Files
entropy/lib/entropy/db/sqlite.py

2565 lines
90 KiB
Python

# -*- coding: utf-8 -*-
"""
@author: Fabio Erculiani <lxnay@sabayon.org>
@contact: lxnay@sabayon.org
@copyright: Fabio Erculiani
@license: GPL-2
I{EntropySQLiteRepository} is the SQLite3 implementation of
the repository interface.
"""
import os
import hashlib
import time
try:
import thread
except ImportError:
import _thread as thread
import threading
import subprocess
from entropy.const import etpConst, const_convert_to_unicode, \
const_get_buffer, const_convert_to_rawstring, const_pid_exists, \
const_is_python3, const_debug_write
from entropy.exceptions import SystemDatabaseError
from entropy.output import bold, red, blue, purple
from entropy.db.exceptions import Warning, Error, InterfaceError, \
DatabaseError, DataError, OperationalError, IntegrityError, \
InternalError, ProgrammingError, NotSupportedError
from entropy.db.sql import EntropySQLRepository, SQLConnectionWrapper, \
SQLCursorWrapper
from entropy.i18n import _
import entropy.dep
import entropy.tools
class SQLiteCursorWrapper(SQLCursorWrapper):
"""
This class wraps a SQLite cursor in order to have
it thrown entropy.db.exceptions objects.
The API is a subset of the one specified in
Python DBAPI 2.0.
"""
def __init__(self, cursor, exceptions):
SQLCursorWrapper.__init__(self, cursor, exceptions)
def execute(self, *args, **kwargs):
return self._proxy_call(self._cur.execute, *args, **kwargs)
def executemany(self, *args, **kwargs):
return self._proxy_call(self._cur.executemany, *args, **kwargs)
def close(self, *args, **kwargs):
return self._proxy_call(self._cur.close, *args, **kwargs)
def fetchone(self, *args, **kwargs):
return self._proxy_call(self._cur.fetchone, *args, **kwargs)
def fetchall(self, *args, **kwargs):
return self._proxy_call(self._cur.fetchall, *args, **kwargs)
def fetchmany(self, *args, **kwargs):
return self._proxy_call(self._cur.fetchmany, *args, **kwargs)
def executescript(self, *args, **kwargs):
return self._proxy_call(self._cur.executescript, *args, **kwargs)
def callproc(self, *args, **kwargs):
return self._proxy_call(self._cur.callproc, *args, **kwargs)
def nextset(self, *args, **kwargs):
return self._proxy_call(self._cur.nextset, *args, **kwargs)
def __iter__(self):
return iter(self._cur)
class SQLiteConnectionWrapper(SQLConnectionWrapper):
"""
This class wraps a SQLite connection and
makes execute(), executemany() return
the connection itself.
"""
def __init__(self, connection, exceptions):
SQLConnectionWrapper.__init__(self, connection, exceptions)
def ping(self):
return
def unicode(self):
self._con.text_factory = const_convert_to_unicode
def rawstring(self):
self._con.text_factory = const_convert_to_rawstring
def interrupt(self):
return self._proxy_call(self._excs, self._con.interrupt)
def _iterdump(self):
return self._con.iterdump()
class EntropySQLiteRepository(EntropySQLRepository):
"""
EntropySQLiteRepository implements SQLite3 based storage.
In a Model-View based pattern, it can be considered the "model".
Actually it's the only one available but more model backends will be
supported in future (which will inherit this class directly).
Beside the underlying SQLite3 calls are thread safe, you are responsible
of the semantic of your calls.
"""
# bump this every time schema changes and databaseStructureUpdate
# should be triggered
_SCHEMA_REVISION = 3
_INSERT_OR_REPLACE = "INSERT OR REPLACE"
_INSERT_OR_IGNORE = "INSERT OR IGNORE"
_UPDATE_OR_REPLACE = "UPDATE OR REPLACE"
SETTING_KEYS = ("arch", "on_delete_cascade", "schema_revision",
"_baseinfo_extrainfo_2010")
class SQLiteProxy(object):
_mod = None
_excs = None
_lock = threading.Lock()
@staticmethod
def get():
"""
Lazily load the SQLite3 module.
"""
if EntropySQLiteRepository.SQLiteProxy._mod is None:
with EntropySQLiteRepository.SQLiteProxy._lock:
if EntropySQLiteRepository.SQLiteProxy._mod is None:
from sqlite3 import dbapi2
EntropySQLiteRepository.SQLiteProxy._excs = dbapi2
EntropySQLiteRepository.SQLiteProxy._mod = dbapi2
return EntropySQLiteRepository.SQLiteProxy._mod
@staticmethod
def exceptions():
"""
Get the SQLite3 exceptions module.
"""
_mod = EntropySQLiteRepository.SQLiteProxy.get()
return EntropySQLiteRepository.SQLiteProxy._excs
@staticmethod
def errno():
"""
Get the SQLite3 errno module (not avail).
"""
raise NotImplementedError()
ModuleProxy = SQLiteProxy
def __init__(self, readOnly = False, dbFile = None, xcache = False,
name = None, indexing = True, skipChecks = False, temporary = False):
"""
EntropySQLiteRepository constructor.
@keyword readOnly: open file in read-only mode
@type readOnly: bool
@keyword dbFile: path to database to open
@type dbFile: string
@keyword xcache: enable on-disk cache
@type xcache: bool
@keyword name: repository identifier
@type name: string
@keyword indexing: enable database indexes
@type indexing: bool
@keyword skipChecks: if True, skip integrity checks
@type skipChecks: bool
@keyword temporary: if True, dbFile will be automatically removed
on close()
@type temporary: bool
"""
self._sqlite = self.ModuleProxy.get()
EntropySQLRepository.__init__(
self, dbFile, readOnly, skipChecks, indexing,
xcache, temporary, name)
if self._db is None:
raise AttributeError("valid database path needed")
# tracking mtime to validate repository Live cache as
# well.
try:
self.__cur_mtime = self.mtime()
except (OSError, IOError):
self.__cur_mtime = None
self.__structure_update = False
if not self._skip_checks:
if not entropy.tools.is_user_in_entropy_group():
# forcing since we won't have write access to db
self._indexing = False
# live systems don't like wasting RAM
if entropy.tools.islive() and not etpConst['systemroot']:
self._indexing = False
def _is_avail():
if self._db == ":memory:":
return True
return os.access(self._db, os.W_OK)
try:
if _is_avail() and self._doesTableExist('baseinfo') and \
self._doesTableExist('extrainfo'):
if entropy.tools.islive(): # this works
if etpConst['systemroot']:
self.__structure_update = True
else:
self.__structure_update = True
except Error:
self._cleanup_all(_cleanup_main_thread=False)
raise
if self.__structure_update:
self._databaseStructureUpdates()
def _concatOperator(self, fields):
"""
Reimplemented from EntropySQLRepository.
"""
return " || ".join(fields)
def _doesTableExist(self, table, temporary = False):
# NOTE: override cache when temporary is True
if temporary:
# temporary table do not pop-up with the statement below, so
# we need to handle them with "care"
try:
cur = self._cursor().execute("""
SELECT count(*) FROM `%s` LIMIT 1""" % (table,))
cur.fetchone()
except OperationalError:
return False
return True
# speed up a bit if we already reported a table as existing
cached = self._getLiveCache("_doesTableExist")
if cached is None:
cached = {}
elif table in cached:
# avoid memleak with python3.x
obj = cached[table]
del cached
return obj
cur = self._cursor().execute("""
SELECT name FROM SQLITE_MASTER WHERE type = "table" AND name = (?)
LIMIT 1
""", (table,))
rslt = cur.fetchone()
exists = rslt is not None
cached[table] = exists
self._setLiveCache("_doesTableExist", cached)
# avoid python3.x memleak
del cached
return exists
def _doesColumnInTableExist(self, table, column):
# speed up a bit if we already reported a column as existing
d_tup = (table, column,)
cached = self._getLiveCache("_doesColumnInTableExist")
if cached is None:
cached = {}
elif d_tup in cached:
# avoid memleak with python3.x
obj = cached[d_tup]
del cached
return obj
try:
self._cursor().execute("""
SELECT `%s` FROM `%s` LIMIT 1
""" % (column, table))
exists = True
except OperationalError:
exists = False
cached[d_tup] = exists
self._setLiveCache("_doesColumnInTableExist", cached)
# avoid python3.x memleak
del cached
return exists
def readonly(self):
"""
Reimplemented from EntropySQLRepository.
