Update webfingering a little, add tests (#236)

* Update webfingering a little, add tests

* fix broken tests oops

internal/api/s2s/user/repliesget_test.go

@@ -15,7 +15,6 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/suite"
 	"github.com/superseriousbusiness/gotosocial/internal/api/s2s/user"
-	"github.com/superseriousbusiness/gotosocial/internal/api/security"
 	"github.com/superseriousbusiness/gotosocial/testrig"
 )
 
@@ -23,35 +22,6 @@ type RepliesGetTestSuite struct {
 	UserStandardTestSuite
 }
 
-func (suite *RepliesGetTestSuite) SetupSuite() {
-	suite.testTokens = testrig.NewTestTokens()
-	suite.testClients = testrig.NewTestClients()
-	suite.testApplications = testrig.NewTestApplications()
-	suite.testUsers = testrig.NewTestUsers()
-	suite.testAccounts = testrig.NewTestAccounts()
-	suite.testAttachments = testrig.NewTestAttachments()
-	suite.testStatuses = testrig.NewTestStatuses()
-}
-
-func (suite *RepliesGetTestSuite) SetupTest() {
-	suite.config = testrig.NewTestConfig()
-	suite.db = testrig.NewTestDB()
-	suite.tc = testrig.NewTestTypeConverter(suite.db)
-	suite.storage = testrig.NewTestStorage()
-	suite.log = testrig.NewTestLog()
-	suite.federator = testrig.NewTestFederator(suite.db, testrig.NewTestTransportController(testrig.NewMockHTTPClient(nil), suite.db), suite.storage)
-	suite.processor = testrig.NewTestProcessor(suite.db, suite.storage, suite.federator)
-	suite.userModule = user.New(suite.config, suite.processor, suite.log).(*user.Module)
-	suite.securityModule = security.New(suite.config, suite.db, suite.log).(*security.Module)
-	testrig.StandardDBSetup(suite.db, suite.testAccounts)
-	testrig.StandardStorageSetup(suite.storage, "../../../../testrig/media")
-}
-
-func (suite *RepliesGetTestSuite) TearDownTest() {
-	testrig.StandardDBTeardown(suite.db)
-	testrig.StandardStorageTeardown(suite.storage)
-}
-
 func (suite *RepliesGetTestSuite) TestGetReplies() {
 	// the dereference we're gonna use
 	derefRequests := testrig.NewTestDereferenceRequests(suite.testAccounts)

internal/api/s2s/user/user_test.go

@@ -12,9 +12,9 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/processing"
 	"github.com/superseriousbusiness/gotosocial/internal/typeutils"
+	"github.com/superseriousbusiness/gotosocial/testrig"
 )
 
-// nolint
 type UserStandardTestSuite struct {
 	// standard suite interfaces
 	suite.Suite
@@ -39,3 +39,32 @@ type UserStandardTestSuite struct {
 	// module being tested
 	userModule *user.Module
 }
+
+func (suite *UserStandardTestSuite) SetupSuite() {
+	suite.testTokens = testrig.NewTestTokens()
+	suite.testClients = testrig.NewTestClients()
+	suite.testApplications = testrig.NewTestApplications()
+	suite.testUsers = testrig.NewTestUsers()
+	suite.testAccounts = testrig.NewTestAccounts()
+	suite.testAttachments = testrig.NewTestAttachments()
+	suite.testStatuses = testrig.NewTestStatuses()
+}
+
+func (suite *UserStandardTestSuite) SetupTest() {
+	suite.config = testrig.NewTestConfig()
+	suite.db = testrig.NewTestDB()
+	suite.tc = testrig.NewTestTypeConverter(suite.db)
+	suite.storage = testrig.NewTestStorage()
+	suite.log = testrig.NewTestLog()
+	suite.federator = testrig.NewTestFederator(suite.db, testrig.NewTestTransportController(testrig.NewMockHTTPClient(nil), suite.db), suite.storage)
+	suite.processor = testrig.NewTestProcessor(suite.db, suite.storage, suite.federator)
+	suite.userModule = user.New(suite.config, suite.processor, suite.log).(*user.Module)
+	suite.securityModule = security.New(suite.config, suite.db, suite.log).(*security.Module)
+	testrig.StandardDBSetup(suite.db, suite.testAccounts)
+	testrig.StandardStorageSetup(suite.storage, "../../../../testrig/media")
+}
+
+func (suite *UserStandardTestSuite) TearDownTest() {
+	testrig.StandardDBTeardown(suite.db)
+	testrig.StandardStorageTeardown(suite.storage)
+}

