prometheus: basic proxmox monitoring

group_vars/all/vars.yml

@@ -96,9 +96,16 @@ nextcloud_dbname: owncloud
 nextcloud_dbuser: owncloud
 nextcloud_dbpass: "{{ vault_owncloud_dbpass }}"
 
+prometheus_pve_user: prometheus@pve
+prometheus_pve_pass: "{{ vault_prometheus_pve_pass }}"
+
 prosody_admin: moepman@jabber.binary-kitchen.de
 prosody_domain: jabber.binary-kitchen.de
 
+pve_targets:
+- wurst.binary.kitchen
+- salat.binary.kitchen
+
 radius_secret: "{{ vault_radius_secret }}"
 
 rocketchat_domain: chat.binary-kitchen.de

group_vars/all/vault.yml

@@ -1,38 +1,40 @@
 $ANSIBLE_VAULT;1.1;AES256
-31316565653436313436663337323938356535343436663335626534623164323933346132623738
-3336623562623536366566626338326233643766353963610a363566623666636162653464383363
-34653566643437383437356131383637303466303433663031376638623634643161306564336536
-3262626566333632380a313261313837646636336433343839623062316637636535396333656330
-34316636336236666465396464623162666337613861643536313436366461383365376436303864
-30636438363166363537333130323638383431623537366234363332633965616232393366623130
-30313664303961393733653066383663356436336139363234666636633835636663626366306664
-32653039393732306138316138333138323034363836643436666436613065373162363634616334
-30633031303166613161623262323866383664353335653566303265363061663636323966653735
-38386162393532333562306233663534613134633662376135323338613263326163643961363236
-38323331316633663032376530383862373463323633303739303637646139383561306439353430
-38323736386334303834346637393933306532393962626635326364363034643236336338623565
-66346666633935633933636132373730646664303239376532633935626565356238366337306133
-64626263396538363039326663663934323339303461386538643837383833303264656463306161
-30663964316438626636653337356630653638616238626563336366646134373461636265343138
-37396630613033306636306533356462316336333562346633646239646332386138346431303661
-37336436623963396135336339656337363864666235343832313839313633623632613939636636
-31613233383366386335376132323635643332643930646137333639656236373766363365313435
-63653530323532396465386533653836346265353861336331323735316231653335396337643635
-38373066313037363638333337353430346331396134366136373731333265616662316337373539
-65383035656334376363613033316133376233333463613963356135366665346530613861636466
-31656435636661383066303163636364356538343431383636353963306139393864633037326332
-63343165313464333138393439313235323263633034376530323934326238653366353331343234
-31313663353534336233363361343065636561653536393036346461656530393739653535623832
-33626236653965626366346235383163303030623365356536663135353933646266326434336634
-66373733323831333834303462346536373865343732663762633865343435343361656537336266
-35326431313961663262393461363932333334653239306132646538383464343461336633336261
-66313633616464323931393962666133356362383135666338303635353363353639303935336533
-63383137343136383630333136313361626364383738333563333063336661613436336465326132
-31383933633632613265363262653365366239343732366166356134646631333461643432333239
-33633065666531313039303765663138396266356431306636303561386435636365623534396632
-32346366343665656262663663663934636230323334396332313030386237306633386563396661
-33643562376530623961383830313065396330333134383736613135636338633432326236383632
-63643066303665373762656565303265313132313334653336613464396566326335366433303235
-36363735363734393936646461326230316535616462643933643933373462613063656265666561
-39393433343437363537626331333534373632663065376636336363306537396263353766626662
-3633
+65386365643062373630613165666663396337336335653562663134376664306466663463613637
+3364303661616431613138653162333536343234633839310a306366646266346238333538326633
+35633264353932633361616531623336386331663038363832363038373833356139313065383065
+6462356264373862650a313166323366623963643839643564613462366232653361393331353430
+32393936636161653339393531363761643137306639376564613134643763333861653764373563
+65656364353964343033326266353062396330363934633933646632303236666130303838623332
+37333237316235343430333762346534636636353332363332323433666262333833636638623862
+66343239656461336138356334666363653039353861656363363963383831373962613637376631
+38323432396435373433653165386634306332323137326365643764353161616330663638376163
+64646438323331633138343932653038636638386639623433636139623266376465373266653137
+36313138396230616335653334653233333430366631383835363231393333663661646133313732
+61303430393933326432626135333637666135616634643430633433633832373435663338643130
+30666664623435303462376363313666353633313766353631343939313862356139643164333865
+38306237613735663565346266363263656161303164626632366465653939363932373631623938
+30633762376432353231323437303638313939613034303235336261303530646333656432393661
+38616366353461323839643465663039363339356330336262616539373032353466613633653662
+32373733326266323335386365633232383732383432333265333066623463616165376539356234
+63326438653530336264326437386164303139383036383361333737343861646133353464366533
+63343731366535343330616162333465633966383262313531636430383735343135306233616138
+61656432343938363430363636373533373832363565353538356462366663633639356630653331
+32386533303366353262643464653831383937333736366239633030323432653234656536393435
+63376564623361653864316462613434323932666561356532646536636130616534376231373563
+64393365653163336635366663323239363436363064353461326261363837323663623162323234
+36643436316331643331383133393830373838363865393130333864383136323064383731353065
+64633236613437646138373635396563666533393533333464633062326337623037616266636664
+31633435353266323163356434353461633763396261393762313437353162373464313534383638
+30616665623831653565613764313237333333343034326437323436323139613637333161623031
+39636238306464643635613836623361396562623366653263396633653132643937646139353261
+31623432633965643031346530336333353130666534303162373731376461353237633863303933
+30376331663833353233383161663066373965646536663461323236373466636334353235386530
+38306636666364343732393735383535333866656663613533336439636431323938633739383363
+38366665323339363966636533623635383464393831396431323161626563383432313433353035
+61356362333930653866616635333438353138353532323465633765613466646638646131316531
+34626430643066313461393535323830666266323462373331346261393130353463336362663263
+32333465653237326636306636333265643463363630626238333564613138383132393462616338
+34343237316239653362383831666233613033623964363030313731653532323831376365656535
+34653538313135623362343637663733636366646534373538303331323433653135303936336664
+31373062653338626234653537663136356537663665613864623462623130336363343862636465
+646238313932313833303933643432346133

