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hftelorch: minor improvements and cleanups for high frequency telemetry #4315

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1be47b7
hftelorch: remove unused macro and add SAI return value checks
Pterosaur Mar 9, 2026
3d69007
hftelprofile: fix missing push_back for TAM report interval unit
Pterosaur Mar 9, 2026
c705671
hftelprofile: fix clearGroup using operator[] on unordered_map
Pterosaur Mar 9, 2026
a1753f6
counternameupdater: fix potential dangling pointer in Message
Pterosaur Mar 9, 2026
b67cef0
hftelgroup: use move semantics for updateStatsIDs
Pterosaur Mar 9, 2026
7efaa82
hftelprofile: use u32 for TAM counter subscription stat id
Pterosaur Mar 10, 2026
90d7028
hftelprofile: delete counter subscriptions before tel type
Pterosaur Mar 10, 2026
c470f11
hftelorch: harden message ownership and partial create cleanup
Pterosaur Mar 12, 2026
a9cdd81
Merge branch 'master' into fix/hft-orchagent-bugs
Pterosaur Mar 12, 2026
cf1b7d1
Merge branch 'master' into fix/hft-orchagent-bugs
prsunny Mar 18, 2026
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26 changes: 9 additions & 17 deletions orchagent/high_frequency_telemetry/counternameupdater.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -21,15 +21,11 @@ void CounterNameMapUpdater::setCounterNameMap(const std::string &counter_name, s

if (gHFTOrch)
{
std::string unified_counter_name = unify_counter_name(counter_name);
Message msg{
.m_table_name = m_table_name.c_str(),
.m_operation = OPERATION::SET,
.m_set{
.m_counter_name = unified_counter_name.c_str(),
.m_oid = oid,
},
};
Message msg;
msg.m_table_name = m_table_name.c_str();
msg.m_operation = OPERATION::SET;
msg.m_counter_name = unify_counter_name(counter_name);
msg.m_oid = oid;
gHFTOrch->locallyNotify(msg);
}

Expand Down Expand Up @@ -58,14 +54,10 @@ void CounterNameMapUpdater::delCounterNameMap(const std::string &counter_name)

if (gHFTOrch)
{
std::string unified_counter_name = unify_counter_name(counter_name);
Message msg{
.m_table_name = m_table_name.c_str(),
.m_operation = OPERATION::DEL,
.m_del{
.m_counter_name = unified_counter_name.c_str(),
},
};
Message msg;
msg.m_table_name = m_table_name.c_str();
msg.m_operation = OPERATION::DEL;
msg.m_counter_name = unify_counter_name(counter_name);
gHFTOrch->locallyNotify(msg);
}

Expand Down
20 changes: 4 additions & 16 deletions orchagent/high_frequency_telemetry/counternameupdater.h
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Original file line number Diff line number Diff line change
Expand Up @@ -18,26 +18,14 @@ class CounterNameMapUpdater
DEL,
};

struct SetPayload
{
const char* m_counter_name;
sai_object_id_t m_oid;
};

struct DelPayload
{
const char* m_counter_name;
};

struct Message
{
const char* m_table_name;
OPERATION m_operation;
union
{
SetPayload m_set;
DelPayload m_del;
};
// Use a string to own the counter name, avoiding dangling pointers
// when the caller's local string goes out of scope.
std::string m_counter_name;
sai_object_id_t m_oid; // Only valid for SET operation
};

CounterNameMapUpdater(const std::string &db_name, const std::string &table_name);
Expand Down
4 changes: 2 additions & 2 deletions orchagent/high_frequency_telemetry/hftelgroup.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -22,11 +22,11 @@ void HFTelGroup::updateObjects(const set<string> &object_names)
}
}

void HFTelGroup::updateStatsIDs(const std::set<sai_stat_id_t> &stats_ids)
void HFTelGroup::updateStatsIDs(std::set<sai_stat_id_t> &&stats_ids)
{
SWSS_LOG_ENTER();

m_stats_ids = move(stats_ids);
m_stats_ids = std::move(stats_ids);
}

bool HFTelGroup::isSameObjects(const std::set<std::string> &object_names) const
Expand Down
2 changes: 1 addition & 1 deletion orchagent/high_frequency_telemetry/hftelgroup.h
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@ class HFTelGroup
HFTelGroup(const std::string& group_name);
~HFTelGroup() = default;
void updateObjects(const std::set<std::string> &object_names);
void updateStatsIDs(const std::set<sai_stat_id_t> &stats_ids);
void updateStatsIDs(std::set<sai_stat_id_t> &&stats_ids);
bool isSameObjects(const std::set<std::string> &object_names) const;
bool isObjectInGroup(const std::string &object_name) const;
const std::unordered_map<std::string, sai_uint16_t>& getObjects() const { return m_objects; }
Expand Down
35 changes: 16 additions & 19 deletions orchagent/high_frequency_telemetry/hftelorch.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -20,8 +20,6 @@
using namespace std;
using namespace swss;

