add role service-yanic

inventory/group_vars/ffmwu-monitoring

@@ -14,3 +14,8 @@ prometheus_components:
   - prometheus
   - alertmanager
   - node_exporter
+
+gopath: "/opt/go"
+
+yanic_blacklist:
+  - 98ded0c5e0c0

roles/service-yanic/defaults/main.yml

@@ -0,0 +1,6 @@
+---
+yanic_user: "yanic"
+yanic_home: "/var/lib/yanic"
+yanic_path: "{{ gopath }}/bin/yanic"
+yanic_config: "/etc/yanic.conf"
+yanic_database: "yanic"

roles/service-yanic/handlers/main.yml

@@ -0,0 +1,9 @@
+---
+- name: reload systemd
+  systemd:
+    daemon_reload: yes
+
+- name: restart yanic
+  systemd:
+    name: yanic
+    state: restarted

roles/service-yanic/meta/main.yml

@@ -0,0 +1,4 @@
+---
+dependencies:
+  - { role: golang }
+  - { role: service-influxdb }

roles/service-yanic/tasks/main.yml

@@ -0,0 +1,40 @@
+---
+- name: create Yanic system user
+  user:
+    name: "{{ yanic_user }}"
+    home: "{{ yanic_home }}"
+    shell: /bin/false
+
+- name: create data dir
+  file:
+    path: "{{ yanic_home }}/data"
+    state: directory
+    owner: yanic
+    group: yanic
+    mode: 0755
+
+- name: create database
+  influxdb_database:
+      database_name: "{{ yanic_database }}"
+
+- name: write Yanic config
+  template:
+    src: "yanic.conf.j2"
+    dest: "{{ yanic_config }}"
+  notify: restart yanic
+
+- name: create systemd unit for Yanic
+  template:
+    src: "yanic.service.j2"
+    dest: "/etc/systemd/system/yanic.service"
+  notify: reload systemd
+
+- name: build Yanic binary
+  shell: "GOPATH={{ gopath }} go get -v -u github.com/FreifunkBremen/yanic"
+  notify: restart yanic
+
+- name: configure Yanic systemd unit
+  systemd:
+    name: "yanic.service"
+    enabled: yes
+    state: started

roles/service-yanic/templates/yanic.conf.j2

@@ -0,0 +1,60 @@
+#
+# {{ ansible_managed }}
+#
+
+[respondd]
+enable           = true
+synchronize      = "1m"
+collect_interval = "1m"
+
+{% for mesh in meshes %}
+[respondd.sites.{{ mesh.site_code }}]
+{% if mesh.sites_virtual is defined %}
+{% for site, name in mesh.sites_virtual.items() %}
+[respondd.sites.{{ site }}]
+{% endfor %}
+{% endif %}
+{% endfor %}
+
+{% for mesh in meshes %}
+[[respondd.interfaces]]
+ifname = "{{mesh.id}}br"
+{% endfor %}
+
+[nodes]
+state_path = "/var/lib/yanic/state.json"
+prune_after = "30d"
+save_interval = "5s"
+offline_after = "10m"
+
+[[nodes.output.meshviewer-ffrgb]]
+enable = true
+path = "/var/lib/yanic/data/meshviewer.json"
+[nodes.output.meshviewer-ffrgb.filter]
+no_owner = true
+{% if yanic_blacklist is defined %}
+blacklist = [{% for node in yanic_blacklist %}"{{ node }}"{% if not loop.last %},{% endif %}{% endfor %}]
+{% endif %}
+
+[[nodes.output.meshviewer]]
+enable = true
+version = 2
+nodes_path = "/var/lib/yanic/data/nodes.json"
+graph_path = "/var/lib/yanic/data/graph.json"
+[nodes.output.meshviewer.filter]
+no_owner = true
+
+[[nodes.output.nodelist]]
+enable = true
+path = "/var/lib/yanic/data/nodelist.json"
+
+[database]
+delete_after    = "30d"
+delete_interval = "1h"
+
+[[database.connection.influxdb]]
+enable   = true
+address  = "http://localhost:8086"
+database = "yanic"
+username = ""
+password = ""

roles/service-yanic/templates/yanic.service.j2

@@ -0,0 +1,18 @@
+[Unit]
+Description=Yanic - Yet another node info collector
+Documentation=https://github.com/FreifunkBremen/yanic
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+Type=simple
+
+User={{ yanic_user }}
+Group={{ yanic_user }}
+
+ExecStart={{ yanic_path }}  serve --config {{ yanic_config }}
+Restart=always
+RestartSec=5s
+
+[Install]
+WantedBy=multi-user.target