diff options
Diffstat (limited to 'roles')
| -rw-r--r-- | roles/lib_openshift/library/oc_process.py | 1493 | ||||
| -rw-r--r-- | roles/lib_openshift/src/ansible/oc_process.py | 32 | ||||
| -rw-r--r-- | roles/lib_openshift/src/class/oc_process.py | 188 | ||||
| -rw-r--r-- | roles/lib_openshift/src/doc/process | 84 | ||||
| -rw-r--r-- | roles/lib_openshift/src/sources.yml | 10 | ||||
| -rwxr-xr-x | roles/lib_openshift/src/test/integration/oc_process.yml | 83 | ||||
| -rwxr-xr-x | roles/lib_openshift/src/test/unit/oc_process.py | 483 | ||||
| -rw-r--r-- | roles/lib_openshift/tasks/main.yml | 9 | 
8 files changed, 2381 insertions, 1 deletions
| diff --git a/roles/lib_openshift/library/oc_process.py b/roles/lib_openshift/library/oc_process.py new file mode 100644 index 000000000..702cb02d4 --- /dev/null +++ b/roles/lib_openshift/library/oc_process.py @@ -0,0 +1,1493 @@ +#!/usr/bin/env python +# pylint: disable=missing-docstring +# flake8: noqa: T001 +#     ___ ___ _  _ ___ ___    _ _____ ___ ___ +#    / __| __| \| | __| _ \  /_\_   _| __|   \ +#   | (_ | _|| .` | _||   / / _ \| | | _|| |) | +#    \___|___|_|\_|___|_|_\/_/_\_\_|_|___|___/_ _____ +#   |   \ / _ \  | \| |/ _ \_   _| | __|   \_ _|_   _| +#   | |) | (_) | | .` | (_) || |   | _|| |) | |  | | +#   |___/ \___/  |_|\_|\___/ |_|   |___|___/___| |_| +# +# 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. +# + +# -*- -*- -*- Begin included fragment: lib/import.py -*- -*- -*- +''' +   OpenShiftCLI class that wraps the oc commands in a subprocess +''' +# pylint: disable=too-many-lines + +from __future__ import print_function +import atexit +import json +import os +import re +import shutil +import subprocess +import tempfile +# pylint: disable=import-error +import ruamel.yaml as yaml +from ansible.module_utils.basic import AnsibleModule + +# -*- -*- -*- End included fragment: lib/import.py -*- -*- -*- + +# -*- -*- -*- Begin included fragment: doc/process -*- -*- -*- + +DOCUMENTATION = ''' +--- +module: oc_process +short_description: Module to process openshift templates +description: +  - Process openshift templates programmatically. +options: +  state: +    description: +    - State has a few different meanings when it comes to process. +    - state: present - This state runs an `oc process <template>`.  When used in +    - conjunction with 'create: True' the process will be piped to | oc create -f +    - state: absent - will remove a template +    - state: list - will perform an `oc get template <template_name>` +    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: [] +  template_name: +    description: +    - Name of the openshift template that is being processed. +    required: false +    default: None +    aliases: [] +  namespace: +    description: +    - The namespace where the template lives. +    required: false +    default: default +    aliases: [] +  content: +    description: +    - Template content that will be processed. +    required: false +    default: None +    aliases: [] +  params: +    description: +    - A list of parameters that will be inserted into the template. +    required: false +    default: None +    aliases: [] +  create: +    description: +    - Whether or not to create the template after being processed. e.g.  oc process | oc create -f - +    required: False +    default: False +    aliases: [] +  reconcile: +    description: +    - Whether or not to attempt to determine if there are updates or changes in the incoming template. +    default: true +    aliases: [] +author: +- "Kenny Woodson <kwoodson@redhat.com>" +extends_documentation_fragment: [] +''' + +EXAMPLES = ''' +- name: process the cloud volume provisioner template with variables +  oc_process: +    namespace: openshift-infra +    template_name: online-volume-provisioner +    create: True +    params: +      PLAT: rhel7 +  register: processout +  run_once: true +- debug: var=processout +''' + +# -*- -*- -*- End included fragment: doc/process -*- -*- -*- + +# -*- -*- -*- Begin included fragment: ../../lib_utils/src/class/yedit.py -*- -*- -*- +# noqa: E301,E302 + + +class YeditException(Exception): +    ''' Exception class for Yedit ''' +    pass + + +# pylint: disable=too-many-public-methods +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 + +    @staticmethod +    def _write(filename, contents): +        ''' Actually write the file contents to disk. This helps with mocking. ''' + +        tmp_filename = filename + '.yedit' + +        with open(tmp_filename, 'w') as yfd: +            yfd.write(contents) + +        os.rename(tmp_filename, filename) + +    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') + +        # pylint: disable=no-member +        if hasattr(self.yaml_dict, 'fa'): +            self.yaml_dict.fa.set_block_style() + +        Yedit._write(self.filename, yaml.dump(self.yaml_dict, Dumper=yaml.RoundTripDumper)) + +        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'} + +# -*- -*- -*- End included fragment: ../../lib_utils/src/class/yedit.py -*- -*- -*- + +# -*- -*- -*- Begin included fragment: lib/base.py -*- -*- -*- +# pylint: disable=too-many-lines +# noqa: E301,E302,E303,T001 + + +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 = Utils.create_tmpfile_copy(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 = Utils.create_tmpfile(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): +        '''replace the current object with oc replace''' +        cmd = ['replace', '-f', fname] +        if force: +            cmd.append('--force') +        return self.openshift_cmd(cmd) + +    def _create_from_content(self, rname, content): +        '''create a temporary file and then call oc create on it''' +        fname = Utils.create_tmpfile(rname + '-') +        yed = Yedit(fname, content=content) +        yed.write() + +        atexit.register(Utils.cleanup, [fname]) + +        return self._create(fname) + +    def _create(self, fname): +        '''call oc create on a filename''' +        return self.openshift_cmd(['create', '-f', fname]) + +    def _delete(self, resource, rname, selector=None): +        '''call oc delete on a resource''' +        cmd = ['delete', resource, rname] +        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 +        '''process a template + +           template_name: the name of the template to process +           create: whether to send to oc create after processing +           params: the parameters for the template +           template_data: the incoming template's data; instead of a file +        ''' +        cmd = ['process'] +        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 = Utils.create_tmpfile(template_name + '-') +        yed = Yedit(fname, results['results']) +        yed.write() + +        atexit.register(Utils.cleanup, [fname]) + +        return self.openshift_cmd(['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) +        elif rname: +            cmd.append(rname) + +        cmd.extend(['-o', 'json']) + +        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 list pods + +            node: the node in which to list pods +            selector: the label selector filter if provided +            pod_selector: the pod selector filter if provided +        ''' +        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 _version(self): +        ''' return the openshift version''' +        return self.openshift_cmd(['version'], 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) + +    def _run(self, cmds, input_data): +        ''' Actually executes the command. This makes mocking easier. ''' +        curr_env = os.environ.copy() +        curr_env.update({'KUBECONFIG': self.kubeconfig}) +        proc = subprocess.Popen(cmds, +                                stdin=subprocess.PIPE, +                                stdout=subprocess.PIPE, +                                stderr=subprocess.PIPE, +                                env=curr_env) + +        stdout, stderr = proc.communicate(input_data) + +        return proc.returncode, stdout, stderr + +    # pylint: disable=too-many-arguments,too-many-branches +    def openshift_cmd(self, cmd, oadm=False, output=False, output_type='json', input_data=None): +        '''Base command for oc ''' +        cmds = [] +        if oadm: +            cmds = ['oadm'] +        else: +            cmds = ['oc'] + +        if self.all_namespaces: +            cmds.extend(['--all-namespaces']) +        elif self.namespace is not None and self.namespace.lower() not in ['none', 'emtpy']:  # E501 +            cmds.extend(['-n', self.namespace]) + +        cmds.extend(cmd) + +        rval = {} +        results = '' +        err = None + +        if self.verbose: +            print(' '.join(cmds)) + +        returncode, stdout, stderr = self._run(cmds, input_data) + +        rval = {"returncode": returncode, +                "results": results, +                "cmd": ' '.join(cmds)} + +        if 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.args: +                            err = err.args +                elif output_type == 'raw': +                    rval['results'] = stdout + +            if self.verbose: +                print("STDOUT: {0}".format(stdout)) +                print("STDERR: {0}".format(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 _write(filename, contents): +        ''' Actually write the file contents to disk. This helps with mocking. ''' + +        with open(filename, 'w') as sfd: +            sfd.write(contents) + +    @staticmethod +    def create_tmp_file_from_contents(rname, data, ftype='yaml'): +        ''' create a file in tmp with name and contents''' + +        tmp = Utils.create_tmpfile(prefix=rname) + +        if ftype == 'yaml': +            Utils._write(tmp, yaml.dump(data, Dumper=yaml.RoundTripDumper)) +        elif ftype == 'json': +            Utils._write(tmp, json.dumps(data)) +        else: +            Utils._write(tmp, data) + +        # Register cleanup when module is done +        atexit.register(Utils.cleanup, [tmp]) +        return tmp + +    @staticmethod +    def create_tmpfile_copy(inc_file): +        '''create a temporary copy of a file''' +        tmpfile = Utils.create_tmpfile('lib_openshift-') +        Utils._write(tmpfile, open(inc_file).read()) + +        # Cleanup the tmpfile +        atexit.register(Utils.cleanup, [tmpfile]) + +        return tmpfile + +    @staticmethod +    def create_tmpfile(prefix='tmp'): +        ''' Generates and returns a temporary file name ''' + +        with tempfile.NamedTemporaryFile(prefix=prefix, delete=False) as tmp: +            return tmp.name + +    @staticmethod +    def create_tmp_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_tmp_file_from_contents(item['path'] + '-', +                                                       item['data'], +                                                       ftype=content_type) +            files.append({'name': os.path.basename(item['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 + +    @staticmethod +    def filter_versions(stdout): +        ''' filter the oc version output ''' + +        version_dict = {} +        version_search = ['oc', 'openshift', 'kubernetes'] + +        for line in stdout.strip().split('\n'): +            for term in version_search: +                if not line: +                    continue +                if line.startswith(term): +                    version_dict[term] = line.split()[-1] + +        # horrible hack to get openshift version in Openshift 3.2 +        #  By default "oc version in 3.2 does not return an "openshift" version +        if "openshift" not in version_dict: +            version_dict["openshift"] = version_dict["oc"] + +        return version_dict + +    @staticmethod +    def add_custom_versions(versions): +        ''' create custom versions strings ''' + +        versions_dict = {} + +        for tech, version in versions.items(): +            # clean up "-" from version +            if "-" in version: +                version = version.split("-")[0] + +            if version.startswith('v'): +                versions_dict[tech + '_numeric'] = version[1:].split('+')[0] +                # "v3.3.0.33" is what we have, we want "3.3" +                versions_dict[tech + '_short'] = version[1:4] + +        return versions_dict + +    @staticmethod +    def openshift_installed(): +        ''' check if openshift is installed ''' +        import yum + +        yum_base = yum.YumBase() +        if yum_base.rpmdb.searchNevra(name='atomic-openshift'): +            return True + +        return False + +    # 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 + + +# -*- -*- -*- End included fragment: lib/base.py -*- -*- -*- + +# -*- -*- -*- Begin included fragment: class/oc_process.py -*- -*- -*- + + +# pylint: disable=too-many-instance-attributes +class OCProcess(OpenShiftCLI): +    ''' Class to wrap the oc command line tools ''' + +    # pylint allows 5. we need 6 +    # pylint: disable=too-many-arguments +    def __init__(self, +                 namespace, +                 tname=None, +                 params=None, +                 create=False, +                 kubeconfig='/etc/origin/master/admin.kubeconfig', +                 tdata=None, +                 verbose=False): +        ''' Constructor for OpenshiftOC ''' +        super(OCProcess, self).