Synnefo » ./kamaki

# Copyright 2011-2013 GRNET S.A. All rights reserved.

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# interpreted as representing official policies, either expressed

# or implied, of GRNET S.A.command

from json import load, loads

from os.path import abspath

from kamaki.cli import command

from kamaki.clients.astakos import LoggedAstakosClient

from kamaki.cli.commands import (

    _command_init, errors, _optional_json, addLogSettings, _name_filter)

from kamaki.cli.command_tree import CommandTree

from kamaki.cli.errors import CLIBaseUrlError, CLISyntaxError, CLIError

from kamaki.cli.argument import (

    FlagArgument, ValueArgument, IntArgument, CommaSeparatedListArgument)

from kamaki.cli.utils import format_size, filter_dicts_by_dict

#  Mandatory

user_commands = CommandTree('user', 'Astakos/Identity API commands')

quota_commands = CommandTree(

    'quota', 'Astakos/Account API commands for quotas')

resource_commands = CommandTree(

    'resource', 'Astakos/Account API commands for resources')

project_commands = CommandTree('project', 'Astakos project API commands')

membership_commands = CommandTree(

    'membership', 'Astakos project membership API commands')

#  Optional

endpoint_commands = CommandTree(

    'endpoint', 'Astakos/Account API commands for endpoints')

service_commands = CommandTree('service', 'Astakos API commands for services')

commission_commands = CommandTree(

    'commission', 'Astakos API commands for commissions')

_commands = [

    user_commands, quota_commands, resource_commands, project_commands,

    service_commands, commission_commands, endpoint_commands,

    membership_commands]

def with_temp_token(func):

    """ Set token to self.client.token, run func, recover old token """

    def wrap(self, *args, **kwargs):

        try:

            token = kwargs.pop('token')

        except KeyError:

            raise CLISyntaxError('A token is needed for %s' % func)

        token_bu = self.client.token

        try:

            self.client.token = token or token_bu

            return func(self, *args, **kwargs)

        finally:

            self.client.token = token_bu

    return wrap

class _init_synnefo_astakosclient(_command_init):

    @errors.generic.all

    @errors.user.load

    @errors.user.astakosclient

    @addLogSettings

    def _run(self):

        if getattr(self, 'cloud', None):

            base_url = self._custom_url('astakos')

            if base_url:

                token = self._custom_token(

                    'astakos') or self.config.get_cloud(

                    self.cloud, 'token')

                token = token.split()[0] if ' ' in token else token

                self.client = LoggedAstakosClient(base_url, token)

                return

        else:

            self.cloud = 'default'

        if getattr(self, 'auth_base', None):

            self.client = self.auth_base.get_client()

            return

        raise CLIBaseUrlError(service='astakos')

    def main(self):

        self._run()

@command(user_commands)

class user_authenticate(_init_synnefo_astakosclient, _optional_json):

    """Authenticate a user and get all authentication information"""

    @errors.generic.all

    @errors.user.authenticate

    @errors.user.astakosclient

    @with_temp_token

    def _run(self):

        self._print(self.client.authenticate(), self.print_dict)

    def main(self, token=None):

        super(self.__class__, self)._run()

        self._run(token=token)

@command(user_commands)

class user_uuid2name(_init_synnefo_astakosclient, _optional_json):

    """Get user name(s) from uuid(s)"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, uuids):

        r = self.client.get_usernames(uuids)

        self._print(r, self.print_dict)

        unresolved = set(uuids).difference(r)

        if unresolved:

            self.error('Unresolved uuids: %s' % ', '.join(unresolved))

    def main(self, uuid, *more_uuids):

        super(self.__class__, self)._run()

        self._run(uuids=((uuid, ) + more_uuids))

@command(user_commands)

class user_name2uuid(_init_synnefo_astakosclient, _optional_json):

    """Get user uuid(s) from name(s)"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, usernames):

        r = self.client.get_uuids(usernames)

        self._print(r, self.print_dict)

        unresolved = set(usernames).difference(r)

        if unresolved:

            self.error('Unresolved usernames: %s' % ', '.join(unresolved))

    def main(self, username, *more_usernames):

        super(self.__class__, self)._run()

        self._run(usernames=((username, ) + more_usernames))

class _quota(_init_synnefo_astakosclient, _optional_json):

    _to_format = set(['cyclades.disk', 'pithos.diskspace', 'cyclades.ram'])

    arguments = dict(

        bytes=FlagArgument('Show data size in bytes', '--bytes')