"""
if (not self._readonly) and (self._db != ":memory:"):
if os.getuid() != 0:
# make sure that user can write to file
# before returning False, override actual
# readonly status
return not os.access(self._db, os.W_OK)
return self._readonly
def _cursor(self):
"""
Reimplemented from EntropySQLRepository.
"""
current_thread = threading.current_thread()
c_key = self._cursor_connection_pool_key()
_init_db = False
cursor = None
with self._cursor_pool_mutex():
threads = set()
cursor_pool = self._cursor_pool()
cursor_data = cursor_pool.get(c_key)
if cursor_data is not None:
cursor, threads = cursor_data
# handle possible thread ident clashing
# in the cleanup thread function, because
# thread idents are recycled
# on thread termination
threads.add(current_thread)
if cursor is None:
conn = self._connection_impl(_from_cursor=True)
cursor = SQLiteCursorWrapper(
conn.cursor(),
self.ModuleProxy.exceptions())
# !!! enable foreign keys pragma !!! do not remove this
# otherwise removePackage won't work properly
cursor.execute("pragma foreign_keys = 1").fetchall()
# setup temporary tables and indices storage
# to in-memory value
# http://www.sqlite.org/pragma.html#pragma_temp_store
cursor.execute("pragma temp_store = 2").fetchall()
cursor_pool[c_key] = cursor, threads
self._start_cleanup_monitor(current_thread, c_key)
_init_db = True
# memory databases are critical because every new cursor brings
# up a totally empty repository. So, enforce initialization.
if _init_db and self._db == ":memory:":
self.initializeRepository()
return cursor
def _connection_impl(self, _from_cursor=False):
"""
Connection getter method implementation, adds
_from_cursor argument to avoid calling the
cleanup routine if True.
"""
current_thread = threading.current_thread()
c_key = self._cursor_connection_pool_key()
conn = None
with self._connection_pool_mutex():
threads = set()
connection_pool = self._connection_pool()
conn_data = connection_pool.get(c_key)
if conn_data is not None:
conn, threads = conn_data
# handle possible thread ident clashing
# in the cleanup thread function
# because thread idents are recycled on
# thread termination
threads.add(current_thread)
if conn is None:
# check_same_thread still required for
# conn.close() called from
# arbitrary thread
conn = SQLiteConnectionWrapper.connect(
self.ModuleProxy, self._sqlite,
SQLiteConnectionWrapper,
self._db, timeout=30.0,
check_same_thread=False)
connection_pool[c_key] = conn, threads
if not _from_cursor:
self._start_cleanup_monitor(current_thread, c_key)
return conn
def _connection(self):
"""
Reimplemented from EntropySQLRepository.
"""
return self._connection_impl()
def __show_info(self):
first_part = "<EntropySQLiteRepository instance at %s, %s" % (
hex(id(self)), self._db,)
second_part = ", ro: %s|%s, caching: %s, indexing: %s" % (
self._readonly, self.readonly(), self.caching(),
self._indexing,)
third_part = ", name: %s, skip_upd: %s, st_upd: %s" % (
self.name, self._skip_checks, self.__structure_update,)
fourth_part = ", conn_pool: %s, cursor_cache: %s>" % (
self._connection_pool(), self._cursor_pool(),)
return first_part + second_part + third_part + fourth_part
def __repr__(self):
return self.__show_info()
def __str__(self):
return self.__show_info()
def __unicode__(self):
return self.__show_info()
def __setCacheSize(self, size):
"""
Change low-level, storage engine based cache size.
@param size: new size
@type size: int
"""
self._cursor().execute('PRAGMA cache_size = %s' % (size,))
def __setDefaultCacheSize(self, size):
"""
Change default low-level, storage engine based cache size.
@param size: new default size
@type size: int
"""
self._cursor().execute('PRAGMA default_cache_size = %s' % (size,))
def _getLiveCache(self, key):
"""
Reimplemented from EntropySQLRepository.
"""
try:
mtime = self.mtime()
except (OSError, IOError):
mtime = None
if self.__cur_mtime != mtime:
self.__cur_mtime = mtime
self._discardLiveCache()
return self._live_cacher.get(self._getLiveCacheKey() + key)
def close(self, safe=False):
"""
Reimplemented from EntropySQLRepository.
Needs to call superclass method.
"""
super(EntropySQLiteRepository, self).close(safe=safe)
self._cleanup_all(_cleanup_main_thread=not safe)
if self._temporary and (self._db != ":memory:") and \
os.path.isfile(self._db):
try:
os.remove(self._db)
except (OSError, IOError,):
pass
# live cache must be discarded every time the repository is closed
# in order to avoid data mismatches for long-running processes
# that load and unload Entropy Framework often.
# like "client-updates-daemon".
self._discardLiveCache()
def vacuum(self):
"""
Reimplemented from EntropySQLRepository.
"""
self._cursor().execute("vacuum")
def initializeRepository(self):
"""
Reimplemented from EntropySQLRepository.
"""
my = self.Schema()
self.dropAllIndexes()
for table in self._listAllTables():
try:
self._cursor().execute("DROP TABLE %s" % (table,))
except OperationalError:
# skip tables that can't be dropped
continue
self._cursor().executescript(my.get_init())
self.commit()
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
self._setupInitialSettings()
# set cache size
self.__setCacheSize(8192)
self.__setDefaultCacheSize(8192)
self._databaseStructureUpdates()
self.commit()
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
super(EntropySQLiteRepository, self).initializeRepository()
def handlePackage(self, pkg_data, forcedRevision = -1,
formattedContent = False):
"""
Reimplemented from EntropySQLRepository.
"""
raise NotImplementedError()
def _removePackage(self, package_id, from_add_package = False):
"""
Reimplemented from EntropySQLRepository.
We must handle on_delete_cascade.
"""
try:
new_way = self.getSetting("on_delete_cascade")
except KeyError:
new_way = ''
# TODO: remove this before 31-12-2011 (deprecate)
if new_way:
# this will work thanks to ON DELETE CASCADE !
self._cursor().execute(
"DELETE FROM baseinfo WHERE idpackage = (?)", (package_id,))
else:
r_tup = (package_id,)*20
self._cursor().executescript("""
DELETE FROM baseinfo WHERE idpackage = %d;
DELETE FROM extrainfo WHERE idpackage = %d;
DELETE FROM dependencies WHERE idpackage = %d;
DELETE FROM provide WHERE idpackage = %d;
DELETE FROM conflicts WHERE idpackage = %d;
DELETE FROM configprotect WHERE idpackage = %d;
DELETE FROM configprotectmask WHERE idpackage = %d;
DELETE FROM sources WHERE idpackage = %d;
DELETE FROM useflags WHERE idpackage = %d;
DELETE FROM keywords WHERE idpackage = %d;
DELETE FROM content WHERE idpackage = %d;
DELETE FROM counters WHERE idpackage = %d;
DELETE FROM sizes WHERE idpackage = %d;
DELETE FROM needed WHERE idpackage = %d;
DELETE FROM triggers WHERE idpackage = %d;
DELETE FROM systempackages WHERE idpackage = %d;
DELETE FROM injected WHERE idpackage = %d;
DELETE FROM installedtable WHERE idpackage = %d;
DELETE FROM packagedesktopmime WHERE idpackage = %d;
DELETE FROM provided_mime WHERE idpackage = %d;
""" % r_tup)
# Added on Aug. 2011
if self._doesTableExist("packagedownloads"):
self._cursor().execute("""
DELETE FROM packagedownloads WHERE idpackage = (?)""",
(package_id,))
def _addCategory(self, category):
"""
Reimplemented from EntropySQLRepository.
