Thanks for letting us know…

Erick

> On Jun 12, 2019, at 10:42 AM, Brian Lininger <brian.linin...@veeva.com> wrote:
> 
> Turns out that the problem wasn't intermittent, but that our streaming code
> isn't properly setting the credentials on the client.  Not sure why that is
> yet, but it's not an issue with Solr, it just looked intermittent because
> of the intermittent use of streaming in our application...
> 
> 
> On Wed, Jun 12, 2019 at 1:55 AM Colvin Cowie <colvin.cowie....@gmail.com>
> wrote:
> 
>> Hi Brian,
>> 
>> That's correct, we never had any issues with authentication on Solr 6.x, as
>> far as I remember.
>> Have you checked Solr's own logs to see whether the 401s are coming from
>> internode requests between shards, or if they are coming from the initial
>> request to Solr from the client?
>> I believe forwardCredentials was only added in Solr 8.0, and would only
>> affect internode requests anyway (
>> https://issues.apache.org/jira/browse/SOLR-12799)
>> 
>> How are you doing the authentication on the client? Our client code was
>> originally written when we were on Solr 5.2.1, but we do our authentication
>> using an org.apache.http.HttpRequestInterceptor and
>> org.apache.http.client.CredentialsProvider on the HttpClient we pass to the
>> CloudSolrClient... there's something similar described on SO
>> 
>> https://stackoverflow.com/questions/2014700/preemptive-basic-authentication-with-apache-httpclient-4
>> 
>> HTH
>> 
>> On Tue, 11 Jun 2019 at 23:43, Brian Lininger <brian.linin...@veeva.com>
>> wrote:
>> 
>>> Thanks Erick,
>>> I had read thru https://issues.apache.org/jira/browse/SOLR-13510 earlier
>>> today but it seemed specific to Solr 8 as Colvin Cowie wasn't able to
>>> reproduce on 7.7.0 or 7.7.1.  I am going to see if the
>> 'forwardCredentials'
>>> workaround resolves this for 6.6.6, fingers crossed....
>>> Brian
>>> 
>>> On Tue, Jun 11, 2019 at 3:33 PM Erick Erickson <erickerick...@gmail.com>
>>> wrote:
>>> 
>>>> Looks like: https://issues.apache.org/jira/browse/SOLR-13510
>>>> 
>>>>> On Jun 11, 2019, at 3:08 PM, Brian Lininger <
>> brian.linin...@veeva.com>
>>>> wrote:
>>>>> 
>>>>> Hello Solr Experts,
>>>>> I've hit an issue with Solr and BasicAuth that is stumping me at the
>>>>> moment.  We've configured a basic security.json to require BasicAuth
>>>>> credentials for read/update to all collections in Solr, but we allow
>>>>> un-authenticated requests to Solr admin endpoint (don't ask why).  It
>>>> looks
>>>>> like (but with actual encoded password & salt):
>>>>> {
>>>>> "authentication":{
>>>>>   "class":"solr.BasicAuthPlugin",
>>>>>   "blockUnknown": false,
>>>>>   "credentials":{
>>>>>     "my_search_user":"searchPasswordEncoded searchPasswordSalt"
>>>>>   }
>>>>> },
>>>>> "authorization":{
>>>>>   "class":"solr.RuleBasedAuthorizationPlugin",
>>>>>   "permissions":[
>>>>>     {"name":"read", "role":"search_user"},
>>>>>     {"name":"update", "role":"search_user"}
>>>>>   ],
>>>>>   "user-role":{
>>>>>     "my_search_user":"search_user"
>>>>>   }
>>>>> }}
>>>>> 
>>>>> This works as expected *except* that we're getting intermittent 401
>>>>> responses intermingled with successful searches:
>>>>> 
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:11 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *200* 594 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:11 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *200* 594 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:11 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 0
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:15 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 0
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:15 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 0
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:16 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 0
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:21 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:25 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:25 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *200* 594 2
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:27 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:27 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 0
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:28 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:29 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *200* 594 2
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:29 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:30 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:34 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 1
>>>>> 192.168.0.10 - - [11/Jun/2019:00:18:37 +0000] "POST
>>>>> /solr/instance_42300/select HTTP/1.1" *401* 441 0
>>>>> 
>>>>> As you can see form the logs, we're getting 401 errors mixed with 200
>>>>> success responses.  We're using a shared instance of CloudSolrClient
>>> and
>>>>> these requests are coming from the same AppServer JVM, and as you can
>>> see
>>>>> from the above log snippet we get success and failures interleaved.
>>>> We're
>>>>> using Solr 6.6.6, collections are a single shard with 2 replicas.  We
>>> are
>>>>> seeing this behavior across multiple environments, each one has 2-5
>>> Solr
>>>>> instances.   Anyone see this type of behavior before?  Any insight or
>>>>> thoughts on what we're doing wrong or is this a bug in Solr that I
>>>> stumbled
>>>>> upon....
>>>>> 
>>>>> Thanks in advance for the help!
>>>>> Brian
>>>> 
>>>> 
>>> 
>>> --
>>> 
>>> 
>>> *Brian Lininger*
>>> Technical Architect, Infrastructure & Search
>>> *Veeva Systems *
>>> brian.linin...@veeva.com
>>> www.veeva.com
>>> 
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