logos-delivery/library/kernel_api/peer_manager_api.nim
Fabiana Cecin 549834203d
Bump to nim-libp2p 2.0.0
* bump libp2p pin to release/v2.0.0 (c43199378)
* pin nimble.lock: lsquic/websock/boringssl/protobuf_serialization/npeg/jwt
* add libp2p_mix dep and point libp2p/protocols/mix -> libp2p_mix
* migrate rng to libp2p Rng type (prod, channels, noise, tests)
* noise: take Rng, extract bearSslDrbg internally
* waku_switch: TransportConfig factory; withMaxInOut; local MaxConnections
* waku_relay/rendezvous/discv5/kademlia: v2.0.0 API (rng, config, ServiceDiscovery)
* tests: newStandardSwitch shim; PeerId.random(rng); common.rng()/crypto.newRng()
* drop libp2p/utils/semaphore (use chronos AsyncSemaphore)
* add waku/compat/option_valueor shim where needed
* add std/options where transitive re-export dropped
2026-06-02 15:42:58 -03:00

125 lines
3.9 KiB
Nim

import waku/compat/option_valueor
import std/[sequtils, strutils, tables]
import chronicles, chronos, results, options, json, ffi
import waku/factory/waku, waku/node/waku_node, waku/node/peer_manager, ../declare_lib
type PeerInfo = object
protocols: seq[string]
addresses: seq[string]
proc waku_get_peerids_from_peerstore(
ctx: ptr FFIContext[Waku], callback: FFICallBack, userData: pointer
) {.ffi.} =
## returns a comma-separated string of peerIDs
let peerIDs =
ctx.myLib[].node.peerManager.switch.peerStore.peers().mapIt($it.peerId).join(",")
return ok(peerIDs)
proc waku_connect(
ctx: ptr FFIContext[Waku],
callback: FFICallBack,
userData: pointer,
peerMultiAddr: cstring,
timeoutMs: cuint,
) {.ffi.} =
let peers = ($peerMultiAddr).split(",").mapIt(strip(it))
await ctx.myLib[].node.connectToNodes(peers, source = "static")
return ok("")
proc waku_disconnect_peer_by_id(
ctx: ptr FFIContext[Waku], callback: FFICallBack, userData: pointer, peerId: cstring
) {.ffi.} =
let pId = PeerId.init($peerId).valueOr:
error "DISCONNECT_PEER_BY_ID failed", error = $error
return err($error)
await ctx.myLib[].node.peerManager.disconnectNode(pId)
return ok("")
proc waku_disconnect_all_peers(
ctx: ptr FFIContext[Waku], callback: FFICallBack, userData: pointer
) {.ffi.} =
await ctx.myLib[].node.peerManager.disconnectAllPeers()
return ok("")
proc waku_dial_peer(
ctx: ptr FFIContext[Waku],
callback: FFICallBack,
userData: pointer,
peerMultiAddr: cstring,
protocol: cstring,
timeoutMs: cuint,
) {.ffi.} =
let remotePeerInfo = parsePeerInfo($peerMultiAddr).valueOr:
error "DIAL_PEER failed", error = $error
return err($error)
let conn = await ctx.myLib[].node.peerManager.dialPeer(remotePeerInfo, $protocol)
if conn.isNone():
let msg = "failed dialing peer"
error "DIAL_PEER failed", error = msg, peerId = $remotePeerInfo.peerId
return err(msg)
return ok("")
proc waku_dial_peer_by_id(
ctx: ptr FFIContext[Waku],
callback: FFICallBack,
userData: pointer,
peerId: cstring,
protocol: cstring,
timeoutMs: cuint,
) {.ffi.} =
let pId = PeerId.init($peerId).valueOr:
error "DIAL_PEER_BY_ID failed", error = $error
return err($error)
let conn = await ctx.myLib[].node.peerManager.dialPeer(pId, $protocol)
if conn.isNone():
let msg = "failed dialing peer"
error "DIAL_PEER_BY_ID failed", error = msg, peerId = $peerId
return err(msg)
return ok("")
proc waku_get_connected_peers_info(
ctx: ptr FFIContext[Waku], callback: FFICallBack, userData: pointer
) {.ffi.} =
## returns a JSON string mapping peerIDs to objects with protocols and addresses
var peersMap = initTable[string, PeerInfo]()
let peers = ctx.myLib[].node.peerManager.switch.peerStore.peers().filterIt(
it.connectedness == Connected
)
# Build a map of peer IDs to peer info objects
for peer in peers:
let peerIdStr = $peer.peerId
peersMap[peerIdStr] =
PeerInfo(protocols: peer.protocols, addresses: peer.addrs.mapIt($it))
# Convert the map to JSON string
let jsonObj = %*peersMap
let jsonStr = $jsonObj
return ok(jsonStr)
proc waku_get_connected_peers(
ctx: ptr FFIContext[Waku], callback: FFICallBack, userData: pointer
) {.ffi.} =
## returns a comma-separated string of peerIDs
let
(inPeerIds, outPeerIds) = ctx.myLib[].node.peerManager.connectedPeers()
connectedPeerids = concat(inPeerIds, outPeerIds)
return ok(connectedPeerids.mapIt($it).join(","))
proc waku_get_peerids_by_protocol(
ctx: ptr FFIContext[Waku],
callback: FFICallBack,
userData: pointer,
protocol: cstring,
) {.ffi.} =
## returns a comma-separated string of peerIDs that mount the given protocol
let connectedPeers = ctx.myLib[].node.peerManager.switch.peerStore
.peers($protocol)
.filterIt(it.connectedness == Connected)
.mapIt($it.peerId)
.join(",")
return ok(connectedPeers)