forked from bitlair/ansible
services: Add mqtt-graphite
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5 changed files with 69 additions and 0 deletions
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@ -42,3 +42,9 @@
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name: mastodon-spacestate
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state: restarted
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daemon_reload: true
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- name: restart mqtt-graphite
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systemd:
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name: mqtt-graphite
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state: restarted
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daemon_reload: true
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@ -13,3 +13,6 @@
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- tags: services_mastodon_spacestate
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import_tasks: mastodon_spacestate.yaml
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- tags: services_mqtt_graphite
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import_tasks: mqtt_graphite.yaml
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25
roles/services/tasks/mqtt_graphite.yaml
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25
roles/services/tasks/mqtt_graphite.yaml
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- name: Install mqtt-graphite
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template:
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src: mqtt-graphite.sh
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dest: /var/lib/mqtt-graphite.sh
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owner: root
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group: root
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mode: 0755
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notify: restart mqtt-graphite
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- name: Install mqtt-graphite service
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template:
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src: mqtt-graphite.service
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dest: /etc/systemd/system/mqtt-graphite.service
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owner: root
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group: root
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mode: 0644
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notify: restart mqtt-graphite
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- name: Start mqtt-graphite
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systemd:
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name: mqtt-graphite
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state: started
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enabled: yes
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daemon_reload: true
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15
roles/services/templates/mqtt-graphite.service
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15
roles/services/templates/mqtt-graphite.service
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@ -0,0 +1,15 @@
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# Managed by Ansible
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[Unit]
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Description=MQTT to Graphite bridge
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After=network.target
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[Service]
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Type=simple
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ExecStart=/bin/bash /var/lib/mqtt-graphite.sh
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Restart=on-failure
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RestartSec=10s
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DynamicUser=true
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[Install]
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WantedBy=multi-user.target
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20
roles/services/templates/mqtt-graphite.sh
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20
roles/services/templates/mqtt-graphite.sh
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@ -0,0 +1,20 @@
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#!/bin/bash
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GRAPHITE_HOST="100.64.0.11"
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GRAPHITE_PORT="2003"
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set -eu
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set -o pipefail
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mqtt-simple -h {{ mqtt_internal_host }} -t "#" |
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while read line; do
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topic=$(echo "$line" | cut -d' ' -f1 | sed 's/\//./g' | tr '[:upper:]' '[:lower:]')
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value=$(echo "$line" | cut -s -d' ' -f2- | sed 's/closed/0/g;s/open/1/g')
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# Only relay numeric values.
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if [[ $value =~ ^-?[0-9]+\.?[0-9]*$ ]]; then
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echo "$topic $value $(date +%s)" | nc -q0 "$GRAPHITE_HOST" "$GRAPHITE_PORT"
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echo "$topic $value $(date +%s)"
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fi
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done
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