"""
Helper functions for executing external programs.
"""
-from typing import Any, Mapping
+from typing import Any, Mapping, List, Optional
import logging
import os
+import re
import subprocess
import shutil
from ..typing import StrPath
from ..db.connection import get_pg_env
+from ..errors import UsageError
+from ..version import OSM2PGSQL_REQUIRED_VERSION
LOG = logging.getLogger()
def run_osm2pgsql(options: Mapping[str, Any]) -> None:
""" Run osm2pgsql with the given options.
"""
+ _check_osm2pgsql_version(options['osm2pgsql'])
+
env = get_pg_env(options['dsn'])
cmd = [_find_osm2pgsql_cmd(options['osm2pgsql']),
+ '--append' if options['append'] else '--create',
'--slim',
'--log-progress', 'true',
'--number-processes', '1' if options['append'] else str(options['threads']),
env['LUA_PATH'] = ';'.join((str(options['osm2pgsql_style_path'] / '?.lua'),
os.environ.get('LUAPATH', ';')))
cmd.extend(('--output', 'flex'))
+
+ for flavour in ('data', 'index'):
+ if options['tablespaces'][f"main_{flavour}"]:
+ env[f"NOMINATIM_TABLESPACE_PLACE_{flavour.upper()}"] = \
+ options['tablespaces'][f"main_{flavour}"]
else:
cmd.extend(('--output', 'gazetteer', '--hstore', '--latlon'))
+ cmd.extend(_mk_tablespace_options('main', options))
- 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['tablespaces']['main_data']:
- env['NOMINATIM_TABLESPACE_PLACE_DATA'] = options['tablespaces']['main_data']
- if options['tablespaces']['main_index']:
- env['NOMINATIM_TABLESPACE_PLACE_INDEX'] = options['tablespaces']['main_index']
+ cmd.extend(_mk_tablespace_options('slim', options))
if options.get('disable_jit', False):
env['PGOPTIONS'] = '-c jit=off -c max_parallel_workers_per_gather=0'
env=env, check=True)
-def _find_osm2pgsql_cmd(cmdline: str) -> str:
+def _mk_tablespace_options(ttype: str, options: Mapping[str, Any]) -> List[str]:
+ cmds: List[str] = []
+ for flavour in ('data', 'index'):
+ if options['tablespaces'][f"{ttype}_{flavour}"]:
+ cmds.extend((f"--tablespace-{ttype}-{flavour}",
+ options['tablespaces'][f"{ttype}_{flavour}"]))
+
+ return cmds
+
+
+def _find_osm2pgsql_cmd(cmdline: Optional[str]) -> str:
if cmdline is not None:
return cmdline
in_path = shutil.which('osm2pgsql')
if in_path is None:
- raise RuntimeError('osm2pgsql executable not found. Please install osm2pgsql first.')
+ raise UsageError('osm2pgsql executable not found. Please install osm2pgsql first.')
return str(in_path)
+
+
+def _check_osm2pgsql_version(cmdline: Optional[str]) -> None:
+ cmd = [_find_osm2pgsql_cmd(cmdline), '--version']
+
+ result = subprocess.run(cmd, capture_output=True, check=True)
+
+ if not result.stderr:
+ raise UsageError("osm2pgsql does not print version information.")
+
+ verinfo = result.stderr.decode('UTF-8')
+
+ match = re.search(r'osm2pgsql version (\d+)\.(\d+)', verinfo)
+ if match is None:
+ raise UsageError(f"No version information found in output: {verinfo}")
+
+ if (int(match[1]), int(match[2])) < OSM2PGSQL_REQUIRED_VERSION:
+ raise UsageError(f"osm2pgsql is too old. Found version {match[1]}.{match[2]}. "
+ f"Need at least version {'.'.join(map(str, OSM2PGSQL_REQUIRED_VERSION))}.")