nimbus-eth2/beacon_chain/rpc/rest_debug_api.nim

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import std/sequtils
import chronicles
import ".."/[version, beacon_node_common],
".."/spec/forks,
"."/rest_utils
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logScope: topics = "rest_debug"
proc installDebugApiHandlers*(router: var RestRouter, node: BeaconNode) =
# https://ethereum.github.io/beacon-APIs/#/Debug/getState
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router.api(MethodGet,
"/api/eth/v1/debug/beacon/states/{state_id}") do (
state_id: StateIdent) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
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return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
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return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
let contentType =
block:
let res = preferredContentType("application/octet-stream",
"application/json")
if res.isErr():
return RestApiResponse.jsonError(Http406, ContentNotAcceptableError)
res.get()
node.withStateForBlockSlot(bslot):
return
case stateData.data.beaconStateFork
of BeaconStateFork.forkPhase0:
case contentType
of "application/octet-stream":
RestApiResponse.sszResponse(stateData.data.hbsPhase0.data)
of "application/json":
RestApiResponse.jsonResponse(stateData.data.hbsPhase0.data)
else:
RestApiResponse.jsonError(Http500, InvalidAcceptError)
of BeaconStateFork.forkAltair:
RestApiResponse.jsonError(Http404, StateNotFoundError)
return RestApiResponse.jsonError(Http404, StateNotFoundError)
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# https://ethereum.github.io/beacon-APIs/#/Debug/getStateV2
router.api(MethodGet,
"/api/eth/v2/debug/beacon/states/{state_id}") do (
state_id: StateIdent) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
let contentType =
block:
let res = preferredContentType("application/octet-stream",
"application/json")
if res.isErr():
return RestApiResponse.jsonError(Http406, ContentNotAcceptableError)
res.get()
node.withStateForBlockSlot(bslot):
return
case contentType
of "application/json":
RestApiResponse.jsonResponsePlain(
ForkedBeaconState.init(stateData.data))
of "application/octet-stream":
case stateData.data.beaconStateFork
of BeaconStateFork.forkPhase0:
RestApiResponse.sszResponse(stateData.data.hbsPhase0.data)
of BeaconStateFork.forkAltair:
RestApiResponse.sszResponse(stateData.data.hbsAltair.data)
else:
RestApiResponse.jsonError(Http500, InvalidAcceptError)
return RestApiResponse.jsonError(Http404, StateNotFoundError)
# https://ethereum.github.io/beacon-APIs/#/Debug/getDebugChainHeads
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router.api(MethodGet,
"/api/eth/v1/debug/beacon/heads") do () -> RestApiResponse:
return RestApiResponse.jsonResponse(
node.dag.heads.mapIt((root: it.root, slot: it.slot))
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)
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router.redirect(
MethodGet,
"/eth/v1/debug/beacon/states/{state_id}",
"/api/eth/v1/debug/beacon/states/{state_id}"
)
router.redirect(
MethodGet,
"/eth/v2/debug/beacon/states/{state_id}",
"/api/eth/v2/debug/beacon/states/{state_id}"
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)
router.redirect(
MethodGet,
"/eth/v1/debug/beacon/heads",
"/api/eth/v1/debug/beacon/heads"
)