feat(alertmanager_receiver): add role

roles/alertmanager_receiver/defaults/main/config.yml

@@ -0,0 +1,52 @@
+---
+alertmanager_receiver_config_log_level: "info"
+alertmanager_receiver_config_http_address: 127.0.0.1
+alertmanager_receiver_config_http_port: 12345
+alertmanager_receiver_config_http_alerts_path_prefix: "/alerts"
+alertmanager_receiver_config_http_metrics_path: "/metrics"
+alertmanager_receiver_config_http_metric_enabled: true
+alertmanager_receiver_config_http_basic_username: "alertmanager"
+alertmanager_receiver_config_http_basic_password: ~
+alertmanager_receiver_config_http:
+  address: "{{ alertmanager_receiver_config_http_address }}"
+  port: "{{ alertmanager_receiver_config_http_port }}"
+  "alerts-path-prefix": "{{ alertmanager_receiver_config_http_alerts_path_prefix }}"
+  "metrics-path": "{{ alertmanager_receiver_config_http_metrics_path }}"
+  "metrics-enabled": "{{ alertmanager_receiver_config_http_metric_enabled }}"
+  "basic-username": "{{ alertmanager_receiver_config_http_basic_username }}"
+  "basic-password": "{{ alertmanager_receiver_config_http_basic_password }}"
+alertmanager_receiver_config_matrix_homeserver_url: ~
+alertmanager_receiver_config_matrix_user_id: ~
+alertmanager_receiver_config_matrix_access_token: ~
+alertmanager_receiver_config_matrix_proxy: ""
+alertmanager_receiver_config_matrix_room_mapping: {}
+alertmanager_receiver_config_matrix:
+  "homeserver-url": "{{ alertmanager_receiver_config_matrix_homeserver_url }}"
+  "user-id": "{{ alertmanager_receiver_config_matrix_user_id }}"
+  "access-token": "{{ alertmanager_receiver_config_matrix_access_token }}"
+  proxy: "{{ alertmanager_receiver_config_matrix_proxy }}"
+  "room-mapping": "{{ alertmanager_receiver_config_matrix_room_mapping }}"
+alertmanager_receiver_config_templating_external_url_mapping: {}
+alertmanager_receiver_config_templating_generator_url_mapping: {}
+alertmanager_receiver_config_templating_computed_values: >-2
+  {{ alertmanager_receiver_config_templating_computed_values_default }}
+alertmanager_receiver_config_templating_firing_template: >-2
+  {{ alertmanager_receiver_config_templating_firing_template_default }}
+alertmanager_receiver_config_templating_resolved_template: >-2
+  {{ alertmanager_receiver_config_templating_resolved_template_default }}
+alertmanager_receiver_config_templating:
+  "external-url-mapping": >-2
+    {{ alertmanager_receiver_config_templating_external_url_mapping }}
+  "generator-url-mapping": >-2
+    {{ alertmanager_receiver_config_templating_generator_url_mapping }}
+  "computed-values": "{{ alertmanager_receiver_config_templating_computed_values }}"
+  "firing-template": "{{ alertmanager_receiver_config_templating_firing_template }}"
+  "resolved-template": "{{ alertmanager_receiver_config_templating_resolved_template }}"
+alertmanager_receiver_default_config:
+  http: "{{ alertmanager_receiver_config_http }}"
+  matrix: "{{ alertmanager_receiver_config_matrix }}"
+  templating: "{{ alertmanager_receiver_config_templating }}"
+alertmanager_receiver_config: {}
+alertmanager_receiver_merged_config: >-2
+  {{ (alertmanager_receiver_default_config | default({}))
+    | combine(alertmanager_receiver_config | default({}), recursive=True) }}

