+# 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.
"""
Implementation of the 'replication' sub-command.
"""
+from typing import Optional
+import argparse
import datetime as dt
import logging
import socket
from nominatim.db import status
from nominatim.db.connection import connect
from nominatim.errors import UsageError
+from nominatim.clicmd.args import NominatimArgs
LOG = logging.getLogger()
# Do not repeat documentation of subcommand classes.
# pylint: disable=C0111
# Using non-top-level imports to make pyosmium optional for replication only.
-# pylint: disable=E0012,C0415
+# pylint: disable=C0415
class UpdateReplication:
"""\
downloads and imports the next batch of updates.
"""
- @staticmethod
- def add_args(parser):
+ def add_args(self, parser: argparse.ArgumentParser) -> None:
group = parser.add_argument_group('Arguments for initialisation')
group.add_argument('--init', action='store_true',
help='Initialise the update process')
group.add_argument('--socket-timeout', dest='socket_timeout', type=int, default=60,
help='Set timeout for file downloads')
- @staticmethod
- def _init_replication(args):
+
+ def _init_replication(self, args: NominatimArgs) -> int:
from ..tools import replication, refresh
LOG.warning("Initialising replication updates")
with connect(args.config.get_libpq_dsn()) as conn:
- replication.init_replication(conn, base_url=args.config.REPLICATION_URL)
+ replication.init_replication(conn, base_url=args.config.REPLICATION_URL,
+ socket_timeout=args.socket_timeout)
if args.update_functions:
LOG.warning("Create functions")
refresh.create_functions(conn, args.config, True, False)
return 0
- @staticmethod
- def _check_for_updates(args):
+ def _check_for_updates(self, args: NominatimArgs) -> int:
from ..tools import replication
with connect(args.config.get_libpq_dsn()) as conn:
- return replication.check_for_updates(conn, base_url=args.config.REPLICATION_URL)
+ return replication.check_for_updates(conn, base_url=args.config.REPLICATION_URL,
+ socket_timeout=args.socket_timeout)
+
- @staticmethod
- def _report_update(batchdate, start_import, start_index):
- def round_time(delta):
+ def _report_update(self, batchdate: dt.datetime,
+ start_import: dt.datetime,
+ start_index: Optional[dt.datetime]) -> None:
+ def round_time(delta: dt.timedelta) -> dt.timedelta:
return dt.timedelta(seconds=int(delta.total_seconds()))
end = dt.datetime.now(dt.timezone.utc)
LOG.warning("Update completed. Import: %s. %sTotal: %s. Remaining backlog: %s.",
round_time((start_index or end) - start_import),
- "Indexing: {} ".format(round_time(end - start_index))
- if start_index else '',
+ f"Indexing: {round_time(end - start_index)} " if start_index else '',
round_time(end - start_import),
round_time(end - batchdate))
- @staticmethod
- def _compute_update_interval(args):
+ def _compute_update_interval(self, args: NominatimArgs) -> int:
if args.catch_up:
return 0
return update_interval
- @staticmethod
- def _update(args):
+ def _update(self, args: NominatimArgs) -> None:
+ # pylint: disable=too-many-locals
from ..tools import replication
from ..indexer.indexer import Indexer
from ..tokenizer import factory as tokenizer_factory
- update_interval = UpdateReplication._compute_update_interval(args)
+ update_interval = self._compute_update_interval(args)
params = args.osm2pgsql_options(default_cache=2000, default_threads=1)
params.update(base_url=args.config.REPLICATION_URL,
tokenizer = tokenizer_factory.get_tokenizer_for_db(args.config)
indexer = Indexer(args.config.get_libpq_dsn(), tokenizer, args.threads or 1)
+ dsn = args.config.get_libpq_dsn()
+
while True:
- with connect(args.config.get_libpq_dsn()) as conn:
- start = dt.datetime.now(dt.timezone.utc)
- state = replication.update(conn, params)
+ start = dt.datetime.now(dt.timezone.utc)
+ state = replication.update(dsn, params, socket_timeout=args.socket_timeout)
+
+ with connect(dsn) as conn:
if state is not replication.UpdateState.NO_CHANGES:
status.log_status(conn, start, 'import')
batchdate, _, _ = status.get_status(conn)
index_start = dt.datetime.now(dt.timezone.utc)
indexer.index_full(analyse=False)
- with connect(args.config.get_libpq_dsn()) as conn:
+ with connect(dsn) as conn:
status.set_indexed(conn, True)
status.log_status(conn, index_start, 'index')
conn.commit()
indexer.index_full(analyse=False)
if LOG.isEnabledFor(logging.WARNING):
- UpdateReplication._report_update(batchdate, start, index_start)
+ assert batchdate is not None
+ self._report_update(batchdate, start, index_start)
if args.once or (args.catch_up and state is replication.UpdateState.NO_CHANGES):
break
time.sleep(recheck_interval)
- @staticmethod
- def run(args):
+ def run(self, args: NominatimArgs) -> int:
socket.setdefaulttimeout(args.socket_timeout)
if args.init:
- return UpdateReplication._init_replication(args)
+ return self._init_replication(args)
if args.check_for_updates:
- return UpdateReplication._check_for_updates(args)
+ return self._check_for_updates(args)
- UpdateReplication._update(args)
+ self._update(args)
return 0