Python Connection.rowid方法代碼示例

本文整理匯總了Python中s3ql.database.Connection.rowid方法的典型用法代碼示例。如果您正苦於以下問題：Python Connection.rowid方法的具體用法？Python Connection.rowid怎麽用？Python Connection.rowid使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類s3ql.database.Connection的用法示例。

在下文中一共展示了Connection.rowid方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: fsck_tests

# 需要導入模塊: from s3ql.database import Connection [as 別名]
# 或者: from s3ql.database.Connection import rowid [as 別名]
class fsck_tests(TestCase):

    def setUp(self):
        self.bucket_dir = tempfile.mkdtemp()
        self.bucket = local.Bucket(self.bucket_dir, None, None)
        self.cachedir = tempfile.mkdtemp() + "/"
        self.blocksize = 1024

        self.dbfile = tempfile.NamedTemporaryFile()
        self.db = Connection(self.dbfile.name)
        create_tables(self.db)
        init_tables(self.db)

        self.fsck = Fsck(self.cachedir, self.bucket,
                  { 'blocksize': self.blocksize }, self.db)
        self.fsck.expect_errors = True

    def tearDown(self):
        shutil.rmtree(self.cachedir)
        shutil.rmtree(self.bucket_dir)

    def assert_fsck(self, fn):
        '''Check that fn detects and corrects an error'''

        self.fsck.found_errors = False
        fn()
        self.assertTrue(self.fsck.found_errors)
        self.fsck.found_errors = False
        fn()
        self.assertFalse(self.fsck.found_errors)

    def test_cache(self):
        inode = self.db.rowid("INSERT INTO inodes (mode,uid,gid,mtime,atime,ctime,refcount) "
                              "VALUES (?,?,?,?,?,?,?)",
                              (stat.S_IFDIR | stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR
                               | stat.S_IRGRP | stat.S_IXGRP | stat.S_IROTH | stat.S_IXOTH,
                               os.getuid(), os.getgid(), time.time(), time.time(), time.time(), 1))

        # Create new block
        fh = open(self.cachedir + '%d-1' % inode, 'wb')
        fh.write('somedata')
        fh.close()
        self.assert_fsck(self.fsck.check_cache)
        self.assertEquals(self.bucket['s3ql_data_1'], 'somedata')

        # This should be ignored
        fh = open(self.cachedir + '%d-1' % inode, 'wb')
        fh.write('otherdata')
        fh.close()
        self.assert_fsck(self.fsck.check_cache)
        self.assertEquals(self.bucket['s3ql_data_1'], 'somedata')

        # Existing block
        with open(self.cachedir + '%d-2' % inode, 'wb') as fh:
            fh.write('somedata')    
        self.assert_fsck(self.fsck.check_cache)
                
        # Old block preserved
        with open(self.cachedir + '%d-1' % inode, 'wb') as fh:
            fh.write('overwriting somedata')
        self.assert_fsck(self.fsck.check_cache)
        
        # Old block removed
        with open(self.cachedir + '%d-2' % inode, 'wb') as fh:
            fh.write('overwriting last piece of somedata')
        self.assert_fsck(self.fsck.check_cache)
                
        
    def test_lof1(self):

        # Make lost+found a file
        inode = self.db.get_val("SELECT inode FROM contents_v WHERE name=? AND parent_inode=?",
                                (b"lost+found", ROOT_INODE))
        self.db.execute('DELETE FROM contents WHERE parent_inode=?', (inode,))
        self.db.execute('UPDATE inodes SET mode=?, size=? WHERE id=?',
                        (stat.S_IFREG | stat.S_IRUSR | stat.S_IWUSR, 0, inode))

        self.assert_fsck(self.fsck.check_lof)

    def test_lof2(self):
        # Remove lost+found
        name_id = self.db.get_val('SELECT id FROM names WHERE name=?', (b'lost+found',))
        self.db.execute('DELETE FROM contents WHERE name_id=? and parent_inode=?',
                        (name_id, ROOT_INODE))

        self.assert_fsck(self.fsck.check_lof)

    def test_wrong_inode_refcount(self):
    
        inode = self.db.rowid("INSERT INTO inodes (mode,uid,gid,mtime,atime,ctime,refcount,size) "
                              "VALUES (?,?,?,?,?,?,?,?)",
                              (stat.S_IFREG | stat.S_IRUSR | stat.S_IWUSR,
                               0, 0, time.time(), time.time(), time.time(), 1, 0))
        self._link('name1', inode)
        self._link('name2', inode)
        self.assert_fsck(self.fsck.check_inode_refcount)

    def test_orphaned_inode(self):
        
        self.db.rowid("INSERT INTO inodes (mode,uid,gid,mtime,atime,ctime,refcount,size) "
#.........這裏部分代碼省略.........

