77b0275572
- Set the right keyID and use the right signing keys for outgoing requests. - Verify the HTTP signature of all incoming requests, except for the server actor. - Caches keys of incoming requests for users and servers actors. Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7035 Reviewed-by: Gusted <gusted@noreply.codeberg.org> Co-authored-by: famfo <famfo@famfo.xyz> Co-committed-by: famfo <famfo@famfo.xyz>
82 lines
2.5 KiB
Go
82 lines
2.5 KiB
Go
// Copyright 2025 The Forgejo Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package integration
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import (
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"fmt"
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"net/http"
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"net/url"
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"testing"
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"forgejo.org/models/db"
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"forgejo.org/models/forgefed"
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"forgejo.org/models/unittest"
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"forgejo.org/models/user"
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"forgejo.org/modules/activitypub"
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"forgejo.org/modules/setting"
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"forgejo.org/modules/test"
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"forgejo.org/routers"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestFederationHttpSigValidation(t *testing.T) {
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defer test.MockVariableValue(&setting.Federation.Enabled, true)()
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defer test.MockVariableValue(&testWebRoutes, routers.NormalRoutes())()
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onGiteaRun(t, func(t *testing.T, u *url.URL) {
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userID := 2
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userURL := fmt.Sprintf("%sapi/v1/activitypub/user-id/%d", u, userID)
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user1 := unittest.AssertExistsAndLoadBean(t, &user.User{ID: 1})
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clientFactory, err := activitypub.GetClientFactory(db.DefaultContext)
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require.NoError(t, err)
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apClient, err := clientFactory.WithKeys(db.DefaultContext, user1, user1.APActorKeyID())
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require.NoError(t, err)
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// Unsigned request
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t.Run("UnsignedRequest", func(t *testing.T) {
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req := NewRequest(t, "GET", userURL)
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MakeRequest(t, req, http.StatusBadRequest)
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})
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// Signed request
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t.Run("SignedRequest", func(t *testing.T) {
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resp, err := apClient.Get(userURL)
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require.NoError(t, err)
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assert.Equal(t, http.StatusOK, resp.StatusCode)
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})
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// HACK HACK HACK: the host part of the URL gets set to which IP forgejo is
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// listening on, NOT localhost, which is the Domain given to forgejo which
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// is then used for eg. the keyID all requests
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applicationKeyID := fmt.Sprintf("%sapi/v1/activitypub/actor#main-key", setting.AppURL)
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actorKeyID := fmt.Sprintf("%sapi/v1/activitypub/user-id/1#main-key", setting.AppURL)
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// Check for cached public keys
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t.Run("ValidateCaches", func(t *testing.T) {
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host, err := forgefed.FindFederationHostByKeyID(db.DefaultContext, applicationKeyID)
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require.NoError(t, err)
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assert.NotNil(t, host)
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assert.True(t, host.PublicKey.Valid)
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user, err := user.GetFederatedUserByKeyID(db.DefaultContext, actorKeyID)
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require.NoError(t, err)
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assert.NotNil(t, user)
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assert.True(t, user.PublicKey.Valid)
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})
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// Disable signature validation
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defer test.MockVariableValue(&setting.Federation.SignatureEnforced, false)()
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// Unsigned request
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t.Run("SignatureValidationDisabled", func(t *testing.T) {
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req := NewRequest(t, "GET", userURL)
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MakeRequest(t, req, http.StatusOK)
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})
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})
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}
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