diff options
Diffstat (limited to 'roles/lib_openshift/library')
| -rw-r--r-- | roles/lib_openshift/library/oc_route.py | 1518 |
1 files changed, 1518 insertions, 0 deletions
diff --git a/roles/lib_openshift/library/oc_route.py b/roles/lib_openshift/library/oc_route.py new file mode 100644 index 000000000..9efa6d0c7 --- /dev/null +++ b/roles/lib_openshift/library/oc_route.py @@ -0,0 +1,1518 @@ +#!/usr/bin/env python +# pylint: disable=missing-docstring +# ___ ___ _ _ ___ ___ _ _____ ___ ___ +# / __| __| \| | __| _ \ /_\_ _| __| \ +# | (_ | _|| .` | _|| / / _ \| | | _|| |) | +# \___|___|_|\_|___|_|_\/_/_\_\_|_|___|___/_ _____ +# | \ / _ \ | \| |/ _ \_ _| | __| \_ _|_ _| +# | |) | (_) | | .` | (_) || | | _|| |) | | | | +# |___/ \___/ |_|\_|\___/ |_| |___|___/___| |_| +# +# Copyright 2016 Red Hat, Inc. and/or its affiliates +# and other contributors as indicated by the @author tags. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +''' + OpenShiftCLI class that wraps the oc commands in a subprocess +''' +# pylint: disable=too-many-lines + + +import atexit +import json +import os +import re +import ruamel.yaml as yaml +import shutil +import subprocess +from ansible.module_utils.basic import AnsibleModule + +DOCUMENTATION = ''' +--- +module: yedit +short_description: Create, modify, and idempotently manage yaml files. +description: + - Modify yaml files programmatically. +options: + state: + description: + - State represents whether to create, modify, delete, or list + required: true + default: present + choices: ["present", "absent", "list"] + aliases: [] + kubeconfig: + description: + - The path for the kubeconfig file to use for authentication + required: false + default: /etc/origin/master/admin.kubeconfig + aliases: [] + debug: + description: + - Turn on debug output. + required: false + default: False + aliases: [] + name: + description: + - Name of the object that is being queried. + required: false + default: None + aliases: [] + namespace: + description: + - The namespace where the object lives. + required: false + default: str + aliases: [] + tls_termination: + description: + - The options for termination. e.g. reencrypt + required: false + default: None + aliases: [] + dest_cacert_path: + description: + - The path to the dest_cacert + required: false + default: None + aliases: [] + cacert_path: + description: + - The path to the cacert + required: false + default: None + aliases: [] + cert_path: + description: + - The path to the cert + required: false + default: None + aliases: [] + key_path: + description: + - The path to the key + required: false + default: None + aliases: [] + dest_cacert_content: + description: + - The dest_cacert content + required: false + default: None + aliases: [] + cacert_content: + description: + - The cacert content + required: false + default: None + aliases: [] + cert_content: + description: + - The cert content + required: false + default: None + aliases: [] + service_name: + description: + - The name of the service that this route points to. + required: false + default: None + aliases: [] + host: + description: + - The host that the route will use. e.g. myapp.x.y.z + required: false + default: None + aliases: [] +author: +- "Kenny Woodson <kwoodson@redhat.com>" +extends_documentation_fragment: [] +''' + +EXAMPLES = ''' +- name: Configure certificates for reencrypt route + oc_route: + name: myapproute + namespace: awesomeapp + cert_path: "/etc/origin/master/named_certificates/myapp_cert + key_path: "/etc/origin/master/named_certificates/myapp_key + cacert_path: "/etc/origin/master/named_certificates/myapp_cacert + dest_cacert_content: "{{ dest_cacert_content }}" + service_name: myapp_php + host: myapp.awesomeapp.openshift.com + tls_termination: reencrypt + run_once: true +''' +''' + OpenShiftCLI class that wraps the oc commands in a subprocess +''' +# pylint: disable=too-many-lines + + +class OpenShiftCLIError(Exception): + '''Exception class for openshiftcli''' + pass + + +# pylint: disable=too-few-public-methods +class OpenShiftCLI(object): + ''' Class to wrap the command line tools ''' + def __init__(self, + namespace, + kubeconfig='/etc/origin/master/admin.kubeconfig', + verbose=False, + all_namespaces=False): + ''' Constructor for OpenshiftCLI ''' + self.namespace = namespace + self.verbose = verbose + self.kubeconfig = kubeconfig + self.all_namespaces = all_namespaces + + # Pylint allows only 5 arguments to be passed. + # pylint: disable=too-many-arguments + def _replace_content(self, resource, rname, content, force=False, sep='.'): + ''' replace the current object with the content ''' + res = self._get(resource, rname) + if not res['results']: + return res + + fname = '/tmp/%s' % rname + yed = Yedit(fname, res['results'][0], separator=sep) + changes = [] + for key, value in content.items(): + changes.append(yed.put(key, value)) + + if any([change[0] for change in changes]): + yed.write() + + atexit.register(Utils.cleanup, [fname]) + + return self._replace(fname, force) + + return {'returncode': 0, 'updated': False} + + def _replace(self, fname, force=False): + '''return all pods ''' + cmd = ['-n', self.namespace, 'replace', '-f', fname] + if force: + cmd.append('--force') + return self.openshift_cmd(cmd) + + def _create_from_content(self, rname, content): + '''return all pods ''' + fname = '/tmp/%s' % rname + yed = Yedit(fname, content=content) + yed.write() + + atexit.register(Utils.cleanup, [fname]) + + return self._create(fname) + + def _create(self, fname): + '''return all pods ''' + return self.openshift_cmd(['create', '-f', fname, '-n', self.namespace]) + + def _delete(self, resource, rname, selector=None): + '''return all pods ''' + cmd = ['delete', resource, rname, '-n', self.namespace] + if selector: + cmd.append('--selector=%s' % selector) + + return self.openshift_cmd(cmd) + + def _process(self, template_name, create=False, params=None, template_data=None): # noqa: E501 + '''return all pods ''' + cmd = ['process', '-n', self.namespace] + if template_data: + cmd.extend(['-f', '-']) + else: + cmd.append(template_name) + if params: + param_str = ["%s=%s" % (key, value) for key, value in params.items()] + cmd.append('-v') + cmd.extend(param_str) + + results = self.openshift_cmd(cmd, output=True, input_data=template_data) + + if results['returncode'] != 0 or not create: + return results + + fname = '/tmp/%s' % template_name + yed = Yedit(fname, results['results']) + yed.write() + + atexit.register(Utils.cleanup, [fname]) + + return self.openshift_cmd(['-n', self.namespace, 'create', '-f', fname]) + + def _get(self, resource, rname=None, selector=None): + '''return a resource by name ''' + cmd = ['get', resource] + if selector: + cmd.append('--selector=%s' % selector) + if self.all_namespaces: + cmd.extend(['--all-namespaces']) + elif self.namespace: + cmd.extend(['-n', self.namespace]) + + cmd.extend(['-o', 'json']) + + if rname: + cmd.append(rname) + + rval = self.openshift_cmd(cmd, output=True) + + # Ensure results are retuned in an array + if 'items' in rval: + rval['results'] = rval['items'] + elif not isinstance(rval['results'], list): + rval['results'] = [rval['results']] + + return rval + + def _schedulable(self, node=None, selector=None, schedulable=True): + ''' perform oadm manage-node scheduable ''' + cmd = ['manage-node'] + if node: + cmd.extend(node) + else: + cmd.append('--selector=%s' % selector) + + cmd.append('--schedulable=%s' % schedulable) + + return self.openshift_cmd(cmd, oadm=True, output=True, output_type='raw') # noqa: E501 + + def _list_pods(self, node=None, selector=None, pod_selector=None): + ''' perform oadm manage-node evacuate ''' + cmd = ['manage-node'] + if node: + cmd.extend(node) + else: + cmd.append('--selector=%s' % selector) + + if pod_selector: + cmd.append('--pod-selector=%s' % pod_selector) + + cmd.extend(['--list-pods', '-o', 'json']) + + return self.openshift_cmd(cmd, oadm=True, output=True, output_type='raw') + + # pylint: disable=too-many-arguments + def _evacuate(self, node=None, selector=None, pod_selector=None, dry_run=False, grace_period=None, force=False): + ''' perform oadm manage-node evacuate ''' + cmd = ['manage-node'] + if node: + cmd.extend(node) + else: + cmd.append('--selector=%s' % selector) + + if dry_run: + cmd.append('--dry-run') + + if pod_selector: + cmd.append('--pod-selector=%s' % pod_selector) + + if grace_period: + cmd.append('--grace-period=%s' % int(grace_period)) + + if force: + cmd.append('--force') + + cmd.append('--evacuate') + + return self.openshift_cmd(cmd, oadm=True, output=True, output_type='raw') + + def _import_image(self, url=None, name=None, tag=None): + ''' perform image import ''' + cmd = ['import-image'] + + image = '{0}'.format(name) + if tag: + image += ':{0}'.format(tag) + + cmd.append(image) + + if url: + cmd.append('--from={0}/{1}'.format(url, image)) + + cmd.append('-n{0}'.format(self.namespace)) + + cmd.append('--confirm') + return self.openshift_cmd(cmd) + + # pylint: disable=too-many-arguments + def openshift_cmd(self, cmd, oadm=False, output=False, output_type='json', input_data=None): + '''Base command for oc ''' + cmds = [] + if oadm: + cmds = ['/usr/bin/oadm'] + else: + cmds = ['/usr/bin/oc'] + + cmds.extend(cmd) + + rval = {} + results = '' + err = None + + if self.verbose: + print ' '.join(cmds) + + proc = subprocess.Popen(cmds, + stdin=subprocess.PIPE, + stdout=subprocess.PIPE, + stderr=subprocess.PIPE, + env={'KUBECONFIG': self.kubeconfig}) + + stdout, stderr = proc.communicate(input_data) + rval = {"returncode": proc.returncode, + "results": results, + "cmd": ' '.join(cmds)} + + if proc.returncode == 0: + if output: + if output_type == 'json': + try: + rval['results'] = json.loads(stdout) + except ValueError as err: + if "No JSON object could be decoded" in err.message: + err = err.message + elif output_type == 'raw': + rval['results'] = stdout + + if self.verbose: + print stdout + print stderr + + if err: + rval.update({"err": err, + "stderr": stderr, + "stdout": stdout, + "cmd": cmds}) + + else: + rval.update({"stderr": stderr, + "stdout": stdout, + "results": {}}) + + return rval + + +class Utils(object): + ''' utilities for openshiftcli modules ''' + @staticmethod + def create_file(rname, data, ftype='yaml'): + ''' 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, Dumper=yaml.RoundTripDumper)) + + 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(content, content_type=None): + '''Turn an array of dict: filename, content into a files array''' + if not isinstance(content, list): + content = [content] + files = [] + for item in content: + path = Utils.create_file(item['path'], item['data'], ftype=content_type) + files.append({'name': os.path.basename(path), 'path': 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 'metadata' in result 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, yaml.RoundTripLoader) + 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,too-many-statements + @staticmethod + def check_def_equal(user_def, result_def, skip_keys=None, 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 = ['metadata', 'status'] + if skip_keys: + skip.extend(skip_keys) + + for key, value in result_def.items(): + if key in skip: + continue + + # Both are lists + if isinstance(value, list): + if key not in user_def: + if debug: + print 'User data does not have key [%s]' % key + print 'User data: %s' % user_def + return False + + if not isinstance(user_def[key], list): + if debug: + print 'user_def[key] is not a list key=[%s] user_def[key]=%s' % (key, user_def[key]) + return False + + if len(user_def[key]) != len(value): + if debug: + print "List lengths are not equal." + print "key=[%s]: user_def[%s] != value[%s]" % (key, len(user_def[key]), len(value)) + print "user_def: %s" % user_def[key] + print "value: %s" % value + return False + + for values in zip(user_def[key], value): + if isinstance(values[0], dict) and isinstance(values[1], dict): + if debug: + print 'sending list - list' + print type(values[0]) + print type(values[1]) + result = Utils.check_def_equal(values[0], values[1], skip_keys=skip_keys, debug=debug) + if not result: + print 'list compare returned false' + return False + + elif value != user_def[key]: + if debug: + print 'value should be identical' + print value + print user_def[key] + return False + + # recurse on a dictionary + elif isinstance(value, dict): + if key not in user_def: + if debug: + print "user_def does not have key [%s]" % key + return False + 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 "keys are not equal in dict" + print api_values + print user_values + return False + + result = Utils.check_def_equal(user_def[key], value, skip_keys=skip_keys, debug=debug) + if not result: + if debug: + print "dict returned false" + print result + return False + + # Verify each key, value pair is the same + else: + if key not in user_def or value != user_def[key]: + if debug: + print "value not equal; user_def does not have key" + print key + print value + if key in user_def: + print user_def[key] + return False + + if debug: + print 'returning true' + return True + + +class OpenShiftCLIConfig(object): + '''Generic Config''' + def __init__(self, rname, namespace, kubeconfig, options): + self.kubeconfig = kubeconfig + self.name = rname + self.namespace = namespace + self._options = options + + @property + def config_options(self): + ''' return config options ''' + return self._options + + def to_option_list(self): + '''return all options as a string''' + return self.stringify() + + def stringify(self): + ''' return the options hash as cli params in a string ''' + rval = [] + for key, data in self.config_options.items(): + if data['include'] \ + and (data['value'] or isinstance(data['value'], int)): + rval.append('--%s=%s' % (key.replace('_', '-'), data['value'])) + + return rval + + +class YeditException(Exception): + ''' Exception class for Yedit ''' + pass + + +class Yedit(object): + ''' Class to modify yaml files ''' + re_valid_key = r"(((\[-?\d+\])|([0-9a-zA-Z%s/_-]+)).?)+$" + re_key = r"(?:\[(-?