[ https://issues.apache.org/jira/browse/TEZ-3812?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sergey Shelukhin updated TEZ-3812: ---------------------------------- Summary: race condition in ssl shuffle (was: race condition in ssl shuffle?) > race condition in ssl shuffle > ----------------------------- > > Key: TEZ-3812 > URL: https://issues.apache.org/jira/browse/TEZ-3812 > Project: Apache Tez > Issue Type: Bug > Reporter: Sergey Shelukhin > > ShuffleUtils does the following:{noformat} > if (sslFactory == null) { > synchronized (HttpConnectionParams.class) { > //Create sslFactory if it is null or if it was destroyed earlier > if (sslFactory == null || > sslFactory.getKeystoresFactory().getTrustManagers() == null) { > sslFactory = > new > SSLFactory(org.apache.hadoop.security.ssl.SSLFactory.Mode.CLIENT, conf); > try { > sslFactory.init(); > {noformat} > It is possible for a thread to get sslFactory that has been assigned but not > initialized. It could result in e.g. the hostnameVerifier being null: > {noformat} > Caused by: java.lang.IllegalArgumentException: no HostnameVerifier specified > at > javax.net.ssl.HttpsURLConnection.setHostnameVerifier(HttpsURLConnection.java:265) > at org.apache.tez.http.SSLFactory.configure(SSLFactory.java:219) > at org.apache.tez.http.HttpConnection.setupConnection(HttpConnection.java:98) > at org.apache.tez.http.HttpConnection.connect(HttpConnection.java:137) > at org.apache.tez.http.HttpConnection.connect(HttpConnection.java:123) > at > org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.setupConnection(FetcherOrderedGrouped.java:340) > at > org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.copyFromHost(FetcherOrderedGrouped.java:260) > at > org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.fetchNext(FetcherOrderedGrouped.java:178) > at > org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.callInternal(FetcherOrderedGrouped.java:191) > at > org.apache.tez.runtime.library.common.shuffle.orderedgrouped.FetcherOrderedGrouped.callInternal(FetcherOrderedGrouped.java:54) > > {noformat} -- This message was sent by Atlassian JIRA (v6.4.14#64029)