nominatim/clicmd/admin.py

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # This file is part of Nominatim. (https://nominatim.org)
   4 #
   5 # Copyright (C) 2022 by the Nominatim developer community.
   6 # For a full list of authors see the git log.
   7 """
   8 Implementation of the 'admin' subcommand.
   9 """
  10 import logging
  11 import argparse
  12
  13 from nominatim.tools.exec_utils import run_legacy_script
  14 from nominatim.clicmd.args import NominatimArgs
  15
  16 # Do not repeat documentation of subcommand classes.
  17 # pylint: disable=C0111
  18 # Using non-top-level imports to avoid eventually unused imports.
  19 # pylint: disable=E0012,C0415
  20
  21 LOG = logging.getLogger()
  22
  23
  24 class AdminFuncs:
  25     """\
  26     Analyse and maintain the database.
  27     """
  28
  29     def add_args(self, parser: argparse.ArgumentParser) -> None:
  30         group = parser.add_argument_group('Admin tasks')
  31         objs = group.add_mutually_exclusive_group(required=True)
  32         objs.add_argument('--warm', action='store_true',
  33                           help='Warm database caches for search and reverse queries')
  34         objs.add_argument('--check-database', action='store_true',
  35                           help='Check that the database is complete and operational')
  36         objs.add_argument('--migrate', action='store_true',
  37                           help='Migrate the database to a new software version')
  38         objs.add_argument('--analyse-indexing', action='store_true',
  39                           help='Print performance analysis of the indexing process')
  40         objs.add_argument('--collect-os-info', action="store_true",
  41                           help="Generate a report about the host system information")
  42         group = parser.add_argument_group('Arguments for cache warming')
  43         group.add_argument('--search-only', action='store_const', dest='target',
  44                            const='search',
  45                            help="Only pre-warm tables for search queries")
  46         group.add_argument('--reverse-only', action='store_const', dest='target',
  47                            const='reverse',
  48                            help="Only pre-warm tables for reverse queries")
  49         group = parser.add_argument_group('Arguments for index anaysis')
  50         mgroup = group.add_mutually_exclusive_group()
  51         mgroup.add_argument('--osm-id', type=str,
  52                             help='Analyse indexing of the given OSM object')
  53         mgroup.add_argument('--place-id', type=int,
  54                             help='Analyse indexing of the given Nominatim object')
  55
  56     def run(self, args: NominatimArgs) -> int:
  57         if args.warm:
  58             return self._warm(args)
  59
  60         if args.check_database:
  61             LOG.warning('Checking database')
  62             from ..tools import check_database
  63             return check_database.check_database(args.config)
  64
  65         if args.analyse_indexing:
  66             LOG.warning('Analysing performance of indexing function')
  67             from ..tools import admin
  68             admin.analyse_indexing(args.config, osm_id=args.osm_id, place_id=args.place_id)
  69             return 0
  70
  71         if args.migrate:
  72             LOG.warning('Checking for necessary database migrations')
  73             from ..tools import migration
  74             return migration.migrate(args.config, args)
  75
  76         if args.collect_os_info:
  77             LOG.warning("Reporting System Information")
  78             from ..tools import collect_os_info
  79             collect_os_info.report_system_information(args.config)
  80             return 0
  81
  82         return 1
  83
  84     def _warm(self, args: NominatimArgs) -> int:
  85         LOG.warning('Warming database caches')
  86         params = ['warm.php']
  87         if args.target == 'reverse':
  88             params.append('--reverse-only')
  89         if args.target == 'search':
  90             params.append('--search-only')
  91         return run_legacy_script(*params, config=args.config)