Remove trace generation and GCP uploading functionality

cmd/execution_builder.go

@@ -61,7 +61,6 @@ import (
 	"github.com/onflow/flow-go/engine/execution/state/bootstrap"
 	"github.com/onflow/flow-go/engine/execution/storehouse"
 	"github.com/onflow/flow-go/fvm"
-	"github.com/onflow/flow-go/fvm/evm/debug"
 	"github.com/onflow/flow-go/fvm/storage/snapshot"
 	"github.com/onflow/flow-go/fvm/systemcontracts"
 	ledgerpkg "github.com/onflow/flow-go/ledger"
@@ -527,23 +526,6 @@ func (exeNode *ExecutionNode) LoadProviderEngine(
 		node.FvmOptions...,
 	)
 
-	if exeNode.exeConf.evmTracingEnabled {
-		var err error
-		evmTraceUploader := debug.NewNoopUploader()
-		if len(exeNode.exeConf.evmTracesGCPBucket) > 0 {
-			evmTraceUploader, err = debug.NewGCPUploader(exeNode.exeConf.evmTracesGCPBucket)
-			if err != nil {
-				return nil, fmt.Errorf("could not create evm trace uploader: %w", err)
-			}
-		}
-		evmTracer, err := debug.NewEVMCallTracer(evmTraceUploader, node.Logger)
-		if err != nil {
-			return nil, fmt.Errorf("could not create evm tracer: %w", err)
-		}
-
-		opts = append(opts, fvm.WithEVMTracer(evmTracer))
-	}
-
 	vmCtx := fvm.NewContext(opts...)
 
 	var collector module.ExecutionMetrics

cmd/execution_config.go

@@ -57,10 +57,6 @@ type ExecutionConfig struct {
 	transactionExecutionMetricsEnabled    bool
 	transactionExecutionMetricsBufferSize uint
 
-	// evm tracing configuration
-	evmTracingEnabled  bool
-	evmTracesGCPBucket string
-
 	computationConfig        computation.ComputationConfig
 	receiptRequestWorkers    uint   // common provider engine workers
 	receiptRequestsCacheSize uint32 // common provider engine cache size
@@ -125,8 +121,6 @@ func (exeConf *ExecutionConfig) SetupFlags(flags *pflag.FlagSet) {
 	flags.IntVar(&exeConf.importCheckpointWorkerCount, "import-checkpoint-worker-count", 10, "number of workers to import checkpoint file during bootstrap")
 	flags.BoolVar(&exeConf.transactionExecutionMetricsEnabled, "tx-execution-metrics", true, "enable collection of transaction execution metrics")
 	flags.UintVar(&exeConf.transactionExecutionMetricsBufferSize, "tx-execution-metrics-buffer-size", 200, "buffer size for transaction execution metrics. The buffer size is the number of blocks that are kept in memory by the metrics provider engine")
-	flags.BoolVar(&exeConf.evmTracingEnabled, "evm-tracing-enabled", false, "enable EVM tracing, when set it will generate traces and upload them to the GCP bucket provided by the --evm-traces-gcp-bucket. Warning: this might affect speed of execution")
-	flags.StringVar(&exeConf.evmTracesGCPBucket, "evm-traces-gcp-bucket", "", "define GCP bucket name used for uploading EVM traces, must be used in combination with --evm-tracing-enabled. if left empty the upload step is skipped")
 
 	flags.BoolVar(&exeConf.onflowOnlyLNs, "temp-onflow-only-lns", false, "do not use unless required. forces node to only request collections from onflow collection nodes")
 	flags.BoolVar(&exeConf.enableStorehouse, "enable-storehouse", false, "enable storehouse to store registers on disk, default is false")

fvm/context.go

@@ -7,7 +7,6 @@ import (
 	otelTrace "go.opentelemetry.io/otel/trace"
 
 	"github.com/onflow/flow-go/fvm/environment"
-	"github.com/onflow/flow-go/fvm/evm/debug"
 	reusableRuntime "github.com/onflow/flow-go/fvm/runtime"
 	"github.com/onflow/flow-go/fvm/storage/derived"
 	"github.com/onflow/flow-go/fvm/storage/state"
@@ -47,8 +46,6 @@ type Context struct {
 	// AllowProgramCacheWritesInScripts determines if the program cache can be written to in scripts
 	// By default, the program cache is only updated by transactions.
 	AllowProgramCacheWritesInScripts bool
-
-	debug.EVMTracer
 }
 
 // NewContext initializes a new execution context with the provided options.
@@ -79,7 +76,6 @@ func defaultContext() Context {
 		MaxStateInteractionSize:           DefaultMaxInteractionSize,
 		TransactionExecutorParams:         DefaultTransactionExecutorParams(),
 		EnvironmentParams:                 environment.DefaultEnvironmentParams(),
-		EVMTracer:                         debug.NopTracer,
 	}
 	return ctx
 }
@@ -385,14 +381,6 @@ func WithAllowProgramCacheWritesInScriptsEnabled(enabled bool) Option {
 	}
 }
 
-// WithEVMTracer will set the evm execution tracer
-func WithEVMTracer(tracer debug.EVMTracer) Option {
-	return func(ctx Context) Context {
-		ctx.EVMTracer = tracer
-		return ctx
-	}
-}
-
 // WithReadVersionFromNodeVersionBeacon sets whether the version from the node version beacon should be read
 // this should only be disabled for testing
 func WithReadVersionFromNodeVersionBeacon(enabled bool) Option {