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serve.go
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serve.go
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/**
* Copyright 2019 Rightech IoT. 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.
*/
package jsonrpc
import (
"context"
"time"
log "github.com/sirupsen/logrus"
)
type TransportWithConnect interface {
Transport
Connect() error
}
func ServeWithReconnect(ctx context.Context, cli TransportWithConnect, caller Caller) {
srv := New(cli, caller)
if v, ok := caller.(interface {
InjectRPC(RPC)
}); ok {
v.InjectRPC(srv)
}
for ctx.Err() == nil {
err := srv.Serve(ctx)
if err != nil {
t := time.NewTicker(retriesSleep)
counter := 0
for counter >= 0 {
select {
case <-ctx.Done():
return
case <-t.C:
if counter%5 == 0 {
log.Info("try reconnect to core")
}
counter++
err := cli.Connect()
if err != nil {
log.WithError(err).Debug("reconnect error")
continue
}
counter = -1
}
}
t.Stop()
}
}
}