iskm/learnxinyminutes-docs
1
0
Fork 0
mirror of https://github.com/adambard/learnxinyminutes-docs.git synced 2024-12-23 17:41:41 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

test markdown

Browse Source
This commit is contained in:
sirkubax 2017-09-23 11:43:25 +02:00
parent 21fb697b88
commit 7b6f0757c2
1 changed files with 19 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
ansible.html.markdown
View File

@ -64,7 +64,7 @@ $ ansible -m ping
$ ansible -m shell -a 'date; whoami' localhost #hostname_or_a_group_name
```
* Module: `command` - executes a single command that will not be processed through the shell, so variables like $HOME or operands like `|` will not work
* Module: `command` - executes a single command that will not be processed through the shell, so variables like $HOME or operands like `|` `;` will not work
```bash
@ -79,17 +79,27 @@ $ ansible -m command -a 'echo $HOME'
* Module: `raw` - executes a low-down and dirty SSH command, not going through the module subsystem (usefull to install python2.7)
```yaml
```
### Ansible - naming and basic concept
#### Inventory
Inventory is a set of objects/hosts against which we are executing our playbooks
For this few minutes, lets asume that we are using default ansible inventory (which in Debian based system is placed in /etc/ansible/hosts_
Inventory is a set of an objects or hosts, against which we are executing our playbooks or single tasks via shell commands
For this few minutes, lets asume that we are using default ansible inventory (which in Debian based system is placed in /etc/ansible/hosts)
##### Task
`/etc/ansible/hosts`
```
localhost
[some_group]
hostA.mydomain.com
hostB.localdomain
```
* [Additional Reading.](http://docs.ansible.com/ansible/latest/intro_inventory.html)
#### Task
Execution of a single module is called a `task`
The simplest module is called `ping`.
The simplest module is called `ping` as you could see above
Another example of the module that allow you to execute command remotly on multiple resources is called shell. It is the same as you would execute command remotely over ssh.
Example of a Task run in CLI:
@ -180,6 +190,8 @@ It is a best way to restart a service, check if application port is open, etc.
### ansible - variables
lookup's
```yaml
```
#### templates
JINJA2