From 15d730f3aec1f579dbd3cc5310264c68eb78e242 Mon Sep 17 00:00:00 2001 From: Kenny Woodson Date: Mon, 28 Mar 2016 17:44:48 -0400 Subject: Moving generation of ansible module side by side with module. --- roles/lib_openshift_api/library/oc_service.py | 378 -------------------------- 1 file changed, 378 deletions(-) delete mode 100644 roles/lib_openshift_api/library/oc_service.py (limited to 'roles/lib_openshift_api/library/oc_service.py') diff --git a/roles/lib_openshift_api/library/oc_service.py b/roles/lib_openshift_api/library/oc_service.py deleted file mode 100644 index e7bd2514e..000000000 --- a/roles/lib_openshift_api/library/oc_service.py +++ /dev/null @@ -1,378 +0,0 @@ -#!/usr/bin/env python -''' - OpenShiftCLI class that wraps the oc commands in a subprocess -''' -import atexit -import json -import os -import shutil -import subprocess -import yaml - -class OpenShiftCLI(object): - ''' Class to wrap the oc command line tools ''' - def __init__(self, - namespace, - kubeconfig='/etc/origin/master/admin.kubeconfig', - verbose=False): - ''' Constructor for OpenshiftOC ''' - self.namespace = namespace - self.verbose = verbose - self.kubeconfig = kubeconfig - - def replace(self, fname, force=False): - '''return all pods ''' - cmd = ['replace', '-f', fname] - if force: - cmd = ['replace', '--force', '-f', fname] - return self.oc_cmd(cmd) - - def create(self, fname): - '''return all pods ''' - return self.oc_cmd(['create', '-f', fname, '-n', self.namespace]) - - def delete(self, resource, rname): - '''return all pods ''' - return self.oc_cmd(['delete', resource, rname, '-n', self.namespace]) - - def get(self, resource, rname=None): - '''return a secret by name ''' - cmd = ['get', resource, '-o', 'json', '-n', self.namespace] - if rname: - cmd.append(rname) - - rval = self.oc_cmd(cmd, output=True) - - # Ensure results are retuned in an array - if rval.has_key('items'): - rval['results'] = rval['items'] - elif not isinstance(rval['results'], list): - rval['results'] = [rval['results']] - - return rval - - def oc_cmd(self, cmd, output=False): - '''Base command for oc ''' - #cmds = ['/usr/bin/oc', '--config', self.kubeconfig] - cmds = ['/usr/bin/oc'] - cmds.extend(cmd) - - results = '' - - if self.verbose: - print ' '.join(cmds) - - proc = subprocess.Popen(cmds, - stdout=subprocess.PIPE, - stderr=subprocess.PIPE, - env={'KUBECONFIG': self.kubeconfig}) - proc.wait() - if proc.returncode == 0: - if output: - try: - results = json.loads(proc.stdout.read()) - except ValueError as err: - if "No JSON object could be decoded" in err.message: - results = err.message - - if self.verbose: - print proc.stderr.read() - print results - print - - return {"returncode": proc.returncode, "results": results} - - return {"returncode": proc.returncode, - "stderr": proc.stderr.read(), - "stdout": proc.stdout.read(), - "results": {} - } - -class Utils(object): - ''' utilities for openshiftcli modules ''' - @staticmethod - def create_file(rname, data, ftype=None): - ''' create a file in tmp with name and contents''' - path = os.path.join('/tmp', rname) - with open(path, 'w') as fds: - if ftype == 'yaml': - fds.write(yaml.dump(data, default_flow_style=False)) - - elif ftype == 'json': - fds.write(json.dumps(data)) - else: - fds.write(data) - - # Register cleanup when module is done - atexit.register(Utils.cleanup, [path]) - return path - - @staticmethod - def create_files_from_contents(data): - '''Turn an array of dict: filename, content into a files array''' - files = [] - - for sfile in data: - path = Utils.create_file(sfile['path'], sfile['content']) - files.append(path) - - return files - - @staticmethod - def cleanup(files): - '''Clean up on exit ''' - for sfile in files: - if os.path.exists(sfile): - if os.path.isdir(sfile): - shutil.rmtree(sfile) - elif os.path.isfile(sfile): - os.remove(sfile) - - - @staticmethod - def exists(results, _name): - ''' Check to see if the results include the name ''' - if not results: - return False - - - if Utils.find_result(results, _name): - return True - - return False - - @staticmethod - def find_result(results, _name): - ''' Find the specified result by name''' - rval = None - for result in results: - if result.has_key('metadata') and result['metadata']['name'] == _name: - rval = result - break - - return rval - - @staticmethod - def get_resource_file(sfile, sfile_type='yaml'): - ''' return the service file ''' - contents = None - with open(sfile) as sfd: - contents = sfd.read() - - if sfile_type == 'yaml': - contents = yaml.load(contents) - elif sfile_type == 'json': - contents = json.loads(contents) - - return contents - - # Disabling too-many-branches. This is a yaml dictionary comparison function - # pylint: disable=too-many-branches,too-many-return-statements - @staticmethod - def check_def_equal(user_def, result_def, debug=False): - ''' Given a user defined definition, compare it with the results given back by our query. ''' - - # Currently these values are autogenerated and we do not need to check them - skip = ['creationTimestamp', 'selfLink', 'resourceVersion', 'uid', 'namespace'] - - for key, value in result_def.items(): - if key in skip: - continue - - # Both are lists - if isinstance(value, list): - if not isinstance(user_def[key], list): - return False - - # lists should