prometheus: cleanup + bird alert rules

group_vars/prom/prometheus.yml

@@ -35,14 +35,16 @@ prometheus__scraping:
 
 prometheus__alert_rules_prometheus:
   - alert: PrometheusTsdbCompactionFailed
-    expr: "increase(prometheus_tsdb_compactions_failed_total[1m]) > 0"
+    expr:
+      increase(prometheus_tsdb_compactions_failed_total[1m]) > 0
     for: 0m
     labels:
       severity: critical
 
 prometheus__alert_rules_common:
   - alert: CollectorDown
-    expr: 'up == 0'
+    expr: >
+      up == 0
     for: 3m
     labels:
       severity: critical
@@ -51,26 +53,33 @@ prometheus__alert_rules_common:
 
 prometheus__alert_rules_node:
   - alert: OutOfMemory
-    expr: "( node_memory_MemFree_bytes
+    expr:
+      100 * (
+        node_memory_MemFree_bytes
         + node_memory_Cached_bytes
-             + node_memory_Buffers_bytes )
+        + node_memory_Buffers_bytes
-           / node_memory_MemTotal_bytes * 100 < 10"
+      ) / node_memory_MemTotal_bytes < 10
     for: 5m
     labels:
       severity: warning
     annotations:
       FreeMemory: !unsafe '{{ printf "%.0f" $value }} %'
   - alert: HostSwapIsFillingUp
-    expr: "( 1 - ( node_memory_SwapFree_bytes
+    expr:
-                   / node_memory_SwapTotal_bytes ) )
+      100 * (
-           * 100 >= 50"
+        1 - (
+          node_memory_SwapFree_bytes
+          / node_memory_SwapTotal_bytes
+        )
+      ) >= 50
     for: 3m
     labels:
       severity: critical
     annotations:
       UsedSwap: !unsafe '{{ printf "%.0f" $value }} %'
   - alert: HostPhysicalComponentTooHot
-    expr: "node_hwmon_temp_celsius > 79"
+    expr:
+      node_hwmon_temp_celsius > 79
     for: 3m
     labels:
       severity: critical
@@ -79,7 +88,8 @@ prometheus__alert_rules_node:
       Chip: !unsafe "{{ $labels.chip }}"
       Sensor: !unsafe "{{ $labels.sensor }}"
   - alert: HostNodeOvertemperatureAlarm
-    expr: "node_hwmon_temp_crit_alarm_celsius == 1"
+    expr:
+      node_hwmon_temp_crit_alarm_celsius == 1
     for: 0m
     labels:
       severity: critical
@@ -87,45 +97,54 @@ prometheus__alert_rules_node:
       Chip: !unsafe "{{ $labels.chip }}"
       Sensor: !unsafe "{{ $labels.sensor }}"
   - alert: HostRaidArrayGotInactive
-    expr: 'node_md_state{state="inactive"} > 0'
+    expr:
+      node_md_state{state="inactive"} > 0
     for: 0m
     labels:
       severity: critical
     annotations:
       Device: !unsafe "{{ $labels.device }}"
   - alert: HostRaidDiskFailure
-    expr: 'node_md_disks{state="failed"} > 0'
+    expr:
+      node_md_disks{state="failed"} > 0
     for: 0m
     labels:
       severity: critical
     annotations:
       severity: !unsafe "{{ $labels.md_device }}"
   - alert: HostOomKillDetected
-    expr: "increase(node_vmstat_oom_kill[1m]) > 0"
+    expr:
+      increase(node_vmstat_oom_kill[1m]) > 0
     for: 0m
     labels:
       severity: warning
     annotations:
       PID: !unsafe "{{ $value }}"
   - alert: HostEdacCorrectableErrorsDetected
-    expr: "increase(node_edac_correctable_errors_total[1m]) > 0"
+    expr:
+      increase(node_edac_correctable_errors_total[1m]) > 0
     for: 0m
     labels:
       severity: warning
     annotations:
       CorrectedErrors: !unsafe "{{ $value }}"
   - alert: HostEdacUncorrectableErrorsDetected
-    expr: "increase(node_edac_uncorrectable_errors_total[1m]) > 0"
+    expr:
+      increase(node_edac_uncorrectable_errors_total[1m]) > 0
     for: 0m
     labels:
       severity: warning
     annotations:
       DetectedErrors: !unsafe "{{ $value }}"
   - alert: OutOfDiskSpace
-    expr: "( node_filesystem_free_bytes
+    expr:
-             / node_filesystem_size_bytes * 100 < 10 )
+      (
-           and on (instance, device, mountpoint)
+        100 * node_filesystem_free_bytes
-            node_filesystem_readonly == 0"
+        / node_filesystem_size_bytes < 10
+      )
+      and on (instance, device, mountpoint) (
+        node_filesystem_readonly
+      ) == 0
     for: 5m
     labels:
       severity: critical
@@ -133,35 +152,45 @@ prometheus__alert_rules_node:
       Mountpoint: !unsafe '{{ $labels.mountpoint }}'
