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annotate roundup/backends/back_sqlite.py @ 8513:d7d91e25a1c2

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chore(build): bump anchore/scan-action from 7.2.3 to 7.3.0 pull #80
author John Rouillard <rouilj@ieee.org>
date Tue, 27 Jan 2026 21:41:37 -0500
parents 95f91b6f0386
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 """Implements a backend for SQLite.
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2
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3 See https://pysqlite.sourceforge.net/ for pysqlite info
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4
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5
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6 NOTE: we use the rdbms_common table creation methods which define datatypes
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7 for the columns, but sqlite IGNORES these specifications.
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8 """
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9 __docformat__ = 'restructuredtext'
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10
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11 import logging
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12 import os
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13 import shutil
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14 import time
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15
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16
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17 from roundup import hyperdb, date, password
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18 from roundup.backends import rdbms_common
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19 from roundup.backends import sessions_sqlite
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20 from roundup.backends import sessions_dbm
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21
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22 try:
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23 from roundup.backends import sessions_redis
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24 except ImportError:
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25 sessions_redis = None
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26
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27 from roundup.anypy.strings import uany2s
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28
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29 sqlite_version = None
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30 try:
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31 import sqlite3 as sqlite
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32 sqlite_version = 3
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33 except ImportError:
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34 raise ValueError("Unable to import sqlite3.")
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35
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36
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37 def db_exists(config):
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38 return os.path.exists(os.path.join(config.DATABASE, 'db'))
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39
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40
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41 def db_nuke(config):
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42 shutil.rmtree(config.DATABASE)
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43
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44
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45 class Database(rdbms_common.Database):
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46 """Sqlite DB backend implementation
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47
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48 attributes:
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49 dbtype:
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50 holds the value for the type of db. It is used by indexer to
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51 identify the database type so it can import the correct indexer
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52 module when using native text search mode.
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53 """
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54
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55 # char to use for positional arguments
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56 arg = '?'
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57
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58 dbtype = "sqlite"
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59
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60 # used by some code to switch styles of query
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61 implements_intersect = 1
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62
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63 # used in generic backend to determine if db supports
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64 # 'DOUBLE PRECISION' for floating point numbers. Note that sqlite
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65 # already has double precision as its standard 'REAL' type. So this
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66 # is set to False here.
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67
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68 implements_double_precision = False
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69
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70 hyperdb_to_sql_datatypes = {
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71 hyperdb.String : 'VARCHAR(255)', # noqa: E203
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72 hyperdb.Date : 'VARCHAR(30)', # noqa: E203
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73 hyperdb.Link : 'INTEGER', # noqa: E203
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74 hyperdb.Interval : 'VARCHAR(255)', # noqa: E203
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75 hyperdb.Password : 'VARCHAR(255)', # noqa: E203
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76 hyperdb.Boolean : 'BOOLEAN', # noqa: E203
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77 hyperdb.Number : 'REAL', # noqa: E203
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78 hyperdb.Integer : 'INTEGER', # noqa: E203
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79 }
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80 hyperdb_to_sql_value = {
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81 hyperdb.String : str, # noqa: E203
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82 hyperdb.Date : lambda x: x.serialise(), # noqa: E203
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83 hyperdb.Link : int, # noqa: E203
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84 hyperdb.Interval : str, # noqa: E203
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85 hyperdb.Password : str, # noqa: E203
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86 hyperdb.Boolean : int, # noqa: E203
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87 hyperdb.Integer : int, # noqa: E203
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88 hyperdb.Number : lambda x: x, # noqa: E203
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89 hyperdb.Multilink : lambda x: x, # used in journal marshalling, # noqa: E203
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90 }
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91 sql_to_hyperdb_value = {
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92 hyperdb.String : uany2s, # noqa: E203
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93 hyperdb.Date : lambda x: date.Date(str(x)), # noqa: E203
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94 hyperdb.Link : str, # XXX numeric ids # noqa: E203
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95 hyperdb.Interval : date.Interval, # noqa: E203
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96 hyperdb.Password : lambda x: password.Password(encrypted=x), # noqa: E203
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97 hyperdb.Boolean : int, # noqa: E203
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98 hyperdb.Integer : int, # noqa: E203
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99 hyperdb.Number : rdbms_common._num_cvt, # noqa: E203
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100 hyperdb.Multilink : lambda x: x, # used in journal marshalling, # noqa: E203
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101 }
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102
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103 # We can use DBM, redis or SQLite for managing session info and
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104 # one-time keys:
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105 # For SQL database storage of this info we have to create separate
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106 # databases for Otk and Session because SQLite doesn't support
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107 # concurrent connections to the same database.