be identical - if value != user_def[key]: - return False - - # recurse on a dictionary - elif isinstance(value, dict): - if not isinstance(user_def[key], dict): - if debug: - print "dict returned false not instance of dict" - return False - - # before passing ensure keys match - api_values = set(value.keys()) - set(skip) - user_values = set(user_def[key].keys()) - set(skip) - if api_values != user_values: - if debug: - print api_values - print user_values - print "keys are not equal in dict" - return False - - result = Utils.check_def_equal(user_def[key], value, debug=debug) - if not result: - if debug: - print "dict returned false" - return False - - # Verify each key, value pair is the same - else: - if not user_def.has_key(key) or value != user_def[key]: - if debug: - print "value not equal; user_def does not have key" - print value - print user_def[key] - return False - - return True - -class Service(OpenShiftCLI): - ''' Class to wrap the oc command line tools - ''' - def __init__(self, - namespace, - service_name=None, - kubeconfig='/etc/origin/master/admin.kubeconfig', - verbose=False): - ''' Constructor for OpenshiftOC ''' - super(Service, self).__init__(namespace, kubeconfig) - self.namespace = namespace - self.name = service_name - self.verbose = verbose - self.kubeconfig = kubeconfig - - def create_service(self, sfile): - ''' create the service ''' - return self.create(sfile) - - def get_services(self): - '''return a secret by name ''' - return self.get('services', self.name) - - def delete_service(self): - '''return all pods ''' - return self.delete('service', self.name) - - def update_service(self, sfile, force=False): - '''run update service - - This receives a list of file names and converts it into a secret. - The secret is then written to disk and passed into the `oc replace` command. - ''' - return self.replace(sfile, force=force) - - -# pylint: disable=too-many-branches -def main(): - ''' - ansible oc module for services - ''' - - module = AnsibleModule( - argument_spec=dict( - kubeconfig=dict(default='/etc/origin/master/admin.kubeconfig', type='str'), - state=dict(default='present', type='str', - choices=['present', 'absent', 'list']), - debug=dict(default=False, type='bool'), - namespace=dict(default='default', type='str'), - name=dict(default=None, type='str'), - service_file=dict(default=None, type='str'), - input_type=dict(default='yaml', - choices=['json', 'yaml'], - type='str'), - delete_after=dict(default=False, type='bool'), - contents=dict(default=None, type='list'), - force=dict(default=False, type='bool'), - ), - mutually_exclusive=[["contents", "service_file"]], - - supports_check_mode=True, - ) - occmd = Service(module.params['namespace'], - module.params['name'], - kubeconfig=module.params['kubeconfig'], - verbose=module.params['debug']) - - state = module.params['state'] - - api_rval = occmd.get_services() - - ##### - # Get - ##### - if state == 'list': - module.exit_json(changed=False, results=api_rval['results'], state="list") - - if not module.params['name']: - module.fail_json(msg='Please specify a name when state is absent|present.') - ######## - # Delete - ######## - if state == 'absent': - if not Utils.exists(api_rval['results'], module.params['name']): - module.exit_json(changed=False, state="absent") - - if module.check_mode: - module.exit_json(change=False, msg='Would have performed a delete.') - - api_rval = occmd.delete_service() - module.exit_json(changed=True, results=api_rval, state="absent") - - - if state == 'present': - if module.params['service_file']: - sfile = module.params['service_file'] - elif module.params['contents']: - sfile = Utils.create_files_from_contents(module.params['contents']) - else: - module.fail_json(msg='Either specify files or contents.') - - ######## - # Create - ######## - if not Utils.exists(api_rval['results'], module.params['name']): - - if module.check_mode: - module.exit_json(change=False, msg='Would have performed a create.') - - api_rval = occmd.create_service(sfile) - - # Remove files - if sfile and module.params['delete_after']: - Utils.cleanup([sfile]) - - module.exit_json(changed=True, results=api_rval, state="present") - - ######## - # Update - ######## - sfile_contents = Utils.get_resource_file(sfile, module.params['input_type']) - if Utils.check_def_equal(sfile_contents, api_rval['results'][0]): - - # Remove files - if module.params['service_file'] and module.params['delete_after']: - Utils.cleanup([sfile]) - - module.exit_json(changed=False, results=api_rval['results'][0], state="present") - - if module.check_mode: - module.exit_json(change=False, msg='Would have performed an update.') - - api_rval = occmd.update_service(sfile, force=module.params['force']) - - # Remove files - if sfile and module.params['delete_after']: - Utils.cleanup([sfile]) - - if api_rval['returncode'] != 0: - module.fail_json(msg=api_rval) - - - module.exit_json(changed=True, results=api_rval, state="present") - - module.exit_json(failed=True, - changed=False, - results='Unknown state passed. %s' % state, - state="unknown") - -# pylint: disable=redefined-builtin, unused-wildcard-import, wildcard-import, locally-disabled -# import module snippets. This are required -from ansible.module_utils.basic import * - -main() -- cgit v1.2.3