> Metrics History doesn't work with AuthenticationPlugin
> ------------------------------------------------------
>
> Key: SOLR-12526
> URL:
https://issues.apache.org/jira/browse/SOLR-12526> Project: Solr
> Issue Type: Bug
> Security Level: Public(Default Security Level. Issues are Public)
> Components: Authentication, metrics
> Affects Versions: 7.4
> Reporter: Michal Hlavac
> Priority: Critical
>
> Since solr 7.4.0 there is Metrics History which uses SOLRJ client to make http requests to SOLR. But it doesnt work with AuthenticationPlugin. Since its enabled by default, there are errors in log every time {{MetricsHistoryHandler}} tries to collect data.
> {code:java}
> org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error from server at
http://172.20.0.5:8983/solr: Expected mime type application/octet-stream but got text/html. <html>
> <head>
> <meta http-equiv="Content-Type" content="text/html;charset=utf-8"/>
> <title>Error 401 require authentication</title>
> </head>
> <body><h2>HTTP ERROR 401</h2>
> <p>Problem accessing /solr/admin/metrics. Reason:
> <pre> require authentication</pre></p>
> </body>
> </html>
> at org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:607) ~[solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14]
> at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:255) ~[solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14]
> at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:244) ~[solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14]
> at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1219) ~[solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14]
> at org.apache.solr.client.solrj.impl.SolrClientNodeStateProvider$ClientSnitchCtx.invoke(SolrClientNodeStateProvider.java:292) ~[solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:1
> 4]
> at org.apache.solr.client.solrj.impl.SolrClientNodeStateProvider.fetchMetrics(SolrClientNodeStateProvider.java:150) [solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14]
> at org.apache.solr.client.solrj.impl.SolrClientNodeStateProvider$AutoScalingSnitch.getRemoteInfo(SolrClientNodeStateProvider.java:199) [solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18
> 16:55:14]
> at org.apache.solr.common.cloud.rule.ImplicitSnitch.getTags(ImplicitSnitch.java:76) [solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14]
> at org.apache.solr.client.solrj.impl.SolrClientNodeStateProvider.getNodeValues(SolrClientNodeStateProvider.java:111) [solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14]
> at org.apache.solr.handler.admin.MetricsHistoryHandler.collectGlobalMetrics(MetricsHistoryHandler.java:495) [solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13]
> at org.apache.solr.handler.admin.MetricsHistoryHandler.collectMetrics(MetricsHistoryHandler.java:368) [solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13]
> at org.apache.solr.handler.admin.MetricsHistoryHandler.lambda$new$0(MetricsHistoryHandler.java:230) [solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13]
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:514) [?:?]
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305) [?:?]
> at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305) [?:?]
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1135) [?:?]
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) [?:?]
> at java.lang.Thread.run(Thread.java:844) [?:?]
> {code}
Locked
