X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/6e908fb81c5a1d66e80d71c7b4676cacb1d8e801..cdfc8628f22a5be2d8ad402adeb9bd6bfcaeface:/nominatim/clicmd/setup.py?ds=inline diff --git a/nominatim/clicmd/setup.py b/nominatim/clicmd/setup.py index 056643aa..6ffa7afb 100644 --- a/nominatim/clicmd/setup.py +++ b/nominatim/clicmd/setup.py @@ -1,102 +1,100 @@ +# 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. """ +from typing import Optional +import argparse import logging from pathlib import Path import psutil -from ..tools.exec_utils import run_legacy_script -from ..db.connection import connect -from ..db import status, properties -from ..version import NOMINATIM_VERSION -from ..errors import UsageError +from nominatim.config import Configuration +from nominatim.db.connection import connect, Connection +from nominatim.db import status, properties +from nominatim.tokenizer.base import AbstractTokenizer +from nominatim.version import version_str +from nominatim.clicmd.args import NominatimArgs +from nominatim.errors import UsageError # 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): + def add_args(self, parser: argparse.ArgumentParser) -> None: 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('--continue', dest='continue_at', + group1 = group_name.add_mutually_exclusive_group(required=True) + group1.add_argument('--osm-file', metavar='FILE', action='append', + help='OSM file to be imported' + ' (repeat for importing multiple files)') + group1.add_argument('--continue', dest='continue_at', choices=['load-data', 'indexing', 'db-postprocess'], help='Continue an import that was interrupted') - group = parser.add_argument_group('Optional arguments') - group.add_argument('--osm2pgsql-cache', metavar='SIZE', type=int, + group2 = parser.add_argument_group('Optional arguments') + group2.add_argument('--osm2pgsql-cache', metavar='SIZE', type=int, help='Size of cache to be used by osm2pgsql (in MB)') - group.add_argument('--reverse-only', action='store_true', + group2.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)""") - group.add_argument('--no-updates', action='store_true', - help="""Do not keep tables that are only needed for - updating the database later""") - group = parser.add_argument_group('Expert options') - group.add_argument('--ignore-errors', action='store_true', + group2.add_argument('--no-partitions', action='store_true', + help=("Do not partition search indices " + "(speeds up import of single country extracts)")) + group2.add_argument('--no-updates', action='store_true', + help="Do not keep tables that are only needed for " + "updating the database later") + group2.add_argument('--offline', action='store_true', + help="Do not attempt to load any additional data from the internet") + group3 = parser.add_argument_group('Expert options') + group3.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') + group3.add_argument('--index-noanalyse', action='store_true', + 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 + def run(self, args: NominatimArgs) -> int: # pylint: disable=too-many-statements + 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() + if not files: + raise UsageError("No input files (use --osm-file).") + + 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, ignore_errors=args.ignore_errors) - with connect(args.config.get_libpq_dsn()) as conn: - LOG.warning('Create functions (1st pass)') - refresh.create_functions(conn, args.config, args.sqllib_dir, - False, False) - LOG.warning('Create tables') - database_import.create_tables(conn, args.config, args.sqllib_dir, - reverse_only=args.reverse_only) - refresh.load_address_levels_from_file(conn, Path(args.config.ADDRESS_LEVEL_CONFIG)) - LOG.warning('Create functions (2nd pass)') - refresh.create_functions(conn, args.config, args.sqllib_dir, - False, False) - LOG.warning('Create table triggers') - database_import.create_table_triggers(conn, args.config, args.sqllib_dir) - LOG.warning('Create partition tables') - database_import.create_partition_tables(conn, args.config, args.sqllib_dir) - LOG.warning('Create functions (3rd pass)') - refresh.create_functions(conn, args.config, args.sqllib_dir, - False, False) + self._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) @@ -105,47 +103,122 @@ 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 = self._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, throw_on_fail=not args.ignore_errors) + 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: + self._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') with connect(args.config.get_libpq_dsn()) as conn: database_import.create_search_indices(conn, args.config, - args.sqllib_dir, drop=args.no_updates) LOG.warning('Create search index for default country names.') - database_import.create_country_names(conn, args.config) + 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) - properties.set_property(conn, 'database_version', - '{0[0]}.{0[1]}.{0[2]}-{0[3]}'.format(NOMINATIM_VERSION)) + self._finalize_database(args.config.get_libpq_dsn(), args.offline) return 0 + + + def _setup_tables(self, config: Configuration, reverse_only: bool) -> None: + """ 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) + + + def _get_tokenizer(self, continue_at: Optional[str], + config: Configuration) -> AbstractTokenizer: + """ 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) + + + def _create_pending_index(self, conn: Connection, tablespace: str) -> None: + """ 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() + + + def _finalize_database(self, dsn: str, offline: bool) -> None: + """ 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())