"""
self._clearLiveCache("retrieveCategory")
self._clearLiveCache("searchNameCategory")
self._clearLiveCache("retrieveKeySlot")
self._clearLiveCache("retrieveKeySplit")
self._clearLiveCache("searchKeySlot")
self._clearLiveCache("searchKeySlotTag")
self._clearLiveCache("retrieveKeySlotAggregated")
self._clearLiveCache("getStrictData")
return super(EntropySQLiteRepository, self)._addCategory(category)
def setCategory(self, package_id, category):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010 and live cache.
"""
if self._isBaseinfoExtrainfo2010():
self._cursor().execute("""
UPDATE baseinfo SET category = (?) WHERE idpackage = (?)
""", (category, package_id,))
else:
# create new category if it doesn't exist
catid = self._isCategoryAvailable(category)
if catid == -1:
# create category
catid = self._addCategory(category)
self._cursor().execute("""
UPDATE baseinfo SET idcategory = (?) WHERE idpackage = (?)
""", (catid, package_id,))
self._clearLiveCache("retrieveCategory")
self._clearLiveCache("searchNameCategory")
self._clearLiveCache("retrieveKeySlot")
self._clearLiveCache("retrieveKeySplit")
self._clearLiveCache("searchKeySlot")
self._clearLiveCache("searchKeySlotTag")
self._clearLiveCache("retrieveKeySlotAggregated")
self._clearLiveCache("getStrictData")
def setName(self, package_id, name):
"""
Reimplemented from EntropySQLRepository.
We must handle live cache.
"""
super(EntropySQLiteRepository, self).setName(package_id, name)
self._clearLiveCache("searchNameCategory")
self._clearLiveCache("retrieveKeySlot")
self._clearLiveCache("retrieveKeySplit")
self._clearLiveCache("searchKeySlot")
self._clearLiveCache("searchKeySlotTag")
self._clearLiveCache("retrieveKeySlotAggregated")
self._clearLiveCache("getStrictData")
def setAtom(self, package_id, atom):
"""
Reimplemented from EntropySQLRepository.
We must handle live cache.
"""
super(EntropySQLiteRepository, self).setAtom(package_id, atom)
self._clearLiveCache("searchNameCategory")
self._clearLiveCache("getStrictScopeData")
self._clearLiveCache("getStrictData")
def setSlot(self, package_id, slot):
"""
Reimplemented from EntropySQLRepository.
We must handle live cache.
"""
super(EntropySQLiteRepository, self).setSlot(package_id, slot)
self._clearLiveCache("retrieveSlot")
self._clearLiveCache("retrieveKeySlot")
self._clearLiveCache("searchKeySlot")
self._clearLiveCache("searchKeySlotTag")
self._clearLiveCache("retrieveKeySlotAggregated")
self._clearLiveCache("getStrictScopeData")
self._clearLiveCache("getStrictData")
def setRevision(self, package_id, revision):
"""
Reimplemented from EntropySQLRepository.
We must handle live cache.
"""
super(EntropySQLiteRepository, self).setRevision(
package_id, revision)
self._clearLiveCache("retrieveRevision")
self._clearLiveCache("getVersioningData")
self._clearLiveCache("getStrictScopeData")
self._clearLiveCache("getStrictData")
def _insertUseflags(self, package_id, useflags):
"""
Reimplemented from EntropySQLRepository.
We must handle live cache.
"""
super(EntropySQLiteRepository, self)._insertUseflags(
package_id, useflags)
self._clearLiveCache("retrieveUseflags")
def _insertExtraDownload(self, package_id, package_downloads_data):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
# be optimistic and delay if condition
super(EntropySQLiteRepository, self)._insertExtraDownload(
package_id, package_downloads_data)
except OperationalError as err:
if self._doesTableExist("packagedownloads"):
raise
self._createPackageDownloadsTable()
super(EntropySQLiteRepository, self)._insertExtraDownload(
package_id, package_downloads_data)
def _bindSpmPackageUid(self, package_id, spm_package_uid, branch):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self)._bindSpmPackageUid(
package_id, spm_package_uid, branch)
except IntegrityError:
# we have a PRIMARY KEY we need to remove
self._migrateCountersTable()
return super(EntropySQLiteRepository,
self)._bindSpmPackageUid(
package_id, spm_package_uid, branch)
def _cleanupChangelogs(self):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository,
self)._cleanupChangelogs()
# backward compatibility
self._cursor().execute("""
DELETE FROM packagechangelogs
WHERE category || "/" || name NOT IN
(SELECT categories.category || "/" || baseinfo.name
FROM baseinfo, categories
WHERE baseinfo.idcategory = categories.idcategory)
""")
def getVersioningData(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("getVersioningData")
if cached is None:
cur = self._cursor().execute("""
SELECT idpackage, version, versiontag, revision FROM baseinfo
""")
cached = dict((pkg_id, (ver, tag, rev)) for pkg_id, ver, tag,
rev in cur)
self._setLiveCache("getVersioningData", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def getStrictData(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("getStrictData")
if cached is None:
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT idpackage, category || "/" || name, slot, version,
versiontag, revision, atom FROM baseinfo
""")
else:
# we must guarantee backward compatibility
cur = self._cursor().execute("""
SELECT baseinfo.idpackage, categories.category || "/" ||
baseinfo.name, baseinfo.slot, baseinfo.version,
baseinfo.versiontag, baseinfo.revision, baseinfo.atom
FROM baseinfo, categories
WHERE baseinfo.idcategory = categories.idcategory
""")
cached = dict((pkg_id, (key, slot, version, tag, rev, atom)) \
for pkg_id, key, slot, version, tag, \
rev, atom in cur)
self._setLiveCache("getStrictData", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def getStrictScopeData(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("getStrictScopeData")
if cached is None:
cur = self._cursor().execute("""
SELECT idpackage, atom, slot, revision FROM baseinfo
""")
cached = dict((pkg_id, (atom, slot, rev)) for pkg_id, \
atom, slot, rev in cur)
self._setLiveCache("getStrictScopeData", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def getScopeData(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository, self).getScopeData(
package_id)
# we must guarantee backward compatibility
cur = self._cursor().execute("""
SELECT
baseinfo.atom,
categories.category,
baseinfo.name,
baseinfo.version,
baseinfo.slot,
baseinfo.versiontag,
baseinfo.revision,
baseinfo.branch,
baseinfo.etpapi
FROM
baseinfo,
categories
WHERE
baseinfo.idpackage = (?)
and baseinfo.idcategory = categories.idcategory
LIMIT 1
""", (package_id,))
return cur.fetchone()
def getBaseData(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository, self).getBaseData(
package_id)
# we must guarantee backward compatibility
sql = """
SELECT
baseinfo.atom,
baseinfo.name,
baseinfo.version,
baseinfo.versiontag,
extrainfo.description,
categories.category,
flags.chost,
flags.cflags,
flags.cxxflags,
extrainfo.homepage,
licenses.license,
baseinfo.branch,
extrainfo.download,
extrainfo.digest,
baseinfo.slot,
baseinfo.etpapi,
extrainfo.datecreation,
extrainfo.size,
baseinfo.revision
FROM
baseinfo,
extrainfo,
categories,
flags,
licenses
WHERE
baseinfo.idpackage = (?)
and baseinfo.idpackage = extrainfo.idpackage
and baseinfo.idcategory = categories.idcategory
and extrainfo.idflags = flags.idflags
and baseinfo.idlicense = licenses.idlicense
LIMIT 1
"""
cur = self._cursor().execute(sql, (package_id,))
return cur.fetchone()
def retrieveDigest(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("retrieveDigest")
if cached is None:
cur = self._cursor().execute("""
SELECT idpackage, digest FROM extrainfo
""")
cached = dict(cur)
self._setLiveCache("retrieveDigest", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveSignatures(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveSignatures(
package_id)
except OperationalError:
data = None
if self._doesTableExist("packagesignatures"):
# TODO: drop after 2013?
cur = self._cursor().execute("""
SELECT sha1, sha256, sha512 FROM packagesignatures
WHERE idpackage = (?) LIMIT 1
""", (package_id,))
data = cur.fetchone()
if data:
data = data + (None,)
if data:
return data
return None, None, None, None
def retrieveExtraDownload(self, package_id, down_type = None):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveExtraDownload(
package_id, down_type = down_type)
except OperationalError:
if self._doesTableExist("packagedownloads"):
raise
return tuple()
def retrieveKeySplit(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
We must handle _baseinfo_extrainfo_2010.
