mirror of
https://github.com/ansible-collections/community.general.git
synced 2024-09-14 20:13:21 +02:00
update playbook docs with updated syntax / minor edits
This commit is contained in:
parent
302cc37c79
commit
155c3ca89e
3 changed files with 43 additions and 30 deletions
|
@ -29,24 +29,22 @@ be supported in the future.
|
|||
EXAMPLE
|
||||
-------
|
||||
|
||||
FIXME: verify this is correct below
|
||||
|
||||
[literal]
|
||||
---
|
||||
- pattern: '*'
|
||||
hosts: '/etc/ansible/hosts'
|
||||
tasks:
|
||||
- name:configure template & module variables for future template calls
|
||||
- name: configure template & module variables for future template calls
|
||||
action: setup http_port=80 max_clients=200
|
||||
- name: write the apache config file
|
||||
action: template src=/srv/mytemplates/httpd.j2 dest=/etc/httpd/conf
|
||||
action: template src=/srv/templates/httpd.j2 dest=/etc/httpd/conf
|
||||
notify:
|
||||
- restart apache
|
||||
- name: ensure apache is running
|
||||
action: service name=httpd ensure=started
|
||||
action: service name=httpd state=started
|
||||
handlers:
|
||||
- name: restart apache
|
||||
- action: service name=httpd ensure=restarted
|
||||
- action: service name=httpd state=restarted
|
||||
|
||||
|
||||
WHAT THE EXAMPLE MEANS
|
||||
|
@ -59,10 +57,10 @@ For all hosts in /etc/ansible/hosts (one host per line) that are named
|
|||
on each remote system with the values max_clients and http_port.
|
||||
|
||||
Next, use a Jinja2 template locally residing at
|
||||
/srv/mytemplates/httpd.j2 to write the Apache config file on each host
|
||||
/srv/templates/httpd.j2 to write the Apache config file on each host
|
||||
to the path /etc/httpd/conf, using the previous values.
|
||||
|
||||
Ensure that apache is running if stopped.
|
||||
We'll ensure that apache is running if stopped.
|
||||
|
||||
If and only if the config file changed, note that we need to restart
|
||||
apache at the end of the run, otherwise, don't bother because we
|
||||
|
@ -83,20 +81,20 @@ for all hosts in the host file matching the pattern.
|
|||
For each task, a name/action pair describes what the task is and what
|
||||
ansible module to use to accomplish the task, along with any
|
||||
arguments. Additional fields like 'comment:' can be added and will
|
||||
be ignored.
|
||||
be ignored, so feel free to take notes in the file.
|
||||
|
||||
Most modules accept key=value format arguments.
|
||||
|
||||
Handlers are like tasks, but are conditionally executed. If a module
|
||||
reports a 'change', it can choose to notify a handler by name. If
|
||||
reports a 'change', it can notify one or more handler by name. If
|
||||
notified, it will run only for hosts that changed.
|
||||
|
||||
|
||||
FUTURE BEHAVIOR
|
||||
---------------
|
||||
ERROR HANDLING
|
||||
--------------
|
||||
|
||||
What the playbook run does with a host when an error is detected is
|
||||
currently being refined and is subject to change.
|
||||
If a host has a failure, the host will be ignored for the remainder
|
||||
of the playbook execution.
|
||||
|
||||
|
||||
AUTHOR
|
||||
|
|
|
@ -1,23 +1,15 @@
|
|||
---
|
||||
- pattern: '*'
|
||||
hosts: /etc/ansible/hosts
|
||||
hosts: '/etc/ansible/hosts'
|
||||
tasks:
|
||||
- name: config step
|
||||
action: setup a=2 b=3 c=4
|
||||
- name: copy comand
|
||||
action: copy src=/srv/a dest=/srv/b
|
||||
notify:
|
||||
- restart apache
|
||||
- name: template step
|
||||
action: template src=/srv/template.j2 dest=/srv/file.out
|
||||
- name: configure template & module variables for future template calls
|
||||
action: setup http_port=80 max_clients=200
|
||||
- name: write the apache config file
|
||||
action: template src=/srv/httpd.j2 dest=/etc/httpd/conf
|
||||
notify:
|
||||
- restart apache
|
||||
- name: execute bin false
|
||||
comment: call something that will fail just to demo failure counts and such
|
||||
action: command /bin/false
|
||||
- name: execute bin true
|
||||
comment: this will never be executed because previous will fail
|
||||
action: command /bin/true
|
||||
- name: ensure apache is running
|
||||
action: service name=httpd state=started
|
||||
handlers:
|
||||
- name: restart apache
|
||||
action: service name=httpd state=restarted
|
||||
- action: service name=httpd state=restarted
|
||||
|
|
23
examples/playbook2.yml
Normal file
23
examples/playbook2.yml
Normal file
|
@ -0,0 +1,23 @@
|
|||
---
|
||||
- pattern: '*'
|
||||
hosts: /etc/ansible/hosts
|
||||
tasks:
|
||||
- name: config step
|
||||
action: setup a=2 b=3 c=4
|
||||
- name: copy comand
|
||||
action: copy src=/srv/a dest=/srv/b
|
||||
notify:
|
||||
- restart apache
|
||||
- name: template step
|
||||
action: template src=/srv/template.j2 dest=/srv/file.out
|
||||
notify:
|
||||
- restart apache
|
||||
- name: execute bin false
|
||||
comment: call something that will fail just to demo failure counts and such
|
||||
action: command /bin/false
|
||||
- name: execute bin true
|
||||
comment: this will never be executed because previous will fail
|
||||
action: command /bin/true
|
||||
handlers:
|
||||
- name: restart apache
|
||||
action: service name=httpd state=restarted
|
Loading…
Reference in a new issue