/
2af3291ec4c_added_replicas_history_table.py
57 lines (45 loc) · 2.15 KB
/
2af3291ec4c_added_replicas_history_table.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
# Copyright European Organization for Nuclear Research (CERN) since 2012
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
''' added replicas history table '''
import sqlalchemy as sa
from alembic import context
from alembic.op import create_check_constraint, create_foreign_key, create_primary_key, create_table, drop_constraint, drop_table
from rucio.db.sqla.types import GUID
# Alembic revision identifiers
revision = '2af3291ec4c'
down_revision = '32c7d2783f7e'
def upgrade():
'''
Upgrade the database to this revision
'''
if context.get_context().dialect.name in ['oracle', 'mysql', 'postgresql']:
create_table('replicas_history',
sa.Column('rse_id', GUID()),
sa.Column('scope', sa.String(25)),
sa.Column('name', sa.String(255)),
sa.Column('bytes', sa.BigInteger))
create_primary_key('REPLICAS_HIST_PK', 'replicas_history', ['rse_id', 'scope', 'name'])
create_foreign_key('REPLICAS_HIST_RSE_ID_FK', 'replicas_history', 'rses', ['rse_id'], ['id'])
create_check_constraint('REPLICAS_HIST_SIZE_NN', 'replicas_history', 'bytes IS NOT NULL')
def downgrade():
'''
Downgrade the database to the previous revision
'''
if context.get_context().dialect.name in ['oracle', 'mysql', 'postgresql']:
drop_table('replicas_history')
elif context.get_context().dialect.name == 'postgresql':
drop_constraint('REPLICAS_HIST_PK', 'replicas_history', type_='primary')
drop_constraint('REPLICAS_HIST_RSE_ID_FK', 'replicas_history')
drop_constraint('REPLICAS_HIST_SIZE_NN', 'replicas_history')
drop_table('replicas_history')