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package integration
import (
"fmt"
"io/ioutil"
"net"
"net/http"
"os"
"runtime"
"strings"
"testing"
"github.com/caddyserver/caddy/v2/caddytest"
)
func TestReverseProxyHealthCheck(t *testing.T) {
tester := caddytest.NewTester(t)
tester.InitServer(`
{
http_port 9080
https_port 9443
}
http://localhost:2020 {
respond "Hello, World!"
}
http://localhost:2021 {
respond "ok"
}
http://localhost:9080 {
reverse_proxy {
to localhost:2020
health_path /health
health_port 2021
health_interval 2s
health_timeout 5s
}
}
`, "caddyfile")
tester.AssertGetResponse("http://localhost:9080/", 200, "Hello, World!")
}
func TestReverseProxyHealthCheckUnixSocket(t *testing.T) {
if runtime.GOOS == "windows" {
t.SkipNow()
}
tester := caddytest.NewTester(t)
f, err := ioutil.TempFile("", "*.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{
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_path /health
health_port 2021
health_interval 2s
health_timeout 5s
}
}
`, socketName), "caddyfile")
tester.AssertGetResponse("http://localhost:9080/", 200, "Hello, World!")
}
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