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53 lines
2.3 KiB
YAML
53 lines
2.3 KiB
YAML
groups:
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- name: openldap-alerts
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rules:
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- alert: OpenLDAPConnectionSpike
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annotations:
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description: There are {{ printf "%.0f" $value }} OpenLDAP connections on instance
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{{$labels.instance}}, which is above the threshold of 100.
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summary: A sudden spike in OpenLDAP connections indicates potential high usage
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or security issues.
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expr: |
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increase(openldap_monitor_counter_object{dn="cn=Current,cn=Connections,cn=Monitor"}[5m]) > 100
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for: 5m
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labels:
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severity: warning
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- alert: OpenLDAPHighSearchOperationRateSpike
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annotations:
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description: The rate of search operations in OpenLDAP on instance {{$labels.instance}}
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has increased by {{ printf "%.0f" $value }} percent in the last 5 minutes,
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compared to the average over the last 15 minutes, which is above the threshold
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of 200 percent.
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summary: A significant spike in OpenLDAP search operations indicates inefficient
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queries, potential abuse, or unintended heavy load.
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expr: "100 * (\n rate(openldap_monitor_operation{dn=\"cn=Search,cn=Operations,cn=Monitor\"}[5m])
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\n / \n clamp_min(rate(openldap_monitor_operation{dn=\"cn=Search,cn=Operations,cn=Monitor\"}[15m]
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offset 5m), 0.0001)\n) > 200\n"
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for: 5m
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labels:
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severity: warning
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- alert: OpenLDAPDialFailures
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annotations:
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description: LDAP dial failures on instance {{$labels.instance}} have increased
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by {{ printf "%.0f" $value }} in the last 10 minutes, which is above the threshold
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of 10.
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summary: Significant increase in LDAP dial failures indicates network issues,
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problems with the LDAP service, or configuration errors that may lead to service
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unavailability.
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expr: |
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increase(openldap_dial{result!="ok"}[10m]) > 10
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for: 10m
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labels:
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severity: warning
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- alert: OpenLDAPBindFailureRateIncrease
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annotations:
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description: LDAP bind failures on instance {{$labels.instance}} have increased
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by {{ printf "%.0f" $value }} in the last 10 minutes, which is above the threshold
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of 10.
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summary: Significant increase in LDAP bind failures indicates authentication
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issues, potential security threats or problems with user directories.
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expr: |
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increase(openldap_bind{result!="ok"}[10m]) > 10
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for: 10m
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labels:
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severity: warning
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