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108 def getSessionManager(self):
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109 if not self.Session:
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110 if self.config.SESSIONDB_BACKEND == "redis":
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111 if sessions_redis is None:
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112 self.Session = sessions_sqlite.Sessions(self)
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113 raise ValueError("[redis] session is set, but "
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114 "redis module is not found")
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115 self.Session = sessions_redis.Sessions(self)
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116 elif self.config.SESSIONDB_BACKEND == "anydbm":
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117 self.Session = sessions_dbm.Sessions(self)
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118 else:
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119 self.Session = sessions_sqlite.Sessions(self)
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120 return self.Session
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121
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122 def getOTKManager(self):
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123 if not self.Otk:
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124 if self.config.SESSIONDB_BACKEND == "redis":
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125 if sessions_redis is None:
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126 self.Session = sessions_sqlite.OneTimeKeys(self)
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127 raise ValueError("[redis] session is set, but "
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128 "redis is not found")
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129 self.Otk = sessions_redis.OneTimeKeys(self)
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130 elif self.config.SESSIONDB_BACKEND == "anydbm":
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131 self.Otk = sessions_dbm.OneTimeKeys(self)
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132 else:
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133 self.Otk = sessions_sqlite.OneTimeKeys(self)
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134 return self.Otk
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diff changeset
135
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136 def sql_open_connection(self, dbname=None):
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137 """Open a standard, non-autocommitting connection.
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138
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139 pysqlite will automatically BEGIN TRANSACTION for us.
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140 """
2764
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141 # make sure the database directory exists
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142 # database itself will be created by sqlite if needed
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143 if not os.path.isdir(self.config.DATABASE):
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144 os.makedirs(self.config.DATABASE)
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145
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146 if dbname:
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147 db = os.path.join(self.config.DATABASE, 'db-' + dbname)
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148 else:
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149 db = os.path.join(self.config.DATABASE, 'db')
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150 logging.getLogger('roundup.hyperdb').info('open database %r' % db)
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151 conn = sqlite.connect(db, timeout=self.config.RDBMS_SQLITE_TIMEOUT)
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152 conn.row_factory = sqlite.Row
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parents: 4076
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153
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154 # pysqlite2 / sqlite3 want us to store Unicode in the db but
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parents: 4231
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155 # that's not what's been done historically and it's definitely
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parents: 4231
diff changeset
156 # not what the other backends do, so we'll stick with UTF-8
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157 if sqlite_version in (2, 3):
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158 conn.text_factory = str
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diff changeset
159
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diff changeset
160 cursor = conn.cursor()
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diff changeset
161 return (conn, cursor)
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162
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diff changeset
163 def open_connection(self):
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164 # ensure files are group readable and writable
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165 os.umask(self.config.UMASK)
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parents: 2077
diff changeset
166
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diff changeset
167 (self.conn, self.cursor) = self.sql_open_connection()
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diff changeset
168
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diff changeset
169 try:
2073
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parents: 2005
diff changeset
170 self.load_dbschema()
5248
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parents: 5175
diff changeset
171 except sqlite.DatabaseError as error:
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parents:
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172 if str(error) != 'no such table: schema':
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parents:
diff changeset
173 raise
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b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
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diff changeset
174 self.init_dbschema()
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175 self.sql('create table schema (schema varchar)')
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176 self.sql('create table ids (name varchar, num integer)')
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177 self.sql('create index ids_name_idx on ids(name)')
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diff changeset
178 self.create_version_2_tables()
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diff changeset
179 self._add_fts5_table()
6917
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diff changeset
180 # Set journal mode to WAL.
