Fix users' noreply email address could be verified when sign with ssh key

models/fixtures/public_key.yml

@@ -9,3 +9,23 @@
   created_unix: 1559593109
   updated_unix: 1565224552
   login_source_id: 0
+  verified: false
+
+- id: 2
+  owner_id: 2
+  name: user2@example.com
+  fingerprint: "SHA256:70+Mc6lGvBwTlXkxDqJwXZYqV6XzU7jDE06+lC+gocY"
+  content: "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILpPrMXSg9qTx04jPNPWRcHsutyxWjThIpzcaO68yWVn user2@example.com"
+  #-----BEGIN OPENSSH PRIVATE KEY-----
+#b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
+#QyNTUxOQAAACC6T6zF0oPak8dOIzzT1kXB7LrcsVo04SKc3GjuvMllZwAAAJgy08upMtPL
+#qQAAAAtzc2gtZWQyNTUxOQAAACC6T6zF0oPak8dOIzzT1kXB7LrcsVo04SKc3GjuvMllZw
+#AAAEDWqPHTH51xb4hy1y1f1VeWL/2A9Q0b6atOyv5fx8x5prpPrMXSg9qTx04jPNPWRcHs
+#utyxWjThIpzcaO68yWVnAAAAEXVzZXIyQGV4YW1wbGUuY29tAQIDBA==
+#-----END OPENSSH PRIVATE KEY-----
+  mode: 2
+  type: 1
+  created_unix: 1559593109
+  updated_unix: 1565224552
+  login_source_id: 0
+  verified: true

services/asymkey/commit.go

@@ -393,6 +393,13 @@ func parseCommitWithSSHSignature(ctx context.Context, c *git.Commit, committerUs
 			log.Error("GetEmailAddresses: %v", err)
 		}
 
+		// committer's noreply email address should be considered as activated
+		// so that user signed with that email address can be verified
+		committerEmailAddresses = append(committerEmailAddresses, &user_model.EmailAddress{
+			IsActivated: true,
+			Email:       committerUser.GetPlaceholderEmail(),
+		})
+
 		activated := false
 		for _, e := range committerEmailAddresses {
 			if e.IsActivated && strings.EqualFold(e.Email, c.Committer.Email) {

services/asymkey/commit_test.go

@@ -4,9 +4,12 @@
 package asymkey
 
 import (
+	"fmt"
 	"strings"
 	"testing"
 
+	asymkey_model "code.gitea.io/gitea/models/asymkey"
+	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/setting"
@@ -17,6 +20,8 @@ import (
 )
 
 func TestParseCommitWithSSHSignature(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
 	// Here we only test the TrustedSSHKeys. The complete signing test is in tests/integration/gpg_ssh_git_test.go
 	t.Run("TrustedSSHKey", func(t *testing.T) {
 		defer test.MockVariableValue(&setting.Repository.Signing.SigningName, "gitea")()
@@ -51,4 +56,60 @@ Initial commit with signed file
 			assert.Equal(t, "gitea@fake.local", ret.SigningUser.Email)
 		}
 	})
+
+	t.Run("SSH_Sign_With_UserEmail", func(t *testing.T) {
+		commit, err := git.CommitFromReader(nil, git.Sha1ObjectFormat.EmptyObjectID(), strings.NewReader(fmt.Sprintf(`tree a3b1fad553e0f9a2b4a58327bebde36c7da75aa2
+author user2 <user2@example.com> 1752194028 -0700
+committer user2 <user2@example.com> 1752194028 -0700
+gpgsig -----BEGIN SSH SIGNATURE-----
+ U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAguk+sxdKD2pPHTiM809ZFwey63L
+ FaNOEinNxo7rzJZWcAAAADZ2l0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5
+ AAAAQBfX+6mcKZBnXckwHcBFqRuXMD3vTKi1yv5wgrqIxTyr2LWB97xxmO92cvjsr0POQ2
+ 2YA7mQS510Cg2s1uU1XAk=
+ -----END SSH SIGNATURE-----
+
+init project
+`)))
+		require.NoError(t, err)
+		committingUser := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
+		sshKey := unittest.AssertExistsAndLoadBean(t, &asymkey_model.PublicKey{ID: 2})
+
+		ret := ParseCommitWithSSHSignature(t.Context(), commit, committingUser)
+		require.NotNil(t, ret)
+		assert.True(t, ret.Verified)
+		assert.Equal(t, "user2 / SHA256:70+Mc6lGvBwTlXkxDqJwXZYqV6XzU7jDE06+lC+gocY", ret.Reason)
+		assert.False(t, ret.Warning)
+		assert.Equal(t, committingUser, ret.SigningUser)
+		assert.Equal(t, committingUser, ret.CommittingUser)
+		assert.Equal(t, sshKey, ret.SigningSSHKey)
+	})
+
+	t.Run("SSH_Sign_With_NoReplyEmailAddress", func(t *testing.T) {
+		defer test.MockVariableValue(&setting.Service.NoReplyAddress, "noreply.localhost")()
+
+		commit, err := git.CommitFromReader(nil, git.Sha1ObjectFormat.EmptyObjectID(), strings.NewReader(fmt.Sprintf(`tree a3b1fad553e0f9a2b4a58327bebde36c7da75aa2
+author user2 <user2@%s> 1752193378 -0700
+committer user2 <user2@%s> 1752193378 -0700
+gpgsig -----BEGIN SSH SIGNATURE-----
+ U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAguk+sxdKD2pPHTiM809ZFwey63L
+ FaNOEinNxo7rzJZWcAAAADZ2l0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5
+ AAAAQEbiBh8Ad9JVk4lGUsczwI+2ISaWvzBU+Y/6Lbh3F1sTRF8Rz1ZvVkYup+dVpOLswx
+ 1tBhGYsG8gKwvqGTWQYwI=
+ -----END SSH SIGNATURE-----
+
+init project
+`, setting.Service.NoReplyAddress, setting.Service.NoReplyAddress)))
+		require.NoError(t, err)
+		committingUser := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
+		sshKey := unittest.AssertExistsAndLoadBean(t, &asymkey_model.PublicKey{ID: 2})
+
+		ret := ParseCommitWithSSHSignature(t.Context(), commit, committingUser)
+		require.NotNil(t, ret)
+		assert.True(t, ret.Verified)
+		assert.Equal(t, "user2 / SHA256:70+Mc6lGvBwTlXkxDqJwXZYqV6XzU7jDE06+lC+gocY", ret.Reason)
+		assert.False(t, ret.Warning)
+		assert.Equal(t, committingUser, ret.SigningUser)
+		assert.Equal(t, committingUser, ret.CommittingUser)
+		assert.Equal(t, sshKey, ret.SigningSSHKey)
+	})
 }