"""
cached = self._getLiveCache("retrieveKeySplit")
if cached is None:
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT idpackage, category, name FROM baseinfo
""")
else:
cur = self._cursor().execute("""
SELECT baseinfo.idpackage, categories.category,
baseinfo.name
FROM baseinfo, categories
WHERE categories.idcategory = baseinfo.idcategory
""")
cached = dict((pkg_id, (category, name)) for pkg_id, category,
name in cur)
self._setLiveCache("retrieveKeySplit", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveKeySlot(self, package_id):
"""
Reimplemented from EntropyRepositoryBase.
We must use the in-memory cache to do some memoization.
We must handle _baseinfo_extrainfo_2010.
"""
cached = self._getLiveCache("retrieveKeySlot")
if cached is None:
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT idpackage, category || "/" || name,
slot FROM baseinfo
""")
else:
cur = self._cursor().execute("""
SELECT baseinfo.idpackage,
categories.category || "/" || baseinfo.name,
baseinfo.slot
FROM baseinfo, categories
WHERE baseinfo.idcategory = categories.idcategory
""")
cached = dict((pkg_id, (key, slot)) for pkg_id, key, slot in \
cur)
self._setLiveCache("retrieveKeySlot", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveKeySlotAggregated(self, package_id):
"""
Reimplemented from EntropyRepositoryBase.
"""
cached = self._getLiveCache("retrieveKeySlotAggregated")
if cached is None:
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT idpackage, category || "/" || name || "%s" || slot
FROM baseinfo
""" % (etpConst['entropyslotprefix'],))
else:
cur = self._cursor().execute("""
SELECT baseinfo.idpackage, categories.category || "/" ||
baseinfo.name || "%s" || baseinfo.slot
FROM baseinfo, categories
WHERE baseinfo.idcategory = categories.idcategory
""" % (etpConst['entropyslotprefix'],))
cached = dict((pkg_id, key) for pkg_id, key in cur.fetchall())
self._setLiveCache("retrieveKeySlotAggregated", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveKeySlotTag(self, package_id):
"""
Reimplemented from EntropyRepositoryBase.
"""
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT category || "/" || name, slot,
versiontag FROM baseinfo WHERE
idpackage = (?) LIMIT 1
""", (package_id,))
else:
cur = self._cursor().execute("""
SELECT categories.category || "/" || baseinfo.name,
baseinfo.slot, baseinfo.versiontag
FROM baseinfo, categories WHERE
baseinfo.idpackage = (?) AND
baseinfo.idcategory = categories.idcategory LIMIT 1
""", (package_id,))
return cur.fetchone()
def retrieveVersion(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("retrieveVersion")
if cached is None:
cur = self._cursor().execute("""
SELECT idpackage, version FROM baseinfo
""")
cached = dict(cur)
self._setLiveCache("retrieveVersion", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveRevision(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("retrieveRevision")
if cached is None:
cur = self._cursor().execute("""
SELECT idpackage, revision FROM baseinfo
""")
cached = dict(cur)
self._setLiveCache("retrieveRevision", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveUseflags(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("retrieveUseflags")
if cached is None:
cur = self._cursor().execute("""
SELECT useflags.idpackage, useflagsreference.flagname
FROM useflags, useflagsreference
WHERE useflags.idflag = useflagsreference.idflag
""")
cached = {}
for pkg_id, flag in cur:
obj = cached.setdefault(pkg_id, set())
obj.add(flag)
self._setLiveCache("retrieveUseflags", cached)
# avoid python3.x memleak
obj = frozenset(cached.get(package_id, frozenset()))
del cached
return obj
def retrieveDesktopMime(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveDesktopMime(package_id)
except OperationalError:
if self._doesTableExist("packagedesktopmime"):
raise
return []
def retrieveProvidedMime(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveProvidedMime(package_id)
except OperationalError:
if self._doesTableExist("provided_mime"):
raise
return frozenset()
def retrieveProvide(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveProvide(package_id)
except OperationalError as err:
# TODO: remove after 2013?
if self._doesColumnInTableExist("provide", "is_default"):
raise
cur = self._cursor().execute("""
SELECT atom, 0 FROM provide WHERE idpackage = (?)
""", (package_id,))
return frozenset(cur)
def retrieveContentSafety(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveContentSafety(package_id)
except OperationalError:
# TODO: remove after 2013?
if self._doesTableExist('contentsafety'):
raise
return {}
def retrieveContentSafetyIter(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveContentSafetyIter(package_id)
except OperationalError:
# TODO: remove after 2013?
if self._doesTableExist('contentsafety'):
raise
return iter([])
def retrieveChangelog(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository,
self).retrieveChangelog(package_id)
cur = self._cursor().execute("""
SELECT packagechangelogs.changelog
FROM packagechangelogs, baseinfo, categories
WHERE baseinfo.idpackage = (?) AND
baseinfo.idcategory = categories.idcategory AND
packagechangelogs.name = baseinfo.name AND
packagechangelogs.category = categories.category
LIMIT 1
""", (package_id,))
changelog = cur.fetchone()
if changelog:
changelog = changelog[0]
try:
return const_convert_to_unicode(changelog)
except UnicodeDecodeError:
return const_convert_to_unicode(
changelog, enctype = 'utf-8')
def retrieveSlot(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("retrieveSlot")
if cached is None:
cur = self._cursor().execute("""
SELECT idpackage, slot FROM baseinfo
""")
cached = dict(cur)
self._setLiveCache("retrieveSlot", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveTag(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("retrieveTag")
# gain 2% speed on atomMatch()
if cached is None:
cur = self._cursor().execute("""
SELECT idpackage, versiontag FROM baseinfo
""")
cached = dict(cur)
self._setLiveCache("retrieveTag", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveCategory(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("retrieveCategory")
# this gives 14% speed boost in atomMatch()
if cached is None:
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT idpackage, category FROM baseinfo
""")
else:
cur = self._cursor().execute("""
SELECT baseinfo.idpackage, categories.category
FROM baseinfo,categories WHERE
baseinfo.idcategory = categories.idcategory
""")
cached = dict(cur)
self._setLiveCache("retrieveCategory", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def retrieveCompileFlags(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository,
self).retrieveCompileFlags(package_id)
cur = self._cursor().execute("""
SELECT chost,cflags,cxxflags FROM flags,extrainfo
WHERE extrainfo.idpackage = (?) AND
extrainfo.idflags = flags.idflags
LIMIT 1""", (package_id,))
flags = cur.fetchone()
if not flags:
flags = ("N/A", "N/A", "N/A")
return flags
def searchLicense(self, keyword, just_id = False):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository,
self).searchLicense(keyword, just_id = just_id)
# backward compatibility
if not entropy.tools.is_valid_string(keyword):
return frozenset()
license_query = """baseinfo, licenses
WHERE LOWER(licenses.license) LIKE (?) AND
licenses.idlicense = baseinfo.idlicense"""
if just_id:
cur = self._cursor().execute("""
SELECT baseinfo.idpackage FROM %s
""" % (license_query,), ("%"+keyword+"%".lower(),))
return self._cur2frozenset(cur)
else:
cur = self._cursor().execute("""
SELECT baseinfo.atom, baseinfo.idpackage FROM %s
""" % (license_query,), ("%"+keyword+"%".lower(),))
return frozenset(cur)
def searchKeySlot(self, key, slot):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("searchKeySlot")
if cached is None:
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT category, name, slot, idpackage FROM baseinfo
""")
else:
cur = self._cursor().execute("""
SELECT categories.category, baseinfo.name, baseinfo.slot,
baseinfo.idpackage
FROM baseinfo, categories
WHERE baseinfo.idcategory = categories.idcategory
""")
cached = {}
for d_cat, d_name, d_slot, pkg_id in cur:
obj = cached.setdefault(
(d_cat, d_name, d_slot), set())
obj.add(pkg_id)
self._setLiveCache("searchKeySlot", cached)
cat, name = key.split("/", 1)
# avoid python3.x memleak
obj = frozenset(cached.get((cat, name, slot), frozenset()))
del cached
return obj
def searchKeySlotTag(self, key, slot, tag):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("searchKeySlotTag")
if cached is None:
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT category, name, slot, versiontag, idpackage
FROM baseinfo
""")
else:
cur = self._cursor().execute("""
SELECT categories.category, baseinfo.name, baseinfo.slot,
baseinfo.versiontag, baseinfo.idpackage
FROM baseinfo, categories
WHERE baseinfo.idcategory = categories.idcategory
""")
cached = {}
for d_cat, d_name, d_slot, d_tag, pkg_id in cur.fetchall():
obj = cached.setdefault(
(d_cat, d_name, d_slot, d_tag), set())
obj.add(pkg_id)
self._setLiveCache("searchKeySlotTag", cached)
cat, name = key.split("/", 1)
# avoid python3.x memleak
obj = frozenset(cached.get((cat, name, slot, tag), frozenset()))
del cached
return obj
def searchSets(self, keyword):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository, self).searchSets(keyword)
except OperationalError:
