동일 실행파일을 여러개 실행시켰을 때 구분해서 affinity 설정

client/client.go

@@ -94,20 +94,21 @@ func (pm *procmeta) setState(s protos.ProcessState) {
 }
 
 type houstonClient struct {
-	childProcs     []*procmeta
-	extraMetrics   unsafe.Pointer // map[string]float32
-	deploys        map[string][]*protos.VersionAndArgs
-	shutdownFunc   context.CancelFunc
-	ctx            context.Context
-	operationChan  chan *protos.OperationQueryResponse
-	exitChan       chan *exec.Cmd
-	clientChan     chan *grpc.ClientConn
-	timestamp      string
-	wg             sync.WaitGroup
-	config         clientConfig
-	version        string
-	standalone     bool
-	metricExporter metric.Exporter
+	childProcs       []*procmeta
+	extraMetrics     unsafe.Pointer // map[string]float32
+	deploys          map[string][]*protos.VersionAndArgs
+	shutdownFunc     context.CancelFunc
+	ctx              context.Context
+	operationChan    chan *protos.OperationQueryResponse
+	exitChan         chan *exec.Cmd
+	clientChan       chan *grpc.ClientConn
+	timestamp        string
+	wg               sync.WaitGroup
+	config           clientConfig
+	version          string
+	standalone       bool
+	metricExporter   metric.Exporter
+	siblingProcIndex map[string]uint64
 }
 
 func unmarshal[T any](val *T, src map[string]string) {
@@ -260,14 +261,15 @@ func NewClient(standalone bool) (HoustonClient, error) {
 	}
 
 	hc := &houstonClient{
-		config:         clientConfig,
-		clientChan:     make(chan *grpc.ClientConn),
-		extraMetrics:   unsafe.Pointer(&map[string]float32{}),
-		deploys:        deploys,
-		timestamp:      exefi.ModTime().String(),
-		version:        string(ver),
-		standalone:     standalone,
-		metricExporter: metric.NewPrometheusExport(clientConfig.MetricNamespace),
+		config:           clientConfig,
+		clientChan:       make(chan *grpc.ClientConn),
+		extraMetrics:     unsafe.Pointer(&map[string]float32{}),
+		deploys:          deploys,
+		timestamp:        exefi.ModTime().String(),
+		version:          string(ver),
+		standalone:       standalone,
+		metricExporter:   metric.NewPrometheusExport(clientConfig.MetricNamespace),
+		siblingProcIndex: make(map[string]uint64),
 	}
 
 	ctx, cancel := context.WithCancel(context.Background())