Re: Knox wrong query param encoding help

[Theyaa Matti]

I am using Knox 1.12.0

On Tue, Sep 4, 2018 at 2:28 PM Sandeep Moré <moresand...@gmail.com> wrote:

> You can try using "org.apache.knox.gateway.dispatch.URLDecodingDispatch"
> dispatch in service.xml ( Knox 1.1.0)
>
> Best,
> Sandeep
>
> On Tue, Sep 4, 2018 at 2:09 PM Theyaa Matti <theyaama...@gmail.com> wrote:
>
>> I am having issues with Knox encoding the following URL when parsing html
>> content.
>>
>> /proxy/application_222233323323_0001/stages/stage?id=0&amp;attempt=0
>>
>>
>> This URL is generated by Yarn to track a running spark job. When applying
>> regular rules to the above URL, Knox encodes the URL to:
>>
>>
>> /proxy/application_222233323323_0001/stages/stage?amp%3Battempt=0&id=0
>>
>>
>> Which makes the URL unusable and leads to a 404. To make the URL work I
>> have to remove "amp%3B" and then it works.
>>
>>
>> Below are the filter and the rule I am using for this URL and I
>> appreciate your help/comments for a remediation.
>>
>>
>> <filter name="YARNUI/yarn/outbound/apps1">
>>     <content type="*/html">
>>         <apply path="/proxy/[^']+/stages/stage[^']*" 
>> rule="YARNUI/yarn/outbound/apps/history3"/>
>>     </content>
>> </filter>
>>
>>
>> <rule dir="OUT" name="YARNUI/yarn/outbound/apps/history3">
>>     <match pattern="/proxy/{*}/stages/stage?{**}"/>
>>     <rewrite template="{$frontend[url]}/yarn/proxy/{*}/stages/stage?{**}"/>
>> </rule>
>>
>>
>> Thank you for your help.
>>
>>
>>