diff --git a/jsonnet/kube-prometheus/alerts/alertmanager.libsonnet b/jsonnet/kube-prometheus/alerts/alertmanager.libsonnet
deleted file mode 100644
index bcabf4d9fce152864c3f43be051647c63341b117..0000000000000000000000000000000000000000
--- a/jsonnet/kube-prometheus/alerts/alertmanager.libsonnet
+++ /dev/null
@@ -1,57 +0,0 @@
-{
- prometheusAlerts+:: {
- groups+: [
- {
- name: 'alertmanager.rules',
- rules: [
- {
- alert: 'AlertmanagerConfigInconsistent',
- annotations: {
- message: |||
- The configuration of the instances of the Alertmanager cluster `{{ $labels.namespace }}/{{ $labels.service }}` are out of sync.
- {{ range printf "alertmanager_config_hash{namespace=\"%s\",service=\"%s\"}" $labels.namespace $labels.service | query }}
- Configuration hash for pod {{ .Labels.pod }} is "{{ printf "%.f" .Value }}"
- {{ end }}
- |||,
- },
- expr: |||
- count by(namespace,service) (count_values by(namespace,service) ("config_hash", alertmanager_config_hash{%(alertmanagerSelector)s})) != 1
- ||| % $._config,
- 'for': '5m',
- labels: {
- severity: 'critical',
- },
- },
- {
- alert: 'AlertmanagerFailedReload',
- annotations: {
- message: "Reloading Alertmanager's configuration has failed for {{ $labels.namespace }}/{{ $labels.pod}}.",
- },
- expr: |||
- alertmanager_config_last_reload_successful{%(alertmanagerSelector)s} == 0
- ||| % $._config,
- 'for': '10m',
- labels: {
- severity: 'warning',
- },
- },
- {
- alert: 'AlertmanagerMembersInconsistent',
- annotations: {
- message: 'Alertmanager has not found all other members of the cluster.',
- },
- expr: |||
- alertmanager_cluster_members{%(alertmanagerSelector)s}
- != on (service) GROUP_LEFT()
- count by (service) (alertmanager_cluster_members{%(alertmanagerSelector)s})
- ||| % $._config,
- 'for': '5m',
- labels: {
- severity: 'critical',
- },
- },
- ],
- },
- ],
- },
-}
diff --git a/jsonnet/kube-prometheus/alerts/alerts.libsonnet b/jsonnet/kube-prometheus/alerts/alerts.libsonnet
index adc461303474c64a86543b64abd6d83c4e9cd04b..8733ae447f6197e3e34db14b27b91e40afbed2c2 100644
--- a/jsonnet/kube-prometheus/alerts/alerts.libsonnet
+++ b/jsonnet/kube-prometheus/alerts/alerts.libsonnet
@@ -1,3 +1,2 @@
-(import 'alertmanager.libsonnet') +
(import 'general.libsonnet') +
(import 'node.libsonnet')
diff --git a/jsonnet/kube-prometheus/jsonnetfile.json b/jsonnet/kube-prometheus/jsonnetfile.json
index b74b034d691194ecc12b7f4229d8e2ca0fe83ea0..9663febdc71edb288e63497abfacae5b0f508e2b 100644
--- a/jsonnet/kube-prometheus/jsonnetfile.json
+++ b/jsonnet/kube-prometheus/jsonnetfile.json
@@ -83,6 +83,16 @@
"version": "release-2.22",
"name": "prometheus"
},
+ {
+ "source": {
+ "git": {
+ "remote": "https://github.com/prometheus/alertmanager",
+ "subdir": "doc/alertmanager-mixin"
+ }
+ },
+ "version": "master",
+ "name": "alertmanager"
+ },
{
"source": {
"git": {
diff --git a/jsonnet/kube-prometheus/kube-prometheus.libsonnet b/jsonnet/kube-prometheus/kube-prometheus.libsonnet
index 26943f12a3bbdcd58420d624f0908208aa915877..dc4c41539b2ae77cf683beec143c9347a9b3a394 100644
--- a/jsonnet/kube-prometheus/kube-prometheus.libsonnet
+++ b/jsonnet/kube-prometheus/kube-prometheus.libsonnet
@@ -6,6 +6,7 @@ local kubeRbacProxyContainer = import './kube-rbac-proxy/container.libsonnet';
(import './node-exporter/node-exporter.libsonnet') +
(import 'github.com/prometheus/node_exporter/docs/node-mixin/mixin.libsonnet') +
(import './alertmanager/alertmanager.libsonnet') +
+(import 'github.com/prometheus/alertmanager/doc/alertmanager-mixin/mixin.libsonnet') +
(import 'github.com/prometheus-operator/prometheus-operator/jsonnet/prometheus-operator/prometheus-operator.libsonnet') +
(import 'github.com/prometheus-operator/prometheus-operator/jsonnet/mixin/mixin.libsonnet') +
(import './prometheus/prometheus.libsonnet') +
@@ -160,6 +161,8 @@ local kubeRbacProxyContainer = import './kube-rbac-proxy/container.libsonnet';