internal/api/s2s/user/userget_test.go

@@ -14,7 +14,6 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/suite"
 	"github.com/superseriousbusiness/gotosocial/internal/api/s2s/user"
-	"github.com/superseriousbusiness/gotosocial/internal/api/security"
 	"github.com/superseriousbusiness/gotosocial/testrig"
 )
 
@@ -22,35 +21,6 @@ type UserGetTestSuite struct {
 	UserStandardTestSuite
 }
 
-func (suite *UserGetTestSuite) SetupSuite() {
-	suite.testTokens = testrig.NewTestTokens()
-	suite.testClients = testrig.NewTestClients()
-	suite.testApplications = testrig.NewTestApplications()
-	suite.testUsers = testrig.NewTestUsers()
-	suite.testAccounts = testrig.NewTestAccounts()
-	suite.testAttachments = testrig.NewTestAttachments()
-	suite.testStatuses = testrig.NewTestStatuses()
-}
-
-func (suite *UserGetTestSuite) SetupTest() {
-	suite.config = testrig.NewTestConfig()
-	suite.db = testrig.NewTestDB()
-	suite.tc = testrig.NewTestTypeConverter(suite.db)
-	suite.storage = testrig.NewTestStorage()
-	suite.log = testrig.NewTestLog()
-	suite.federator = testrig.NewTestFederator(suite.db, testrig.NewTestTransportController(testrig.NewMockHTTPClient(nil), suite.db), suite.storage)
-	suite.processor = testrig.NewTestProcessor(suite.db, suite.storage, suite.federator)
-	suite.userModule = user.New(suite.config, suite.processor, suite.log).(*user.Module)
-	suite.securityModule = security.New(suite.config, suite.db, suite.log).(*security.Module)
-	testrig.StandardDBSetup(suite.db, suite.testAccounts)
-	testrig.StandardStorageSetup(suite.storage, "../../../../testrig/media")
-}
-
-func (suite *UserGetTestSuite) TearDownTest() {
-	testrig.StandardDBTeardown(suite.db)
-	testrig.StandardStorageTeardown(suite.storage)
-}
-
 func (suite *UserGetTestSuite) TestGetUser() {
 	// the dereference we're gonna use
 	derefRequests := testrig.NewTestDereferenceRequests(suite.testAccounts)