       FreeSpace: !unsafe '{{ printf "%.0f" $value }} %'
   - alert: HostConntrackLimit
-    expr: "( node_nf_conntrack_entries
+    expr:
-             / node_nf_conntrack_entries_limit ) * 100 > 80"
+      100 * (
+        node_nf_conntrack_entries
+        / node_nf_conntrack_entries_limit
+      ) > 80
     for: 5m
     labels:
       severity: warning
     annotations:
       Filled: !unsafe '{{ printf "%.0f" $value }} %'
   - alert: HostClockSkew
-    expr: "(node_timex_offset_seconds > 0.05
+    expr:
-           and deriv(node_timex_offset_seconds[5m]) >= 0)
+      (
-           or (node_timex_offset_seconds < -0.05
+        node_timex_offset_seconds > 0.05
-           and deriv(node_timex_offset_seconds[5m]) <= 0)"
+        and deriv(node_timex_offset_seconds[5m]) >= 0
+      ) or (
+        node_timex_offset_seconds < -0.05
+        and deriv(node_timex_offset_seconds[5m]) <= 0
+      )
     for: 2m
     labels:
       severity: warning
   - alert: HostClockNotSynchronising
-    expr: "min_over_time(node_timex_sync_status[1m]) == 0
+    expr:
-           and node_timex_maxerror_seconds >= 16"
+      min_over_time(node_timex_sync_status[1m]) == 0
+      and node_timex_maxerror_seconds >= 16
     for: 2m
     labels:
       severity: warning
   - alert: HostRequiresReboot
-    expr: "node_reboot_required > 0"
+    expr:
+      node_reboot_required > 0
     for: 5m
     labels:
       severity: warning
   - alert: OutOfInodes
-    expr: "node_filesystem_files_free
+    expr:
-           / node_filesystem_files * 100 < 10"
+      100 * node_filesystem_files_free
+      / node_filesystem_files < 10
     for: 3m
     labels:
       severity: warning
@@ -169,39 +198,46 @@ prometheus__alert_rules_node:
       Mountpoint: !unsafe "{{ $labels.mountpoint }}"
       FreeInodes: !unsafe '{{ printf "%.0f" $value }} %'
   - alert: CpuUsage
-    expr: '( 100 - avg by (instance)
+    expr:
-             ( irate(node_cpu_seconds_total{mode="idle"}[5m]) ) 
+      100 * (
-             * 100 ) > 75'
+        1 - avg by (instance) (
+          irate(node_cpu_seconds_total{mode="idle"}[5m])
+        )
+      ) > 75
     for: 10m
     labels:
       severity: warning
     annotations:
       Usage: !unsafe '{{ printf "%.0f" $value }} %'
   - alert: SystemdServiceFailed
-    expr: 'node_systemd_unit_state{state="failed"} == 1'
+    expr:
+      node_systemd_unit_state{state="failed"} == 1
     for: 10m
     labels:
       severity: warning
     annotations:
       Service: !unsafe "{{ $labels.name }}"
   - alert: LoadUsage
-    expr: "node_load1 > 5"
+    expr:
+      node_load1 > 5
     for: 2m
     labels:
       severity: warning
     annotations:
       Load1: !unsafe '{{ printf "%.0f" $value }}'
   - alert: UnhealthyDisk
-    expr: "smartmon_device_smart_healthy < 1"
+    expr:
+      smartmon_device_smart_healthy < 1
     for: 10m
     labels:
       severity: critical
     annotations:
       Disk: !unsafe "{{ $labels.disk }}"
   - alert: HostCpuStealNoisyNeighbor
-    expr: 'avg by(instance)
+    expr:
-            (rate(node_cpu_seconds_total{mode="steal"}[5m]))
+      100 * avg by (instance) (
-            * 100 > 10'
+        rate(node_cpu_seconds_total{mode="steal"}[5m])
+      ) > 10
     for: 5m
     labels:
       severity: warning
@@ -210,16 +246,20 @@ prometheus__alert_rules_node:
 
 prometheus__alert_rules_keepalived:
   - alert: KeepalivedVrrpFault
-    expr: 'keepalived_vrrp_state{state="fault"} > 0'
+    expr:
+      keepalived_vrrp_state{state="fault"} > 0
     for: 0m
     labels:
       severity: critical
     annotations:
       Instance: !unsafe "{{ $labels.instance }}"
   - alert: KeepalivedMasterChange
-    expr: 'changes(
+    expr:
-             keepalived_vrrp_state
+      changes(
-               {keepalived_vvrp_state="master"}[1m]) > 1'
+        keepalived_vrrp_state{
+          keepalived_vvrp_state="master"
+        }[1m]
+      ) > 1
     for: 0m
     labels:
       severity: warning
@@ -227,51 +267,146 @@ prometheus__alert_rules_keepalived:
       Instance: !unsafe "{{ $labels.instance }}"
 
