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automatic migration from 3.6 release

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Adds a 'admin --migrate' command that checks for the current
database version and runs any necessary migrations. Also
has migrations going back to 3.6.
This commit is contained in:
Sarah Hoffmann
2021-03-02 21:26:13 +01:00
parent 9d103503f7
commit 764a41b973
2 changed files with 150 additions and 9 deletions
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27
nominatim/clicmd/admin.py
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@@ -20,13 +20,16 @@ class AdminFuncs:
@staticmethod
def add_args(parser):
group = parser.add_argument_group('Admin task arguments')
group.add_argument('--warm', action='store_true',
help='Warm database caches for search and reverse queries.')
group.add_argument('--check-database', action='store_true',
help='Check that the database is complete and operational.')
group.add_argument('--analyse-indexing', action='store_true',
help='Print performance analysis of the indexing process.')
group = parser.add_argument_group('Admin tasks')
objs = group.add_mutually_exclusive_group(required=True)
objs.add_argument('--warm', action='store_true',
help='Warm database caches for search and reverse queries.')
objs.add_argument('--check-database', action='store_true',
help='Check that the database is complete and operational.')
objs.add_argument('--migrate', action='store_true',
help='Migrate the database to a new software version.')
objs.add_argument('--analyse-indexing', action='store_true',
help='Print performance analysis of the indexing process.')
group = parser.add_argument_group('Arguments for cache warming')
group.add_argument('--search-only', action='store_const', dest='target',
const='search',
@@ -44,7 +47,7 @@ class AdminFuncs:
@staticmethod
def run(args):
if args.warm:
AdminFuncs._warm(args)
return AdminFuncs._warm(args)
if args.check_database:
LOG.warning('Checking database')
@@ -56,8 +59,14 @@ class AdminFuncs:
from ..tools import admin
with connect(args.config.get_libpq_dsn()) as conn:
admin.analyse_indexing(conn, osm_id=args.osm_id, place_id=args.place_id)
return 0
return 0
if args.migrate:
LOG.warning('Checking for necessary database migrations')
from ..tools import migration
return migration.migrate(args.config, args)
return 1
@staticmethod