Login issues with 2 shops

Question

I've got 2 shops:

• shop.example.com
• dev.shop.example.com (dev version)

If I login on first shop I can't logon on the 2nd anymore... It's a cookie problem.

mysql> select * from core_config_data where path like '%cookie%';
+-----------+---------+----------+----------------------------------------+----------------+
| config_id | scope   | scope_id | path                                   | value          |
+-----------+---------+----------+----------------------------------------+----------------+
|       370 | default |        0 | web/default/cms_no_cookies             | enable-cookies |
|       373 | default |        0 | web/cookie/cookie_lifetime             | 3600           |
|       374 | default |        0 | web/cookie/cookie_path                 | NULL           |
|       375 | default |        0 | web/cookie/cookie_domain               | NULL           |
|       376 | default |        0 | web/cookie/cookie_httponly             | 1              |
|       377 | default |        0 | web/cookie/cookie_restriction          | 0              |
|       383 | default |        0 | web/browser_capabilities/cookies       | 1              |
|      1977 | default |        0 | admin/security/session_cookie_lifetime | 10000          |
+-----------+---------+----------+----------------------------------------+----------------+
8 rows in set (0.00 sec)

What are the correct settings for the cookie_path and cookie_domain?

Answer 1

Cookie path should be / Cookie domain should be shop.example.com for live and dev.shop.example.com for dev system

Answer 2

You should use different root domains to avoid the login problem.This blog post explains about this particular issue in detail.