    )

    def _print_quotas(self, quotas, *args, **kwargs):

        if not self['bytes']:

            for category in quotas.values():

                for service in self._to_format.intersection(category):

                    for attr, v in category[service].items():

                        category[service][attr] = format_size(v)

        self.print_dict(quotas, *args, **kwargs)

@command(quota_commands)

class quota_info(_quota):

    """Get quota for a service (cyclades, pithos, astakos)"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, service):

        r = dict()

        for k, v in self.client.get_quotas()['system'].items():

            if (k.startswith(service)):

                r[k] = v

        self._print({'%s*' % service: r}, self._print_quotas)

    def main(self, service):

        super(self.__class__, self)._run()

        self._run(service)

@command(quota_commands)

class quota_list(_quota):

    """Get user quotas"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        self._print(self.client.get_quotas(), self._print_quotas)

    def main(self):

        super(self.__class__, self)._run()

        self._run()

#  command user session

@command(user_commands)

class user_info(_init_synnefo_astakosclient, _optional_json):

    """Get info for (current) session user"""

    arguments = dict(

        uuid=ValueArgument('Query user with uuid', '--uuid'),

        name=ValueArgument('Query user with username/email', '--username')

    )

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        if self['uuid'] and self['name']:

            raise CLISyntaxError(

                'Arguments uuid and username are mutually exclusive',

                details=['Use either uuid OR username OR none, not both'])

        uuid = self['uuid'] or (self._username2uuid(self['name']) if (

            self['name']) else None)

        try:

            token = self.auth_base.get_token(uuid) if uuid else None

        except KeyError:

            msg = ('id %s' % self['uuid']) if (

                self['uuid']) else 'username %s' % self['name']

            raise CLIError(

                'No user with %s in the cached session list' % msg, details=[

                    'To see all cached session users',

                    '  /user list',

                    'To authenticate and add a new user in the session list',

                    '  /user add <new token>'])

        self._print(self.auth_base.user_info(token), self.print_dict)

@command(user_commands)

class user_add(_init_synnefo_astakosclient, _optional_json):

    """Authenticate a user by token and add to kamaki session (cache)"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, token=None):

        ask = token and token not in self.auth_base._uuids

        self._print(self.auth_base.authenticate(token), self.print_dict)

        if ask and self.ask_user(

                'Token is temporarily stored in memory. If it is stored in'

                ' kamaki configuration file, it will be available in later'

                ' sessions. Do you want to permanently store this token?'):

            tokens = self.auth_base._uuids.keys()

            tokens.remove(self.auth_base.token)

            self['config'].set_cloud(

                self.cloud, 'token', ' '.join([self.auth_base.token] + tokens))

            self['config'].write()

    def main(self, new_token=None):

        super(self.__class__, self)._run()

        self._run(token=new_token)

@command(user_commands)

class user_list(_init_synnefo_astakosclient, _optional_json):

    """List (cached) session users"""

    arguments = dict(

        detail=FlagArgument('Detailed listing', ('-l', '--detail'))

    )

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        self._print([u if self['detail'] else (dict(

            id=u['id'], name=u['name'])) for u in self.auth_base.list_users()])

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(user_commands)

class user_select(_init_synnefo_astakosclient):

    """Select a user from the (cached) list as the current session user"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, uuid):

        try:

            first_token = self.auth_base.get_token(uuid)

        except KeyError:

            raise CLIError(

                'No user with uuid %s in the cached session list' % uuid,

                details=[

                    'To see all cached session users',

                    '  /user list',

                    'To authenticate and add a new user in the session list',

                    '  /user add <new token>'])

        if self.auth_base.token != first_token:

            self.auth_base.token = first_token

            msg = 'User with id %s is now the current session user.\n' % uuid

            msg += 'Do you want future sessions to also start with this user?'

            if self.ask_user(msg):

                tokens = self.auth_base._uuids.keys()

                tokens.remove(self.auth_base.token)

                tokens.insert(0, self.auth_base.token)

                self['config'].set_cloud(

                    self.cloud, 'token',  ' '.join(tokens))

                self['config'].write()

                self.error('User is selected for next sessions')

            else:

                self.error('User is not permanently selected')

        else:

            self.error('User was already the selected session user')

    def main(self, user_uuid):

        super(self.__class__, self)._run()

        self._run(uuid=user_uuid)

@command(user_commands)

class user_delete(_init_synnefo_astakosclient):

