add opcache

templates/conf/prometheus-php-opcache-exporter.j2

@@ -0,0 +1,4 @@
+# {{ ansible_managed }}
+{% if (prometheus_php-opcache_exporter_fcgi-uri is defined) %}
+ARGS='"--opcache.fcgi-uri="{{ prometheus_php-opcache_exporter_fcgi-uri }}"'
+{% endif %}

templates/conf/prometheus.yml.j2

@@ -124,6 +124,18 @@ scrape_configs:
 {% endfor %}
 {% endif %}
 
+{% if prometheus_php-opcache_exporter_targets is defined %}
+  # PHP-FPM exporter #
+  - job_name: php-opcache
+    scrape_interval: 30s
+    scrape_timeout: 10s
+    static_configs:
+      - targets:
+{% for target in prometheus_php-opcache_exporter_targets %}
+        - {{ target }}:9101
+{% endfor %}
+{% endif %}
+
 {% if prometheus_apache_exporter_targets is defined %}
   # apache exporter #
   - job_name: apache

templates/systemd/prometheus-php-opcache-exporter.service.j2

@@ -0,0 +1,11 @@
+[Unit]
+Description=Prometheus PHP Opcache Exporter
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/usr/local/bin/prometheus-php-opcache-exporter
+EnvironmentFile=/etc/default/prometheus-php-opcache-exporter
+
+[Install]
+WantedBy=multi-user.target