# TODO: remove this after 2012?
if self._doesTableExist("packagesets"):
raise
return frozenset()
def searchProvidedMime(self, mimetype):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).searchProvidedMime(mimetype)
except OperationalError:
# TODO: remove this after 2012?
if self._doesTableExist("provided_mime"):
raise
return tuple()
def searchProvidedVirtualPackage(self, keyword):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).searchProvidedVirtualPackage(keyword)
except OperationalError as err:
# TODO: remove this after 2012?
if self._doesColumnInTableExist("provide", "is_default"):
# something is really wrong
raise
cur = self._cursor().execute("""
SELECT baseinfo.idpackage, 0 FROM baseinfo,provide
WHERE provide.atom = (?) AND
provide.idpackage = baseinfo.idpackage""", (keyword,))
return tuple(cur)
def searchCategory(self, keyword, like = False, just_id = True):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository,
self).searchCategory(
keyword, like = like, just_id = just_id)
# backward compatibility
like_string = "= (?)"
if like:
like_string = "LIKE (?)"
if just_id:
cur = self._cursor().execute("""
SELECT baseinfo.idpackage FROM baseinfo, categories
WHERE categories.category %s AND
baseinfo.idcategory = categories.idcategory
""" % (like_string,), (keyword,))
else:
cur = self._cursor().execute("""
SELECT baseinfo.atom,baseinfo.idpackage
FROM baseinfo, categories
WHERE categories.category %s AND
baseinfo.idcategory = categories.idcategory
""" % (like_string,), (keyword,))
if just_id:
return self._cur2frozenset(cur)
return frozenset(cur)
def searchNameCategory(self, name, category, just_id = False):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("searchNameCategory")
# this gives 30% speed boost on atomMatch()
if cached is None:
if self._isBaseinfoExtrainfo2010():
cur = self._cursor().execute("""
SELECT name, category, atom, idpackage FROM baseinfo
""")
else:
cur = self._cursor().execute("""
SELECT baseinfo.name,categories.category,
baseinfo.atom, baseinfo.idpackage FROM baseinfo,categories
WHERE baseinfo.idcategory = categories.idcategory
""")
cached = {}
for nam, cat, atom, pkg_id in cur:
obj = cached.setdefault((nam, cat), set())
obj.add((atom, pkg_id))
self._setLiveCache("searchNameCategory", cached)
data = frozenset(cached.get((name, category), frozenset()))
# This avoids memory leaks with python 3.x
del cached
if just_id:
return frozenset((y for x, y in data))
return data
def listPackageIdsInCategory(self, category, order_by = None):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository,
self).listPackageIdsInCategory(
category, order_by = order_by)
# backward compatibility
order_by_string = ''
if order_by is not None:
valid_order_by = ("atom", "idpackage", "package_id", "branch",
"name", "version", "versiontag", "revision", "slot")
if order_by not in valid_order_by:
raise AttributeError("invalid order_by argument")
if order_by == "package_id":
order_by = "idpackage"
order_by_string = ' order by %s' % (order_by,)
cur = self._cursor().execute("""
SELECT idpackage FROM baseinfo, categories WHERE
categories.category = (?) AND
baseinfo.idcategory = categories.idcategory
""" + order_by_string, (category,))
return self._cur2frozenset(cur)
def listAllExtraDownloads(self, do_sort = True):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).listAllExtraDownloads(
do_sort = do_sort)
except OperationalError:
if self._doesTableExist("packagedownloads"):
raise
return tuple()
def listAllCategories(self, order_by = None):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository,
self).listAllCategories(
order_by = order_by)
# backward compatibility
order_by_string = ''
if order_by is not None:
valid_order_by = ("category",)
if order_by not in valid_order_by:
raise AttributeError("invalid order_by argument")
order_by_string = 'ORDER BY %s' % (order_by,)
cur = self._cursor().execute(
"SELECT category FROM categories %s" % (order_by_string,))
return self._cur2frozenset(cur)
def _setupInitialSettings(self):
"""
Setup initial repository settings
"""
query = """
INSERT OR REPLACE INTO settings VALUES ("arch", "%s");
INSERT OR REPLACE INTO settings VALUES ("on_delete_cascade", "%s");
INSERT OR REPLACE INTO settings VALUES ("_baseinfo_extrainfo_2010",
"%s");
""" % (etpConst['currentarch'], "1", "1")
self._cursor().executescript(query)
self.commit()
self._settings_cache.clear()
def _databaseStructureUpdates(self):
"""
Do not forget to bump _SCHEMA_REVISION whenever you add more tables
"""
try:
current_schema_rev = int(self.getSetting("schema_revision"))
except (KeyError, ValueError):
current_schema_rev = -1
if current_schema_rev == EntropySQLiteRepository._SCHEMA_REVISION \
and not os.getenv("ETP_REPO_SCHEMA_UPDATE"):
return
old_readonly = self._readonly
self._readonly = False
if not self._doesTableExist("packagedesktopmime"):
self._createPackageDesktopMimeTable()
if not self._doesTableExist("provided_mime"):
self._createProvidedMimeTable()
if not self._doesTableExist("licenses_accepted"):
self._createLicensesAcceptedTable()
if not self._doesColumnInTableExist("installedtable", "source"):
self._createInstalledTableSource()
if not self._doesColumnInTableExist("provide", "is_default"):
self._createProvideDefault()
if not self._doesTableExist("packagesets"):
self._createPackagesetsTable()
if not self._doesTableExist("packagechangelogs"):
self._createPackagechangelogsTable()
if not self._doesTableExist("automergefiles"):
self._createAutomergefilesTable()
if not self._doesTableExist("packagesignatures"):
self._createPackagesignaturesTable()
elif not self._doesColumnInTableExist("packagesignatures", "gpg"):
self._createPackagesignaturesGpgColumn()
if not self._doesTableExist("packagespmphases"):
self._createPackagespmphases()
if not self._doesTableExist("packagespmrepository"):
self._createPackagespmrepository()
if not self._doesTableExist("entropy_branch_migration"):
self._createEntropyBranchMigrationTable()
if not self._doesTableExist("settings"):
self._createSettingsTable()
# added on Aug, 2010
if not self._doesTableExist("contentsafety"):
self._createContentSafetyTable()
if not self._doesTableExist('provided_libs'):
self._createProvidedLibs()
# added on Aug. 2011
if not self._doesTableExist("packagedownloads"):
self._createPackageDownloadsTable()
# added on Sept. 2010, keep forever? ;-)
self._migrateBaseinfoExtrainfo()
self._foreignKeySupport()
self._readonly = old_readonly
self._connection().commit()
if not old_readonly:
# it seems that it's causing locking issues
# so, just execute it when in read/write mode
self._setSetting("schema_revision",
EntropySQLiteRepository._SCHEMA_REVISION)
self._connection().commit()
def integrity_check(self):
"""
Reimplemented from EntropyRepositoryBase.
"""
cur = self._cursor().execute("PRAGMA quick_check(1)")
try:
check_data = cur.fetchone()[0]
if check_data != "ok":
raise ValueError()
except (IndexError, ValueError, TypeError,):
raise SystemDatabaseError(
"sqlite3 reports database being corrupted")
@staticmethod
def importRepository(dumpfile, db, data = None):
"""
Reimplemented from EntropyRepositoryBase.
