package grpc import ( prom_middleware "github.com/grpc-ecosystem/go-grpc-middleware/providers/prometheus" "github.com/prometheus/client_golang/prometheus" ) var ( serverMetrics = prom_middleware.NewServerMetrics() clientMetrics = prom_middleware.NewClientMetrics() ) func init() { prometheus.MustRegister(serverMetrics) prometheus.MustRegister(clientMetrics) }