roles/prometheus/files/prometheus-pve-exporter.service

@@ -0,0 +1,10 @@
+Description=Prometheus exporter for Proxmox VE
+Documentation=https://github.com/znerol/prometheus-pve-exporter
+
+[Service]
+Restart=always
+User=prometheus
+ExecStart=/opt/prometheus-pve-exporter/bin/pve_exporter /etc/prometheus/pve.yml
+
+[Install]
+WantedBy=multi-user.target

roles/prometheus/handlers/main.yml

@@ -1,4 +1,10 @@
 ---
 
+- name: Reload systemd
+  command: systemctl daemon-reload
+
 - name: Restart prometheus
   service: name=prometheus state=restarted
+
+- name: Restart prometheus-pve-exporter
+  service: name=prometheus-pve-exporter state=restarted

roles/prometheus/tasks/main.yml

@@ -7,9 +7,35 @@
 - name: Install prometheus
   apt: name=prometheus
 
+- name: Install dependencies
+  apt:
+    name:
+    - python-setuptools
+    - python3-setuptools
+    - virtualenv
+
+- name: Install prometheus-pve-exporter
+  pip:
+    name: git+https://github.com/znerol/prometheus-pve-exporter
+    virtualenv: /opt/prometheus-pve-exporter
+    virtualenv_python: python3
+
+- name: Systemd unit for prometheus-pve-exporter
+  copy: src=prometheus-pve-exporter.service dest=/etc/systemd/system/prometheus-pve-exporter.service
+  notify:
+  - Reload systemd
+  - Restart prometheus-pve-exporter
+
 - name: Configure prometheus
   template: src=prometheus.yml.j2 dest=/etc/prometheus/prometheus.yml
   notify: Restart prometheus
 
+- name: Configure prometheus-pve-exporter
+  template: src=pve.yml.j2 dest=/etc/prometheus/pve.yml
+  notify: Restart prometheus-pve-exporter
+
 - name: Enable prometheus
   service: name=prometheus state=started enabled=yes
+
+- name: Enable prometheus-pve-exporter
+  service: name=prometheus-pve-exporter state=started enabled=yes

roles/prometheus/templates/prometheus.yml.j2

@@ -26,10 +26,28 @@ rule_files:
 # Here it's Prometheus itself.
 scrape_configs:
 {% if node_targets is defined %}
-- job_name: node
+  - job_name: node
     static_configs:
       - targets:
 {% for target in node_targets %}
         - {{ target }}
 {% endfor %}
 {% endif %}
+{% if pve_targets is defined %}
+  - job_name: pve
+    static_configs:
+      - targets:
+{% for target in pve_targets %}
+        - {{ target }}
+{% endfor %}
+    metrics_path: /pve
+    params:
+      module: [default]
+    relabel_configs:
+      - source_labels: [__address__]
+        target_label: __param_target
+      - source_labels: [__param_target]
+        target_label: instance
+      - target_label: __address__
+        replacement: 127.0.0.1:9221
+{% endif %}

roles/prometheus/templates/pve.yml.j2

@@ -0,0 +1,4 @@
+default:
+  user: {{ prometheus_pve_user }}
+  password: {{ prometheus_pve_pass }}
+  verify_ssl: false