nwaku/waku/node/v2/rpc/wakurpc.nim

48 lines
1.8 KiB
Nim

import
json_rpc/rpcserver, options,
eth/[common, rlp, keys, p2p],
../../../protocol/v2/waku_relay,
nimcrypto/[sysrand, hmac, sha2],
../waku_types
# Instead of using rlpx waku_protocol here, lets do mock waku2_protocol
# This should wrap GossipSub, not use EthereumNode here
# In Waku0/1 we use node.protocolState(Waku) a lot to get information
# Also keys to get priate key, etc
# Where is the equivalent in Waku/2?
# TODO: Extend to get access to protocol state and keys
#proc setupWakuRPC*(node: EthereumNode, keys: KeyStorage, rpcsrv: RpcServer) =
# TODO This should probably take node, not wakuRelayProto
proc setupWakuRPC*(wakuRelayProto: WakuRelayProto, rpcsrv: RpcServer) =
# Seems easy enough, lets try to get this first
rpcsrv.rpc("waku_version") do() -> string:
## Returns string of the current Waku protocol version.
result = WakuRelayCodec
# TODO: Implement symkey etc logic
rpcsrv.rpc("waku_publish") do(topic: string, message: seq[byte]) -> bool:
# Assumes someone subscribing on this topic
#let wakuSub = wakuRelayProto.switch.pubsub
let wakuSub = cast[WakuRelay](wakuRelayProto.switch.pubSub.get())
# XXX also future return type
discard wakuSub.publish(topic, message)
return true
#if not result:
# raise newException(ValueError, "Message could not be posted")
# TODO: Handler / Identifier logic
rpcsrv.rpc("waku_subscribe") do(topic: string) -> bool:
let wakuSub = cast[WakuRelay](wakuRelayProto.switch.pubSub.get())
# XXX: Hacky in-line handler
proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
info "Hit subscribe handler", topic=topic, data=data
discard wakuSub.subscribe(topic, handler)
return true
#if not result:
# raise newException(ValueError, "Message could not be posted")