X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/15b590679063601512f7544d90b9fcef54cc08fd..f3c557bf684a0079e4bc54b622cc5d766f3a6b56:/nominatim/clicmd/setup.py diff --git a/nominatim/clicmd/setup.py b/nominatim/clicmd/setup.py index 8f717cbb..73095468 100644 --- a/nominatim/clicmd/setup.py +++ b/nominatim/clicmd/setup.py @@ -1,3 +1,9 @@ +# 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 'import' subcommand. """ @@ -6,29 +12,33 @@ from pathlib import Path import psutil -from ..tools.exec_utils import run_legacy_script -from ..db.connection import connect -from ..db import status -from ..errors import UsageError +from nominatim.db.connection import connect +from nominatim.db import status, properties +from nominatim.version import version_str # Do not repeat documentation of subcommand classes. # pylint: disable=C0111 # Using non-top-level imports to avoid eventually unused imports. -# pylint: disable=E0012,C0415 +# pylint: disable=C0415 LOG = logging.getLogger() class SetupAll: """\ Create a new Nominatim database from an OSM file. + + This sub-command sets up a new Nominatim database from scratch starting + with creating a new database in Postgresql. The user running this command + needs superuser rights on the database. """ @staticmethod def add_args(parser): group_name = parser.add_argument_group('Required arguments') group = group_name.add_mutually_exclusive_group(required=True) - group.add_argument('--osm-file', metavar='FILE', - help='OSM file to be imported.') + group.add_argument('--osm-file', metavar='FILE', action='append', + help='OSM file to be imported' + ' (repeat for importing multiple files)') group.add_argument('--continue', dest='continue_at', choices=['load-data', 'indexing', 'db-postprocess'], help='Continue an import that was interrupted') @@ -38,60 +48,47 @@ class SetupAll: group.add_argument('--reverse-only', action='store_true', help='Do not create tables and indexes for searching') group.add_argument('--no-partitions', action='store_true', - help="""Do not partition search indices - (speeds up import of single country extracts)""") + help=("Do not partition search indices " + "(speeds up import of single country extracts)")) group.add_argument('--no-updates', action='store_true', - help="""Do not keep tables that are only needed for - updating the database later""") + help="Do not keep tables that are only needed for " + "updating the database later") + group.add_argument('--offline', action='store_true', + help="Do not attempt to load any additional data from the internet") group = parser.add_argument_group('Expert options') group.add_argument('--ignore-errors', action='store_true', help='Continue import even when errors in SQL are present') group.add_argument('--index-noanalyse', action='store_true', - help='Do not perform analyse operations during index') + help='Do not perform analyse operations during index (expert only)') @staticmethod def run(args): # pylint: disable=too-many-statements - from ..tools import database_import - from ..tools import refresh + from ..data import country_info + from ..tools import database_import, refresh, postcodes, freeze from ..indexer.indexer import Indexer - if args.osm_file and not Path(args.osm_file).is_file(): - LOG.fatal("OSM file '%s' does not exist.", args.osm_file) - raise UsageError('Cannot access file.') + country_info.setup_country_config(args.config) if args.continue_at is None: + files = args.get_osm_file_list() + + LOG.warning('Creating database') database_import.setup_database_skeleton(args.config.get_libpq_dsn(), - args.data_dir, - args.no_partitions, rouser=args.config.DATABASE_WEBUSER) - LOG.warning('Installing database module') - with connect(args.config.get_libpq_dsn()) as conn: - database_import.install_module(args.module_dir, args.project_dir, - args.config.DATABASE_MODULE_PATH, - conn=conn) + LOG.warning('Setting up country tables') + country_info.setup_country_tables(args.config.get_libpq_dsn(), + args.data_dir, + args.no_partitions) LOG.warning('Importing OSM data file') - database_import.import_osm_data(Path(args.osm_file), + database_import.import_osm_data(files, args.osm2pgsql_options(0, 1), - drop=args.no_updates) + drop=args.no_updates, + ignore_errors=args.ignore_errors) - LOG.warning('Create functions (1st pass)') - with connect(args.config.get_libpq_dsn()) as conn: - refresh.create_functions(conn, args.config, args.sqllib_dir, - False, False) - - LOG.warning('Create tables') - params = ['setup.php', '--create-tables', '--create-partition-tables'] - if args.reverse_only: - params.append('--reverse-only') - run_legacy_script(*params, nominatim_env=args) - - LOG.warning('Create functions (2nd pass)') - with connect(args.config.get_libpq_dsn()) as conn: - refresh.create_functions(conn, args.config, args.sqllib_dir, - False, False) + SetupAll._setup_tables(args.config, args.reverse_only) LOG.warning('Importing wikipedia importance data') data_path = Path(args.config.WIKIPEDIA_DATA_PATH or args.project_dir) @@ -100,41 +97,124 @@ class SetupAll: LOG.error('Wikipedia importance dump file not found. ' 'Will be using default importances.') + if