Fabiana Cecin f833ded209
Clean separation between ReliableChannelManager, MessagingClient, and kernel/core (#3918)
* Convert DeliveryService into optionally mountable MessagingClient
* Move SubscriptionManager to core layer (WakuNode)
* Ensure libwaku kernel_api/ still works (deprecated; removal pending)
* Create node_types.nim to allow WakuNode to compose subsystems cleanly
* Create node_telemetry.nim to centralize Prometheus types
* Remove unnecessary "ptr Waku" / "addr waku" indirection
* Rename Waku.startWaku -> Waku.start for upcoming Waku rename
* Write complete proc surface for SubscriptionManager (all intents expressible)
* Rename edgeFilterHealthLoop -> edgeFilterConnectionLoop ("Health" means monitoring)
* logosdelivery_start_node calls mountMessagingClient then starts
* libwaku and wakunode2 do not mount messagingClient
* Improve edge filter peer cleanup on disconnect
* misc refactors/moves, improvements, fixes

Co-authored-by: Ivan FB <128452529+Ivansete-status@users.noreply.github.com>
2026-06-04 15:53:27 -03:00

54 lines
1.6 KiB
Nim

import chronicles, chronos, results
import waku/factory/waku
import waku/messaging_client
import waku/[requests/health_requests, waku_core, waku_node]
import waku/node/delivery_service/send_service
import waku/node/subscription_manager
import libp2p/peerid
import ../../tools/confutils/cli_args
import ./[api_conf, types]
export cli_args
logScope:
topics = "api"
proc createNode*(conf: WakuNodeConf): Future[Result[Waku, string]] {.async.} =
let wakuConf = conf.toWakuConf().valueOr:
return err("Failed to handle the configuration: " & error)
## We are not defining app callbacks at node creation
let wakuRes = (await Waku.new(wakuConf)).valueOr:
error "waku initialization failed", error = error
return err("Failed setting up Waku: " & $error)
return ok(wakuRes)
proc checkApiAvailability(w: Waku): Result[void, string] =
if w.isNil():
return err("Waku node is not initialized")
# TODO: Conciliate request-bouncing health checks here with unit testing.
# (For now, better to just allow all sends and rely on retries.)
return ok()
proc subscribe*(
w: Waku, contentTopic: ContentTopic
): Future[Result[void, string]] {.async.} =
?checkApiAvailability(w)
return w.node.subscriptionManager.subscribe(contentTopic)
proc unsubscribe*(w: Waku, contentTopic: ContentTopic): Result[void, string] =
?checkApiAvailability(w)
return w.node.subscriptionManager.unsubscribe(contentTopic)
proc send*(
w: Waku, envelope: MessageEnvelope
): Future[Result[RequestId, string]] {.async.} =
?checkApiAvailability(w)
return await w.messagingClient.send(envelope)