6930
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diff changeset
181 self.sql_commit() # close out rollback journal/transaction
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diff changeset
182 self.sql('pragma journal_mode=wal') # set wal
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diff changeset
183 self.sql_commit() # close out rollback and commit wal change
2073
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diff changeset
184
261c2e6ceb1e *** empty log message ***
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diff changeset
185 def create_version_2_tables(self):
2514
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diff changeset
186 self.sql('create table otks (otk_key varchar, '
6050
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parents: 5869
diff changeset
187 'otk_value varchar, otk_time integer)')
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diff changeset
188 self.sql('create index otks_key_idx on otks(otk_key)')
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diff changeset
189 self.sql('create table sessions (session_key varchar, '
6050
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diff changeset
190 'session_time integer, session_value varchar)')
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diff changeset
191 self.sql('create index sessions_key_idx on '
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diff changeset
192 'sessions(session_key)')
1165
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diff changeset
193
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diff changeset
194 # full-text indexing store
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diff changeset
195 self.sql('CREATE TABLE __textids (_class varchar, '
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diff changeset
196 '_itemid varchar, _prop varchar, _textid'
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diff changeset
197 ' integer primary key) ')
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diff changeset
198 self.sql('CREATE TABLE __words (_word varchar, '
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diff changeset
199 '_textid integer)')
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diff changeset
200 self.sql('CREATE INDEX words_word_ids ON __words(_word)')
3858
bb30bbfc7cdd Indexing fixes.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3794
diff changeset
201 self.sql('CREATE INDEX words_by_id ON __words (_textid)')
bb30bbfc7cdd Indexing fixes.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3794
diff changeset
202 self.sql('CREATE UNIQUE INDEX __textids_by_props ON '
bb30bbfc7cdd Indexing fixes.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3794
diff changeset
203 '__textids (_class, _itemid, _prop)')
6050
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diff changeset
204 sql = 'insert into ids (name, num) values (%s,%s)' % (
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
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diff changeset
205 self.arg, self.arg)
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diff changeset
206 self.sql(sql, ('__textids', 1))
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parents: 2082
diff changeset
207
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
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parents: 2191
diff changeset
208 def add_new_columns_v2(self):
2077
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parents: 2075
diff changeset
209 # update existing tables to have the new actor column
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diff changeset
210 tables = self.database_schema['tables']
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parents: 2075
diff changeset
211 for classname, spec in self.classes.items():
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
212 if classname in tables:
2077
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parents: 2075
diff changeset
213 dbspec = tables[classname]
2217
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Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
214 self.update_class(spec, dbspec, force=1, adding_v2=1)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
215 # we've updated - don't try again
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
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parents: 2098
diff changeset
216 tables[classname] = spec.schema()
2077
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parents: 2075
diff changeset
217
2721
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parents: 2645
diff changeset
218 def fix_version_3_tables(self):
1cd01cf106e1 extend OTK and session table value cols to TEXT [SF#1031271]
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parents: 2645
diff changeset
219 # NOOP - no restriction on column length here
1cd01cf106e1 extend OTK and session table value cols to TEXT [SF#1031271]
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parents: 2645
diff changeset
220 pass
1cd01cf106e1 extend OTK and session table value cols to TEXT [SF#1031271]
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parents: 2645
diff changeset
221
6588
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parents: 6050
diff changeset
222 def _add_fts5_table(self):
7699
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
223 try:
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
224 self.sql('CREATE virtual TABLE __fts USING fts5(_class, '
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
225 '_itemid, _prop, _textblob)')
7699
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
226 except sqlite.OperationalError:
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
227 available_options = self.cursor.execute(
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
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parents: 6933
diff changeset
228 'pragma compile_options;').fetchall()
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
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parents: 6933
diff changeset
229 if 'ENABLE_FTS5' in [opt['compile_options'] for opt
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parents: 6933
diff changeset
230 in available_options]:
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diff changeset
231 # sqlite supports FTS5 something else has gone wrong
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
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parents: 6933
diff changeset
232 raise
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
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parents: 6933
diff changeset
233 else:
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
234 # report a useful error message
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
235 raise NotImplementedError(
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
236 "This version of SQLite was not built with support "
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
237 "for FTS5. SQLite version: %s" % sqlite.sqlite_version)
6588
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
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parents: 6050
diff changeset
238
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
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parents: 6050
diff changeset
239 def fix_version_6_tables(self):
6599
39189dd94f2c issue2551189 - increase size of words in full text index.
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parents: 6588
diff changeset
240 # note sqlite has no limit on column size so v6 fixes
39189dd94f2c issue2551189 - increase size of words in full text index.
John Rouillard <rouilj@ieee.org>
parents: 6588
diff changeset
241 # to __words._word length are not needed.
6588
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
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parents: 6050
diff changeset
242 # Add native full-text indexing table
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parents: 6050
diff changeset
243 self._add_fts5_table()
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parents: 6050
diff changeset
244
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
245 def update_class(self, spec, old_spec, force=0, adding_v2=0):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
246 """ Determine the differences between the current spec and the
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
247 database version of the spec, and update where necessary.
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
248
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
249 If 'force' is true, update the database anyway.
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
250
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
251 SQLite doesn't have ALTER TABLE, so we have to copy and
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
252 regenerate the tables with the new schema.
