parted
(Create a new primary partition)

parted
(Remove partition number 1)

parted
(Create a new primary partition with a size of 1GiB)

parted
(# Create a new primary partition for LVM
)

lvg
(# Create a volume group on top of /dev/sda1 with physical extent size = 32MB.)

lvg
(# Remove a volume group with name vg.services.)

lvol
(Create a logical volume of 512m.)

lvol
(# Create a logical volume of 512m with disks /dev/sda and /dev/sdb)

lvol
(# Create a logical volume of 512g.)

filesystem
(# Create a ext2 filesystem on /dev/sdb1.)

mount
(Mount up device by label)

mount
(Mount up device by UUID)

copy
(Copy using inline content)

copy
(Copy a "sudoers" file on the remote machine for editing)

file
(Change file ownership, group and permissions)

file
(Give insecure permissions to an existing file)

file
(Create a symbolic link)

file
(Touch again the same file, but dont change times this makes the task idempotent)

file
(Remove file (delete file) or directory )

lineinfile
(Validate the sudoers file before saving)

lineinfile
(Add a line to a file if the file does not exist, without passing regexp)

lineinfile
(Replace a localhost entry with our own)

lineinfile
(Ensure SELinux is set to enforcing mode)

firewalld
(Redirect port 443 to 8443 with Rich Rule)

firewalld
(# Enable source zone 192.0.2.0/24 (internal) zone )

firewalld
(# Enable HTTP DMZ zone)

yum
(Install a list of packages, nginx,postgresql postgresql-server )

yum
(Download the nginx package but do not install it)

yum
(Install Development Tools)

yum
(Install a list of package with variable (packages) and loop)

yum_repository
(Add repository)

dnf
(Uninstall httpd but keep its dependencies)

systemd
(just force systemd to reread configs)

systemd
(Star a list of packages and enbale it)

Implementing Handlers

Tags

Ignore Erros

Force execution of handlers

Ansible blocks and error handling

Configure VI VIM for YML

What is ansible?

Static host inventory

Install package - ADHOC

Start service - ADHOC

Firewall rule - ADHOC

Create user - ADHOC

copy file - ADHOC

Create a file and a directory - ADHOC

Create a directory - ADHOC

Git Clone - ADHOC

Print various ansible facts

replace
(Alter authentication in ssh file)

privilege_escalation

Register variable debug

template

sefcontext
( configure selinux context )

authorized_key
set-ssh key

additional paths to search for roles in, colon separated

uncomment this to disable SSH key host checking

private key file for authentication

privilege_escalation

defaults

descompress file from controller node

upgrade all packages

cron schedule

at
(coppy http error log)

Check if HTTPD is installed

unarchive
Get SSL conf

Create a index file

stat
Verify if ssl.conf existis

include

Ansible role subdirectories

Using Ansible roles in a playbook

Ansible Galaxy

Ansible Galaxy - Commands

The default directory for roles

user:
Create users on JBosseapServers

user
Change user password

Install roles galaxy

Configuring parallelism

Running tasks in parallel

Ansible facts

Custom facts

include_vars

fileservers

uri get url