roles/prometheus/templates/prometheus/alert.rules.yml.j2

@@ -2,10 +2,10 @@
 {{ ansible_managed | comment }}
 
 {% macro raw(string) -%}
-{{ string }}
+{{ "{{" }} {{ string }} {{ "}}" }}
 {%- endmacro %}
 
-{% set instance = '[{{ raw("$label.instance") }}]' %}
+{% set instance = "[{{ $labels.instance }}]" %}
 
 groups:
   - name: alert.rules
@@ -32,7 +32,8 @@ groups:
           severity: warning
         annotations:
           summary: >-
-            {{ instance }} {{ raw("$value | round") }}% de mémoire libre
+            {{ instance }} {{ raw('$value | printf "%.1f"') }}% de mémoire
+            libre
 
       - alert: OutOfDiskSpace
         expr: >-
@@ -42,8 +43,8 @@ groups:
           severity: warning
         annotations:
           summary: >-
-            {{ instance }} Espace libre de {{ raw("$labels.mountpoint") }} sur
-            à {{ raw("$value | round") }}%
+            {{ instance }} Espace libre de {{ raw('$labels.mountpoint') }} sur
+            à {{ raw('$value | printf "%.1f"') }}%
 
       - alert: OutOfInodes
         expr: node_filesystem_files_free / node_filesystem_files * 100 < 10
@@ -52,8 +53,8 @@ groups:
           severity: warning
         annotations:
           summary: >-
-            {{ instance }} {{ raw("$value | round") }}% d'inodes restants
-            pour {{ raw("$labels.mountpoint") }}
+            {{ instance }} {{ raw('$value | printf "%.1f"') }}% d'inodes
+            restants pour {{ raw('$labels.mountpoint') }}
 
       - alert: CpuUsage
         expr: >-
@@ -67,7 +68,7 @@ groups:
           severity: warning
         annotations:
           summary: >-
-            {{ instance }} CPU à {{ raw("$value | round") }}%
+            {{ instance }} CPU à {{ raw('$value | printf "%.1f"') }}%
 
       - alert: SystemdServiceFailed
         expr: node_systemd_unit_state{state="failed"} == 1
@@ -76,7 +77,7 @@ groups:
           severity: warning
         annotations:
           summary: >-
-            {{ instance }} {{ raw("$label.name") }} a échoué
+            {{ instance }} {{ raw('$labels.name') }} a échoué
 
       - alert: LoadUsage
         expr: node_load1 > 5
@@ -85,7 +86,7 @@ groups:
           severity: warning
         annotations:
           summary: >
-            {{ instance }} Charge à {{ raw("$value") }}
+            {{ instance }} Charge à {{ raw('$value') }}
       
       - alert: UpsOutputSourceChanged
         expr: upsOutputSource != 3
@@ -121,7 +122,7 @@ groups:
           severity: critical
         annotations:
           summary: >-
-            {{ instance }} Charge de {{ raw("$value | round") }}%
+            {{ instance }} Charge de {{ raw('$value | printf "%.1f"') }}%
 
       - alert: UpsWrongInputVoltage
         expr: (upsInputVoltage < 210) or (upsInputVoltage > 250)
@@ -130,7 +131,7 @@ groups:
           severity: warning
         annotations:
           summary: >-
-            {{ instance }} Tension d'entrée de {{ raw("$value") }}V
+            {{ instance }} Tension d'entrée de {{ raw('$value') }}V
 
       - alert: UpsWrongOutputVoltage
         expr: (upsOutputVoltage < 220) or (upsOutputVoltage > 240)
@@ -139,7 +140,7 @@ groups:
           severity: warning
         annotations:
           summary: >-
-            {{ instance }} Tension de sortie de {{ raw("$value") }}V
+            {{ instance }} Tension de sortie de {{ raw('$value') }}V
 
       - alert: UpsTimeRemainingWarning
         expr: upsEstimatedMinutesRemaining < 8
@@ -148,7 +149,7 @@ groups:
           severity: warning
         annotations:
           summary: >-
-            {{ instance }} Autonomie restante de {{ raw("$value") }} min
+            {{ instance }} Autonomie restante de {{ raw('$value') }} min
 
       - alert: UpsTimeRemainingCritical
         expr: upsEstimatedMinutesRemaining < 5
@@ -157,5 +158,5 @@ groups:
           severity: critical
         annotations:
           summary: >-
-            {{ instance }} Autonomie restante de {{ raw("$value") }} min
+            {{ instance }} Autonomie restante de {{ raw('$value') }} min
 ...

roles/prometheus_federate/templates/prometheus/alert.rules.yml.j2

@@ -1,6 +1,12 @@
 ---
 {{ ansible_managed | comment }}
 
+{% macro raw(string) -%}
+{{ "{{" }} {{ string }} {{ "}}" }}
+{%- endmacro %}
+
+{% set instance = "[{{ $labels.instance }}]" %}
+
 groups:
   - name: alert.rules
     rules:
@@ -11,6 +17,5 @@ groups:
           severity: critical
         annotations:
           summary: >-
-            Federate : {{ "{{" }} $labels.instance {{ "}}" }} est invisible
-            depuis plus de 3 minutes !
+            {{ instance }} Invisible depuis plus de 3 minutes
 ...