55 cadvisor

bootstrap/common.sh

@@ -87,6 +87,7 @@ open_urls() {
       /usr/bin/open "http://$(terraform output master.1.ip):8080"
       /usr/bin/open "http://$(terraform output master.1.ip):8500"
       /usr/bin/open "http://$(terraform output master.1.ip):4040"
+      /usr/bin/open "http://$(terraform output master.1.ip):8081"
     fi
   popd
 }

roles/cadvisor/defaults/main.yml

@@ -0,0 +1,10 @@
+---
+# defaults file for cadvisor
+cadvisor_enabled: true
+cadvisor_version: 'latest'
+cadvisor_host_port: 8081
+cadvisor_restart_policy: 'always'
+cadvisor_net: 'bridge'
+cadvisor_hostname: "{{ ansible_ssh_host }}"
+cadvisor_image: "google/cadvisor:{{ cadvisor_version }}"
+cadvisor_consul_dir: /etc/consul.d

roles/cadvisor/meta/main.yml

@@ -0,0 +1,130 @@
+---
+galaxy_info:
+  author: Alberto Lamela
+  description:
+  company: Capgemini
+  # Some suggested licenses:
+  # - BSD (default)
+  # - MIT
+  # - GPLv2
+  # - GPLv3
+  # - Apache
+  # - CC-BY
+  license: license (MIT)
+  min_ansible_version: 1.2
+  #
+  # Below are all platforms currently available. Just uncomment
+  # the ones that apply to your role. If you don't see your
+  # platform on this list, let us know and we'll get it added!
+  #
+  platforms:
+  #- name: EL
+  #  versions:
+  #  - all
+  #  - 5
+  #  - 6
+  #  - 7
+  #- name: GenericUNIX
+  #  versions:
+  #  - all
+  #  - any
+  #- name: Fedora
+  #  versions:
+  #  - all
+  #  - 16
+  #  - 17
+  #  - 18
+  #  - 19
+  #  - 20
+  #- name: SmartOS
+  #  versions:
+  #  - all
+  #  - any
+  #- name: opensuse
+  #  versions:
+  #  - all
+  #  - 12.1
+  #  - 12.2
+  #  - 12.3
+  #  - 13.1
+  #  - 13.2
+  #- name: Amazon
+  #  versions:
+  #  - all
+  #  - 2013.03
+  #  - 2013.09
+  #- name: GenericBSD
+  #  versions:
+  #  - all
+  #  - any
+  #- name: FreeBSD
+  #  versions:
+  #  - all
+  #  - 8.0
+  #  - 8.1
+  #  - 8.2
+  #  - 8.3
+  #  - 8.4
+  #  - 9.0
+  #  - 9.1
+  #  - 9.1
+  #  - 9.2
+  - name: Ubuntu
+    versions:
+  #  - all
+  #  - lucid
+  #  - maverick
+  #  - natty
+  #  - oneiric
+  #  - precise
+  #  - quantal
+  #  - raring
+  #  - saucy
+     - trusty
+  #- name: SLES
+  #  versions:
+  #  - all
+  #  - 10SP3
+  #  - 10SP4
+  #  - 11
+  #  - 11SP1
+  #  - 11SP2
+  #  - 11SP3
+  #- name: GenericLinux
+  #  versions:
+  #  - all
+  #  - any
+  #- name: Debian
+  #  versions:
+  #  - all
+  #  - etch
+  #  - lenny
+  #  - squeeze
+  #  - wheezy
+  #
+  # Below are all categories currently available. Just as with
+  # the platforms above, uncomment those that apply to your role.
+  #
+  categories:
+  - cloud
+  #- cloud:ec2
+  #- cloud:gce
+  #- cloud:rax
+  #- clustering
+  #- database
+  #- database:nosql
+  #- database:sql
+  #- development
+  #- monitoring
+  #- networking
+  #- packaging
+  - system
+  #- web
+dependencies:
+  # - role: consul
+  # - role: registrator
+  # - role: zookeeper
+  # List your role dependencies here, one per line. Only
+  # dependencies available via galaxy should be listed here.
+  # Be sure to remove the '[]' above if you add dependencies
+  # to this list.

