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			492 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			492 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| package integration
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| 
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| import (
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| 	"fmt"
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| 	"net"
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| 	"net/http"
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| 	"os"
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| 	"runtime"
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| 	"strings"
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| 	"testing"
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| 
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| 	"github.com/caddyserver/caddy/v2/caddytest"
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| )
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| 
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| func TestSRVReverseProxy(t *testing.T) {
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| 	tester := caddytest.NewTester(t)
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| 	tester.InitServer(`
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| 	{
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| 		"apps": {
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| 		  "http": {
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| 			"servers": {
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| 			  "srv0": {
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| 				"listen": [
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| 				  ":8080"
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| 				],
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| 				"routes": [
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| 				  {
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| 					"handle": [
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| 					  {
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| 						"handler": "reverse_proxy",
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| 						"upstreams": [
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| 						  {
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| 							"lookup_srv": "srv.host.service.consul"
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| 						  }
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| 						]
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| 					  }
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| 					]
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| 				  }
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| 				]
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| 			  }
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| 			}
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| 		  }
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| 		}
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| 	  }
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|   `, "json")
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| }
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| 
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| func TestSRVWithDial(t *testing.T) {
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| 	caddytest.AssertLoadError(t, `
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| 	{
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| 		"apps": {
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| 		  "http": {
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| 			"servers": {
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| 			  "srv0": {
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| 				"listen": [
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| 				  ":8080"
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| 				],
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| 				"routes": [
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| 				  {
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| 					"handle": [
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| 					  {
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| 						"handler": "reverse_proxy",
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| 						"upstreams": [
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| 						  {
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| 							"dial": "tcp/address.to.upstream:80",
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| 							"lookup_srv": "srv.host.service.consul"
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| 						  }
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| 						]
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| 					  }
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| 					]
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| 				  }
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| 				]
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| 			  }
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| 			}
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| 		  }
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| 		}
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| 	  }
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| 	`, "json", `upstream: specifying dial address is incompatible with lookup_srv: 0: {\"dial\": \"tcp/address.to.upstream:80\", \"lookup_srv\": \"srv.host.service.consul\"}`)
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| }
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| 
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| func TestDialWithPlaceholderUnix(t *testing.T) {
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| 
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| 	if runtime.GOOS == "windows" {
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| 		t.SkipNow()
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| 	}
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| 
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| 	f, err := os.CreateTemp("", "*.sock")
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| 	if err != nil {
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| 		t.Errorf("failed to create TempFile: %s", err)
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| 		return
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| 	}
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| 	// a hack to get a file name within a valid path to use as socket
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| 	socketName := f.Name()
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| 	os.Remove(f.Name())
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| 
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| 	server := http.Server{
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| 		Handler: http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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| 			w.Write([]byte("Hello, World!"))
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| 		}),
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| 	}
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| 
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| 	unixListener, err := net.Listen("unix", socketName)
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| 	if err != nil {
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| 		t.Errorf("failed to listen on the socket: %s", err)
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| 		return
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| 	}
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| 	go server.Serve(unixListener)
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| 	t.Cleanup(func() {
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| 		server.Close()
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| 	})
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| 	runtime.Gosched() // Allow other goroutines to run
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| 
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| 	tester := caddytest.NewTester(t)
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| 	tester.InitServer(`
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| 	{
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| 		"apps": {
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| 		  "http": {
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| 			"servers": {
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| 			  "srv0": {
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| 				"listen": [
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| 				  ":8080"
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| 				],
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| 				"routes": [
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| 				  {
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| 					"handle": [
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| 					  {
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| 						"handler": "reverse_proxy",
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| 						"upstreams": [
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| 						  {
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| 							"dial": "unix/{http.request.header.X-Caddy-Upstream-Dial}"
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| 						  }
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| 						]
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| 					  }
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| 					]
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| 				  }
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| 				]
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| 			  }
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| 			}
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| 		  }
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| 		}
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| 	  }
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| 	`, "json")
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| 
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| 	req, err := http.NewRequest(http.MethodGet, "http://localhost:8080", nil)
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| 	if err != nil {
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| 		t.Fail()
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| 		return
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| 	}
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| 	req.Header.Set("X-Caddy-Upstream-Dial", socketName)
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| 	tester.AssertResponse(req, 200, "Hello, World!")
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| }
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| 
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| func TestReverseProxyWithPlaceholderDialAddress(t *testing.T) {
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| 	tester := caddytest.NewTester(t)
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| 	tester.InitServer(`
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| 	{
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| 		"apps": {
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| 			"http": {
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| 				"servers": {
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| 					"srv0": {
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| 						"listen": [
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| 							":8080"
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| 						],
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| 						"routes": [
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| 							{
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| 								"match": [
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| 									{
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| 										"host": [
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| 											"localhost"
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| 										]
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| 									}
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| 								],
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| 								"handle": [
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| 									{
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| 										"handler": "static_response",
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| 										"body": "Hello, World!"
