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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| /* | ||
| Copyright 2015 The Kubernetes Authors. | ||
| 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 udp | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "github.com/sealyun/endpoints-operator/library/probe" | ||
| "net" | ||
| "os" | ||
| "strconv" | ||
| "testing" | ||
| "time" | ||
| ) | ||
|
|
||
| func udp() (*net.UDPConn, error) { | ||
| addr, err := net.ResolveUDPAddr("udp", "127.0.0.1:8080") | ||
| if err != nil { | ||
| fmt.Println("Can't resolve address: ", err) | ||
| os.Exit(1) | ||
| } | ||
| conn, err := net.ListenUDP("udp", addr) | ||
| //for { | ||
| // handleClient(conn) | ||
| //} | ||
| return conn, err | ||
| } | ||
|
|
||
| //func handleClient(conn *net.UDPConn) { | ||
| // data := make([]byte, 1024) | ||
| // n, remoteAddr, err := conn.ReadFromUDP(data) | ||
| // if err != nil { | ||
| // fmt.Println("failed to read UDP msg because of ", err.Error()) | ||
| // return | ||
| // } | ||
| // daytime := time.Now().Unix() | ||
| // fmt.Println(n, remoteAddr) | ||
| // b := make([]byte, 4) | ||
| // binary.BigEndian.PutUint32(b, uint32(daytime)) | ||
| // conn.WriteToUDP(b, remoteAddr) | ||
| //} | ||
|
|
||
| func TestUDPHealthChecker(t *testing.T) { | ||
| // Setup a test server that responds to probing correctly | ||
| server, err := udp() | ||
| defer server.Close() | ||
| tHost, tPortStr, err := net.SplitHostPort("127.0.0.1:8089") | ||
| if err != nil { | ||
| t.Errorf("unexpected error: %v", err) | ||
| } | ||
| tPort, err := strconv.Atoi(tPortStr) | ||
| if err != nil { | ||
| t.Errorf("unexpected error: %v", err) | ||
| } | ||
|
|
||
| tests := []struct { | ||
| host string | ||
| port int | ||
|
|
||
| expectedStatus probe.Result | ||
| expectedError error | ||
| }{ | ||
| // A connection is made and probing would succeed | ||
| {tHost, tPort, probe.Success, nil}, | ||
| // No connection can be made and probing would fail | ||
| {tHost, -1, probe.Failure, nil}, | ||
| } | ||
|
|
||
| prober := New() | ||
| for i, tt := range tests { | ||
| status, _, err := prober.Probe(tt.host, tt.port, 1*time.Second) | ||
| if status != tt.expectedStatus { | ||
| t.Errorf("#%d: expected status=%v, get=%v", i, tt.expectedStatus, status) | ||
| } | ||
| if err != tt.expectedError { | ||
| t.Errorf("#%d: expected error=%v, get=%v", i, tt.expectedError, err) | ||
| } | ||
| } | ||
| } |