Re: Handling just-in-time login - alternative title: dimmer than a very dim thing
Re: Handling just-in-time login - alternative title: dimmer than a very dim thing
- Subject: Re: Handling just-in-time login - alternative title: dimmer than a very dim thing
- From: Mark Wardle <email@hidden>
- Date: Mon, 20 Sep 2010 07:26:05 +0100
Thanks for this. I'll try with L,PT and see whether that works.
Mark
--
Dr. Mark Wardle
Specialist registrar, Neurology
(Sent from my mobile)
On 15 Sep 2010, at 23:00, Chuck Hill <email@hidden> wrote:
>
> On Sep 15, 2010, at 2:17 PM, Mark Wardle wrote:
>
>> Hi Chuck - Thank you for these questions - they were enough for me to start properly debugging this myself.
>>
>> Interestingly, to aid debugging, I removed four of the five application instances and bizarrely found that it seemed to be working perfectly. (It also works perfectly if I go to cvx-neuro01:2001/ for example)
>>
>> As soon as I add an additional instance I start to get login problems. The redirect to the login page is handled perfectly, but the redirect to the original URL fails. Here is an example with two application instances.
>>
>> http://cvx-neuro01/
>>
>> is redirected by apache to
>>
>> http://cvx-neuro01/cgi-bin/WebObjects/RSNews.woa/wa/login?destinationUrl=%2Fcgi-bin%2FWebObjects%2FRSNews.woa%2F2
>
> Redirected may not be what you want. Last, Pass Through may work better? Not sure, but maybe worth a try.
>
>> RewriteEngine on
>> RewriteRule ^/$ /cgi-bin/WebObjects/RSNews.woa/ [L,PT]
>
>
>> [note the extra /2 at the end there]
>
> You need that at some point. The instance where the login is processed has to be the same instance redirected to after login.
>
>
>> I get the login page... try to login in... get this
>>
>> http://cvx-neuro01/cgi-bin/WebObjects/RSNews.woa/2/wa/login?destinationUrl=%2Fcgi-bin%2FWebObjects%2FRSNews.woa%2F2
>>
>> login works...
>
> I am not sure I understand. After the login, it shows the login again and logging in a second time works?
>
>
>> It seems to be an issue crossing over between application instances.
>
> Yes, it is.
>
>
>> See below for additional comments.
>
> And again.
>
>
>> On 15 September 2010 04:03, Chuck Hill <email@hidden> wrote:
>> On Sep 14, 2010, at 1:45 PM, Mark Wardle wrote:
>
> <snip>
>
>>> The loginAction() eventually calls this method to redirect back to the original requesting page:
>>> /**
>>> * Creates a redirect that will redirect to the requested landing page (destination url).
>>> * TODO: Do we really need to add wosid here?
>>> * @param session
>>> * @param destinationUrl
>>> * @return
>>> * @throws UnsupportedEncodingException
>>> */
>>> private WOComponent redirectToDestinationUrl(Session session, String destinationUrl) throws UnsupportedEncodingException {
>>> String decodedUrl = java.net.URLDecoder.decode(destinationUrl, "UTF-8");
>>> if (session.storesIDsInURLs()==true) {
>>> decodedUrl = ERXWOContext.stripSessionIDFromURL(decodedUrl); // remove existing wosid, if it exists
>>> decodedUrl = ERXExtensions.addWosidFormValue(decodedUrl, session);
>>> }
>>> else {
>>> log.debug("Note: we are storing session id in cookies: therefore not using wosid...");
>>> }
>>> ERXRedirect redirect = (ERXRedirect) pageWithName("ERXRedirect");
>>> // decodedUrl = "http://"; + session().context().request()._serverName() + decodedUrl;
>>> log.debug("Finally: redirecting to page: " + decodedUrl);
>>
>> What does that log out?
>>
>>
>> either
>> /cgi-bin/WebObjects/RSNews.woa/2
>> or
>> /cgi-bin/WebObjects/RSNews.woa/2/wa/default
>
> Are you storing the session ID in cookies? I am guessing so as it works with one instance. If not, you will need to append it to the URL. Otherwise, those URLs look correct.
>
>
>>> redirect.setUrl(decodedUrl);
>>> return redirect;
>>> }
>>>
>>> I think the problem is something to do with default actions and may also be complicated by apache rewrite rules but I'm confused and as the title suggests, dimmer than a very dim thing.
>>
>> Rewrite rules are also a definite possibility. You can use the same ones in development to avoid this becoming an issue when you deploy.
>>
>> RewriteEngine on
>> RewriteRule ^/$ /cgi-bin/WebObjects/RSNews.woa/ [R]
>>
>>
>> Is there a good trick to remove the application identifier from the original url before using it as a destination Url. All of this is to support being able to email out a cleverly created URL to view secure clinical messages so having the JIT login is quite useful really.
>
> I don't think you want to remove it. I can't quite see what is wrong yet.
>
>
> Chuck
>
>
> --
> Chuck Hill Senior Consultant / VP Development
>
> Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems.
> http://www.global-village.net/products/practical_webobjects
>
>
>
>
>
>
>
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