internal/api/s2s/webfinger/webfinger_test.go

@@ -0,0 +1,124 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package webfinger_test
+
+import (
+	"crypto/rand"
+	"crypto/rsa"
+	"time"
+
+	"git.iim.gay/grufwub/go-store/kv"
+	"github.com/sirupsen/logrus"
+	"github.com/stretchr/testify/suite"
+	"github.com/superseriousbusiness/gotosocial/internal/ap"
+	"github.com/superseriousbusiness/gotosocial/internal/api/s2s/webfinger"
+	"github.com/superseriousbusiness/gotosocial/internal/api/security"
+	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/federation"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/processing"
+	"github.com/superseriousbusiness/gotosocial/internal/typeutils"
+	"github.com/superseriousbusiness/gotosocial/testrig"
+)
+
+type WebfingerStandardTestSuite struct {
+	// standard suite interfaces
+	suite.Suite
+	config         *config.Config
+	db             db.DB
+	log            *logrus.Logger
+	tc             typeutils.TypeConverter
+	federator      federation.Federator
+	processor      processing.Processor
+	storage        *kv.KVStore
+	securityModule *security.Module
+
+	// standard suite models
+	testTokens       map[string]*gtsmodel.Token
+	testClients      map[string]*gtsmodel.Client
+	testApplications map[string]*gtsmodel.Application
+	testUsers        map[string]*gtsmodel.User
+	testAccounts     map[string]*gtsmodel.Account
+	testAttachments  map[string]*gtsmodel.MediaAttachment
+	testStatuses     map[string]*gtsmodel.Status
+
+	// module being tested
+	webfingerModule *webfinger.Module
+}
+
+func (suite *WebfingerStandardTestSuite) SetupSuite() {
+	suite.testTokens = testrig.NewTestTokens()
+	suite.testClients = testrig.NewTestClients()
+	suite.testApplications = testrig.NewTestApplications()
+	suite.testUsers = testrig.NewTestUsers()
+	suite.testAccounts = testrig.NewTestAccounts()
+	suite.testAttachments = testrig.NewTestAttachments()
+	suite.testStatuses = testrig.NewTestStatuses()
+}
+
+func (suite *WebfingerStandardTestSuite) SetupTest() {
+	suite.config = testrig.NewTestConfig()
+	suite.db = testrig.NewTestDB()
+	suite.tc = testrig.NewTestTypeConverter(suite.db)
+	suite.storage = testrig.NewTestStorage()
+	suite.log = testrig.NewTestLog()
+	suite.federator = testrig.NewTestFederator(suite.db, testrig.NewTestTransportController(testrig.NewMockHTTPClient(nil), suite.db), suite.storage)
+	suite.processor = testrig.NewTestProcessor(suite.db, suite.storage, suite.federator)
+	suite.webfingerModule = webfinger.New(suite.config, suite.processor, suite.log).(*webfinger.Module)
+	suite.securityModule = security.New(suite.config, suite.db, suite.log).(*security.Module)
+	testrig.StandardDBSetup(suite.db, suite.testAccounts)
+	testrig.StandardStorageSetup(suite.storage, "../../../../testrig/media")
+}
+
+func (suite *WebfingerStandardTestSuite) TearDownTest() {
+	testrig.StandardDBTeardown(suite.db)
+	testrig.StandardStorageTeardown(suite.storage)
+}
+
+func accountDomainAccount() *gtsmodel.Account {
+	privateKey, err := rsa.GenerateKey(rand.Reader, 2048)
+	if err != nil {
+		panic(err)
+	}
+	publicKey := &privateKey.PublicKey
+
+	acct := &gtsmodel.Account{
+		ID:                    "01FG1K8EA7SYHEC7V6XKVNC4ZA",
+		CreatedAt:             time.Now(),
+		UpdatedAt:             time.Now(),
+		Username:              "aaaaa",
+		Domain:                "",
+		Privacy:               gtsmodel.VisibilityDefault,
+		Language:              "en",
+		URI:                   "http://gts.example.org/users/aaaaa",
+		URL:                   "http://gts.example.org/@aaaaa",
+		InboxURI:              "http://gts.example.org/users/aaaaa/inbox",
+		OutboxURI:             "http://gts.example.org/users/aaaaa/outbox",
+		FollowingURI:          "http://gts.example.org/users/aaaaa/following",
+		FollowersURI:          "http://gts.example.org/users/aaaaa/followers",
+		FeaturedCollectionURI: "http://gts.example.org/users/aaaaa/collections/featured",
+		ActorType:             ap.ActorPerson,
+		PrivateKey:            privateKey,
+		PublicKey:             publicKey,
+		PublicKeyURI:          "http://gts.example.org/users/aaaaa/main-key",
+	}
+
+	return acct
+}

internal/api/s2s/webfinger/webfingerget.go

@@ -43,19 +43,21 @@ func (m *Module) WebfingerGETRequest(c *gin.Context) {
 		return
 	}
 