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
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parents: 3858
diff changeset
253 """
2077
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
254 new_spec = spec.schema()
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
255 new_spec[1].sort()
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
256 old_spec[1].sort()
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parents: 2075
diff changeset
257 if not force and new_spec == old_spec:
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parents: 2075
diff changeset
258 # no changes
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Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
259 return 0
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
260
4421
67bef70ab9b9 - more logger fixes, sorry for the noise.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4420
diff changeset
261 logging.getLogger('roundup.hyperdb').info(
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
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parents: 5869
diff changeset
262 'update_class %s' % spec.classname)
2077
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parents: 2075
diff changeset
263
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
264 # detect multilinks that have been removed, and drop their table
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
265 old_has = {}
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Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
266 for name, prop in old_spec[1]:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
267 old_has[name] = 1
6050
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John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
268 if name in spec.properties or not \
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John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
269 isinstance(prop, hyperdb.Multilink):
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
270 continue
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
271 # it's a multilink, and it's been removed - drop the old
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
272 # table. First drop indexes.
3347
9020fe58c51c more errors. backport candidate
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 3310
diff changeset
273 self.drop_multilink_table_indexes(spec.classname, name)
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
274 sql = 'drop table %s_%s' % (spec.classname, prop)
2514
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parents: 2374
diff changeset
275 self.sql(sql)
2077
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parents: 2075
diff changeset
276
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
277 # now figure how we populate the new table
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
278 if adding_v2:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
279 fetch = ['_activity', '_creation', '_creator']
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
280 else:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
281 fetch = ['_actor', '_activity', '_creation', '_creator']
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
282 properties = spec.getprops()
6050
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parents: 5869
diff changeset
283 for propname, _x in new_spec[1]:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
284 prop = properties[propname]
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
285 if isinstance(prop, hyperdb.Multilink):
4357
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Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
286 if propname not in old_has:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
287 # we need to create the new table
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
288 self.create_multilink_table(spec, propname)
2137
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Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
289 elif force:
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
290 tn = '%s_%s' % (spec.classname, propname)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
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parents: 2098
diff changeset
291 # grabe the current values
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
292 sql = 'select linkid, nodeid from %s' % tn
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
293 self.sql(sql)
2137
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Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
294 rows = self.cursor.fetchall()
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
295
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
296 # drop the old table
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
297 self.drop_multilink_table_indexes(spec.classname, propname)
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
298 sql = 'drop table %s' % tn
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
299 self.sql(sql)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
300
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
301 # re-create and populate the new table
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
302 self.create_multilink_table(spec, propname)
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
303 sql = """insert into %s (linkid, nodeid) values
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
304 (%s, %s)""" % (tn, self.arg, self.arg)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
305 for linkid, nodeid in rows:
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
306 self.sql(sql, (int(linkid), int(nodeid)))
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
307 elif propname in old_has:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
308 # we copy this col over from the old table
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
309 fetch.append('_'+propname)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
310
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
311 # select the data out of the old table
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
312 fetch.append('id')
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
313 fetch.append('__retired__')
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
314 fetchcols = ','.join(fetch)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
315 cn = spec.classname
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
316 sql = 'select %s from _%s' % (fetchcols, cn)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
317 self.sql(sql)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
318 olddata = self.cursor.fetchall()
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
319
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
320 # TODO: update all the other index dropping code
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
321 self.drop_class_table_indexes(cn, old_spec[0])
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
322
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
323 # drop the old table
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
324 self.sql('drop table _%s' % cn)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
325
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
326 # create the new table
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
327 self.create_class_table(spec)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
328
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
329 if olddata:
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
330 inscols = ['id', '_actor', '_activity', '_creation',
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
331 '_creator', '__retired__']
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
332 for propname, _x in new_spec[1]:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
333 prop = properties[propname]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
334 if isinstance(prop, hyperdb.Multilink):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
335 continue
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
336 elif isinstance(prop, hyperdb.Interval):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
337 inscols.append('_'+propname)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
338 inscols.append('__'+propname+'_int__')
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
339 elif propname in old_has:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
340 # we copy this col over from the old table
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
341 inscols.append('_'+propname)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
342
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
343 # do the insert of the old data - the new columns will have
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
344 # NULL values
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
345 args = ','.join([self.arg for x in inscols])
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
346 cols = ','.join(inscols)
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
347 sql = 'insert into _%s (%s) values (%s)' % (cn, cols, args)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
348 for entry in olddata:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
349 d = []
4774
3adff0fb0207 Fixed issue2550595: Allow migrating from roundup 0.x to 1.4
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4421