roles/alertmanager_receiver/defaults/main/container.yml

@@ -0,0 +1,54 @@
+---
+alertmanager_receiver_container_image_registry: "docker.io"
+alertmanager_receiver_container_image_namespace: "metio"
+alertmanager_receiver_container_image_repository: "matrix-alertmanager-receiver"
+alertmanager_receiver_container_image_name: >-2
+  {{ [
+    alertmanager_receiver_container_image_registry | default([]),
+    alertmanager_receiver_container_image_namespace | default([]),
+    alertmanager_receiver_container_image_repository
+  ] | flatten | join('/') }}
+alertmanager_receiver_container_image_tag: ~
+alertmanager_receiver_container_image: >-2
+  {{ [
+    alertmanager_receiver_container_image_name,
+    (alertmanager_receiver_container_image_tag | default(
+        alertmanager_receiver_version, true
+    ))
+  ] | join(':') }}
+alertmanager_receiver_container_image_source: "pull"
+alertmanager_receiver_container_image_force_source: >-2
+  {{ alertmanager_receiver_container_image_tag | default(false, true) | bool }}
+
+alertmanager_receiver_container_config_file_path: >-2
+  {{ alertmanager_receiver_config_file_path }}
+
+alertmanager_receiver_container_name: "matrix-alertmanager-receiver"
+alertmanager_receiver_container_env: ~
+alertmanager_receiver_container_user: >-2
+  {{ alertmanager_receiver_user_uid }}:{{ alertmanager_receiver_user_gid }}
+alertmanager_receiver_container_ports: ~
+alertmanager_receiver_container_labels: ~
+alertmanager_receiver_container_command:
+#  - "/matrix-alertmanager-receiver"
+  - "--config-path"
+  - "{{ alertmanager_receiver_container_config_file_path }}"
+  - "--log-level"
+  - "{{ alertmanager_receiver_config_log_level }}"
+alertmanager_receiver_container_volumes: []
+alertmanager_receiver_container_base_volumes:
+  - >-2
+    {{ [
+      alertmanager_receiver_config_file_path,
+      alertmanager_receiver_container_config_file_path,
+      'ro'
+    ] | join(':') }}
+alertmanager_receiver_container_merged_volumes: >-2
+  {{ (alertmanager_receiver_container_base_volumes | default([], true))
+    + (alertmanager_receiver_container_volumes | default([], true)) }}
+alertmanager_receiver_container_networks: ~
+alertmanager_receiver_container_etc_hosts: ~
+alertmanager_receiver_container_dns_servers: ~
+alertmanager_receiver_container_restart_policy: "on-failure"
+alertmanager_receiver_container_state: >-2
+  {{ (alertmanager_receiver_state == 'present') | ternary('started', 'absent') }}

roles/alertmanager_receiver/defaults/main/main.yml

@@ -0,0 +1,9 @@
+---
+alertmanager_receiver_user: "matrix-alertmanager-receiver"
+alertmanager_receiver_version: "2025.8.6"
+alertmanager_receiver_config_file_path: "/etc/matrix-alertmanager-receiver/config.yaml"
+alertmanager_receiver_config_path: >-2
+  {{ alertmanager_receiver_config_file_path | dirname }}
+
+alertmanager_receiver_state: present
+alertmanager_receiver_deployment_method: docker

roles/alertmanager_receiver/defaults/main/templates.yml

@@ -0,0 +1,51 @@
+---
+alertmanager_receiver_config_templating_computed_values_default:
+  - values: # always set 'color' to 'yellow'
+      color: yellow
+  - values: # set 'color' to 'orange' when alert label 'severity' is 'warning'
+      color: orange
+    when-matching-labels:
+      severity: warning
+  - values: # set 'color' to 'red' when alert label 'severity' is 'critical'
+      color: red
+    when-matching-labels:
+      severity: critical
+  - values: # set 'color' to 'green' when alert status is 'resolved'
+      color: green
+    when-matching-status: resolved
+
+alertmanager_receiver_config_templating_firing_template_default: |+2
+  {% raw -%}
+  <p>
+    <strong><font color="{{ .ComputedValues.color }}">{{ .Alert.Status | ToUpper }}</font></strong>
+    {{ if .Alert.Labels.name }}
+      {{ .Alert.Labels.name }}
+    {{ else if .Alert.Labels.alertname }}
+      {{ .Alert.Labels.alertname }}
+    {{ end }}
+    >>
+    {{ if .Alert.Labels.severity }}
+      {{ .Alert.Labels.severity | ToUpper }}: 
+    {{ end }}
+    {{ if .Alert.Annotations.description }}
+      {{ .Alert.Annotations.description }}
+    {{ else if .Alert.Annotations.summary }}
+      {{ .Alert.Annotations.summary }}
+    {{ end }}
+    >>
+    {{ if .Alert.Annotations.runbook }}
+      <a href="{{ .Alert.Annotations.runbook }}">Runbook</a> | 
+    {{ end }}
+    {{ if .Alert.Annotations.dashboard }}
+      <a href="{{ .Alert.Annotations.dashboard }}">Dashboard</a> | 
+    {{ end }}
+    <a href="{{ .SilenceURL }}">Silence</a>
+  </p>
+  {%- endraw %}
+
+alertmanager_receiver_config_templating_resolved_template_default: |+2
+  {% raw -%}
+  <strong>
+    <font color="{{ .ComputedValues.color }}">{{ .Alert.Status | ToUpper }}</font>
+  </strong>{{ .Alert.Labels.name }}
+  {%- endraw %}

roles/alertmanager_receiver/defaults/main/user.yml

@@ -0,0 +1,11 @@
+---
+alertmanager_receiver_user_create_home: false
+alertmanager_receiver_user_system: true
+alertmanager_receiver_user_groups: []
+alertmanager_receiver_user_append: >-2
+  {{ alertmanager_receiver_user_groups | length > 0 }}
+
+alertmanager_receiver_user_uid: >-2
+  {{ alertmanager_receiver_user_info.uid | default(alertmanager_receiver_user) }}
+alertmanager_receiver_user_gid: >-2
+  {{ alertmanager_receiver_user_info.group | default(alertmanager_receiver_user) }}