    """Delete a user (token) from the (cached) list of session users"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, uuid):

        if uuid == self.auth_base.user_term('id'):

            raise CLIError('Cannot remove current session user', details=[

                'To see all cached session users',

                '  /user list',

                'To see current session user',

                '  /user info',

                'To select a different session user',

                '  /user select <user uuid>'])

        try:

            self.auth_base.remove_user(uuid)

        except KeyError:

            raise CLIError('No user with uuid %s in session list' % uuid,

                details=[

                    'To see all cached session users',

                    '  /user list',

                    'To authenticate and add a new user in the session list',

                    '  /user add <new token>'])

        if self.ask_user(

                'User is removed from current session, but will be restored in'

                ' the next session. Remove the user from future sessions?'):

            self['config'].set_cloud(

                self.cloud, 'token', ' '.join(self.auth_base._uuids.keys()))

            self['config'].write()

    def main(self, user_uuid):

        super(self.__class__, self)._run()

        self._run(uuid=user_uuid)

#  command admin

@command(service_commands)

class service_list(_init_synnefo_astakosclient, _optional_json):

    """List available services"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        self._print(self.client.get_services())

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(service_commands)

class service_uuid2username(_init_synnefo_astakosclient, _optional_json):

    """Get service username(s) from uuid(s)"""

    @errors.generic.all

    @errors.user.astakosclient

    @with_temp_token

    def _run(self, uuids):

        if 1 == len(uuids):

            self._print(self.client.service_get_username(uuids[0]))

        else:

            self._print(

                self.client.service_get_usernames(uuids),

                self.print_dict)

    def main(self, service_token, uuid, *more_uuids):

        super(self.__class__, self)._run()

        self._run([uuid] + list(more_uuids), token=service_token)

@command(service_commands)

class service_username2uuid(_init_synnefo_astakosclient, _optional_json):

    """Get service uuid(s) from username(s)"""

    @errors.generic.all

    @errors.user.astakosclient

    @with_temp_token

    def _run(self, usernames):

        if 1 == len(usernames):

            self._print(self.client.service_get_uuid(usernames[0]))

        else:

            self._print(

                self.client.service_get_uuids(usernames),

                self.print_dict)

    def main(self, service_token, usernames, *more_usernames):

        super(self.__class__, self)._run()

        self._run([usernames] + list(more_usernames), token=service_token)

@command(service_commands)

class service_quotas(_init_synnefo_astakosclient, _optional_json):

    """Get service quotas"""

    arguments = dict(

        uuid=ValueArgument('A user uuid to get quotas for', '--uuid')

    )

    @errors.generic.all

    @errors.user.astakosclient

    @with_temp_token

    def _run(self):

        self._print(self.client.service_get_quotas(self['uuid']))

    def main(self, service_token):

        super(self.__class__, self)._run()

        self._run(token=service_token)

@command(commission_commands)

class commission_pending(_init_synnefo_astakosclient, _optional_json):

    """List pending commissions (special privileges required)"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        self._print(self.client.get_pending_commissions())

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(commission_commands)

class commission_info(_init_synnefo_astakosclient, _optional_json):

    """Get commission info (special privileges required)"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, commission_id):

        commission_id = int(commission_id)

        self._print(

            self.client.get_commission_info(commission_id), self.print_dict)

    def main(self, commission_id):

        super(self.__class__, self)._run()

        self._run(commission_id)

@command(commission_commands)

class commission_accept(_init_synnefo_astakosclient):

    """Accept a pending commission  (special privileges required)"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, commission_id):

        commission_id = int(commission_id)

        self.client.accept_commission(commission_id)

    def main(self, commission_id):

        super(self.__class__, self)._run()

        self._run(commission_id)

@command(commission_commands)

class commission_reject(_init_synnefo_astakosclient):

    """Reject a pending commission (special privileges required)"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, commission_id):

        commission_id = int(commission_id)

        self.client.reject_commission(commission_id)

    def main(self, commission_id):

        super(self.__class__, self)._run()

        self._run(commission_id)

@command(commission_commands)

class commission_resolve(_init_synnefo_astakosclient, _optional_json):

    """Resolve multiple commissions (special privileges required)"""

    arguments = dict(

        accept=CommaSeparatedListArgument(

            'commission ids to accept (e.g., --accept=11,12,13,...',

            '--accept'),

        reject=CommaSeparatedListArgument(

            'commission ids to reject (e.g., --reject=11,12,13,...',

            '--reject')

    )