@todo: remove /usr/bin/sqlite3 dependency
"""
dbfile = os.path.realpath(db)
tmp_dbfile = dbfile + ".import_repository"
dumpfile = os.path.realpath(dumpfile)
if not entropy.tools.is_valid_path_string(dbfile):
raise AttributeError("dbfile value is invalid")
if not entropy.tools.is_valid_path_string(dumpfile):
raise AttributeError("dumpfile value is invalid")
with open(dumpfile, "rb") as in_f:
try:
proc = subprocess.Popen(("/usr/bin/sqlite3", tmp_dbfile,),
bufsize = -1, stdin = in_f)
except OSError:
# ouch ! wtf!
return 1
rc = proc.wait()
if rc == 0:
os.rename(tmp_dbfile, dbfile)
return rc
def exportRepository(self, dumpfile):
"""
Reimplemented from EntropyRepositoryBase.
"""
exclude_tables = []
gentle_with_tables = True
toraw = const_convert_to_rawstring
dumpfile.write(toraw("BEGIN TRANSACTION;\n"))
cur = self._cursor().execute("""
SELECT name, type, sql FROM sqlite_master
WHERE sql NOT NULL AND type=='table'
""")
for name, x, sql in cur.fetchall():
self.output(
red("%s " % (
_("Exporting database table"),
) ) + "["+blue(str(name))+"]",
importance = 0,
level = "info",
back = True,
header = " "
)
if name.startswith("sqlite_"):
continue
t_cmd = "CREATE TABLE"
if sql.startswith(t_cmd) and gentle_with_tables:
sql = "CREATE TABLE IF NOT EXISTS"+sql[len(t_cmd):]
dumpfile.write(toraw("%s;\n" % sql))
if name in exclude_tables:
continue
cur2 = self._cursor().execute("PRAGMA table_info('%s')" % name)
cols = [r[1] for r in cur2.fetchall()]
q = "SELECT 'INSERT INTO \"%(tbl_name)s\" VALUES("
q += ", ".join(["'||quote(" + x + ")||'" for x in cols])
q += ")' FROM '%(tbl_name)s'"
self._connection().unicode()
cur3 = self._cursor().execute(q % {'tbl_name': name})
for row in cur3:
dumpfile.write(toraw("%s;\n" % (row[0],)))
cur4 = self._cursor().execute("""
SELECT name, type, sql FROM sqlite_master
WHERE sql NOT NULL AND type!='table' AND type!='meta'
""")
for name, x, sql in cur4.fetchall():
dumpfile.write(toraw("%s;\n" % sql))
dumpfile.write(toraw("COMMIT;\n"))
if hasattr(dumpfile, 'flush'):
dumpfile.flush()
self.output(
red(_("Database Export complete.")),
importance = 0,
level = "info",
header = " "
)
# remember to close the file
def _listAllTables(self):
"""
List all available tables in this repository database.
@return: available tables
@rtype: list
"""
cur = self._cursor().execute("""
SELECT name FROM SQLITE_MASTER
WHERE type = "table" AND NOT name LIKE "sqlite_%"
""")
return self._cur2tuple(cur)
def mtime(self):
"""
Reimplemented from EntropyRepositoryBase.
"""
if self._db is None:
return 0.0
if self._db == ":memory:":
return 0.0
return os.path.getmtime(self._db)
def checksum(self, do_order = False, strict = True,
strings = True, include_signatures = False):
"""
Reimplemented from EntropySQLRepository.
We have to handle _baseinfo_extrainfo_2010.
We must use the in-memory cache to do some memoization.
"""
_baseinfo_extrainfo_2010 = self._isBaseinfoExtrainfo2010()
if _baseinfo_extrainfo_2010:
return super(EntropySQLiteRepository,
self).checksum(
do_order = do_order,
strict = strict,
strings = strings,
include_signatures = include_signatures)
# backward compatibility
# !!! keep aligned !!!
cache_key = "checksum_%s_%s_%s_%s" % (do_order, strict, strings,
include_signatures)
cached = self._getLiveCache(cache_key)
if cached is not None:
return cached
# avoid memleak with python3.x
del cached
package_id_order = ''
category_order = ''
license_order = ''
flags_order = ''
if do_order:
package_id_order = 'order by idpackage'
category_order = 'order by category'
license_order = 'order by license'
flags_order = 'order by chost'
def do_update_hash(m, cursor):
# this could slow things down a lot, so be careful
# NOTE: this function must guarantee platform, architecture,
# interpreter independent results. Cannot use hash() then.
# Even repr() might be risky! But on the other hand, the
# conversion to string cannot take forever.
if const_is_python3():
for record in cursor:
m.update(repr(record).encode("utf-8"))
else:
for record in cursor:
m.update(repr(record))
if strings:
m = hashlib.sha1()
if not self._doesTableExist("baseinfo"):
if strings:
m.update(const_convert_to_rawstring("~empty~"))
result = m.hexdigest()
else:
result = "~empty_db~"
self._setLiveCache(cache_key, result)
return result
if strict:
cur = self._cursor().execute("""
SELECT * FROM baseinfo
%s""" % (package_id_order,))
else:
cur = self._cursor().execute("""
SELECT idpackage, atom, name, version, versiontag, revision,
branch, slot, etpapi, trigger FROM baseinfo
%s""" % (package_id_order,))
if strings:
do_update_hash(m, cur)
else:
a_hash = hash(tuple(cur))
if strict:
cur = self._cursor().execute("""
SELECT * FROM extrainfo %s
""" % (package_id_order,))
else:
cur = self._cursor().execute("""
SELECT idpackage, description, homepage, download, size,
digest, datecreation FROM extrainfo %s
""" % (package_id_order,))
if strings:
do_update_hash(m, cur)
else:
b_hash = hash(tuple(cur))
cur = self._cursor().execute("""
SELECT category FROM categories %s
""" % (category_order,))
if strings:
do_update_hash(m, cur)
else:
c_hash = hash(tuple(cur))
d_hash = '0'
e_hash = '0'
if strict:
cur = self._cursor().execute("""
SELECT * FROM licenses %s""" % (license_order,))
if strings:
do_update_hash(m, cur)
else:
d_hash = hash(tuple(cur))
cur = self._cursor().execute('select * from flags %s' % (
flags_order,))
if strings:
do_update_hash(m, cur)
else:
e_hash = hash(tuple(cur))
if include_signatures:
try:
# be optimistic and delay if condition,
# _doesColumnInTableExist
# is really slow
cur = self._cursor().execute("""
SELECT idpackage, sha1, gpg FROM
packagesignatures %s""" % (package_id_order,))
except OperationalError as err:
# TODO: remove this before 31-12-2011
if self._doesColumnInTableExist(
"packagesignatures", "gpg"):
raise
cur = self._cursor().execute("""
SELECT idpackage, sha1 FROM
packagesignatures %s""" % (package_id_order,))
if strings:
do_update_hash(m, cur)
else:
b_hash = "%s%s" % (b_hash, hash(tuple(cur)),)
if strings:
result = m.hexdigest()
else:
result = "%s:%s:%s:%s:%s" % (
a_hash, b_hash, c_hash, d_hash, e_hash)
self._setLiveCache(cache_key, result)
return result
def storeInstalledPackage(self, package_id, repoid, source = 0):
"""
Reimplemented from EntropySQLRepository.
"""
super(EntropySQLiteRepository, self).storeInstalledPackage(
package_id, repoid, source = source)
self._clearLiveCache("getInstalledPackageRepository")
self._clearLiveCache("getInstalledPackageSource")
def getInstalledPackageRepository(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("getInstalledPackageRepository")
if cached is None:
cur = self._cursor().execute("""
SELECT idpackage, repositoryname FROM installedtable
""")
cached = dict(cur)
self._setLiveCache("getInstalledPackageRepository", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def getInstalledPackageSource(self, package_id):
"""
Reimplemented from EntropySQLRepositoryBase.
We must use the in-memory cache to do some memoization.