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| 									}
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| 								],
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| 								"terminal": true
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| 							}
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| 						],
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| 						"automatic_https": {
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| 							"skip": [
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| 								"localhost"
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| 							]
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| 						}
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| 					},
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| 					"srv1": {
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| 						"listen": [
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| 							":9080"
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| 						],
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| 						"routes": [
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| 							{
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| 								"match": [
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| 									{
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| 										"host": [
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| 											"localhost"
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| 										]
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| 									}
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| 								],
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| 								"handle": [
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| 									{
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| 	
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| 										"handler": "reverse_proxy",
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| 										"upstreams": [
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| 											{
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| 												"dial": "{http.request.header.X-Caddy-Upstream-Dial}"
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| 											}
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| 										]
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| 									}
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| 								],
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| 								"terminal": true
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| 							}
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| 						],
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| 						"automatic_https": {
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| 							"skip": [
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| 								"localhost"
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| 							]
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| 						}
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| 					}
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| 				}
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| 			}
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| 		}
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| 	}
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|   	`, "json")
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| 
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| 	req, err := http.NewRequest(http.MethodGet, "http://localhost:9080", nil)
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| 	if err != nil {
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| 		t.Fail()
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| 		return
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| 	}
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| 	req.Header.Set("X-Caddy-Upstream-Dial", "localhost:8080")
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| 	tester.AssertResponse(req, 200, "Hello, World!")
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| }
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| 
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| func TestReverseProxyWithPlaceholderTCPDialAddress(t *testing.T) {
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| 	tester := caddytest.NewTester(t)
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| 	tester.InitServer(`
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| 	{
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| 		"apps": {
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| 			"http": {
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| 				"servers": {
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| 					"srv0": {
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| 						"listen": [
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| 							":8080"
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| 						],
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| 						"routes": [
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| 							{
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| 								"match": [
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| 									{
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| 										"host": [
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| 											"localhost"
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| 										]
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| 									}
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| 								],
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| 								"handle": [
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| 									{
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| 										"handler": "static_response",
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| 										"body": "Hello, World!"
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| 									}
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| 								],
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| 								"terminal": true
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| 							}
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| 						],
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| 						"automatic_https": {
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| 							"skip": [
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| 								"localhost"
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| 							]
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| 						}
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| 					},
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| 					"srv1": {
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| 						"listen": [
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| 							":9080"
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| 						],
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| 						"routes": [
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| 							{
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| 								"match": [
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| 									{
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| 										"host": [
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| 											"localhost"
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| 										]
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| 									}
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| 								],
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| 								"handle": [
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| 									{
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| 	
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| 										"handler": "reverse_proxy",
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| 										"upstreams": [
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| 											{
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| 												"dial": "tcp/{http.request.header.X-Caddy-Upstream-Dial}:8080"
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| 											}
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| 										]
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| 									}
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| 								],
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| 								"terminal": true
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| 							}
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| 						],
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| 						"automatic_https": {
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| 							"skip": [
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| 								"localhost"
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| 							]
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| 						}
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| 					}
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| 				}
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| 			}
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| 		}
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| 	}
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|   	`, "json")
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| 
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| 	req, err := http.NewRequest(http.MethodGet, "http://localhost:9080", nil)
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| 	if err != nil {
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| 		t.Fail()
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| 		return
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| 	}
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| 	req.Header.Set("X-Caddy-Upstream-Dial", "localhost")
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| 	tester.AssertResponse(req, 200, "Hello, World!")
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| }
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| 
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| func TestSRVWithActiveHealthcheck(t *testing.T) {
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| 	caddytest.AssertLoadError(t, `
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| 	{
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| 		"apps": {
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| 		  "http": {
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| 			"servers": {
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| 			  "srv0": {
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| 				"listen": [
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| 				  ":8080"
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| 				],
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| 				"routes": [
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| 				  {
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| 					"handle": [
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| 					  {
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| 						"handler": "reverse_proxy",
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| 						"health_checks": {
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| 							"active": {
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| 								"path": "/ok"
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| 							}
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| 						},
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| 						"upstreams": [
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| 						  {
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| 							"lookup_srv": "srv.host.service.consul"
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| 						  }
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| 						]
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| 					  }
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| 					]
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| 				  }
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| 				]
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| 			  }
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| 			}
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| 		  }
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| 		}
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| 	  }
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| 	`, "json", `upstream: lookup_srv is incompatible with active health checks: 0: {\"dial\": \"\", \"lookup_srv\": \"srv.host.service.consul\"}`)
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| }
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| 
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| func TestReverseProxyHealthCheck(t *testing.T) {
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| 	tester := caddytest.NewTester(t)
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| 	tester.InitServer(`
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| 	{
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| 		http_port     9080
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| 		https_port    9443
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| 	}
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| 	http://localhost:2020 {
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| 		respond "Hello, World!"
