Initial Commit

Author: Mesaguy

.gitignore

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+*.retry

CHANGELOG.md

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+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
+and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
+
+## 0.1.0
+
+### Added
+
+- Initial release

LICENSE

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+MIT License
+
+Copyright (c) 2018 Mesaguy
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+---
+# defaults file for mesaguy.prometheus
+
+# General global configuration
+prometheus_link_etc: true
+prometheus_link_etc_force: false
+prometheus_purge_orphans: false
+prometheus_root_dir: '/opt/prometheus'
+prometheus_test_service_port: true
+
+# User management
+prometheus_manage_group: true
+prometheus_manage_user: true
+prometheus_group: prometheus
+prometheus_user: prometheus
+
+# When performing installations
+prometheus_default_unarchive_opts:
+ - '--strip-components=1'
+prometheus_fallback_to_build: true
+prometheus_go_version: 1.10.3
+prometheus_software_make_command: 'go get -d && go build'
+prometheus_software_makefile_make_command: 'make'
+prometheus_software_setup_pkg_mgrs:
+ - 'Alpine'
+ - 'Archlinux'
+ - 'Gentoo'
+
+# When testing
+prometheus_software_service_test: true
+prometheus_always_build_from_source: false
+
+# Base directories
+prometheus_etc_dir: '{{ prometheus_root_dir }}/etc'
+prometheus_exporters_dir: '{{ prometheus_root_dir }}/exporters'
+prometheus_go_dir: '{{ prometheus_root_dir }}/go'
+prometheus_log_dir: '/var/log/prometheus'
+prometheus_tmp_dir: '{{ prometheus_root_dir }}/tmp'
+prometheus_var_dir: '{{ prometheus_root_dir }}/var'

defaults/main.yml

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+---
+global:
+  # The smarthost and SMTP sender used for mail notifications.
+  smtp_smarthost: 'localhost:25'
+  smtp_from: '[email protected]'
+
+# The root route on which each incoming alert enters.
+route:
+  # The root route must not have any matchers as it is the entry point for
+  # all alerts. It needs to have a receiver configured so alerts that do not
+  # match any of the sub-routes are sent to someone.
+  receiver: 'team-X-mails'
+
+  # The labels by which incoming alerts are grouped together. For example,
+  # multiple alerts coming in for cluster=A and alertname=LatencyHigh would
+  # be batched into a single group.
+  group_by: ['alertname', 'cluster']
+
+  # When a new group of alerts is created by an incoming alert, wait at
+  # least 'group_wait' to send the initial notification.
+  # This way ensures that you get multiple alerts for the same group that start
+  # firing shortly after another are batched together on the first
+  # notification.
+  group_wait: 30s
+
+  # When the first notification was sent, wait 'group_interval' to send a batch
+  # of new alerts that started firing for that group.
+  group_interval: 5m
+
+  # If an alert has successfully been sent, wait 'repeat_interval' to
+  # resend them.
+  repeat_interval: 3h
+
+  # All the above attributes are inherited by all child routes and can
+  # overwritten on each.
+
+  # The child route trees.
+  routes:
+    # This routes performs a regular expression match on alert labels to
+    # catch alerts that are related to a list of services.
+    - match_re:
+        service: ^(foo1|foo2|baz)$
+      receiver: team-X-mails
+
+      # The service has a sub-route for critical alerts, any alerts
+      # that do not match, i.e. severity != critical, fall-back to the
+      # parent node and are sent to 'team-X-mails'
+      routes:
+        - match:
+            severity: critical
+          receiver: team-X-pager
+
+    - match:
+        service: files
+      receiver: team-Y-mails
+
+      routes:
+        - match:
+            severity: critical
+          receiver: team-Y-pager
+
+    # This route handles all alerts coming from a database service. If there's
+    # no team to handle it, it defaults to the DB team.
+    - match:
+        service: database
+
+      receiver: team-DB-pager
+      # Also group alerts by affected database.
+      group_by: [alertname, cluster, database]
+
+      routes:
+        - match:
+            owner: team-X
+          receiver: team-X-pager
+
+        - match:
+            owner: team-Y
+          receiver: team-Y-pager
+
+
+# Inhibition rules allow to mute a set of alerts given that another alert is
+# firing.
+# We use this to mute any warning-level notifications if the same alert is
+# already critical.
+inhibit_rules:
+  - source_match:
+      severity: 'critical'
+    target_match:
+      severity: 'warning'
+    # Apply inhibition if the alertname is the same.
+    equal: ['alertname']
+
+
+receivers:
+  - name: 'team-X-mails'
+    email_configs:
+      - to: '[email protected], [email protected]'
+
+  - name: 'team-X-pager'
+    email_configs:
+      - to: '[email protected]'
+    pagerduty_configs:
+      - routing_key: <team-X-key>
+
+  - name: 'team-Y-mails'
+    email_configs:
+      - to: '[email protected]'
+
+  - name: 'team-Y-pager'
+    pagerduty_configs:
+      - routing_key: <team-Y-key>
+
+  - name: 'team-DB-pager'
+    pagerduty_configs:
+      - routing_key: <team-DB-key>