roles/cadvisor/tasks/main.yml

@@ -0,0 +1,64 @@
+# Install (docker-py) python package as is a docker module dependency.
+- pip: name=docker-py version=1.1.0
+
+# tasks for running cadvisor
+- name: run cadvisor container
+  when: cadvisor_enabled
+  docker:
+    name: cadvisor
+    image: "{{ cadvisor_image }}"
+    state: started
+    restart_policy: "{{ cadvisor_restart_policy }}"
+    net: "{{ cadvisor_net }}"
+    ports:
+      - "{{ cadvisor_host_port }}:8080"
+    hostname: "{{ cadvisor_hostname }}"
+    volumes:
+    - "/var/lib/docker/:/var/lib/docker:ro"
+    - "/:/rootfs:ro"
+    - "/var/run:/var/run:rw"
+    - "/sys:/sys:ro"
+  tags:
+    - cadvisor
+
+- name: upload cadvisor template service
+  when: cadvisor_enabled
+  template:
+    src: cadvisor.conf.j2
+    dest: /etc/init/cadvisor.conf
+    mode: 0755
+  sudo: yes
+  tags:
+    - cadvisor
+
+# Attach to the running container, or start it if needed
+# and forward all signals so that the process manager can detect
+# when a container stops and correctly restart it.
+- name: ensure cadvisor is running (and enable it at boot)
+  when: cadvisor_enabled
+  sudo: yes
+  service:
+    name: cadvisor
+    state: started
+    enabled: yes
+  tags:
+    - cadvisor
+
+- name: Set cadvisor consul service definition
+  sudo: yes
+  template:
+    src: cadvisor-consul.j2
+    dest: "{{ cadvisor_consul_dir }}/cadvisor.json"
+  notify:
+    - restart consul
+  when: cadvisor_enabled
+
+- name: ensure cadvisor is running (and enable it at boot)
+  when: not cadvisor_enabled
+  sudo: yes
+  service:
+    name: cadvisor
+    state: stopped
+    enabled: yes
+  tags:
+    - cadvisor

roles/cadvisor/templates/cadvisor-consul.j2

@@ -0,0 +1,11 @@
+{
+  "service": {
+    "name": "cadvisor",
+    "tags": [ "cadvisor" ],
+    "port": {{ cadvisor_host_port }},
+    "check": {
+      "script": "curl --silent --show-error  --fail --dump-header /dev/stderr --retry 2 http://{{ cadvisor_hostname }}:{{ cadvisor_host_port}}",
+      "interval": "10s"
+    }
+  }
+}

roles/cadvisor/templates/cadvisor.conf.j2

@@ -0,0 +1,12 @@
+description "cadvisor container"
+
+start on started docker
+stop on stopping docker
+
+script
+  /usr/bin/docker start -a cadvisor
+end script
+
+respawn
+respawn limit 10 10
+kill timeout 10

roles/cadvisor/vars/main.yml

@@ -0,0 +1,2 @@
+---
+# vars file for cadvisor

roles/marathon/defaults/main.yml

@@ -1,5 +1,6 @@
 ---
 # defaults file for marathon
+marathon_consul_dir: /etc/consul.d
 marathon_enabled: true
 marathon_version: '0.8.2'
 marathon_restart_policy: 'always'

roles/marathon/tasks/main.yml

@@ -75,6 +75,15 @@
   tags:
     - marathon
 
+- name: Set marathon consul service definition
+  sudo: yes
+  template:
+    src: marathon-consul.j2
+    dest: "{{ marathon_consul_dir }}/marathon.json"
+  notify:
+    - restart consul
+  when: marathon_enabled
+
 # tasks for stoping docker marathon
 - name: stop marathon container
   when: not marathon_enabled

site.yml

@@ -23,6 +23,7 @@
     - docker
     - weave
     - registrator
+    - cadvisor
 
 - hosts: mesos_masters
   roles:

tests/properties.yml

@@ -8,6 +8,7 @@ mesos_masters:
     - weave
     - docker
     - registrator
+    - cadvisor
 mesos_slaves:
   :roles:
     - dnsmasq
@@ -16,6 +17,8 @@ mesos_slaves:
     - weave
     - docker
     - registrator
+    - cadvisor
 load_balancers:
   :roles:
     - haproxy
+    - cadvisor

tests/spec/cadvisor/cadvisor_spec.rb

@@ -0,0 +1,17 @@
+require 'spec_helper'
+
+describe docker_container('cadvisor') do
+  it { should be_running }
+  it { should have_volume('/var/lib/docker','/var/lib/docker') }
+  it { should have_volume('/rootfs','/') }
+  it { should have_volume('/var/run','/var/run') }
+  it { should have_volume('/sys','/sys') }
+end
+
+describe port(8081) do
+  it { should be_listening }
+end
+
+describe service('cadvisor') do
+  it { should be_running }
+end