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| 	}
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| 	http://localhost:2021 {
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| 		respond "ok"
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| 	}
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| 	http://localhost:9080 {
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| 		reverse_proxy {
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| 			to localhost:2020
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| 	
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| 			health_uri /health
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| 			health_port 2021
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| 			health_interval 2s
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| 			health_timeout 5s
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| 		}
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| 	}
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|   `, "caddyfile")
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| 
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| 	tester.AssertGetResponse("http://localhost:9080/", 200, "Hello, World!")
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| }
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| 
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| func TestReverseProxyHealthCheckUnixSocket(t *testing.T) {
 | |
| 	if runtime.GOOS == "windows" {
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| 		t.SkipNow()
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| 	}
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| 	tester := caddytest.NewTester(t)
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| 	f, err := os.CreateTemp("", "*.sock")
 | |
| 	if err != nil {
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| 		t.Errorf("failed to create TempFile: %s", err)
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| 		return
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| 	}
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| 	// a hack to get a file name within a valid path to use as socket
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| 	socketName := f.Name()
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| 	os.Remove(f.Name())
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| 
 | |
| 	server := http.Server{
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| 		Handler: http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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| 			if strings.HasPrefix(req.URL.Path, "/health") {
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| 				w.Write([]byte("ok"))
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| 				return
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| 			}
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| 			w.Write([]byte("Hello, World!"))
 | |
| 		}),
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| 	}
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| 
 | |
| 	unixListener, err := net.Listen("unix", socketName)
 | |
| 	if err != nil {
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| 		t.Errorf("failed to listen on the socket: %s", err)
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| 		return
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| 	}
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| 	go server.Serve(unixListener)
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| 	t.Cleanup(func() {
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| 		server.Close()
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| 	})
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| 	runtime.Gosched() // Allow other goroutines to run
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| 
 | |
| 	tester.InitServer(fmt.Sprintf(`
 | |
| 	{
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| 		http_port     9080
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| 		https_port    9443
 | |
| 	}
 | |
| 	http://localhost:9080 {
 | |
| 		reverse_proxy {
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| 			to unix/%s
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| 	
 | |
| 			health_uri /health
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| 			health_port 2021
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| 			health_interval 2s
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| 			health_timeout 5s
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| 		}
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| 	}
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| 	`, socketName), "caddyfile")
 | |
| 
 | |
| 	tester.AssertGetResponse("http://localhost:9080/", 200, "Hello, World!")
 | |
| }
 | |
| 
 | |
| func TestReverseProxyHealthCheckUnixSocketWithoutPort(t *testing.T) {
 | |
| 	if runtime.GOOS == "windows" {
 | |
| 		t.SkipNow()
 | |
| 	}
 | |
| 	tester := caddytest.NewTester(t)
 | |
| 	f, err := os.CreateTemp("", "*.sock")
 | |
| 	if err != nil {
 | |
| 		t.Errorf("failed to create TempFile: %s", err)
 | |
| 		return
 | |
| 	}
 | |
| 	// a hack to get a file name within a valid path to use as socket
 | |
| 	socketName := f.Name()
 | |
| 	os.Remove(f.Name())
 | |
| 
 | |
| 	server := http.Server{
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| 		Handler: http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
 | |
| 			if strings.HasPrefix(req.URL.Path, "/health") {
 | |
| 				w.Write([]byte("ok"))
 | |
| 				return
 | |
| 			}
 | |
| 			w.Write([]byte("Hello, World!"))
 | |
| 		}),
 | |
| 	}
 | |
| 
 | |
| 	unixListener, err := net.Listen("unix", socketName)
 | |
| 	if err != nil {
 | |
| 		t.Errorf("failed to listen on the socket: %s", err)
 | |
| 		return
 | |
| 	}
 | |
| 	go server.Serve(unixListener)
 | |
| 	t.Cleanup(func() {
 | |
| 		server.Close()
 | |
| 	})
 | |
| 	runtime.Gosched() // Allow other goroutines to run
 | |
| 
 | |
| 	tester.InitServer(fmt.Sprintf(`
 | |
| 	{
 | |
| 		http_port     9080
 | |
| 		https_port    9443
 | |
| 	}
 | |
| 	http://localhost:9080 {
 | |
| 		reverse_proxy {
 | |
| 			to unix/%s
 | |
| 	
 | |
| 			health_uri /health
 | |
| 			health_interval 2s
 | |
| 			health_timeout 5s
 | |
| 		}
 | |
| 	}
 | |
| 	`, socketName), "caddyfile")
 | |
| 
 | |
| 	tester.AssertGetResponse("http://localhost:9080/", 200, "Hello, World!")
 | |
| }
 |