files/defaults/alertmanager.yml

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+---
+hostPort: localhost:5555
+username:
+password:
+
+rules:
+  - pattern: ".*"

files/defaults/jmx_exporter.yml

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+---
+global:
+  scrape_interval: 15s
+
+  # Attach these labels to any time series or alerts when communicating with
+  # external systems (federation, remote storage, Alertmanager).
+  external_labels:
+    monitor: 'codelab-monitor'
+
+# A scrape configuration containing exactly one endpoint to scrape:
+# Here it's Prometheus itself.
+scrape_configs:
+  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
+  - job_name: 'prometheus'
+
+    # Override the global default and scrape targets from this job every 5 seconds.
+    scrape_interval: 5s
+
+    static_configs:
+      - targets: ['localhost:9090']

files/defaults/prometheus.yml

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+---
+# handlers file for mesaguy.prometheus

handlers/main.yml

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+---
+galaxy_info:
+  author: Mesaguy
+  description: Installs and manages Prometheus and Prometheus exporters
+
+  # If the issue tracker for your role is not on github, uncomment the
+  # next line and provide a value
+  # issue_tracker_url: http://example.com/issue/tracker
+
+  license: MIT
+
+  min_ansible_version: 2.6.2
+
+  # If this a Container Enabled role, provide the minimum Ansible Container version.
+  # min_ansible_container_version:
+
+  platforms:
+    - name: Alpine
+      versions:
+        - all
+    - name: ArchLinux
+      versions:
+        - all
+    - name: EL
+      versions:
+        - 6
+        - 7
+    - name: Fedora
+      versions:
+        - 25
+        - 26
+        - 27
+        - 28
+    - name: Gentoo
+      versions:
+        - all
+    - name: Ubuntu
+      versions:
+        - trusty
+        - xenial
+        - artful
+        - bionic
+        - cuttlefish
+
+  galaxy_tags:
+    - monitoring
+    - prometheus
+    # NOTE: A tag is limited to a single word comprised of alphanumeric characters.
+    #       Maximum 20 tags per role.
+
+# List your role dependencies here, one per line. Be sure to remove the '[]' above,
+# if you add dependencies to this list.
+dependencies: []

