2015-10-04 19:40:12 +00:00
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from __future__ import print_function
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from twisted.internet import reactor, endpoints
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from twisted.application import service, internet
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from twisted.web import server, static, resource
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from ..util.endpoint_service import ServerEndpointService
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from .. import __version__
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from ..database import get_db
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2015-10-04 19:46:09 +00:00
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from .relay_server import Relay
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2015-10-04 19:40:12 +00:00
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from .transit_server import Transit
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SECONDS = 1.0
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MINUTE = 60*SECONDS
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HOUR = 60*MINUTE
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EXPIRATION_CHECK_PERIOD = 2*HOUR
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class Root(resource.Resource):
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# child_FOO is a nevow thing, not a twisted.web.resource thing
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def __init__(self):
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resource.Resource.__init__(self)
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self.putChild(b"", static.Data(b"Wormhole Relay\n", "text/plain"))
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class RelayServer(service.MultiService):
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def __init__(self, relayport, transitport, advertise_version,
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db_url=":memory:"):
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service.MultiService.__init__(self)
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self.db = get_db(db_url)
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welcome = {
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"current_version": __version__,
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# adding .motd will cause all clients to display the message,
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# then keep running normally
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#"motd": "Welcome to the public relay.\nPlease enjoy this service.",
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#
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# adding .error will cause all clients to fail, with this message
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#"error": "This server has been disabled, see URL for details.",
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}
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if advertise_version:
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welcome["current_version"] = advertise_version
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self.root = Root()
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site = server.Site(self.root)
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r = endpoints.serverFromString(reactor, relayport)
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self.relayport_service = ServerEndpointService(r, site)
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self.relayport_service.setServiceParent(self)
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self.relay = Relay(self.db, welcome) # accessible from tests
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self.root.putChild(b"wormhole-relay", self.relay)
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t = internet.TimerService(EXPIRATION_CHECK_PERIOD,
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self.relay.prune_old_channels)
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t.setServiceParent(self)
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if transitport:
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self.transit = Transit()
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self.transit.setServiceParent(self) # for the timer
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t = endpoints.serverFromString(reactor, transitport)
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self.transport_service = ServerEndpointService(t, self.transit)
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self.transport_service.setServiceParent(self)
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