__init__(namespace, kubeconfig) +        self.namespace = namespace +        self.name = tname +        self.data = tdata +        self.params = params +        self.create = create +        self.kubeconfig = kubeconfig +        self.verbose = verbose +        self._template = None + +    @property +    def template(self): +        '''template property''' +        if self._template is None: +            results = self._process(self.name, False, self.params, self.data) +            if results['returncode'] != 0: +                raise OpenShiftCLIError('Error processing template [%s].' % self.name) +            self._template = results['results']['items'] + +        return self._template + +    def get(self): +        '''get the template''' +        results = self._get('template', self.name) +        if results['returncode'] != 0: +            # Does the template exist?? +            if 'not found' in results['stderr']: +                results['returncode'] = 0 +                results['exists'] = False +                results['results'] = [] + +        return results + +    def delete(self, obj): +        '''delete a resource''' +        return self._delete(obj['kind'], obj['metadata']['name']) + +    def create_obj(self, obj): +        '''create a resource''' +        return self._create_from_content(obj['metadata']['name'], obj) + +    def process(self, create=None): +        '''process a template''' +        do_create = False +        if create != None: +            do_create = create +        else: +            do_create = self.create + +        return self._process(self.name, do_create, self.params, self.data) + +    def exists(self): +        '''return whether the template exists''' +        # Always return true if we're being passed template data +        if self.data: +            return True +        t_results = self._get('template', self.name) + +        if t_results['returncode'] != 0: +            # Does the template exist?? +            if 'not found' in t_results['stderr']: +                return False +            else: +                raise OpenShiftCLIError('Something went wrong. %s' % t_results) + +        return True + +    def needs_update(self): +        '''attempt to process the template and return it for comparison with oc objects''' +        obj_results = [] +        for obj in self.template: + +            # build a list of types to skip +            skip = [] + +            if obj['kind'] == 'ServiceAccount': +                skip.extend(['secrets', 'imagePullSecrets']) +            if obj['kind'] == 'BuildConfig': +                skip.extend(['lastTriggeredImageID']) +            if obj['kind'] == 'ImageStream': +                skip.extend(['generation']) +            if obj['kind'] == 'DeploymentConfig': +                skip.extend(['lastTriggeredImage']) + +            # fetch the current object +            curr_obj_results = self._get(obj['kind'], obj['metadata']['name']) +            if curr_obj_results['returncode'] != 0: +                # Does the template exist?? +                if 'not found' in curr_obj_results['stderr']: +                    obj_results.append((obj, True)) +                    continue + +            # check the generated object against the existing object +            if not Utils.check_def_equal(obj, curr_obj_results['results'][0], skip_keys=skip): +                obj_results.append((obj, True)) +                continue + +            obj_results.append((obj, False)) + +        return obj_results + +    # pylint: disable=too-many-return-statements +    @staticmethod +    def run_ansible(params, check_mode): +        '''run the ansible idempotent code''' + +        ocprocess = OCProcess(params['namespace'], +                              params['template_name'], +                              params['params'], +                              params['create'], +                              kubeconfig=params['kubeconfig'], +                              tdata=params['content'], +                              verbose=params['debug']) + +        state = params['state'] + +        api_rval = ocprocess.get() + +        if state == 'list': +            if api_rval['returncode'] != 0: +                return {"failed": True, "msg" : api_rval} + +            return {"changed" : False, "results": api_rval, "state": "list"} + +        elif state == 'present': +            if check_mode and params['create']: +                return {"changed": True, 'msg': "CHECK_MODE: Would have processed template."} + +            if not ocprocess.exists() or not params['reconcile']: +            #FIXME: this code will never get run in a way that succeeds when +            #       module.params['reconcile'] is true. Because oc_process doesn't +            #       create the actual template, the check of ocprocess.exists() +            #       is meaningless. Either it's already here and this code +            #       won't be run, or this code will fail because there is no +            #       template available for oc process to use. Have we conflated +            #       the template's existence with the existence of the objects +            #       it describes? + +            # Create it here +                api_rval = ocprocess.process() +                if api_rval['returncode'] != 0: +                    return {"failed": True, "msg": api_rval} + +                if params['create']: +                    return {"changed": True, "results": api_rval, "state": "present"} + +                return {"changed": False, "results": api_rval, "state": "present"} + +        # verify results +        update = False +        rval = [] +        all_results = ocprocess.needs_update() +        for obj, status in all_results: +            if status: +                ocprocess.delete(obj) +                results = ocprocess.create_obj(obj) +                results['kind'] = obj['kind'] +                rval.append(results) +                update = True + +        if not update: +            return {"changed": update, "results": api_rval, "state": "present"} + +        for cmd in rval: +            if cmd['returncode'] != 0: +                return {"failed": True, "changed": update, "results": rval, "state": "present"} + +        return {"changed": update, "results": rval, "state": "present"} + + +# -*- -*- -*- End included fragment: class/oc_process.py -*- -*- -*- + +# -*- -*- -*- Begin included fragment: ansible/oc_process.py -*- -*- -*- + + +def main(): +    ''' +    ansible oc module for processing templates +    ''' + +    module = AnsibleModule( +        