Multiple changes in preparation for the "ng" fork.

* Changed references to salt://prometheus-ng/...
* Added generic templates for exporters.
* Added variables passed on to templates.

prometheus/alertmanager.sls

@@ -28,7 +28,7 @@ alertmanager_config:
 alertmanager_config:
   file.managed:
     - name: {{ prometheus.alertmanager.args.config_file }}
-    - source: salt://prometheus/files/config.jinja
+    - source: salt://prometheus-ng/files/config.jinja
     - template: jinja
     - user: {{ prometheus.user }}
     - group: {{ prometheus.group }}
@@ -39,7 +39,7 @@ alertmanager_config:
 alertmanager_defaults:
   file.managed:
     - name: /etc/default/alertmanager
-    - source: salt://prometheus/files/default-alertmanager.jinja
+    - source: salt://prometheus-ng/files/default-alertmanager.jinja
     - template: jinja
     - defaults:
         config_file: {{ prometheus.alertmanager.args.config_file }}
@@ -58,10 +58,10 @@ alertmanager_service_unit:
   file.managed:
 {%- if grains.get('init') == 'systemd' %}
     - name: /etc/systemd/system/alertmanager.service
-    - source: salt://prometheus/files/alertmanager.systemd.jinja
+    - source: salt://prometheus-ng/files/alertmanager.systemd.jinja
 {%- elif grains.get('init') == 'upstart' %}
     - name: /etc/init/alertmanager.conf
-    - source: salt://prometheus/files/alertmanager.upstart.jinja
+    - source: salt://prometheus-ng/files/alertmanager.upstart.jinja
 {%- endif %}
     - watch:
       - file: alertmanager_defaults

prometheus/defaults.yaml

@@ -2,41 +2,41 @@ prometheus:
   user: prometheus
   group: prometheus
   server:
-    version: 1.4.1.linux-amd64
+    version: 2.5.0.linux-amd64
     install_dir: /opt
-    source: https://github.com/prometheus/prometheus/releases/download/v1.4.1/prometheus-1.4.1.linux-amd64.tar.gz
-    source_hash: sha1=3e78173e7d65623e79e0292da16e6155de947185
+    source: https://github.com/prometheus/prometheus/releases/download/v2.5.0/prometheus-2.5.0.linux-amd64.tar.gz
+    source_hash: https://github.com/prometheus/prometheus/releases/download/v2.5.0/sha256sums.txt
     args:
       config_file: /etc/prometheus/prometheus.yml
       storage:
         local_path: /var/lib/prometheus/metrics
   alertmanager:
-    version: 0.5.1.linux-amd64
+    version: 0.15.3.linux-amd64
     install_dir: /opt
-    source: https://github.com/prometheus/alertmanager/releases/download/v0.5.1/alertmanager-0.5.1.linux-amd64.tar.gz
-    source_hash: sha1=8f82ccc0db806991256084faee9335353d8e3f0d
+    source: https://github.com/prometheus/alertmanager/releases/download/v0.15.3/alertmanager-0.15.3.linux-amd64.tar.gz
+    source_hash: https://github.com/prometheus/alertmanager/releases/download/v0.15.3/sha256sums.txt
     args:
       config_file: /etc/alertmanager/alertmanager.yml
       storage:
         path: /var/lib/alertmanager
   exporter:
     node:
-      version: 0.13.0.linux-amd64
+      version: 0.17.0.linux-amd64
       install_dir: /opt
-      source: https://github.com/prometheus/node_exporter/releases/download/v0.13.0/node_exporter-0.13.0.linux-amd64.tar.gz
-      source_hash: sha1=84ca5f711962319f6f7823208b9d867ab1c0e3e7
+      source: https://github.com/prometheus/node_exporter/releases/download/v0.17.0/node_exporter-0.17.0.linux-amd64.tar.gz
+      source_hash: https://github.com/prometheus/node_exporter/releases/download/v0.17.0/sha256sums.txt
     blackbox:
-      version: 0.3.0.linux-amd64
+      version: 0.14.0.linux-amd64
       install_dir: /opt
-      source: https://github.com/prometheus/blackbox_exporter/releases/download/v0.3.0/blackbox_exporter-0.3.0.linux-amd64.tar.gz
-      source_hash: sha1=89ac98c062315ba35eda257ca88c8c4b43f38d47
+      source: https://github.com/prometheus/blackbox_exporter/releases/download/v0.14.0/blackbox_exporter-0.14.0.linux-amd64.tar.gz
+      source_hash: https://github.com/prometheus/blackbox_exporter/releases/download/v0.14.0/sha256sums.txt
       args:
         config_file: /etc/prometheus/blackbox_exporter.yml
     haproxy:
-      version: 0.7.1.linux-amd64
+      version: 0.10.0.linux-amd64
       install_dir: /opt
-      source: https://github.com/prometheus/haproxy_exporter/releases/download/v0.7.1/haproxy_exporter-0.7.1.linux-amd64.tar.gz
-      source_hash: sha1=56849253e280db3db2aa80f1013ecfe242536d32
+      source: https://github.com/prometheus/haproxy_exporter/releases/download/v0.10.0/haproxy_exporter-0.10.0.linux-amd64.tar.gz
+      source_hash: https://github.com/prometheus/haproxy_exporter/releases/download/v0.10.0/sha256sums.txt
       args:
         scrape_uri: 'unix:/run/haproxy/admin.sock'
     rabbitmq:

