Virtuelle Umgebungen mit Vagrant, Docker und Ansible (c4tt)

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 c4tt from Node!\n"); }); ! server.listen(80);

! % curl localhost:8080 Hello c4tt 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 An...

Virtuelle Umgebungen mit Vagrant, Docker und Ansible (c4tt)

Simon Olofsson

More Decks by Simon Olofsson

Other Decks in Technology

Featured

Transcript

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 c4tt 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 •