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65 lines
1.9 KiB
Go
65 lines
1.9 KiB
Go
// Copyright (c) 2015-2023 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package http
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import (
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"fmt"
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"net"
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"runtime"
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"strconv"
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"testing"
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)
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// Tests for port availability logic written for server startup sequence.
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func TestCheckPortAvailability(t *testing.T) {
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if runtime.GOOS != "linux" {
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t.Skip()
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}
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l, err := net.Listen("tcp", "localhost:0") // ask kernel for a free port.
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if err != nil {
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t.Fatal(err)
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}
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defer l.Close()
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port := l.Addr().(*net.TCPAddr).Port
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testCases := []struct {
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host string
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port int
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expectedErr error
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}{
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{"", port, fmt.Errorf("listen tcp :%v: bind: address already in use", port)},
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{"127.0.0.1", port, fmt.Errorf("listen tcp 127.0.0.1:%v: bind: address already in use", port)},
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}
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for _, testCase := range testCases {
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err := CheckPortAvailability(testCase.host, strconv.Itoa(testCase.port), TCPOptions{})
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switch {
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case testCase.expectedErr == nil:
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if err != nil {
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t.Fatalf("error: expected = <nil>, got = %v", err)
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}
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case err == nil:
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t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
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case testCase.expectedErr.Error() != err.Error():
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t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
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}
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}
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}
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