root / kamaki / cli / commands / errors.py @ c4aefeaf
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# Copyright 2011-2012 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.command
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from traceback import print_stack, print_exc |
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from kamaki.clients import ClientError |
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from kamaki.cli.errors import CLIError, raiseCLIError, CLISyntaxError |
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from kamaki.cli import _debug, kloger |
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from kamaki.cli.utils import format_size |
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class generic(object): |
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@classmethod
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def all(this, foo): |
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def _raise(self, *args, **kwargs): |
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try:
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return foo(self, *args, **kwargs) |
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except Exception as e: |
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if _debug:
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print_stack() |
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print_exc(e) |
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raiseCLIError(e) |
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return _raise
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@classmethod
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def _connection(this, foo, base_url): |
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def _raise(self, *args, **kwargs): |
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try:
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foo(self, *args, **kwargs)
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except ClientError as ce: |
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ce_msg = ('%s' % ce).lower()
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if ce.status == 401: |
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raiseCLIError(ce, 'Authorization failed', details=[
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'Make sure a valid token is provided:',
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' to check if token is valid: /user authenticate',
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' to set token: /config set [.server.]token <token>',
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' to get current token: /config get [server.]token'])
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elif ce.status in range(-12, 200) + [302, 401, 403, 500]: |
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raiseCLIError(ce, importance=3, details=[
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'Check if service is up or set to url %s' % base_url,
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' to get url: /config get %s' % base_url,
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' to set url: /config set %s <URL>' % base_url])
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elif ce.status == 404 and 'kamakihttpresponse' in ce_msg: |
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client = getattr(self, 'client', None) |
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if not client: |
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raise
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url = getattr(client, 'base_url', '<empty>') |
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msg = 'Invalid service url %s' % url
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raiseCLIError(ce, msg, details=[ |
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'Please, check if service url is correctly set',
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'* to get current url: /config get compute.url',
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'* to set url: /config set compute.url <URL>'])
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raise
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return _raise
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class user(object): |
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_token_details = [ |
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'To check default token: /config get token',
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'If set/update a token:',
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'* (permanent): /config set token <token>',
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'* (temporary): re-run with <token> parameter']
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@classmethod
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def load(this, foo): |
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def _raise(self, *args, **kwargs): |
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r = foo(self, *args, **kwargs)
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try:
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client = getattr(self, 'client') |
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except AttributeError as ae: |
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raiseCLIError(ae, 'Client setup failure', importance=3) |
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if not getattr(client, 'token', False): |
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kloger.warning( |
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'No permanent token (try: kamaki config set token <tkn>)')
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if not getattr(client, 'base_url', False): |
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msg = 'Missing astakos server URL'
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raise CLIError(msg, importance=3, details=[ |
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'Check if user.url is set correctly',
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'To get astakos url: /config get user.url',
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'To set astakos url: /config set user.url <URL>'])
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return r
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return _raise
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@classmethod
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def authenticate(this, foo): |
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def _raise(self, *args, **kwargs): |
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try:
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return foo(self, *args, **kwargs) |
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except ClientError as ce: |
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if ce.status == 401: |
