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Viewing changes to juju-deployer/deploy.py

  • Committer: Vincent Ladeuil
  • Date: 2014-06-04 09:28:06 UTC
  • mto: This revision was merged to the branch mainline in revision 533.
  • Revision ID: vila+ci@canonical.com-20140604092806-ugjw5ciqhv1t71w6
Create a version info file using the python format to start with.

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juju-deployer/deploy.py
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import bzrlib
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from bzrlib import (
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    builtins,
 
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    cmd_version_info,
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    plugin,
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    workingtree,
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)
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    os.environ['JUJU_REPOSITORY'] = repository
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def generate_version_info(path):
 
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    orig = sys.stdout
 
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    try:
 
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        with open(path, 'w') as f:
 
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            # Create a file containing the version info from the current
 
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            # working tree
 
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            cmd = cmd_version_info.cmd_version_info()
 
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            def redirect():
 
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                cmd.outf = f
 
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            # Shame that bzr doesn't provide a better way
 
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            cmd._setup_outf = redirect
 
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            cmd.run_argv_aliases(['--python'])
 
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    finally:
 
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        sys.stdout = orig
 
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def build_payload(path):
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    """Build the payload as a compressed tarball at the given path.
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        # We add some more files not under version control. As such, we don't
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        # include them in the sha1 (if they matter for the sha1, they should be
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        # under version control ;)
 
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        uploaded_version_info_path = './.uploaded_version_info'
 
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        generate_version_info(uploaded_version_info_path)
 
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        def reset_ids(tarinfo):
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            # We don't want to get the uid/gid from the uploader
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            tarinfo.uid = tarinfo.gid = 0
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            return tarinfo
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        with tarfile.open(ball.name, 'a') as tarball:
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            # We use relpaths below to mimick bzr's behavior building a tarball
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            # that can be extracted anywhere.
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            for added_path in ['./.bzrignore']:
 
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            # Always use relpaths below to mimick bzr's behavior building a
 
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            # tarball that can be extracted anywhere.
 
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            for added_path in [uploaded_version_info_path]:
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                tarball.add(added_path, filter=reset_ids)
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        # Finally, we compress the resulting tarball
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        with gzip.GzipFile(path, 'w') as gz, open(ball.name) as tarball:
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            gz.write(tarball.read())
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    return sha1.hexdigest()
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