How to use parsed_args method in Slash

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createcluster.py

Source:createcluster.py

1# Copyright 2014 Amazon.com, Inc. or its affiliates. All Rights Reserved.2#3# Licensed under the Apache License, Version 2.0 (the "License"). You4# may not use this file except in compliance with the License. A copy of5# the License is located at6#7#     http://aws.amazon.com/apache2.0/8#9# or in the "license" file accompanying this file. This file is10# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF11# ANY KIND, either express or implied. See the License for the specific12# language governing permissions and limitations under the License.13import re14from awscli.customizations.commands import BasicCommand15from awscli.customizations.emr import applicationutils16from awscli.customizations.emr import argumentschema17from awscli.customizations.emr import constants18from awscli.customizations.emr import emrfsutils19from awscli.customizations.emr import emrutils20from awscli.customizations.emr import exceptions21from awscli.customizations.emr import hbaseutils22from awscli.customizations.emr import helptext23from awscli.customizations.emr import instancegroupsutils24from awscli.customizations.emr import instancefleetsutils25from awscli.customizations.emr import steputils26from awscli.customizations.emr.command import Command27from awscli.customizations.emr.constants import EC2_ROLE_NAME28from awscli.customizations.emr.constants import EMR_ROLE_NAME29from botocore.compat import json30class CreateCluster(Command):31    NAME = 'create-cluster'32    DESCRIPTION = helptext.CREATE_CLUSTER_DESCRIPTION33    ARG_TABLE = [34        {'name': 'release-label',35         'help_text': helptext.RELEASE_LABEL},36        {'name': 'ami-version',37         'help_text': helptext.AMI_VERSION},38        {'name': 'instance-groups',39         'schema': argumentschema.INSTANCE_GROUPS_SCHEMA,40         'help_text': helptext.INSTANCE_GROUPS},41        {'name': 'instance-type',42         'help_text': helptext.INSTANCE_TYPE},43        {'name': 'instance-count',44         'help_text': helptext.INSTANCE_COUNT},45        {'name': 'auto-terminate', 'action': 'store_true',46         'group_name': 'auto_terminate',47         'help_text': helptext.AUTO_TERMINATE},48        {'name': 'no-auto-terminate', 'action': 'store_true',49         'group_name': 'auto_terminate'},50        {'name': 'instance-fleets',51         'schema': argumentschema.INSTANCE_FLEETS_SCHEMA,52         'help_text': helptext.INSTANCE_FLEETS},53        {'name': 'name',54         'default': 'Development Cluster',55         'help_text': helptext.CLUSTER_NAME},56        {'name': 'log-uri',57         'help_text': helptext.LOG_URI},58        {'name': 'service-role',59         'help_text': helptext.SERVICE_ROLE},60        {'name': 'auto-scaling-role',61         'help_text': helptext.AUTOSCALING_ROLE},62        {'name': 'use-default-roles', 'action': 'store_true',63         'help_text': helptext.USE_DEFAULT_ROLES},64        {'name': 'configurations',65         'help_text': helptext.CONFIGURATIONS},66        {'name': 'ec2-attributes',67         'help_text': helptext.EC2_ATTRIBUTES,68         'schema': argumentschema.EC2_ATTRIBUTES_SCHEMA},69        {'name': 'termination-protected', 'action': 'store_true',70         'group_name': 'termination_protected',71         'help_text': helptext.TERMINATION_PROTECTED},72        {'name': 'no-termination-protected', 'action': 'store_true',73         'group_name': 'termination_protected'},74        {'name': 'scale-down-behavior',75         'help_text': helptext.SCALE_DOWN_BEHAVIOR},76        {'name': 'visible-to-all-users', 'action': 'store_true',77         'group_name': 'visibility',78         'help_text': helptext.VISIBILITY},79        {'name': 'no-visible-to-all-users', 'action': 'store_true',80         'group_name': 'visibility'},81        {'name': 'enable-debugging', 'action': 'store_true',82         'group_name': 'debug',83         'help_text': helptext.DEBUGGING},84        {'name': 'no-enable-debugging', 'action': 'store_true',85         'group_name': 'debug'},86        {'name': 'tags', 'nargs': '+',87         'help_text': helptext.TAGS,88         'schema': argumentschema.TAGS_SCHEMA},89        {'name': 'bootstrap-actions',90         'help_text': helptext.BOOTSTRAP_ACTIONS,91         'schema': argumentschema.BOOTSTRAP_ACTIONS_SCHEMA},92        {'name': 'applications',93         'help_text': helptext.APPLICATIONS,94         'schema': argumentschema.APPLICATIONS_SCHEMA},95        {'name': 'emrfs',96         'help_text': helptext.EMR_FS,97         'schema': argumentschema.EMR_FS_SCHEMA},98        {'name': 'steps',99         'schema': argumentschema.STEPS_SCHEMA,100         'help_text': helptext.STEPS},101        {'name': 'additional-info',102         'help_text': helptext.ADDITIONAL_INFO},103        {'name': 'restore-from-hbase-backup',104         'schema': argumentschema.HBASE_RESTORE_FROM_BACKUP_SCHEMA,105         'help_text': helptext.RESTORE_FROM_HBASE},106        {'name': 'security-configuration',107         'help_text': helptext.SECURITY_CONFIG},108        {'name': 'custom-ami-id',109         'help_text' : helptext.CUSTOM_AMI_ID},110        {'name': 'ebs-root-volume-size',111         'help_text' : helptext.EBS_ROOT_VOLUME_SIZE},112        {'name': 'repo-upgrade-on-boot',113         'help_text' : helptext.REPO_UPGRADE_ON_BOOT},114        {'name': 'kerberos-attributes',115         'schema': argumentschema.KERBEROS_ATTRIBUTES_SCHEMA,116         'help_text': helptext.KERBEROS_ATTRIBUTES}117    ]118    SYNOPSIS = BasicCommand.FROM_FILE('emr', 'create-cluster-synopsis.rst')119    EXAMPLES = BasicCommand.FROM_FILE('emr', 'create-cluster-examples.rst')120    def _run_main_command(self, parsed_args, parsed_globals):121        params = {}122        params['Name'] = parsed_args.name123        self._validate_release_label_ami_version(parsed_args)124        