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        self.writeln('accepted ', self['accept'])

        self.writeln('rejected ', self['reject'])

        self._print(

            self.client.resolve_commissions(self['accept'], self['reject']),

            self.print_dict)

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(commission_commands)

class commission_issue(_init_synnefo_astakosclient, _optional_json):

    """Issue commissions as a json string (special privileges required)

    Parameters:

    holder      -- user's id (string)

    source      -- commission's source (ex system) (string)

    provisions  -- resources with their quantity (json-dict from string to int)

    name        -- description of the commission (string)

    """

    arguments = dict(

        force=FlagArgument('Force commission', '--force'),

        accept=FlagArgument('Do not wait for verification', '--accept')

    )

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, holder, source, provisions, name=''):

        provisions = loads(provisions)

        self._print(self.client.issue_one_commission(

            holder, source, provisions, name,

            self['force'], self['accept']))

    def main(self, user_uuid, source, provisions_file, name=''):

        super(self.__class__, self)._run()

        self._run(user_uuid, source, provisions_file, name)

@command(resource_commands)

class resource_list(_init_synnefo_astakosclient, _optional_json):

    """List user resources"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        self._print(self.client.get_resources(), self.print_dict)

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(endpoint_commands)

class endpoint_list(

        _init_synnefo_astakosclient, _optional_json, _name_filter):

    """Get endpoints service endpoints"""

    arguments = dict(endpoint_type=ValueArgument('Filter by type', '--type'))

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        r = self.client.get_endpoints()['access']['serviceCatalog']

        r = self._filter_by_name(r)

        if self['endpoint_type']:

            r = filter_dicts_by_dict(r, dict(type=self['endpoint_type']))

        self._print(r)

    def main(self):

        super(self.__class__, self)._run()

        self._run()

#  command project

_project_specs = """{

    "name": name,

    "owner": uuid,

    "homepage": homepage,         # optional

    "description": description,   # optional

    "comments": comments,         # optional

    "start_date": date,           # optional

    "end_date": date,

    "join_policy": "auto" | "moderated" | "closed",  # default: "moderated"

    "leave_policy": "auto" | "moderated" | "closed", # default: "auto"

    "resources": {"cyclades.vm": {

    "project_capacity": int or null,

    "member_capacity": int

    }}}

"""

def apply_notification(func):

    def wrap(self, *args, **kwargs):

        r = func(self, *args, **kwargs)

        self.writeln('Application is submitted successfully')

        return r

    return wrap

@command(project_commands)

class project_list(_init_synnefo_astakosclient, _optional_json):

    """List all projects"""

    arguments = dict(

        details=FlagArgument('Show details', ('-l', '--details')),

        name=ValueArgument('Filter by name', ('--with-name', )),

        state=ValueArgument('Filter by state', ('--with-state', )),

        owner=ValueArgument('Filter by owner', ('--with-owner', ))

    )

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        r = self.client.get_projects(

            self['name'], self['state'], self['owner'])

        if not (self['details'] or self['output_format']):

            r = [dict(

                id=i['id'],

                name=i['name'],

                description=i['description']) for i in r]

        self._print(r)

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(project_commands)

class project_info(_init_synnefo_astakosclient, _optional_json):

    """Get details for a project"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, project_id):

        self._print(

            self.client.get_project(project_id), self.print_dict)

    def main(self, project_id):

        super(self.__class__, self)._run()

        self._run(project_id)

@command(project_commands)

class project_create(_init_synnefo_astakosclient, _optional_json):

    """Apply for a new project (enter data though standard input or file path)

    Project details must be provided as a json-formated dict from the

    standard input, or through a file

    """

    __doc__ += _project_specs

    arguments = dict(

        specs_path=ValueArgument(

            'Specification file path (content must be in json)', '--spec-file')

    )

    @errors.generic.all

    @errors.user.astakosclient

    @apply_notification

    def _run(self):

        input_stream = open(abspath(self['specs_path'])) if (

            self['specs_path']) else self._in

        specs = load(input_stream)

        self._print(

            self.client.create_project(specs), self.print_dict)

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(project_commands)

class project_modify(_init_synnefo_astakosclient, _optional_json):

    """Modify a project (input a json-dict)

    Project details must be provided as a json-formated dict from the standard

    input, or through a file

    """

    __doc__ += _project_specs

    arguments = dict(

        specs_path=ValueArgument(

            'Specification file path (content must be in json)', '--spec-file')

    )

