mirror of https://github.com/caddyserver/caddy
477 lines
8.7 KiB
Go
477 lines
8.7 KiB
Go
package integration
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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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"time"
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"github.com/caddyserver/caddy/v2/caddytest"
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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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"admin": {
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"listen": "localhost:2999"
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},
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"apps": {
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"pki": {
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"certificate_authorities": {
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"local": {
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"install_trust": false
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}
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}
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},
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"http": {
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"grace_period": 1,
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"servers": {
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"srv0": {
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"listen": [
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":18080"
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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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"dynamic_upstreams": {
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"source": "srv",
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"name": "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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`, "json")
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}
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func TestDialWithPlaceholderUnix(t *testing.T) {
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if runtime.GOOS == "windows" {
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t.SkipNow()
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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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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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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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tester := caddytest.NewTester(t)
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tester.InitServer(`
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{
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"admin": {
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"listen": "localhost:2999"
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},
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"apps": {
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"pki": {
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"certificate_authorities": {
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"local": {
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"install_trust": false
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}
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}
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},
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"http": {
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"grace_period": 1,
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"servers": {
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"srv0": {
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"listen": [
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":18080"
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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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req, err := http.NewRequest(http.MethodGet, "http://localhost:18080", 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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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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"admin": {
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"listen": "localhost:2999"
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},
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"apps": {
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"pki": {
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"certificate_authorities": {
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"local": {
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"install_trust": false
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}
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}
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},
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"http": {
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"grace_period": 1,
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"servers": {
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"srv0": {
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"listen": [
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":18080"
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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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"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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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:18080")
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tester.AssertResponse(req, 200, "Hello, World!")
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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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"admin": {
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"listen": "localhost:2999"
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},
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"apps": {
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"pki": {
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"certificate_authorities": {
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"local": {
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"install_trust": false
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}
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}
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},
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"http": {
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"grace_period": 1,
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"servers": {
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"srv0": {
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"listen": [
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":18080"
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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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"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}:18080"
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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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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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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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skip_install_trust
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admin localhost:2999
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http_port 9080
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https_port 9443
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grace_period 1ns
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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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health_uri /health
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health_port 2021
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health_interval 10ms
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health_timeout 100ms
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health_passes 1
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health_fails 1
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}
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}
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`, "caddyfile")
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time.Sleep(100 * time.Millisecond) // TODO: for some reason this test seems particularly flaky, getting 503 when it should be 200, unless we wait
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tester.AssertGetResponse("http://localhost:9080/", 200, "Hello, World!")
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}
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func TestReverseProxyHealthCheckUnixSocket(t *testing.T) {
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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")
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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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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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}
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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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tester.InitServer(fmt.Sprintf(`
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{
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skip_install_trust
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admin localhost:2999
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http_port 9080
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https_port 9443
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grace_period 1ns
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}
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http://localhost:9080 {
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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")
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tester.AssertGetResponse("http://localhost:9080/", 200, "Hello, World!")
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}
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func TestReverseProxyHealthCheckUnixSocketWithoutPort(t *testing.T) {
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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")
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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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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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}
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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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tester.InitServer(fmt.Sprintf(`
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{
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skip_install_trust
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admin localhost:2999
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http_port 9080
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https_port 9443
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grace_period 1ns
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}
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http://localhost:9080 {
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reverse_proxy {
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to unix/%s
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health_uri /health
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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")
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tester.AssertGetResponse("http://localhost:9080/", 200, "Hello, World!")
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}
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