
values.list = values_list.data();

auto status = sai_query_attribute_enum_values_capability(gSwitchId,
SAI_OBJECT_TYPE_NEXT_HOP_GROUP,
SAI_NEXT_HOP_GROUP_ATTR_TYPE,
&values);
if (status == SAI_STATUS_SUCCESS)
{
for (size_t i = 0; i < values.count; i++)
{
if (values.list[i] == SAI_NEXT_HOP_GROUP_TYPE_DYNAMIC_ORDERED_ECMP)
{
m_orderedEcmpEnable = true;
fvVector.emplace_back(SWITCH_CAPABILITY_TABLE_ORDERED_ECMP_CAPABLE, "true");
set_switch_capability(fvVector);
SWSS_LOG_NOTICE("Ordered ECMP/Nexthop-Group is configured");
return;
}
}
}
}
}
m_orderedEcmpEnable = false;
fvVector.emplace_back(SWITCH_CAPABILITY_TABLE_ORDERED_ECMP_CAPABLE, "false");
set_switch_capability(fvVector);
SWSS_LOG_NOTICE("Ordered ECMP/Nexthop-Group is not configured");
return;
}
}
sai_status_t SwitchOrch::setSwitchTunnelVxlanParams(swss::FieldValueTuple &val)
{
auto attribute = fvField(val);
Expand Down Expand Up @@ -296,7 +344,12 @@ void SwitchOrch::doAppSwitchTableTask(Consumer &consumer)
{
auto attribute = fvField(i);

if (switch_attribute_map.find(attribute) == switch_attribute_map.end())
if (switch_non_sai_attribute_set.find(attribute) != switch_non_sai_attribute_set.end())
{
setSwitchNonSaiAttributes(i);
continue;
}
else if (switch_attribute_map.find(attribute) == switch_attribute_map.end())
{
// Check additionally 'switch_tunnel_attribute_map' for Switch Tunnel
if (switch_tunnel_attribute_map.find(attribute) == switch_tunnel_attribute_map.end())
Expand Down
6 changes: 6 additions & 0 deletions orchagent/switchorch.h
Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@

#define SWITCH_CAPABILITY_TABLE_PORT_TPID_CAPABLE "PORT_TPID_CAPABLE"
#define SWITCH_CAPABILITY_TABLE_LAG_TPID_CAPABLE "LAG_TPID_CAPABLE"
#define SWITCH_CAPABILITY_TABLE_ORDERED_ECMP_CAPABLE "ORDERED_ECMP_CAPABLE"

struct WarmRestartCheck
{
Expand Down Expand Up @@ -37,6 +38,8 @@ class SwitchOrch : public Orch
// Initialize the ACL groups bind to Switch
void initAclGroupsBindToSwitch();

bool checkOrderedEcmpEnable() { return m_orderedEcmpEnable; }

private:
void doTask(Consumer &consumer);
void doTask(swss::SelectableTimer &timer);
Expand All @@ -45,6 +48,8 @@ class SwitchOrch : public Orch
void initSensorsTable();
void querySwitchTpidCapability();
sai_status_t setSwitchTunnelVxlanParams(swss::FieldValueTuple &val);
void setSwitchNonSaiAttributes(swss::FieldValueTuple &val);


// Create the default ACL group for the given stage, bind point is
// SAI_ACL_BIND_POINT_TYPE_SWITCH and group type is
Expand Down Expand Up @@ -74,6 +79,7 @@ class SwitchOrch : public Orch
bool m_sensorsMaxTempSupported = true;
bool m_sensorsAvgTempSupported = true;
bool m_vxlanSportUserModeEnabled = false;
bool m_orderedEcmpEnable = false;

// Information contained in the request from
// external program for orchagent pre-shutdown state check
Expand Down
41 changes: 37 additions & 4 deletions orchagent/vnetorch.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -40,7 +40,7 @@ extern CrmOrch *gCrmOrch;
extern RouteOrch *gRouteOrch;
extern MacAddress gVxlanMacAddress;
extern BfdOrch *gBfdOrch;

extern SwitchOrch *gSwitchOrch;
/*
* VRF Modeling and VNetVrf class definitions
*/
Expand Down Expand Up @@ -675,9 +675,12 @@ bool VNetRouteOrch::addNextHopGroup(const string& vnet, const NextHopGroupKey &n
vector<sai_object_id_t> next_hop_ids;
set<NextHopKey> next_hop_set = nexthops.getNextHops();
std::map<sai_object_id_t, NextHopKey> nhopgroup_members_set;
std::map<NextHopKey, uint32_t> nh_seq_id_in_nhgrp;
uint32_t seq_id = 0;