 prometheus__alert_rules_bird:
-  - alert: BirdProtocolDown
+  - record: bird:protocol_up:bgp
-    expr: "bird_protocol_up == 0"
+    expr:
+      label_replace(
+        bird_protocol_up{proto="BGP"},
+        "group", "$1",
+        "instance", "^([^0-9\\.]+)-[0-9]+.*"
+      )
+  # Sessions qui ne sont volontairement pas redondées
+  # au sein d'un groupe
+  - record: bird:protocol_up:bgp:non_redundant
+    expr:
+      bird:protocol_up:bgp{
+        group="edge",
+        name=~"^(oti|crans|legacy|edge)[46]$"
+      }
+  # Sessions qui le sont
+  - record: bird:protocol_up:bgp:redundant
+    expr:
+      bird:protocol_up:bgp
+      unless
+      bird:protocol_up:bgp:non_redundant
+  - alert: BirdBGPRedundancyDegraded
+    expr:
+      (
+        count by (group, name) (
+          bird:protocol_up:bgp:redundant{state="Established"}
+        ) or (
+          count by (group, name) (
+            bird:protocol_up:bgp:redundant{state!="Established"}
+          ) * 0
+        )
+      ) < 2
+    for: 0m
+    labels:
+      severity: warning
+    annotations:
+      Session: !unsafe "{{ $labels.name }}"
+      Count: !unsafe "{{ $value }}"
+      Group: !unsafe "{{ $labels.group }}"
+  - alert: BirdBGPDown
+    expr:
+      (
+        count by (group, name) (
+          bird:protocol_up:bgp{state="Established"}
+        ) or (
+          count by (group, name) (
+            bird:protocol_up:bgp{state!="Established"}
+          ) * 0
+        )
+      ) == 0
     for: 0m
     labels:
       severity: critical
     annotations:
-      Protocol: !unsafe "{{ $labels.name }}"
+      Session: !unsafe "{{ $labels.name }}"
-      State: !unsafe "{{ $labels.state }}"
+      Group: !unsafe "{{ $labels.group }}"
+  - alert: BirdBGPNoExportedPrefixRedundant
+    expr:
+      bird_protocol_prefix_export_count{
+        export_filter!="REJECT",
+      } * on (instance, name) (
+        bird:protocol_up:bgp:redundant{state="Established"}
+      ) == 0
+    for: 0m
+    labels:
+      severity: critical
+    annotations:
+      Session: !unsafe "{{ $labels.name }}"
+  - alert: BirdBGPNoExportedPrefixNonRedundant
+    expr:
+      sum by (group) (
+        bird_protocol_prefix_export_count{
+          export_filter!="REJECT",
+        } * on (instance, name) group_left (group) (
+          bird:protocol_up:bgp:non_redundant{state="Established"}
+        )
+      ) == 0
+    for: 0m
+    labels:
+      severity: critical
+    annotations:
+      Session: !unsafe "{{ $labels.name }}"
+  - alert: BirdOSPFNeighboursChange
+    expr:
+      changes(bird_ospf_neighbor_count[5m]) > 0
+      or changes(bird_ospfv3_neighbor_count[5m]) > 0
+    for: 0m
+    labels:
+      severity: warning
+  - alert: BirdOSPFDown
+    expr:
+      bird_ospf_running == 0
+    for: 0m
+    labels:
+      severity: critical
+    annotations:
+      Instance: !unsafe "{{ $labels.name }}"
 