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token = kwargs.get('custom_token', 0) or self.client.token |
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msg = ( |
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'Authorization failed for token %s' % token
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) if token else 'No token provided', |
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details = [] if token else this._token_details |
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raiseCLIError(ce, msg, details=details) |
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self._raise = foo
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return _raise
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class history(object): |
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@classmethod
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def init(this, foo): |
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def _raise(self, *args, **kwargs): |
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r = foo(self, *args, **kwargs)
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if not hasattr(self, 'history'): |
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raise CLIError('Failed to load history', importance=2) |
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return r
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return _raise
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@classmethod
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def _get_cmd_ids(this, foo): |
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def _raise(self, cmd_ids, *args, **kwargs): |
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if not cmd_ids: |
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raise CLISyntaxError(
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'Usage: <id1|id1-id2> [id3|id3-id4] ...',
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details=self.__doc__.split('\n')) |
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return foo(self, cmd_ids, *args, **kwargs) |
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return _raise
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class cyclades(object): |
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about_flavor_id = [ |
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'How to pick a valid flavor id:',
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'* get a list of flavor ids: /flavor list',
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'* details of flavor: /flavor info <flavor id>']
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about_network_id = [ |
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'How to pick a valid network id:',
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'* get a list of network ids: /network list',
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'* details of network: /network info <network id>']
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@classmethod
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def connection(this, foo): |
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return generic._connection(foo, 'compute.url') |
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@classmethod
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def date(this, foo): |
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def _raise(self, *args, **kwargs): |
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try:
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return foo(self, *args, **kwargs) |
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except ClientError as ce: |
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if ce.status == 400 and 'changes-since' in ('%s' % ce): |
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raise CLIError(
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'Incorrect date format for --since',
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details=['Accepted date format: d/m/y'])
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raise
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return _raise
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@classmethod
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def network_id(this, foo): |
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def _raise(self, *args, **kwargs): |
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network_id = kwargs.get('network_id', None) |
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try:
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network_id = int(network_id)
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return foo(self, *args, **kwargs) |
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except ValueError as ve: |
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msg = 'Invalid network id %s ' % network_id
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details = ['network id must be a positive integer']
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raiseCLIError(ve, msg, details=details, importance=1)
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except ClientError as ce: |
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if network_id and ce.status == 404 and ( |
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'network' in ('%s' % ce).lower() |
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): |
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msg = 'No network with id %s found' % network_id,
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raiseCLIError(ce, msg, details=this.about_network_id) |
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raise
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return _raise
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@classmethod
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def network_max(this, foo): |
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def _raise(self, *args, **kwargs): |
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try:
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return foo(self, *args, **kwargs) |
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except ClientError as ce: |
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if ce.status == 413: |
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msg = 'Cannot create another network',
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details = [ |
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'Maximum number of networks reached',
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'* to get a list of networks: /network list',
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'* to delete a network: /network delete <net id>']
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raiseCLIError(ce, msg, details=details) |
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raise
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return _raise
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@classmethod
