Remove zuul 2.5 specific files

zuul/executor/ansiblelaunchserver.py has been superseeded by
zuul/executor/server.py. zuul_afs was needed in zuul tree for 2.5 but
for 3 can just go in a role in zuul-jobs.

Change-Id: I7b8efeaa2fef32ca24d639e00a2e48a94634d3b4

zuul/ansible/library/zuul_afs.py

@@ -1,122 +0,0 @@
-#!/usr/bin/python
-
-# Copyright (c) 2016 Red Hat
-#
-# This module is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This software is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this software.  If not, see <http://www.gnu.org/licenses/>.
-
-import os
-import subprocess
-
-
-def afs_sync(afsuser, afskeytab, afsroot, afssource, afstarget):
-    # Find the list of root markers in the just-completed build
-    # (usually there will only be one, but some builds produce content
-    # at the root *and* at a tag location, or possibly at multiple
-    # translation roots).
-    src_root_markers = []
-    for root, dirnames, filenames in os.walk(afssource):
-        if '.root-marker' in filenames:
-            src_root_markers.append(root)
-
-    output_blocks = []
-    # Synchronize the content at each root marker.
-    for root_count, src_root in enumerate(src_root_markers):
-        # The component of the path between the source root and the
-        # current source root marker.  May be '.' if there is a marker
-        # at the root.
-        subpath = os.path.relpath(src_root, afssource)
-
-        # Add to our debugging output
-        output = dict(subpath=subpath)
-        output_blocks.append(output)
-
-        # The absolute path to the source (in staging) and destination
-        # (in afs) of the build root for the current root marker.
-        subsource = os.path.abspath(os.path.join(afssource, subpath))
-        subtarget = os.path.abspath(os.path.join(afstarget, subpath))
-
-        # Create a filter list for rsync so that we copy exactly the
-        # directories we want to without deleting any existing
-        # directories in the published site that were placed there by
-        # previous builds.
-
-        # Exclude any directories under this subpath which have root
-        # markers.
-        excludes = []
-        for root, dirnames, filenames in os.walk(subtarget):
-            if '.root-marker' in filenames:
-                exclude_subpath = os.path.relpath(root, subtarget)
-                if exclude_subpath == '.':
-                    continue
-                excludes.append(os.path.join('/', exclude_subpath))
-        output['excludes'] = excludes
-
-        filter_file = os.path.join(afsroot, 'filter_%i' % root_count)
-
-        with open(filter_file, 'w') as f:
-            for exclude in excludes:
-                f.write('- %s\n' % exclude)
-
-        # Perform the rsync with the filter list.
-        rsync_cmd = ' '.join([
-            '/usr/bin/rsync', '-rtp', '--safe-links', '--delete-after',
-            "--out-format='<<CHANGED>>%i %n%L'",
-            "--filter='merge {filter}'", '{src}/', '{dst}/',
-        ])
-        mkdir_cmd = ' '.join(['mkdir', '-p', '{dst}/'])
-        bash_cmd = ' '.join([
-            '/bin/bash', '-c', '"{mkdir_cmd} && {rsync_cmd}"'
-        ]).format(
-            mkdir_cmd=mkdir_cmd,
-            rsync_cmd=rsync_cmd)
-
-        k5start_cmd = ' '.join([
-            '/usr/bin/k5start', '-t', '-f', '{keytab}', '{user}', '--',
-            bash_cmd,
-        ])
-
-        shell_cmd = k5start_cmd.format(
-            src=subsource,
-            dst=subtarget,
-            filter=filter_file,
-            user=afsuser,
-            keytab=afskeytab),
-        output['source'] = subsource
-        output['destination'] = subtarget
-        output['output'] = subprocess.check_output(shell_cmd, shell=True)
-
-    return output_blocks
-
-
-def main():
-    module = AnsibleModule(
-        argument_spec=dict(
-            user=dict(required=True, type='raw'),
-            keytab=dict(required=True, type='raw'),
-            root=dict(required=True, type='raw'),
-            source=dict(required=True, type='raw'),
-            target=dict(required=True, type='raw'),
-        )
-    )
-
-    p = module.params
-    output = afs_sync(p['user'], p['keytab'], p['root'],
-                      p['source'], p['target'])
-    module.exit_json(changed=True, build_roots=output)
-
-from ansible.module_utils.basic import *  # noqa
-from ansible.module_utils.basic import AnsibleModule
-
-if __name__ == '__main__':
-    main()