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165 lines
6.4 KiB
Python

import argparse
import io
import urllib.parse
import zipfile
from functools import partial
from pathlib import Path
from sys import argv, stdout, stderr
import requests
from . import Command
from .server import report_configuration
from ..service.db import dump_db, exp_drop, exp_db_exist, exp_duplicate_database, exp_rename, restore_db
from ..tools import config
eprint = partial(print, file=stderr, flush=True)
class Db(Command):
name = 'db'
def run(self, cmdargs):
"""Command-line version of the database manager.
Doesn't provide a `create` command as that's not useful. Commands are
all filestore-aware.
"""
parser = argparse.ArgumentParser(
prog="%s %s" % (Path(argv[0]).name, self.name),
description=self.__doc__
)
parser.add_argument('-c', '--config')
parser.add_argument('-D', '--data-dir')
parser.add_argument('--addons-path')
parser.add_argument('-r', '--db_user')
parser.add_argument('-w', '--db_password')
parser.add_argument('--pg_path')
parser.add_argument('--db_host')
parser.add_argument('--db_port')
parser.add_argument('--db_sslmode')
parser.set_defaults(func=lambda _: exit(parser.format_help()))
subs = parser.add_subparsers()
load = subs.add_parser(
"load", help="Load a dump file.",
description="Loads a dump file into odoo, dump file can be a URL. "
"If `database` is provided, uses that as the database name. "
"Otherwise uses the dump file name without extension.")
load.set_defaults(func=self.load)
load.add_argument(
'-f', '--force', action='store_const', default=False, const=True,
help="delete `database` database before loading if it exists"
)
load.add_argument(
'database', nargs='?',
help="database to create, defaults to dump file's name "
"(without extension)"
)
load.add_argument('dump_file', help="zip or pg_dump file to load")
dump = subs.add_parser(
"dump", help="Create a dump with filestore.",
description="Creates a dump file. The dump is always in zip format "
"(with filestore), to get a no-filestore format use "
"pg_dump directly.")
dump.set_defaults(func=self.dump)
dump.add_argument('database', help="database to dump")
dump.add_argument(
'dump_path', nargs='?', default='-',
help="if provided, database is dumped to specified path, otherwise "
"or if `-`, dumped to stdout",
)
duplicate = subs.add_parser("duplicate", help="Duplicate a database including filestore.")
duplicate.set_defaults(func=self.duplicate)
duplicate.add_argument(
'-f', '--force', action='store_const', default=False, const=True,
help="delete `target` database before copying if it exists"
)
duplicate.add_argument("source")
duplicate.add_argument("target", help="database to copy `source` to, must not exist unless `-f` is specified in which case it will be dropped first")
rename = subs.add_parser("rename", help="Rename a database including filestore.")
rename.set_defaults(func=self.rename)
rename.add_argument(
'-f', '--force', action='store_const', default=False, const=True,
help="delete `target` database before renaming if it exists"
)
rename.add_argument('source')
rename.add_argument("target", help="database to rename `source` to, must not exist unless `-f` is specified, in which case it will be dropped first")
drop = subs.add_parser("drop", help="Delete a database including filestore")
drop.set_defaults(func=self.drop)
drop.add_argument("database", help="database to delete")
args = parser.parse_args(cmdargs)
config.parse_config([
val
for k, v in vars(args).items()
if v is not None
if k in ['config', 'data_dir', 'addons_path'] or k.startswith(('db_', 'pg_'))
for val in [
'--data-dir' if k == 'data_dir'\
else '--addons-path' if k == 'addons_path'\
else f'--{k}',
v,
]
])
# force db management active to bypass check when only a
# `check_db_management_enabled` version is available.
config['list_db'] = True
report_configuration()
args.func(args)
def load(self, args):
db_name = args.database or Path(args.dump_file).stem
self._check_target(db_name, delete_if_exists=args.force)
url = urllib.parse.urlparse(args.dump_file)
if url.scheme:
eprint(f"Fetching {args.dump_file}...", end='')
r = requests.get(args.dump_file, timeout=10)
if not r.ok:
exit(f" unable to fetch {args.dump_file}: {r.reason}")
eprint(" done")
dump_file = io.BytesIO(r.content)
else:
eprint(f"Restoring {args.dump_file}...")
dump_file = args.dump_file
if not zipfile.is_zipfile(dump_file):
exit("Not a zipped dump file, use `pg_restore` to restore raw dumps,"
" and `psql` to execute sql dumps or scripts.")
restore_db(db=db_name, dump_file=dump_file, copy=True)
def dump(self, args):
if args.dump_path == '-':
dump_db(args.database, stdout.buffer)
else:
with open(args.dump_path, 'wb') as f:
dump_db(args.database, f)
def duplicate(self, args):
self._check_target(args.target, delete_if_exists=args.force)
exp_duplicate_database(args.source, args.target)
def rename(self, args):
self._check_target(args.target, delete_if_exists=args.force)
exp_rename(args.source, args.target)
def drop(self, args):
if not exp_drop(args.database):
exit(f"Database {args.database} does not exist.")
def _check_target(self, target, *, delete_if_exists):
if exp_db_exist(target):
if delete_if_exists:
exp_drop(target)
else:
exit(f"Target database {target} exists, aborting.\n\n"
f"\tuse `--force` to delete the existing database anyway.")