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def network_in_use(this, foo): |
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def _raise(self, *args, **kwargs): |
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network_id = kwargs.get('network_id', None) |
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try:
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return foo(self, *args, **kwargs) |
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except ClientError as ce: |
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if network_id and ce.status == 400: |
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msg = 'Network with id %s does not exist' % network_id,
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raiseCLIError(ce, msg, details=this.about_network_id) |
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elif network_id or ce.status == 421: |
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msg = 'Network with id %s is in use' % network_id,
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raiseCLIError(ce, msg, details=[ |
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'Disconnect all nics/VMs of this network first',
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'* to get nics: /network info %s' % network_id,
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'. (under "attachments" section)',
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'* to disconnect: /network disconnect <nic id>'])
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raise
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return _raise
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@classmethod
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def flavor_id(this, foo): |
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def _raise(self, *args, **kwargs): |
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flavor_id = kwargs.get('flavor_id', None) |
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try:
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flavor_id = int(flavor_id)
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return foo(self, *args, **kwargs) |
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except ValueError as ve: |
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msg = 'Invalid flavor id %s ' % flavor_id,
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details = 'Flavor id must be a positive integer',
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raiseCLIError(ve, msg, details=details, importance=1)
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except ClientError as ce: |
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if flavor_id and ce.status == 404 and ( |
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'flavor' in ('%s' % ce).lower() |
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): |
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msg = 'No flavor with id %s found' % flavor_id,
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raiseCLIError(ce, msg, details=this.about_flavor_id) |
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raise
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return _raise
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|
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@classmethod
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def server_id(this, foo): |
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def _raise(self, *args, **kwargs): |
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server_id = kwargs.get('server_id', None) |
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try:
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server_id = int(server_id)
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return foo(self, *args, **kwargs) |
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except ValueError as ve: |
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msg = 'Invalid server(VM) id %s' % server_id,
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details = ['id must be a positive integer'],
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raiseCLIError(ve, msg, details=details, importance=1)
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except ClientError as ce: |
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err_msg = ('%s' % ce).lower()
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if (
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ce.status == 404 and 'server' in err_msg |
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) or (
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ce.status == 400 and 'not found' in err_msg |
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): |
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msg = 'server(VM) with id %s not found' % server_id,
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raiseCLIError(ce, msg, details=[ |
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'* to get existing VM ids: /server list',
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'* to get VM details: /server info <VM id>'])
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raise
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return _raise
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@classmethod
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def firewall(this, foo): |
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def _raise(self, *args, **kwargs): |
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profile = kwargs.get('profile', None) |
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try:
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return foo(self, *args, **kwargs) |
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except ClientError as ce: |
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if ce.status == 400 and profile and ( |
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'firewall' in ('%s' % ce).lower() |
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): |
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msg = '%s is an invalid firewall profile term' % profile
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raiseCLIError(ce, msg, details=[ |
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'Try one of the following:',
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'* DISABLED: Shutdown firewall',
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'* ENABLED: Firewall in normal mode',
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'* PROTECTED: Firewall in secure mode'])
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raise
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return _raise
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|
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@classmethod
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def nic_id(this, foo): |
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def _raise(self, *args, **kwargs): |
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try:
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return foo(self, *args, **kwargs) |
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except ClientError as ce: |
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nic_id = kwargs.get('nic_id', None) |
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if nic_id and ce.status == 404 and ( |
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'network interface' in ('%s' % ce).lower() |
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): |
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server_id = kwargs.get('server_id', '<no server>') |
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err_msg = 'No nic %s on server(VM) with id %s' % (
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nic_id, |
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server_id) |
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raiseCLIError(ce, err_msg, details=[ |
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'* check server(VM) with id %s: /server info %s' % (
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server_id, |
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server_id), |
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'* list nics for server(VM) with id %s:' % server_id,
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' /server addr %s' % server_id])
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raise
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return _raise
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|
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@classmethod
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def nic_format(this, foo): |
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def _raise(self, *args, **kwargs): |
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try:
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return foo(self, *args, **kwargs) |
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except IndexError as ie: |
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nic_id = kwargs.get('nic_id', None) |
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msg = 'Invalid format for network interface (nic) %s' % nic_id
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raiseCLIError(ie, msg, importance=1, details=[
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'nid_id format: nic-<server id>-<nic id>',
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'* get nics of a network: /network info <net id>',
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' (listed the "attachments" section)'])
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return _raise
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|
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@classmethod
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def metadata(this, foo): |
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def _raise(self, *args, **kwargs): |
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key = kwargs.get('key', None) |
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try:
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foo(self, *args, **kwargs)
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except ClientError as ce: |
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if key and ce.status == 404 and ( |
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'metadata' in ('%s' % ce).lower() |
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): |
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raiseCLIError(ce, 'No VM metadata with key %s' % key)
|
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raise
|
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return _raise
|
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|
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|
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class plankton(object): |
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|
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about_image_id = [ |
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'How to pick a suitable image:',
|
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'* get a list of image ids: /image list',
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'* details of image: /flavor info <image id>']
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|
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remote_image_file = [ |
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'Suggested usage:',
|
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' /image register <image container>:<uploaded image file path>',
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'To set "image" as image container and "my_dir/img.diskdump" as',
|
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'the remote image file path, try one of the following:',
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'- <image container>:<remote path>',
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' e.g. image:/my_dir/img.diskdump',
|
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'- <remote path> -C <image container>',
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' e.g. /my_dir/img.diskdump -C image',
|
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'To check if the image file is accessible to current user:',
|
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' /file list <image container>',
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'If the file is located under a different user id "us3r1d"',
|
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' use the --fileowner=us3r1d argument e.g.:',
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' /image register "my" image:my_dir/img.diskdump --fileowner=us3r1d',
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'Note: The form pithos://<userid>/<container>/<path> is deprecated']
|
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|
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@classmethod
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def connection(this, foo): |
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return generic._connection(foo, 'image.url') |
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|
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@classmethod
|
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def id(this, foo): |
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def _raise(self, *args, **kwargs): |
| 384 |
image_id = kwargs.get('image_id', None) |
| 385 |
try:
|
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foo(self, *args, **kwargs)
|
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except ClientError as ce: |
| 388 |
if image_id and ( |
| 389 |
ce.status == 404
|
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or (
|
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ce.status == 400
|
