Debug module

debug_deleteChainSlice
Deletes a slice of a chain from the tree on all branches (Nethermind specific).
Invocation
{"method":"debug_deleteChainSlice","params":[startNumber]}
Parameter
Type
Description
startNumber
Quantity
​
Returned type
Description
Quantity
​
Example request of debug_deleteChainSlice
Example request of debug_deleteChainSlice
curl --data '{"method":"debug_deleteChainSlice","params":[startNumber],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
debug_getBlockRlp
Retrieves a block in the RLP-serialized form.
Invocation
{"method":"debug_getBlockRlp","params":[number]}
Parameter
Type
Description
number
Quantity
​
Returned type
Description
Data
​
Example request of debug_getBlockRlp
Example request of debug_getBlockRlp
curl --data '{"method":"debug_getBlockRlp","params":[number],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
​See also CLI debug.getBlockRlp​
debug_getBlockRlpByHash
Retrieves a block in the RLP-serialized form.
Invocation
{"method":"debug_getBlockRlpByHash","params":[hash]}
Parameter
Type
Description
hash
Hash
​
Returned type
Description
Data
​
Example request of debug_getBlockRlpByHash
Example request of debug_getBlockRlpByHash
curl --data '{"method":"debug_getBlockRlpByHash","params":[hash],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
​See also CLI debug.getBlockRlpByHash​
debug_getChainLevel
Retrieves a representation of tree branches on a given chain level (Nethermind specific).
Invocation
{"method":"debug_getChainLevel","params":[number]}
Parameter
Type
Description
number
Quantity
​
Returned type
Description
ChainLevelForRpc object
​
Example request of debug_getChainLevel
Objects in debug_getChainLevel
Example request of debug_getChainLevel
curl --data '{"method":"debug_getChainLevel","params":[number],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_getChainLevel
ChainLevelForRpc
Field name
Type
BlockInfos
BlockInfoForRpc[] object
HasBlockOnMainChain
Boolean
BlockInfoForRpc[]
Field name
Type
Length
Quantity
LongLength
Quantity
Rank
Quantity
SyncRoot
Object
IsReadOnly
Boolean
IsFixedSize
Boolean
IsSynchronized
Boolean
​See also CLI debug.getChainLevel​
debug_getConfigValue
Retrieves the Nethermind configuration value, e.g. JsonRpc.Enabled
Invocation
{"method":"debug_getConfigValue","params":[category, name]}
Parameter
Type
Description
category
String
​
name
String
​
Returned type
Description
Object
​
Example request of debug_getConfigValue
Example request of debug_getConfigValue
curl --data '{"method":"debug_getConfigValue","params":[category, name],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
debug_insertReceipts
Insert receipts for the block after verifying receipts root correctness.
Invocation
{"method":"debug_insertReceipts","params":[blockParameter, receiptForRpc]}
Parameter
Type
Description
blockParameter
BlockParameter object
​
receiptForRpc
ReceiptForRpc[] object
​
Returned type
Description
Boolean
​
Example request of debug_insertReceipts
Objects in debug_insertReceipts
Example request of debug_insertReceipts
curl --data '{"method":"debug_insertReceipts","params":[blockParameter, receiptForRpc],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_insertReceipts
BlockParameter
Field name
Type
Type
BlockParameterType object
BlockNumber
Quantity
BlockHash
Hash
RequireCanonical
Boolean
BlockParameterType
Quantity or String (latest, earliest, pending)
ReceiptForRpc[]
Field name
Type
Length
Quantity
LongLength
Quantity
Rank
Quantity
SyncRoot
Object
IsReadOnly
Boolean
IsFixedSize
Boolean
IsSynchronized
Boolean
debug_migrateReceipts
Sets the block number up to which receipts will be migrated to (Nethermind specific).
Invocation
{"method":"debug_migrateReceipts","params":[blockNumber]}
Parameter
Type
Description
blockNumber
Quantity
​
Returned type
Description
Boolean
​
Example request of debug_migrateReceipts
Example request of debug_migrateReceipts
curl --data '{"method":"debug_migrateReceipts","params":[blockNumber],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
​See also CLI debug.migrateReceipts​
debug_resetHead
Updates / resets head block - use only when the node got stuck due to DB / memory corruption (Nethermind specific).
Invocation
{"method":"debug_resetHead","params":[blockHash]}
Parameter
Type
Description
blockHash
Hash
​
Returned type
Description
Boolean
​
Example request of debug_resetHead
Example request of debug_resetHead
curl --data '{"method":"debug_resetHead","params":[blockHash],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
debug_traceBlock
Returns a full stack trace of all invoked opcodes of all transaction that were included included in this block. The parent of this block must be present or it will fail.
