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Updated when FIRE INIT is actually printed

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The tracer will now keep the state of wheter the init has been sent or not and will emit it prior sending the very first block out.
This commit is contained in:
Matthieu Vachon 2024-01-17 11:17:21 -05:00
parent b6c53b7ada
commit 213e30cebe
1 changed files with 7 additions and 3 deletions
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10
eth/tracers/firehose.go
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@ -14,6 +14,7 @@ import (
"runtime/debug" "runtime/debug"
"strconv" "strconv"
"strings" "strings"
"sync/atomic"
"time" "time"
"github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/common"
@ -56,6 +57,7 @@ func newFirehoseTracer() (core.BlockchainLogger, error) {
type Firehose struct { type Firehose struct {
// Global state // Global state
outputBuffer *bytes.Buffer outputBuffer *bytes.Buffer
initSent *atomic.Bool
// Block state // Block state
block *pbeth.Block block *pbeth.Block
@ -78,12 +80,10 @@ type Firehose struct {
const FirehoseProtocolVersion = "3.0" const FirehoseProtocolVersion = "3.0"
func NewFirehoseLogger() *Firehose { func NewFirehoseLogger() *Firehose {
// FIXME: Where should we put our actual INIT line?
printToFirehose("INIT", FirehoseProtocolVersion, "geth", params.Version)
return &Firehose{ return &Firehose{
// Global state // Global state
outputBuffer: bytes.NewBuffer(make([]byte, 0, 100*1024*1024)), outputBuffer: bytes.NewBuffer(make([]byte, 0, 100*1024*1024)),
initSent: new(atomic.Bool),
// Block state // Block state
blockOrdinal: &Ordinal{}, blockOrdinal: &Ordinal{},
@ -978,6 +978,10 @@ func (f *Firehose) panicNotInState(msg string) string {
// //
// It flushes this through [flushToFirehose] to the `os.Stdout` writer. // It flushes this through [flushToFirehose] to the `os.Stdout` writer.
func (f *Firehose) printBlockToFirehose(block *pbeth.Block, finalityStatus *FinalityStatus) { func (f *Firehose) printBlockToFirehose(block *pbeth.Block, finalityStatus *FinalityStatus) {
if wasNeverSent := f.initSent.CompareAndSwap(false, true); wasNeverSent {
printToFirehose("INIT", FirehoseProtocolVersion, "geth", params.Version)
}
marshalled, err := proto.Marshal(block) marshalled, err := proto.Marshal(block)
if err != nil { if err != nil {
panic(fmt.Errorf("failed to marshal block: %w", err)) panic(fmt.Errorf("failed to marshal block: %w", err))