service_role_validation_message = (125            " Either choose --use-default-roles or use both --service-role "126            "<roleName> and --ec2-attributes InstanceProfile=<profileName>.")127        if parsed_args.use_default_roles is True and \128                parsed_args.service_role is not None:129            raise exceptions.MutualExclusiveOptionError(130                option1="--use-default-roles",131                option2="--service-role",132                message=service_role_validation_message)133        if parsed_args.use_default_roles is True and \134                parsed_args.ec2_attributes is not None and \135                'InstanceProfile' in parsed_args.ec2_attributes:136            raise exceptions.MutualExclusiveOptionError(137                option1="--use-default-roles",138                option2="--ec2-attributes InstanceProfile",139                message=service_role_validation_message)140        if parsed_args.instance_groups is not None and \141                parsed_args.instance_fleets is not None:142            raise exceptions.MutualExclusiveOptionError(143                option1="--instance-groups",144                option2="--instance-fleets")145        instances_config = {}146        if parsed_args.instance_fleets is not None:147            instances_config['InstanceFleets'] = \148                instancefleetsutils.validate_and_build_instance_fleets(149                    parsed_args.instance_fleets)150        else:151            instances_config['InstanceGroups'] = \152                instancegroupsutils.validate_and_build_instance_groups(153                    instance_groups=parsed_args.instance_groups,154                    instance_type=parsed_args.instance_type,155                    instance_count=parsed_args.instance_count)156        if parsed_args.release_label is not None:157            params["ReleaseLabel"] = parsed_args.release_label158            if parsed_args.configurations is not None:159                try:160                    params["Configurations"] = json.loads(161                        parsed_args.configurations)162                except ValueError:163                    raise ValueError('aws: error: invalid json argument for '164                                     'option --configurations')165        if (parsed_args.release_label is None and166                parsed_args.ami_version is not None):167            is_valid_ami_version = re.match('\d?\..*', parsed_args.ami_version)168            if is_valid_ami_version is None:169                raise exceptions.InvalidAmiVersionError(170                    ami_version=parsed_args.ami_version)171            params['AmiVersion'] = parsed_args.ami_version172        emrutils.apply_dict(173            params, 'AdditionalInfo', parsed_args.additional_info)174        emrutils.apply_dict(params, 'LogUri', parsed_args.log_uri)175        if parsed_args.use_default_roles is True:176            parsed_args.service_role = EMR_ROLE_NAME177            if parsed_args.ec2_attributes is None:178                parsed_args.ec2_attributes = {}179            parsed_args.ec2_attributes['InstanceProfile'] = EC2_ROLE_NAME180        emrutils.apply_dict(params, 'ServiceRole', parsed_args.service_role)181        if parsed_args.instance_groups is not None:182            for instance_group in instances_config['InstanceGroups']:183                if 'AutoScalingPolicy' in instance_group.keys():184                    if parsed_args.auto_scaling_role is None:185                        raise exceptions.MissingAutoScalingRoleError()186        emrutils.apply_dict(params, 'AutoScalingRole', parsed_args.auto_scaling_role)187        if parsed_args.scale_down_behavior is not None:188            emrutils.apply_dict(params, 'ScaleDownBehavior', parsed_args.scale_down_behavior)189        if (190                parsed_args.no_auto_terminate is False and191                parsed_args.auto_terminate is False):192            parsed_args.no_auto_terminate = True193        instances_config['KeepJobFlowAliveWhenNoSteps'] = \194            emrutils.apply_boolean_options(195                parsed_args.no_auto_terminate,196                '--no-auto-terminate',197                parsed_args.auto_terminate,198                '--auto-terminate')199        instances_config['TerminationProtected'] = \200            emrutils.apply_boolean_options(201                parsed_args.termination_protected,202                '--termination-protected',203                parsed_args.no_termination_protected,204                '--no-termination-protected')205        if (parsed_args.visible_to_all_users is False and206                parsed_args.no_visible_to_all_users is False):207            parsed_args.visible_to_all_users = True208        params['VisibleToAllUsers'] = \209            emrutils.apply_boolean_options(210                parsed_args.visible_to_all_users,211                '--visible-to-all-users',212                parsed_args.no_visible_to_all_users,213                '--no-visible-to-all-users')214        params['Tags'] = emrutils.parse_tags(parsed_args.tags)215        params['Instances'] = instances_config216        if parsed_args.ec2_attributes is not None:217            self._build_ec2_attributes(218                cluster=params, parsed_attrs=parsed_args.ec2_attributes)219        debugging_enabled = emrutils.apply_boolean_options(220            parsed_args.enable_debugging,221            '--enable-debugging',222            parsed_args.no_enable_debugging,223            '--no-enable-debugging')224        if parsed_args.log_uri is None and debugging_enabled is True:225            raise exceptions.LogUriError226        if debugging_enabled is True:227            self._update_cluster_dict(228                cluster=params,229                key='Steps',230                value=[231                    self._build_enable_debugging(parsed_args, parsed_globals)])232        