    @errors.generic.all

    @errors.user.astakosclient

    @apply_notification

    def _run(self, project_id):

        input_stream = open(abspath(self['specs_path'])) if (

            self['specs_path']) else self._in

        specs = load(input_stream)

        self._print(

            self.client.modify_project(project_id, specs),

            self.print_dict)

    def main(self, project_id):

        super(self.__class__, self)._run()

        self._run(project_id)

class _project_action(_init_synnefo_astakosclient):

    action = ''

    arguments = dict(

        reason=ValueArgument('Quote a reason for this action', '--reason'),

    )

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, project_id, quote_a_reason):

        self.client.project_action(project_id, self.action, quote_a_reason)

    def main(self, project_id):

        super(_project_action, self)._run()

        self._run(project_id, self['reason'] or '')

@command(project_commands)

class project_suspend(_project_action):

    """Suspend a project (special privileges needed)"""

    action = 'suspend'

@command(project_commands)

class project_unsuspend(_project_action):

    """Resume a suspended project (special privileges needed)"""

    action = 'unsuspend'

@command(project_commands)

class project_terminate(_project_action):

    """Terminate a project (special privileges needed)"""

    action = 'terminate'

@command(project_commands)

class project_reinstate(_project_action):

    """Reinstate a terminated project (special privileges needed)"""

    action = 'reinstate'

class _application_action(_init_synnefo_astakosclient):

    action = ''

    arguments = dict(

        app_id=ValueArgument('The application ID', '--app-id'),

        reason=ValueArgument('Quote a reason for this action', '--reason'),

    )

    required = ('app_id', )

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, project_id, app_id, quote_a_reason):

        self.client.application_action(

            project_id, app_id, self.action, quote_a_reason)

    def main(self, project_id):

        super(_application_action, self)._run()

        self._run(self['app_id'], self['reason'] or '')

@command(project_commands)

class project_approve(_application_action):

    """Approve an application (special privileges needed)"""

    action = 'approve'

@command(project_commands)

class project_deny(_application_action):

    """Deny an application (special privileges needed)"""

    action = 'deny'

@command(project_commands)

class project_dismiss(_application_action):

    """Dismiss your denied application"""

    action = 'dismiss'

@command(project_commands)

class project_cancel(_application_action):

    """Cancel your application"""

    action = 'cancel'

@command(membership_commands)

class membership(_init_synnefo_astakosclient):

    """Project membership management commands"""

@command(membership_commands)

class membership_list(_init_synnefo_astakosclient, _optional_json):

    """List all memberships"""

    arguments = dict(

        project=IntArgument('Filter by project id', '--with-project-id')

    )

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self):

        self._print(self.client.get_memberships(self['project']))

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(membership_commands)

class membership_info(_init_synnefo_astakosclient, _optional_json):

    """Details on a membership"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, memb_id):

        self._print(

            self.client.get_membership(memb_id), self.print_dict)

    def main(self, membership_id):

        super(self.__class__, self)._run()

        self._run(membership_id)

class _membership_action(_init_synnefo_astakosclient, _optional_json):

    action = ''

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, memb_id, quote_a_reason):

        self._print(self.client.membership_action(

            memb_id, self.action, quote_a_reason))

    def main(self, membership_id, quote_a_reason=''):

        super(_membership_action, self)._run()

        self._run(membership_id, quote_a_reason)

@command(membership_commands)

class membership_leave(_membership_action):

    """Leave a project you have membership to"""

    action = 'leave'

@command(membership_commands)

class membership_cancel(_membership_action):

    """Cancel your (probably pending) membership to a project"""

    action = 'cancel'

@command(membership_commands)

class membership_accept(_membership_action):

    """Accept a membership for a project you manage"""

    action = 'accept'

@command(membership_commands)

class membership_reject(_membership_action):

    """Reject a membership for a project you manage"""

    action = 'reject'

@command(membership_commands)

class membership_remove(_membership_action):

    """Remove a membership for a project you manage"""

    action = 'remove'

@command(membership_commands)

class membership_join(_init_synnefo_astakosclient):

    """Join a project"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, project_id):

        self.writeln(self.client.join_project(project_id))

    def main(self, project_id):

        super(membership_join, self)._run()

        self._run(project_id)

@command(membership_commands)

class membership_enroll(_init_synnefo_astakosclient):

    """Enroll somebody to a project you manage"""

    @errors.generic.all

    @errors.user.astakosclient

    def _run(self, project_id, email):

        self.writeln(self.client.enroll_member(project_id, email))

    def main(self, project_id, email):

        super(membership_enroll, self)._run()

        self._run(project_id, email)