Here you go... https://www.reddit.com/r/ansible/comments/di4o6h/how_to_break_the_loop/
On Thursday, December 11, 2014 at 10:41:55 AM UTC-5, Hugh Saunders wrote: > > Hi All, > I've been asking on IRC, twitter > <https://twitter.com/wherenow_hugh/status/543048678588829696>, and github > <https://github.com/ansible/ansible/issues/9782> about this and was asked > to post to the ML as well so here goes :) > > I would like to be able to exit a with_items loop based on the result of > the previous iteration. Think of it as a generalisation of > with_first_found. > > Two use cases: > > 1. I have a list of mirrors known to host file, I want to iterate over > that list until I successfully retrieve the file, then stop iterating. No > point in downloading the file multiple times. > 2. I have a git ref (branch/tag) and a list of mirrors of that repo ( > git.openstack.org, github.com), I want to resolve that ref to a SHA > without cloning the repo. Run git ls-remote via shell passing in each > remote url in turn until the ref is successfully resolved. No point in > resolving it twice. Note that for this use case I do not want to clone the > repo. > > I'm sure there are other situations where it would be useful to break out > of a loop. > > As explained in the issue, I can think of two ways of doing this, both > would require modifications to ansible: > > 1. Add previous_iteration variable for use in when clause, eg when: > previous_iteration | failed > 2. Allow registered variable to be used within a loop, eg when: > shell_result['results'][-1].rc != 0 > > > Thanks for any insight. > > -- > Hugh Saunders > -- You received this message because you are subscribed to the Google Groups "Ansible Project" group. To unsubscribe from this group and stop receiving emails from it, send an email to ansible-project+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/ansible-project/a15f0310-08e0-4805-a593-b90115b67a4b%40googlegroups.com.