if parsed_args.applications is not None:233            if parsed_args.release_label is None:234                app_list, ba_list, step_list = \235                    applicationutils.build_applications(236                        region=self.region,237                        parsed_applications=parsed_args.applications,238                        ami_version=params['AmiVersion'])239                self._update_cluster_dict(240                    params, 'NewSupportedProducts', app_list)241                self._update_cluster_dict(242                    params, 'BootstrapActions', ba_list)243                self._update_cluster_dict(244                    params, 'Steps', step_list)245            else:246                params["Applications"] = []247                for application in parsed_args.applications:248                    params["Applications"].append(application)249        hbase_restore_config = parsed_args.restore_from_hbase_backup250        if hbase_restore_config is not None:251            args = hbaseutils.build_hbase_restore_from_backup_args(252                dir=hbase_restore_config.get('Dir'),253                backup_version=hbase_restore_config.get('BackupVersion'))254            step_config = emrutils.build_step(255                jar=constants.HBASE_JAR_PATH,256                name=constants.HBASE_RESTORE_STEP_NAME,257                action_on_failure=constants.CANCEL_AND_WAIT,258                args=args)259            self._update_cluster_dict(260                params, 'Steps', [step_config])261        if parsed_args.bootstrap_actions is not None:262            self._build_bootstrap_actions(263                cluster=params,264                parsed_boostrap_actions=parsed_args.bootstrap_actions)265        if parsed_args.emrfs is not None:266            self._handle_emrfs_parameters(267                cluster=params,268                emrfs_args=parsed_args.emrfs,269                release_label=parsed_args.release_label)270        if parsed_args.steps is not None:271            steps_list = steputils.build_step_config_list(272                parsed_step_list=parsed_args.steps,273                region=self.region,274                release_label=parsed_args.release_label)275            self._update_cluster_dict(276                cluster=params, key='Steps', value=steps_list)277        if parsed_args.security_configuration is not None:278            emrutils.apply_dict(279                params, 'SecurityConfiguration', parsed_args.security_configuration)280        if parsed_args.custom_ami_id is not None:281            emrutils.apply_dict(282                params, 'CustomAmiId', parsed_args.custom_ami_id283            )284        if parsed_args.ebs_root_volume_size is not None:285            emrutils.apply_dict(286                params, 'EbsRootVolumeSize', int(parsed_args.ebs_root_volume_size)287            )288        if parsed_args.repo_upgrade_on_boot is not None:289            emrutils.apply_dict(290                params, 'RepoUpgradeOnBoot', parsed_args.repo_upgrade_on_boot291            )292        if parsed_args.kerberos_attributes is not None:293            emrutils.apply_dict(294                params, 'KerberosAttributes', parsed_args.kerberos_attributes)295        self._validate_required_applications(parsed_args)296        run_job_flow_response = emrutils.call(297            self._session, 'run_job_flow', params, self.region,298            parsed_globals.endpoint_url, parsed_globals.verify_ssl)299        constructed_result = self._construct_result(run_job_flow_response)300        emrutils.display_response(self._session, 'run_job_flow',301                                  constructed_result, parsed_globals)302        return 0303    def _construct_result(self, run_job_flow_result):304        jobFlowId = None305        if run_job_flow_result is not None:306            jobFlowId = run_job_flow_result.get('JobFlowId')307        if jobFlowId is not None:308            return {'ClusterId': jobFlowId}309        else:310            return {}311    def _build_ec2_attributes(self, cluster, parsed_attrs):312        keys = parsed_attrs.keys()313        instances = cluster['Instances']314        if ('SubnetId' in keys and 'SubnetIds' in keys):315            raise exceptions.MutualExclusiveOptionError(316                option1="SubnetId",317                option2="SubnetIds")318        if ('AvailabilityZone' in keys and 'AvailabilityZones' in keys):319            raise exceptions.MutualExclusiveOptionError(320                option1="AvailabilityZone",321                option2="AvailabilityZones")322        if ('SubnetId' in keys or 'SubnetIds' in keys) \323                and ('AvailabilityZone' in keys or 'AvailabilityZones' in keys):324            raise exceptions.SubnetAndAzValidationError325        emrutils.apply_params(326            src_params=parsed_attrs, src_key='KeyName',327            dest_params=instances, dest_key='Ec2KeyName')328        emrutils.apply_params(329            src_params=parsed_attrs, src_key='SubnetId',330            dest_params=instances, dest_key='Ec2SubnetId')331        emrutils.apply_params(332            src_params=parsed_attrs, src_key='SubnetIds',333            dest_params=instances, dest_key='Ec2SubnetIds')334        if 'AvailabilityZone' in keys:335            instances['Placement'] = dict()336            emrutils.apply_params(337                src_params=parsed_attrs, src_key='AvailabilityZone',338                dest_params=instances['Placement'],339                dest_key='AvailabilityZone')340        if 'AvailabilityZones' in keys:341            instances['Placement'] = dict()342            emrutils.apply_params(343                src_params=parsed_attrs, src_key='AvailabilityZones',344                dest_params=instances['Placement'],345                dest_key='AvailabilityZones')346        emrutils.apply_params(347            