2018-02-03 20:18:36 +01:00
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#!/usr/local/bin/python
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import jinja2
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import os
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import sys
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2018-02-04 11:14:06 +01:00
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import subprocess
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2018-02-03 20:18:36 +01:00
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2018-02-04 11:40:20 +01:00
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convert = lambda src, dst, environ: open(dst, "w").write(jinja2.Template(open(src).read()).render(**environ))
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2018-02-03 20:18:36 +01:00
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mode = sys.argv[1] if len(sys.argv) > 1 else None
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2018-02-04 11:40:20 +01:00
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environ = os.environ.copy()
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2018-02-03 20:18:36 +01:00
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2018-02-04 23:19:08 +01:00
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# Check mandatory parameters and build the base start arguments
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2018-02-04 11:40:20 +01:00
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if "SYNAPSE_SERVER_NAME" not in environ:
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2018-02-03 20:18:36 +01:00
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print("Environment variable SYNAPSE_SERVER_NAME is mandatory, exiting.")
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sys.exit(2)
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2018-02-04 23:19:08 +01:00
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permissions = "{}:{}".format(environ.get("UID", 991), environ.get("GID", 991))
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2018-02-04 11:14:06 +01:00
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args = ["python", "-m", "synapse.app.homeserver",
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2018-02-04 23:19:08 +01:00
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"--server-name", environ.get("SYNAPSE_SERVER_NAME"),
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"--report-stats", environ.get("SYNAPSE_REPORT_STATS", "no"),
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"--config-path", environ.get("SYNAPSE_CONFIG_PATH", "/compiled/homeserver.yaml")]
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2018-02-03 20:18:36 +01:00
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2018-02-04 11:40:20 +01:00
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# Generate any missing shared secret
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for secret in ("SYNAPSE_REGISTRATION_SHARED_SECRET", "SYNAPSE_MACAROON_SECRET_KEY"):
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if secret not in environ:
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print("Generating a random secret for {}".format(secret))
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environ[secret] = os.urandom(32).encode("hex")
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2018-02-04 11:14:06 +01:00
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# In generate mode, generate a configuration, missing keys, then exit
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if mode == "generate":
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os.execv("/usr/local/bin/python", args + ["--generate-config"])
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2018-02-05 22:57:35 +01:00
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2018-02-04 11:14:06 +01:00
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# In normal mode, generate missing keys if any, then run synapse
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else:
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2018-02-05 22:57:35 +01:00
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# Parse the configuration file
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if "SYNAPSE_CONFIG_PATH" not in environ:
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if not os.path.exists("/compiled"): os.mkdir("/compiled")
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convert("/conf/homeserver.yaml", "/compiled/homeserver.yaml", environ)
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convert("/conf/log.config", "/compiled/%s.log.config" % environ.get("SYNAPSE_SERVER_NAME"), environ)
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# Generate missing keys and start synapse
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2018-02-04 11:14:06 +01:00
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subprocess.check_output(args + ["--generate-keys"])
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2018-02-04 23:19:08 +01:00
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subprocess.check_output(["chown", "-R", permissions, "/data"])
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os.execv("/sbin/su-exec", ["su-exec", permissions] + args)
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