logos-messaging/logos-messaging-nim
1
0
Fork 0
mirror of https://github.com/logos-messaging/logos-messaging-nim.git synced 2026-07-09 17:59:27 +00:00
Code Issues Packages Projects Releases Wiki Activity

fix: handle on-chain RPC errors gracefully during RLN setup (#4008)

Browse Source
This commit is contained in:
Darshan 2026-07-01 11:48:32 +05:30 committed by GitHub
parent 82dcada1b5
commit 440bd01cd8
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 20 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
logos_delivery/waku/rln/group_manager/on_chain/rpc_wrapper.nim
View File

@ -68,9 +68,22 @@ proc sendEthCallWithoutParams*(
tx.data = Opt.some(byteutils.hexToSeqByte(dataSignature))
tx.chainId = Opt.some(chainId)
let resultBytes = await ethRpc.provider.eth_call(tx, "latest")
# A revert / rate-limit / dropped connection raises here; return err so RLN
# setup fails gracefully instead of crashing the node.
let resultBytes =
try:
await ethRpc.provider.eth_call(tx, "latest")
except CatchableError as e:
return err("eth_call failed for " & functionSignature & ": " & e.msg)
if resultBytes.len == 0:
return err("No result returned for function call: " & functionSignature)
# UInt256.fromBytesBE panics (Defect) on < 32 bytes; reject short responses.
if resultBytes.len != 32:
return err(
"Unexpected result length (" & $resultBytes.len & " bytes) for function call: " &
functionSignature
)
return ok(UInt256.fromBytesBE(resultBytes))
proc sendEthCallWithParams*(
@ -94,5 +107,10 @@ proc sendEthCallWithParams*(
tx.data = Opt.some(callData)
tx.chainId = Opt.some(chainId)
let resultBytes = await ethRpc.provider.eth_call(tx, "latest")
let resultBytes =
try:
await ethRpc.provider.eth_call(tx, "latest")
except CatchableError as e:
return err("eth_call failed for " & functionSignature & ": " & e.msg)
return ok(resultBytes)