nimbus-eth2/beacon_chain/rpc/rest_nimbus_api.nim

387 lines
12 KiB
Nim

# Copyright (c) 2018-2021 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
import
std/[sequtils],
stew/results,
chronicles,
libp2p/[multiaddress, multicodec, peerstore],
libp2p/protocols/pubsub/pubsubpeer,
./rest_utils,
../eth1/eth1_monitor,
../validators/validator_duties,
../spec/forks,
../beacon_node, ../nimbus_binary_common
export rest_utils
when defined(chronosFutureTracking):
import stew/base10
logScope: topics = "rest_nimbusapi"
type
RestPeerInfo* = object
peerId*: string
addrs*: seq[string]
protocols*: seq[string]
protoVersion*: string
agentVersion*: string
RestPeerInfoTuple* = tuple
peerId: string
addrs: seq[string]
protocols: seq[string]
protoVersion: string
agentVersion: string
RestSimplePeer* = object
info*: RestPeerInfo
connectionState*: string
score*: int
RestFutureInfo* = object
id*: string
child_id*: string
procname*: string
filename*: string
line*: int
state*: string
RestPubSubPeer* = object
peerId*: PeerID
score*: float64
iWantBudget*: int
iHaveBudget*: int
outbound*: bool
appScore*: float64
behaviourPenalty*: float64
sendConnAvail*: bool
closed*: bool
atEof*: bool
address*: string
backoff*: string
agent*: string
RestPeerStats* = object
peerId*: PeerID
null*: bool
connected*: bool
expire*: string
score*: float64
RestPeerStatus* = object
peerId*: PeerID
connected*: bool
proc toInfo(node: BeaconNode, peerId: PeerId): RestPeerInfo =
RestPeerInfo(
peerId: $peerId,
addrs: node.network.switch.peerStore.addressBook.get(peerId).toSeq().mapIt($it),
protocols: node.network.switch.peerStore.protoBook.get(peerId).toSeq(),
protoVersion: node.network.switch.peerStore.protoVersionBook.get(peerId),
agentVersion: node.network.switch.peerStore.agentBook.get(peerId)
)
proc toNode(v: PubSubPeer, backoff: Moment): RestPubSubPeer =
RestPubSubPeer(
peerId: v.peerId,
score: v.score,
iWantBudget: v.iWantBudget,
iHaveBudget: v.iHaveBudget,
outbound: v.outbound,
appScore: v.appScore,
behaviourPenalty: v.behaviourPenalty,
sendConnAvail: v.sendConn != nil,
closed: v.sendConn != nil and v.sendConn.closed,
atEof: v.sendConn != nil and v.sendConn.atEof,
address:
if v.address.isSome():
$v.address.get()
else:
"<no address>",
backoff: $(backoff - Moment.now()),
agent:
when defined(libp2p_agents_metrics):
v.shortAgent
else:
"unknown"
)
proc installNimbusApiHandlers*(router: var RestRouter, node: BeaconNode) =
router.api(MethodGet, "/nimbus/v1/beacon/head") do () -> RestApiResponse:
return RestApiResponse.jsonResponse(node.dag.head.slot)
router.api(MethodGet, "/nimbus/v1/chain/head") do() -> RestApiResponse:
let
head = node.dag.head
finalized = getStateField(node.dag.headState, finalized_checkpoint)
justified =
getStateField(node.dag.headState, current_justified_checkpoint)
return RestApiResponse.jsonResponse(
(
head_slot: head.slot,
head_block_root: head.root.data.toHex(),
finalized_slot: finalized.epoch * SLOTS_PER_EPOCH,
finalized_block_root: finalized.root.data.toHex(),
justified_slot: justified.epoch * SLOTS_PER_EPOCH,
justified_block_root: justified.root.data.toHex()
)
)
router.api(MethodGet, "/nimbus/v1/syncmanager/status") do (
) -> RestApiResponse:
return RestApiResponse.jsonResponse(node.syncManager.inProgress)
router.api(MethodGet, "/nimbus/v1/node/peerid") do (
) -> RestApiResponse:
return RestApiResponse.jsonResponse((peerid: $node.network.peerId()))
