Ansible源码分析之svn模块
def main():module = AnsibleModule(
argument_spec=dict(
dest=dict(required=True),
repo=dict(required=True, aliases=['name', 'repository']),
revision=dict(default='HEAD', aliases=['rev', 'version']),
force=dict(default='no', type='bool'),
username=dict(required=False),
password=dict(required=False),
executable=dict(default=None),
export=dict(default=False, required=False, type='bool'),
),
supports_check_mode=True
)
dest = os.path.expanduser(module.params['dest'])
repo = module.params['repo']
revision = module.params['revision']
force = module.params['force']
username = module.params['username']
password = module.params['password']
svn_path = module.params['executable'] or module.get_bin_path('svn', True)
export = module.params['export']
os.environ['LANG'] = 'C'
svn = Subversion(module, dest, repo, revision, username, password, svn_path)
if export or not os.path.exists(dest):
before = None
local_mods = False
if module.check_mode:
module.exit_json(changed=True)
if not export:
svn.checkout()
else:
svn.export(force=force)
elif os.path.exists("%s/.svn" % (dest, )):
# Order matters. Need to get local mods before switch to avoid false
# positives. Need to switch before revert to ensure we are reverting to
# correct repo.
if module.check_mode:
check, before, after = svn.needs_update()
module.exit_json(changed=check, before=before, after=after)
before = svn.get_revision()
local_mods = svn.has_local_mods()
svn.switch()
if local_mods:
if force:
svn.revert()
else:
module.fail_json(msg="ERROR: modified files exist in the repository.")
svn.update()
else:
module.fail_json(msg="ERROR: %s folder already exists, but its not a subversion repository." % (dest, ))
if export:
module.exit_json(changed=True)
else:
after = svn.get_revision()
changed = before != after or local_mods
module.exit_json(changed=changed, before=before, after=after)
# import module snippets
from ansible.module_utils.basic import *
main()
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