 prometheus__alert_rules_quanta:
   - alert: QuantaQueueOverflow
-    expr: 'snAgGblQueueOverflow == 1'
+    expr:
+      snAgGblQueueOverflow == 1
     for: 0m
     labels:
       severity: critical
   - alert: QuantaCpuUsage
-    expr: 'snAgGblCpuUtil1MinAvg > 50'
+    expr:
+      snAgGblCpuUtil1MinAvg > 50
     for: 5m
     labels:
       severity: warning
     annotations:
       Usage: !unsafe "{{ $value }} %"
   - alert: QuantaCpuUsage
-    expr: 'snAgGblCpuUtil1MinAvg > 80'
+    expr:
+      snAgGblCpuUtil1MinAvg > 80
     for: 5m
     labels:
       severity: critical
     annotations:
       Usage: !unsafe "{{ $value }} %"
   - alert: QuantaMemoryUsage
-    expr: '100 * (1 - (snAgGblDynMemFree / snAgGblDynMemTotal)) > 50'
+    expr:
+      100 * (1 - (snAgGblDynMemFree / snAgGblDynMemTotal)) > 50
     for: 5m
     labels:
       severity: warning
     annotations:
       UsedMemory: !unsafe "{{ $value }} %"
   - alert: QuantaMemoryUsage
-    expr: '100 * (1 - (snAgGblDynMemFree / snAgGblDynMemTotal)) > 80'
+    expr:
+      100 * (1 - (snAgGblDynMemFree / snAgGblDynMemTotal)) > 80
     for: 5m
     labels:
       severity: alert
     annotations:
       UsedMemory: !unsafe "{{ $value }} %"
   - alert: QuantaFanHealth
-    expr: 'snChasFanOperStatus{snChasFanOperStatus="normal"} == 0'
+    expr:
+      snChasFanOperStatus{snChasFanOperStatus="normal"} == 0
     for: 0m
     labels:
       severity: critical
@@ -279,7 +414,8 @@ prometheus__alert_rules_quanta:
       Description: !unsafe "{{ $labels.shChasFanDescription }}"
       Status: !unsafe "{{ $labels.snChasFanOperStatus }}"
   - alert: QuantaTemp
-    expr: '(snAgentTempValue / 2) > 45'
+    expr:
+      0.5 * snAgentTempValue > 45
     for: 0m
     labels:
       severity: warning
@@ -287,7 +423,8 @@ prometheus__alert_rules_quanta:
       Temperature: !unsafe "{{ $value }} °C"
       Description: !unsafe "{{ $labels.snAgentTempSensorDescr }}"
   - alert: QuantaTemp
-    expr: '(snAgentTempValue / 2) > 60'
+    expr:
+      0.5 * snAgentTempValue > 60
     for: 0m
     labels:
       severity: critical
@@ -295,22 +432,59 @@ prometheus__alert_rules_quanta:
       Temperature: !unsafe "{{ $value }} °C"
       Description: !unsafe "{{ $labels.snAgentTempSensorDescr }}"
   - alert: QuantaPowerRedundancyFailure
-    expr: 'count by (instance)
+    expr:
-           (snChasPwrSupplyOperStatus{snChasPwrSupplyOperStatus="normal"})
+      count by (instance) (
-           < 2'
+        snChasPwrSupplyOperStatus{snChasPwrSupplyOperStatus="normal"}
+      ) < 2
     for: 0m
     labels:
       severity: warning
 
 prometheus__alert_rules_switch:
   - alert: SwitchPromiscuousChange
-    expr: "changes(ifPromiscuousMode[5m]) > 0"
+    expr:
+      changes(ifPromiscuousMode[5m]) > 0
     for: 0m
     labels:
       severity: warning
     annotations:
       Interface: !unsafe "{{ $labels.ifName }}
         {{ if $labels.ifAlias }}- {{ $labels.ifAlias }}{{ end }}"
+  - alert: SwitchInterfaceUpChange
+    expr:
+      changes(ifOperStatus{ifOperStatus="up"}[5m]) > 0
+    for: 0m
+    labels:
+      severity: warning
+    annotations:
+      Interface: !unsafe "{{ $labels.ifName }}
+        {{ if $labels.ifAlias }}- {{ $labels.ifAlias }}{{ end }}"
+  - alert: SwitchInErrors
+    expr:
+      100 * irate(ifInErrors[5m]) / (
+        irate(ifInUcastPkts[5m])
+        + irate(ifInNUcastPkts[5m])
+      ) > 0.01
+    for: 0m
+    labels:
+      severity: warning
+    annotations:
+      ErrorRate: !unsafe '{{ printf "%.2f" $value }} %'
+      Interface: !unsafe "{{ $labels.ifName }}
+        {{ if $labels.ifAlias }}- {{ $labels.ifAlias }}{{ end }}"
+  - alert: SwitchOutErrors
+    expr:
+      100 * irate(ifOutErrors[5m]) / (
+        irate(ifOutUcastPkts[5m])
+        + irate(ifOutNUcastPkts[5m])
+      ) > 0.01
+    for: 0m
+    labels:
+      severity: warning
+    annotations:
+      ErrorRate: !unsafe '{{ printf "%.2f" $value }} %'
+      Interface: !unsafe "{{ $labels.ifName }}
+        {{ if $labels.ifAlias }}- {{ $labels.ifAlias }}{{ end }}"
 
 prometheus__alert_rules:
   common: "{{ prometheus__alert_rules_common }}"
@@ -319,5 +493,5 @@ prometheus__alert_rules:
   node: "{{ prometheus__alert_rules_node }}"
   keepalived: "{{ prometheus__alert_rules_keepalived }}"
   quanta: "{{ prometheus__alert_rules_quanta }}"
-  #bird: "{{ prometheus__alert_rules_bird }}"
+  bird: "{{ prometheus__alert_rules_bird }}"
 ...