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YARN-3582. NPE in WebAppProxyServlet. Contributed by Jian He 

(cherry picked from commit a583a40693)
This commit is contained in:
Xuan 2015-05-05 21:42:19 -07:00
parent 606e4f4940
commit a0445eae5c
3 changed files with 14 additions and 2 deletions
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2
hadoop-yarn-project/CHANGES.txt
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@ -271,6 +271,8 @@ Release 2.8.0 - UNRELEASED
YARN-3343. Increased TestCapacitySchedulerNodeLabelUpdate#testNodeUpdate
timeout. (Rohith Sharmaks via jianhe)
YARN-3582. NPE in WebAppProxyServlet. (jian he via xgong)
Release 2.7.1 - UNRELEASED
INCOMPATIBLE CHANGES

7
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-web-proxy/src/main/java/org/apache/hadoop/yarn/server/webproxy/WebAppProxyServlet.java
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@ -248,8 +248,11 @@ public class WebAppProxyServlet extends HttpServlet {
final String remoteUser = req.getRemoteUser();
final String pathInfo = req.getPathInfo();
String[] parts = pathInfo.split("/", 3);
if(parts.length < 2) {
String[] parts = null;
if (pathInfo != null) {
parts = pathInfo.split("/", 3);
}
if(parts == null || parts.length < 2) {
LOG.warn("{} gave an invalid proxy path {}", remoteUser, pathInfo);
notFound(resp, "Your path appears to be formatted incorrectly.");
return;

7
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-web-proxy/src/test/java/org/apache/hadoop/yarn/server/webproxy/TestWebAppProxyServlet.java
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@ -131,6 +131,13 @@ public class TestWebAppProxyServlet {
// wrong url
try {
// wrong url without app ID
URL emptyUrl = new URL("http://localhost:" + proxyPort + "/proxy");
HttpURLConnection emptyProxyConn = (HttpURLConnection) emptyUrl
.openConnection();
emptyProxyConn.connect();;
assertEquals(HttpURLConnection.HTTP_NOT_FOUND, emptyProxyConn.getResponseCode());
// wrong url. Set wrong app ID
URL wrongUrl = new URL("http://localhost:" + proxyPort + "/proxy/app");
HttpURLConnection proxyConn = (HttpURLConnection) wrongUrl