argument_spec=dict( +            kubeconfig=dict(default='/etc/origin/master/admin.kubeconfig', type='str'), +            state=dict(default='present', type='str', choices=['present', 'list']), +            debug=dict(default=False, type='bool'), +            namespace=dict(default='default', type='str'), +            template_name=dict(default=None, type='str'), +            content=dict(default=None, type='str'), +            params=dict(default=None, type='dict'), +            create=dict(default=False, type='bool'), +            reconcile=dict(default=True, type='bool'), +        ), +        supports_check_mode=True, +    ) + +    rval = OCProcess.run_ansible(module.params, module.check_mode) +    if 'failed' in rval: +        module.fail_json(**rval) + +    module.exit_json(**rval) + +if __name__ == '__main__': +    main() + +# -*- -*- -*- End included fragment: ansible/oc_process.py -*- -*- -*- diff --git a/roles/lib_openshift/src/ansible/oc_process.py b/roles/lib_openshift/src/ansible/oc_process.py new file mode 100644 index 000000000..17cf865b7 --- /dev/null +++ b/roles/lib_openshift/src/ansible/oc_process.py @@ -0,0 +1,32 @@ +# pylint: skip-file +# flake8: noqa + + +def main(): +    ''' +    ansible oc module for processing templates +    ''' + +    module = AnsibleModule( +        argument_spec=dict( +            kubeconfig=dict(default='/etc/origin/master/admin.kubeconfig', type='str'), +            state=dict(default='present', type='str', choices=['present', 'list']), +            debug=dict(default=False, type='bool'), +            namespace=dict(default='default', type='str'), +            template_name=dict(default=None, type='str'), +            content=dict(default=None, type='str'), +            params=dict(default=None, type='dict'), +            create=dict(default=False, type='bool'), +            reconcile=dict(default=True, type='bool'), +        ), +        supports_check_mode=True, +    ) + +    rval = OCProcess.run_ansible(module.params, module.check_mode) +    if 'failed' in rval: +        module.fail_json(**rval) + +    module.exit_json(**rval) + +if __name__ == '__main__': +    main() diff --git a/roles/lib_openshift/src/class/oc_process.py b/roles/lib_openshift/src/class/oc_process.py new file mode 100644 index 000000000..80d81448d --- /dev/null +++ b/roles/lib_openshift/src/class/oc_process.py @@ -0,0 +1,188 @@ +# pylint: skip-file +# flake8: noqa + + +# pylint: disable=too-many-instance-attributes +class OCProcess(OpenShiftCLI): +    ''' Class to wrap the oc command line tools ''' + +    # pylint allows 5. we need 6 +    # pylint: disable=too-many-arguments +    def __init__(self, +                 namespace, +                 tname=None, +                 params=None, +                 create=False, +                 kubeconfig='/etc/origin/master/admin.kubeconfig', +                 tdata=None, +                 verbose=False): +        ''' Constructor for OpenshiftOC ''' +        super(OCProcess, self).__init__(namespace, kubeconfig) +        self.namespace = namespace +        self.name = tname +        self.data = tdata +        self.params = params +        self.create = create +        self.kubeconfig = kubeconfig +        self.verbose = verbose +        self._template = None + +    @property +    def template(self): +        '''template property''' +        if self._template is None: +            results = self._process(self.name, False, self.params, self.data) +            if results['returncode'] != 0: +                raise OpenShiftCLIError('Error processing template [%s].' % self.name) +            self._template = results['results']['items'] + +        return self._template + +    def get(self): +        '''get the template''' +        results = self._get('template', self.name) +        if results['returncode'] != 0: +            # Does the template exist?? +            if 'not found' in results['stderr']: +                results['returncode'] = 0 +                results['exists'] = False +                results['results'] = [] + +        return results + +    def delete(self, obj): +        '''delete a resource''' +        return self._delete(obj['kind'], obj['metadata']['name']) + +    def create_obj(self, obj): +        '''create a resource''' +        return self._create_from_content(obj['metadata']['name'], obj) + +    def process(self, create=None): +        '''process a template''' +        do_create = False +        if create != None: +            do_create = create +        else: +            do_create = self.create + +        return self._process(self.name, do_create, self.params, self.data) + +    def exists(self): +        '''return whether the template exists''' +        # Always return true if we're being passed template data +        if self.data: +            return True +        t_results = self._get('template', self.name) + +        if t_results['returncode'] != 0: +            # Does the template exist?? +            if 'not found' in t_results['stderr']: +                return False +            else: +                raise OpenShiftCLIError('Something went wrong. %s' % t_results) + +        return True + +    def needs_update(self): +        '''attempt to process the template and return it for comparison with oc objects''' +        obj_results = [] +        for obj in self.template: + +            # build a list of types to skip +            skip = [] + +            if obj['kind'] == 'ServiceAccount': +                skip.extend(['secrets', 'imagePullSecrets']) +            if obj['kind'] == 'BuildConfig': +                skip.extend(['lastTriggeredImageID']) +            if obj['kind'] == 'ImageStream': +                skip.extend(['generation']) +            if obj['kind'] == 'DeploymentConfig': +                skip.extend(['lastTriggeredImage']) + +            # fetch the current object +            curr_obj_results = self._get(obj['kind'], obj['metadata']['name']) +            if curr_obj_results['returncode'] != 0: +                # Does the template exist?? +                if 'not found' in curr_obj_results['stderr']: +                    obj_results.append((obj, True)) +                    continue + +            # check the generated object against the existing object +            if not Utils.check_def_equal(obj, curr_obj_results['results'][0], skip_keys=skip): +                obj_results.append((obj, True)) +                continue + +            obj_results.append((obj, False)) + +        return obj_results + +    # pylint: disable=too-many-return-statements +    @staticmethod +    def run_ansible(params, check_mode): +        '''run the ansible idempotent code''' + +        ocprocess = OCProcess(params['namespace'], +                              params['template_name'], +                              params['params'], +                              params['create'], +                              kubeconfig=params['kubeconfig'], +                              tdata=params['content'], +                              verbose=params['debug']) + +        state = params['state'] + +        api_rval = ocprocess.get() + +        if state == 'list': +            if api_rval['returncode'] != 0: +                return {"failed": True, "msg" : api_rval} + +            return {"changed" : False, "results": api_rval, "state": "list"} + +        elif state == 'present': +            if check_mode and params['create']: +                return {"changed": True, 'msg': "CHECK_MODE: Would have processed template."