"""
Helper functions for executing external programs.
"""
-from typing import Any, Mapping, List
+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_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.
"""
+ _check_osm2pgsql_version(options['osm2pgsql'])
+
env = get_pg_env(options['dsn'])
cmd = [_find_osm2pgsql_cmd(options['osm2pgsql']),
return cmds
-def _find_osm2pgsql_cmd(cmdline: str) -> str:
+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))}.")