coreDNSSelector: 'job="kube-dns"',
podLabel: 'pod',
+ alertmanagerName: '{{ $labels.namespace }}/{{ $labels.pod}}',
+ alertmanagerClusterLabels: 'namespace,service',
alertmanagerSelector: 'job="alertmanager-' + $._config.alertmanager.name + '",namespace="' + $._config.namespace + '"',
prometheusSelector: 'job="prometheus-' + $._config.prometheus.name + '",namespace="' + $._config.namespace + '"',
prometheusName: '{{$labels.namespace}}/{{$labels.pod}}',
diff --git a/jsonnetfile.lock.json b/jsonnetfile.lock.json
index 32e23654c6cea7bf4086b479e5a8e4721eb27d6f..11593afd7f05663fdd08bca45d1c8733a30d2f22 100644
--- a/jsonnetfile.lock.json
+++ b/jsonnetfile.lock.json
@@ -112,6 +112,17 @@
"version": "b86ab77239f2a11ee69ad05b24122958d8b2df5b",
"sum": "Zof470kQY377VxlEH5MQJUSbtViNEdLyLPv/P7fX8QQ="
},
+ {
+ "source": {
+ "git": {
+ "remote": "https://github.com/prometheus/alertmanager.git",
+ "subdir": "doc/alertmanager-mixin"
+ }
+ },
+ "version": "193ebba04d1e70d971047e983a0b489112610460",
+ "sum": "QcftU7gjCQyj7B6M4YJeCAeaPd0kwxd4J4rolo7AnLE=",
+ "name": "alertmanager"
+ },
{
"source": {
"git": {
diff --git a/manifests/prometheus-rules.yaml b/manifests/prometheus-rules.yaml
index 988ec85fb242a4a0caafc0241f8e8c3257a63ac1..c1114918dfb19ef72e0a8663481385d44b44eeaa 100644
--- a/manifests/prometheus-rules.yaml
+++ b/manifests/prometheus-rules.yaml
@@ -1019,6 +1019,115 @@ spec:
node_md_disks{state="fail"} > 0
labels:
severity: warning
+ - name: alertmanager.rules
+ rules:
+ - alert: AlertmanagerFailedReload
+ annotations:
+ description: Configuration has failed to load for {{ $labels.namespace }}/{{ $labels.pod}}.
+ runbook_url: https://github.com/prometheus-operator/kube-prometheus/wiki/alertmanagerfailedreload
+ summary: Reloading an Alertmanager configuration has failed.
+ expr: |
+ # Without max_over_time, failed scrapes could create false negatives, see
+ # https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0 for details.
+ max_over_time(alertmanager_config_last_reload_successful{job="alertmanager-main",namespace="monitoring"}[5m]) == 0
+ for: 10m
+ labels:
+ severity: critical
+ - alert: AlertmanagerMembersInconsistent
+ annotations:
+ description: Alertmanager {{ $labels.namespace }}/{{ $labels.pod}} has only found {{ $value }} members of the {{$labels.job}} cluster.
+ runbook_url: https://github.com/prometheus-operator/kube-prometheus/wiki/alertmanagermembersinconsistent
+ summary: A member of an Alertmanager cluster has not found all other cluster members.
+ expr: |
+ # Without max_over_time, failed scrapes could create false negatives, see
+ # https://www.robustperception.io/alerting-on-gauges-in-prometheus-2-0 for details.
+ max_over_time(alertmanager_cluster_members{job="alertmanager-main",namespace="monitoring"}[5m])
+ < on (namespace,service) group_left
+ count by (namespace,service) (max_over_time(alertmanager_cluster_members{job="alertmanager-main",namespace="monitoring"}[5m]))
+ for: 10m
+ labels:
+ severity: critical
+ - alert: AlertmanagerFailedToSendAlerts
+ annotations:
+ description: Alertmanager {{ $labels.namespace }}/{{ $labels.pod}} failed to send {{ $value | humanizePercentage }} of notifications to {{ $labels.integration }}.
+ runbook_url: https://github.com/prometheus-operator/kube-prometheus/wiki/alertmanagerfailedtosendalerts
+ summary: An Alertmanager instance failed to send notifications.
+ expr: |
+ (
+ rate(alertmanager_notifications_failed_total{job="alertmanager-main",namespace="monitoring"}[5m])
+ /
+ rate(alertmanager_notifications_total{job="alertmanager-main",namespace="monitoring"}[5m])
+ )
+ > 0.01
+ for: 5m
+ labels:
+ severity: warning
+ - alert: AlertmanagerClusterFailedToSendAlerts
+ annotations:
+ description: The minimum notification failure rate to {{ $labels.integration }} sent from any instance in the {{$labels.job}} cluster is {{ $value | humanizePercentage }}.
