Install & configure ipmi exporter

monitoring.yml

@@ -180,6 +180,11 @@
   roles:
     - prometheus_postgres
 
+# IPMI Exporters
+- hosts: server,pve
+  roles:
+    - prometheus_ipmi
+
 
 # Monitor all hosts
 - hosts: all,!edc_unifi,!fleming_unifi,!pacaterie_unifi,!gs_unifi,!rives_unifi,!aurore_testing_vm,!ovh_container

roles/prometheus_ipmi/files/ipmi_conf/ipmi.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+sudo /usr/sbin/$(basename $0) "$@"
+

roles/prometheus_ipmi/files/prometheus

@@ -0,0 +1,9 @@
+# Prometheus can be sudo for ipmi collector
+
+prometheus ALL = NOPASSWD: /usr/sbin/ipmimonitoring,\
+                              /usr/sbin/ipmi-sensors,\
+                              /usr/sbin/ipmi-dcmi,\
+                              /usr/sbin/ipmi-raw,\
+                              /usr/sbin/bmc-info,\
+                              /usr/sbin/ipmi-chassis,\
+                              /usr/sbin/ipmi-sel

roles/prometheus_ipmi/handlers/main.yml

@@ -0,0 +1,6 @@
+---
+- name: Restart prometheus-ipmi-exporter
+  service:
+    name: prometheus-ipmi-exporter
+    state: restarted
+    daemon_reload: yes

roles/prometheus_ipmi/tasks/main.yml

@@ -0,0 +1,64 @@
+---
+- name: Install Prometheus ipmi-exporter
+  apt:
+    update_cache: true
+    name: prometheus-ipmi-exporter
+  register: apt_result
+  retries: 3
+  until: apt_result is succeeded
+
+- name: Make Prometheus ipmi-exporter scrap on localhost only
+  lineinfile:
+    path: /etc/default/prometheus-ipmi-exporter
+    regexp: '^ARGS='
+    line: |
+      ARGS="--config.file=/etc/prometheus/ipmi_local.yml  --freeipmi.path='/etc/prometheus/ipmi_conf/'"
+  notify: Restart prometheus-ipmi-exporter
+
+- name: Define prometheus to be sudo for some command
+  copy:
+    src: files/prometheus
+    dest: /etc/sudoers.d/prometheus
+    owner: root
+    group: root
+    mode: u=r,g=r,o=
+  notify: Restart prometheus-ipmi-exporter
+
+- name: Override commands launchs by prometheus for ipmi
+  copy:
+    src: files/ipmi_conf
+    dest: /etc/prometheus
+    owner: prometheus
+    group: prometheus
+    mode: u=rx,g=r,o=
+  notify: Restart prometheus-ipmi-exporter
+
+- name: Override commands launchs by prometheus for ipmi
+  file:
+    src: '/etc/prometheus/ipmi_conf/ipmi.sh'
+    dest: '/etc/prometheus/ipmi_conf/{{ item }}'
+    state: link
+    force: yes
+    owner: prometheus
+    group: prometheus
+    mode: u=rx,g=,o=
+  loop:
+    - bmc-info
+    - ipmi-chassis
+    - ipmi-dcmi
+    - ipmimonitoring
+    - ipmi-raw
+    - ipmi-sensors
+  notify: Restart prometheus-ipmi-exporter
+
+- name: Activate prometheus-ipmi-exporter service
+  systemd:
+    name: prometheus-ipmi-exporter
+    enabled: true
+    state: started
+
+- name: Restart prometheus-ipmi-exporter
+  systemd:
+    state: restarted
+    daemon_reload: yes
+    name: prometheus-ipmi-exporter