95 lines
3.3 KiB
Nim
95 lines
3.3 KiB
Nim
# Nimbus
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# Copyright (c) 2021 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.push raises: [Defect].}
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import
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confutils, confutils/std/net, chronicles, chronicles/topics_registry,
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chronos, metrics, metrics/chronos_httpserver, json_rpc/clients/httpclient,
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json_rpc/rpcproxy,
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eth/keys, eth/net/nat,
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eth/p2p/discoveryv5/protocol as discv5_protocol,
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./conf, ./rpc/[eth_api, bridge_client, discovery_api],
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./network/state/[portal_network, content]
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proc initializeBridgeClient(maybeUri: Option[string]): Option[BridgeClient] =
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try:
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if (maybeUri.isSome()):
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let uri = maybeUri.unsafeGet()
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# TODO: Add possiblity to start client on differnt transports based on uri.
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let httpClient = newRpcHttpClient()
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waitFor httpClient.connect(uri)
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notice "Initialized bridge client:", uri = uri
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return some[BridgeClient](httpClient)
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else:
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return none(BridgeClient)
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except CatchableError as err:
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notice "Failed to initialize bridge client", error = err.msg
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return none(BridgeClient)
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proc run(config: PortalConf) {.raises: [CatchableError, Defect].} =
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let
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rng = newRng()
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bindIp = config.listenAddress
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udpPort = Port(config.udpPort)
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# TODO: allow for no TCP port mapping!
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(extIp, _, extUdpPort) =
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try: setupAddress(config.nat,
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config.listenAddress, udpPort, udpPort, "dcli")
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except CatchableError as exc: raise exc
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# TODO: Ideally we don't have the Exception here
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except Exception as exc: raiseAssert exc.msg
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let d = newProtocol(config.nodeKey,
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extIp, none(Port), extUdpPort,
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bootstrapRecords = config.bootnodes,
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bindIp = bindIp, bindPort = udpPort,
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enrAutoUpdate = config.enrAutoUpdate,
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rng = rng)
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d.open()
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let portal = PortalNetwork.new(d, newEmptyInMemoryStorage())
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if config.metricsEnabled:
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let
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address = config.metricsAddress
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port = config.metricsPort
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notice "Starting metrics HTTP server",
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url = "http://" & $address & ":" & $port & "/metrics"
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try:
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chronos_httpserver.startMetricsHttpServer($address, port)
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except CatchableError as exc: raise exc
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# TODO: Ideally we don't have the Exception here
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except Exception as exc: raiseAssert exc.msg
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if config.rpcEnabled:
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let ta = initTAddress(config.rpcAddress, config.rpcPort)
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var rpcHttpServerWithProxy = RpcProxy.new([ta], config.proxyUri)
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rpcHttpServerWithProxy.installEthApiHandlers()
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rpcHttpServerWithProxy.installDiscoveryApiHandlers(d)
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# TODO for now we can only proxy to local node (or remote one without ssl) to make it possible
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# to call infura https://github.com/status-im/nim-json-rpc/pull/101 needs to get merged for http client to support https/
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waitFor rpcHttpServerWithProxy.start()
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let bridgeClient = initializeBridgeClient(config.bridgeUri)
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d.start()
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portal.start()
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runForever()
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when isMainModule:
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{.pop.}
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let config = PortalConf.load()
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{.push raises: [Defect].}
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setLogLevel(config.logLevel)
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case config.cmd
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of noCommand: run(config)
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