Invocation
{"method":"debug_traceBlock","params":[blockRlp, options]}
Parameter
Type
Description
blockRlp
Data
​
options
GethTraceOptions object
​
Returned type
Description
GethLikeTxTrace object
​
Example request of debug_traceBlock
Objects in debug_traceBlock
Example request of debug_traceBlock
curl --data '{"method":"debug_traceBlock","params":[blockRlp, options],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_traceBlock
GethTraceOptions
Field name
Type
DisableStorage
Boolean
DisableMemory
Boolean
DisableStack
Boolean
Tracer
String
Timeout
String
GethLikeTxTrace
Field name
Type
StoragesByDepth
Array
Gas
Quantity
Failed
Boolean
ReturnValue
Data
Entries
Array
​See also CLI debug.traceBlock​
debug_traceBlockByHash
Invocation
{"method":"debug_traceBlockByHash","params":[blockHash, options]}
Parameter
Type
Description
blockHash
Hash
​
options
GethTraceOptions object
​
Returned type
Description
GethLikeTxTrace object
​
Example request of debug_traceBlockByHash
Objects in debug_traceBlockByHash
Example request of debug_traceBlockByHash
curl --data '{"method":"debug_traceBlockByHash","params":[blockHash, options],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_traceBlockByHash
GethTraceOptions
Field name
Type
DisableStorage
Boolean
DisableMemory
Boolean
DisableStack
Boolean
Tracer
String
Timeout
String
GethLikeTxTrace
Field name
Type
StoragesByDepth
Array
Gas
Quantity
Failed
Boolean
ReturnValue
Data
Entries
Array
​See also CLI debug.traceBlockByHash​
debug_traceBlockByNumber
Invocation
{"method":"debug_traceBlockByNumber","params":[number, options]}
Parameter
Type
Description
number
Quantity
​
options
GethTraceOptions object
​
Returned type
Description
GethLikeTxTrace object
​
Example request of debug_traceBlockByNumber
Objects in debug_traceBlockByNumber
Example request of debug_traceBlockByNumber
curl --data '{"method":"debug_traceBlockByNumber","params":[number, options],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_traceBlockByNumber
GethTraceOptions
Field name
Type
DisableStorage
Boolean
DisableMemory
Boolean
DisableStack
Boolean
Tracer
String
Timeout
String
GethLikeTxTrace
Field name
Type
StoragesByDepth
Array
Gas
Quantity
Failed
Boolean
ReturnValue
Data
Entries
Array
​See also CLI debug.traceBlockByNumber​
debug_traceTransaction
This method will attempt to run the transaction in the exact same manner as it was executed on the network. It will replay any transaction that may have been executed prior to this one before it will finally attempt to execute the transaction that corresponds to the given hash.
Invocation
{"method":"debug_traceTransaction","params":[transactionHash, options]}
Parameter
Type
Description
transactionHash
Hash
​
options
GethTraceOptions object
​
Returned type
Description
GethLikeTxTrace object
​
Example request of debug_traceTransaction
Objects in debug_traceTransaction
Example request of debug_traceTransaction
curl --data '{"method":"debug_traceTransaction","params":[transactionHash, options],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_traceTransaction
GethTraceOptions
Field name
Type
DisableStorage
Boolean
DisableMemory
Boolean
DisableStack
Boolean
Tracer
String
Timeout
String
GethLikeTxTrace
Field name
Type
StoragesByDepth
Array
Gas
Quantity
Failed
Boolean
ReturnValue
Data
Entries
Array
​See also CLI debug.traceTransaction​
debug_traceTransactionByBlockAndIndex
Invocation
{"method":"debug_traceTransactionByBlockAndIndex","params":[blockParameter, txIndex, options]}
Parameter
Type
Description
blockParameter
BlockParameter object
​
txIndex
Quantity
​
options
GethTraceOptions object
​
Returned type
Description
GethLikeTxTrace object
​
Example request of debug_traceTransactionByBlockAndIndex
Objects in debug_traceTransactionByBlockAndIndex
Example request of debug_traceTransactionByBlockAndIndex
curl --data '{"method":"debug_traceTransactionByBlockAndIndex","params":[blockParameter, txIndex, options],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_traceTransactionByBlockAndIndex