router.api(MethodGet, "/nimbus/v1/node/version") do (
) -> RestApiResponse:
return RestApiResponse.jsonResponse((version: "Nimbus/" & fullVersionStr))
router.api(MethodGet, "/nimbus/v1/network/ids") do (
) -> RestApiResponse:
var res: seq[PeerID]
for peerId, peer in node.network.peerPool:
res.add(peerId)
return RestApiResponse.jsonResponse((peerids: res))
router.api(MethodGet, "/nimbus/v1/network/peers") do (
) -> RestApiResponse:
var res: seq[RestSimplePeer]
for id, peer in node.network.peerPool:
res.add(
RestSimplePeer(
info: toInfo(node, id),
connectionState: $peer.connectionState,
score: peer.score
)
)
return RestApiResponse.jsonResponse((peers: res))
router.api(MethodPost, "/nimbus/v1/graffiti") do (
contentBody: Option[ContentBody]) -> RestApiResponse:
if contentBody.isNone:
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
template setGraffitiAux(node: BeaconNode, graffitiStr: string): RestApiResponse =
node.graffitiBytes = try:
GraffitiBytes.init(graffitiStr)
except CatchableError as err:
return RestApiResponse.jsonError(Http400, InvalidGraffitiBytesValue,
err.msg)
RestApiResponse.jsonResponse((result: true))
case contentBody.get.contentType
of "application/json":
let graffitiBytes = decodeBody(GraffitiBytes, contentBody.get)
if graffitiBytes.isErr:
return RestApiResponse.jsonError(Http400, InvalidGraffitiBytesValue,
$graffitiBytes.error)
node.graffitiBytes = graffitiBytes.get
return RestApiResponse.jsonResponse((result: true))
of "text/plain":
return node.setGraffitiAux contentBody.get.strData
of "application/x-www-form-urlencoded":
return node.setGraffitiAux decodeUrl(contentBody.get.strData)
else:
return RestApiResponse.jsonError(Http400, "Unsupported content type: " &
$contentBody.get.contentType)
router.api(MethodGet, "/nimbus/v1/graffiti") do (
) -> RestApiResponse:
return RestApiResponse.jsonResponse(node.graffitiBytes)
router.api(MethodPost, "/nimbus/v1/chronicles/settings") do (
log_level: Option[string]) -> RestApiResponse:
if log_level.isSome():
let level =
block:
let res = log_level.get()
if res.isErr():
return RestApiResponse.jsonError(Http400, InvalidLogLevelValueError,
$res.error())
res.get()
{.gcsafe.}:
updateLogLevel(level)
return RestApiResponse.jsonResponse((result: true))
router.api(MethodGet, "/nimbus/v1/eth1/chain") do (
) -> RestApiResponse:
let res =
if not(isNil(node.eth1Monitor)):
mapIt(node.eth1Monitor.depositChainBlocks, it)
else:
@[]
return RestApiResponse.jsonResponse(res)
router.api(MethodGet, "/nimbus/v1/eth1/proposal_data") do (
) -> RestApiResponse:
let wallSlot = node.beaconClock.now.slotOrZero
let head =
block:
let res = node.getSyncedHead(wallSlot)
if res.isErr():
return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
res.get()
let proposalState = assignClone(node.dag.headState)
node.dag.withUpdatedState(
proposalState[],
head.atSlot(wallSlot).toBlockSlotId().expect("not nil")):
return RestApiResponse.jsonResponse(
node.getBlockProposalEth1Data(state))
do:
return RestApiResponse.jsonError(Http400, PrunedStateError)
router.api(MethodGet, "/nimbus/v1/debug/chronos/futures") do (
) -> RestApiResponse:
when defined(chronosFutureTracking):
var res: seq[RestFutureInfo]
for item in pendingFutures():
let loc = item.location[LocCreateIndex][]
let futureId = Base10.toString(item.id)
let childId =
if isNil(item.child): ""
