Remove parca-agent and epbf-profiler dependencies

exporter.go

@@ -5,12 +5,12 @@ import (
 	"errors"
 	"fmt"
 	"log/slog"
+	"math/rand/v2"
 	"time"
 
 	arrowpb "github.com/open-telemetry/otel-arrow/api/experimental/arrow/v1"
 	"github.com/open-telemetry/otel-arrow/pkg/otel/arrow_record"
 	"go.opentelemetry.io/collector/pdata/pmetric"
-	"go.opentelemetry.io/ebpf-profiler/libpf"
 )
 
 type Producer interface {
@@ -139,7 +139,17 @@ func (e *Exporter) Start(ctx context.Context) error {
 			if err := e.report(ctx); err != nil {
 				return fmt.Errorf("failed to send arrow metrics: %v", err)
 			}
-			tick.Reset(libpf.AddJitter(e.interval, 0.2))
+			tick.Reset(addJitter(e.interval, 0.2))
 		}
 	}
 }
+
+// addJitter adds +/- jitter (jitter is [0..1]) to baseDuration
+// originally copied from go.opentelemetry.io/epbf-profiler
+func addJitter(baseDuration time.Duration, jitter float64) time.Duration {
+	if jitter < 0.0 || jitter > 1.0 {
+		return baseDuration
+	}
+	//nolint:gosec
+	return time.Duration((1 + jitter - 2*jitter*rand.Float64()) * float64(baseDuration))
+}

flags.go

@@ -7,7 +7,6 @@ import (
 	"time"
 
 	"github.com/alecthomas/kong"
-	parcaflags "github.com/parca-dev/parca-agent/flags"
 )
 
 type ExitCode int
@@ -32,8 +31,27 @@ type Flags struct {
 	ClockSyncInterval time.Duration `default:"3m" help:"How frequently to synchronize with the realtime clock."`
 
 	// which metrics producers (e.g. nvidia) to enable
-	MetricsProducer FlagsMetricProducer         `embed:"" prefix:"metrics-producer-"`
-	RemoteStore     parcaflags.FlagsRemoteStore `embed:"" prefix:"remote-store-"`
+	MetricsProducer FlagsMetricProducer `embed:"" prefix:"metrics-producer-"`
+	RemoteStore     FlagsRemoteStore    `embed:"" prefix:"remote-store-"`
+}
+
+// FlagsRemoteStore provides remote store configuration flags.
+type FlagsRemoteStore struct {
+	Address            string `help:"gRPC address to send profiles and symbols to."`
+	BearerToken        string `kong:"help='Bearer token to authenticate with store.',env='PARCA_BEARER_TOKEN'"`
+	BearerTokenFile    string `help:"File to read bearer token from to authenticate with store."`
+	Insecure           bool   `help:"Send gRPC requests via plaintext instead of TLS."`
+	InsecureSkipVerify bool   `help:"Skip TLS certificate verification."`
+
+	BatchWriteInterval time.Duration `default:"10s"   help:"[deprecated] Interval between batch remote client writes. Leave this empty to use the default value of 10s."`
+	RPCLoggingEnable   bool          `default:"false" help:"[deprecated] Enable gRPC logging."`
+	RPCUnaryTimeout    time.Duration `default:"5m"    help:"[deprecated] Maximum timeout window for unary gRPC requests including retries."`
+
+	GRPCMaxCallRecvMsgSize   int           `default:"33554432" help:"The maximum message size the client can receive."`
+	GRPCMaxCallSendMsgSize   int           `default:"33554432" help:"The maximum message size the client can send."`
+	GRPCStartupBackoffTime   time.Duration `default:"1m" help:"The time between failed gRPC requests during startup phase."`
+	GRPCConnectionTimeout    time.Duration `default:"3s" help:"The timeout duration for gRPC connection establishment."`
+	GRPCMaxConnectionRetries uint32        `default:"5" help:"The maximum number of retries to establish a gRPC connection."`
 }
 
 // FlagsLocalStore provides logging configuration flags.