BlockParameter
Field name
Type
Type
BlockParameterType object
BlockNumber
Quantity
BlockHash
Hash
RequireCanonical
Boolean
BlockParameterType
Quantity or String (latest, earliest, pending)
GethTraceOptions
Field name
Type
DisableStorage
Boolean
DisableMemory
Boolean
DisableStack
Boolean
Tracer
String
Timeout
String
GethLikeTxTrace
Field name
Type
StoragesByDepth
Array
Gas
Quantity
Failed
Boolean
ReturnValue
Data
Entries
Array
​See also CLI debug.traceTransactionByBlockAndIndex​
debug_traceTransactionByBlockhashAndIndex
Invocation
{"method":"debug_traceTransactionByBlockhashAndIndex","params":[blockHash, txIndex, options]}
Parameter
Type
Description
blockHash
Hash
​
txIndex
Quantity
​
options
GethTraceOptions object
​
Returned type
Description
GethLikeTxTrace object
​
Example request of debug_traceTransactionByBlockhashAndIndex
Objects in debug_traceTransactionByBlockhashAndIndex
Example request of debug_traceTransactionByBlockhashAndIndex
curl --data '{"method":"debug_traceTransactionByBlockhashAndIndex","params":[blockHash, txIndex, options],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_traceTransactionByBlockhashAndIndex
GethTraceOptions
Field name
Type
DisableStorage
Boolean
DisableMemory
Boolean
DisableStack
Boolean
Tracer
String
Timeout
String
GethLikeTxTrace
Field name
Type
StoragesByDepth
Array
Gas
Quantity
Failed
Boolean
ReturnValue
Data
Entries
Array
​See also CLI debug.traceTransactionByBlockhashAndIndex​
debug_traceTransactionInBlockByHash
Invocation
{"method":"debug_traceTransactionInBlockByHash","params":[blockRlp, transactionHash, options]}
Parameter
Type
Description
blockRlp
Data
​
transactionHash
Hash
​
options
GethTraceOptions object
​
Returned type
Description
GethLikeTxTrace object
​
Example request of debug_traceTransactionInBlockByHash
Objects in debug_traceTransactionInBlockByHash
Example request of debug_traceTransactionInBlockByHash
curl --data '{"method":"debug_traceTransactionInBlockByHash","params":[blockRlp, transactionHash, options],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_traceTransactionInBlockByHash
GethTraceOptions
Field name
Type
DisableStorage
Boolean
DisableMemory
Boolean
DisableStack
Boolean
Tracer
String
Timeout
String
GethLikeTxTrace
Field name
Type
StoragesByDepth
Array
Gas
Quantity
Failed
Boolean
ReturnValue
Data
Entries
Array
​See also CLI debug.traceTransactionInBlockByHash​
debug_traceTransactionInBlockByIndex
Invocation
{"method":"debug_traceTransactionInBlockByIndex","params":[blockRlp, txIndex, options]}
Parameter
Type
Description
blockRlp
Data
​
txIndex
Quantity
​
options
GethTraceOptions object
​
Returned type
Description
GethLikeTxTrace object
​
Example request of debug_traceTransactionInBlockByIndex
Objects in debug_traceTransactionInBlockByIndex
Example request of debug_traceTransactionInBlockByIndex
curl --data '{"method":"debug_traceTransactionInBlockByIndex","params":[blockRlp, txIndex, options],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545
Objects in debug_traceTransactionInBlockByIndex
GethTraceOptions
Field name
Type
DisableStorage
Boolean
DisableMemory
Boolean
DisableStack
Boolean
Tracer
String
Timeout
String
GethLikeTxTrace
Field name
Type
StoragesByDepth
Array
Gas
Quantity
Failed
Boolean
ReturnValue
Data
Entries
Array
​See also CLI debug.traceTransactionInBlockByIndex​
Clique module
Eth module
Last updated 4 weeks ago
Field name	Type
BlockInfos	`BlockInfoForRpc[] object`
HasBlockOnMainChain	`Boolean`
Field name	Type
Length	`Quantity`
LongLength	`Quantity`
Rank	`Quantity`
SyncRoot	`Object`
IsReadOnly	`Boolean`
IsFixedSize	`Boolean`
IsSynchronized	`Boolean`
Parameter	Type	Description
blockParameter	`BlockParameter object`
receiptForRpc	`ReceiptForRpc[] object`
Field name	Type
DisableStorage	`Boolean`
DisableMemory	`Boolean`
DisableStack	`Boolean`
Tracer	`String`
Timeout	`String`
Field name	Type
StoragesByDepth	`Array`
Gas	`Quantity`
Failed	`Boolean`
ReturnValue	`Data`
Entries	`Array`