Virtuelle Umgebungen mit Vagrant, Docker und Ansible (enterJS)

Virtuelle Umgebungen mit Vagrant, Docker und Ansible Simon Olofsson •
Content Management AG @solofs • [email protected]

Installation Konﬁguration Benutzung Löschung

Vagrant.configure("2") do |config| config.vm.box = "ubuntu/trusty64" end

! % vagrant up Bringing machine 'default' up with 'virtualbox'
provider… % vagrant ssh % vagrant destroy ==> default: Destroying VM and associated drives...

Vagrant.configure("2") do |config| config.vm.box = "ubuntu/trusty64" ! config.vm.network "forwarded_port", guest:
80, host: 8080 ! config.vm.provision "shell", inline: "sudo apt-get -y install nginx" end

<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> ! % curl
localhost:8080 | head -n4

erzeugt richtet ein beschreibt Vagrantﬁle Provisioner Provider Virtuelle Maschine

http://commons.wikimedia.org/wiki/File:Containershipxinshanghai.jpg http://commons.wikimedia.org/wiki/File:Containerladeräume_Schiff_retouched.jpg

Übernommen von http://www.docker.com/whatisdocker/ Applikation A Binaries/ Libraries Guest OS Applikation
B Binaries/ Libraries Guest OS Hypervisor Host OS Server }Virtuelle Machine

Übernommen von http://www.docker.com/whatisdocker/ Applikation A Binaries/ Libraries Applikation B Binaries/
Libraries Docker Engine Host OS Server }Container

Vagrant.configure("2") do |config| ! config.vm.provider "docker" do |d| d.image =
"nginx" d.ports = ["8080:80"] d.vagrant_vagrantfile = "../docker-host/Vagrantfile" end end

Vagrant.configure("2") do |config| ! config.vm.box = "mitchellh/boot2docker" ! config.vm.network "forwarded_port",
guest: 7070, host: 7070 ! config.vm.network "forwarded_port", guest: 8080, host: 8080 ! end

! % vagrant up --provider=docker Bringing machine 'default' up with
'docker' provider… ==> default: Docker host is required. One will be created if necessary… ==> default: Creating the container… ==> default: Starting container...

Vagrant.configure("2") do |config| ! config.vm.provider "docker" do |d| d.image =
"node" d.cmd = ["node", "/vagrant/app.js"] d.ports = ["8080:80"] d.vagrant_vagrantfile = "../docker-host/Vagrantfile" end end

var http = require('http'); ! var server = http.createServer(function (request,
response) { response.writeHead(200, {"Content-Type": "text/plain"}); response.end( "Hello enterJS from Node!\n"); }); ! server.listen(80);

! % curl localhost:8080 Hello enterJS from Node!

docker build Dockerﬁle Image Container docker run

FROM debian:jessie ! RUN apt-get update && apt-get install -y
… ! ADD . /usr/src/nginx WORKDIR /usr/src/nginx ! RUN ./configure … RUN make … RUN make install … ! WORKDIR /usr/local/nginx/html ! EXPOSE 80 CMD ["nginx"] Übernommen von https://github.com/docker-library/nginx/blob/docker-v1.7.1/Dockerﬁle

Host VM (optional) Container A Container B Container C

Inventory A B A B Control Machine Webserver Playbook Datenbankserver
Playbook SSH Datenbankserver Webserver

Vagrant.configure("2") do |config| config.vm.box = "ubuntu/trusty64" ! config.vm.network "forwarded_port", guest:
80, host: 8080 ! config.vm.provision "ansible" do | ansible| ansible.playbook = "playbook.yml" end end

--- - hosts: all sudo: yes tasks: - name: Install
nginx apt: name=nginx state=latest - name: Ensure nginx is started service: name=nginx state=started

! % vagrant up Bringing machine 'default' up with 'virtualbox'
provider… ==> default: Running provisioner: ansible… default: ok=3 changed=1 % vagrant provision ==> default: Running provisioner: ansible… default: ok=3 changed=0