-	withAcct := strings.Split(q, "acct:")
-	if len(withAcct) != 2 {
-		l.Debugf("aborting request because resource query %s could not be split by 'acct:'", q)
+	// remove the acct: prefix if it's present
+	trimAcct := strings.TrimPrefix(q, "acct:")
+	// remove the first @ in @whatever@example.org if it's present
+	namestring := strings.TrimPrefix(trimAcct, "@")
+
+	// at this point we should have a string like some_user@example.org
+	l.Debugf("got finger request for '%s'", namestring)
+
+	usernameAndAccountDomain := strings.Split(namestring, "@")
+	if len(usernameAndAccountDomain) != 2 {
+		l.Debugf("aborting request because username and domain could not be parsed from %s", namestring)
 		c.JSON(http.StatusBadRequest, gin.H{"error": "bad request"})
 		return
 	}
 
-	usernameAndAccountDomain := strings.Split(withAcct[1], "@")
-	if len(usernameAndAccountDomain) != 2 {
-		l.Debugf("aborting request because username and domain could not be parsed from %s", withAcct[1])
-		c.JSON(http.StatusBadRequest, gin.H{"error": "bad request"})
-		return
-	}
 	username := strings.ToLower(usernameAndAccountDomain[0])
 	accountDomain := strings.ToLower(usernameAndAccountDomain[1])
 	if username == "" || accountDomain == "" {
@@ -77,7 +79,7 @@ func (m *Module) WebfingerGETRequest(c *gin.Context) {
 		ctx = context.WithValue(ctx, util.APRequestingPublicKeyVerifier, verifier)
 	}
 
-	resp, err := m.processor.GetWebfingerAccount(ctx, username, c.Request.URL)
+	resp, err := m.processor.GetWebfingerAccount(ctx, username)
 	if err != nil {
 		l.Debugf("aborting request with an error: %s", err.Error())
 		c.JSON(err.Code(), gin.H{"error": err.Safe()})