\d+)\])|([0-9a-zA-Z%s/_-]+)" + com_sep = set(['.', '#', '|', ':']) + + # pylint: disable=too-many-arguments + def __init__(self, + filename=None, + content=None, + content_type='yaml', + separator='.', + backup=False): + self.content = content + self._separator = separator + self.filename = filename + self.__yaml_dict = content + self.content_type = content_type + self.backup = backup + self.load(content_type=self.content_type) + if self.__yaml_dict is None: + self.__yaml_dict = {} + + @property + def separator(self): + ''' getter method for yaml_dict ''' + return self._separator + + @separator.setter + def separator(self): + ''' getter method for yaml_dict ''' + return self._separator + + @property + def yaml_dict(self): + ''' getter method for yaml_dict ''' + return self.__yaml_dict + + @yaml_dict.setter + def yaml_dict(self, value): + ''' setter method for yaml_dict ''' + self.__yaml_dict = value + + @staticmethod + def parse_key(key, sep='.'): + '''parse the key allowing the appropriate separator''' + common_separators = list(Yedit.com_sep - set([sep])) + return re.findall(Yedit.re_key % ''.join(common_separators), key) + + @staticmethod + def valid_key(key, sep='.'): + '''validate the incoming key''' + common_separators = list(Yedit.com_sep - set([sep])) + if not re.match(Yedit.re_valid_key % ''.join(common_separators), key): + return False + + return True + + @staticmethod + def remove_entry(data, key, sep='.'): + ''' remove data at location key ''' + if key == '' and isinstance(data, dict): + data.clear() + return True + elif key == '' and isinstance(data, list): + del data[:] + return True + + if not (key and Yedit.valid_key(key, sep)) and \ + isinstance(data, (list, dict)): + return None + + key_indexes = Yedit.parse_key(key, sep) + for arr_ind, dict_key in key_indexes[:-1]: + if dict_key and isinstance(data, dict): + data = data.get(dict_key, None) + elif (arr_ind and isinstance(data, list) and + int(arr_ind) <= len(data) - 1): + data = data[int(arr_ind)] + else: + return None + + # process last index for remove + # expected list entry + if key_indexes[-1][0]: + if isinstance(data, list) and int(key_indexes[-1][0]) <= len(data) - 1: # noqa: E501 + del data[int(key_indexes[-1][0])] + return True + + # expected dict entry + elif key_indexes[-1][1]: + if isinstance(data, dict): + del data[key_indexes[-1][1]] + return True + + @staticmethod + def add_entry(data, key, item=None, sep='.'): + ''' Get an item from a dictionary with key notation a.b.c + d = {'a': {'b': 'c'}}} + key = a#b + return c + ''' + if key == '': + pass + elif (not (key and Yedit.valid_key(key, sep)) and + isinstance(data, (list, dict))): + return None + + key_indexes = Yedit.parse_key(key, sep) + for arr_ind, dict_key in key_indexes[:-1]: + if dict_key: + if isinstance(data, dict) and dict_key in data and data[dict_key]: # noqa: E501 + data = data[dict_key] + continue + + elif data and not isinstance(data, dict): + return None + + data[dict_key] = {} + data = data[dict_key] + + elif (arr_ind and isinstance(data, list) and + int(arr_ind) <= len(data) - 1): + data = data[int(arr_ind)] + else: + return None + + if key == '': + data = item + + # process last index for add + # expected list entry + elif key_indexes[-1][0] and isinstance(data, list) and int(key_indexes[-1][0]) <= len(data) - 1: # noqa: E501 + data[int(key_indexes[-1][0])] = item + + # expected dict entry + elif key_indexes[-1][1] and isinstance(data, dict): + data[key_indexes[-1][1]] = item + + return data + + @staticmethod + def get_entry(data, key, sep='.'): + ''' Get an item from a dictionary with key notation a.b.c + d = {'a': {'b': 'c'}}} + key = a.b + return c + ''' + if key == '': + pass + elif (not (key and Yedit.valid_key(key, sep)) and + isinstance(data, (list, dict))): + return None + + key_indexes = Yedit.parse_key(key, sep) + for arr_ind, dict_key in key_indexes: + if dict_key and isinstance(data, dict): + data = data.get(dict_key, None) + elif (arr_ind and isinstance(data, list) and + int(arr_ind) <= len(data) - 1): + data = data[int(arr_ind)] + else: + return None + + return data + + def write(self): + ''' write to file ''' + if not self.filename: + raise YeditException('Please specify a filename.') + + if self.backup and self.file_exists(): + shutil.copy(self.filename, self.filename + '.orig') + + tmp_filename = self.filename + '.yedit' + with open(tmp_filename, 'w') as yfd: + # pylint: disable=no-member + if hasattr(self.yaml_dict, 'fa'): + self.yaml_dict.fa.set_block_style() + + yfd.write(yaml.dump(self.yaml_dict, Dumper=yaml.RoundTripDumper)) + + os.rename(tmp_filename, self.filename) + + return (True, self.yaml_dict) + + def read(self): + ''' read from file ''' + # check if it exists + if self.filename is None or not self.file_exists(): + return None + + contents = None + with open(self.filename) as