"""
cached = self._getLiveCache("getInstalledPackageSource")
if cached is None:
try:
# be optimistic, delay _doesColumnInTableExist as much as
# possible
cur = self._cursor().execute("""
SELECT idpackage, source FROM installedtable
""")
cached = dict(cur)
except OperationalError as err:
# TODO: drop this check in future, backward compatibility
if self._doesColumnInTableExist(
"installedtable", "source"):
raise
cached = {}
self._setLiveCache("getInstalledPackageSource", cached)
# avoid python3.x memleak
obj = cached.get(package_id)
del cached
return obj
def dropInstalledPackageFromStore(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle live cache.
"""
super(EntropySQLiteRepository, self).dropInstalledPackageFromStore(
package_id)
self._clearLiveCache("getInstalledPackageRepository")
self._clearLiveCache("getInstalledPackageSource")
def retrieveSpmMetadata(self, package_id):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveSpmMetadata(
package_id)
except OperationalError:
if self._doesTableExist("xpakdata"):
raise
buf = const_get_buffer()
return buf("")
def retrieveBranchMigration(self, to_branch):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).retrieveBranchMigration(
to_branch)
except OperationalError:
if self._doesTableExist('entropy_branch_migration'):
raise
return {}
def dropContentSafety(self):
"""
Reimplemented from EntropySQLRepository.
We must handle backward compatibility.
"""
try:
return super(EntropySQLiteRepository,
self).dropContentSafety()
except OperationalError:
if self._doesTableExist('contentsafety'):
raise
# table doesn't exist, ignore
def dropAllIndexes(self):
"""
Reimplemented from EntropyRepositoryBase.
"""
cur = self._cursor().execute("""
SELECT name FROM SQLITE_MASTER WHERE type = "index"
AND name NOT LIKE "sqlite_%"
""")
for index in self._cur2frozenset(cur):
try:
self._cursor().execute('DROP INDEX IF EXISTS %s' % (index,))
except OperationalError:
continue
def createAllIndexes(self):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
super(EntropySQLiteRepository, self).createAllIndexes()
if not self._isBaseinfoExtrainfo2010():
self.__createLicensesIndex()
self.__createCategoriesIndex()
self.__createCompileFlagsIndex()
def __createCompileFlagsIndex(self):
try:
self._cursor().execute("""
CREATE INDEX IF NOT EXISTS flagsindex ON flags
( chost, cflags, cxxflags )
""")
except OperationalError:
pass
def __createCategoriesIndex(self):
self._cursor().execute("""
CREATE INDEX IF NOT EXISTS categoriesindex_category
ON categories ( category )
""")
def __createLicensesIndex(self):
self._cursor().execute("""
CREATE INDEX IF NOT EXISTS licensesindex ON licenses ( license )
""")
def _createBaseinfoIndex(self):
"""
Reimplemented from EntropySQLRepository.
We must handle _baseinfo_extrainfo_2010.
"""
if self._isBaseinfoExtrainfo2010():
return super(EntropySQLiteRepository,
self)._createBaseinfoIndex()
# backward compatibility
self._cursor().executescript("""
CREATE INDEX IF NOT EXISTS baseindex_atom
ON baseinfo ( atom );
CREATE INDEX IF NOT EXISTS baseindex_branch_name
ON baseinfo ( name, branch );
CREATE INDEX IF NOT EXISTS baseindex_branch_name_idcategory
ON baseinfo ( name, idcategory, branch );
CREATE INDEX IF NOT EXISTS baseindex_idlicense
ON baseinfo ( idlicense, idcategory );
""")
def _isBaseinfoExtrainfo2010(self):
"""
Return is _baseinfo_extrainfo_2010 setting is
found via getSetting()
"""
try:
self.getSetting("_baseinfo_extrainfo_2010")
# extra check to avoid issues with settings table creation
# before the actual schema update, check if baseinfo has the
# category column.
return self._doesColumnInTableExist("baseinfo", "category")
except KeyError:
return False
def _migrateBaseinfoExtrainfo(self):
"""
Support for optimized baseinfo table, migration function.
"""
if self._isBaseinfoExtrainfo2010():
return
if not self._doesTableExist("baseinfo"):
return
if not self._doesTableExist("extrainfo"):
return
if not self._doesTableExist("licenses"):
return
if not self._doesTableExist("categories"):
return
if not self._doesTableExist("flags"):
return
mytxt = "%s: [%s] %s" % (
bold(_("ATTENTION")),
purple(self.name),
red(_("updating repository metadata layout, please wait!")),
)
self.output(
mytxt,
importance = 1,
level = "warning")
self.dropAllIndexes()
self._cursor().execute("pragma foreign_keys = OFF").fetchall()
self._cursor().executescript("""
BEGIN TRANSACTION;
DROP TABLE IF EXISTS baseinfo_new_temp;
CREATE TABLE baseinfo_new_temp (
idpackage INTEGER PRIMARY KEY AUTOINCREMENT,
atom VARCHAR,
category VARCHAR,
name VARCHAR,
version VARCHAR,
versiontag VARCHAR,
revision INTEGER,
branch VARCHAR,
slot VARCHAR,
license VARCHAR,
etpapi INTEGER,
trigger INTEGER
);
INSERT INTO baseinfo_new_temp
SELECT idpackage, atom, category, name, version, versiontag,
revision, branch, slot, license, etpapi, trigger
FROM baseinfo, licenses, categories WHERE
categories.idcategory = baseinfo.idcategory AND
licenses.idlicense = baseinfo.idlicense;
DROP TABLE baseinfo;
ALTER TABLE baseinfo_new_temp RENAME TO baseinfo;
DROP TABLE categories;
DROP TABLE licenses;
DROP TABLE IF EXISTS extrainfo_new_temp;
CREATE TABLE extrainfo_new_temp (
idpackage INTEGER PRIMARY KEY,
description VARCHAR,
homepage VARCHAR,
download VARCHAR,
size VARCHAR,
chost VARCHAR,
cflags VARCHAR,
cxxflags VARCHAR,
digest VARCHAR,
datecreation VARCHAR,
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE
);
INSERT INTO extrainfo_new_temp
SELECT idpackage, description, homepage, download, size,
flags.chost, flags.cflags, flags.cxxflags,
digest, datecreation
FROM extrainfo, flags WHERE flags.idflags = extrainfo.idflags;
DROP TABLE extrainfo;
ALTER TABLE extrainfo_new_temp RENAME TO extrainfo;
DROP TABLE flags;
COMMIT;
""")
self._cursor().execute("pragma foreign_keys = ON").fetchall()
self._clearLiveCache("_doesColumnInTableExist")
self._setSetting("_baseinfo_extrainfo_2010", "1")
self._connection().commit()
def _foreignKeySupport(self):
# entropy.qa uses this name, must skip migration
if self.name in ("qa_testing", "mem_repo"):
return
tables = ("extrainfo", "dependencies" , "provide",
"conflicts", "configprotect", "configprotectmask", "sources",
"useflags", "keywords", "content", "counters", "sizes",
"needed", "triggers", "systempackages", "injected",
"installedtable", "automergefiles", "packagesignatures",
"packagespmphases", "provided_libs")
done_something = False
foreign_keys_supported = False
for table in tables:
if not self._doesTableExist(table): # wtf
continue
cur = self._cursor().execute("""
PRAGMA foreign_key_list(%s)
""" % (table,))
foreign_keys = cur.fetchone()
# print table, "foreign keys", foreign_keys
if foreign_keys is not None:
# seems so, more or less
foreign_keys_supported = True
continue
if not done_something:
mytxt = "%s: [%s] %s" % (
bold(_("ATTENTION")),
purple(self.name),
red(_("updating repository metadata layout, please wait!")),
)
self.output(
mytxt,
importance = 1,
level = "warning"
)
done_something = True
# need to add foreign key to this table
cur = self._cursor().execute("""SELECT sql FROM sqlite_master
WHERE type='table' and name = (?)""", (table,))
cur_sql = cur.fetchone()[0]
# change table name
tmp_table = table+"_fk_sup"
self._cursor().execute("DROP TABLE IF EXISTS %s" % (tmp_table,))
bracket_idx = cur_sql.find("(")
cur_sql = cur_sql[bracket_idx:]
cur_sql = "CREATE TABLE %s %s" % (tmp_table, cur_sql)
# remove final parenthesis and strip
cur_sql = cur_sql[:-1].strip()
# add foreign key stmt
cur_sql += """,
FOREIGN KEY(idpackage) REFERENCES
baseinfo(idpackage) ON DELETE CASCADE );"""
self._cursor().executescript(cur_sql)
self._moveContent(table, tmp_table)
