Tags in include and blocks

a.yml

# vim: noai:ts=2:sw=2:et
---
- name: "Test block tag include block tag"

  hosts: localhost
  connection: local
  gather_facts: no


  tasks:

    - debug: msg="always"
      tags: always

    - include: b.yml
      tags: t_incl_b

    - debug: msg="another tag"
      tags: t_another_tag

b.yml

# vim: noai:ts=2:sw=2:et
---

  - debug: msg="b.yml no tag"

  - debug: msg="tag t_b1"
    tags: t_b1

  - block:
    
    - debug: msg="inside b.yml t_b_block"
  
    - debug: msg="tag b2 inside block"
      tags: t_b2

    tags: t_b_block

output

#
#  tags are complex animals, you need to be carefuk with them - especially inside 'include:'
#


#
# What tags are available to us
#

$ ansible-playbook --list-tags a.yml
 [WARNING]: provided hosts list is empty, only localhost is available


playbook: a.yml

  play #1 (localhost): Test block tag include block tag	TAGS: []
      TASK TAGS: [always, t_another_tag, t_b1, t_b2, t_b_block, t_incl_b]



#
# run playbook, no tags selected/unselected
#

$ ansible-playbook a.yml 
 [WARNING]: provided hosts list is empty, only localhost is available


PLAY [Test block tag include block tag] ****************************************

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "always"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "b.yml no tag"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "tag t_b1"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "inside b.yml t_b_block"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "tag b2 inside block"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "another tag"
}

PLAY RECAP *********************************************************************
localhost                  : ok=6    changed=0    unreachable=0    failed=0   

 ------------------------------------------------------------------------ 0.01s

Playbook finished: Wed Jan 25 22:01:47 2017, 1 total tasks.  0:00:00 elapsed. 


#
# run playbook, select one tag inside include
#

$ ansible-playbook a.yml --tags=t_b1
 [WARNING]: provided hosts list is empty, only localhost is available


PLAY [Test block tag include block tag] ****************************************

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "always"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "tag t_b1"
}

PLAY RECAP *********************************************************************
localhost                  : ok=2    changed=0    unreachable=0    failed=0   

 ------------------------------------------------------------------------ 0.01s

Playbook finished: Wed Jan 25 22:02:07 2017, 1 total tasks.  0:00:00 elapsed. 


#
# run playbook - select tag inside a block which also has a tag
#
# NOTE: this ignores the block tag and only runs the selected tag!!
#

nick@nick-Lenovo-Z710:~/workspace/openstack/k5-infra2$ ansible-playbook a.yml --tags=t_b2
 [WARNING]: provided hosts list is empty, only localhost is available


PLAY [Test block tag include block tag] ****************************************

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "always"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "tag b2 inside block"
}

PLAY RECAP *********************************************************************
localhost                  : ok=2    changed=0    unreachable=0    failed=0   

 ------------------------------------------------------------------------ 0.02s

Playbook finished: Wed Jan 25 22:03:48 2017, 1 total tasks.  0:00:00 elapsed. 



#
#  run playbook, ignore the block in the include
#


$ ansible-playbook a.yml --skip-tags=t_b_block
 [WARNING]: provided hosts list is empty, only localhost is available


PLAY [Test block tag include block tag] ****************************************

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "always"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "b.yml no tag"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "tag t_b1"
}

TASK [debug] *******************************************************************
ok: [localhost] => {
    "msg": "another tag"
}

PLAY RECAP *********************************************************************
localhost                  : ok=4    changed=0    unreachable=0    failed=0   

 ------------------------------------------------------------------------ 0.02s

Playbook finished: Wed Jan 25 22:02:29 2017, 1 total tasks.  0:00:00 elapsed.