Update/Correction of bugs to make the frr exporter functional from a call of...

Update/Correction of bugs to make the frr exporter functional from a call of the frr/haproxy roles. Changed the blackbox exporter not to scrape meru3.

templates/prometheus.yml.j2

@@ -172,6 +172,7 @@ scrape_configs:
 
 ### fail2ban
   - job_name: f2b.dc1.eox.at
+    metrics_path: /f2b_metrics
     scheme: https
     tls_config:
         ca_file: '/etc/ssl/prometheus_client/root.ca.crt'
@@ -182,6 +183,19 @@ scrape_configs:
           - 'f2b.dc1.eox.at'
         type: 'SRV'
 
+### frr
+  - job_name: frr.dc1.eox.at
+    metrics_path: /frr_metrics
+    scheme: https
+    tls_config:
+        ca_file: '/etc/ssl/prometheus_client/root.ca.crt'
+        cert_file: '/etc/ssl/prometheus_client/{{fqdn}}.crt'
+        key_file: '/etc/ssl/prometheus_client/{{fqdn}}.key'
+    dns_sd_configs:
+      - names:
+          - 'frr.dc1.eox.at'
+        type: 'SRV'
+
 ### smartctl
   - job_name: smart.dc1.eox.at
     scheme: https