} + +            if not ocprocess.exists() or not params['reconcile']: +            #FIXME: this code will never get run in a way that succeeds when +            #       module.params['reconcile'] is true. Because oc_process doesn't +            #       create the actual template, the check of ocprocess.exists() +            #       is meaningless. Either it's already here and this code +            #       won't be run, or this code will fail because there is no +            #       template available for oc process to use. Have we conflated +            #       the template's existence with the existence of the objects +            #       it describes? + +            # Create it here +                api_rval = ocprocess.process() +                if api_rval['returncode'] != 0: +                    return {"failed": True, "msg": api_rval} + +                if params['create']: +                    return {"changed": True, "results": api_rval, "state": "present"} + +                return {"changed": False, "results": api_rval, "state": "present"} + +        # verify results +        update = False +        rval = [] +        all_results = ocprocess.needs_update() +        for obj, status in all_results: +            if status: +                ocprocess.delete(obj) +                results = ocprocess.create_obj(obj) +                results['kind'] = obj['kind'] +                rval.append(results) +                update = True + +        if not update: +            return {"changed": update, "results": api_rval, "state": "present"} + +        for cmd in rval: +            if cmd['returncode'] != 0: +                return {"failed": True, "changed": update, "results": rval, "state": "present"} + +        return {"changed": update, "results": rval, "state": "present"} + diff --git a/roles/lib_openshift/src/doc/process b/roles/lib_openshift/src/doc/process new file mode 100644 index 000000000..86a854c07 --- /dev/null +++ b/roles/lib_openshift/src/doc/process @@ -0,0 +1,84 @@ +# flake8: noqa +# pylint: skip-file + +DOCUMENTATION = ''' +--- +module: oc_process +short_description: Module to process openshift templates +description: +  - Process openshift templates programmatically. +options: +  state: +    description: +    - State has a few different meanings when it comes to process. +    - state: present - This state runs an `oc process <template>`.  When used in +    - conjunction with 'create: True' the process will be piped to | oc create -f +    - state: absent - will remove a template +    - state: list - will perform an `oc get template <template_name>` +    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: [] +  template_name: +    description: +    - Name of the openshift template that is being processed. +    required: false +    default: None +    aliases: [] +  namespace: +    description: +    - The namespace where the template lives. +    required: false +    default: default +    aliases: [] +  content: +    description: +    - Template content that will be processed. +    required: false +    default: None +    aliases: [] +  params: +    description: +    - A list of parameters that will be inserted into the template. +    required: false +    default: None +    aliases: [] +  create: +    description: +    - Whether or not to create the template after being processed. e.g.  oc process | oc create -f - +    required: False +    default: False +    aliases: [] +  reconcile: +    description: +    - Whether or not to attempt to determine if there are updates or changes in the incoming template. +    default: true +    aliases: [] +author: +- "Kenny Woodson <kwoodson@redhat.com>" +extends_documentation_fragment: [] +''' + +EXAMPLES = ''' +- name: process the cloud volume provisioner template with variables +  oc_process: +    namespace: openshift-infra +    template_name: online-volume-provisioner +    create: True +    params: +      PLAT: rhel7 +  register: processout +  run_once: true +- debug: var=processout +''' diff --git a/roles/lib_openshift/src/sources.yml b/roles/lib_openshift/src/sources.yml index aa02ce120..e9056655d 100644 --- a/roles/lib_openshift/src/sources.yml +++ b/roles/lib_openshift/src/sources.yml @@ -39,6 +39,16 @@ oc_obj.py:  - class/oc_obj.py  - ansible/oc_obj.py +oc_process.py: +- doc/generated +- doc/license +- lib/import.py +- doc/process +- ../../lib_utils/src/class/yedit.py +- lib/base.py +- class/oc_process.py +- ansible/oc_process.py +  oc_route.py:  - doc/generated  - doc/license diff --git a/roles/lib_openshift/src/test/integration/oc_process.yml b/roles/lib_openshift/src/test/integration/oc_process.yml new file mode 100755 index 000000000..7ea4c6b99 --- /dev/null +++ b/roles/lib_openshift/src/test/integration/oc_process.yml @@ -0,0 +1,83 @@ +#!/usr/bin/ansible-playbook --module-path=../../../library/:../../../../lib_utils/library + +--- +- hosts: "{{ cli_master_test }}" +  gather_facts: no +  user: root +  vars: +    template_name: mysql-ephemeral +    ns_name: test + +  post_tasks: +  - name: get the mysql-ephemeral template +    oc_obj: +      name: mysql-ephemeral +      state: list +      namespace: openshift +      kind: template +    register: mysqltempl + +  - name: fix namespace +    yedit: +      src: /tmp/mysql-template +      key: metadata.namespace +      value: test +      backup: false +      content: "{{ mysqltempl.results.results[0] | to_yaml }}" + +  - name: create the test namespace +    oc_obj: +      name: test +      state: present +      namespace: test +      kind: namespace +      content: +        path: /tmp/ns_test +        data: +          apiVersion: v1 +          kind: Namespace +          metadata: +            name: test +          spec: +            finalizers: +            - openshift.io/origin +            - kubernetes +    