+# SPDX-License-Identifier: GPL-2.0-only
+#
+# This file is part of Nominatim. (https://nominatim.org)
+#
+# Copyright (C) 2023 by the Nominatim developer community.
+# For a full list of authors see the git log.
"""
Command-line interface to the Nominatim functions for import, update,
database administration and querying.
"""
+from typing import Optional, Any
+import importlib
+import logging
+import os
import sys
import argparse
-import logging
+from pathlib import Path
+
+from nominatim.config import Configuration
+from nominatim.tools.exec_utils import run_php_server
+from nominatim.errors import UsageError
+from nominatim import clicmd
+from nominatim import version
+from nominatim.clicmd.args import NominatimArgs, Subcommand
+
+LOG = logging.getLogger()
class CommandlineParser:
""" Wraps some of the common functions for parsing the command line
and setting up subcommands.
"""
- def __init__(self, prog, description):
+ def __init__(self, prog: str, description: Optional[str]):
self.parser = argparse.ArgumentParser(
prog=prog,
description=description,
self.subs = self.parser.add_subparsers(title='available commands',
dest='subcommand')
+ # Global arguments that only work if no sub-command given
+ self.parser.add_argument('--version', action='store_true',
+ help='Print Nominatim version and exit')
+
# Arguments added to every sub-command
self.default_args = argparse.ArgumentParser(add_help=False)
group = self.default_args.add_argument_group('Default arguments')
help='Print only error messages')
group.add_argument('-v', '--verbose', action='count', default=1,
help='Increase verboseness of output')
- group.add_argument('--project-dir', metavar='DIR',
+ group.add_argument('--project-dir', metavar='DIR', default='.',
help='Base directory of the Nominatim installation (default:.)')
group.add_argument('-j', '--threads', metavar='NUM', type=int,
help='Number of parallel threads to use')
- def add_subcommand(self, name, cmd):
+ def nominatim_version_text(self) -> str:
+ """ Program name and version number as string
+ """
+ text = f'Nominatim version {version.NOMINATIM_VERSION!s}'
+ if version.GIT_COMMIT_HASH is not None:
+ text += f' ({version.GIT_COMMIT_HASH})'
+ return text
+
+
+ def add_subcommand(self, name: str, cmd: Subcommand) -> None:
""" Add a subcommand to the parser. The subcommand must be a class
with a function add_args() that adds the parameters for the
subcommand and a run() function that executes the command.
"""
+ assert cmd.__doc__ is not None
+
parser = self.subs.add_parser(name, parents=[self.default_args],
help=cmd.__doc__.split('\n', 1)[0],
description=cmd.__doc__,
parser.set_defaults(command=cmd)
cmd.add_args(parser)
- def run(self):
+
+ def run(self, **kwargs: Any) -> int:
""" Parse the command line arguments of the program and execute the
appropriate subcommand.
"""
- args = self.parser.parse_args()
+ args = NominatimArgs()
+ try:
+ self.parser.parse_args(args=kwargs.get('cli_args'), namespace=args)
+ except SystemExit:
+ return 1
+
+ if args.version:
+ print(self.nominatim_version_text())
+ return 0
if args.subcommand is None:
self.parser.print_help()
- else:
+ return 1
+
+ args.project_dir = Path(args.project_dir).resolve()
+
+ if 'cli_args' not in kwargs:
logging.basicConfig(stream=sys.stderr,
- format='%(asctime)s %(levelname)s: %(message)s',
+ format='%(asctime)s: %(message)s',
datefmt='%Y-%m-%d %H:%M:%S',
level=max(4 - args.verbose, 1) * 10)
- args.command.run(args)
-
-class SetupAll:
- """\
- Create a new Nominatim database from an OSM file.
- """
-
- @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',
- help='OSM file to be imported.')
