handle postgresql

defaults/main.yml

@@ -17,6 +17,9 @@ prometheus_phpfpm_sockets_directory: "/run/php/"
 prometheus_postgres_exporter_host: "/var/run/postgresql/"
 prometheus_postgres_exporter_sslmode: "disable"
 prometheus_postgres_exporter_user: "postgres"
+prometheus_postgres_exporter_password: "changeme_"
+prometheus_postgres_exporter_port: 5432
+
 
 prometheus_retention_time: "15d"
 

templates/conf/prometheus-postgres-exporter.j2

@@ -1,2 +1,6 @@
 # {{ ansible_managed }}
+{% if (prometheus_postgres_exporter_user is defined) and (prometheus_postgres_exporter_password is defined) %}
+DATA_SOURCE_NAME=postgresql://{{ prometheus_postgres_exporter_user }}:{{ prometheus_postgres_exporter_password }}@{{ prometheus_postgres_exporter_host }}:{{ prometheus_postgres_exporter_port }}/postgres?sslmode=prometheus_postgres_exporter_sslmode
+{% else %}
 DATA_SOURCE_NAME="user={{ prometheus_postgres_exporter_user }} host={{ prometheus_postgres_exporter_host }} sslmode={{ prometheus_postgres_exporter_sslmode }}"
+{% endif %}

templates/conf/prometheus.yml.j2

@@ -91,11 +91,22 @@ scrape_configs:
     scrape_interval: 30s
     scrape_timeout: 10s
     static_configs:
+{% if prometheus_postgres_exporter_custom is defined %}
+{% for target in prometheus_postgres_exporter_custom.values() %}
+      - targets: ['{{ target.node_name }}:9187']
+        labels:
+          environment: '{{ target.environment }}'
+          node_name: '{{ target.node_name }}'
+          service_name: '{{ target.service_name }}'
+          cluster: '{{ target.cluster }}'
+{% endfor %}
+{% else %}
       - targets:
 {% for target in prometheus_postgres_exporter_targets %}
         - {{ target }}:9187
 {% endfor %}
 {% endif %}
+{% endif %}
 
 {% if prometheus_phpfpm_exporter_targets is defined %}
   - job_name: phpfpm