else: Base10.toString(item.child.id)
res.add(
RestFutureInfo(
id: futureId,
child_id: childId,
procname: $loc.procedure,
filename: $loc.file,
line: loc.line,
state: $item.state
)
)
return RestApiResponse.jsonResponse(res)
else:
return RestApiResponse.jsonError(Http503,
"Compile with '-d:chronosFutureTracking' to get this request working")
router.api(MethodGet, "/nimbus/v1/debug/gossip/peers") do (
) -> RestApiResponse:
let gossipPeers =
block:
var res: seq[tuple[topic: string, peers: seq[RestPubSubPeer]]]
for topic, v in node.network.pubsub.gossipsub:
var peers: seq[RestPubSubPeer]
let backoff = node.network.pubsub.backingOff.getOrDefault(topic)
for peer in v:
peers.add(peer.toNode(backOff.getOrDefault(peer.peerId)))
res.add((topic: topic, peers: peers))
res
let meshPeers =
block:
var res: seq[tuple[topic: string, peers: seq[RestPubSubPeer]]]
for topic, v in node.network.pubsub.mesh:
var peers: seq[RestPubSubPeer]
let backoff = node.network.pubsub.backingOff.getOrDefault(topic)
for peer in v:
peers.add(peer.toNode(backOff.getOrDefault(peer.peerId)))
res.add((topic: topic, peers: peers))
res
let colocationPeers =
block:
var res: seq[tuple[address: string, peerids: seq[PeerID]]]
for k, v in node.network.pubsub.peersInIP:
var peerids: seq[PeerID]
for id in v:
peerids.add(id)
res.add(($k, peerids))
res
let peerStats =
block:
var stats: seq[RestPeerStats]
for peerId, pstats in node.network.pubsub.peerStats:
let peer = node.network.pubsub.peers.getOrDefault(peerId)
stats.add(
RestPeerStats(
peerId: peerId,
null: isNil(peer),
connected: if isNil(peer): false else: peer.connected(),
expire: $(pstats.expire - Moment.now()),
score: pstats.score
)
)
stats
let allPeers =
block:
var peers: seq[RestPeerStatus]
for peerId, peer in node.network.pubsub.peers:
peers.add(RestPeerStatus(peerId: peerId, connected: peer.connected))
peers
return RestApiResponse.jsonResponse(
(
gossip_peers: gossipPeers,
mesh_peers: meshPeers,
colocation_peers: colocationPeers,
peer_stats: peerStats,
all_peers: allPeers
)
)
# Legacy URLS - Nimbus <= 1.5.5 used to expose the REST API with an additional
# `/api` path component
router.redirect(
MethodGet,
"/api/nimbus/v1/beacon/head",
"/nimbus/v1/beacon/head")
router.redirect(
MethodGet,
"/api/nimbus/v1/chain/head",
"/nimbus/v1/chain/head")
router.redirect(
MethodGet,
"/api/nimbus/v1/syncmanager/status",
"/nimbus/v1/syncmanager/status")
router.redirect(
MethodGet,
"/api/nimbus/v1/node/peerid",
"/nimbus/v1/node/peerid")
router.redirect(
MethodGet,
"/api/nimbus/v1/node/version",
"/nimbus/v1/node/version")
router.redirect(
MethodGet,
"/api/nimbus/v1/network/ids",
"/nimbus/v1/network/ids")
router.redirect(
MethodGet,
"/api/nimbus/v1/network/peers",
"/nimbus/v1/network/peers")
router.redirect(
MethodPost,
"/api/nimbus/v1/graffiti",
"/nimbus/v1/graffiti")
router.redirect(
MethodGet,
"/api/nimbus/v1/graffiti",
"/nimbus/v1/graffiti")
router.redirect(
MethodPost,
"/api/nimbus/v1/chronicles/settings",
"/nimbus/v1/chronicles/settings")
router.redirect(
MethodGet,
"/api/nimbus/v1/eth1/chain",
"/nimbus/v1/eth1/chain")
router.redirect(
MethodGet,
"/api/nimbus/v1/eth1/proposal_data",
"/nimbus/v1/eth1/proposal_data")
router.redirect(
MethodGet,
"/api/nimbus/v1/debug/chronos/futures",
"/nimbus/v1/debug/chronos/futures")
router.redirect(
MethodGet,
"/api/nimbus/v1/debug/gossip/peers",
"/nimbus/v1/debug/gossip/peers")