- group.add_argument('--continue', nargs=1,
- 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,
- help='Size of cache to be used by osm2pgsql (in MB)')
- group.add_argument('--reverse-only', action='store_true',
- help='Do not create tables and indexes for searching')
- group.add_argument('--enable-debug-statements', action='store_true',
- help='Include debug warning statements in SQL code')
- 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',
- help='Continue import even when errors in SQL are present')
- group.add_argument('--disable-token-precalc', action='store_true',
- help='Disable name precalculation')
- group.add_argument('--index-noanalyse', action='store_true',
- help='Do not perform analyse operations during index')
-
-
- @staticmethod
- def run(args):
- print("TODO: ./utils/setup.php", args)
-
-
-class SetupFreeze:
+ args.config = Configuration(args.project_dir,
+ environ=kwargs.get('environ', os.environ))
+ args.config.set_libdirs(module=kwargs['module_dir'],
+ osm2pgsql=kwargs['osm2pgsql_path'])
+
+ log = logging.getLogger()
+ log.warning('Using project directory: %s', str(args.project_dir))
+
+ try:
+ return args.command.run(args)
+ except UsageError as exception:
+ if log.isEnabledFor(logging.DEBUG):
+ raise # use Python's exception printing
+ log.fatal('FATAL: %s', exception)
+
+ # If we get here, then execution has failed in some way.
+ return 1
+
+
+# Subcommand classes
+#
+# Each class needs to implement two functions: add_args() adds the CLI parameters
+# for the subfunction, run() executes the subcommand.
+#
+# The class documentation doubles as the help text for the command. The
+# first line is also used in the summary when calling the program without
+# a subcommand.
+#
+# No need to document the functions each time.
+# pylint: disable=C0111
+class AdminServe:
"""\
- Make database read-only.
-
- About half of data in the Nominatim database is kept only to be able to
- keep the data up-to-date with new changes made in OpenStreetMap. This
- command drops all this data and only keeps the part needed for geocoding
- itself.
-
- This command has the same effect as the `--no-updates` option for imports.
- """
+ Start a simple web server for serving the API.
- @staticmethod
- def add_args(parser):
- pass # No options
+ This command starts a built-in webserver to serve the website
+ from the current project directory. This webserver is only suitable
+ for testing and development. Do not use it in production setups!
- @staticmethod
- def run(args):
- print("TODO: setup drop", args)
+ There are different webservers available. The default 'php' engine
+ runs the classic PHP frontend. The other engines are Python servers
+ which run the new Python frontend code. This is highly experimental
+ at the moment and may not include the full API.
-
-class SetupSpecialPhrases:
- """\
- Maintain special phrases.
+ By the default, the webserver can be accessed at: http://127.0.0.1:8088
"""
- @staticmethod
- def add_args(parser):
- group = parser.add_argument_group('Input arguments')
- group.add_argument('--from-wiki', action='store_true',
- help='Pull special phrases from the OSM wiki.')
- group = parser.add_argument_group('Output arguments')
- group.add_argument('-o', '--output', default='-',
- type=argparse.FileType('w', encoding='UTF-8'),
- help="""File to write the preprocessed phrases to.
- If omitted, it will be written to stdout.""")
+ def add_args(self, parser: argparse.ArgumentParser) -> None:
+ group = parser.add_argument_group('Server arguments')
+ group.add_argument('--server', default='127.0.0.1:8088',
+ help='The address the server will listen to.')
+ group.add_argument('--engine', default='php',
+ choices=('php', 'falcon', 'starlette'),
+ help='Webserver framework to run. (default: php)')
- @staticmethod
- def run(args):
- print("./utils/specialphrases.php --from-wiki", args)
-
-class UpdateReplication:
- """\
- Update the database using an online replication service.
- """
-
- @staticmethod
- def add_args(parser):
- group = parser.add_argument_group('Arguments for initialisation')
- group.add_argument('--init', action='store_true',
- help='Initialise the update process')
- group.add_argument('--no-update-functions', dest='update_functions',
- action='store_false',
- help="""Do not update the trigger function to
- support differential updates.""")