+ runbook_url: https://github.com/prometheus-operator/kube-prometheus/wiki/alertmanagerclusterfailedtosendalerts
+ summary: All Alertmanager instances in a cluster failed to send notifications.
+ expr: |
+ min by (namespace,service) (
+ rate(alertmanager_notifications_failed_total{job="alertmanager-main",namespace="monitoring"}[5m])
+ /
+ rate(alertmanager_notifications_total{job="alertmanager-main",namespace="monitoring"}[5m])
+ )
+ > 0.01
+ for: 5m
+ labels:
+ severity: critical
+ - alert: AlertmanagerConfigInconsistent
+ annotations:
+ description: Alertmanager instances within the {{$labels.job}} cluster have different configurations.
+ runbook_url: https://github.com/prometheus-operator/kube-prometheus/wiki/alertmanagerconfiginconsistent
+ summary: Alertmanager instances within the same cluster have different configurations.
+ expr: |
+ count by (namespace,service) (
+ count_values by (namespace,service) ("config_hash", alertmanager_config_hash{job="alertmanager-main",namespace="monitoring"})
+ )
+ != 1
+ for: 20m
+ labels:
+ severity: critical
+ - alert: AlertmanagerClusterDown
+ annotations:
+ description: '{{ $value | humanizePercentage }} of Alertmanager instances within the {{$labels.job}} cluster have been up for less than half of the last 5m.'
+ runbook_url: https://github.com/prometheus-operator/kube-prometheus/wiki/alertmanagerclusterdown
+ summary: Half or more of the Alertmanager instances within the same cluster are down.
+ expr: |
+ (
+ count by (namespace,service) (
+ avg_over_time(up{job="alertmanager-main",namespace="monitoring"}[5m]) < 0.5
+ )
+ /
+ count by (namespace,service) (
+ up{job="alertmanager-main",namespace="monitoring"}
+ )
+ )
+ >= 0.5
+ for: 5m
+ labels:
+ severity: critical
+ - alert: AlertmanagerClusterCrashlooping
+ annotations:
+ description: '{{ $value | humanizePercentage }} of Alertmanager instances within the {{$labels.job}} cluster have restarted at least 5 times in the last 10m.'
+ runbook_url: https://github.com/prometheus-operator/kube-prometheus/wiki/alertmanagerclustercrashlooping
+ summary: Half or more of the Alertmanager instances within the same cluster are crashlooping.
+ expr: |
+ (
+ count by (namespace,service) (
+ changes(process_start_time_seconds{job="alertmanager-main",namespace="monitoring"}[10m]) > 4
+ )
+ /
+ count by (namespace,service) (
+ up{job="alertmanager-main",namespace="monitoring"}
+ )
+ )
+ >= 0.5
+ for: 5m
+ labels:
+ severity: critical
- name: prometheus-operator
rules:
- alert: PrometheusOperatorListErrors
@@ -1955,38 +2064,6 @@ spec:
for: 15m
labels:
severity: warning
- - name: alertmanager.rules
- rules:
- - alert: AlertmanagerConfigInconsistent
- annotations:
- message: |
- The configuration of the instances of the Alertmanager cluster `{{ $labels.namespace }}/{{ $labels.service }}` are out of sync.
- {{ range printf "alertmanager_config_hash{namespace=\"%s\",service=\"%s\"}" $labels.namespace $labels.service | query }}
- Configuration hash for pod {{ .Labels.pod }} is "{{ printf "%.f" .Value }}"
- {{ end }}
- expr: |
- count by(namespace,service) (count_values by(namespace,service) ("config_hash", alertmanager_config_hash{job="alertmanager-main",namespace="monitoring"})) != 1
- for: 5m
- labels:
- severity: critical
- - alert: AlertmanagerFailedReload
- annotations:
- message: Reloading Alertmanager's configuration has failed for {{ $labels.namespace }}/{{ $labels.pod}}.
- expr: |
- alertmanager_config_last_reload_successful{job="alertmanager-main",namespace="monitoring"} == 0
- for: 10m
- labels:
- severity: warning
- - alert: AlertmanagerMembersInconsistent
- annotations:
- message: Alertmanager has not found all other members of the cluster.
- expr: |
- alertmanager_cluster_members{job="alertmanager-main",namespace="monitoring"}
- != on (service) GROUP_LEFT()
- count by (service) (alertmanager_cluster_members{job="alertmanager-main",namespace="monitoring"})
- for: 5m
- labels:
- severity: critical
- name: general.rules
rules:
- alert: TargetDown