From 5984697d98b5c953101aa8eef6c69db307d4a563 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Sat, 28 Aug 2021 18:35:24 +0200
Subject: prometheus: add support special jobs (WIP)

---
 .../prometheus/server/templates/job-snippets/default.j2 | 13 -------------
 .../prometheus/server/templates/job-snippets/generic.j2 | 13 +++++++++++++
 .../prometheus/server/templates/prometheus.yml.j2       |  2 +-
 .../prometheus/server/templates/targets/generic.yml.j2  |  3 +++
 .../prometheus/server/templates/targets/nut.yml.j2      | 17 +++++++++++++++++
 5 files changed, 34 insertions(+), 14 deletions(-)
 delete mode 100644 roles/monitoring/prometheus/server/templates/job-snippets/default.j2
 create mode 100644 roles/monitoring/prometheus/server/templates/job-snippets/generic.j2
 create mode 100644 roles/monitoring/prometheus/server/templates/targets/generic.yml.j2
 create mode 100644 roles/monitoring/prometheus/server/templates/targets/nut.yml.j2

(limited to 'roles/monitoring/prometheus/server/templates')

diff --git a/roles/monitoring/prometheus/server/templates/job-snippets/default.j2 b/roles/monitoring/prometheus/server/templates/job-snippets/default.j2
deleted file mode 100644
index 87992eeb..00000000
--- a/roles/monitoring/prometheus/server/templates/job-snippets/default.j2
+++ /dev/null
@@ -1,13 +0,0 @@
-  - 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/generic.j2 b/roles/monitoring/prometheus/server/templates/job-snippets/generic.j2
new file mode 100644
index 00000000..87992eeb
--- /dev/null
+++ b/roles/monitoring/prometheus/server/templates/job-snippets/generic.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/prometheus.yml.j2 b/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
index 2b9a08e4..4cfcc498 100644
--- a/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
+++ b/roles/monitoring/prometheus/server/templates/prometheus.yml.j2
@@ -37,7 +37,7 @@ scrape_configs:
 {% endif %}
 {% 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) %}{{ '' }}
+{%   include 'job-snippets/' + (lookup('first_found', {'paths': ['templates/job-snippets'], 'files': [job + '.j2', 'generic.j2']}) | basename) %}{{ '' }}
 {% endfor %}
 {% if prometheus_server_jobs_extra is defined %}
 
diff --git a/roles/monitoring/prometheus/server/templates/targets/generic.yml.j2 b/roles/monitoring/prometheus/server/templates/targets/generic.yml.j2
new file mode 100644
index 00000000..e83b6bf4
--- /dev/null
+++ b/roles/monitoring/prometheus/server/templates/targets/generic.yml.j2
@@ -0,0 +1,3 @@
+- targets: [ "{{ hostvars[target].prometheus_scrape_endpoint }}" ]
+  labels:
+    instance: "{{ target }}"
diff --git a/roles/monitoring/prometheus/server/templates/targets/nut.yml.j2 b/roles/monitoring/prometheus/server/templates/targets/nut.yml.j2
new file mode 100644
index 00000000..da3de3d7
--- /dev/null
+++ b/roles/monitoring/prometheus/server/templates/targets/nut.yml.j2
@@ -0,0 +1,17 @@
+- targets: [ "{{ hostvars[target.config.exporter_hostname].prometheus_scrape_endpoint }}" ]
+  labels:
+    instance: "{{ target.instance }}"
+    __param_ups: {{ target.config.ups }}
+    __param_server: {{ target.config.server | default('127.0.0.1') }}
+{% if 'username' in target.config %}
+    __param_username: {{ target.config.username }}
+{% endif  %}
+{% if 'password' in target.config %}
+    __param_password: {{ target.config.password }}
+{% endif  %}
+{% if 'variables' in target.config %}
+    __param_variables: {{ target.config.variables }}
+{% endif  %}
+{% if 'statuses' in target.config %}
+    __param_statuses: {{ target.config.statuses }}
+{% endif  %}
-- 
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