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// Copyright 2014 The Gogs Authors. All rights reserved.
// Copyright 2018 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package setting
import (
"fmt"
"net/http"
asymkey_model "code.gitea.io/gitea/models/asymkey"
"code.gitea.io/gitea/models/db"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/web"
asymkey_service "code.gitea.io/gitea/services/asymkey"
"code.gitea.io/gitea/services/context"
"code.gitea.io/gitea/services/forms"
)
const (
tplSettingsKeys base.TplName = "user/settings/keys"
)
// Keys render user's SSH/GPG public keys page
func Keys(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("settings.ssh_gpg_keys")
ctx.Data["PageIsSettingsKeys"] = true
ctx.Data["DisableSSH"] = setting.SSH.Disabled
ctx.Data["BuiltinSSH"] = setting.SSH.StartBuiltinServer
ctx.Data["AllowPrincipals"] = setting.SSH.AuthorizedPrincipalsEnabled
loadKeysData(ctx)
ctx.HTML(http.StatusOK, tplSettingsKeys)
}
// KeysPost response for change user's SSH/GPG keys
func KeysPost(ctx *context.Context) {
form := web.GetForm(ctx).(*forms.AddKeyForm)
ctx.Data["Title"] = ctx.Tr("settings")
ctx.Data["PageIsSettingsKeys"] = true
ctx.Data["DisableSSH"] = setting.SSH.Disabled
ctx.Data["BuiltinSSH"] = setting.SSH.StartBuiltinServer
ctx.Data["AllowPrincipals"] = setting.SSH.AuthorizedPrincipalsEnabled
if ctx.HasError() {
loadKeysData(ctx)
ctx.HTML(http.StatusOK, tplSettingsKeys)
return
}
switch form.Type {
case "principal":
content, err := asymkey_model.CheckPrincipalKeyString(ctx, ctx.Doer, form.Content)
if err != nil {
if db.IsErrSSHDisabled(err) {
ctx.Flash.Info(ctx.Tr("settings.ssh_disabled"))
} else {
ctx.Flash.Error(ctx.Tr("form.invalid_ssh_principal", err.Error()))
}
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
return
}
if _, err = asymkey_model.AddPrincipalKey(ctx, ctx.Doer.ID, content, 0); err != nil {
ctx.Data["HasPrincipalError"] = true
switch {
case asymkey_model.IsErrKeyAlreadyExist(err), asymkey_model.IsErrKeyNameAlreadyUsed(err):
loadKeysData(ctx)
ctx.Data["Err_Content"] = true
ctx.RenderWithErr(ctx.Tr("settings.ssh_principal_been_used"), tplSettingsKeys, &form)
default:
ctx.ServerError("AddPrincipalKey", err)
}
return
}
ctx.Flash.Success(ctx.Tr("settings.add_principal_success", form.Content))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
case "gpg":
if user_model.IsFeatureDisabledWithLoginType(ctx.Doer, setting.UserFeatureManageGPGKeys) {
ctx.NotFound("Not Found", fmt.Errorf("gpg keys setting is not allowed to be visited"))
return
}
token := asymkey_model.VerificationToken(ctx.Doer, 1)
lastToken := asymkey_model.VerificationToken(ctx.Doer, 0)
keys, err := asymkey_model.AddGPGKey(ctx, ctx.Doer.ID, form.Content, token, form.Signature)
if err != nil && asymkey_model.IsErrGPGInvalidTokenSignature(err) {
keys, err = asymkey_model.AddGPGKey(ctx, ctx.Doer.ID, form.Content, lastToken, form.Signature)
}
if err != nil {
ctx.Data["HasGPGError"] = true
switch {
case asymkey_model.IsErrGPGKeyParsing(err):
ctx.Flash.Error(ctx.Tr("form.invalid_gpg_key", err.Error()))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
case asymkey_model.IsErrGPGKeyIDAlreadyUsed(err):
loadKeysData(ctx)
ctx.Data["Err_Content"] = true
ctx.RenderWithErr(ctx.Tr("settings.gpg_key_id_used"), tplSettingsKeys, &form)
case asymkey_model.IsErrGPGInvalidTokenSignature(err):
loadKeysData(ctx)
ctx.Data["Err_Content"] = true
ctx.Data["Err_Signature"] = true
keyID := err.(asymkey_model.ErrGPGInvalidTokenSignature).ID
ctx.Data["KeyID"] = keyID
ctx.Data["PaddedKeyID"] = asymkey_model.PaddedKeyID(keyID)
ctx.RenderWithErr(ctx.Tr("settings.gpg_invalid_token_signature"), tplSettingsKeys, &form)
case asymkey_model.IsErrGPGNoEmailFound(err):
loadKeysData(ctx)
ctx.Data["Err_Content"] = true