args.continue_at is None or args.continue_at == 'load-data': LOG.warning('Initialise tables') with connect(args.config.get_libpq_dsn()) as conn: - database_import.truncate_data_tables(conn, args.config.MAX_WORD_FREQUENCY) + database_import.truncate_data_tables(conn) - if args.continue_at is None or args.continue_at == 'load-data': LOG.warning('Load data into placex table') database_import.load_data(args.config.get_libpq_dsn(), - args.data_dir, args.threads or psutil.cpu_count() or 1) + LOG.warning("Setting up tokenizer") + tokenizer = SetupAll._get_tokenizer(args.continue_at, args.config) + + if args.continue_at is None or args.continue_at == 'load-data': LOG.warning('Calculate postcodes') - run_legacy_script('setup.php', '--calculate-postcodes', nominatim_env=args) + postcodes.update_postcodes(args.config.get_libpq_dsn(), + args.project_dir, tokenizer) if args.continue_at is None or args.continue_at in ('load-data', 'indexing'): + if args.continue_at is not None and args.continue_at != 'load-data': + with connect(args.config.get_libpq_dsn()) as conn: + SetupAll._create_pending_index(conn, args.config.TABLESPACE_ADDRESS_INDEX) LOG.warning('Indexing places') - indexer = Indexer(args.config.get_libpq_dsn(), + indexer = Indexer(args.config.get_libpq_dsn(), tokenizer, args.threads or psutil.cpu_count() or 1) indexer.index_full(analyse=not args.index_noanalyse) LOG.warning('Post-process tables') - params = ['setup.php', '--create-search-indices', '--create-country-names'] - if args.no_updates: - params.append('--drop') - run_legacy_script(*params, nominatim_env=args) + with connect(args.config.get_libpq_dsn()) as conn: + database_import.create_search_indices(conn, args.config, + drop=args.no_updates) + LOG.warning('Create search index for default country names.') + country_info.create_country_names(conn, tokenizer, + args.config.get_str_list('LANGUAGES')) + if args.no_updates: + freeze.drop_update_tables(conn) + tokenizer.finalize_import(args.config) + + LOG.warning('Recompute word counts') + tokenizer.update_statistics() webdir = args.project_dir / 'website' LOG.warning('Setup website at %s', webdir) - refresh.setup_website(webdir, args.phplib_dir, args.config) - with connect(args.config.get_libpq_dsn()) as conn: - try: - dbdate = status.compute_database_date(conn) - status.set_status(conn, dbdate) - LOG.info('Database is at %s.', dbdate) - except Exception as exc: # pylint: disable=broad-except - LOG.error('Cannot determine date of database: %s', exc) + refresh.setup_website(webdir, args.config, conn) + + SetupAll._finalize_database(args.config.get_libpq_dsn(), args.offline) return 0 + + + @staticmethod + def _setup_tables(config, reverse_only): + """ Set up the basic database layout: tables, indexes and functions. + """ + from ..tools import database_import, refresh + + with connect(config.get_libpq_dsn()) as conn: + LOG.warning('Create functions (1st pass)') + refresh.create_functions(conn, config, False, False) + LOG.warning('Create tables') + database_import.create_tables(conn, config, reverse_only=reverse_only) + refresh.load_address_levels_from_config(conn, config) + LOG.warning('Create functions (2nd pass)') + refresh.create_functions(conn, config, False, False) + LOG.warning('Create table triggers') + database_import.create_table_triggers(conn, config) + LOG.warning('Create partition tables') + database_import.create_partition_tables(conn, config) + LOG.warning('Create functions (3rd pass)') + refresh.create_functions(conn, config, False, False) + + + @staticmethod + def _get_tokenizer(continue_at, config): + """ Set up a new tokenizer or load an already initialised one. + """ + from ..tokenizer import factory as tokenizer_factory + + if continue_at is None or continue_at == 'load-data': + # (re)initialise the tokenizer data + return tokenizer_factory.create_tokenizer(config) + + # just load the tokenizer + return tokenizer_factory.get_tokenizer_for_db(config) + + @staticmethod + def _create_pending_index(conn, tablespace): + """ Add a supporting index for finding places still to be indexed. + + This index is normally created at the end of the import process + for later updates. When indexing was partially done, then this + index can greatly improve speed going through already indexed data. + """ + if conn.index_exists('idx_placex_pendingsector'): + return + + with conn.cursor() as cur: + LOG.warning('Creating support index') + if tablespace: + tablespace = 'TABLESPACE ' + tablespace + cur.execute(f"""CREATE INDEX idx_placex_pendingsector + ON placex USING BTREE (rank_address,geometry_sector) + {tablespace} WHERE indexed_status > 0 + """) + conn.commit() + + + @staticmethod + def _finalize_database(dsn, offline): + """ Determine the database date and set the status accordingly. + """ + with connect(dsn) as conn: + if not offline: + try: + dbdate = status.compute_database_date(conn) + status.set_status(conn, dbdate) + LOG.info('Database is at %s.', dbdate) + except Exception as exc: # pylint: disable=broad-except + LOG.error('Cannot determine date of database: %s', exc) + + properties.set_property(conn, 'database_version', version_str())