50 lines
1.4 KiB
Go
50 lines
1.4 KiB
Go
// +build !windows
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/*
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Copyright 2020 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package options
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import (
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"net"
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"testing"
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)
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func TestCreateListenerSharePort(t *testing.T) {
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addr := "127.0.0.1:12345"
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c := net.ListenConfig{Control: permitPortReuse}
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if _, _, err := CreateListener("tcp", addr, c); err != nil {
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t.Fatalf("failed to create listener: %v", err)
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}
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if _, _, err := CreateListener("tcp", addr, c); err != nil {
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t.Fatalf("failed to create 2nd listener: %v", err)
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}
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}
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func TestCreateListenerPreventUpgrades(t *testing.T) {
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addr := "127.0.0.1:12346"
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if _, _, err := CreateListener("tcp", addr, net.ListenConfig{}); err != nil {
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t.Fatalf("failed to create listener: %v", err)
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}
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if _, _, err := CreateListener("tcp", addr, net.ListenConfig{Control: permitPortReuse}); err == nil {
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t.Fatalf("creating second listener without port sharing should fail")
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}
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}
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