self._atomicRename(tmp_table, table)
if done_something:
self._setSetting("on_delete_cascade", "1")
self._connection().commit()
# recreate indexes
self.createAllIndexes()
elif foreign_keys_supported:
# some devel version didn't have this set
try:
self.getSetting("on_delete_cascade")
except KeyError:
self._setSetting("on_delete_cascade", "1")
self._connection().commit()
def _moveContent(self, from_table, to_table):
self._cursor().execute("""
INSERT INTO %s SELECT * FROM %s
""" % (to_table, from_table,))
def _atomicRename(self, from_table, to_table):
self._cursor().executescript("""
BEGIN TRANSACTION;
DROP TABLE IF EXISTS %s;
ALTER TABLE %s RENAME TO %s;
COMMIT;
""" % (to_table, from_table, to_table,))
def _migrateCountersTable(self):
self._cursor().executescript("""
BEGIN TRANSACTION;
DROP TABLE IF EXISTS counterstemp;
CREATE TABLE counterstemp (
counter INTEGER, idpackage INTEGER, branch VARCHAR,
PRIMARY KEY(idpackage,branch),
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE
);
INSERT INTO counterstemp (counter, idpackage, branch)
SELECT counter, idpackage, branch FROM counters;
DROP TABLE IF EXISTS counters;
ALTER TABLE counterstemp RENAME TO counters;
COMMIT;
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createSettingsTable(self):
self._cursor().executescript("""
CREATE TABLE settings (
setting_name VARCHAR,
setting_value VARCHAR,
PRIMARY KEY(setting_name)
);
""")
self._setupInitialSettings()
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createProvidedLibs(self):
def do_create():
self._cursor().executescript("""
CREATE TABLE provided_libs (
idpackage INTEGER,
library VARCHAR,
path VARCHAR,
elfclass INTEGER,
FOREIGN KEY(idpackage) REFERENCES baseinfo(idpackage)
ON DELETE CASCADE
);
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
if self.name != etpConst['clientdbid']:
return do_create()
mytxt = "%s: %s" % (
bold(_("ATTENTION")),
red(_("generating provided_libs metadata, please wait!")),
)
self.output(
mytxt,
importance = 1,
level = "warning"
)
try:
self._generateProvidedLibsMetadata()
except (IOError, OSError, Error) as err:
mytxt = "%s: %s: [%s]" % (
bold(_("ATTENTION")),
red("cannot generate provided_libs metadata"),
err,
)
self.output(
mytxt,
importance = 1,
level = "warning"
)
do_create()
def _createPackageDownloadsTable(self):
self._cursor().executescript("""
CREATE TABLE packagedownloads (
idpackage INTEGER,
download VARCHAR,
type VARCHAR,
size INTEGER,
disksize INTEGER,
md5 VARCHAR,
sha1 VARCHAR,
sha256 VARCHAR,
sha512 VARCHAR,
gpg BLOB,
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE
);
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _generateProvidedLibsMetadata(self):
def collect_provided(pkg_dir, content):
provided_libs = set()
ldpaths = entropy.tools.collect_linker_paths()
for obj, ftype in list(content.items()):
if ftype == "dir":
continue
obj_dir, obj_name = os.path.split(obj)
if obj_dir not in ldpaths:
continue
unpack_obj = os.path.join(pkg_dir, obj)
try:
os.stat(unpack_obj)
except OSError:
continue
# do not trust ftype
if os.path.isdir(unpack_obj):
continue
if not entropy.tools.is_elf_file(unpack_obj):
continue
elf_class = entropy.tools.read_elf_class(unpack_obj)
provided_libs.add((obj_name, obj, elf_class,))
return provided_libs
self._cursor().executescript("""
DROP TABLE IF EXISTS provided_libs_tmp;
CREATE TABLE provided_libs_tmp (
idpackage INTEGER,
library VARCHAR,
path VARCHAR,
elfclass INTEGER,
FOREIGN KEY(idpackage) REFERENCES baseinfo(idpackage)
ON DELETE CASCADE
);
""")
pkgs = self.listAllPackageIds()
for package_id in pkgs:
content = self.retrieveContent(package_id, extended = True,
formatted = True)
provided_libs = collect_provided(etpConst['systemroot'], content)
self._cursor().executemany("""
INSERT INTO provided_libs_tmp VALUES (?,?,?,?)
""", [(package_id, x, y, z,) for x, y, z in provided_libs])
# rename
self._cursor().execute("""
ALTER TABLE provided_libs_tmp RENAME TO provided_libs;
""")
# make sure that live_cache reports correct info regarding tables
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createProvideDefault(self):
self._cursor().execute("""
ALTER TABLE provide ADD COLUMN is_default INTEGER DEFAULT 0
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createInstalledTableSource(self):
self._cursor().execute("""
ALTER TABLE installedtable ADD source INTEGER;
""")
self._cursor().execute("""
UPDATE installedtable SET source = (?)
""", (etpConst['install_sources']['unknown'],))
self._clearLiveCache("getInstalledPackageRepository")
self._clearLiveCache("getInstalledPackageSource")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createPackagechangelogsTable(self):
self._cursor().execute("""
CREATE TABLE packagechangelogs ( category VARCHAR,
name VARCHAR, changelog BLOB, PRIMARY KEY (category, name));
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createAutomergefilesTable(self):
self._cursor().execute("""
CREATE TABLE automergefiles ( idpackage INTEGER,
configfile VARCHAR, md5 VARCHAR,
FOREIGN KEY(idpackage) REFERENCES baseinfo(idpackage)
ON DELETE CASCADE );
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createPackagesignaturesTable(self):
self._cursor().execute("""
CREATE TABLE packagesignatures (
idpackage INTEGER PRIMARY KEY,
sha1 VARCHAR,
sha256 VARCHAR,
sha512 VARCHAR,
gpg BLOB,
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE );
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createPackagesignaturesGpgColumn(self):
self._cursor().execute("""
ALTER TABLE packagesignatures ADD gpg BLOB;
""")
self._clearLiveCache("_doesColumnInTableExist")
def _createPackagespmphases(self):
self._cursor().execute("""
CREATE TABLE packagespmphases (
idpackage INTEGER PRIMARY KEY,
phases VARCHAR,
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE
);
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createPackagespmrepository(self):
self._cursor().execute("""
CREATE TABLE packagespmrepository (
idpackage INTEGER PRIMARY KEY,
repository VARCHAR,
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE
);
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createEntropyBranchMigrationTable(self):
self._cursor().execute("""
CREATE TABLE entropy_branch_migration (
repository VARCHAR,
from_branch VARCHAR,
to_branch VARCHAR,
post_migration_md5sum VARCHAR,
post_upgrade_md5sum VARCHAR,
PRIMARY KEY (repository, from_branch, to_branch)
);
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createPackagesetsTable(self):
self._cursor().execute("""
CREATE TABLE packagesets ( setname VARCHAR, dependency VARCHAR );
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createPackageDesktopMimeTable(self):
self._cursor().execute("""
CREATE TABLE packagedesktopmime (
idpackage INTEGER,
name VARCHAR,
mimetype VARCHAR,
executable VARCHAR,
icon VARCHAR,
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE
);
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createProvidedMimeTable(self):
self._cursor().execute("""
CREATE TABLE provided_mime (
mimetype VARCHAR,
idpackage INTEGER,
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE
);
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createLicensesAcceptedTable(self):
self._cursor().execute("""
CREATE TABLE licenses_accepted ( licensename VARCHAR UNIQUE );
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")
def _createContentSafetyTable(self):
self._cursor().execute("""
CREATE TABLE contentsafety (
idpackage INTEGER,
file VARCHAR,
mtime FLOAT,
sha256 VARCHAR,
FOREIGN KEY(idpackage)
REFERENCES baseinfo(idpackage) ON DELETE CASCADE
);
""")
self._clearLiveCache("_doesTableExist")
self._clearLiveCache("_doesColumnInTableExist")