chore: reduce binary size (#1)

go/Makefile

@@ -18,16 +18,16 @@ protoc:
 
 build:
 	@echo "Building go"
-	 go build -o build/${BINARY_NAME} ${ENTRY}
+	 go build -tags prod -o build/${BINARY_NAME} ${ENTRY}
 
 build-for-release:
 	@echo "Building go for release"
-	GOOS=linux GOARCH=amd64 go build -o build/${BINARY_NAME}-linux-amd64 ${ENTRY};
-	GOOS=linux GOARCH=arm64 go build -o build/${BINARY_NAME}-linux-arm64 ${ENTRY};
-	GOOS=darwin GOARCH=amd64 go build -o build/${BINARY_NAME}-darwin-amd64 ${ENTRY};
-	GOOS=darwin GOARCH=arm64 go build -o build/${BINARY_NAME}-darwin-arm64 ${ENTRY};
-	GOOS=windows GOARCH=amd64 go build -o build/${BINARY_NAME}-windows-amd64.exe ${ENTRY};
-	GOOS=windows GOARCH=arm64 go build -o build/${BINARY_NAME}-windows-arm64.exe ${ENTRY};
+	GOOS=linux GOARCH=amd64 go build -tags prod -o build/${BINARY_NAME}-linux-amd64 ${ENTRY};
+	GOOS=linux GOARCH=arm64 go build -tags prod -o build/${BINARY_NAME}-linux-arm64 ${ENTRY};
+	GOOS=darwin GOARCH=amd64 go build -tags prod -o build/${BINARY_NAME}-darwin-amd64 ${ENTRY};
+	GOOS=darwin GOARCH=arm64 go build -tags prod -o build/${BINARY_NAME}-darwin-arm64 ${ENTRY};
+	GOOS=windows GOARCH=amd64 go build -tags prod -o build/${BINARY_NAME}-windows-amd64.exe ${ENTRY};
+	GOOS=windows GOARCH=arm64 go build -tags prod -o build/${BINARY_NAME}-windows-arm64.exe ${ENTRY};
 	cd build; \
 	tar -zcvf ${BINARY_NAME}-linux-amd64.tar.gz ${BINARY_NAME}-linux-amd64; \
 	tar -zcvf ${BINARY_NAME}-linux-arm64.tar.gz ${BINARY_NAME}-linux-arm64; \

go/assets/mock_data.go

@@ -0,0 +1,8 @@
+//go:build !prod
+
+package assets
+
+import "embed"
+
+//go:embed mock-data
+var MockData embed.FS

go/assets/assets.go → go/assets/web.go

@@ -2,9 +2,6 @@ package assets
 
 import "embed"
 
-//go:embed mock-data
-var MockData embed.FS
-
 // Web The all: prefix (added in Go 1.18) ensures that any files or directories prefixed with . or _ are included:
 //
 //go:embed all:web

go/internal/live-pprof.go

@@ -16,10 +16,6 @@ import (
 	"google.golang.org/grpc"
 )
 
-func main() {
-
-}
-
 func LivePprof() {
 	conf := config.ParseLPFlags()
 

go/internal/metrics/mock_assets.go

@@ -1,3 +1,5 @@
+//go:build !prod
+
 package metrics
 
 import (

go/internal/metrics/mock_metrics_server.go

@@ -1,3 +1,4 @@
+//go:build !prod
 package metrics
 
 import (

go/internal/metrics/mock_metrics_server_prod.go

@@ -0,0 +1,42 @@
+//go:build prod
+
+package metrics
+
+import (
+	"context"
+	"errors"
+
+	"github.com/moderato-app/live-pprof/api"
+	"github.com/moderato-app/live-pprof/internal/logging"
+)
+
+var mockNotAvailableErr = errors.New("mock data is not available for a prod build")
+
+// MockMetricsServer returns mock data instead of real data to save development time
+type MockMetricsServer struct {
+	api.UnimplementedMockMetricsServer
+}
+
+func NewMockMetricsServer() *MockMetricsServer {
+	return &MockMetricsServer{}
+}
+
+func (m *MockMetricsServer) HeapMetrics(_ context.Context, req *api.GoMetricsRequest) (*api.GoMetricsResponse, error) {
+	logging.Sugar.Debug("HeapMetrics req:", req)
+	return nil, mockNotAvailableErr
+}
+
+func (m *MockMetricsServer) CPUMetrics(_ context.Context, req *api.GoMetricsRequest) (*api.GoMetricsResponse, error) {
+	logging.Sugar.Debug("CPUMetrics req:", req)
+	return nil, mockNotAvailableErr
+}
+
+func (m *MockMetricsServer) AllocsMetrics(_ context.Context, req *api.GoMetricsRequest) (*api.GoMetricsResponse, error) {
+	logging.Sugar.Debug("AllocsMetrics req:", req)
+	return nil, mockNotAvailableErr
+}
+
+func (m *MockMetricsServer) GoroutineMetrics(_ context.Context, req *api.GoMetricsRequest) (*api.GoMetricsResponse, error) {
+	logging.Sugar.Debug("GoroutineMetrics req:", req)
+	return nil, mockNotAvailableErr
+}