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Tests: - Initial setup of coturn succeeds - Configuration file is created and required configuration is set. - Coturn is restarted - Coturn configuration is shown on app page. - Changing the domain succeeds and coturn configuration reflects the new domain. Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org> Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
92 lines
2.6 KiB
Python
92 lines
2.6 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""Configuration helper for Coturn daemon."""
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import pathlib
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import random
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import shutil
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import string
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import augeas
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from plinth import action_utils
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from plinth.actions import privileged
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CONFIG_FILE = pathlib.Path('/etc/coturn/freedombox.conf')
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def _key_path(key):
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"""Return the augeas path for a key."""
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return '/files' + str(CONFIG_FILE) + '/' + key
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@privileged
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def setup():
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"""Setup Coturn server."""
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CONFIG_FILE.parent.mkdir(exist_ok=True)
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if not CONFIG_FILE.exists():
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CONFIG_FILE.touch(0o640)
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shutil.chown(CONFIG_FILE, group='turnserver')
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action_utils.service_daemon_reload()
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aug = augeas_load()
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# XXX: Should we set external-ip
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aug.set(_key_path('min-port'), '49152')
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aug.set(_key_path('max-port'), '50175')
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aug.set(_key_path('use-auth-secret'), 'true')
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if not aug.get(_key_path('static-auth-secret')):
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secret = ''.join(
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random.choice(string.ascii_letters + string.digits)
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for _ in range(64))
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aug.set(_key_path('static-auth-secret'), secret)
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aug.set(_key_path('cert'), '/etc/coturn/certs/cert.pem')
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aug.set(_key_path('pkey'), '/etc/coturn/certs/pkey.pem')
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aug.set(_key_path('no-tlsv1'), 'true')
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aug.set(_key_path('no-tlsv1_1'), 'true')
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aug.set(_key_path('no-cli'), 'true')
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aug.set(_key_path('listening-ip[1]'), '::')
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# Keep ::1 because at least two IP addresses of same class are needed for
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# enabling alternate port (port + 1). This is in turn needed for NAT
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# Behavior Discovery (RFC 5780).
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aug.set(_key_path('listening-ip[2]'), '::1')
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aug.save()
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action_utils.service_try_restart('coturn')
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@privileged
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def get_config() -> dict[str, str]:
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"""Return the current configuration."""
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aug = augeas_load()
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config = {
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'static_auth_secret': aug.get(_key_path('static-auth-secret')),
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'realm': aug.get(_key_path('realm')),
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}
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return config
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@privileged
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def set_domain(domain_name: str):
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"""Set the TLS domain.
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This value is usually not stored. So, set realm value even though it is not
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needed to set realm for REST API based authentication.
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"""
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aug = augeas_load()
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aug.set(_key_path('realm'), domain_name)
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aug.save()
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def augeas_load():
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"""Initialize Augeas."""
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aug = augeas.Augeas(flags=augeas.Augeas.NO_LOAD +
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augeas.Augeas.NO_MODL_AUTOLOAD)
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aug.set('/augeas/load/Simplevars/lens', 'Simplevars.lns')
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aug.set('/augeas/load/Simplevars/incl[last() + 1]', str(CONFIG_FILE))
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aug.load()
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return aug
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