diff changeset
350 retired_id = None
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
351 for name in inscols:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
352 # generate the new value for the Interval int column
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
353 if name.endswith('_int__'):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
354 name = name[2:-6]
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
355 if sqlite_version in (2, 3):
3718
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
356 try:
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
357 v = hyperdb.Interval(entry[name]).as_seconds()
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
358 except IndexError:
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
359 v = None
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
360 elif name in entry:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
361 v = hyperdb.Interval(entry[name]).as_seconds()
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
362 else:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
363 v = None
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
364 elif sqlite_version in (2, 3):
3718
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
365 try:
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
366 v = entry[name]
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
367 except IndexError:
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
368 v = None
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
369 else:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
370 v = None
4774
3adff0fb0207 Fixed issue2550595: Allow migrating from roundup 0.x to 1.4
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4421
diff changeset
371 if name == 'id':
3adff0fb0207 Fixed issue2550595: Allow migrating from roundup 0.x to 1.4
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4421
diff changeset
372 retired_id = v
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
373 elif (name == '__retired__' and retired_id and
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
374 v not in ['0', 0]):
4774
3adff0fb0207 Fixed issue2550595: Allow migrating from roundup 0.x to 1.4
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4421
diff changeset
375 v = retired_id
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
376 d.append(v)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
377 self.sql(sql, tuple(d))
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
378
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
379 return 1
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
380
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
381 def sql_close(self):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
382 """ Squash any error caused by us already having closed the
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
383 connection.
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
384 """
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
385 try:
2374
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
386 self.conn.close()
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5175
diff changeset
387 except sqlite.ProgrammingError as value:
2374
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
388 if str(value) != 'close failed - Connection is closed.':
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
389 raise
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
390
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
391 def sql_rollback(self):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
392 """ Squash any error caused by us having closed the connection (and
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
393 therefore not having anything to roll back)
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
394 """
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
395 try:
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
396 self.conn.rollback()
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5175
diff changeset
397 except sqlite.ProgrammingError as value:
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
398 if str(value) != 'rollback failed - Connection is closed.':
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
399 raise
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
400
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
401 def __repr__(self):
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
402 return '<roundlite 0x%x>' % id(self)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
403
5319
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5318
diff changeset
404 def sql_commit(self):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
405 """ Actually commit to the database.
1165
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
406
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
407 Ignore errors if there's nothing to commit.
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
408 """
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
409 def list_dir(dir):
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
410 import os
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
411 files = os.listdir(self.dir)
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
412 # ['db-journal', 'files', 'db']
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
413 for entry in [''] + files:
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
414 path = self.dir + '/' + entry
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
415 stat = os.stat(path)
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
416 print("file: %s, uid: %s, gid: %s, mode: %o" % (
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
417 path, stat.st_uid, stat.st_gid, stat.st_mode))
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
418
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
419 # Getting sqlite3.OperationalError: disk I/O error
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
420 # in CI. It happens intermittently. Try to get more
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
421 # info about what is happening and retry the commit.
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
422 # Some possibilities:
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
423 # -journal file not writable
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
424 # file has disappeared
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
425 #
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
426 # Note after exception self.conn.in_transaction is False
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
427 # but was True before failed commit(). Retry succeeds,
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
428 # but I am not sure it actually does anything.
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
429 # for retry in range(2):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
430 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
431 self.conn.commit()
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
432 except sqlite.OperationalError as error:
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
433 if str(error) != 'disk I/O error':
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
434 raise
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
435 list_dir(self.dir)
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
436 raise
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5175
diff changeset
437 except sqlite.DatabaseError as error:
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
438 if str(error) != 'cannot commit - no transaction is active':
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
439 raise
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
440 # else:
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
441 # break # out of loop if no exception
2374
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
442 # open a new cursor for subsequent work
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
443 self.cursor = self.conn.cursor()
1165
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
444
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
445 def sql_index_exists(self, table_name, index_name):
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
446 self.sql('pragma index_list(%s)' % table_name)
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
447 for entry in self.cursor.fetchall():
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
448 if entry[1] == index_name:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
449 return 1
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
450 return 0
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
451
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
452 # old-skool id generation
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
453 def newid(self, classname):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
454 """ Generate a new id for the given class
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
455 """
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
456
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
457 # Prevent other processes from reading while we increment.
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
458 # Otherwise multiple processes can end up with the same
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
459 # new id and hilarity results.
