k8s.io/kubernetes@v1.29.3/test/e2e/framework/service/util.go (about) 1 /* 2 Copyright 2019 The Kubernetes Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package service 18 19 import ( 20 "context" 21 "time" 22 23 "k8s.io/apimachinery/pkg/util/wait" 24 "k8s.io/kubernetes/test/e2e/framework" 25 e2enetwork "k8s.io/kubernetes/test/e2e/framework/network" 26 ) 27 28 // TestReachableHTTP tests that the given host serves HTTP on the given port. 29 func TestReachableHTTP(ctx context.Context, host string, port int, timeout time.Duration) { 30 TestReachableHTTPWithRetriableErrorCodes(ctx, host, port, []int{}, timeout) 31 } 32 33 // TestReachableHTTPWithRetriableErrorCodes tests that the given host serves HTTP on the given port with the given retriableErrCodes. 34 func TestReachableHTTPWithRetriableErrorCodes(ctx context.Context, host string, port int, retriableErrCodes []int, timeout time.Duration) { 35 pollfn := func(ctx context.Context) (bool, error) { 36 result := e2enetwork.PokeHTTP(host, port, "/echo?msg=hello", 37 &e2enetwork.HTTPPokeParams{ 38 BodyContains: "hello", 39 RetriableCodes: retriableErrCodes, 40 }) 41 if result.Status == e2enetwork.HTTPSuccess { 42 return true, nil 43 } 44 return false, nil // caller can retry 45 } 46 47 if err := wait.PollUntilContextTimeout(ctx, framework.Poll, timeout, true, pollfn); err != nil { 48 if wait.Interrupted(err) { 49 framework.Failf("Could not reach HTTP service through %v:%v after %v", host, port, timeout) 50 } else { 51 framework.Failf("Failed to reach HTTP service through %v:%v: %v", host, port, err) 52 } 53 } 54 }