Exemplo de cloud-config

#cloud-config

repo_update: true

repo_upgrade: all

package_upgrade: true

packages:

- httpd24

- php56

- mysql55-server

- php56-mysqlnd

runcmd:

- service httpd start

- chkconfig httpd on

- groupadd www - [ sh, -c, "usermod -a -G www ec2-user" ]

- [ sh, -c, "chown -R root:www /var/www" ]

- chmod 2775 /var/www

- [ find, /var/www, -type, d, -exec, chmod, 2775, {}, + ]

- [ find, /var/www, -type, f, -exec, chmod, 0664, {}, + ]

- [ sh, -c, 'echo "<?php phpinfo(); ?>" > /var/www/html/phpinfo.php' ]

Exemplo de utilização do User-Data

AWS : https://docs.aws.amazon.com/pt_br/AWSEC2/latest/UserGuide/user-data.html

OpenStack : https://docs.openstack.org/nova/queens/user/user-data.html

$ openstack server create --image ubuntu-cloudimage --flavor 1 \

--user-data mydata.file VM_INSTANCE

Obs: É possivel executar diretamente um bash no cloud-init

#!/bin/bash

echo “Sua execução”

Oficial : http://cloud-init.org/

Documentos:

http://cloudinit.readthedocs.io/en/latest/

http://cloudinit.readthedocs.io/en/latest/topics/hacking.html

http://cloudinit.readthedocs.io/en/latest/topics/examples.html

https://help.ubuntu.com/community/CloudInit

https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux_OpenStack_Platform/4/html/End_User_Guide/user-data.html

https://raymii.org/s/tutorials/Automating_Openstack_with_Cloud_init_run_a_script_on_VMs_first_boot.html

Ubuntu Cloud-Init : https://www.youtube.com/watch?v=-zL3BdbKyGY