diff options
Diffstat (limited to 'synapse/config/server.py')
| -rw-r--r-- | synapse/config/server.py | 45 |
1 files changed, 41 insertions, 4 deletions
diff --git a/synapse/config/server.py b/synapse/config/server.py index a387fd9310..7bc0030a9e 100644 --- a/synapse/config/server.py +++ b/synapse/config/server.py @@ -16,6 +16,7 @@ import itertools import logging import os.path import re +import urllib.parse from textwrap import indent from typing import Any, Dict, Iterable, List, Optional, Set, Tuple, Union @@ -264,10 +265,44 @@ class ServerConfig(Config): self.use_frozen_dicts = config.get("use_frozen_dicts", False) self.serve_server_wellknown = config.get("serve_server_wellknown", False) - self.public_baseurl = config.get("public_baseurl") - if self.public_baseurl is not None: - if self.public_baseurl[-1] != "/": - self.public_baseurl += "/" + # Whether we should serve a "client well-known": + # (a) at .well-known/matrix/client on our client HTTP listener + # (b) in the response to /login + # + # ... which together help ensure that clients use our public_baseurl instead of + # whatever they were told by the user. + # + # For the sake of backwards compatibility with existing installations, this is + # True if public_baseurl is specified explicitly, and otherwise False. (The + # reasoning here is that we have no way of knowing that the default + # public_baseurl is actually correct for existing installations - many things + # will not work correctly, but that's (probably?) better than sending clients + # to a completely broken URL. + self.serve_client_wellknown = False + + public_baseurl = config.get("public_baseurl") + if public_baseurl is None: + public_baseurl = f"https://{self.server_name}/" + logger.info("Using default public_baseurl %s", public_baseurl) + else: + self.serve_client_wellknown = True + if public_baseurl[-1] != "/": + public_baseurl += "/" + self.public_baseurl = public_baseurl + + # check that public_baseurl is valid + try: + splits = urllib.parse.urlsplit(self.public_baseurl) + except Exception as e: + raise ConfigError(f"Unable to parse URL: {e}", ("public_baseurl",)) + if splits.scheme not in ("https", "http"): + raise ConfigError( + f"Invalid scheme '{splits.scheme}': only https and http are supported" + ) + if splits.query or splits.fragment: + raise ConfigError( + "public_baseurl cannot contain query parameters or a #-fragment" + ) # Whether to enable user presence. presence_config = config.get("presence") or {} @@ -773,6 +808,8 @@ class ServerConfig(Config): # Otherwise, it should be the URL to reach Synapse's client HTTP listener (see # 'listeners' below). # + # Defaults to 'https://<server_name>/'. + # #public_baseurl: https://example.com/ # Uncomment the following to tell other servers to send federation traffic on |