feat: e2e tests for pass

go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/go-sql-driver/mysql v1.7.1
 	github.com/golang-jwt/jwt/v5 v5.2.0
 	github.com/google/uuid v1.3.1
-	github.com/gorilla/websocket v1.5.0
+	github.com/gorilla/websocket v1.5.1
 	github.com/jaswdr/faker v1.16.0
 	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/pkg/errors v0.9.1

go.sum

@@ -229,6 +229,8 @@ github.com/googleapis/gax-go/v2 v2.12.0/go.mod h1:y+aIqrI5eb1YGMVJfuV3185Ts/D7qK
 github.com/googleapis/google-cloud-go-testing v0.0.0-20200911160855-bcd43fbb19e8/go.mod h1:dvDLG8qkwmyD9a/MJJN3XJcT3xFxOKAvTZGvuZmac9g=
 github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
 github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
+github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=

tests/pass/pass_test.go

@@ -0,0 +1,192 @@
+package pass
+
+import (
+	"bytes"
+	"encoding/base64"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"testing"
+	"time"
+
+	"github.com/gorilla/websocket"
+)
+
+type ConfigureBrowserExtensionResponse struct {
+	BrowserExtensionPairingToken string `json:"browser_extension_pairing_token"`
+	ConnectionToken              string `json:"connection_token"`
+}
+
+var (
+	httpClient = http.DefaultClient
+	wsDialer   = websocket.DefaultDialer
+)
+
+func TestPassHappyFlow(t *testing.T) {
+	const api = "localhost:8082"
+
+	resp, err := configureBrowserExtension("http://" + api + "/browser_extension/configure")
+	if err != nil {
+		t.Fatalf("Failed to configure browser extension: %v", err)
+	}
+
+	browserExtensionDone := make(chan struct{})
+	mobileDone := make(chan struct{})
+
+	go func() {
+		defer close(browserExtensionDone)
+
+		err := browserExtensionWaitForConfirm("ws://"+api+"/browser_extension/wait_for_connection", resp.BrowserExtensionPairingToken)
+		if err != nil {
+			t.Errorf("Error when Browser Extension waited for confirm: %v", err)
+			return
+		}
+
+		err = proxyWebSocket(
+			"ws://"+api+"/browser_extension/proxy_to_mobile",
+			resp.BrowserExtensionPairingToken,
+			"sent from browser extension",
+			"sent from mobile")
+		if err != nil {
+			t.Errorf("Browser Extension: proxy failed: %v", err)
+			return
+		}
+
+	}()
+	go func() {
+		defer close(mobileDone)
+
+		err := confirmMobile("http://"+api+"/mobile/confirm", resp.ConnectionToken)
+		if err != nil {
+			t.Errorf("Mobile: confirm failed: %v", err)
+			return
+		}
+
+		err = proxyWebSocket(
+			"ws://"+api+"/mobile/proxy_to_browser_extension",
+			resp.BrowserExtensionPairingToken,
+			"sent from mobile",
+			"sent from browser extension",
+		)
+		if err != nil {
+			t.Errorf("Mobile: proxy failed: %v", err)
+			return
+		}
+	}()
+
+	<-browserExtensionDone
+	<-mobileDone
+}
+
+func browserExtensionWaitForConfirm(url, token string) error {
+	var resp struct {
+		Status string `json:"status"`
+	}
+
+	conn, err := dialWS(url, token)
+	if err != nil {
+		return err
+	}
+	defer conn.Close()
+
+	conn.SetReadDeadline(time.Now().Add(time.Second))
+	_, message, err := conn.ReadMessage()
+	if err != nil {
+		return fmt.Errorf("error reading from connection: %w", err)
+	}
+	if err := json.Unmarshal(message, &resp); err != nil {
+		return fmt.Errorf("failed to decode message: %w", err)
+	}
+	const expectedStatus = "ok"
+	if resp.Status != expectedStatus {
+		return fmt.Errorf("received status %q, expected %q", resp.Status, expectedStatus)
+	}
+	return nil
+}
+
+func configureBrowserExtension(endpoint string) (ConfigureBrowserExtensionResponse, error) {
+	req, err := http.NewRequest("POST", endpoint, bytes.NewBufferString(`{"extension_id":"9317f6c1-0470-41c3-b735-542f2c6b70c3"}`))
+	if err != nil {
+		return ConfigureBrowserExtensionResponse{}, fmt.Errorf("failed to create http request: %w", err)
+	}
+	httpResp, err := httpClient.Do(req)
+	if err != nil {
+		return ConfigureBrowserExtensionResponse{}, fmt.Errorf("failed perform the request: %w", err)
+	}
+	defer httpResp.Body.Close()
+
+	var resp ConfigureBrowserExtensionResponse
+	m := json.NewDecoder(httpResp.Body)
+	if err := m.Decode(&resp); err != nil {
+		return resp, fmt.Errorf("failed to decode the response: %w", err)
+	}
+
+	return resp, nil
+}
+
+func confirmMobile(endpoint, connectionToken string) error {
+	req, err := http.NewRequest("POST", endpoint, bytes.NewBufferString(`{"device_id":"d317f6c1-0470-41c3-b735-542f2c6b70c8"})`))
+	if err != nil {
+		return fmt.Errorf("failed to prepare the reqest: %w", err)
+	}
+	req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", connectionToken))
+
+	httpResp, err := httpClient.Do(req)
+	if err != nil {
+		return fmt.Errorf("failed to perform the reqest: %w", err)
+	}
+	defer httpResp.Body.Close()
+
+	if httpResp.StatusCode > 299 {
+		return fmt.Errorf("unexpected response: %s", httpResp.Status)
+	}
+
+	return nil
+}
+
+func proxyWebSocket(endpoint string, token string, writeMsg, expectedReadMsg string) error {
+	conn, err := dialWS(endpoint, token)
+	if err != nil {
+		return nil
+	}
+	defer conn.Close()
+
+	doneReading := make(chan error)
+
+	go func() {
+		defer close(doneReading)
+		_, message, err := conn.ReadMessage()
+		if err != nil {
+			doneReading <- fmt.Errorf("faile to read message: %w", err)
+			return
+		}
+		if string(message) != expectedReadMsg {
+			doneReading <- fmt.Errorf("expected to read %q, read %q", expectedReadMsg, string(message))
+			return
+		}
+	}()
+
+	if err := conn.WriteMessage(websocket.TextMessage, []byte(writeMsg)); err != nil {
+		return fmt.Errorf("failed to write message: %w", err)
+	}
+	err, _ = <-doneReading
+	if err != nil {
+		return fmt.Errorf("error when reading: %w", err)
+	}
+	return nil
+}
+
+func dialWS(url, auth string) (*websocket.Conn, error) {
+	authEncodedAsProtocol := fmt.Sprintf("base64url.bearer.authorization.2pass.io.%s", base64.RawURLEncoding.EncodeToString([]byte(auth)))
+
+	conn, _, err := wsDialer.Dial(url, http.Header{
+		"Sec-WebSocket-Protocol": []string{
+			"2pass.io",
+			authEncodedAsProtocol,
+		},
+	})
+	if err != nil {
+		return nil, fmt.Errorf("failed to dial ws %q: %v", url, err)
+	}
+	return conn, nil
+}