mirror of
https://github.com/logos-messaging/logos-delivery.git
synced 2026-06-04 05:00:02 +00:00
77 lines
2.4 KiB
Nim
77 lines
2.4 KiB
Nim
import chronicles, chronos, results
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import waku/factory/waku
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import waku/messaging_client
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import waku/[requests/health_requests, waku_core, waku_node]
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import waku/node/delivery_service/send_service
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import waku/node/subscription_manager
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import libp2p/peerid
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import ../../tools/confutils/cli_args
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import ./[api_conf, types]
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export cli_args
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logScope:
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topics = "api"
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proc createNode*(conf: WakuNodeConf): Future[Result[Waku, string]] {.async.} =
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let wakuConf = conf.toWakuConf().valueOr:
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return err("Failed to handle the configuration: " & error)
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## We are not defining app callbacks at node creation
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let wakuRes = (await Waku.new(wakuConf)).valueOr:
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error "waku initialization failed", error = error
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return err("Failed setting up Waku: " & $error)
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return ok(wakuRes)
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proc checkApiAvailability(w: Waku): Result[void, string] =
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if w.isNil():
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return err("Waku node is not initialized")
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# TODO: Conciliate request-bouncing health checks here with unit testing.
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# (For now, better to just allow all sends and rely on retries.)
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return ok()
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proc subscribe*(
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w: Waku, contentTopic: ContentTopic
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): Future[Result[void, string]] {.async.} =
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?checkApiAvailability(w)
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return w.node.subscriptionManager.subscribe(contentTopic)
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proc unsubscribe*(w: Waku, contentTopic: ContentTopic): Result[void, string] =
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?checkApiAvailability(w)
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return w.node.subscriptionManager.unsubscribe(contentTopic)
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proc send*(
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w: Waku, envelope: MessageEnvelope
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): Future[Result[RequestId, string]] {.async.} =
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?checkApiAvailability(w)
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let isSubbed =
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w.node.subscriptionManager.isSubscribed(envelope.contentTopic).valueOr(false)
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if not isSubbed:
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info "Auto-subscribing to topic on send", contentTopic = envelope.contentTopic
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w.node.subscriptionManager.subscribe(envelope.contentTopic).isOkOr:
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warn "Failed to auto-subscribe", error = error
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return err("Failed to auto-subscribe before sending: " & error)
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let requestId = RequestId.new(w.rng)
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let deliveryTask = DeliveryTask.new(requestId, envelope, w.brokerCtx).valueOr:
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return err("API send: Failed to create delivery task: " & error)
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info "API send: scheduling delivery task",
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requestId = $requestId,
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pubsubTopic = deliveryTask.pubsubTopic,
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contentTopic = deliveryTask.msg.contentTopic,
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msgHash = deliveryTask.msgHash.to0xHex(),
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myPeerId = w.node.peerId()
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asyncSpawn w.messagingClient.sendService.send(deliveryTask)
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return ok(requestId)
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