Files
codegirl.games-hugo/cms/internal/auth/auth.go
T
Cursor Agentandcodegirl007 ce15f54a52 Add lightweight self-hosted Hugo CMS with GitHub API backend
Implements a Go-based CMS for editing Hugo posts and uploading images
via the GitHub REST API, with no database and Git as the source of truth.

Features:
- Single admin auth with bcrypt password and signed session cookies
- Dashboard, post listing with search, create/edit with EasyMDE editor
- Media library for static/uploads/ with drag-drop and clipboard paste
- Client-side autosave, unsaved changes warning, dark mode, responsive UI
- Modular packages for auth, github, posts, media, session, and handlers

Co-authored-by: codegirl007 <s.raide@gmail.com>
2026-07-06 18:56:17 +00:00

44 lines
1.0 KiB
Go

package auth
import (
"errors"
"golang.org/x/crypto/bcrypt"
)
// Authenticator verifies admin credentials.
type Authenticator struct {
username string
passwordHash string
}
// New creates an Authenticator with the given credentials.
func New(username, passwordHash string) *Authenticator {
return &Authenticator{
username: username,
passwordHash: passwordHash,
}
}
// Verify checks username and password against stored credentials.
func (a *Authenticator) Verify(username, password string) error {
if username != a.username {
return errors.New("invalid credentials")
}
if err := bcrypt.CompareHashAndPassword([]byte(a.passwordHash), []byte(password)); err != nil {
return errors.New("invalid credentials")
}
return nil
}
// HashPassword generates a bcrypt hash suitable for ADMIN_PASSWORD_HASH.
func HashPassword(password string) (string, error) {
hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
if err != nil {
return "", err
}
return string(hash), nil
}