pool: fix min size cal

daemon/config.go

@@ -56,6 +56,8 @@ func getPoolConfig(cfg *daemon.Config, daemonMode string, limit *aliyun.Limits)
 			poolConfig.MaxPoolSize = cfg.MaxPoolSize
 		}
 
+		poolConfig.MinPoolSize = cfg.MinPoolSize
+
 		if cfg.MinENI > 0 {
 			poolConfig.MinPoolSize = cfg.MinENI
 		}
@@ -92,6 +94,8 @@ func getPoolConfig(cfg *daemon.Config, daemonMode string, limit *aliyun.Limits)
 			poolConfig.MaxPoolSize = cfg.MaxPoolSize
 		}
 
+		poolConfig.MinPoolSize = cfg.MinPoolSize
+
 		if cfg.MinENI > 0 {
 			poolConfig.MinPoolSize = cfg.MinENI * ipPerENI
 		}

daemon/config_test.go

@@ -0,0 +1,67 @@
+package daemon
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/AliyunContainerService/terway/pkg/aliyun"
+	"github.com/AliyunContainerService/terway/types/daemon"
+)
+
+func init() {
+	aliyun.Test = true
+}
+
+func TestGetPoolConfigWithVPCMode(t *testing.T) {
+	cfg := &daemon.Config{
+		MaxPoolSize: 5,
+		MinPoolSize: 1,
+		EniCapRatio: 1,
+		RegionID:    "foo",
+	}
+	limit := &aliyun.Limits{
+		Adapters:           10,
+		MemberAdapterLimit: 5,
+	}
+	poolConfig, err := getPoolConfig(cfg, "VPC", limit)
+	assert.NoError(t, err)
+	assert.Equal(t, 5, poolConfig.MaxPoolSize)
+	assert.Equal(t, 1, poolConfig.MinPoolSize)
+}
+
+func TestGetPoolConfigWithENIOnlyMode(t *testing.T) {
+	cfg := &daemon.Config{
+		MaxPoolSize: 5,
+		MinPoolSize: 1,
+		EniCapRatio: 1,
+		RegionID:    "foo",
+	}
+	limit := &aliyun.Limits{
+		Adapters:           10,
+		MemberAdapterLimit: 5,
+	}
+	poolConfig, err := getPoolConfig(cfg, "ENIOnly", limit)
+	assert.NoError(t, err)
+	assert.Equal(t, 5, poolConfig.MaxPoolSize)
+	assert.Equal(t, 1, poolConfig.MinPoolSize)
+}
+
+func TestGetPoolConfigWithENIMultiIPMode(t *testing.T) {
+	cfg := &daemon.Config{
+		MaxPoolSize: 5,
+		MinPoolSize: 1,
+		EniCapRatio: 1,
+		RegionID:    "foo",
+	}
+	limit := &aliyun.Limits{
+		Adapters:           10,
+		IPv4PerAdapter:     5,
+		MemberAdapterLimit: 5,
+	}
+	poolConfig, err := getPoolConfig(cfg, "ENIMultiIP", limit)
+	assert.NoError(t, err)
+	assert.Equal(t, 5, poolConfig.MaxPoolSize)
+	assert.Equal(t, 1, poolConfig.MinPoolSize)
+	assert.Equal(t, 5, poolConfig.MaxIPPerENI)
+}

pkg/aliyun/instance.go

@@ -14,6 +14,7 @@ import (
 var defaultIns *Instance
 var once sync.Once
 var logIns = logger.DefaultLogger
+var Test = false
 
 type Instance struct {
 	RegionID   string
@@ -27,6 +28,9 @@ type Instance struct {
 }
 
 func GetInstanceMeta() *Instance {
+	if Test {
+		return &Instance{}
+	}
 	once.Do(func() {
 		regionID, err := metadata.GetLocalRegion()
 		if err != nil || regionID == "" {