987f1ec20a
This also moves the build_url function to a common file. Change-Id: Ia94f9fa37c83fc756a395a918ad254111951f67b Signed-off-by: Angus Salkeld <asalkeld@redhat.com>
84 lines
2.5 KiB
Python
84 lines
2.5 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import re
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import urllib
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def build_url(path, q):
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'''
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This converts from a list of dict's to what the rest api needs
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so from:
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"[{field=this,op=le,value=34},{field=that,op=eq,value=foo}]"
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to:
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"?q.field=this&q.op=le&q.value=34&
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q.field=that&q.op=eq&q.value=foo"
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'''
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if q:
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query_params = {'q.field': [],
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'q.value': [],
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'q.op': []}
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for query in q:
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for name in ['field', 'op', 'value']:
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query_params['q.%s' % name].append(query.get(name, ''))
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path += "?" + urllib.urlencode(query_params, doseq=True)
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return path
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def cli_to_array(cli_query):
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'''
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This converts from the cli list of queries to what is required
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by the python api.
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so from:
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"this<=34;that=foo"
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to
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"[{field=this,op=le,value=34},{field=that,op=eq,value=foo}]"
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'''
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if cli_query is None:
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return None
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op_lookup = {'!=': 'ne',
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'>=': 'ge',
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'<=': 'le',
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'>': 'gt',
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'<': 'lt',
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'=': 'eq'}
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def split_by_op(string):
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# two character split (<=,!=)
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fragments = re.findall(r'(\w+)([><!]=)([^ -,\t\n\r\f\v]+)', string)
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if len(fragments) == 0:
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#single char split (<,=)
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fragments = re.findall(r'(\w+)([><=])([^ -,\t\n\r\f\v]+)', string)
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return fragments
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opts = []
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queries = cli_query.split(';')
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for q in queries:
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frag = split_by_op(q)
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if len(frag) > 1:
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raise ValueError('incorrect seperator %s in query "%s"' %
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('(should be ";")', q))
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if len(frag) == 0:
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raise ValueError('invalid query %s' % q)
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query = frag[0]
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opt = {}
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opt['field'] = query[0]
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opt['op'] = op_lookup[query[1]]
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opt['value'] = query[2]
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opts.append(opt)
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return opts
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