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* reverseproxy: construct active health-check transport from scratch (Fixes #3691) * reverseproxy: do upstream health-check on the correct alternative port * reverseproxy: add integration test for health-check on alternative port * reverseproxy: put back the custom transport for health-check http client * reverseproxy: cleanup health-check integration test * reverseproxy: fix health-check of unix socket upstreams * reverseproxy: skip unix socket tests on Windows * tabs > spaces Co-authored-by: Francis Lavoie <lavofr@gmail.com> * make the linter (and @francislavoie) happy Co-authored-by: Francis Lavoie <lavofr@gmail.com> * One more lint fix Co-authored-by: Francis Lavoie <lavofr@gmail.com> Co-authored-by: Francis Lavoie <lavofr@gmail.com>master
Mohammed Al Sahaf
4 years ago
committed by
GitHub
5 changed files with 132 additions and 21 deletions
@ -0,0 +1,97 @@ |
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package integration |
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import ( |
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"fmt" |
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"io/ioutil" |
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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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"github.com/caddyserver/caddy/v2/caddytest" |
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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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health_path /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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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 := ioutil.TempFile("", "*.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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http_port 9080 |
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https_port 9443 |
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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_path /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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