src_params=parsed_attrs, src_key='InstanceProfile',348            dest_params=cluster, dest_key='JobFlowRole')349        emrutils.apply_params(350            src_params=parsed_attrs, src_key='EmrManagedMasterSecurityGroup',351            dest_params=instances, dest_key='EmrManagedMasterSecurityGroup')352        emrutils.apply_params(353            src_params=parsed_attrs, src_key='EmrManagedSlaveSecurityGroup',354            dest_params=instances, dest_key='EmrManagedSlaveSecurityGroup')355        emrutils.apply_params(356            src_params=parsed_attrs, src_key='ServiceAccessSecurityGroup',357            dest_params=instances, dest_key='ServiceAccessSecurityGroup')358        emrutils.apply_params(359            src_params=parsed_attrs, src_key='AdditionalMasterSecurityGroups',360            dest_params=instances, dest_key='AdditionalMasterSecurityGroups')361        emrutils.apply_params(362            src_params=parsed_attrs, src_key='AdditionalSlaveSecurityGroups',363            dest_params=instances, dest_key='AdditionalSlaveSecurityGroups')364        emrutils.apply(params=cluster, key='Instances', value=instances)365        return cluster366    def _build_bootstrap_actions(367            self, cluster, parsed_boostrap_actions):368        cluster_ba_list = cluster.get('BootstrapActions')369        if cluster_ba_list is None:370            cluster_ba_list = []371        bootstrap_actions = []372        if len(cluster_ba_list) + len(parsed_boostrap_actions) \373                > constants.MAX_BOOTSTRAP_ACTION_NUMBER:374            raise ValueError('aws: error: maximum number of '375                             'bootstrap actions for a cluster exceeded.')376        for ba in parsed_boostrap_actions:377            ba_config = {}378            if ba.get('Name') is not None:379                ba_config['Name'] = ba.get('Name')380            else:381                ba_config['Name'] = constants.BOOTSTRAP_ACTION_NAME382            script_arg_config = {}383            emrutils.apply_params(384                src_params=ba, src_key='Path',385                dest_params=script_arg_config, dest_key='Path')386            emrutils.apply_params(387                src_params=ba, src_key='Args',388                dest_params=script_arg_config, dest_key='Args')389            emrutils.apply(390                params=ba_config,391                key='ScriptBootstrapAction',392                value=script_arg_config)393            bootstrap_actions.append(ba_config)394        result = cluster_ba_list + bootstrap_actions395        if len(result) > 0:396            cluster['BootstrapActions'] = result397        return cluster398    def _build_enable_debugging(self, parsed_args, parsed_globals):399        if parsed_args.release_label:400            jar = constants.COMMAND_RUNNER401            args = [constants.DEBUGGING_COMMAND]402        else:403            jar = emrutils.get_script_runner(self.region)404            args = [emrutils.build_s3_link(405                relative_path=constants.DEBUGGING_PATH,406                region=self.region)]407        return emrutils.build_step(408            name=constants.DEBUGGING_NAME,409            action_on_failure=constants.TERMINATE_CLUSTER,410            jar=jar,411            args=args)412    def _update_cluster_dict(self, cluster, key, value):413        if key in cluster.keys():414            cluster[key] += value415        elif value is not None and len(value) > 0:416            cluster[key] = value417        return cluster418    def _validate_release_label_ami_version(self, parsed_args):419        if parsed_args.ami_version is not None and \420                parsed_args.release_label is not None:421            raise exceptions.MutualExclusiveOptionError(422                option1="--ami-version",423                option2="--release-label")424        if parsed_args.ami_version is None and \425                parsed_args.release_label is None:426            raise exceptions.RequiredOptionsError(427                option1="--ami-version",428                option2="--release-label")429    # Checks if the applications required by steps are specified430    # using the --applications option.431    def _validate_required_applications(self, parsed_args):432        specified_apps = set([])433        if parsed_args.applications is not None:434            specified_apps = \435                set([app['Name'].lower() for app in parsed_args.applications])436        missing_apps = self._get_missing_applications_for_steps(specified_apps,437                                                                parsed_args)438        # Check for HBase.439        if parsed_args.restore_from_hbase_backup is not None:440            if constants.HBASE not in specified_apps:441                missing_apps.add(constants.HBASE.title())442        if len(missing_apps) != 0:443            raise exceptions.MissingApplicationsError(444                applications=missing_apps)445    def _get_missing_applications_for_steps(self, specified_apps, parsed_args):446        allowed_app_steps = set([constants.HIVE, constants.PIG,447                                 constants.IMPALA])448        missing_apps = set([])449        if parsed_args.steps is not None:450            for step in parsed_args.steps:451                if len(missing_apps) == len(allowed_app_steps):452                    break453                step_type = step.get('Type')454                if step_type is not None:455                    step_type = step_type.lower()456                    if step_type in allowed_app_steps and \457                            step_type not in specified_apps:458                        missing_apps.add(step['Type'].title())459        return missing_apps460    def _filter_configurations_in_special_cases(self, configurations,461                                                parsed_args, parsed_configs):462        if parsed_args.use_default_roles:463            