+# 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.
"""
Helper functions for executing external programs.
"""
+from typing import Any, Union, Optional, Mapping, IO
+from pathlib import Path
+import logging
+import os
import subprocess
+import urllib.request as urlrequest
+from urllib.parse import urlencode
-def run_legacy_script(script, *args, nominatim_env=None, throw_on_fail=False):
+from nominatim.config import Configuration
+from nominatim.typing import StrPath
+from nominatim.version import NOMINATIM_VERSION
+from nominatim.db.connection import get_pg_env
+
+LOG = logging.getLogger()
+
+def run_legacy_script(script: StrPath, *args: Union[int, str],
+ config: Configuration,
+ throw_on_fail: bool = False) -> int:
""" Run a Nominatim PHP script with the given arguments.
Returns the exit code of the script. If `throw_on_fail` is True
then throw a `CalledProcessError` on a non-zero exit.
"""
cmd = ['/usr/bin/env', 'php', '-Cq',
- nominatim_env.phplib_dir / 'admin' / script]
+ str(config.lib_dir.php / 'admin' / script)]
cmd.extend([str(a) for a in args])
- env = nominatim_env.config.get_os_env()
- env['NOMINATIM_DATADIR'] = str(nominatim_env.data_dir)
- env['NOMINATIM_BINDIR'] = str(nominatim_env.data_dir / 'utils')
- if not env['NOMINATIM_DATABASE_MODULE_PATH']:
- env['NOMINATIM_DATABASE_MODULE_PATH'] = nominatim_env.module_dir
+ env = config.get_os_env()
+ env['NOMINATIM_DATADIR'] = str(config.lib_dir.data)
+ env['NOMINATIM_SQLDIR'] = str(config.lib_dir.sql)
+ env['NOMINATIM_CONFIGDIR'] = str(config.config_dir)
+ env['NOMINATIM_DATABASE_MODULE_SRC_PATH'] = str(config.lib_dir.module)
if not env['NOMINATIM_OSM2PGSQL_BINARY']:
- env['NOMINATIM_OSM2PGSQL_BINARY'] = nominatim_env.osm2pgsql_path
+ env['NOMINATIM_OSM2PGSQL_BINARY'] = str(config.lib_dir.osm2pgsql)
- proc = subprocess.run(cmd, cwd=str(nominatim_env.project_dir), env=env,
+ proc = subprocess.run(cmd, cwd=str(config.project_dir), env=env,
check=throw_on_fail)
return proc.returncode
+
+def run_api_script(endpoint: str, project_dir: Path,
+ extra_env: Optional[Mapping[str, str]] = None,
+ phpcgi_bin: Optional[Path] = None,
+ params: Optional[Mapping[str, Any]] = None) -> int:
+ """ Execute a Nominatim API function.
+
+ The function needs a project directory that contains the website
+ directory with the scripts to be executed. The scripts will be run
+ using php_cgi. Query parameters can be added as named arguments.
+
+ Returns the exit code of the script.
+ """
+ log = logging.getLogger()
+ webdir = str(project_dir / 'website')
+ query_string = urlencode(params or {})
+
+ env = dict(QUERY_STRING=query_string,
+ SCRIPT_NAME=f'/{endpoint}.php',
+ REQUEST_URI=f'/{endpoint}.php?{query_string}',
+ CONTEXT_DOCUMENT_ROOT=webdir,
+ SCRIPT_FILENAME=f'{webdir}/{endpoint}.php',
+ HTTP_HOST='localhost',
+ HTTP_USER_AGENT='nominatim-tool',
+ REMOTE_ADDR='0.0.0.0',
+ DOCUMENT_ROOT=webdir,
+ REQUEST_METHOD='GET',
+ SERVER_PROTOCOL='HTTP/1.1',
+ GATEWAY_INTERFACE='CGI/1.1',
+ REDIRECT_STATUS='CGI')
+
+ if extra_env:
+ env.update(extra_env)
+
+ if phpcgi_bin is None:
+ cmd = ['/usr/bin/env', 'php-cgi']
+ else:
+ cmd = [str(phpcgi_bin)]
+
+ proc = subprocess.run(cmd, cwd=str(project_dir), env=env,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE,
+ check=False)
+
+ if proc.returncode != 0 or proc.stderr:
+ if proc.stderr:
+ log.error(proc.stderr.decode('utf-8').replace('\\n', '\n'))
+ else:
+ log.error(proc.stdout.decode('utf-8').replace('\\n', '\n'))
+ return proc.returncode or 1
+
+ result = proc.stdout.decode('utf-8')
+ content_start = result.find('\r\n\r\n')
+
+ print(result[content_start + 4:].replace('\\n', '\n'))
+
+ return 0
+
+
+def run_php_server(server_address: str, base_dir: StrPath) -> None:
+ """ Run the built-in server from the given directory.
+ """
+ subprocess.run(['/usr/bin/env', 'php', '-S', server_address],
+ cwd=str(base_dir), check=True)
+
+
+def run_osm2pgsql(options: Mapping[str, Any]) -> None:
+ """ Run osm2pgsql with the given options.
+ """
+ env = get_pg_env(options['dsn'])
+ cmd = [str(options['osm2pgsql']),
+ '--hstore', '--latlon', '--slim',
+ '--log-progress', 'true',
+ '--number-processes', str(options['threads']),
+ '--cache', str(options['osm2pgsql_cache']),
+ '--style', str(options['osm2pgsql_style'])
+ ]
+
+ if str(options['osm2pgsql_style']).endswith('.lua'):
+ env['LUA_PATH'] = ';'.join((str(options['osm2pgsql_style_path'] / '?.lua'),
+ os.environ.get('LUAPATH', ';')))
+ cmd.extend(('--output', 'flex'))
+ else:
+ cmd.extend(('--output', 'gazetteer'))
+
+ cmd.append('--append' if options['append'] else '--create')
+
+ if options['flatnode_file']:
+ cmd.extend(('--flat-nodes', options['flatnode_file']))
+
+ for key, param in (('slim_data', '--tablespace-slim-data'),
+ ('slim_index', '--tablespace-slim-index'),
+ ('main_data', '--tablespace-main-data'),
+ ('main_index', '--tablespace-main-index')):
+ if options['tablespaces'][key]:
+ cmd.extend((param, options['tablespaces'][key]))
+
+ if options.get('disable_jit', False):
+ env['PGOPTIONS'] = '-c jit=off -c max_parallel_workers_per_gather=0'
+
+ if 'import_data' in options:
+ cmd.extend(('-r', 'xml', '-'))
+ elif isinstance(options['import_file'], list):
+ for fname in options['import_file']:
+ cmd.append(str(fname))
+ else:
+ cmd.append(str(options['import_file']))
+
+ subprocess.run(cmd, cwd=options.get('cwd', '.'),
+ input=options.get('import_data'),
+ env=env, check=True)
+
+
+def get_url(url: str) -> str:
+ """ Get the contents from the given URL and return it as a UTF-8 string.
+ """
+ headers = {"User-Agent": f"Nominatim/{NOMINATIM_VERSION!s}"}
+
+ try:
+ request = urlrequest.Request(url, headers=headers)
+ with urlrequest.urlopen(request) as response: # type: IO[bytes]
+ return response.read().decode('utf-8')
+ except Exception:
+ LOG.fatal('Failed to load URL: %s', url)
+ raise