yfd: + contents = yfd.read() + + return contents + + def file_exists(self): + ''' return whether file exists ''' + if os.path.exists(self.filename): + return True + + return False + + def load(self, content_type='yaml'): + ''' return yaml file ''' + contents = self.read() + + if not contents and not self.content: + return None + + if self.content: + if isinstance(self.content, dict): + self.yaml_dict = self.content + return self.yaml_dict + elif isinstance(self.content, str): + contents = self.content + + # check if it is yaml + try: + if content_type == 'yaml' and contents: + self.yaml_dict = yaml.load(contents, yaml.RoundTripLoader) + # pylint: disable=no-member + if hasattr(self.yaml_dict, 'fa'): + self.yaml_dict.fa.set_block_style() + elif content_type == 'json' and contents: + self.yaml_dict = json.loads(contents) + except yaml.YAMLError as err: + # Error loading yaml or json + raise YeditException('Problem with loading yaml file. %s' % err) + + return self.yaml_dict + + def get(self, key): + ''' get a specified key''' + try: + entry = Yedit.get_entry(self.yaml_dict, key, self.separator) + except KeyError: + entry = None + + return entry + + def pop(self, path, key_or_item): + ''' remove a key, value pair from a dict or an item for a list''' + try: + entry = Yedit.get_entry(self.yaml_dict, path, self.separator) + except KeyError: + entry = None + + if entry is None: + return (False, self.yaml_dict) + + if isinstance(entry, dict): + # pylint: disable=no-member,maybe-no-member + if key_or_item in entry: + entry.pop(key_or_item) + return (True, self.yaml_dict) + return (False, self.yaml_dict) + + elif isinstance(entry, list): + # pylint: disable=no-member,maybe-no-member + ind = None + try: + ind = entry.index(key_or_item) + except ValueError: + return (False, self.yaml_dict) + + entry.pop(ind) + return (True, self.yaml_dict) + + return (False, self.yaml_dict) + + def delete(self, path): + ''' remove path from a dict''' + try: + entry = Yedit.get_entry(self.yaml_dict, path, self.separator) + except KeyError: + entry = None + + if entry is None: + return (False, self.yaml_dict) + + result = Yedit.remove_entry(self.yaml_dict, path, self.separator) + if not result: + return (False, self.yaml_dict) + + return (True, self.yaml_dict) + + def exists(self, path, value): + ''' check if value exists at path''' + try: + entry = Yedit.get_entry(self.yaml_dict, path, self.separator) + except KeyError: + entry = None + + if isinstance(entry, list): + if value in entry: + return True + return False + + elif isinstance(entry, dict): + if isinstance(value, dict): + rval = False + for key, val in value.items(): + if entry[key] != val: + rval = False + break + else: + rval = True + return rval + + return value in entry + + return entry == value + + def append(self, path, value): + '''append value to a list''' + try: + entry = Yedit.get_entry(self.yaml_dict, path, self.separator) + except KeyError: + entry = None + + if entry is None: + self.put(path, []) + entry = Yedit.get_entry(self.yaml_dict, path, self.separator) + if not isinstance(entry, list): + return (False, self.yaml_dict) + + # pylint: disable=no-member,maybe-no-member + entry.append(value) + return (True, self.yaml_dict) + + # pylint: disable=too-many-arguments + def update(self, path, value, index=None, curr_value=None): + ''' put path, value into a dict ''' + try: + entry = Yedit.get_entry(self.yaml_dict, path, self.separator) + except KeyError: + entry = None + + if isinstance(entry, dict): + # pylint: disable=no-member,maybe-no-member + if not isinstance(value, dict): + raise YeditException('Cannot replace key, value entry in ' + + 'dict with non-dict type. value=[%s] [%s]' % (value, type(value))) # noqa: E501 + + entry.update(value) + return (True, self.yaml_dict) + + elif isinstance(entry, list): + # pylint: disable=no-member,maybe-no-member + ind = None + if curr_value: + try: + ind = entry.index(curr_value) + except ValueError: + return (False, self.yaml_dict) + + elif index is not None: + ind = index + + if ind is not None and entry[ind] != value: + entry[ind] = value + return (True, self.yaml_dict) + + # see if it exists in the list + try: + ind = entry.index(value) + except ValueError: + # doesn't exist, append it + entry.append(value) + return (True, self.yaml_dict) + + # already exists, return + if ind is not None: + return (False, self.yaml_dict) + return (False, self.yaml_dict) + + def put(self, path, value): + ''' put path, value into a dict ''' + try: + entry = Yedit.get_entry(self.yaml_dict, path, self.separator) + except KeyError: + entry = None + + if entry == value: + return (False, self.yaml_dict) + + # deepcopy didn't work + tmp_copy = yaml.load(yaml.round_trip_dump(self.yaml_dict, + default_flow_style=False), + yaml.RoundTripLoader) + # pylint: disable=no-member + if hasattr(self.yaml_dict, 'fa'): + tmp_copy.fa.set_block_style() + result = Yedit.add_entry(tmp_copy, path, value, self.separator) + if not result: + return (False, self.yaml_dict) + + self.yaml_dict = tmp_copy + + return (True, self.yaml_dict) + + def create(self, path, value): + ''' create a yaml file ''' + if not self.file_exists(): + # deepcopy didn't work + tmp_copy = yaml.load(yaml.round_trip_dump(self.yaml_dict, default_flow_style=False), # noqa: E501 + yaml.RoundTripLoader) + # pylint: disable=no-member + if hasattr(self.yaml_dict, 'fa'): + tmp_copy.fa.set_block_style() + result = Yedit.add_entry(tmp_copy, path, value, self.separator) + if result: + self.yaml_dict = tmp_copy + return (True, self.yaml_dict) + + return (False, self.yaml_dict) + + @staticmethod + def get_curr_value(invalue, val_type): + '''return the current value''' + if invalue is None: + return None + + curr_value = invalue + if val_type == 'yaml': + curr_value = yaml.load(invalue) + elif val_type == 'json': + curr_value = json.loads(invalue) + + return curr_value + + @staticmethod + def parse_value(inc_value, vtype=''): + '''determine value type passed''' + true_bools = ['y', 'Y', 'yes', 'Yes', 'YES', 'true', 'True', 'TRUE', + 'on', 'On', 'ON', ] + false_bools = ['n', 'N', 'no', 'No', 'NO', 'false', 'False', 'FALSE', + 'off', 'Off', 'OFF'] + + # It came in as a string but you didn't specify value_type as string + # we will convert to bool if it matches any of the above cases + if isinstance(inc_value, str) and 'bool' in vtype: + if inc_value not in true_bools and inc_value not in false_bools: + raise YeditException('Not a boolean type. str=[%s] vtype=[%s]' + % (inc_value, vtype)) + elif isinstance(inc_value, bool) and 'str' in vtype: + inc_value = str(inc_value) + + # If vtype is not str then go ahead and attempt to yaml load it. + if isinstance(inc_value, str) and 'str' not in vtype: + try: + inc_value = yaml.load(inc_value) + except Exception: + raise YeditException('Could not determine type of incoming ' + + 'value. value=[%s] vtype=[%s]' + % (type(inc_value), vtype)) + + return inc_value + + # pylint: disable=too-many-return-statements,too-many-branches + @staticmethod + def run_ansible(module): + '''perform the idempotent crud operations''' + yamlfile = Yedit(filename=module.params['src'], + backup=module.params['backup'], + separator=module.params['separator']) + + if module.params['src']: + rval = yamlfile.load() + + if yamlfile.yaml_dict is None and \ + module.params['state'] != 'present': + return {'failed': True, + 'msg': 'Error opening file [%s]. Verify that the ' + + 'file exists, that it is has correct' + + ' permissions, and is valid yaml.'} + + if module.params['state'] == 'list': + if module.params['content']: + content = Yedit.parse_value(module.params['content'], + module.params['content_type']) + yamlfile.yaml_dict = content + + if module.params['key']: + rval = yamlfile.get(module.params['key']) or {} + + return {'changed': False, 'result': rval, 'state': "list"} + + elif module.params['state'] == 'absent': + if module.params['content']: + content = Yedit.parse_value(module.params['content'], + module.params['content_type']) + yamlfile.yaml_dict = content + + if module.params['update']: + rval = yamlfile.pop(module.params['key'], + module.params['value']) + else: + rval = yamlfile.delete(module.params['key']) + + if rval[0] and module.params['src']: + yamlfile.write() + + return {'changed': rval[0], 'result': rval[1], 'state': "absent"} + + elif module.params['state'] == 'present': + # check if content is different than what is in the file + if module.params['content']: + content = Yedit.parse_value(module.params['content'], + module.params['content_type']) + + # We had no edits to make and the contents are the same + if yamlfile.yaml_dict == content and \ + module.params['value'] is None: + return {'changed': False, + 'result': yamlfile.yaml_dict, + 'state': "present"} + + yamlfile.yaml_dict = content + + # we were passed a value; parse it + if module.params['value']: + value = Yedit.parse_value(module.params['value'], + module.params['value_type']) + key = module.params['key'] + if module.params['update']: + # pylint: disable=line-too-long + curr_value = Yedit.get_curr_value(Yedit.parse_value(module.params['curr_value']), # noqa: E501 + module.params['curr_value_format']) # noqa: E501 + + rval = yamlfile.update(key, value, module.params['index'], curr_value) # noqa: E501 + + elif module.params['append']: + rval = yamlfile.append(key, value) + else: + rval = yamlfile.put(key, value) + + if rval[0] and module.params['src']: + yamlfile.write() + + return {'changed': rval[0], + 'result': rval[1], 'state': "present"} + + # no edits to make + if module.params['src']: + # pylint: disable=redefined-variable-type + rval = yamlfile.write() + return {'changed': rval[0], + 'result': rval[1], + 'state': "present"} + + return {'failed': True, 'msg': 'Unkown state passed'} + + +# pylint: disable=too-many-instance-attributes +class RouteConfig(object): + ''' Handle route options ''' + # pylint: disable=too-many-arguments + def __init__(self, + sname, + namespace, + kubeconfig, + destcacert=None, + cacert=None, + cert=None, + key=None, + host=None, + tls_termination=None, + service_name=None): + ''' constructor for handling route options ''' + self.kubeconfig = kubeconfig + self.name = sname + self.namespace = namespace + self.host = host + self.tls_termination = tls_termination + self.destcacert = destcacert + self.cacert = cacert + self.cert = cert + self.key = key + self.service_name = service_name + self.data = {} + + self.create_dict() + + def create_dict(self): + ''' return a service as a dict ''' + self.data['apiVersion'] = 'v1' + self.data['kind'] = 'Route' + self.data['metadata'] = {} + self.data['metadata']['name'] = self.name + self.data['metadata']['namespace'] = self.namespace + self.data['spec'] = {} + + self.data['spec']['host'] = self.host + + if self.tls_termination: + self.data['spec']['tls'] = {} + + if self.tls_termination == 'reencrypt': + self.data['spec']['tls']['destinationCACertificate'] = self.destcacert + self.data['spec']['tls']['key'] = self.key + self.data['spec']['tls']['caCertificate'] = self.cacert + self.data['spec']['tls']['certificate'] = self.cert + self.data['spec']['tls']['termination'] = self.tls_termination + + self.data['spec']['to'] = {'kind': 'Service', 'name': self.service_name} + + +# pylint: disable=too-many-instance-attributes,too-many-public-methods +class Route(Yedit): + ''' Class to wrap the oc command line tools ''' + host_path = "spec.host" + service_path = "spec.to.name" + cert_path = "spec.tls.certificate" + cacert_path = "spec.tls.caCertificate" + destcacert_path = "spec.tls.destinationCACertificate" + termination_path = "spec.tls.termination" + key_path = "spec.tls.key" + kind = 'route' + + def __init__(self, content): + '''Route constructor''' + super(Route, self).__init__(content=content) + + def get_destcacert(self): + ''' return cert ''' + return self.get(Route.destcacert_path) + + def get_cert(self): + ''' return cert ''' + return self.get(Route.cert_path) + + def get_key(self): + ''' return key ''' + return self.get(Route.key_path) + + def get_cacert(self): + ''' return cacert ''' + return self.get(Route.cacert_path) + + def get_service(self): + ''' return service name ''' + return self.get(Route.service_path) + + def get_termination(self): + ''' return tls termination''' + return self.get(Route.termination_path) + + def get_host(self): + ''' return host ''' + return self.get(Route.host_path) + + +# pylint: disable=too-many-instance-attributes +class OCRoute(OpenShiftCLI): + ''' Class to wrap the oc command line tools ''' + kind = 'route' + + def __init__(self, + config, + verbose=False): + ''' Constructor for OCVolume ''' + super(OCRoute, self).__init__(config.namespace, config.kubeconfig) + self.config = config + self.namespace = config.namespace + self._route = None + + @property + def route(self): + ''' property function for route''' + if not self._route: + self.get() + return self._route + + @route.setter + def route(self, data): + ''' setter function for route ''' + self._route = data + + def exists(self): + ''' return whether a route exists ''' + if self.route: + return True + + return False + + def get(self): + '''return route information ''' + result = self._get(self.kind, self.config.name) + if result['returncode'] == 0: + self.route = Route(content=result['results'][0]) + elif 'routes \"%s\" not found' % self.config.name in result['stderr']: + result['returncode'] = 0 + result['results'] = [{}] + + return result + + def delete(self): + '''delete the object''' + return self._delete(self.kind, self.config.name) + + def create(self): + '''create the object''' + return self._create_from_content(self.config.name, self.config.data) + + def update(self): + '''update the object''' + # need to update the tls information and the service name + return self._replace_content(self.kind, self.config.name, self.config.data) + + def needs_update(self): + ''' verify an update is needed ''' + skip = [] + return not Utils.check_def_equal(self.config.data, self.route.yaml_dict, skip_keys=skip, debug=True) + + @staticmethod + def run_ansible(params, files, check_mode=False): + ''' run the idempotent asnible code + + params comes from the ansible portion for this module + files: a dictionary for the certificates + {'cert': {'path': '', + 'content': '', + 'value': '' + } + } + check_mode: does the module support check mode. (module.check_mode) + ''' + + rconfig = RouteConfig(params['name'], + params['namespace'], + params['kubeconfig'], + files['destcacert']['value'], + files['cacert']['value'], + files['cert']['value'], + files['key']['value'], + params['host'], + params['tls_termination'], + params['service_name']) + + oc_route = OCRoute(rconfig, verbose=params['debug']) + + state = params['state'] + + api_rval = oc_route.get() + + ##### + # Get + ##### + if state == 'list': + return {'changed': False, + 'results': api_rval['results'], + 'state': 'list'} + + ######## + # Delete + ######## + if state == 'absent': + if oc_route.exists(): + + if check_mode: + return {'changed': False, 'msg': 'CHECK_MODE: Would have performed a delete.'} # noqa: E501 + + api_rval = oc_route.delete() + + return {'changed': True, 'results': api_rval, 'state': "absent"} # noqa: E501 + return {'changed': False, 'state': 'absent'} + + if state == 'present': + ######## + # Create + ######## + if not oc_route.exists(): + + if check_mode: + return {'changed': True, 'msg': 'CHECK_MODE: Would have performed a create.'} # noqa: E501 + + # Create it here + api_rval = oc_route.create() + + if api_rval['returncode'] != 0: + return {'failed': True, 'results': api_rval, 'state': "present"} # noqa: E501 + + # return the created object + api_rval = oc_route.get() + + if api_rval['returncode'] != 0: + return {'failed': True, 'results': api_rval, 'state': "present"} # noqa: E501 + + return {'changed': True, 'results': api_rval, 'state': "present"} # noqa: E501 + + ######## + # Update + ######## + if oc_route.needs_update(): + + if check_mode: + return {'changed': True, 'msg': 'CHECK_MODE: Would have performed an update.'} # noqa: E501 + + api_rval = oc_route.update() + + if api_rval['returncode'] != 0: + return {'failed': True, 'results': api_rval, 'state': "present"} # noqa: E501 + + # return the created object + api_rval = oc_route.get() + + if api_rval['returncode'] != 0: + return {'failed': True, 'results': api_rval, 'state': "present"} # noqa: E501 + + return {'changed': True, 'results': api_rval, 'state': "present"} # noqa: E501 + + return {'changed': False, 'results': api_rval, 'state': "present"} + + # catch all + return {'failed': True, 'msg': "Unknown State passed"} + + +def get_cert_data(path, content): + '''get the data for a particular value''' + if not path and not content: + return None + + rval = None + if path and os.path.exists(path) and os.access(path, os.R_OK): + rval = open(path).read() + elif content: + rval = content + + return rval + + +# pylint: disable=too-many-branches +def main(): + ''' + ansible oc module for route + ''' + 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'), + name=dict(default=None, required=True, type='str'), + namespace=dict(default=None, required=True, type='str'), + tls_termination=dict(default=None, type='str'), + dest_cacert_path=dict(default=None, type='str'), + cacert_path=dict(default=None, type='str'), + cert_path=dict(default=None, type='str'), + key_path=dict(default=None, type='str'), + dest_cacert_content=dict(default=None, type='str'), + cacert_content=dict(default=None, type='str'), + cert_content=dict(default=None, type='str'), + key_content=dict(default=None, type='str'), + service_name=dict(default=None, type='str'), + host=dict(default=None, type='str'), + ), + mutually_exclusive=[('dest_cacert_path', 'dest_cacert_content'), + ('cacert_path', 'cacert_content'), + ('cert_path', 'cert_content'), + ('key_path', 'key_content'), ], + supports_check_mode=True, + ) + files = {'destcacert': {'path': module.params['dest_cacert_path'], + 'content': module.params['dest_cacert_content'], + 'value': None, }, + 'cacert': {'path': module.params['cacert_path'], + 'content': module.params['cacert_content'], + 'value': None, }, + 'cert': {'path': module.params['cert_path'], + 'content': module.params['cert_content'], + 'value': None, }, + 'key': {'path': module.params['key_path'], + 'content': module.params['key_content'], + 'value': None, }, } + + if module.params['tls_termination']: + for key, option in files.items(): + if key == 'destcacert' and module.params['tls_termination'] != 'reencrypt': + continue + + option['value'] = get_cert_data(option['path'], option['content']) + + if not option['value']: + module.fail_json(msg='Verify that you pass a value for %s' % key) + + results = OCRoute.run_ansible(module.params, files, module.check_mode) + + if 'failed' in results: + module.fail_json(**results) + + module.exit_json(**results) + + +if __name__ == '__main__': + main() |