From 4de0d8c0cb55803c0dfca04911df303581e145ef Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Fri, 27 Aug 2021 00:37:31 +0200
Subject: promethues server role support for openwrt

---
 roles/monitoring/prometheus/server/defaults/main/main.yml  |  3 ++-
 .../prometheus/server/defaults/main/rules_openwrt.yml      |  3 +++
 .../prometheus/server/templates/job-snippets/default.j2    | 13 +++++++++++++
 .../prometheus/server/templates/job-snippets/openwrt.j2    |  5 +++++
 .../prometheus/server/templates/prometheus.yml.j2          | 14 +-------------
 5 files changed, 24 insertions(+), 14 deletions(-)
 create mode 100644 roles/monitoring/prometheus/server/defaults/main/rules_openwrt.yml
 create mode 100644 roles/monitoring/prometheus/server/templates/job-snippets/default.j2
 create mode 100644 roles/monitoring/prometheus/server/templates/job-snippets/openwrt.j2

(limited to 'roles')

diff --git a/roles/monitoring/prometheus/server/defaults/main/main.yml b/roles/monitoring/prometheus/server/defaults/main/main.yml
index b109b3b1..98fc5b01 100644
--- a/roles/monitoring/prometheus/server/defaults/main/main.yml
+++ b/roles/monitoring/prometheus/server/defaults/main/main.yml
@@ -12,7 +12,8 @@ prometheus_server_jobs:
 
 prometheus_server_rules:
   prometheus: "{{ prometheus_server_rules_prometheus + ((prometheus_server_alertmanager is defined) | ternary(prometheus_server_rules_prometheus_alertmanager, [])) + prometheus_server_rules_prometheus_extra }}"
-  node: "{{ prometheus_server_rules_node + prometheus_server_rules_prometheus_extra }}"
+  node: "{{ prometheus_server_rules_node + prometheus_server_rules_node_extra }}"
+  openwrt: "{{ prometheus_server_rules_openwrt + prometheus_server_rules_node_extra }}"
 
 # prometheus_server_alertmanager:
 #   url: "127.0.0.1:9093"
diff --git a/roles/monitoring/prometheus/server/defaults/main/rules_openwrt.yml b/roles/monitoring/prometheus/server/defaults/main/rules_openwrt.yml
new file mode 100644
index 00000000..88d84f31
--- /dev/null
+++ b/roles/monitoring/prometheus/server/defaults/main/rules_openwrt.yml
@@ -0,0 +1,3 @@
+---
+prometheus_server_rules_openwrt_extra: []
+prometheus_server_rules_openwrt: []
diff --git a/roles/monitoring/prometheus/server/templates/job-snippets/default.j2 b/roles/monitoring/prometheus/server/templates/job-snippets/default.j2
new file mode 100644
index 00000000..87992eeb
--- /dev/null
+++ b/roles/monitoring/prometheus/server/templates/job-snippets/default.j2
@@ -0,0 +1,13 @@
+  - job_name: '{{ job }}'
+    metrics_path: /proxy
+    params:
+      module:
+      - {{ job }}
+    scheme: https
+    tls_config:
+      ca_file: /etc/ssl/prometheus/ca-crt.pem
+      cert_file: /etc/ssl/prometheus/server/scrape-crt.pem
+      key_file: /etc/ssl/prometheus/server/scrape-key.pem
+    file_sd_configs:
+    - files:
+      - "/etc/prometheus/jobs/{{ job }}/*.yml"
diff --git a/roles/monitoring/prometheus/server/templates/job-snippets/openwrt.j2 b/roles/monitoring/prometheus/server/templates/job-snippets/openwrt.j2
new file mode 100644
index 00000000..493a4fdb
--- /dev/null
+++ b/roles/monitoring/prometheus/server/templates/job-snippets/openwrt.j2
@@ -0,0 +1,5 @@
+  - job_name: '{{ job }}'
+    scheme: http
+    file_sd_configs:
+    - files:
+      - "/etc/prometheus/jobs/{{ job }}/*.yml"
diff --git a/roles/monitoring/prometheus/server/templates/prometheus.yml.j2 b/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
index 6db34920..dbd8bd99 100644
--- a/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
+++ b/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
@@ -37,19 +37,7 @@ scrape_configs:
 {% endif %}
 {% for job in prometheus_server_jobs %}
 
-  - job_name: '{{ job }}'
-    metrics_path: /proxy
-    params:
-      module:
-      - {{ job }}
-    scheme: https
-    tls_config:
-      ca_file: /etc/ssl/prometheus/ca-crt.pem
-      cert_file: /etc/ssl/prometheus/server/scrape-crt.pem
-      key_file: /etc/ssl/prometheus/server/scrape-key.pem
-    file_sd_configs:
-    - files:
-      - "/etc/prometheus/jobs/{{ job }}/*.yml"
+{%   include 'job-snippets/' + (lookup('first_found', {'paths': ['templates/job-snippets'], 'files': [job + '.j2', 'default.j2']}) | basename) %}{{ '' }}
 {% endfor %}
 {% if prometheus_server_jobs_extra is defined %}
 
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