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feat: add get_health_metrics() via HP-MIB and IF-MIB

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Implements SNMP health collection for ProCurve/Aruba switches using
HP-proprietary CPU/memory/uptime OIDs with IF-MIB interface counters.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Christian Manivong
2026-06-07 00:43:33 +02:00
co-authored by Claude Sonnet 4.6
parent d7ed4fda1f
commit aa55eb2bb9
1 changed files with 63 additions and 0 deletions
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napalm_procurve/procurve.py
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@@ -1091,6 +1091,68 @@ class ProcurveDriver(SwitchDriver):
return {"success": success, "output": "\n".join(lines)}
# ------------------------------------------------------------------
# Health metrics (SNMP)
# ------------------------------------------------------------------
@classmethod
async def get_health_metrics(cls, snmp_get, snmp_walk) -> dict:
import asyncio
from napalm_device_types._ucd_metrics import build_if_metrics, ticks_to_seconds
_HP_CPU_STAT = "1.3.6.1.4.1.11.2.14.11.5.1.9.6.1.0"
_HP_CPU_STAT_OLD = "1.3.6.1.4.1.11.2.3.7.8.6.1.0"
_HP_MEM_TOTAL = "1.3.6.1.4.1.11.2.14.11.5.1.1.2.1.1.1.5.1"
_HP_MEM_USED = "1.3.6.1.4.1.11.2.14.11.5.1.1.2.1.1.1.6.1"
_HP_UPTIME = "1.3.6.1.4.1.11.2.14.11.1.2.4.1.5.1"
_OID_IF_DESCR = "1.3.6.1.2.1.2.2.1.2"
_OID_IF_SPEED = "1.3.6.1.2.1.2.2.1.5"
_OID_IF_IN_OCT = "1.3.6.1.2.1.2.2.1.10"
_OID_IF_OUT_OCT = "1.3.6.1.2.1.2.2.1.16"
_OID_IF_IN_ERR = "1.3.6.1.2.1.2.2.1.14"
_OID_IF_OUT_ERR = "1.3.6.1.2.1.2.2.1.20"
(hp_uptime, cpu_raw, cpu_old, mem_t, mem_u,
descr, speed, in_oct, out_oct, in_err, out_err) = await asyncio.gather(
snmp_get(_HP_UPTIME),
snmp_get(_HP_CPU_STAT),
snmp_get(_HP_CPU_STAT_OLD),
snmp_get(_HP_MEM_TOTAL),
snmp_get(_HP_MEM_USED),
snmp_walk(_OID_IF_DESCR),
snmp_walk(_OID_IF_SPEED),
snmp_walk(_OID_IF_IN_OCT),
snmp_walk(_OID_IF_OUT_OCT),
snmp_walk(_OID_IF_IN_ERR),
snmp_walk(_OID_IF_OUT_ERR),
)
metrics: dict = {}
secs = ticks_to_seconds(hp_uptime)
if secs is not None:
metrics["uptime_seconds"] = secs
cpu = cpu_raw or cpu_old
if cpu is not None:
try:
metrics["cpu_percent"] = float(cpu)
except ValueError:
pass
if mem_t and mem_u:
try:
total = int(mem_t)
used = int(mem_u)
metrics["memory_total_bytes"] = total
metrics["memory_used_bytes"] = used
metrics["memory_percent"] = round(used / total * 100, 1) if total else 0.0
except ValueError:
pass
build_if_metrics(metrics, descr, speed, in_oct, out_oct, in_err, out_err)
return metrics
# ---------------------------------------------------------------------------
# Helpers
@@ -1161,3 +1223,4 @@ def _parse_ping_output(output: str, count: int) -> Dict:
"results": results,
}
}