remove transition functions from Python

[nominatim.git] / nominatim / clicmd / admin.py

diff --git a/nominatim/clicmd/admin.py b/nominatim/clicmd/admin.py
index fd9382ebb4ed5704f1d538c4c9527ba673d103d8..e99807727095257a6ad2d538e0b7d087659d11b9 100644 (file)
--- a/nominatim/clicmd/admin.py
+++ b/nominatim/clicmd/admin.py
@@ -3,8 +3,8 @@ Implementation of the 'admin' subcommand.
 """
 import logging
 
-from ..tools.exec_utils import run_legacy_script
-from ..db.connection import connect
+from nominatim.tools.exec_utils import run_legacy_script
+from nominatim.db.connection import connect
 
 # Do not repeat documentation of subcommand classes.
 # pylint: disable=C0111
@@ -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