gophish/auth/auth.go

99 lines
2.5 KiB
Go

package auth
import (
"encoding/gob"
"fmt"
"io"
"net/http"
"crypto/rand"
"code.google.com/p/go.crypto/bcrypt"
ctx "github.com/gorilla/context"
"github.com/gorilla/securecookie"
"github.com/gorilla/sessions"
"github.com/jordan-wright/gophish/db"
"github.com/jordan-wright/gophish/models"
)
//init registers the necessary models to be saved in the session later
func init() {
gob.Register(&models.User{})
gob.Register(&models.Flash{})
}
var Store = sessions.NewCookieStore(
[]byte(securecookie.GenerateRandomKey(64)), //Signing key
[]byte(securecookie.GenerateRandomKey(32)))
// Login attempts to login the user given a request.
func Login(r *http.Request) (bool, error) {
username, password := r.FormValue("username"), r.FormValue("password")
session, _ := Store.Get(r, "gophish")
u, err := db.GetUserByUsername(username)
if err != db.ErrUsernameTaken {
//Return false, but don't return an error
return false, err
}
//If we've made it here, we should have a valid user stored in u
//Let's check the password
err = bcrypt.CompareHashAndPassword([]byte(u.Hash), []byte(password))
if err != nil {
fmt.Println("Error in comparing hash and password")
ctx.Set(r, "user", nil)
//Return false, but don't return an error
return false, nil
}
ctx.Set(r, "user", u)
session.Values["id"] = u.Id
return true, nil
}
// Register attempts to register the user given a request.
func Register(r *http.Request) (bool, error) {
username, password := r.FormValue("username"), r.FormValue("password")
u, err := db.GetUserByUsername(username)
if err != nil {
return false, err
}
//If we've made it here, we should have a valid username given
//Let's create the password hash
h, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
u.Username = username
u.Hash = string(h)
u.APIKey = GenerateSecureKey()
if err != nil {
return false, err
}
err = db.Conn.Insert(&u)
if err != nil {
return false, err
}
return true, nil
}
func GenerateSecureKey() string {
// Inspired from gorilla/securecookie
k := make([]byte, 32)
io.ReadFull(rand.Reader, k)
return fmt.Sprintf("%x", k)
}
func ChangePassword(u *models.User, c string, n string) bool {
// Check the current password
err := bcrypt.CompareHashAndPassword([]byte(u.Hash), []byte(c))
if err != nil {
return false
} else {
// Generate the new hash
h, err := bcrypt.GenerateFromPassword([]byte(n), bcrypt.DefaultCost)
if err != nil {
return false
}
u.Hash = string(h)
if err = db.PutUser(u); err != nil {
return false
}
return true
}
}