Apply bits of the cookie settings PR one by one (#140)

Enables uses to change the cookie domain and partitioned flags.

Signed-off-by: Xe Iaso <me@xeiaso.net>

lib/anubis_test.go

@@ -1,15 +1,18 @@
 package lib
 
 import (
+	"encoding/json"
 	"fmt"
 	"net/http"
 	"net/http/httptest"
 	"testing"
 
 	"github.com/TecharoHQ/anubis"
+	"github.com/TecharoHQ/anubis/internal"
+	"github.com/TecharoHQ/anubis/lib/policy"
 )
 
-func spawnAnubis(t *testing.T, h http.Handler) string {
+func loadPolicies(t *testing.T, fname string) *policy.ParsedConfig {
 	t.Helper()
 
 	policy, err := LoadPoliciesOrDefault("", anubis.DefaultDifficulty)
@@ -17,23 +20,102 @@ func spawnAnubis(t *testing.T, h http.Handler) string {
 		t.Fatal(err)
 	}
 
-	s, err := New(Options{
-		Next:           h,
-		Policy:         policy,
-		ServeRobotsTXT: true,
-	})
+	return policy
+}
+
+func spawnAnubis(t *testing.T, opts Options) *Server {
+	t.Helper()
+
+	s, err := New(opts)
 	if err != nil {
 		t.Fatalf("can't construct libanubis.Server: %v", err)
 	}
 
-	ts := httptest.NewServer(s)
-	t.Log(ts.URL)
+	return s
+}
 
-	t.Cleanup(func() {
-		ts.Close()
+func TestCookieSettings(t *testing.T) {
+	pol := loadPolicies(t, "")
+	pol.DefaultDifficulty = 0
+
+	srv := spawnAnubis(t, Options{
+		Next:   http.NewServeMux(),
+		Policy: pol,
+
+		CookieDomain:      "local.cetacean.club",
+		CookiePartitioned: true,
+		CookieName:        t.Name(),
 	})
 
-	return ts.URL
+	ts := httptest.NewServer(internal.DefaultXRealIP("127.0.0.1", srv))
+	defer ts.Close()
+
+	cli := &http.Client{
+		CheckRedirect: func(req *http.Request, via []*http.Request) error {
+			return http.ErrUseLastResponse
+		},
+	}
+
+	resp, err := cli.Post(ts.URL+"/.within.website/x/cmd/anubis/api/make-challenge", "", nil)
+	if err != nil {
+		t.Fatalf("can't request challenge: %v", err)
+	}
+	defer resp.Body.Close()
+
+	var chall = struct {
+		Challenge string `json:"challenge"`
+	}{}
+	if err := json.NewDecoder(resp.Body).Decode(&chall); err != nil {
+		t.Fatalf("can't read challenge response body: %v", err)
+	}
+
+	nonce := 0
+	elapsedTime := 420
+	redir := "/"
+	calcString := fmt.Sprintf("%s%d", chall.Challenge, nonce)
+	calculated := internal.SHA256sum(calcString)
+
+	req, err := http.NewRequest(http.MethodGet, ts.URL+"/.within.website/x/cmd/anubis/api/pass-challenge", nil)
+	if err != nil {
+		t.Fatalf("can't make request: %v", err)
+	}
+
+	q := req.URL.Query()
+	q.Set("response", calculated)
+	q.Set("nonce", fmt.Sprint(nonce))
+	q.Set("redir", redir)
+	q.Set("elapsedTime", fmt.Sprint(elapsedTime))
+	req.URL.RawQuery = q.Encode()
+
+	resp, err = cli.Do(req)
+	if err != nil {
+		t.Fatalf("can't do challenge passing")
+	}
+
+	if resp.StatusCode != http.StatusFound {
+		t.Errorf("wanted %d, got: %d", http.StatusFound, resp.StatusCode)
+	}
+
+	var ckie *http.Cookie
+	for _, cookie := range resp.Cookies() {
+		t.Logf("%#v", cookie)
+		if cookie.Name == anubis.CookieName {
+			ckie = cookie
+			break
+		}
+	}
+
+	if ckie.Domain != "local.cetacean.club" {
+		t.Errorf("cookie domain is wrong, wanted local.cetacean.club, got: %s", ckie.Domain)
+	}
+
+	if ckie.Partitioned != srv.opts.CookiePartitioned {
+		t.Errorf("wanted partitioned flag %v, got: %v", srv.opts.CookiePartitioned, ckie.Partitioned)
+	}
+
+	if ckie == nil {
+		t.Errorf("Cookie %q not found", anubis.CookieName)
+	}
 }
 
 func TestCheckDefaultDifficultyMatchesPolicy(t *testing.T) {