Fixes #4092 Add documentation for yaml format of tasks and all keywords

docsite/rst/index.rst

@@ -111,6 +111,7 @@ and adopt these only if they seem relevant or useful to your environment.
    playbooks_error_handling
    playbooks_lookups
    playbooks_prompts
+   playbooks_tasks
    playbooks_tags
 
 .. _ansibleworks_awx:
@@ -183,3 +184,4 @@ Some additional topics you may be interested in:
    YAMLSyntax
 
 
+

docsite/rst/playbooks.rst

@@ -380,6 +380,8 @@ can do this::
        Learn about YAML syntax
    :doc:`playbooks_best_practices`
        Various tips about managing playbooks in the real world
+   :doc:`playbooks_tasks`
+       An index of formats and keywords for tasks
    :doc:`index`
        Hop back to the documentation index for a lot of special topics about playbooks
    :doc:`modules`

docsite/rst/playbooks_tasks.rst

+Tasks
+=====
+
+.. contents::
+   :depth: 2
+
+Playbook tasks can have a few different formats and can take many different keywords.
+
+.. _task_formats:
+
+Task Formats
+++++++++++++++++++++++
+
+Basic
+``````````````
+
+The first keyword in a task can be the module name::
+
+   - debug: msg="hello world"
+
+It can also be a name::
+
+   - name: a task with a name
+     debug: msg="hello world"
+
+Args can be separated to newlines::
+
+   - copy: src=/srv/myfiles/foo.conf 
+           dest=/etc/foo.conf
+
+Old style with args inline::
+
+   - action: debug 'msg="hello world"'
+
+Old style with a name defined::
+
+    - action: debug 'msg="hello world"'
+      name: a task with aname
+
+Old style with args as a dictionary::
+
+    - action: debug
+      args:
+        msg: "hello world"
+
+
+Connection Types
+````````````````
+
+Setting the connection type to local::
+
+   - debug: msg="hello world"
+     connection: local
+
+Setting the connection type to ssh::
+
+   - debug: msg="hello world"
+     connection: ssh
+
+Old style with a local connection::
+
+   - local_action: debug 'msg="hello world"'
+
+
+.. _task_keywords:
+
+Task Keywords
+++++++++++++++++++++++
+
+Valid keywords for tasks in playbooks.
+
+action
+``````````````
+
+always_run
+``````````````
+:doc:`playbooks_checkmode`
+
+any_errors_fatal
+````````````````
+:doc:`playbooks_error_handling`
+
+args
+``````````````
+
+async
+``````````````
+:doc:`playbooks_async`
+
+
+changed_when
+``````````````
+:doc:`playbooks_error_handling`
+
+connection
+``````````````
+:doc:`playbooks_delegation`
+
+delay
+``````````````
+
+delegate_to
+``````````````
+:doc:`playbooks_delegation`
+
+environment
+``````````````
+
+failed_when
+``````````````
+:doc:`playbooks_error_handling`
+
+first_available_file
+````````````````````
+
+ignore_errors
+``````````````
+:doc:`playbooks_error_handling`
+
+local_action
+``````````````
+:doc:`playbooks_delegation`
+
+name
+``````````````
+
+notify
+``````````````
+:doc:`playbooks`
+
+only_if
+``````````````
+
+poll
+``````````````
+:doc:`playbooks_async`
+
+register
+``````````````
+:doc:`playbooks_variables`
+:doc:`playbooks_loops`
+
+remote_user
+``````````````
+:doc:`playbooks`
+
+retries
+``````````````
+:doc:`playbooks_loops`
+
+sudo
+``````````````
+
+sudo_user
+``````````````
+
+sudo_pass
+``````````````
+
+tags
+``````````````
+:doc:`playbooks_tags`
+
+transport
+``````````````
+:doc:`playbooks_delegation`
+
+until
+``````````````
+:doc:`playbooks_loops`
+
+when
+``````````````
+:doc:`playbooks_conditionals`
+
+with_dnstext
+``````````````
+:doc:`playbooks_loops`
+
+with_env
+``````````````
+:doc:`playbooks_loops`
+
+with_file
+``````````````
+:doc:`playbooks_loops`
+
+with_fileglob
+``````````````
+:doc:`playbooks_loops`
+
+with_first_found
+````````````````
+:doc:`playbooks_loops`
+
+with_flattened
+``````````````
+:doc:`playbooks_loops`
+
+with_indexed_items
+``````````````````
+:doc:`playbooks_loops`
+
+with_inventory_hostnames
+````````````````````````
+:doc:`playbooks_loops`
+
+with_items
+``````````````
+:doc:`playbooks_loops`
+
+with_lines
+``````````````
+:doc:`playbooks_loops`
+
+with_nested
+``````````````
+:doc:`playbooks_loops`
+
+with_password
+``````````````
+:doc:`playbooks_loops`
+
+with_pipe
+``````````````
+:doc:`playbooks_loops`
+
+with_random_choice
+``````````````````
+:doc:`playbooks_loops`
+
+with_redis_kv
+``````````````
+:doc:`playbooks_loops`
+
+with_sequence
+``````````````
+:doc:`playbooks_loops`
+
+with_subelements
+````````````````
+:doc:`playbooks_loops`
+
+with_template
+``````````````
+:doc:`playbooks_loops`
+
+with_together
+``````````````
+:doc:`playbooks_loops`
+
+.. seealso::
+
+   :doc:`playbooks`
+       An introduction to playbooks
+   :doc:`playbooks_roles`
+       Playbook organization by roles
+   :doc:`playbooks_best_practices`
+       Best practices in playbooks
+   :doc:`playbooks_conditionals`
+       Conditional statements in playbooks
+   :doc:`playbooks_variables`
+       All about variables
+   `User Mailing List <http://groups.google.com/group/ansible-devel>`_
+       Have a question?  Stop by the google group!
+   `irc.freenode.net <http://irc.freenode.net>`_
+       #ansible IRC chat channel
+
+