recreate word table when refreshing counts

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

diff --git a/nominatim/clicmd/admin.py b/nominatim/clicmd/admin.py
index 8d34f3869be62e6e0b29f08141a40553d77269a9..9557dc988c94712f446f8c21c8f167d69639747f 100644 (file)
--- a/nominatim/clicmd/admin.py
+++ b/nominatim/clicmd/admin.py
@@ -1,28 +1,48 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# This file is part of Nominatim. (https://nominatim.org)
+#
+# Copyright (C) 2022 by the Nominatim developer community.
+# For a full list of authors see the git log.
 """
 Implementation of the 'admin' subcommand.
 """
-from ..tools.exec_utils import run_legacy_script
-from ..db.connection import connect
+import logging
+import argparse
+import random
+
+from nominatim.db.connection import connect
+from nominatim.clicmd.args import NominatimArgs
+import nominatim.api as napi
 
 # Do not repeat documentation of subcommand classes.
 # pylint: disable=C0111
 # Using non-top-level imports to avoid eventually unused imports.
 # pylint: disable=E0012,C0415
 
+LOG = logging.getLogger()
+
+
 class AdminFuncs:
     """\
     Analyse and maintain the database.
     """
 
-    @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.')
+    def add_args(self, parser: argparse.ArgumentParser) -> None:
+        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')
+        objs.add_argument('--collect-os-info', action="store_true",
+                          help="Generate a report about the host system information")
+        objs.add_argument('--clean-deleted', action='store', metavar='AGE',
+                          help='Clean up deleted relations')
         group = parser.add_argument_group('Arguments for cache warming')
         group.add_argument('--search-only', action='store_const', dest='target',
                            const='search',
@@ -37,28 +57,67 @@ class AdminFuncs:
         mgroup.add_argument('--place-id', type=int,
                             help='Analyse indexing of the given Nominatim object')
 
-    @staticmethod
-    def run(args):
-        from ..tools import admin
+
+    def run(self, args: NominatimArgs) -> int:
+        # pylint: disable=too-many-return-statements
         if args.warm:
-            AdminFuncs._warm(args)
+            return self._warm(args)
 
         if args.check_database:
-            run_legacy_script('check_import_finished.php', nominatim_env=args)
+            LOG.warning('Checking database')
+            from ..tools import check_database
+            return check_database.check_database(args.config)
 
         if args.analyse_indexing:
-            conn = connect(args.config.get_libpq_dsn())
-            admin.analyse_indexing(conn, osm_id=args.osm_id, place_id=args.place_id)
-            conn.close()
+            LOG.warning('Analysing performance of indexing function')
+            from ..tools import admin
+            admin.analyse_indexing(args.config, 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)
+
+        if args.collect_os_info:
+            LOG.warning("Reporting System Information")
+            from ..tools import collect_os_info
+            collect_os_info.report_system_information(args.config)
+            return 0
+
+        if args.clean_deleted:
+            LOG.warning('Cleaning up deleted relations')
+            from ..tools import admin
+            admin.clean_deleted_relations(args.config, age=args.clean_deleted)
+            return 0
+
+        return 1
 
 
-    @staticmethod
-    def _warm(args):
-        params = ['warm.php']
-        if args.target == 'reverse':
-            params.append('--reverse-only')
-        if args.target == 'search':
-            params.append('--search-only')
-        return run_legacy_script(*params, nominatim_env=args)
+    def _warm(self, args: NominatimArgs) -> int:
+        LOG.warning('Warming database caches')
+
+        api = napi.NominatimAPI(args.project_dir)
+
+        try:
+            if args.target != 'search':
+                for _ in range(1000):
+                    api.reverse((random.uniform(-90, 90), random.uniform(-180, 180)),
+                                address_details=True)
+
+            if args.target != 'reverse':
+                from ..tokenizer import factory as tokenizer_factory
+
+                tokenizer = tokenizer_factory.get_tokenizer_for_db(args.config)
+                with connect(args.config.get_libpq_dsn()) as conn:
+                    if conn.table_exists('search_name'):
+                        words = tokenizer.most_frequent_words(conn, 1000)
+                    else:
+                        words = []
+
+                for word in words:
+                    api.search(word)
+        finally:
+            api.close()
+
+        return 0