go.mod

@@ -3,74 +3,63 @@ module github.com/polarsignals/gpu-metrics-agent
 go 1.23.2
 
 require (
-	github.com/NVIDIA/go-nvml v0.12.4-0
-	github.com/alecthomas/kong v1.5.1
+	github.com/NVIDIA/go-nvml v0.12.4-1
+	github.com/alecthomas/kong v1.9.0
+	github.com/gogo/protobuf v1.3.2
 	github.com/google/uuid v1.6.0
+	github.com/grpc-ecosystem/go-grpc-middleware/providers/prometheus v1.0.1
+	github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.1.0
 	github.com/oklog/run v1.1.0
-	github.com/open-telemetry/otel-arrow v0.31.0
-	github.com/parca-dev/parca-agent v0.35.0
-	github.com/prometheus/client_golang v1.20.5
-	go.opentelemetry.io/collector/pdata v1.21.0
-	go.opentelemetry.io/ebpf-profiler v0.0.0-20241206162831-84cce0a2aff6
-	go.opentelemetry.io/otel/trace v1.32.0
+	github.com/open-telemetry/otel-arrow v0.34.0
+	github.com/prometheus/client_golang v1.21.1
+	github.com/sirupsen/logrus v1.9.3
+	go.opentelemetry.io/collector/pdata v1.28.1
+	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.46.1
+	go.opentelemetry.io/ebpf-profiler v0.0.0-20241025131851-7fa5b1e60d38
+	go.opentelemetry.io/otel v1.35.0
+	go.opentelemetry.io/otel/trace v1.35.0
+	google.golang.org/grpc v1.71.0
+	google.golang.org/protobuf v1.36.5
 )
 
 require (
 	github.com/HdrHistogram/hdrhistogram-go v1.1.2 // indirect
 	github.com/apache/arrow/go/v17 v17.0.0 // indirect
 	github.com/axiomhq/hyperloglog v0.0.0-20230201085229-3ddf4bad03dc // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/cilium/ebpf v0.16.0 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/dgryski/go-metro v0.0.0-20180109044635-280f6062b5bc // indirect
-	github.com/elastic/go-freelru v0.16.0 // indirect
-	github.com/elastic/go-perf v0.0.0-20241016160959-1342461adb4a // indirect
 	github.com/fxamacker/cbor/v2 v2.4.0 // indirect
 	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/goccy/go-json v0.10.3 // indirect
-	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/google/flatbuffers v24.3.25+incompatible // indirect
-	github.com/grpc-ecosystem/go-grpc-middleware/providers/prometheus v1.0.1 // indirect
-	github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.1.0 // indirect
-	github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/klauspost/compress v1.17.9 // indirect
+	github.com/klauspost/compress v1.17.11 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.8 // indirect
 	github.com/minio/sha256-simd v1.0.1 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/pierrec/lz4/v4 v4.1.21 // indirect
+	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_model v0.6.1 // indirect
-	github.com/prometheus/common v0.55.0 // indirect
+	github.com/prometheus/common v0.62.0 // indirect
 	github.com/prometheus/procfs v0.15.1 // indirect
-	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/x448/float16 v0.8.4 // indirect
 	github.com/zeebo/xxh3 v1.0.2 // indirect
-	go.opentelemetry.io/collector/config/configtelemetry v0.114.0 // indirect
-	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.46.1 // indirect
-	go.opentelemetry.io/otel v1.32.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.27.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.27.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.27.0 // indirect
-	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.28.0 // indirect
-	go.opentelemetry.io/otel/metric v1.32.0 // indirect
-	go.opentelemetry.io/otel/sdk v1.28.0 // indirect
-	go.opentelemetry.io/proto/otlp v1.3.1 // indirect
+	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
+	go.opentelemetry.io/otel/metric v1.35.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/arch v0.10.0 // indirect
 	golang.org/x/exp v0.0.0-20240909161429-701f63a606c0 // indirect
 	golang.org/x/mod v0.21.0 // indirect
-	golang.org/x/net v0.29.0 // indirect
-	golang.org/x/sync v0.8.0 // indirect
-	golang.org/x/sys v0.26.0 // indirect
-	golang.org/x/text v0.18.0 // indirect
+	golang.org/x/net v0.37.0 // indirect
+	golang.org/x/sync v0.12.0 // indirect
+	golang.org/x/sys v0.31.0 // indirect
+	golang.org/x/text v0.23.0 // indirect
 	golang.org/x/tools v0.25.0 // indirect
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240814211410-ddb44dafa142 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 // indirect
-	google.golang.org/grpc v1.67.1 // indirect
-	google.golang.org/protobuf v1.35.2 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20250115164207-1a7da9e5054f // indirect
 )