- group = parser.add_argument_group('Arguments for updates')
- group.add_argument('--check-for-updates', action='store_true',
- help='Check if new updates are available and exit')
- group.add_argument('--once', action='store_true',
- help="""Download and apply updates only once. When
- not set, updates are continuously applied""")
- group.add_argument('--no-index', action='store_false', dest='do_index',
- help="""Do not index the new data. Only applicable
- together with --once""")
-
- @staticmethod
- def run(args):
- if args.init:
- print('./utils/update.php --init-updates', args)
+ def run(self, args: NominatimArgs) -> int:
+ if args.engine == 'php':
+ run_php_server(args.server, args.project_dir / 'website')
else:
- print('./utils/update.php --import-osmosis(-all)', args)
+ import uvicorn # pylint: disable=import-outside-toplevel
+ server_info = args.server.split(':', 1)
+ host = server_info[0]
+ if len(server_info) > 1:
+ if not server_info[1].isdigit():
+ raise UsageError('Invalid format for --server parameter. Use <host>:<port>')
+ port = int(server_info[1])
+ else:
+ port = 8088
+ server_module = importlib.import_module(f'nominatim.server.{args.engine}.server')
-class UpdateAddData:
- """\
- Add additional data from a file or an online source.
+ app = server_module.get_application(args.project_dir)
+ uvicorn.run(app, host=host, port=port)
- Data is only imported, not indexed. You need to call `nominatim-update index`
- to complete the process.
- """
-
- @staticmethod
- def add_args(parser):
- group_name = parser.add_argument_group('Source')
- group = group_name.add_mutually_exclusive_group(required=True)
- group.add_argument('--file', metavar='FILE',
- help='Import data from an OSM file')
- group.add_argument('--diff', metavar='FILE',
- help='Import data from an OSM diff file')
- group.add_argument('--node', metavar='ID', type=int,
- help='Import a single node from the API')
- group.add_argument('--way', metavar='ID', type=int,
- help='Import a single way from the API')
- group.add_argument('--relation', metavar='ID', type=int,
- help='Import a single relation from the API')
- group.add_argument('--tiger-data', metavar='DIR',
- help='Add housenumbers from the US TIGER census database.')
- group = parser.add_argument_group('Extra arguments')
- group.add_argument('--use-main-api', action='store_true',
- help='Use OSM API instead of Overpass to download objects')
-
- @staticmethod
- def run(args):
- print('./utils/update.php --import-*', args)
-
-
-class UpdateIndex:
- """\
- Reindex all new and modified data.
- """
+ return 0
- @staticmethod
- def add_args(parser):
- pass
- @staticmethod
- def run(args):
- print('./utils/update.php --index', args)
-
-
-class UpdateRefresh:
+def get_set_parser() -> CommandlineParser:
"""\
- Recompute auxillary data used by the indexing process.
-
- These functions must not be run in parallel with other update commands.
+ Initializes the parser and adds various subcommands for
+ nominatim cli.
"""
+ parser = CommandlineParser('nominatim', nominatim.__doc__)
- @staticmethod
- def add_args(parser):
- group = parser.add_argument_group('Data arguments')
- group.add_argument('--postcodes', action='store_true',
- help='Update postcode centroid table')
- group.add_argument('--word-counts', action='store_true',
- help='Compute frequency of full-word search terms')
- group.add_argument('--address-levels', action='store_true',
- help='Reimport address level configuration')
- group.add_argument('--importance', action='store_true',
- help='Recompute place importances')
- group.add_argument('--functions', action='store_true',
- help='Update the PL/pgSQL functions in the database')
- group.add_argument('--wiki-data',
- help='Update Wikipedia/data importance numbers.')
- group.add_argument('--website', action='store_true',
- help='Refresh the directory that serves the scripts for the web API')
- group = parser.add_argument_group('Arguments for function refresh')
- group.add_argument('--no-diff-updates', action='store_false', dest='diffs',
- help='Do not enable code for propagating updates')
-
- @staticmethod
- def run(args):
- print('./utils/update.php', args)
-
-
-class AdminCheckDatabase:
- """\
- Check that the database is complete and operational.
- """
+ parser.add_subcommand('import', clicmd.SetupAll())
+ parser.add_subcommand('freeze', clicmd.SetupFreeze())
+ parser.add_subcommand('replication', clicmd.UpdateReplication())
- @staticmethod
- def add_args(parser):
- pass # No options
+ parser.add_subcommand('special-phrases', clicmd.ImportSpecialPhrases())
- @staticmethod
- def run(args):
- print("TODO: ./utils/check_import_finished.php", args)
+ parser.add_subcommand('add-data', clicmd.UpdateAddData())
+ parser.add_subcommand('index', clicmd.UpdateIndex())
+ parser.add_subcommand('refresh', clicmd.UpdateRefresh())
+ parser.add_subcommand('admin', clicmd.AdminFuncs())
-class AdminWarm:
- """\
- Warm database caches for search and reverse queries.