register: mysqltempl + +  - name: create the mysql-ephemeral template +    oc_obj: +      name: mysql-ephemeral +      state: present +      namespace: test +      kind: template +      files: +      - /tmp/mysql-template +      delete_after: True +    register: mysqltempl + +  - name: process mysql-ephemeral +    oc_process: +      template_name: mysql-ephemeral +      namespace: test +      params: +        NAMESPACE: test +        DATABASE_SERVICE_NAME: testdb +      create: False +      reconcile: false +    register: procout + +  - assert: +      that: +      - not procout.changed +      - procout.results.results['items'][0]['metadata']['name'] == 'testdb' +      - procout.results.results['items'][0]['kind'] == 'Service' +      - procout.results.results['items'][1]['metadata']['name'] == 'testdb' +      - procout.results.results['items'][1]['kind'] == 'DeploymentConfig' +      msg: process failed on template + +  - name: remove namespace test +    oc_obj: +      kind: namespace +      name: test +      namespace: test +      state: absent diff --git a/roles/lib_openshift/src/test/unit/oc_process.py b/roles/lib_openshift/src/test/unit/oc_process.py new file mode 100755 index 000000000..450ff7071 --- /dev/null +++ b/roles/lib_openshift/src/test/unit/oc_process.py @@ -0,0 +1,483 @@ +#!/usr/bin/env python2 +''' + Unit tests for oc process +''' +# To run +# python -m unittest version +# +# . +# Ran 1 test in 0.597s +# +# OK + +import os +import sys +import unittest +import mock + +# Removing invalid variable names for tests so that I can +# keep them brief +# pylint: disable=invalid-name,no-name-in-module +# Disable import-error b/c our libraries aren't loaded in jenkins +# pylint: disable=import-error +# place class in our python path +module_path = os.path.join('/'.join(os.path.realpath(__file__).split('/')[:-4]), 'library')  # noqa: E501 +sys.path.insert(0, module_path) +from oc_process import OCProcess  # noqa: E402 + + +# pylint: disable=too-many-public-methods +class OCProcessTest(unittest.TestCase): +    ''' +     Test class for OCProcess +    ''' +    mysql = '''{ +    "kind": "Template", +    "apiVersion": "v1", +    "metadata": { +        "name": "mysql-ephemeral", +        "namespace": "openshift", +        "selfLink": "/oapi/v1/namespaces/openshift/templates/mysql-ephemeral", +        "uid": "fb8b5f04-e3d3-11e6-a982-0e84250fc302", +        "resourceVersion": "480", +        "creationTimestamp": "2017-01-26T14:30:27Z", +        "annotations": { +            "iconClass": "icon-mysql-database", +            "openshift.io/display-name": "MySQL (Ephemeral)", +            "tags": "database,mysql" +        } +    }, +    "objects": [ +        { +            "apiVersion": "v1", +            "kind": "Service", +            "metadata": { +                "creationTimestamp": null, +                "name": "${DATABASE_SERVICE_NAME}" +            }, +            "spec": { +                "ports": [ +                    { +                        "name": "mysql", +                        "nodePort": 0, +                        "port": 3306, +                        "protocol": "TCP", +                        "targetPort": 3306 +                    } +                ], +                "selector": { +                    "name": "${DATABASE_SERVICE_NAME}" +                }, +                "sessionAffinity": "None", +                "type": "ClusterIP" +            }, +            "status": { +                "loadBalancer": {} +            } +        }, +        { +            "apiVersion": "v1", +            "kind": "DeploymentConfig", +            "metadata": { +                "creationTimestamp": null, +                "name": "${DATABASE_SERVICE_NAME}" +            }, +            "spec": { +                "replicas": 1, +                "selector": { +                    "name": "${DATABASE_SERVICE_NAME}" +                }, +                "strategy": { +                    "type": "Recreate" +                }, +                "template": { +                    "metadata": { +                        "creationTimestamp": null, +                        "labels": { +                            "name": "${DATABASE_SERVICE_NAME}" +                        } +                    }, +                    "spec": { +                        "containers": [ +                            { +                                "capabilities": {}, +                                "env": [ +                                    { +                                        "name": "MYSQL_USER", +                                        "value": "${MYSQL_USER}" +                                    }, +                                    { +                                        "name": "MYSQL_PASSWORD", +                                        "value": "${MYSQL_PASSWORD}" +                                    }, +                                    { +                                        "name": "MYSQL_DATABASE", +                                        "value": "${MYSQL_DATABASE}" +                                    } +                                ], +                                "image": " ", +                                "imagePullPolicy": "IfNotPresent", +                                "livenessProbe": { +                                    "initialDelaySeconds": 30, +                                    "tcpSocket": { +                                        "port": 3306 +                                    }, +                                    "timeoutSeconds": 1 +                                }, +                                "name": "mysql", +                                "ports": [ +                                    { +                                        "containerPort": 3306, +                                        "protocol": "TCP" +                                    } +                                ], +                                "readinessProbe": { +                                    "exec": { +                                        "command": [ +                                            "/bin/sh", +                                            "-i", +                                            "-c", +                                            "MYSQL_PWD=$MYSQL_PASSWORD mysql -h 127.0.0.1 -u $MYSQL_USER -D $MYSQL_DATABASE -e 'SELECT 1'" +                                        ] +                                    }, +                                    "initialDelaySeconds": 5, +                                    "timeoutSeconds": 1 +                                }, +                                "resources": { +                                    "limits": { +                                        "memory": "${MEMORY_LIMIT}" +                                    } +                                }, +                                "securityContext": { +                                    "capabilities": {}, +                                    "privileged": false +                                }, +                                "terminationMessagePath": "/dev/termination-log", +                                "volumeMounts": [ +                                    { +                                        "mountPath": "/var/lib/mysql/data", +                                        "name": "${DATABASE_SERVICE_NAME}-data" +                                    } +                                ] +                            } +                        ], +                        "dnsPolicy": "ClusterFirst", +                        "restartPolicy": "Always", +                        "volumes": [ +                            { +                                "emptyDir": { +                                    "medium": "" +                                }, +                                "name": "${DATABASE_SERVICE_NAME}-data" +                            } +                        ] +                    } +                }, +                "triggers": [ +                    { +                        "imageChangeParams": { +                            "automatic": true, +                            "containerNames": [ +                                "mysql" +                            ], +                            "from": { +                                "kind": "ImageStreamTag", +                                "name": "mysql:${MYSQL_VERSION}", +                                "namespace": "${NAMESPACE}" +                            }, +                            "lastTriggeredImage": "" +                        }, +                        "type": "ImageChange" +                    }, +                    { +                        "type": "ConfigChange" +                    } +                ] +            }, +            "status": {} +        } +    ], +    "parameters": [ +        { +            "name": "MEMORY_LIMIT", +            "displayName": "Memory Limit", +            "description": "Maximum amount of memory the container can use.", +            "value": "512Mi" +        }, +        { +            "name": "NAMESPACE", +            "displayName": "Namespace", +            "description": "The OpenShift Namespace where the ImageStream resides.", +            "value": "openshift" +        }, +        { +            "name": "DATABASE_SERVICE_NAME", +            "displayName": "Database Service Name", +            "description": "The name of the OpenShift Service exposed for the database.", +            "value": "mysql", +            "required": true +        }, +        { +            "name": "MYSQL_USER", +            "displayName": "MySQL Connection Username", +            "description": "Username for MySQL user that will be used for accessing the database.", +            "generate": "expression", +            "from": "user[A-Z0-9]{3}", +            "required": true +        }, +        { +            "name": "MYSQL_PASSWORD", +            "displayName": "MySQL Connection Password", +            "description": "Password for the MySQL connection user.", +            "generate": "expression", +            "from": "[a-zA-Z0-9]{16}", +            "required": true +        }, +        { +            "name": "MYSQL_DATABASE", +            "displayName": "MySQL Database Name", +            "description": "Name of the MySQL database accessed.", +            "value": "sampledb", +            "required": true +        }, +        { +            "name": "MYSQL_VERSION", +            "displayName": "Version of MySQL Image", +            "description": "Version of MySQL image to be used (5.5, 5.6 or latest).", +            "value": "5.6", +            "required": true +        } +    ], +    "labels": { +        "template": "mysql-ephemeral-template" +    } +}''' + +    def setUp(self): +        ''' setup method will set to known configuration ''' +        pass + +    @mock.patch('oc_process.Utils.create_tmpfile_copy') +    @mock.patch('oc_process.OCProcess._run') +    def test_state_list(self, mock_cmd, mock_tmpfile_copy): +        ''' Testing a get ''' +        params = {'template_name': 'mysql-ephermeral', +                  'namespace': 'test', +                  'content': None, +                  'state': 'list', +                  'reconcile': False, +                  'create': False, +                  'params': {'NAMESPACE': 'test', 'DATABASE_SERVICE_NAME': 'testdb'}, +                  'kubeconfig': '/etc/origin/master/admin.kubeconfig', +                  'debug': False} + +        mock_cmd.side_effect = [ +            (0, OCProcessTest.mysql, '') +        ] + +        mock_tmpfile_copy.side_effect = [ +            '/tmp/mock_kubeconfig', +        ] + +        results = OCProcess.run_ansible(params, False) + +        self.assertFalse(results['changed']) +        self.assertEqual(results['results']['results'][0]['metadata']['name'], 'mysql-ephemeral') + +    @mock.patch('oc_process.Utils.create_tmpfile_copy') +    @mock.patch('oc_process.OCProcess._run') +    def test_process_no_create(self, mock_cmd, mock_tmpfile_copy): +        ''' Testing a process with no create ''' +        params = {'template_name': 'mysql-ephermeral', +                  'namespace': 'test', +                  'content': None, +                  'state': 'present', +                  'reconcile': False, +                  'create': False, +                  'params': {'NAMESPACE': 'test', 'DATABASE_SERVICE_NAME': 'testdb'}, +                  'kubeconfig': '/etc/origin/master/admin.kubeconfig', +                  'debug': False} + +        mysqlproc = '''{ +    "kind": "List", +    "apiVersion": "v1", +    "metadata": {}, +    "items": [ +        { +            "apiVersion": "v1", +            "kind": "Service", +            "metadata": { +                "creationTimestamp": null, +                "labels": { +                    "template": "mysql-ephemeral-template" +                }, +                "name": "testdb" +            }, +            "spec": { +                "ports": [ +                    { +                        "name": "mysql", +                        "nodePort": 0, +                        "port": 3306, +                        "protocol": "TCP", +                        "targetPort": 3306 +                    } +                ], +                "selector": { +                    "name": "testdb" +                }, +                "sessionAffinity": "None", +                "type": "ClusterIP" +            }, +            "status": { +                "loadBalancer": {} +            } +        }, +        { +            "apiVersion": "v1", +            "kind": "DeploymentConfig", +            "metadata": { +                "creationTimestamp": null, +                "labels": { +                    "template": "mysql-ephemeral-template" +                }, +                "name": "testdb" +            }, +            "spec": { +                "replicas": 1, +                "selector": { +                    "name": "testdb" +                }, +                "strategy": { +                    "type": "Recreate" +                }, +                "template": { +                    "metadata": { +                        "creationTimestamp": null, +                        "labels": { +                            "name": "testdb" +                        } +                    }, +                    "spec": { +                        "containers": [ +                            { +                                "capabilities": {}, +                                "env": [ +                                    { +                                        "name": "MYSQL_USER", +                                        "value": "userHJJ" +                                    }, +                                    { +                                        "name": "MYSQL_PASSWORD", +                                        "value": "GITOAduAMaV6k688" +                                    }, +                                    { +                                        "name": "MYSQL_DATABASE", +                                        "value": "sampledb" +                                    } +                                ], +                                "image": " ", +                                "imagePullPolicy": "IfNotPresent", +                                "livenessProbe": { +                                    "initialDelaySeconds": 30, +                                    "tcpSocket": { +                                        "port": 3306 +                                    }, +                                    "timeoutSeconds": 1 +                                }, +                                "name": "mysql", +                                "ports": [ +                                    { +                                        "containerPort": 3306, +                                        "protocol": "TCP" +                                    } +                                ], +                                "readinessProbe": { +                                    "exec": { +                                        "command": [ +                                            "/bin/sh", +                                            "-i", +                                            "-c", +                                            "MYSQL_PWD=$MYSQL_PASSWORD mysql -h 127.0.0.1 -u $MYSQL_USER -D $MYSQL_DATABASE -e 'SELECT 1'" +                                        ] +                                    }, +                                    "initialDelaySeconds": 5, +                                    "timeoutSeconds": 1 +                                }, +                                "resources": { +                                    "limits": { +                                        "memory": "512Mi" +                                    } +                                }, +                                "securityContext": { +                                    "capabilities": {}, +                                    "privileged": false +                                }, +                                "terminationMessagePath": "/dev/termination-log", +                                "volumeMounts": [ +                                    { +                                        "mountPath": "/var/lib/mysql/data", +                                        "name": "testdb-data" +                                    } +                                ] +                            } +                        ], +                        "dnsPolicy": "ClusterFirst", +                        "restartPolicy": "Always", +                        "volumes": [ +                            { +                                "emptyDir": { +                                    "medium": "" +                                }, +                                "name": "testdb-data" +                            } +                        ] +                    } +                }, +                "triggers": [ +                    { +                        "imageChangeParams": { +                            "automatic": true, +                            "containerNames": [ +                                "mysql" +                            ], +                            "from": { +                                "kind": "ImageStreamTag", +                                "name": "mysql:5.6", +                                "namespace": "test" +                            }, +                            "lastTriggeredImage": "" +                        }, +                        "type": "ImageChange" +                    }, +                    { +                        "type": "ConfigChange" +                    } +                ] +            } +        } +    ] +}''' + +        mock_cmd.side_effect = [ +            (0, OCProcessTest.mysql, ''), +            (0, OCProcessTest.mysql, ''), +            (0, mysqlproc, ''), +        ] + +        mock_tmpfile_copy.side_effect = [ +            '/tmp/mock_kubeconfig', +        ] + +        results = OCProcess.run_ansible(params, False) + +        self.assertFalse(results['changed']) +        self.assertEqual(results['results']['results']['items'][0]['metadata']['name'], 'testdb') + +    def tearDown(self): +        '''TearDown method''' +        pass + + +if __name__ == "__main__": +    unittest.main() diff --git a/roles/lib_openshift/tasks/main.yml b/roles/lib_openshift/tasks/main.yml index 2980c8a8d..157cf8f7f 100644 --- a/roles/lib_openshift/tasks/main.yml +++ b/roles/lib_openshift/tasks/main.yml @@ -1,5 +1,12 @@  ---  - name: lib_openshift ensure python-ruamel-yaml package is on target    package: -    name: python-ruamel-yaml +    name: "{{ item }}"      state: present +  with_items: +  - ruamel.yaml +  - ruamel.yaml +  - ruamel.yaml +  - ruamel.yaml +  - ruamel.yaml +  - ruamel.yaml | 