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and 'image not found' in ('%s' % ce).lower()) |
| 393 |
or ce.status == 411 |
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): |
| 395 |
msg = 'No image with id %s found' % image_id
|
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raiseCLIError(ce, msg, details=this.about_image_id) |
| 397 |
raise
|
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return _raise
|
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|
| 400 |
@classmethod
|
| 401 |
def metadata(this, foo): |
| 402 |
def _raise(self, *args, **kwargs): |
| 403 |
key = kwargs.get('key', None) |
| 404 |
try:
|
| 405 |
return foo(self, *args, **kwargs) |
| 406 |
except ClientError as ce: |
| 407 |
ce_msg = ('%s' % ce).lower()
|
| 408 |
if ce.status == 404 or ( |
| 409 |
ce.status == 400 and 'metadata' in ce_msg): |
| 410 |
msg = 'No properties with key %s in this image' % key
|
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raiseCLIError(ce, msg) |
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raise
|
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return _raise
|
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|
| 415 |
@classmethod
|
| 416 |
def image_file(this, foo): |
| 417 |
def _raise(self, name, container_path): |
| 418 |
try:
|
| 419 |
return foo(self, name, container_path) |
| 420 |
except ClientError as ce: |
| 421 |
if ce.status in (400,): |
| 422 |
raiseCLIError( |
| 423 |
ce, |
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'Nonexistent location for %s' % container_path,
|
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importance=2, details=this.remote_image_file)
|
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raise
|
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return _raise
|
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|
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|
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class pithos(object): |
| 431 |
container_howto = [ |
| 432 |
'To specify a container:',
|
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' 1. Set file.container variable (permanent)',
|
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' /config set file.container <container>',
|
| 435 |
' 2. --container=<container> (temporary, overrides 1)',
|
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' 3. Use the container:path format (temporary, overrides all)',
|
| 437 |
'For a list of containers: /file list']
|
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|
| 439 |
@classmethod
|
| 440 |
def connection(this, foo): |
| 441 |
return generic._connection(foo, 'file.url') |
| 442 |
|
| 443 |
@classmethod
|
| 444 |
def account(this, foo): |
| 445 |
def _raise(self, *args, **kwargs): |
| 446 |
try:
|
| 447 |
return foo(self, *args, **kwargs) |
| 448 |
except ClientError as ce: |
| 449 |
if ce.status == 403: |
| 450 |
raiseCLIError( |
| 451 |
ce, |
| 452 |
'Invalid account credentials for this operation',
|
| 453 |
details=['Check user account settings'])
|
| 454 |
raise
|
| 455 |
return _raise
|
| 456 |
|
| 457 |
@classmethod
|
| 458 |
def quota(this, foo): |
| 459 |
def _raise(self, *args, **kwargs): |
| 460 |
try:
|
| 461 |
return foo(self, *args, **kwargs) |
| 462 |
except ClientError as ce: |
| 463 |
if ce.status == 413: |
| 464 |
raiseCLIError(ce, 'User quota exceeded', details=[
|
| 465 |
'* get quotas:',
|
| 466 |
' * upper total limit: /file quota',
|
| 467 |
' * container limit: /file quota <container>',
|
| 468 |
'* set a higher quota (if permitted):',
|
| 469 |
' /file setquota <quota>[unit] <container>'
|
| 470 |
' as long as <container quota> <= <total quota>'])
|
| 471 |
raise
|
| 472 |
return _raise
|
| 473 |
|
| 474 |
@classmethod
|
| 475 |
def container(this, foo): |
| 476 |
def _raise(self, *args, **kwargs): |
| 477 |
dst_cont = kwargs.get('dst_cont', None) |
| 478 |
try:
|
| 479 |
return foo(self, *args, **kwargs) |
| 480 |
except ClientError as ce: |
| 481 |
if ce.status == 404 and 'container' in ('%s' % ce).lower(): |
| 482 |
cont = ('%s or %s' % (
|
| 483 |
self.container,
|
| 484 |
dst_cont)) if dst_cont else self.container |
| 485 |
msg = 'Is container %s in current account?' % (cont),
|
| 486 |
raiseCLIError(ce, msg, details=this.container_howto) |
| 487 |
raise
|
| 488 |
return _raise
|
| 489 |
|
| 490 |
@classmethod
|
| 491 |
def local_path(this, foo): |
| 492 |
def _raise(self, *args, **kwargs): |
| 493 |
local_path = kwargs.get('local_path', '<None>') |
| 494 |
try:
|
| 495 |
return foo(self, *args, **kwargs) |
| 496 |
except IOError as ioe: |
| 497 |
msg = 'Failed to access file %s' % local_path,
|
| 498 |
raiseCLIError(ioe, msg, importance=2)
|
| 499 |
return _raise
|
| 500 |
|
| 501 |
@classmethod
|
| 502 |
def object_path(this, foo): |
| 503 |
def _raise(self, *args, **kwargs): |
| 504 |
try:
|
| 505 |
return foo(self, *args, **kwargs) |
| 506 |
except ClientError as ce: |
| 507 |
err_msg = ('%s' % ce).lower()
|
| 508 |
if (
|
| 509 |
ce.status == 404 or ce.status == 500 |
| 510 |
) and 'object' in err_msg and 'not' in err_msg: |
| 511 |
msg = 'No object %s in container %s' % (
|
| 512 |
self.path,
|
| 513 |
self.container)
|
| 514 |
raiseCLIError(ce, msg, details=this.container_howto) |
| 515 |
raise
|
| 516 |
return _raise
|
| 517 |
|
| 518 |
@classmethod
|
| 519 |
def object_size(this, foo): |
| 520 |
def _raise(self, *args, **kwargs): |
| 521 |
size = kwargs.get('size', None) |
| 522 |
start = kwargs.get('start', 0) |
| 523 |
end = kwargs.get('end', 0) |
| 524 |
if size:
|
| 525 |
try:
|
| 526 |
size = int(size)
|
| 527 |
except ValueError as ve: |
| 528 |
msg = 'Invalid file size %s ' % size
|
| 529 |
details = ['size must be a positive integer']
|
| 530 |
raiseCLIError(ve, msg, details=details, importance=1)
|
| 531 |
else:
|
| 532 |
try:
|
| 533 |
start = int(start)
|
| 534 |
except ValueError as e: |
| 535 |
msg = 'Invalid start value %s in range' % start,
|
| 536 |
details = ['size must be a positive integer'],
|
| 537 |
raiseCLIError(e, msg, details=details, importance=1)
|
| 538 |
try:
|
| 539 |
end = int(end)
|
| 540 |
except ValueError as e: |
| 541 |
msg = 'Invalid end value %s in range' % end
|
| 542 |
details = ['size must be a positive integer']
|
| 543 |
raiseCLIError(e, msg, details=details, importance=1)
|
| 544 |
if start > end:
|
| 545 |
raiseCLIError( |
| 546 |
'Invalid range %s-%s' % (start, end),
|
| 547 |
details=['size must be a positive integer'],
|
| 548 |
importance=1)
|
| 549 |
size = end - start |
| 550 |
try:
|
| 551 |
return foo(self, *args, **kwargs) |
| 552 |
except ClientError as ce: |
| 553 |
err_msg = ('%s' % ce).lower()
|
| 554 |
expected = 'object length is smaller than range length'
|
| 555 |
if size and ( |
| 556 |
ce.status == 416 or ( |
| 557 |
ce.status == 400 and expected in err_msg)): |
| 558 |
raiseCLIError(ce, 'Remote object %s:%s <= %s %s' % (
|
| 559 |
self.container, self.path, format_size(size), |
| 560 |
('(%sB)' % size) if size >= 1024 else '')) |
| 561 |
raise
|
| 562 |
return _raise
|