internal/api/s2s/webfinger/webfingerget_test.go

@@ -0,0 +1,155 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package webfinger_test
+
+import (
+	"context"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/gin-gonic/gin"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/suite"
+	"github.com/superseriousbusiness/gotosocial/internal/api/s2s/webfinger"
+	"github.com/superseriousbusiness/gotosocial/internal/processing"
+	"github.com/superseriousbusiness/gotosocial/testrig"
+)
+
+type WebfingerGetTestSuite struct {
+	WebfingerStandardTestSuite
+}
+
+func (suite *WebfingerGetTestSuite) TestFingerUser() {
+	targetAccount := suite.testAccounts["local_account_1"]
+
+	// setup request
+	requestPath := fmt.Sprintf("/%s?resource=acct:%s@%s", webfinger.WebfingerBasePath, targetAccount.Username, suite.config.Host)
+
+	recorder := httptest.NewRecorder()
+	ctx, _ := gin.CreateTestContext(recorder)
+	ctx.Request = httptest.NewRequest(http.MethodGet, requestPath, nil) // the endpoint we're hitting
+
+	// trigger the function being tested
+	suite.webfingerModule.WebfingerGETRequest(ctx)
+
+	// check response
+	suite.EqualValues(http.StatusOK, recorder.Code)
+
+	result := recorder.Result()
+	defer result.Body.Close()
+	b, err := ioutil.ReadAll(result.Body)
+	assert.NoError(suite.T(), err)
+
+	suite.Equal(`{"subject":"acct:the_mighty_zork@localhost:8080","aliases":["http://localhost:8080/users/the_mighty_zork","http://localhost:8080/@the_mighty_zork"],"links":[{"rel":"http://webfinger.net/rel/profile-page","type":"text/html","href":"http://localhost:8080/@the_mighty_zork"},{"rel":"self","type":"application/activity+json","href":"http://localhost:8080/users/the_mighty_zork"}]}`, string(b))
+}
+
+func (suite *WebfingerGetTestSuite) TestFingerUserWithDifferentAccountDomainByHost() {
+	suite.config.Host = "gts.example.org"
+	suite.config.AccountDomain = "example.org"
+	suite.processor = processing.NewProcessor(suite.config, suite.tc, suite.federator, testrig.NewTestOauthServer(suite.db), testrig.NewTestMediaHandler(suite.db, suite.storage), suite.storage, testrig.NewTestTimelineManager(suite.db), suite.db, suite.log)
+	suite.webfingerModule = webfinger.New(suite.config, suite.processor, suite.log).(*webfinger.Module)
+
+	targetAccount := accountDomainAccount()
+	if err := suite.db.Put(context.Background(), targetAccount); err != nil {
+		panic(err)
+	}
+
+	// setup request
+	requestPath := fmt.Sprintf("/%s?resource=acct:%s@%s", webfinger.WebfingerBasePath, targetAccount.Username, suite.config.Host)
+
+	recorder := httptest.NewRecorder()
+	ctx, _ := gin.CreateTestContext(recorder)
+	ctx.Request = httptest.NewRequest(http.MethodGet, requestPath, nil) // the endpoint we're hitting
+
+	// trigger the function being tested
+	suite.webfingerModule.WebfingerGETRequest(ctx)
+
+	// check response
+	suite.EqualValues(http.StatusOK, recorder.Code)
+
+	result := recorder.Result()
+	defer result.Body.Close()
+	b, err := ioutil.ReadAll(result.Body)
+	assert.NoError(suite.T(), err)
+
+	suite.Equal(`{"subject":"acct:aaaaa@example.org","aliases":["http://gts.example.org/users/aaaaa","http://gts.example.org/@aaaaa"],"links":[{"rel":"http://webfinger.net/rel/profile-page","type":"text/html","href":"http://gts.example.org/@aaaaa"},{"rel":"self","type":"application/activity+json","href":"http://gts.example.org/users/aaaaa"}]}`, string(b))
+}
+
+func (suite *WebfingerGetTestSuite) TestFingerUserWithDifferentAccountDomainByAccountDomain() {
+	suite.config.Host = "gts.example.org"
+	suite.config.AccountDomain = "example.org"
+	suite.processor = processing.NewProcessor(suite.config, suite.tc, suite.federator, testrig.NewTestOauthServer(suite.db), testrig.NewTestMediaHandler(suite.db, suite.storage), suite.storage, testrig.NewTestTimelineManager(suite.db), suite.db, suite.log)
+	suite.webfingerModule = webfinger.New(suite.config, suite.processor, suite.log).(*webfinger.Module)
+
+	targetAccount := accountDomainAccount()
+	if err := suite.db.Put(context.Background(), targetAccount); err != nil {
+		panic(err)
+	}
+
+	// setup request
+	requestPath := fmt.Sprintf("/%s?resource=acct:%s@%s", webfinger.WebfingerBasePath, targetAccount.Username, suite.config.AccountDomain)
+
+	recorder := httptest.NewRecorder()
+	ctx, _ := gin.CreateTestContext(recorder)
+	ctx.Request = httptest.NewRequest(http.MethodGet, requestPath, nil) // the endpoint we're hitting
+
+	// trigger the function being tested
+	suite.webfingerModule.WebfingerGETRequest(ctx)
+
+	// check response
+	suite.EqualValues(http.StatusOK, recorder.Code)
+
+	result := recorder.Result()
+	defer result.Body.Close()
+	b, err := ioutil.ReadAll(result.Body)
+	assert.NoError(suite.T(), err)
+
+	suite.Equal(`{"subject":"acct:aaaaa@example.org","aliases":["http://gts.example.org/users/aaaaa","http://gts.example.org/@aaaaa"],"links":[{"rel":"http://webfinger.net/rel/profile-page","type":"text/html","href":"http://gts.example.org/@aaaaa"},{"rel":"self","type":"application/activity+json","href":"http://gts.example.org/users/aaaaa"}]}`, string(b))
+}
+
+func (suite *WebfingerGetTestSuite) TestFingerUserWithoutAcct() {
+	targetAccount := suite.testAccounts["local_account_1"]
+
+	// setup request -- leave out the 'acct:' prefix, which is prettymuch what pixelfed currently does
+	requestPath := fmt.Sprintf("/%s?resource=%s@%s", webfinger.WebfingerBasePath, targetAccount.Username, suite.config.Host)
+
+	recorder := httptest.NewRecorder()
+	ctx, _ := gin.CreateTestContext(recorder)
+	ctx.Request = httptest.NewRequest(http.MethodGet, requestPath, nil) // the endpoint we're hitting
+
+	// trigger the function being tested
+	suite.webfingerModule.WebfingerGETRequest(ctx)
+
+	// check response
+	suite.EqualValues(http.StatusOK, recorder.Code)
+
+	result := recorder.Result()
+	defer result.Body.Close()
+	b, err := ioutil.ReadAll(result.Body)
+	assert.NoError(suite.T(), err)
+
+	suite.Equal(`{"subject":"acct:the_mighty_zork@localhost:8080","aliases":["http://localhost:8080/users/the_mighty_zork","http://localhost:8080/@the_mighty_zork"],"links":[{"rel":"http://webfinger.net/rel/profile-page","type":"text/html","href":"http://localhost:8080/@the_mighty_zork"},{"rel":"self","type":"application/activity+json","href":"http://localhost:8080/users/the_mighty_zork"}]}`, string(b))
+}
+
+func TestWebfingerGetTestSuite(t *testing.T) {
+	suite.Run(t, new(WebfingerGetTestSuite))
+}