configurations = [x for x in configurations464                              if x.name is not 'service_role' and465                              x.name is not 'instance_profile']466        return configurations467    def _handle_emrfs_parameters(self, cluster, emrfs_args, release_label):468        if release_label:469            self.validate_no_emrfs_configuration(cluster)470            emrfs_configuration = emrfsutils.build_emrfs_confiuration(471                emrfs_args)472            self._update_cluster_dict(473                cluster=cluster, key='Configurations',474                value=[emrfs_configuration])475        else:476            emrfs_ba_config_list = emrfsutils.build_bootstrap_action_configs(477                self.region, emrfs_args)478            self._update_cluster_dict(479                cluster=cluster, key='BootstrapActions',480                value=emrfs_ba_config_list)481    def validate_no_emrfs_configuration(self, cluster):482        if 'Configurations' in cluster:483            for config in cluster['Configurations']:484                if config is not None and \485                        config.get('Classification') == constants.EMRFS_SITE:...

role.py

Source:role.py

1#   Copyright 2012-2013 OpenStack Foundation2#3#   Licensed under the Apache License, Version 2.0 (the "License"); you may4#   not use this file except in compliance with the License. You may obtain5#   a copy of the License at6#7#        http://www.apache.org/licenses/LICENSE-2.08#9#   Unless required by applicable law or agreed to in writing, software10#   distributed under the License is distributed on an "AS IS" BASIS, WITHOUT11#   WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the12#   License for the specific language governing permissions and limitations13#   under the License.14#15"""Identity v3 Role action implementations"""16import logging17import six18import sys19from cliff import command20from cliff import lister21from cliff import show22from openstackclient.common import utils23class AddRole(command.Command):24    """Adds a role to a user or group on a domain or project"""25    log = logging.getLogger(__name__ + '.AddRole')26    def get_parser(self, prog_name):27        parser = super(AddRole, self).get_parser(prog_name)28        parser.add_argument(29            'role',30            metavar='<role>',31            help='Name or ID of role to add',32        )33        user_or_group = parser.add_mutually_exclusive_group()34        user_or_group.add_argument(35            '--user',36            metavar='<user>',37            help='Name or ID of user to add a role',38        )39        user_or_group.add_argument(40            '--group',41            metavar='<group>',42            help='Name or ID of group to add a role',43        )44        domain_or_project_or_sid_or_sip = parser.add_mutually_exclusive_group()45        domain_or_project_or_sid_or_sip.add_argument(46            '--domain',47            metavar='<domain>',48            help='Name or ID of domain associated with user or group',49        )50        domain_or_project_or_sid_or_sip.add_argument(51            '--project',52            metavar='<project>',53            help='Name or ID of project associated with user or group',54        )55        domain_or_project_or_sid_or_sip.add_argument(56            '--sid',57            metavar='<sid>',58            help='Name or ID of sid associated with user or group',59        )60        domain_or_project_or_sid_or_sip.add_argument(61            '--sip',62            metavar='<sip>',63            help='Name or ID of sip associated with user or group',64        )65        return parser66    def take_action(self, parsed_args):67        self.log.debug('take_action(%s)' % parsed_args)68        identity_client = self.app.client_manager.identity69        if (not parsed_args.user and not parsed_args.domain70                and not parsed_args.group and not parsed_args.project71 		and not parsed_args.sid and not parsed_args.sip):72            return73        role = utils.find_resource(74            identity_client.roles,75            parsed_args.role,76        )77        if parsed_args.user and parsed_args.domain:78            user = utils.find_resource(79                identity_client.users,80                parsed_args.user,81            )82            domain = utils.find_resource(83                identity_client.domains,84                parsed_args.domain,85            )86            identity_client.roles.grant(87                role.id,88                user=user.id,89                domain=domain.id,90            )91        elif parsed_args.user and parsed_args.project:92            user = utils.find_resource(93                identity_client.users,94                parsed_args.user,95            )96            project = utils.find_resource(97                identity_client.projects,98                parsed_args.project,99            )100            identity_client.roles.grant(101                role.id,102                user=user.id,103                project=project.id,104            )105        elif parsed_args.group and parsed_args.domain:106            group = utils.find_resource(107                identity_client.groups,108                parsed_args.group,109            )110            domain = utils.find_resource(111                identity_client.domains,112                parsed_args.domain,113            )114            identity_client.roles.grant(115                role.id,116                group=group.id,117                domain=domain.id,118            )119        elif parsed_args.group and parsed_args.project:120            group = utils.find_resource(121                identity_client.groups,122                parsed_args.group,123            )124            project = utils.find_resource(125                identity_client.projects,126                parsed_args.project,127            )128            identity_client.roles.grant(129                role.id,130                group=group.id,131                project=project.id,132            )133        elif parsed_args.user and parsed_args.sid:134            user = utils.find_resource(135                identity_client.users,136                parsed_args.user,137            )138            sid = utils.find_resource(139                identity_client.domains,140                parsed_args.sid,141            )142            identity_client.roles.grant_sid(143                role.id,144                user=user.id,145                sid=sid.id,146            )147        elif parsed_args.user and parsed_args.sip:148            user = utils.find_resource(149                identity_client.users,150                parsed_args.user,151            )152            sip = utils.find_resource(153                identity_client.projects,154                parsed_args.sip,155            )156            identity_client.roles.grant_sid(157                role.id,158                user=user.id,159                sip=sip.id,160            )161        else:162            sys.stderr.write("Role not added, incorrect set of arguments \163            provided. See openstack --help for more details\n")164        return165class CreateRole(show.ShowOne):166    """Create new role"""167    log = logging.getLogger(__name__ + '.CreateRole')168    def get_parser(self, prog_name):169        parser = super(CreateRole, self).get_parser(prog_name)170        parser.add_argument(171            'name',172            metavar='<role-name>',173            help='New role name',174        )175        return parser176    def take_action(self, parsed_args):177        self.log.debug('take_action(%s)' % parsed_args)178        identity_client = self.app.client_manager.identity179        role = identity_client.roles.create(name=parsed_args.name)180        return zip(*sorted(six.iteritems(role._info)))181class DeleteRole(command.Command):182    """Delete existing role"""183    log = logging.getLogger(__name__ + '.DeleteRole')184    def get_parser(self, prog_name):185        parser = super(DeleteRole, self).get_parser(prog_name)186        parser.add_argument(187            'role',188            metavar='<role>',189            help='Name or ID of role to delete',190        )191        return parser192    def take_action(self, parsed_args):193        self.log.debug('take_action(%s)' % parsed_args)194        identity_client = self.app.client_manager.identity195        role = utils.find_resource(196            identity_client.roles,197            parsed_args.role,198        )199        identity_client.roles.delete(role.id)200        return201class ListRole(lister.Lister):202    """List roles"""203    log = logging.getLogger(__name__ + '.ListRole')204    def take_action(self, parsed_args):205        self.log.debug('take_action(%s)' % parsed_args)206        columns = ('ID', 'Name')207        data = self.app.client_manager.identity.roles.list()208        return (columns,209                (utils.get_item_properties(210                    s, columns,211                    formatters={},212                ) for s in data))213class RemoveRole(command.Command):214    """Remove role command"""215    log = logging.getLogger(__name__ + '.RemoveRole')216    def get_parser(self, prog_name):217        parser = super(RemoveRole, self).get_parser(prog_name)218        parser.add_argument(219            'role',220            metavar='<role>',221            help='Name or ID of role to remove',222        )223        user_or_group = parser.add_mutually_exclusive_group()224        user_or_group.add_argument(225            '--user',226            metavar='<user>',227            help='Name or ID of user to remove a role',228        )229        user_or_group.add_argument(230            '--group',231            metavar='<group>',232            help='Name or ID of group to remove a role',233        )234        domain_or_project = parser.add_mutually_exclusive_group()235        domain_or_project.add_argument(236            '--domain',237            metavar='<domain>',238            help='Name or ID of domain associated with user or group',239        )240        domain_or_project.add_argument(241            '--project',242            metavar='<project>',243            help='Name or ID of project associated with user or group',244        )245        return parser246    def take_action(self, parsed_args):247        self.log.debug('take_action(%s)' % parsed_args)248        identity_client = self.app.client_manager.identity249        if (not parsed_args.user and not parsed_args.domain250                and not parsed_args.group and not parsed_args.project):251            return252        role = utils.find_resource(253            identity_client.roles,254            parsed_args.role,255        )256        if parsed_args.user and parsed_args.domain:257            user = utils.find_resource(258                identity_client.users,259                parsed_args.user,260            )261            domain = utils.find_resource(262                identity_client.domains,263                parsed_args.domain,264            )265            identity_client.roles.revoke(266                role.id,267                user=user.id,268                domain=domain.id,269            )270        elif parsed_args.user and parsed_args.project:271            user = utils.find_resource(272                identity_client.users,273                parsed_args.user,274            )275            project = utils.find_resource(276                identity_client.projects,277                parsed_args.project,278            )279            identity_client.roles.revoke(280                role.id,281                user=user.id,282                project=project.id,283            )284        elif parsed_args.group and parsed_args.domain:285            group = utils.find_resource(286                identity_client.groups,287                parsed_args.group,288            )289            domain = utils.find_resource(290                identity_client.domains,291                parsed_args.domain,292            )293            identity_client.roles.revoke(294                role.id,295                group=group.id,296                domain=domain.id,297            )298        elif parsed_args.group and parsed_args.project:299            group = utils.find_resource(300                identity_client.groups,301                parsed_args.group,302            )303            project = utils.find_resource(304                identity_client.projects,305                parsed_args.project,306            )307            identity_client.roles.revoke(308                role.id,309                group=group.id,310                project=project.id,311            )312        else:313            sys.stderr.write("Role not removed, incorrect set of arguments \314            provided. See openstack --help for more details\n")315        return316class SetRole(command.Command):317    """Set role command"""318    log = logging.getLogger(__name__ + '.SetRole')319    def get_parser(self, prog_name):320        parser = super(SetRole, self).get_parser(prog_name)321        parser.add_argument(322            'role',323            metavar='<role>',324            help='Name or ID of role to update',325        )326        parser.add_argument(327            '--name',328            metavar='<new-role-name>',329            help='New role name',330        )331        return parser332    def take_action(self, parsed_args):333        self.log.debug('take_action(%s)' % parsed_args)334        identity_client = self.app.client_manager.identity335        if not parsed_args.name:336            return337        role = utils.find_resource(338            identity_client.roles,339            parsed_args.role,340        )341        identity_client.roles.update(role.id, name=parsed_args.name)342        return343class ShowRole(show.ShowOne):344    """Show single role"""345    log = logging.getLogger(__name__ + '.ShowRole')346    def get_parser(self, prog_name):347        parser = super(ShowRole, self).get_parser(prog_name)348        parser.add_argument(349            'role',350            metavar='<role>',351            help='Name or ID of role to display',352        )353        return parser354    def take_action(self, parsed_args):355        self.log.debug('take_action(%s)' % parsed_args)356        identity_client = self.app.client_manager.identity357        role = utils.find_resource(358            identity_client.roles,359            parsed_args.role,360        )...

connections.py

Source:connections.py

1import logging2import subprocess3from contextlib import contextmanager4from os import path5logger = logging.getLogger('connections')6@contextmanager7def set_argument(parsed_args, name, value):8    old_value = getattr(parsed_args, name)9    setattr(parsed_args, name, value)10    try:11        yield parsed_args12    finally:13        setattr(parsed_args, name, old_value)14def check_output_as_list(command):15    logger.debug(command)16    output = subprocess.check_output([command], shell=True)17    logger.debug(output)18    lines = output.decode('utf-8').split('\n')19    lines = [line for line in lines if len(line) > 0]20    logger.debug(lines)21    return lines22class Connection(object):23    @classmethod24    def hosts(cls, parsed_args):25        """ Returns a list of hosts to connect to.26        Can return a host as '\n' to force tmux to make a new window.27        """28        raise NotImplementedError()29    @classmethod30    def copy(cls, host, parsed_args):31        raise NotImplementedError()32    @classmethod33    def command(cls, host, parsed_args):34        raise NotImplementedError()35    @classmethod36    def connect(cls, host, parsed_args):37        raise NotImplementedError()38class SSHConnection(Connection):39    @classmethod40    def hosts(cls, parsed_args):41        if len(parsed_args.hosts) == 0:42            raise ValueError("At least one host must be specified!\n")43        return parsed_args.hosts44    @classmethod45    def copy(cls, host, parsed_args, and_execute=True):46        script_path, script_name = path.split(parsed_args.script)47        copy = 'scp {} {} {}:/tmp'.format(parsed_args.ssh_options, parsed_args.script, host)48        connect = cls.connect(host, parsed_args)49        chmod = connect + ' chmod u+x /tmp/{}'.format(script_name)50        if and_execute:51            execute = connect + ' /tmp/{}'.format(script_name)52            return '{} && {} && {} && {}'.format(copy, chmod, execute, connect)53        return '{} && {}'.format(copy, chmod)54    @classmethod55    def command(cls, host, parsed_args):56        return '{} {} {} {}'.format(parsed_args.ssh_command, parsed_args.ssh_options, host, parsed_args.command)57    @classmethod58    def connect(cls, host, parsed_args):59        return '{} {} {}'.format(parsed_args.ssh_command, parsed_args.ssh_options, host)60class DockerConnection(Connection):61    @classmethod62    def hosts(cls, parsed_args, prepend_command=''):63        host_names = parsed_args.hosts64        matched_host_names = {}65        for name in host_names:66            matched_host_names[name] = False67        hosts = []68        names_and_ids = check_output_as_list(69            prepend_command + "docker ps --format '{{.Names}},{{.ID}}'")70        if len(host_names) == 0:71            hosts.extend(n_and_i.split(',')[1] for n_and_i in names_and_ids)72        else:73            for n_and_i in names_and_ids:74                n, i = n_and_i.split(',')75                if n in host_names:76                    hosts.append(i)77                    matched_host_names[n] = True78                elif i in host_names:79                    hosts.append(i)80                    matched_host_names[n] = True81                