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Trace module

trace_block

Returns traces created at given block.

Invocation
{"method":"trace_block","params":[numberOrTag]}
Parameter Type Description
numberOrTag BlockParameter object
Returned type Description
ParityTxTraceFromStore object

{% tabs %} {% tab title="Example request of trace_block" %}

curl --data '{"method":"trace_block","params":[numberOrTag],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545

{% endtab %}

{% tab title="Objects in trace_block" %} BlockParameter

Field name Type
Type BlockParameterType object
BlockNumber Quantity
BlockHash Hash
RequireCanonical Boolean

BlockParameterType

  • Quantity or String (latest, earliest, pending)

ParityTxTraceFromStore

Field name Type
Action ParityTraceAction object
BlockHash Hash
BlockNumber Quantity
Result ParityTraceResult object
Subtraces Quantity
TraceAddress Array
TransactionHash Hash
TransactionPosition Quantity
Type String

ParityTraceAction

Field name Type
TraceAddress Array
CallType String
IncludeInTrace Boolean
IsPrecompiled Boolean
Type String
CreationMethod String
From Address
To Address
Gas Quantity
Value Quantity
Input Data
Result ParityTraceResult object
Subtraces Array
Author Address
RewardType String
Error String

ParityTraceResult

Field name Type
GasUsed Quantity
Output Data
Address Address
Code Data
{% endtab %}
{% endtabs %}

See also CLI trace.block

trace_rawTransaction

Traces a call to eth_sendRawTransaction without making the call, returning the traces

Invocation
{"method":"trace_rawTransaction","params":[data, traceTypes]}
Parameter Type Description
data Data
traceTypes Array
Returned type Description
ParityTxTraceFromReplay object

{% tabs %} {% tab title="Example request of trace_rawTransaction" %}

curl --data '{"method":"trace_rawTransaction","params":[data, traceTypes],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545

{% endtab %}

{% tab title="Objects in trace_rawTransaction" %} ParityTxTraceFromReplay

Field name Type
Output Data
TransactionHash Hash
VmTrace ParityVmTrace object
Action ParityTraceAction object
StateChanges Array

ParityVmTrace

Field name Type
Code Data
Operations ParityVmOperationTrace[] object

ParityTraceAction

Field name Type
TraceAddress Array
CallType String
IncludeInTrace Boolean
IsPrecompiled Boolean
Type String
CreationMethod String
From Address
To Address
Gas Quantity
Value Quantity
Input Data
Result ParityTraceResult object
Subtraces Array
Author Address
RewardType String
Error String
{% endtab %}
{% endtabs %}

See also CLI trace.rawTransaction

trace_replayBlockTransactions

Replays all transactions in a block returning the requested traces for each transaction.

Invocation
{"method":"trace_replayBlockTransactions","params":[numberOrTag, traceTypes]}
Parameter Type Description
numberOrTag BlockParameter object
traceTypes Array
Returned type Description
ParityTxTraceFromReplay object

{% tabs %} {% tab title="Example request of trace_replayBlockTransactions" %}

curl --data '{"method":"trace_replayBlockTransactions","params":[numberOrTag, traceTypes],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545

{% endtab %}

{% tab title="Objects in trace_replayBlockTransactions" %} BlockParameter

Field name Type
Type BlockParameterType object
BlockNumber Quantity
BlockHash Hash
RequireCanonical Boolean

BlockParameterType

  • Quantity or String (latest, earliest, pending)

ParityTxTraceFromReplay

Field name Type
Output Data
TransactionHash Hash
VmTrace ParityVmTrace object
Action ParityTraceAction object
StateChanges Array

ParityVmTrace

Field name Type
Code Data
Operations ParityVmOperationTrace[] object

ParityTraceAction

Field name Type
TraceAddress Array
CallType String
IncludeInTrace Boolean
IsPrecompiled Boolean
Type String
CreationMethod String
From Address
To Address
Gas Quantity
Value Quantity
Input Data
Result ParityTraceResult object
Subtraces Array
Author Address
RewardType String
Error String
{% endtab %}
{% endtabs %}

See also CLI trace.replayBlockTransactions

trace_replayTransaction

Replays a transaction, returning the traces.

Invocation
{"method":"trace_replayTransaction","params":[txHash, traceTypes]}
Parameter Type Description
txHash Hash
traceTypes Array
Returned type Description
ParityTxTraceFromReplay object

{% tabs %} {% tab title="Example request of trace_replayTransaction" %}

curl --data '{"method":"trace_replayTransaction","params":[txHash, traceTypes],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545

{% endtab %}

{% tab title="Objects in trace_replayTransaction" %} ParityTxTraceFromReplay

Field name Type
Output Data
TransactionHash Hash
VmTrace ParityVmTrace object
Action ParityTraceAction object
StateChanges Array

ParityVmTrace

Field name Type
Code Data
Operations ParityVmOperationTrace[] object

ParityTraceAction

Field name Type
TraceAddress Array
CallType String
IncludeInTrace Boolean
IsPrecompiled Boolean
Type String
CreationMethod String
From Address
To Address
Gas Quantity
Value Quantity
Input Data
Result ParityTraceResult object
Subtraces Array
Author Address
RewardType String
Error String
{% endtab %}
{% endtabs %}

See also CLI trace.replayTransaction

trace_transaction

Returns all traces of given transaction

Invocation
{"method":"trace_transaction","params":[txHash]}
Parameter Type Description
txHash Hash
Returned type Description
ParityTxTraceFromStore object

{% tabs %} {% tab title="Example request of trace_transaction" %}

curl --data '{"method":"trace_transaction","params":[txHash],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST localhost:8545

{% endtab %}

{% tab title="Objects in trace_transaction" %} ParityTxTraceFromStore

Field name Type
Action ParityTraceAction object
BlockHash Hash
BlockNumber Quantity
Result ParityTraceResult object
Subtraces Quantity
TraceAddress Array
TransactionHash Hash
TransactionPosition Quantity
Type String

ParityTraceAction

Field name Type
TraceAddress Array
CallType String
IncludeInTrace Boolean
IsPrecompiled Boolean
Type String
CreationMethod String
From Address
To Address
Gas Quantity
Value Quantity
Input Data
Result ParityTraceResult object
Subtraces Array
Author Address
RewardType String
Error String

ParityTraceResult

Field name Type
GasUsed Quantity
Output Data
Address Address
Code Data
{% endtab %}
{% endtabs %}

See also CLI trace.transaction