meta/main.yml

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+---
+- name: 'Make directories for {{ prometheus_software_name_version }} build'
+  become: true
+  file:
+    owner: '{{ prometheus_user }}'
+    group: '{{ prometheus_group }}'
+    mode: 0750
+    path: '{{ prometheus_build_directory }}'
+    state: directory
+  with_items:
+    - '{{ prometheus_software_src_dir }}'
+    - '{{ prometheus_software_build_dir }}'
+  loop_control:
+    loop_var: prometheus_build_directory
+
+- name: 'Download and extract the {{ prometheus_software_name_version }} project source to {{ prometheus_software_build_dir }}'
+  become: true
+  # Certain versions of ansible break 'become_user' for 'archive' and 'get_url', supposedly fixed in 2.6.3:
+  # become_user: '{% if ansible_version.full is version_compare("2.6.0", ">=") and ansible_version.full is version_compare("2.6.2", "<")  %}root{% else %}{{ prometheus_user }}{% endif %}'
+  # become_user: '{{ prometheus_user }}'
+  unarchive:
+    extra_opts: ['--strip-components=1']
+    creates: '{{ prometheus_software_src_dir }}/*'
+    dest: '{{ prometheus_software_src_dir }}'
+    owner: '{{ prometheus_user }}'
+    group: '{{ prometheus_group }}'
+    src: '{{ prometheus_software_src_url }}'
+    remote_src: true
+  when: prometheus_software_src_url is match('.*(tar.gz|zip)$')
+
+- name: 'Clone the {{ prometheus_software_name_version }} project source from {{ prometheus_software_src_url }} to {{ prometheus_software_src_dir }}'
+  become: true
+  become_user: '{{ prometheus_user }}'
+  git:
+    repo: '{{ prometheus_software_src_url }}'
+    dest: '{{ prometheus_software_src_dir }}'
+    version: '{% if prometheus_software_src_version is defined and prometheus_software_src_version %}{{ prometheus_software_src_version }}{% else %}{{ prometheus_software_version }}{% endif %}'
+  when: prometheus_software_src_url is not match('.*(tar.gz|zip)$')
+
+- name: 'Gather statistics on the file {{ prometheus_software_src_dir }}/Makefile'
+  become: true
+  # become_user: '{{ prometheus_user }}'
+  stat:
+    path: '{{ prometheus_software_src_dir }}/Makefile'
+  register: makefile
+
+- name: 'Build {{ prometheus_software_name_version }} source code with Makefile'
+  become: true
+  # become_user: '{{ prometheus_user }}'
+  shell: '{{ prometheus_software_makefile_make_command }}'
+  args:
+    chdir: '{{ prometheus_software_src_dir }}'
+    creates: '{{ prometheus_software_name }}'
+  environment:
+    GOPATH: '{{ prometheus_software_build_dir }}'
+    GOROOT: '{{ prometheus_go_dir }}/{{ prometheus_go_version }}'
+    PATH: '{{ ansible_env.PATH }}:{{ prometheus_go_dir }}/{{ prometheus_go_version }}/bin:{{ prometheus_software_build_dir }}/bin'
+  when: makefile.stat.exists == True
+
+- name: 'Build {{ prometheus_software_name_version }} source code without Makefile'
+  become: true
+  # become_user: '{{ prometheus_user }}'
+  shell: '{{ prometheus_software_make_command }}'
+  args:
+    chdir: '{{ prometheus_software_src_dir }}'
+    creates: '{{ prometheus_software_name }}'
+  environment:
+    GOPATH: '{{ prometheus_software_build_dir }}'
+    GOROOT: '{{ prometheus_go_dir }}/{{ prometheus_go_version }}'
+    PATH: '{{ ansible_env.PATH }}:{{ prometheus_go_dir }}/{{ prometheus_go_version }}/bin:{{ prometheus_software_build_dir }}/bin'
+  when: makefile.stat.exists == False
+
+- name: 'Copy {{ prometheus_software_name_version }} to {{ prometheus_software_install_dir }}'
+  become: true
+  copy:
+    remote_src: true
+    src: '{{ prometheus_software_src_dir }}/{{ prometheus_built_file }}'
+    dest: '{{ prometheus_software_install_dir }}'
+    mode: 0555
+  with_items: '{% if prometheus_software_files is defined and prometheus_software_files %}{{ prometheus_software_files }}{% else %}{% set binaries = [prometheus_software_name] %}{{ binaries }}{% endif %}'
+  loop_control:
+    loop_var: prometheus_built_file
+  register: prometheus_software_installation
+
+- name: 'Cleanup {{ prometheus_software_build_dir }} directory from {{ prometheus_software_name_version }} build'
+  become: true
+  file:
+    path: '{{ prometheus_software_build_dir }}'
+    state: absent