refactoring

grpc/client.go

@@ -0,0 +1,28 @@
+package grpc
+
+import (
+	"context"
+
+	oas "git.loafle.net/overflow/overflow_api_server/golang"
+)
+
+func Exec(service string, method string, params []string) (string, error) {
+	c, err := _pool.Get()
+	if nil != err {
+
+	}
+	defer _pool.Put(c)
+
+	si := &oas.ServerInput{
+		Target: service,
+		Method: method,
+		Params: params,
+	}
+	ctx := context.Background()
+	so, err := c.(oas.OverflowApiServerClient).Exec(ctx, si)
+	if err != nil {
+		return "", err
+	}
+
+	return so.Result, nil
+}

grpc/pool.go

@@ -0,0 +1,28 @@
+package grpc
+
+import (
+	"context"
+	"fmt"
+
+	"git.loafle.net/commons_go/config"
+	cgp "git.loafle.net/commons_go/grpc_pool"
+	"git.loafle.net/commons_go/logging"
+)
+
+var _pool cgp.Pool
+
+func InitializePool(ctx context.Context) {
+	var err error
+	h := &poolHandlers{
+		ctx:    ctx,
+		logger: logging.WithContext(ctx),
+	}
+	h.cfg = config.Sub("grpc")
+	h.MaxIdle = h.cfg.GetInt("pool.MaxIdle")
+	h.MaxCapacity = h.cfg.GetInt("pool.MaxCapacity")
+
+	_pool, err = cgp.New(ctx, h)
+	if nil != err {
+		h.logger.Fatal(fmt.Sprintf("GRpc Pool: %v", err))
+	}
+}

grpc/pool_handlers.go

@@ -0,0 +1,30 @@
+package grpc
+
+import (
+	"context"
+
+	"google.golang.org/grpc"
+
+	"git.loafle.net/commons_go/config"
+	cgp "git.loafle.net/commons_go/grpc_pool"
+	oas "git.loafle.net/overflow/overflow_api_server/golang"
+	"go.uber.org/zap"
+)
+
+type poolHandlers struct {
+	cgp.PoolHandlers
+	ctx    context.Context
+	logger *zap.Logger
+	cfg    config.Configurator
+}
+
+func (h *poolHandlers) OnCreate() (*grpc.ClientConn, interface{}, error) {
+	var err error
+	conn, err := grpc.Dial(config.GetString("grpc.addr"), grpc.WithInsecure())
+	if nil != err {
+		return nil, nil, err
+	}
+	c := oas.NewOverflowApiServerClient(conn)
+	return conn, c, nil
+
+}