istio.io/istio@v0.0.0-20240520182934-d79c90f27776/pkg/network/error.go (about)

     1  // Copyright Istio Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package network
    16  
    17  import (
    18  	"errors"
    19  	"net"
    20  	"net/http"
    21  )
    22  
    23  func IsUnexpectedListenerError(err error) bool {
    24  	if err == nil {
    25  		return false
    26  	}
    27  	if errors.Is(err, net.ErrClosed) {
    28  		return false
    29  	}
    30  	if errors.Is(err, http.ErrServerClosed) {
    31  		return false
    32  	}
    33  	return true
    34  }