for (auto it : next_hop_set)
{
nh_seq_id_in_nhgrp[it] = ++seq_id;
if (nexthop_info_[vnet].find(it.ip_address) != nexthop_info_[vnet].end() && nexthop_info_[vnet][it.ip_address].bfd_state != SAI_BFD_SESSION_STATE_UP)
{
continue;
Expand All @@ -691,7 +694,7 @@ bool VNetRouteOrch::addNextHopGroup(const string& vnet, const NextHopGroupKey &n
vector<sai_attribute_t> nhg_attrs;

nhg_attr.id = SAI_NEXT_HOP_GROUP_ATTR_TYPE;
nhg_attr.value.s32 = SAI_NEXT_HOP_GROUP_TYPE_ECMP;
nhg_attr.value.s32 = gSwitchOrch->checkOrderedEcmpEnable() ? SAI_NEXT_HOP_GROUP_TYPE_DYNAMIC_ORDERED_ECMP : SAI_NEXT_HOP_GROUP_TYPE_ECMP;
nhg_attrs.push_back(nhg_attr);

sai_object_id_t next_hop_group_id;
Expand Down Expand Up @@ -728,6 +731,13 @@ bool VNetRouteOrch::addNextHopGroup(const string& vnet, const NextHopGroupKey &n
nhgm_attr.value.oid = nhid;
nhgm_attrs.push_back(nhgm_attr);

if (gSwitchOrch->checkOrderedEcmpEnable())
{
nhgm_attr.id = SAI_NEXT_HOP_GROUP_MEMBER_ATTR_SEQUENCE_ID;
nhgm_attr.value.u32 = nh_seq_id_in_nhgrp[nhopgroup_members_set.find(nhid)->second];
nhgm_attrs.push_back(nhgm_attr);
}

sai_object_id_t next_hop_group_member_id;
status = sai_next_hop_group_api->create_next_hop_group_member(&next_hop_group_member_id,
gSwitchId,
Expand Down Expand Up @@ -860,7 +870,10 @@ bool VNetRouteOrch::doRouteTask<VNetVrfObject>(const string& vnet, IpPrefix& ipP
NextHopGroupInfo next_hop_group_entry;
next_hop_group_entry.next_hop_group_id = vrf_obj->getTunnelNextHop(nexthop);
next_hop_group_entry.ref_count = 0;
next_hop_group_entry.active_members[nexthop] = SAI_NULL_OBJECT_ID;
if (nexthop_info_[vnet].find(nexthop.ip_address) == nexthop_info_[vnet].end() || nexthop_info_[vnet][nexthop.ip_address].bfd_state == SAI_BFD_SESSION_STATE_UP)
{
next_hop_group_entry.active_members[nexthop] = SAI_NULL_OBJECT_ID;
}
syncd_nexthop_groups_[vnet][nexthops] = next_hop_group_entry;
}
else
Expand Down Expand Up @@ -1648,7 +1661,20 @@ void VNetRouteOrch::updateVnetTunnel(const BfdUpdate& update)
NextHopGroupKey nexthops = nhg_info_pair.first;
NextHopGroupInfo& nhg_info = nhg_info_pair.second;

if (!(nexthops.contains(endpoint)))
std::set<NextHopKey> next_hop_set = nexthops.getNextHops();
uint32_t seq_id = 0;
uint32_t nh_seq_id = 0;
for (auto nh: next_hop_set)
{
seq_id++;
if (nh == endpoint)
{
nh_seq_id = seq_id;
break;
}
}

if (!nh_seq_id)
{
continue;
}
Expand All @@ -1670,6 +1696,13 @@ void VNetRouteOrch::updateVnetTunnel(const BfdUpdate& update)
nhgm_attr.value.oid = vrf_obj->getTunnelNextHop(endpoint);
nhgm_attrs.push_back(nhgm_attr);

if (gSwitchOrch->checkOrderedEcmpEnable())
{
nhgm_attr.id = SAI_NEXT_HOP_GROUP_MEMBER_ATTR_SEQUENCE_ID;
nhgm_attr.value.u32 = nh_seq_id;
nhgm_attrs.push_back(nhgm_attr);
}

sai_status_t status = sai_next_hop_group_api->create_next_hop_group_member(&next_hop_group_member_id,
gSwitchId,
(uint32_t)nhgm_attrs.size(),
Expand Down
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