ctx.Data["Err_Signature"] = true
keyID := err.(asymkey_model.ErrGPGNoEmailFound).ID
ctx.Data["KeyID"] = keyID
ctx.Data["PaddedKeyID"] = asymkey_model.PaddedKeyID(keyID)
ctx.RenderWithErr(ctx.Tr("settings.gpg_no_key_email_found"), tplSettingsKeys, &form)
default:
ctx.ServerError("AddPublicKey", err)
}
return
}
keyIDs := ""
for _, key := range keys {
keyIDs += key.KeyID
keyIDs += ", "
}
if len(keyIDs) > 0 {
keyIDs = keyIDs[:len(keyIDs)-2]
}
ctx.Flash.Success(ctx.Tr("settings.add_gpg_key_success", keyIDs))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
case "verify_gpg":
token := asymkey_model.VerificationToken(ctx.Doer, 1)
lastToken := asymkey_model.VerificationToken(ctx.Doer, 0)
keyID, err := asymkey_model.VerifyGPGKey(ctx, ctx.Doer.ID, form.KeyID, token, form.Signature)
if err != nil && asymkey_model.IsErrGPGInvalidTokenSignature(err) {
keyID, err = asymkey_model.VerifyGPGKey(ctx, ctx.Doer.ID, form.KeyID, lastToken, form.Signature)
}
if err != nil {
ctx.Data["HasGPGVerifyError"] = true
switch {
case asymkey_model.IsErrGPGInvalidTokenSignature(err):
loadKeysData(ctx)
ctx.Data["VerifyingID"] = form.KeyID
ctx.Data["Err_Signature"] = true
keyID := err.(asymkey_model.ErrGPGInvalidTokenSignature).ID
ctx.Data["KeyID"] = keyID
ctx.Data["PaddedKeyID"] = asymkey_model.PaddedKeyID(keyID)
ctx.RenderWithErr(ctx.Tr("settings.gpg_invalid_token_signature"), tplSettingsKeys, &form)
default:
ctx.ServerError("VerifyGPG", err)
}
}
ctx.Flash.Success(ctx.Tr("settings.verify_gpg_key_success", keyID))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
case "ssh":
if user_model.IsFeatureDisabledWithLoginType(ctx.Doer, setting.UserFeatureManageSSHKeys) {
ctx.NotFound("Not Found", fmt.Errorf("ssh keys setting is not allowed to be visited"))
return
}
content, err := asymkey_model.CheckPublicKeyString(form.Content)
if err != nil {
if db.IsErrSSHDisabled(err) {
ctx.Flash.Info(ctx.Tr("settings.ssh_disabled"))
} else if asymkey_model.IsErrKeyUnableVerify(err) {
ctx.Flash.Info(ctx.Tr("form.unable_verify_ssh_key"))
} else if err == asymkey_model.ErrKeyIsPrivate {
ctx.Flash.Error(ctx.Tr("form.must_use_public_key"))
} else {
ctx.Flash.Error(ctx.Tr("form.invalid_ssh_key", err.Error()))
}
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
return
}
if _, err = asymkey_model.AddPublicKey(ctx, ctx.Doer.ID, form.Title, content, 0); err != nil {
ctx.Data["HasSSHError"] = true
switch {
case asymkey_model.IsErrKeyAlreadyExist(err):
loadKeysData(ctx)
ctx.Data["Err_Content"] = true
ctx.RenderWithErr(ctx.Tr("settings.ssh_key_been_used"), tplSettingsKeys, &form)
case asymkey_model.IsErrKeyNameAlreadyUsed(err):
loadKeysData(ctx)
ctx.Data["Err_Title"] = true
ctx.RenderWithErr(ctx.Tr("settings.ssh_key_name_used"), tplSettingsKeys, &form)
case asymkey_model.IsErrKeyUnableVerify(err):
ctx.Flash.Info(ctx.Tr("form.unable_verify_ssh_key"))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
default:
ctx.ServerError("AddPublicKey", err)
}
return
}
ctx.Flash.Success(ctx.Tr("settings.add_key_success", form.Title))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
case "verify_ssh":
if user_model.IsFeatureDisabledWithLoginType(ctx.Doer, setting.UserFeatureManageSSHKeys) {
ctx.NotFound("Not Found", fmt.Errorf("ssh keys setting is not allowed to be visited"))
return
}
token := asymkey_model.VerificationToken(ctx.Doer, 1)
lastToken := asymkey_model.VerificationToken(ctx.Doer, 0)
fingerprint, err := asymkey_model.VerifySSHKey(ctx, ctx.Doer.ID, form.Fingerprint, token, form.Signature)
if err != nil && asymkey_model.IsErrSSHInvalidTokenSignature(err) {
fingerprint, err = asymkey_model.VerifySSHKey(ctx, ctx.Doer.ID, form.Fingerprint, lastToken, form.Signature)
}
if err != nil {
ctx.Data["HasSSHVerifyError"] = true
switch {