- """
+ parser.add_subcommand('export', clicmd.QueryExport())
+ parser.add_subcommand('serve', AdminServe())
- @staticmethod
- def add_args(parser):
- group = parser.add_argument_group('Target arguments')
- group.add_argument('--search-only', action='store_const', dest='target',
- const='search',
- help="Only pre-warm tables for search queries")
- group.add_argument('--reverse-only', action='store_const', dest='target',
- const='reverse',
- help="Only pre-warm tables for reverse queries")
+ parser.add_subcommand('search', clicmd.APISearch())
+ parser.add_subcommand('reverse', clicmd.APIReverse())
+ parser.add_subcommand('lookup', clicmd.APILookup())
+ parser.add_subcommand('details', clicmd.APIDetails())
+ parser.add_subcommand('status', clicmd.APIStatus())
- @staticmethod
- def run(args):
- print("TODO: ./utils/warm.php", args)
+ return parser
-class QueryExport:
- """\
- Export addresses as CSV file from a Nominatim database.
- """
-
- @staticmethod
- def add_args(parser):
- group = parser.add_argument_group('Output arguments')
- group.add_argument('--output-type', default='street',
- choices=('continent', 'country', 'state', 'county',
- 'city', 'suburb', 'street', 'path'),
- help='Type of places to output (default: street)')
- group.add_argument('--output-format',
- default='street;suburb;city;county;state;country',
- help="""Semicolon-separated list of address types
- (see --output-type). Multiple ranks can be
- merged into one column by simply using a
- comma-separated list.""")
- group.add_argument('--output-all-postcodes', action='store_true',
- help="""List all postcodes for address instead of
- just the most likely one""")
- group.add_argument('--language',
- help="""Preferred language for output
- (use local name, if omitted)""")
- group = parser.add_argument_group('Filter arguments')
- group.add_argument('--restrict-to-country', metavar='COUNTRY_CODE',
- help='Export only objects within country')
- group.add_argument('--restrict-to-osm-node', metavar='ID', type=int,
- help='Export only children of this OSM node')
- group.add_argument('--restrict-to-osm-way', metavar='ID', type=int,
- help='Export only children of this OSM way')
- group.add_argument('--restrict-to-osm-relation', metavar='ID', type=int,
- help='Export only children of this OSM relation')
-
-
- @staticmethod
- def run(args):
- print("TODO: ./utils/export.php", args)
-
-
-class QueryTodo:
- """\
- Todo
- """
- @staticmethod
- def add_args(parser):
- pass
-
- def run(args):
- print("TODO: searching")
-
-
-def nominatim(**kwargs):
+def nominatim(**kwargs: Any) -> int:
"""\
Command-line tools for importing, updating, administrating and
querying the Nominatim database.
"""
- parser = CommandlineParser('nominatim', nominatim.__doc__)
-
- parser.add_subcommand('import', SetupAll)
- parser.add_subcommand('freeze', SetupFreeze)
- parser.add_subcommand('replication', UpdateReplication)
-
- parser.add_subcommand('check-database', AdminCheckDatabase)
- parser.add_subcommand('warm', AdminWarm)
-
- parser.add_subcommand('special-phrases', SetupSpecialPhrases)
-
- parser.add_subcommand('add-data', UpdateAddData)
- parser.add_subcommand('index', UpdateIndex)
- parser.add_subcommand('refresh', UpdateRefresh)
-
- parser.add_subcommand('export', QueryExport)
- parser.add_subcommand('search', QueryTodo)
- parser.add_subcommand('reverse', QueryTodo)
- parser.add_subcommand('lookup', QueryTodo)
- parser.add_subcommand('details', QueryTodo)
- parser.add_subcommand('status', QueryTodo)
-
- parser.run()
+ return get_set_parser().run(**kwargs)