prometheus/exporter/blackbox.sls

@@ -23,7 +23,7 @@ blackbox_exporter_bin_link:
 blackbox_exporter_defaults:
   file.managed:
     - name: /etc/default/blackbox_exporter
-    - source: salt://prometheus/files/default-blackbox_exporter.jinja
+    - source: salt://prometheus-ng/files/default-blackbox_exporter.jinja
     - template: jinja
     - defaults:
         config_file: {{ prometheus.exporter.blackbox.args.config_file }}
@@ -32,11 +32,17 @@ blackbox_exporter_service_unit:
   file.managed:
 {%- if grains.get('init') == 'systemd' %}
     - name: /etc/systemd/system/blackbox_exporter.service
-    - source: salt://prometheus/files/blackbox_exporter.systemd.jinja
+    - source: salt://prometheus-ng/files/exporter.systemd.jinja
 {%- elif grains.get('init') == 'upstart' %}
     - name: /etc/init/blackbox_exporter.conf
-    - source: salt://prometheus/files/blackbox_exporter.upstart.jinja
+    - source: salt://prometheus-ng/files/exporter.upstart.jinja
 {%- endif %}
+    - context:
+        svc: node_exporter
+        user: {{ prometheus.user }}
+        group: {{ prometheus.group }}
+        bin_path: {{ prometheus.exporter.node.version_path }}
+        args: {{ prometheus.exporter.get('args', []) }}
     - require_in:
       - file: blackbox_exporter_service
 

prometheus/exporter/haproxy.sls

@@ -23,7 +23,7 @@ haproxy_exporter_bin_link:
 haproxy_exporter_defaults:
   file.managed:
     - name: /etc/default/haproxy_exporter
-    - source: salt://prometheus/files/default-haproxy_exporter.jinja
+    - source: salt://prometheus-ng/files/default-haproxy_exporter.jinja
     - template: jinja
     - defaults:
         scrape_uri: {{ prometheus.exporter.haproxy.args.scrape_uri }}
@@ -32,11 +32,17 @@ haproxy_exporter_service_unit:
   file.managed:
 {%- if grains.get('init') == 'systemd' %}
     - name: /etc/systemd/system/haproxy_exporter.service
-    - source: salt://prometheus/files/haproxy_exporter.systemd.jinja
+    - source: salt://prometheus-ng/files/exporter.systemd.jinja
 {%- elif grains.get('init') == 'upstart' %}
     - name: /etc/init/haproxy_exporter.conf
-    - source: salt://prometheus/files/haproxy_exporter.upstart.jinja
+    - source: salt://prometheus-ng/files/exporter.upstart.jinja
 {%- endif %}
+    - context:
+        svc: node_exporter
+        user: {{ prometheus.user }}
+        group: {{ prometheus.group }}
+        bin_path: {{ prometheus.exporter.node.version_path }}
+        args: {{ prometheus.exporter.get('args', []) }}
     - require_in:
       - file: haproxy_exporter_service
 

prometheus/exporter/node.sls

@@ -23,18 +23,24 @@ node_exporter_bin_link:
 node_exporter_defaults:
   file.managed:
     - name: /etc/default/node_exporter
-    - source: salt://prometheus/files/default-node_exporter.jinja
+    - source: salt://prometheus-ng/files/default-node_exporter.jinja
     - template: jinja
 
 node_exporter_service_unit:
   file.managed:
 {%- if grains.get('init') == 'systemd' %}
     - name: /etc/systemd/system/node_exporter.service
-    - source: salt://prometheus/files/node_exporter.systemd.jinja
+    - source: salt://prometheus-ng/files/exporter.systemd.jinja
 {%- elif grains.get('init') == 'upstart' %}
     - name: /etc/init/node_exporter.conf
-    - source: salt://prometheus/files/node_exporter.upstart.jinja
+    - source: salt://prometheus-ng/files/exporter.upstart.jinja
 {%- endif %}
+    - context:
+        svc: node_exporter
+        user: {{ prometheus.user }}
+        group: {{ prometheus.group }}
+        bin_path: {{ prometheus.exporter.node.version_path }}
+        args: {{ prometheus.exporter.get('args', []) }}
     - require_in:
       - file: node_exporter_service
 

prometheus/exporter/rabbitmq.sls

@@ -23,18 +23,24 @@ rabbitmq_exporter_bin_link:
 rabbitmq_exporter_defaults:
   file.managed:
     - name: /etc/default/rabbitmq_exporter
-    - source: salt://prometheus/files/default-rabbitmq_exporter.jinja
+    - source: salt://prometheus-ng/files/default-rabbitmq_exporter.jinja
     - template: jinja
 
 rabbitmq_exporter_service_unit:
   file.managed:
 {%- if grains.get('init') == 'systemd' %}
     - name: /etc/systemd/system/rabbitmq_exporter.service
-    - source: salt://prometheus/files/rabbitmq_exporter.systemd.jinja
+    - source: salt://prometheus-ng/files/exporter.systemd.jinja
 {%- elif grains.get('init') == 'upstart' %}
     - name: /etc/init/rabbitmq_exporter.conf
-    - source: salt://prometheus/files/rabbitmq_exporter.upstart.jinja
+    - source: salt://prometheus-ng/files/exporter.upstart.jinja
 {%- endif %}
+    - context:
+        svc: node_exporter
+        user: {{ prometheus.user }}
+        group: {{ prometheus.group }}
+        bin_path: {{ prometheus.exporter.node.version_path }}
+        args: {{ prometheus.exporter.get('args', []) }}
     - require_in:
       - file: rabbitmq_exporter_service
 

prometheus/files/exporter.systemd.jinja

@@ -0,0 +1,25 @@
+[Unit]
+Description=Prometheus {{ svc }} Exporter
+{%- if url is string %}
+Documentation={{ url }}
+{%- endif %}
+Wants=basic.target
+After=basic.target network.target
+
+[Service]
+User={{ user }}
+Group={{ group }}
+EnvironmentFile=/etc/default/{{ svc }}
+ExecStart={{ bin_path }}/{{ svc }} $ARGS
+{%- if args is string %}} {{ args }}{% else %}
+{%- for arg in args %}} \
+  {{ arg }}
+{%- endfor %}
+{%- endif %}
+ExecReload=/bin/kill -HUP $MAINPID
+KillMode=process
+Restart=always
+RestartSec=42s
+
+[Install]
+WantedBy=multi-user.target