internal/config/default.go

@@ -9,6 +9,7 @@ func TestDefault() *Config {
 		LogLevel:        defaults.LogLevel,
 		ApplicationName: defaults.ApplicationName,
 		Host:            defaults.Host,
+		AccountDomain:   defaults.AccountDomain,
 		Protocol:        defaults.Protocol,
 		Port:            defaults.Port,
 		TrustedProxies:  defaults.TrustedProxies,
@@ -204,7 +205,7 @@ func GetTestDefaults() Defaults {
 		ApplicationName: "gotosocial",
 		ConfigPath:      "",
 		Host:            "localhost:8080",
-		AccountDomain:   "",
+		AccountDomain:   "localhost:8080",
 		Protocol:        "http",
 		Port:            8080,
 		TrustedProxies:  []string{"127.0.0.1/32"},

internal/processing/federation.go

@@ -371,7 +371,7 @@ func (p *processor) GetFediStatusReplies(ctx context.Context, requestedUsername
 	return data, nil
 }
 
-func (p *processor) GetWebfingerAccount(ctx context.Context, requestedUsername string, requestURL *url.URL) (*apimodel.WellKnownResponse, gtserror.WithCode) {
+func (p *processor) GetWebfingerAccount(ctx context.Context, requestedUsername string) (*apimodel.WellKnownResponse, gtserror.WithCode) {
 	// get the account the request is referring to
 	requestedAccount, err := p.db.GetLocalAccountByUsername(ctx, requestedUsername)
 	if err != nil {

internal/processing/processor.go

@@ -202,7 +202,7 @@ type Processor interface {
 	GetFediStatusReplies(ctx context.Context, requestedUsername string, requestedStatusID string, page bool, onlyOtherAccounts bool, minID string, requestURL *url.URL) (interface{}, gtserror.WithCode)
 
 	// GetWebfingerAccount handles the GET for a webfinger resource. Most commonly, it will be used for returning account lookups.
-	GetWebfingerAccount(ctx context.Context, requestedUsername string, requestURL *url.URL) (*apimodel.WellKnownResponse, gtserror.WithCode)
+	GetWebfingerAccount(ctx context.Context, requestedUsername string) (*apimodel.WellKnownResponse, gtserror.WithCode)
 
 	// GetNodeInfoRel returns a well known response giving the path to node info.
 	GetNodeInfoRel(ctx context.Context, request *http.Request) (*apimodel.WellKnownResponse, gtserror.WithCode)