]> git.openstreetmap.org Git - nominatim.git/blobdiff - nominatim/clicmd/setup.py
Integrated OSM views into importance computation
[nominatim.git] / nominatim / clicmd / setup.py
index 7b5f379739e5f7269975970d05ef182cee403b4b..c870fb17132bf44511828a11e9eb7c93d7af5507 100644 (file)
@@ -7,14 +7,20 @@
 """
 Implementation of the 'import' subcommand.
 """
+from typing import Optional
+import argparse
 import logging
 from pathlib import Path
 
 import psutil
 
+from nominatim.config import Configuration
 from nominatim.db.connection import connect
 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
@@ -32,45 +38,50 @@ class SetupAll:
     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', action='append',
+        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)')
-        group.add_argument('--continue', dest='continue_at',
+        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',
+        group2.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',
+        group2.add_argument('--no-updates', action='store_true',
                            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',
+        group2.add_argument('--osm-views', action='store_true',
+                            help='Import OSM views GeoTIFF')
+        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',
+        group3.add_argument('--index-noanalyse', action='store_true',
                            help='Do not perform analyse operations during index (expert only)')
 
 
-    @staticmethod
-    def run(args):
-        from ..tools import database_import, refresh, postcodes, freeze, country_info
+    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
 
+        num_threads = args.threads or psutil.cpu_count() or 1
+
         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(),
@@ -87,14 +98,25 @@ class SetupAll:
                                             drop=args.no_updates,
                                             ignore_errors=args.ignore_errors)
 
-            SetupAll._setup_tables(args.config, args.reverse_only)
+            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)
             if refresh.import_wikipedia_articles(args.config.get_libpq_dsn(),
                                                  data_path) > 0:
                 LOG.error('Wikipedia importance dump file not found. '
-                          'Will be using default importances.')
+                          'Calculating importance values of locations will not '
+                          'use Wikipedia importance data.')
+
+            LOG.warning('Importing OSM views GeoTIFF data')
+            data_path = Path(args.project_dir)
+            num = refresh.import_osm_views_geotiff(args.config.get_libpq_dsn(), data_path)
+            if num == 1:
+                LOG.error('OSM views GeoTIFF file not found. '
+                        'Calculating importance values of locations will not use OSM views data.')
+            elif num == 2:
+                LOG.error('PostGIS version number is less than 3. '
+                        'Calculating importance values of locations will not use OSM views data.')
 
         if args.continue_at is None or args.continue_at == 'load-data':
             LOG.warning('Initialise tables')
@@ -102,11 +124,10 @@ class SetupAll:
                 database_import.truncate_data_tables(conn)
 
             LOG.warning('Load data into placex table')
-            database_import.load_data(args.config.get_libpq_dsn(),
-                                      args.threads or psutil.cpu_count() or 1)
+            database_import.load_data(args.config.get_libpq_dsn(), num_threads)
 
         LOG.warning("Setting up tokenizer")
-        tokenizer = SetupAll._get_tokenizer(args.continue_at, args.config)
+        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')
@@ -114,21 +135,18 @@ class SetupAll:
                                        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(), tokenizer,
-                              args.threads or psutil.cpu_count() or 1)
+            indexer = Indexer(args.config.get_libpq_dsn(), tokenizer, num_threads)
             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,
-                                                  drop=args.no_updates)
+                                                  drop=args.no_updates,
+                                                  threads=num_threads)
             LOG.warning('Create search index for default country names.')
             country_info.create_country_names(conn, tokenizer,
-                                              args.config.LANGUAGES)
+                                              args.config.get_str_list('LANGUAGES'))
             if args.no_updates:
                 freeze.drop_update_tables(conn)
         tokenizer.finalize_import(args.config)
@@ -141,13 +159,12 @@ class SetupAll:
         with connect(args.config.get_libpq_dsn()) as conn:
             refresh.setup_website(webdir, args.config, conn)
 
-        SetupAll._finalize_database(args.config.get_libpq_dsn(), args.offline)
+        self._finalize_database(args.config.get_libpq_dsn(), args.offline)
 
         return 0
 
 
-    @staticmethod
-    def _setup_tables(config, reverse_only):
+    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
@@ -168,8 +185,8 @@ class SetupAll:
             refresh.create_functions(conn, config, False, False)
 
 
-    @staticmethod
-    def _get_tokenizer(continue_at, config):
+    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
@@ -181,30 +198,8 @@ class SetupAll:
         # 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):
+    def _finalize_database(self, dsn: str, offline: bool) -> None:
         """ Determine the database date and set the status accordingly.
         """
         with connect(dsn) as conn: