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author | Richard van der Hoff <1389908+richvdh@users.noreply.github.com> | 2022-08-26 12:26:06 +0100 |
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committer | GitHub <noreply@github.com> | 2022-08-26 11:26:06 +0000 |
commit | 5e5c8150d798f6929ddedbb39f9f11486558cdbc (patch) | |
tree | 88aa3464ae58b3ba513b6869de4075d75858f4b1 /synapse/config/_base.py | |
parent | Update debhelper (#13594) (diff) | |
download | synapse-5e5c8150d798f6929ddedbb39f9f11486558cdbc.tar.xz |
Generate missing configuration files at startup (#13615)
If things like the signing key file are missing, let's just try to generate them on startup. Again, this is useful for k8s-like deployments where we just want to generate keys on the first run.
Diffstat (limited to 'synapse/config/_base.py')
-rw-r--r-- | synapse/config/_base.py | 59 |
1 files changed, 48 insertions, 11 deletions
diff --git a/synapse/config/_base.py b/synapse/config/_base.py index 7c9cf403ef..1f6362aedd 100644 --- a/synapse/config/_base.py +++ b/synapse/config/_base.py @@ -20,6 +20,7 @@ import logging import os import re from collections import OrderedDict +from enum import Enum, auto from hashlib import sha256 from textwrap import dedent from typing import ( @@ -603,18 +604,44 @@ class RootConfig: " may specify directories containing *.yaml files.", ) - generate_group = parser.add_argument_group("Config generation") - generate_group.add_argument( + # we nest the mutually-exclusive group inside another group so that the help + # text shows them in their own group. + generate_mode_group = parser.add_argument_group( + "Config generation mode", + ) + generate_mode_exclusive = generate_mode_group.add_mutually_exclusive_group() + generate_mode_exclusive.add_argument( + # hidden option to make the type and default work + "--generate-mode", + help=argparse.SUPPRESS, + type=_ConfigGenerateMode, + default=_ConfigGenerateMode.GENERATE_MISSING_AND_RUN, + ) + generate_mode_exclusive.add_argument( "--generate-config", - action="store_true", help="Generate a config file, then exit.", + action="store_const", + const=_ConfigGenerateMode.GENERATE_EVERYTHING_AND_EXIT, + dest="generate_mode", ) - generate_group.add_argument( + generate_mode_exclusive.add_argument( "--generate-missing-configs", "--generate-keys", - action="store_true", help="Generate any missing additional config files, then exit.", + action="store_const", + const=_ConfigGenerateMode.GENERATE_MISSING_AND_EXIT, + dest="generate_mode", ) + generate_mode_exclusive.add_argument( + "--generate-missing-and-run", + help="Generate any missing additional config files, then run. This is the " + "default behaviour.", + action="store_const", + const=_ConfigGenerateMode.GENERATE_MISSING_AND_RUN, + dest="generate_mode", + ) + + generate_group = parser.add_argument_group("Details for --generate-config") generate_group.add_argument( "-H", "--server-name", help="The server name to generate a config file for." ) @@ -670,11 +697,12 @@ class RootConfig: config_dir_path = os.path.abspath(config_dir_path) data_dir_path = os.getcwd() - generate_missing_configs = config_args.generate_missing_configs - obj = cls(config_files) - if config_args.generate_config: + if ( + config_args.generate_mode + == _ConfigGenerateMode.GENERATE_EVERYTHING_AND_EXIT + ): if config_args.report_stats is None: parser.error( "Please specify either --report-stats=yes or --report-stats=no\n\n" @@ -732,11 +760,14 @@ class RootConfig: ) % (config_path,) ) - generate_missing_configs = True config_dict = read_config_files(config_files) - if generate_missing_configs: - obj.generate_missing_files(config_dict, config_dir_path) + obj.generate_missing_files(config_dict, config_dir_path) + + if config_args.generate_mode in ( + _ConfigGenerateMode.GENERATE_EVERYTHING_AND_EXIT, + _ConfigGenerateMode.GENERATE_MISSING_AND_EXIT, + ): return None obj.parse_config_dict( @@ -965,6 +996,12 @@ def read_file(file_path: Any, config_path: Iterable[str]) -> str: raise ConfigError("Error accessing file %r" % (file_path,), config_path) from e +class _ConfigGenerateMode(Enum): + GENERATE_MISSING_AND_RUN = auto() + GENERATE_MISSING_AND_EXIT = auto() + GENERATE_EVERYTHING_AND_EXIT = auto() + + __all__ = [ "Config", "RootConfig", |