https://issues.apache.org/bugzilla/show_bug.cgi?id=56280
Bug ID: 56280
Summary: NPE on Kerberos login attempt using HTTPHC4
Implementation
Product: JMeter
Version: 2.11
Hardware: PC
OS: Linux
Status: NEW
Severity: major
Priority: P2
Component: HTTP
Assignee: [email protected]
Reporter: [email protected]
On attempt to perform Kerberos authentication using HTTPClient4 implementation
following NPE is being returned by sampler:
java.lang.NullPointerException
at org.apache.http.impl.auth.BasicScheme.authenticate(BasicScheme.java:182)
at org.apache.http.impl.auth.BasicScheme.authenticate(BasicScheme.java:158)
at
org.apache.http.client.protocol.RequestAuthenticationBase.authenticate(RequestAuthenticationBase.java:125)
at
org.apache.http.client.protocol.RequestAuthenticationBase.process(RequestAuthenticationBase.java:83)
at
org.apache.http.client.protocol.RequestTargetAuthentication.process(RequestTargetAuthentication.java:80)
at
org.apache.http.protocol.ImmutableHttpProcessor.process(ImmutableHttpProcessor.java:109)
at
org.apache.http.protocol.HttpRequestExecutor.preProcess(HttpRequestExecutor.java:176)
at
org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:518)
at
org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:906)
at
org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:805)
at
org.apache.jmeter.protocol.http.sampler.HTTPHC4Impl$4.run(HTTPHC4Impl.java:463)
at
org.apache.jmeter.protocol.http.sampler.HTTPHC4Impl$4.run(HTTPHC4Impl.java:459)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.jmeter.protocol.http.sampler.HTTPHC4Impl.executeRequest(HTTPHC4Impl.java:458)
at
org.apache.jmeter.protocol.http.sampler.HTTPHC4Impl.sample(HTTPHC4Impl.java:295)
at
org.apache.jmeter.protocol.http.sampler.HTTPSamplerProxy.sample(HTTPSamplerProxy.java:74)
at
org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.followRedirects(HTTPSamplerBase.java:1411)
at
org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.resultProcessing(HTTPSamplerBase.java:1482)
at
org.apache.jmeter.protocol.http.sampler.HTTPAbstractImpl.resultProcessing(HTTPAbstractImpl.java:306)
at
org.apache.jmeter.protocol.http.sampler.HTTPHC4Impl.sample(HTTPHC4Impl.java:381)
at
org.apache.jmeter.protocol.http.sampler.HTTPSamplerProxy.sample(HTTPSamplerProxy.java:74)
at
org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.sample(HTTPSamplerBase.java:1105)
at
org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.sample(HTTPSamplerBase.java:1094)
at
org.apache.jmeter.threads.JMeterThread.process_sampler(JMeterThread.java:429)
at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:257)
at java.lang.Thread.run(Thread.java:744)
HTTPClient3.1, Java and blank work fine.
It looks like that Subject cannot be obtained due to login failure.
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