From 98e020e82585d69c54bc6774237812ed8eab730e Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Sat, 28 Aug 2021 03:52:29 +0200
Subject: promethues generic vs special jobs

---
 roles/monitoring/prometheus/server/defaults/main/main.yml      |  4 +++-
 roles/monitoring/prometheus/server/defaults/main/rules_nut.yml |  3 +++
 roles/monitoring/prometheus/server/tasks/main.yml              | 10 ++++++----
 roles/monitoring/prometheus/server/templates/prometheus.yml.j2 |  2 +-
 4 files changed, 13 insertions(+), 6 deletions(-)
 create mode 100644 roles/monitoring/prometheus/server/defaults/main/rules_nut.yml

(limited to 'roles/monitoring')

diff --git a/roles/monitoring/prometheus/server/defaults/main/main.yml b/roles/monitoring/prometheus/server/defaults/main/main.yml
index 98fc5b01..f6679fa7 100644
--- a/roles/monitoring/prometheus/server/defaults/main/main.yml
+++ b/roles/monitoring/prometheus/server/defaults/main/main.yml
@@ -5,8 +5,9 @@
 
 prometheus_server_retention: "15d"
 
-prometheus_server_jobs:
+prometheus_server_jobs_generic:
   - node
+prometheus_server_jobs_special: []
 #prometheus_server_jobs_extra: |
 #  - job_name: ...
 
@@ -14,6 +15,7 @@ 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_node_extra }}"
   openwrt: "{{ prometheus_server_rules_openwrt + prometheus_server_rules_node_extra }}"
+  nut: "{{ prometheus_server_rules_nut + prometheus_server_rules_nut_extra }}"
 
 # prometheus_server_alertmanager:
 #   url: "127.0.0.1:9093"
diff --git a/roles/monitoring/prometheus/server/defaults/main/rules_nut.yml b/roles/monitoring/prometheus/server/defaults/main/rules_nut.yml
new file mode 100644
index 00000000..d8d64f64
--- /dev/null
+++ b/roles/monitoring/prometheus/server/defaults/main/rules_nut.yml
@@ -0,0 +1,3 @@
+---
+prometheus_server_rules_nut_extra: []
+prometheus_server_rules_nut: []
diff --git a/roles/monitoring/prometheus/server/tasks/main.yml b/roles/monitoring/prometheus/server/tasks/main.yml
index aaae1a0e..1e25eb06 100644
--- a/roles/monitoring/prometheus/server/tasks/main.yml
+++ b/roles/monitoring/prometheus/server/tasks/main.yml
@@ -45,7 +45,7 @@
     state: directory
 
 - name: create sub-directroy for all exporter types in jobs directory
-  loop: "{{ prometheus_server_jobs }}"
+  loop: "{{ prometheus_server_jobs_generic + prometheus_server_jobs_special }}"
   file:
     path: "/etc/prometheus/jobs/{{ item }}"
     state: directory
@@ -59,8 +59,8 @@
           instance: "{{ item }}"
     dest: "/etc/prometheus/targets/{{ item }}.yml"
 
-- name: enable targets for jobs
-  loop: "{{ hostvars | prometheus_job_targets(prometheus_server_jobs, prometheus_zone_targets) }}"
+- name: enable targets for generic jobs
+  loop: "{{ hostvars | prometheus_job_targets(prometheus_server_jobs_generic, prometheus_zone_targets) }}"
   loop_control:
     label: "{{ item.job }} -> {{ item.target }}"
   file:
@@ -68,8 +68,10 @@
     path: "/etc/prometheus/jobs/{{ item.job }}/{{ item.target }}.yml"
     state: "{{ item.enabled | ternary('link', 'absent') }}"
 
+## TODO: generate special target configs
+
 - name: generate rules files for all jobs
-  loop: "{{ prometheus_server_jobs | union(['prometheus']) }}"
+  loop: "{{ (prometheus_server_jobs_generic + prometheus_server_jobs_special) | union(['prometheus']) }}"
   template:
     src: rules.yml.j2
     dest: "/etc/prometheus/rules/{{ item }}.yml"
diff --git a/roles/monitoring/prometheus/server/templates/prometheus.yml.j2 b/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
index dbd8bd99..2b9a08e4 100644
--- a/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
+++ b/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
@@ -35,7 +35,7 @@ scrape_configs:
     static_configs:
     - targets: ['{{ prometheus_server_alertmanager.url }}']
 {% endif %}
-{% for job in prometheus_server_jobs %}
+{% for job in (prometheus_server_jobs_generic + prometheus_server_jobs_special) %}
 
 {%   include 'job-snippets/' + (lookup('first_found', {'paths': ['templates/job-snippets'], 'files': [job + '.j2', 'default.j2']}) | basename) %}{{ '' }}
 {% endfor %}
-- 
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