elif parsed_args.approximate and any(name in n for name in host_names):82                    hosts.append(i)83                elif parsed_args.approximate and any(name in i for name in host_names):84                    hosts.append(i)85        logger.debug("hosts = {0}".format(hosts))86        if len(hosts) == 0:87            raise ValueError("No docker containers detected to connect to!")88        if not parsed_args.approximate:89            for name in host_names:90                if not matched_host_names[name]:91                    raise ValueError("No container named '{}' found!".format(name))92        return hosts93    @classmethod94    def _execute(cls, host, parsed_args, command, prepend_command=''):95        with set_argument(parsed_args, 'docker_command', 'exec -it {}'.format('{} ' + command)) as parsed_args:96            return cls.connect(host, parsed_args, prepend_command)97    @classmethod98    def copy(cls, host, parsed_args, prepend_command=''):99        script_path, script_name = path.split(parsed_args.script)100        copy = '{}docker cp {} {}:/tmp'.format(prepend_command, parsed_args.script, host)101        chmod = cls._execute(host, parsed_args, 'chmod u+x /tmp/' + script_name, prepend_command)102        execute = cls._execute(host, parsed_args, '/tmp/' + script_name, prepend_command)103        connect = cls.connect(host, parsed_args, prepend_command)104        return '{} && {} && {} && {}'.format(copy, chmod, execute, connect)105    @classmethod106    def command(cls, host, parsed_args, prepend_command=''):107        command = cls._execute(host, parsed_args, parsed_args.command, prepend_command)108        connect = cls.connect(host, parsed_args, prepend_command)109        return '{} && {}'.format(command, connect)110    @classmethod111    def connect(cls, host, parsed_args, prepend_command=''):112        if parsed_args.docker_command:113            if '{}' in parsed_args.docker_command:114                # Commands like:115                #  -dc 'exec -it {} bash'116                return '{}docker {}'.format(prepend_command, parsed_args.docker_command.format(host))117            else:118                # Commands without {} get host appended to it, like:119                #  -dc logs120                #  -dc 'logs -f'121                return '{}docker {} {}'.format(prepend_command, parsed_args.docker_command, host)122        else:123            return '{}docker exec -it {} bash'.format(prepend_command, host)124class DockerComposeConnection(DockerConnection):125    @classmethod126    def hosts(cls, parsed_args):127        containers = check_output_as_list('docker-compose ps --filter="status=running" --services')128        logger.debug('containers = "{}"'.format(containers))129        filtered_hosts = []130        for container_name in containers:131            if container_name in parsed_args.hosts:132                filtered_hosts.append(container_name)133            elif parsed_args.approximate and any(h in container_name for h in parsed_args.hosts):134                filtered_hosts.append(container_name)135        logger.debug('filtered_hosts = "{}"'.format(filtered_hosts))136        if len(filtered_hosts) == 0:137            raise ValueError("No service found in {}".format(containers))138        hosts = []139        for name in containers:140            if len(filtered_hosts) > 0 and name not in filtered_hosts:141                continue142            container = check_output_as_list('docker-compose ps -q {}'.format(name))143            if len(container) == 1:144                hosts.append(container[0])145        if len(hosts) == 0:146            raise ValueError("No running docker containers detected to connect to!")147        return hosts148class SSHDockerConnection(DockerConnection):149    @classmethod150    def hosts(cls, parsed_args):151        if len(parsed_args.hosts) == 0:152            raise ValueError("At least one host must be specified!\n")153        ssh_hosts = parsed_args.hosts154        with set_argument(parsed_args, 'hosts', parsed_args.docker_containers.split(',')) as parsed_args:155            hosts = []156            for ssh_host in ssh_hosts:157                found_containers = super().hosts(parsed_args, 'ssh {} '.format(ssh_host))158                more_hosts = ['{},{}'.format(ssh_host, container) for container in found_containers]159                if len(hosts) > 0 and len(more_hosts) > 0:160                    hosts.append('\n')161                hosts.extend(more_hosts)162            return hosts163    @classmethod164    def copy(cls, host, parsed_args):165        ssh_host, container = host.split(',')166        ssh_copy = SSHConnection.copy(ssh_host, parsed_args, and_execute=False)167        with set_argument(parsed_args, 'ssh_options', '-t ' + parsed_args.ssh_options) as parsed_args:168            ssh_command = SSHConnection.connect(ssh_host, parsed_args)169        with set_argument(parsed_args, 'script', '/tmp/' + parsed_args.script) as parsed_args:170            docker_copy = DockerConnection.copy(container, parsed_args, prepend_command=ssh_command + ' ')171        return '{} && {}'.format(ssh_copy, docker_copy)172    @classmethod173    def command(cls, host, parsed_args, prepend_command=''):174        ssh_host, container = host.split(',')175        with set_argument(parsed_args, 'ssh_options', '-t ' + parsed_args.ssh_options) as parsed_args:176            ssh_command = SSHConnection.connect(ssh_host, parsed_args)177            return DockerConnection.command(container, parsed_args, prepend_command=ssh_command + ' ')178    @classmethod179    def connect(cls, host, parsed_args):180        ssh_host, container = host.split(',')181        with set_argument(parsed_args, 'ssh_options', '-t ' + parsed_args.ssh_options) as parsed_args:182            ssh_command = SSHConnection.connect(ssh_host, parsed_args)...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.