prometheus/files/exporter.upstart.jinja

@@ -0,0 +1,30 @@
+# Prometheus {{ svc }} (Upstart unit)
+description "Prometheus {{ svc }}"
+start on runlevel [2345]
+stop on runlevel [06]
+
+env EXPORTER={{ bin_path }}/{{ svc }}
+env USER={{ user }}
+env GROUP={{ group }}
+env DEFAULTS=/etc/default/{{ svc }}
+env RUNDIR=/var/run/{{ svc }}
+env PID_FILE=/var/run/{{ svc }}/{{ svc }}.pid
+pre-start script
+  [ -e $DEFAULTS ] && . $DEFAULTS
+
+  mkdir -p $RUNDIR           || true
+  chmod 0750 $RUNDIR         || true
+  chown $USER:$GROUP $RUNDIR || true
+end script
+
+script
+    # read settings like GOMAXPROCS from "/etc/default/{{ svc }}", if available.
+    [ -e $DEFAULTS ] && . $DEFAULTS
+
+    export GOMAXPROCS=${GOMAXPROCS:-2}
+    exec start-stop-daemon -c $USER -g $GROUP -p $PID_FILE -x $EXPORTER -S -- $ARGS
+end script
+
+respawn
+respawn limit 10 10
+kill timeout 10

prometheus/files/node_exporter.systemd.jinja

@@ -5,10 +5,15 @@ Wants=basic.target
 After=basic.target network.target
 
 [Service]
-User=prometheus
-Group=prometheus
+User={{ user }}
+Group={{ group }}
 EnvironmentFile=/etc/default/node_exporter
-ExecStart=/usr/bin/node_exporter $ARGS
+ExecStart={{ bin_path }}/node_exporter $ARGS
+{%- if args is string %}} {{ args }}{% else %}
+{%- for arg in args %}} \
+  {{ arg }}
+{%- endfor %}
+{%- endif %}
 ExecReload=/bin/kill -HUP $MAINPID
 KillMode=process
 Restart=always

prometheus/files/prometheus.systemd.jinja

@@ -5,10 +5,10 @@ Wants=basic.target
 After=basic.target network.target
 
 [Service]
-User=prometheus
-Group=prometheus
+User={{ user }}
+Group={{ user }}
 EnvironmentFile=/etc/default/prometheus
-ExecStart=/usr/bin/prometheus $ARGS
+ExecStart={{ bin_path }}/prometheus $ARGS
 ExecReload=/bin/kill -HUP $MAINPID
 KillMode=process
 Restart=always

prometheus/server.sls

@@ -28,7 +28,7 @@ prometheus_server_config:
 prometheus_defaults:
   file.managed:
     - name: /etc/default/prometheus
-    - source: salt://prometheus/files/default-prometheus.jinja
+    - source: salt://prometheus-ng/files/default-prometheus.jinja
     - template: jinja
     - defaults:
         config_file: {{ prometheus.server.args.config_file }}
@@ -51,11 +51,16 @@ prometheus_service_unit:
   file.managed:
 {%- if grains.get('init') == 'systemd' %}
     - name: /etc/systemd/system/prometheus.service
-    - source: salt://prometheus/files/prometheus.systemd.jinja
+    - source: salt://prometheus-ng/files/prometheus.systemd.jinja
 {%- elif grains.get('init') == 'upstart' %}
     - name: /etc/init/prometheus.conf
-    - source: salt://prometheus/files/prometheus.upstart.jinja
+    - source: salt://prometheus-ng/files/prometheus.upstart.jinja
 {%- endif %}
+    - context:
+        user: {{ prometheus.user }}
+        group: {{ prometheus.group }}
+        bin_path: {{ prometheus.exporter.node.version_path }}
+        args: {{ prometheus.exporter.get('args', []) }}
     - watch:
       - file: prometheus_defaults
     - require_in: