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#!/usr/bin/env python
#
# Public Domain 2014-2016 MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
#
# This is free and unencumbered software released into the public domain.
#
# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.
#
# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
#
# test_encrypt03.py
#   Test some error conditions with encryption.
#

import os, run, random
import wiredtiger, wttest
from wtscenario import make_scenarios

# Test basic encryption
class test_encrypt03(wttest.WiredTigerTestCase):

    types = [
        ('table', dict(uri='table:test_encrypt03')),
    ]
    encrypt = [
        ('none', dict( sys_encrypt='none', sys_encrypt_args='',
            file_encrypt='rotn', file_encrypt_args=',keyid=13')),
        # This case is now permitted: it the system encryption is inherited by
        # the table.
        #('noname', dict( sys_encrypt='rotn', sys_encrypt_args=',keyid=11',
        #    file_encrypt='none', file_encrypt_args=',keyid=13')),
    ]
    scenarios = make_scenarios(types, encrypt)

    # Override WiredTigerTestCase, we have extensions.
    def setUpConnectionOpen(self, dir):
        encarg = 'encryption=(name={0}{1}),'.format(
            self.sys_encrypt, self.sys_encrypt_args)
        extarg = self.extensionArg([('encryptors', self.sys_encrypt),
            ('encryptors', self.file_encrypt)])
        self.pr('encarg = ' + encarg + ' extarg = ' + extarg)
        conn = self.wiredtiger_open(dir,
            'create,error_prefix="{0}: ",{1}{2}'.format(
                self.shortid(), encarg, extarg))
        self.pr(`conn`)
        return conn

    # Return the wiredtiger_open extension argument for a shared library.
    def extensionArg(self, exts):
        extfiles = []
        for ext in exts:
            (dirname, name) = ext
            if name != None and name != 'none':
                testdir = os.path.dirname(__file__)
                extdir = os.path.join(run.wt_builddir, 'ext', dirname)
                extfile = os.path.join(
                    extdir, name, '.libs', 'libwiredtiger_' + name + '.so')
                if not os.path.exists(extfile):
                    self.skipTest('extension "' + extfile + '" not built')
                if not extfile in extfiles:
                    extfiles.append(extfile)
        if len(extfiles) == 0:
            return ''
        else:
            return ',extensions=["' + '","'.join(extfiles) + '"]'

    # Create a table with encryption values that are in error.
    def test_encrypt(self):
        params = 'key_format=S,value_format=S,encryption=(name='
        if self.file_encrypt != None:
            params += self.file_encrypt
        if self.file_encrypt_args != None:
            params += ',keyid=' + self.file_encrypt_args
        params += ')'

        # All error messages so far have this in common.
        msg = '/to be set: Invalid argument/'

        self.assertRaisesWithMessage(wiredtiger.WiredTigerError, lambda:
            self.session.create(self.uri, params), msg)


if __name__ == '__main__':
    wttest.run()