started support for more then node exporter

defaults/main.yml

@@ -3,10 +3,14 @@ prometheus_agent:
     mode: stunnel
     manage: yes
     pki: ~
-  args:
-    'web.listen-address': "[::1]:9100"
+  agents:
+    nodeexporter:
+      args:
+        'web.listen-address': "[::1]:9100"
+    proxy:
+      mappings: {}
+  scrape_timeout: ~
+  scrape_interval: ~
   scrapers: {}
   ansible_groups_as_labels: False
   labels: {}
-  scrape_timeout: ~
-  scrape_interval: ~

templates/node-exporter.j2

@@ -2,9 +2,7 @@
 # Due to shell scaping, to pass backslashes for regexes, you need to double
 # them (\\d for \d). If running under systemd, you need to double them again
 # (\\\\d to mean \d), and escape newlines too.
-ARGS="{% for i in prometheus_agent.args %} --{{ i }}{% if prometheus_agent.args[i] and prometheus_agent.args[i] != {} %}={{ prometheus_agent.args[i] }}{% endif %} {% endfor %}"
-
-#{{ prometheus_agent.args.keys()|list|join(' ') }}"
+ARGS="{% for i in prometheus_agent.agents.nodeexporter.args %} --{{ i }}{% if prometheus_agent.agents.nodeexporter.args[i] and prometheus_agent.agents.nodeexporter.args[i] != {} %}={{ prometheus_agent.agents.nodeexporter.args[i] }}{% endif %} {% endfor %}"
 
 # Prometheus-node-exporter supports the following options:
 #

templates/node-scraper.j2

@@ -1,11 +1,11 @@
-- job_name: prometheus-agent {{ inventory_hostname }}
+- job_name: "prometheus-agent - node-exporter : {{ inventory_hostname }}"
   scheme: https
 {% for i in ['scrape_timeout', 'scrape_interval'] if prometheus_agent[i] %}
   {{ i }}: {{ prometheus_agent[i] }}
 {% endfor %}
   static_configs:
   - targets:
-    - {{ inventory_hostname }}:{{ prometheus_agent.scrapers[item] }}
+    - {{ inventory_hostname }}:{{ prometheus_agent.scrapers[item].nodeexporter }}
     labels: {{ merged_prometheus_labels|to_json }}
   tls_config:
     ca_file: /etc/prometheus/targetcerts/{{ inventory_hostname }}.crt
@@ -15,5 +15,5 @@
   - source_labels: [__address__]
     regex: '([^:]+):\d+'
     target_label: instance
-  - replacement: 'prometheus-agent'
+  - replacement: 'node'
     target_label: job

templates/stunnel-client.conf.j2

@@ -1,11 +1,11 @@
 sslVersionMin = TLSv1.2
 
-{% for i in prometheus_agent.scrapers %}
+{% for i in prometheus_agent.scrapers if "nodeexporter" in prometheus_agent.scrapers[i]%}
 [scraper {{ i }}]
 client      = no
 requireCert = yes
-accept      = {{ prometheus_agent.scrapers[i] }}
-connect     = {{ prometheus_agent.args['web.listen-address']|replace('[', '')|replace(']', '') }}
+accept      = {{ prometheus_agent.scrapers[i].nodeexporter }}
+connect     = {{ prometheus_agent.agents.nodeexporter.args['web.listen-address']|replace('[', '')|replace(']', '') }}
 cert        = /etc/ssl/prometheus_agent.crt
 key         = /etc/ssl/private/prometheus_agent.key
 verifyPeer  = yes