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https://issues.apache.org/jira/browse/SOLR-13421?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16824832#comment-16824832
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Erick Erickson commented on SOLR-13421:
---------------------------------------
>From "require authentication" it looks like you have authentication enabled.
And this would have best been raised on the user's list before raising a JIRA.
> Intermittent error 401 with JSON Facet query to retrieve count all collections
> ------------------------------------------------------------------------------
>
> Key: SOLR-13421
> URL: https://issues.apache.org/jira/browse/SOLR-13421
> Project: Solr
> Issue Type: Bug
> Security Level: Public(Default Security Level. Issues are Public)
> Components: Authentication
> Affects Versions: 8.0
> Reporter: Edwin Yeo Zheng Lin
> Priority: Major
> Labels: BasicAuth
>
> I am using the below JSON Facet to retrieve the count of all the different
> collections in one query.
>
>
> [https://localhost:8983/solr/collection1/select?q=testing&shards=https://localhost:8983/solr/collection1,https://localhost:8983/solr/collection2,https://localhost:8983/solr/collection3,https://localhost:8983/solr/collection4,https://localhost:8983/solr/collection5,https://localhost:8983/solr/collection6&rows=0&json.facet={categories|https://localhost:8983/solr/collection1/select?q=testing&shards=https://localhost:8983/solr/collection1,https://localhost:8983/solr/collection2,https://localhost:8983/solr/collection3,https://localhost:8983/solr/collection4,https://localhost:8983/solr/collection5,https://localhost:8983/solr/collection6&rows=0&json.facet=%7Bcategories]
> : \{type : terms,field : content_type,limit : 100}}
>
>
> Previously, in Solr 7.6 and Solr 7.7, this query can work correctly and we
> are able to produce the correct output.
>
> {
> "responseHeader":
> { "zkConnected":true, "status":0, "QTime":24}
> ,
> "response":
> {"numFound":41200,"start":0,"maxScore":12.993215,"docs":[] }
> ,
> "facets":{
> "count":41200,
> "categories":{
> "buckets":[
> { "val":"collection1", "count":26213}
> ,
>
> { "val":"collection2", "count":12075}
> ,
>
> { "val":"collection3", "count":1947}
> ,
>
> { "val":"collection4", "count":850}
> ,
>
> { "val":"collection5", "count":111}
> ,
>
> { "val":"collection6", "count":4}
> ]}}}
>
>
> However, in the new Solr 8.0.0, this query can only work occasionally. Most
> of the time, we will get the following error of 'Error 401 require
> authentication':
>
> {
> "responseHeader":
> { "zkConnected":true, "status":401, "QTime":11}
> ,
> "error":{
> "metadata":[
>
> "error-class","org.apache.solr.client.solrj.impl.Http2SolrClient$RemoteSolrException",
>
> "root-error-class","org.apache.solr.client.solrj.impl.Http2SolrClient$RemoteSolrException"],
> "msg":"Error from server at null: Expected mime type
> application/octet-stream but got text/html. <html>\n<head>\n<meta
> http-equiv=\"Content-Type\"
> content=\"text/html;charset=utf-8\"/>\n<title>Error 401 require
> authentication</title>\n</head>\n<body><h2>HTTP ERROR 401</h2>\n<p>Problem
> accessing /solr/collection6/select. Reason:\n<pre> require
> authentication</pre></p>\n</body>\n</html>\n",
> "code":401}}
>
> This issue does not occur in Solr 7.6 and Solr 7.7, even though I have set
> up the same authentication for all the versions.
>
> What could be the issue that causes this?
>
> Below is the format of my security.json:
>
> {
> "authentication":
> { "blockUnknown": true, "class":"solr.BasicAuthPlugin",
> "credentials":\\{"user1":"hyHXXuJSqcZdNgdSTGUvrQZRpqrYFUQ2ffmlWQ4GUTk=
> E0w3/2FD+rlxulbPm2G7i9HZqT+2gMBzcyJCcGcMWwA="}
> },
> "authorization":
> { "class":"solr.RuleBasedAuthorizationPlugin",
> "user-role":\\{"user1":"admin"}
> ,
> "permissions":[
> {"name":"security-edit", "role":"admin"}
> ]
> }}
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