開發者ID:drewlu，項目名稱:ossql，代碼行數:103，代碼來源:t3_fsck.py

示例2: fsck_tests

# 需要導入模塊: from s3ql.database import Connection [as 別名]
# 或者: from s3ql.database.Connection import rowid [as 別名]
class fsck_tests(unittest.TestCase):

    def setUp(self):
        self.backend_dir = tempfile.mkdtemp()
        self.backend = local.Backend('local://' + self.backend_dir, None, None)
        self.cachedir = tempfile.mkdtemp()
        self.max_obj_size = 1024

        # Destructors are not guaranteed to run, and we can't unlink
        # the file immediately because apsw refers to it by name. 
        # Therefore, we unlink the file manually in tearDown() 
        self.dbfile = tempfile.NamedTemporaryFile(delete=False)
        
        self.db = Connection(self.dbfile.name)
        create_tables(self.db)
        init_tables(self.db)

        self.fsck = Fsck(self.cachedir, self.backend,
                  { 'max_obj_size': self.max_obj_size }, self.db)
        self.fsck.expect_errors = True

    def tearDown(self):
        shutil.rmtree(self.cachedir)
        shutil.rmtree(self.backend_dir)
        os.unlink(self.dbfile.name)

    def assert_fsck(self, fn):
        '''Check that fn detects and corrects an error'''

        self.fsck.found_errors = False
        fn()
        self.assertTrue(self.fsck.found_errors)
        self.fsck.found_errors = False
        self.fsck.check()
        self.assertFalse(self.fsck.found_errors)

    def test_cache(self):
        inode = self.db.rowid("INSERT INTO inodes (mode,uid,gid,mtime,atime,ctime,refcount,size) "
                              "VALUES (?,?,?,?,?,?,?,?)",
                              (stat.S_IFREG | stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR
                               | stat.S_IRGRP | stat.S_IXGRP | stat.S_IROTH | stat.S_IXOTH,
                               os.getuid(), os.getgid(), time.time(), time.time(), time.time(),
                               1, 8))
        self._link('test-entry', inode)

        # Create new block
        fh = open(self.cachedir + '/%d-0' % inode, 'wb')
        fh.write('somedata')
        fh.close()
        self.assert_fsck(self.fsck.check_cache)
        self.assertEquals(self.backend['s3ql_data_1'], 'somedata')

        # Existing block
        self.db.execute('UPDATE inodes SET size=? WHERE id=?',
                        (self.max_obj_size + 8, inode))
        with open(self.cachedir + '/%d-1' % inode, 'wb') as fh:
            fh.write('somedata')
        self.assert_fsck(self.fsck.check_cache)

        # Old block preserved
        with open(self.cachedir + '/%d-0' % inode, 'wb') as fh:
            fh.write('somedat2')
        self.assert_fsck(self.fsck.check_cache)

        # Old block removed
        with open(self.cachedir + '/%d-1' % inode, 'wb') as fh:
            fh.write('somedat3')
        self.assert_fsck(self.fsck.check_cache)


    def test_lof1(self):

        # Make lost+found a file
        inode = self.db.get_val("SELECT inode FROM contents_v WHERE name=? AND parent_inode=?",
                                (b"lost+found", ROOT_INODE))
        self.db.execute('DELETE FROM contents WHERE parent_inode=?', (inode,))
        self.db.execute('UPDATE inodes SET mode=?, size=? WHERE id=?',
                        (stat.S_IFREG | stat.S_IRUSR | stat.S_IWUSR, 0, inode))

        def check():
            self.fsck.check_lof()
            self.fsck.check_inodes_refcount()

        self.assert_fsck(check)

    def test_lof2(self):
        # Remove lost+found
        name_id = self.db.get_val('SELECT id FROM names WHERE name=?', (b'lost+found',))
        inode = self.db.get_val('SELECT inode FROM contents WHERE name_id=? AND '
                                'parent_inode=?', (name_id, ROOT_INODE))
        self.db.execute('DELETE FROM inodes WHERE id=?', (inode,))
        self.db.execute('DELETE FROM contents WHERE name_id=? and parent_inode=?',
                        (name_id, ROOT_INODE))
        self.db.execute('UPDATE names SET refcount = refcount-1 WHERE id=?', (name_id,))

        self.assert_fsck(self.fsck.check_lof)

    def test_wrong_inode_refcount(self):

        inode = self.db.rowid("INSERT INTO inodes (mode,uid,gid,mtime,atime,ctime,refcount,size) "
#.........這裏部分代碼省略.........

開發者ID:thefirstwind，項目名稱:s3qloss，代碼行數:103，代碼來源:t3_fsck.py

注：本文中的s3ql.database.Connection.rowid方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。