70 lines
1.2 KiB
Go
70 lines
1.2 KiB
Go
package auth
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import (
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"code.chrissexton.org/cws/cabinet/db"
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"github.com/jmoiron/sqlx"
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"golang.org/x/crypto/bcrypt"
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)
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type User struct {
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*db.Database
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ID int64
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Name string
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Hash []byte
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}
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func PrepareTable(tx *sqlx.Tx) error {
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q := `create table if not exists users (
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id integer primary key,
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name text unique,
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hash text
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)`
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_, err := tx.Exec(q)
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return err
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}
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func New(db *db.Database, name, password string) (*User, error) {
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q := `insert into users (null, ?, ?)`
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res, err := db.Exec(q, name, password)
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if err != nil {
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return nil, err
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}
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id, err := res.LastInsertId()
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if err != nil {
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return nil, err
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}
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u := &User{
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ID: id,
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Name: name,
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}
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u.Set(password)
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return u, nil
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}
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func Get(db *db.Database, name string) (*User, error) {
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q := `select * from users where name = ?`
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u := &User{}
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if err := db.Get(u, q, name); err != nil {
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return nil, err
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}
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return u, nil
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}
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func (u *User) Set(newPassword string) error {
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hash, err := bcrypt.GenerateFromPassword([]byte(newPassword), 0)
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if err != nil {
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return err
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}
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u.Hash = hash
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return nil
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}
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func (u *User) Validate(password string) bool {
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err := bcrypt.CompareHashAndPassword(u.Hash, []byte(password))
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if err != nil {
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return false
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}
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return true
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}
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