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// Copyright 2022 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package activitypub
import (
"context"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/util"
)
const rsaBits = 3072
// GetKeyPair function returns a user's private and public keys
func GetKeyPair(ctx context.Context, user *user_model.User) (pub, priv string, err error) {
var settings map[string]*user_model.Setting
settings, err = user_model.GetSettings(ctx, user.ID, []string{user_model.UserActivityPubPrivPem, user_model.UserActivityPubPubPem})
if err != nil {
return pub, priv, err
} else if len(settings) == 0 {
if priv, pub, err = util.GenerateKeyPair(rsaBits); err != nil {
return pub, priv, err
}
if err = user_model.SetUserSetting(ctx, user.ID, user_model.UserActivityPubPrivPem, priv); err != nil {
return pub, priv, err
}
if err = user_model.SetUserSetting(ctx, user.ID, user_model.UserActivityPubPubPem, pub); err != nil {
return pub, priv, err
}
return pub, priv, err
}
priv = settings[user_model.UserActivityPubPrivPem].SettingValue
pub = settings[user_model.UserActivityPubPubPem].SettingValue
return pub, priv, err
}
// GetPublicKey function returns a user's public key
func GetPublicKey(ctx context.Context, user *user_model.User) (pub string, err error) {
pub, _, err = GetKeyPair(ctx, user)
return pub, err
}
// GetPrivateKey function returns a user's private key
func GetPrivateKey(ctx context.Context, user *user_model.User) (priv string, err error) {
_, priv, err = GetKeyPair(ctx, user)
return priv, err
}
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