Host VM (optional) Assets (nginx) App (Node.js) Datenbank (PostgreSQL) Daten-
haltung statische Ressourcen

config.vm.define "db" do |db| db.vm.provider "docker" do |d| d.name =
"db" d.cmd = ["/sbin/my_init", "--enable-insecure-key"] d.image = "phusion/passenger-full" d.expose = [5432] d.has_ssh = true d.vagrant_vagrantfile = "../docker-host/Vagrantfile" end ! db.vm.provision "ansible" do |ansible| ansible.playbook = "playbook.yml" end # SSH Setup gekürzt… end

--- - hosts: db sudo: yes tasks: - name: Install
postgresql apt: name={{item}} state=latest with_items: - postgresql - python-psycopg2 - name: Ensure postgresql is started service: name=postgresql state=started - name: Create postgresql DB sudo_user: postgres postgresql_db: name=app_db

config.vm.define "app" do |app| app.vm.provider "docker" do |d| d.name =
"app" d.image = "node" d.cmd = ["node", "/vagrant/app.js"] d.ports = ["7070:80"] d.link("db:db") d.vagrant_vagrantfile = "../docker-host/Vagrantfile" end end

config.vm.define "assets" do |assets| assets.vm.provider "docker" do |d| d.name =
"assets" d.image = "nginx" d.ports = ["8080:80"] d.vagrant_vagrantfile = "../docker-host/Vagrantfile" end ! assets.vm.synced_folder ".", "/usr/local/nginx/html", :mount_options => ["ro"] ! end

Vielen Dank! Simon Olofsson • Content Management AG @solofs •
[email protected] Die Logos wurden den Webseiten der jeweiligen Projekte entnommen.

Virtuelle Umgebungen mit Vagrant, Docker und Ansible (enterJS)

Virtuelle Umgebungen mit Vagrant, Docker und Ansible (enterJS)

Simon Olofsson

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Virtuelle Umgebungen mit Vagrant, Docker und Ansible Simon Olofsson •

Installation Konﬁguration Benutzung Löschung

Vagrant.configure("2") do |config| config.vm.box = "ubuntu/trusty64" end

! % vagrant up Bringing machine 'default' up with 'virtualbox'

Vagrant.configure("2") do |config| config.vm.box = "ubuntu/trusty64" ! config.vm.network "forwarded_port", guest:

<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> ! % curl

erzeugt richtet ein beschreibt Vagrantﬁle Provisioner Provider Virtuelle Maschine

http://commons.wikimedia.org/wiki/File:Containershipxinshanghai.jpg http://commons.wikimedia.org/wiki/File:Containerladeräume_Schiff_retouched.jpg

Übernommen von http://www.docker.com/whatisdocker/ Applikation A Binaries/ Libraries Guest OS Applikation

Übernommen von http://www.docker.com/whatisdocker/ Applikation A Binaries/ Libraries Applikation B Binaries/

Vagrant.configure("2") do |config| ! config.vm.provider "docker" do |d| d.image =

Vagrant.configure("2") do |config| ! config.vm.box = "mitchellh/boot2docker" ! config.vm.network "forwarded_port",

! % vagrant up --provider=docker Bringing machine 'default' up with

<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> ! % curl

Vagrant.configure("2") do |config| ! config.vm.provider "docker" do |d| d.image =

var http = require('http'); ! var server = http.createServer(function (request,

! % curl localhost:8080 Hello enterJS from Node!

docker build Dockerﬁle Image Container docker run

FROM debian:jessie ! RUN apt-get update && apt-get install -y

Host VM (optional) Container A Container B Container C

Inventory A B A B Control Machine Webserver Playbook Datenbankserver

Vagrant.configure("2") do |config| config.vm.box = "ubuntu/trusty64" ! config.vm.network "forwarded_port", guest:

--- - hosts: all sudo: yes tasks: - name: Install

! % vagrant up Bringing machine 'default' up with 'virtualbox'

<!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> ! % curl

Host VM (optional) Assets (nginx) App (Node.js) Datenbank (PostgreSQL) Daten-

config.vm.define "db" do |db| db.vm.provider "docker" do |d| d.name =

--- - hosts: db sudo: yes tasks: - name: Install

config.vm.define "app" do |app| app.vm.provider "docker" do |d| d.name =

config.vm.define "assets" do |assets| assets.vm.provider "docker" do |d| d.name =

Vielen Dank! Simon Olofsson • Content Management AG @solofs •