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author | Erik Johnston <erik@matrix.org> | 2015-04-28 17:42:36 +0100 |
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committer | Erik Johnston <erik@matrix.org> | 2015-04-28 17:42:36 +0100 |
commit | f41a9a1ffcb652c045dea5f4108984d287c6de17 (patch) | |
tree | 42c433ea28fbbb618e72997f4171c422f3d1f855 /scripts | |
parent | Ensure we never miss any presence updates (diff) | |
download | synapse-f41a9a1ffcb652c045dea5f4108984d287c6de17.tar.xz |
Add better help to scripts/port_from_sqlite_to_postgres.py
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/port_from_sqlite_to_postgres.py | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/scripts/port_from_sqlite_to_postgres.py b/scripts/port_from_sqlite_to_postgres.py index b4ee860a92..3296f1f54f 100644 --- a/scripts/port_from_sqlite_to_postgres.py +++ b/scripts/port_from_sqlite_to_postgres.py @@ -671,15 +671,30 @@ class TerminalProgress(Progress): if __name__ == "__main__": - parser = argparse.ArgumentParser() + parser = argparse.ArgumentParser( + description="A script to port an existing synapse SQLite database to" + " a new PostgreSQL database." + ) parser.add_argument("-v", action='store_true') - parser.add_argument("--curses", action='store_true') - parser.add_argument("--sqlite-database") parser.add_argument( - "--postgres-config", type=argparse.FileType('r'), + "--sqlite-database", required=True, + help="The snapshot of the SQLite database file. This must not be" + " currently used by a running synapse server" + ) + parser.add_argument( + "--postgres-config", type=argparse.FileType('r'), required=True, + help="The database config file for the PostgreSQL database" + ) + parser.add_argument( + "--curses", action='store_true', + help="display a curses based progress UI" ) - parser.add_argument("--batch-size", type=int, default=1000) + parser.add_argument( + "--batch-size", type=int, default=1000, + help="The number of rows to select from the SQLite table each" + " iteration [default=1000]", + ) args = parser.parse_args() @@ -705,6 +720,13 @@ if __name__ == "__main__": postgres_config = yaml.safe_load(args.postgres_config) + if "name" not in postgres_config: + sys.stderr.write("Malformed database config: no 'name'") + sys.exit(2) + if postgres_config["name"] != "psycopg2": + sys.stderr.write("Database must use 'psycopg2' connector.") + sys.exit(3) + def start(stdscr=None): if stdscr: progress = CursesProgress(stdscr) |