From f2bf0cda02fef358172033b28dab5f1805c31cad Mon Sep 17 00:00:00 2001 From: kaiyou Date: Sun, 4 Feb 2018 11:40:20 +0100 Subject: [PATCH] Generate shared secrets if not defined in the environment --- contrib/docker/start.py | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/contrib/docker/start.py b/contrib/docker/start.py index e50d23be5..7057f85f6 100755 --- a/contrib/docker/start.py +++ b/contrib/docker/start.py @@ -5,10 +5,11 @@ import os import sys import subprocess -convert = lambda src, dst: open(dst, "w").write(jinja2.Template(open(src).read()).render(**os.environ)) +convert = lambda src, dst, environ: open(dst, "w").write(jinja2.Template(open(src).read()).render(**environ)) mode = sys.argv[1] if len(sys.argv) > 1 else None +environ = os.environ.copy() -if "SYNAPSE_SERVER_NAME" not in os.environ: +if "SYNAPSE_SERVER_NAME" not in environ: print("Environment variable SYNAPSE_SERVER_NAME is mandatory, exiting.") sys.exit(2) @@ -17,10 +18,16 @@ args = ["python", "-m", "synapse.app.homeserver", "--report-stats", os.environ.get("SYNAPSE_REPORT_STATS", "no"), "--config-path", os.environ.get("SYNAPSE_CONFIG_PATH", "/compiled/homeserver.yaml")] +# Generate any missing shared secret +for secret in ("SYNAPSE_REGISTRATION_SHARED_SECRET", "SYNAPSE_MACAROON_SECRET_KEY"): + if secret not in environ: + print("Generating a random secret for {}".format(secret)) + environ[secret] = os.urandom(32).encode("hex") + # Parse the configuration file if not os.path.exists("/compiled"): os.mkdir("/compiled") -convert("/conf/homeserver.yaml", "/compiled/homeserver.yaml") -convert("/conf/log.config", "/compiled/%s.log.config" % os.environ.get("SYNAPSE_SERVER_NAME")) +convert("/conf/homeserver.yaml", "/compiled/homeserver.yaml", environ) +convert("/conf/log.config", "/compiled/%s.log.config" % environ.get("SYNAPSE_SERVER_NAME"), environ) # In generate mode, generate a configuration, missing keys, then exit if mode == "generate":