#define CONSTANTS_FILE "/et/sonic/constants.yml"

const unordered_map<string, sai_object_type_t> HFTelOrch::SUPPORT_COUNTER_TABLES = {
{COUNTERS_PORT_NAME_MAP, SAI_OBJECT_TYPE_PORT},
{COUNTERS_BUFFER_POOL_NAME_MAP, SAI_OBJECT_TYPE_BUFFER_POOL},
Expand Down Expand Up @@ -117,16 +115,16 @@ void HFTelOrch::locallyNotify(const CounterNameMapUpdater::Message &msg)
SWSS_LOG_NOTICE("The counter table %s is updated, operation %d, object %s",
msg.m_table_name,
msg.m_operation,
msg.m_operation == CounterNameMapUpdater::SET ? msg.m_set.m_counter_name : msg.m_del.m_counter_name);
msg.m_counter_name.c_str());

// Update the local cache
if (msg.m_operation == CounterNameMapUpdater::SET)
{
m_counter_name_cache[counter_itr->second][msg.m_set.m_counter_name] = msg.m_set.m_oid;
m_counter_name_cache[counter_itr->second][msg.m_counter_name] = msg.m_oid;
}
else if (msg.m_operation == CounterNameMapUpdater::DEL)
{
m_counter_name_cache[counter_itr->second].erase(msg.m_del.m_counter_name);
m_counter_name_cache[counter_itr->second].erase(msg.m_counter_name);
}

// Update the profile
Expand All @@ -138,24 +136,24 @@ void HFTelOrch::locallyNotify(const CounterNameMapUpdater::Message &msg)
for (auto profile_itr = type_itr->second.begin(); profile_itr != type_itr->second.end(); profile_itr++)
{
auto profile = *profile_itr;
const char *counter_name = msg.m_operation == CounterNameMapUpdater::SET ? msg.m_set.m_counter_name : msg.m_del.m_counter_name;
const auto &counter_name = msg.m_counter_name;

if (!profile->canBeUpdated(counter_itr->second))
{
// TODO: Here is a potential issue, we might need to retry the task.
// Because the Syncd is generating the configuration(template),
// we cannot update the monitor objects at this time.
SWSS_LOG_WARN("The high frequency telemetry profile %s is not ready to be updated, but the object %s want to be updated", profile->getProfileName().c_str(), counter_name);
SWSS_LOG_WARN("The high frequency telemetry profile %s is not ready to be updated, but the object %s want to be updated", profile->getProfileName().c_str(), counter_name.c_str());
continue;
}

if (msg.m_operation == CounterNameMapUpdater::SET)
{
profile->setObjectSAIID(counter_itr->second, counter_name, msg.m_set.m_oid);
profile->setObjectSAIID(counter_itr->second, counter_name.c_str(), msg.m_oid);
}
else if (msg.m_operation == CounterNameMapUpdater::DEL)
{
profile->delObjectSAIID(counter_itr->second, counter_name);
profile->delObjectSAIID(counter_itr->second, counter_name.c_str());
}
else
{
Expand Down Expand Up @@ -583,10 +581,9 @@ void HFTelOrch::createNetlinkChannel(const string &genl_family, const string &ge
strncpy(attr.value.chardata, genl_group.c_str(), sizeof(attr.value.chardata));
attrs.push_back(attr);

sai_hostif_api->create_hostif(&m_sai_hostif_obj, gSwitchId, static_cast<uint32_t>(attrs.size()), attrs.data());

// // Create hostif trap group object
// sai_hostif_api->create_hostif_trap_group(&m_sai_hostif_trap_group_obj, gSwitchId, 0, nullptr);
handleSaiCreateStatus(
SAI_API_HOSTIF,
sai_hostif_api->create_hostif(&m_sai_hostif_obj, gSwitchId, static_cast<uint32_t>(attrs.size()), attrs.data()));

// Create hostif user defined trap object
attrs.clear();
Expand All @@ -595,11 +592,9 @@ void HFTelOrch::createNetlinkChannel(const string &genl_family, const string &ge
attr.value.s32 = SAI_HOSTIF_USER_DEFINED_TRAP_TYPE_TAM;
attrs.push_back(attr);

// attr.id = SAI_HOSTIF_USER_DEFINED_TRAP_ATTR_TRAP_GROUP;
// attr.value.oid = m_sai_hostif_trap_group_obj;
// attrs.push_back(attr);

sai_hostif_api->create_hostif_user_defined_trap(&m_sai_hostif_user_defined_trap_obj, gSwitchId, static_cast<uint32_t>(attrs.size()), attrs.data());
handleSaiCreateStatus(
SAI_API_HOSTIF,
sai_hostif_api->create_hostif_user_defined_trap(&m_sai_hostif_user_defined_trap_obj, gSwitchId, static_cast<uint32_t>(attrs.size()), attrs.data()));

// Create hostif table entry object
attrs.clear();
Expand All @@ -620,7 +615,9 @@ void HFTelOrch::createNetlinkChannel(const string &genl_family, const string &ge
attr.value.oid = m_sai_hostif_obj;
attrs.push_back(attr);

sai_hostif_api->create_hostif_table_entry(&m_sai_hostif_table_entry_obj, gSwitchId, static_cast<uint32_t>(attrs.size()), attrs.data());
handleSaiCreateStatus(
SAI_API_HOSTIF,
sai_hostif_api->create_hostif_table_entry(&m_sai_hostif_table_entry_obj, gSwitchId, static_cast<uint32_t>(attrs.size()), attrs.data()));
}

void HFTelOrch::deleteNetlinkChannel()
Expand Down
17 changes: 11 additions & 6 deletions orchagent/high_frequency_telemetry/hftelprofile.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -315,7 +315,7 @@ void HFTelProfile::setStatsIDs(const string &group_name, const set<string> &obje
if (itr == m_groups.end() || itr->first != sai_object_type)
{
HFTelGroup group(group_name);
group.updateStatsIDs(stats_ids_set);
group.updateStatsIDs(std::move(stats_ids_set));
m_groups.insert(itr, {sai_object_type, move(group)});
}
else
Expand All @@ -324,7 +324,7 @@ void HFTelProfile::setStatsIDs(const string &group_name, const set<string> &obje
{
return;
}
itr->second.updateStatsIDs(stats_ids_set);
itr->second.updateStatsIDs(std::move(stats_ids_set));
}

// TODO: In the phase 2, we don't need to stop the stream before update the stats
Expand Down Expand Up @@ -451,10 +451,14 @@ void HFTelProfile::clearGroup(const std::string &group_name)
m_groups.erase(itr);
}
m_sai_tam_tel_type_templates.erase(sai_object_type);
m_sai_tam_tel_type_states.erase(m_sai_tam_tel_type_objs[sai_object_type]);
m_sai_tam_tel_type_objs.erase(sai_object_type);
m_sai_tam_report_objs.erase(sai_object_type);
m_sai_tam_counter_subscription_objs.erase(sai_object_type);
auto tel_type_itr = m_sai_tam_tel_type_objs.find(sai_object_type);
if (tel_type_itr != m_sai_tam_tel_type_objs.end())
{
m_sai_tam_tel_type_states.erase(tel_type_itr->second);
m_sai_tam_tel_type_objs.erase(tel_type_itr);
}
m_sai_tam_report_objs.erase(sai_object_type);
m_name_sai_map.erase(sai_object_type);

SWSS_LOG_NOTICE("Cleared high frequency telemetry group %s with no objects", group_name.c_str());
Expand Down Expand Up @@ -663,6 +667,7 @@ sai_object_id_t HFTelProfile::getTAMReportObjID(sai_object_type_t object_type)

attr.id = SAI_TAM_REPORT_ATTR_REPORT_INTERVAL_UNIT;
attr.value.s32 = SAI_TAM_REPORT_INTERVAL_UNIT_USEC;
attrs.push_back(attr);

handleSaiCreateStatus(
SAI_API_TAM,
Expand Down Expand Up @@ -862,7 +867,7 @@ void HFTelProfile::deployCounterSubscription(sai_object_type_t object_type, sai_
attrs.push_back(attr);

attr.id = SAI_TAM_COUNTER_SUBSCRIPTION_ATTR_STAT_ID;
attr.value.oid = stat_id;
attr.value.u32 = static_cast<uint32_t>(stat_id);
attrs.push_back(attr);

attr.id = SAI_TAM_COUNTER_SUBSCRIPTION_ATTR_LABEL;
Expand Down
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