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
460 #
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
461 # Defeat pysqlite's attempts to do locking by setting
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
462 # isolation_level to None. Pysqlite can commit
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
463 # on it's own even if we don't want it to end the transaction.
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
464 # If we rewrite to use another sqlite library like apsw we
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
465 # don't have to deal with this autocommit/autotransact foolishness.
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
466 self.conn.isolation_level = None
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
467 # Manage the transaction locks manually.
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
468 self.sql("BEGIN IMMEDIATE")
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
469
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
470 # get the next ID
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
471 sql = 'select num from ids where name=%s' % self.arg
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
472 self.sql(sql, (classname, ))
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
473 newid = int(self.cursor.fetchone()[0])
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
474
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
475 # leave the next larger number as the next newid
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
476 sql = 'update ids set num=num+1 where name=%s' % self.arg
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
477 vals = (classname,)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
478 self.sql(sql, vals)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
479
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
480 # reset pysqlite's auto transact stuff to default since the
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
481 # rest of the code expects it.
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
482 self.conn.isolation_level = ''
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
483 # commit writing the data, clearing locks for other processes
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
484 # and create a new cursor to the database.
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
485 self.sql_commit()
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
486
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
487 # return as string
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
488 return str(newid)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
489
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
490 def setid(self, classname, setid):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
491 """ Set the id counter: used during import of database
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
492
3306
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
493 We add one to make it behave like the sequences in postgres.
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
494 """
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
495 sql = 'update ids set num=%s where name=%s' % (self.arg, self.arg)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
496 vals = (int(setid)+1, classname)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
497 self.sql(sql, vals)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
498
3306
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
499 def clear(self):
3310
3518d1ffd940 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3306
diff changeset
500 rdbms_common.Database.clear(self)
3306
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
501 # set the id counters to 0 (setid adds one) so we start at 1
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
502 for cn in self.classes.keys():
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
503 self.setid(cn, 0)
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
504
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
505 def create_class(self, spec):
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
506 rdbms_common.Database.create_class(self, spec)
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
507 sql = 'insert into ids (name, num) values (%s, %s)' % (
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
508 self.arg, self.arg)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
509 vals = (spec.classname, 1)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
510 self.sql(sql, vals)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
511
7921
e3975f679bf1 issue2551302 - Remove support for sqlite version 1 from back_sqlite.py
John Rouillard <rouilj@ieee.org>
parents: 7699
diff changeset
512 def load_journal(self, classname, cols, nodeid):
e3975f679bf1 issue2551302 - Remove support for sqlite version 1 from back_sqlite.py
John Rouillard <rouilj@ieee.org>
parents: 7699
diff changeset
513 """We need to turn the sqlite3.Row into a tuple so it can be
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
514 unpacked"""
7921
e3975f679bf1 issue2551302 - Remove support for sqlite version 1 from back_sqlite.py
John Rouillard <rouilj@ieee.org>
parents: 7699
diff changeset
515 l = rdbms_common.Database.load_journal(self,
e3975f679bf1 issue2551302 - Remove support for sqlite version 1 from back_sqlite.py
John Rouillard <rouilj@ieee.org>
parents: 7699
diff changeset
516 classname, cols, nodeid)
e3975f679bf1 issue2551302 - Remove support for sqlite version 1 from back_sqlite.py
John Rouillard <rouilj@ieee.org>
parents: 7699
diff changeset
517 cols = range(5)
e3975f679bf1 issue2551302 - Remove support for sqlite version 1 from back_sqlite.py
John Rouillard <rouilj@ieee.org>
parents: 7699
diff changeset
518 return [[row[col] for col in cols] for row in l]
3718
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
519
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
520
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
521 class sqliteClass:
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
522 def filter(self, *args, **kw):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
523 """ If there's NO matches to a fetch, sqlite returns NULL
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
524 instead of nothing
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
525 """
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
526 return [f for f in rdbms_common.Class.filter(self, *args, **kw) if f]
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
527
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
528
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
529 class Class(sqliteClass, rdbms_common.Class):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
530 pass
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
531
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
532
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
533 class IssueClass(sqliteClass, rdbms_common.IssueClass):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
534 pass
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
535
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
536
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
537 class FileClass(sqliteClass, rdbms_common.FileClass):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
538 pass
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
539
2645
8250c63c3963 remove space at EOL, add vim modeline
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2633
diff changeset
540 # vim: set et sts=4 sw=4 :
Roundup Issue Tracker: http://roundup-tracker.org/