case asymkey_model.IsErrSSHInvalidTokenSignature(err):
loadKeysData(ctx)
ctx.Data["Err_Signature"] = true
ctx.Data["Fingerprint"] = err.(asymkey_model.ErrSSHInvalidTokenSignature).Fingerprint
ctx.RenderWithErr(ctx.Tr("settings.ssh_invalid_token_signature"), tplSettingsKeys, &form)
default:
ctx.ServerError("VerifySSH", err)
}
}
ctx.Flash.Success(ctx.Tr("settings.verify_ssh_key_success", fingerprint))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
default:
ctx.Flash.Warning("Function not implemented")
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
}
}
// DeleteKey response for delete user's SSH/GPG key
func DeleteKey(ctx *context.Context) {
switch ctx.FormString("type") {
case "gpg":
if user_model.IsFeatureDisabledWithLoginType(ctx.Doer, setting.UserFeatureManageGPGKeys) {
ctx.NotFound("Not Found", fmt.Errorf("gpg keys setting is not allowed to be visited"))
return
}
if err := asymkey_model.DeleteGPGKey(ctx, ctx.Doer, ctx.FormInt64("id")); err != nil {
ctx.Flash.Error("DeleteGPGKey: " + err.Error())
} else {
ctx.Flash.Success(ctx.Tr("settings.gpg_key_deletion_success"))
}
case "ssh":
if user_model.IsFeatureDisabledWithLoginType(ctx.Doer, setting.UserFeatureManageSSHKeys) {
ctx.NotFound("Not Found", fmt.Errorf("ssh keys setting is not allowed to be visited"))
return
}
keyID := ctx.FormInt64("id")
external, err := asymkey_model.PublicKeyIsExternallyManaged(ctx, keyID)
if err != nil {
ctx.ServerError("sshKeysExternalManaged", err)
return
}
if external {
ctx.Flash.Error(ctx.Tr("settings.ssh_externally_managed"))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
return
}
if err := asymkey_service.DeletePublicKey(ctx, ctx.Doer, keyID); err != nil {
ctx.Flash.Error("DeletePublicKey: " + err.Error())
} else {
ctx.Flash.Success(ctx.Tr("settings.ssh_key_deletion_success"))
}
case "principal":
if err := asymkey_service.DeletePublicKey(ctx, ctx.Doer, ctx.FormInt64("id")); err != nil {
ctx.Flash.Error("DeletePublicKey: " + err.Error())
} else {
ctx.Flash.Success(ctx.Tr("settings.ssh_principal_deletion_success"))
}
default:
ctx.Flash.Warning("Function not implemented")
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
}
ctx.JSONRedirect(setting.AppSubURL + "/user/settings/keys")
}
func loadKeysData(ctx *context.Context) {
keys, err := db.Find[asymkey_model.PublicKey](ctx, asymkey_model.FindPublicKeyOptions{
OwnerID: ctx.Doer.ID,
NotKeytype: asymkey_model.KeyTypePrincipal,
})
if err != nil {
ctx.ServerError("ListPublicKeys", err)
return
}
ctx.Data["Keys"] = keys
externalKeys, err := asymkey_model.PublicKeysAreExternallyManaged(ctx, keys)
if err != nil {
ctx.ServerError("ListPublicKeys", err)
return
}
ctx.Data["ExternalKeys"] = externalKeys
gpgkeys, err := db.Find[asymkey_model.GPGKey](ctx, asymkey_model.FindGPGKeyOptions{
ListOptions: db.ListOptionsAll,
OwnerID: ctx.Doer.ID,
})
if err != nil {
ctx.ServerError("ListGPGKeys", err)
return
}
if err := asymkey_model.GPGKeyList(gpgkeys).LoadSubKeys(ctx); err != nil {
ctx.ServerError("LoadSubKeys", err)
return
}
ctx.Data["GPGKeys"] = gpgkeys
tokenToSign := asymkey_model.VerificationToken(ctx.Doer, 1)
// generate a new aes cipher using the csrfToken
ctx.Data["TokenToSign"] = tokenToSign
principals, err := db.Find[asymkey_model.PublicKey](ctx, asymkey_model.FindPublicKeyOptions{
ListOptions: db.ListOptionsAll,
OwnerID: ctx.Doer.ID,
KeyTypes: []asymkey_model.KeyType{asymkey_model.KeyTypePrincipal},
})
if err != nil {
ctx.ServerError("ListPrincipalKeys", err)
return
}
ctx.Data["Principals"] = principals
ctx.Data["VerifyingID"] = ctx.FormString("verify_gpg")
ctx.Data["VerifyingFingerprint"] = ctx.FormString("verify_ssh")
ctx.Data["UserDisabledFeatures"] = user_model.DisabledFeaturesWithLoginType(ctx.Doer)
}
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