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Viewing changes to hooks/buildbot-relation-changed

  • Committer: Francesco Banconi
  • Date: 2012-02-07 14:37:13 UTC
  • mfrom: (11.1.8 dynamic-relationship)
  • Revision ID: francesco.banconi@canonical.com-20120207143713-7ycviq0xpp8roffy
Merged branch dynamic-relationship and added cleanup fixes.

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hooks/buildbot-relation-changed
 
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#!/usr/bin/env python
 
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# Copyright 2012 Canonical Ltd.  This software is licensed under the
 
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# GNU Affero General Public License version 3 (see the file LICENSE).
 
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from helpers import (
 
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    log,
 
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    relation_get,
 
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    relation_set,
 
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    )
 
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from local import (
 
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    buildbot_reconfig,
 
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    generate_string,
 
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    slave_json,
 
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    )
 
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def get_or_create(key, prefix=''):
 
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    log("Retrieving {}.".format(key))
 
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    value = relation_get(key)
 
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    if not value:
 
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        log("Generating {}.".format(key))
 
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        value = generate_string(prefix)
 
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    log("{}: {}".format(key, value))
 
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    return value
 
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def update_slave_json(builders, name, passwd):
 
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    slave_info = slave_json.get()
 
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    slave_info[name] = (passwd, builders)
 
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    slave_json.set(slave_info)
 
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def main():
 
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    log("Retrieving builders.")
 
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    builders = filter(
 
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        None,
 
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        (b.strip() for b in relation_get('builders').split(',')))
 
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    log("builders: {}".format(builders))
 
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    name = get_or_create('name', prefix='slave-')
 
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    passwd = get_or_create('passwd')
 
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    update_slave_json(builders, name, passwd)
 
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    log("Reconfiguring buildbot.")
 
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    buildbot_reconfig()
 
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    log("Sending name and password to the slave.")
 
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    relation_set(name=name, passwd=passwd)
 
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if __name__ == '__main__':
 
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    log('BUILDBOT-RELATION-CHANGED HOOK:')
 
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    main()