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rpc_client_manager.go
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/
rpc_client_manager.go
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// Copyright 2022 Teamgram Authors
// All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Author: teamgramio (teamgram.io@gmail.com)
//
package rpcx
import (
"github.com/zeromicro/go-zero/core/logx"
"io"
"strings"
"github.com/zeromicro/go-zero/core/syncx"
"github.com/zeromicro/go-zero/zrpc"
)
var (
clientManager = syncx.NewResourceManager()
)
type client struct {
zrpc.Client
}
func (c *client) Close() error {
return nil
}
func GetCachedRpcClient(c zrpc.RpcClientConf) zrpc.Client {
var (
val io.Closer
err error
)
if c.Etcd.Key == "" && len(c.Endpoints) == 0 {
panic(c)
}
logx.Infof("client: %v", c)
if len(c.Endpoints) > 0 {
val, err = clientManager.GetResource(strings.Join(c.Endpoints, "/"), func() (io.Closer, error) {
cli := zrpc.MustNewClient(c)
return &client{
Client: cli,
}, nil
})
if err != nil {
panic(err)
}
} else {
val, err = clientManager.GetResource(c.Etcd.Key, func() (io.Closer, error) {
cli := zrpc.MustNewClient(c)
return &client{
Client: cli,
}, nil
})
if err != nil {
panic(err)
}
}
return val.(zrpc.Client)
}