Support IMDSv2 for AWS node discovery

org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'crowdAliasDao': Unsatisfied dependency expressed through method 'setSessionFactory' parameter 0; nested exception is org.sprin
gframework.beans.factory.BeanCreationException: Error creating bean with name 'hazelcast' defined in class path resource [stash-context.xml]: Invocation of init method failed; nested exception is com.hazelcast.config.Invali
dConfigurationException: Unable to lookup role in URI: http://<IP>/latest/meta-data/placement/availability-zone/
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredMethodElement.inject(AutowiredAnnotationBeanPostProcessor.java:723)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:878)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:550)
at javax.servlet.GenericServlet.init(GenericServlet.java:158)
at java.lang.Thread.run(Thread.java:748)
... 18 frames trimmed
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'hazelcast' defined in class path resource [stash-context.xml]: Invocation of init method failed; nested exception is com.hazelcast.config.InvalidConfigurationException: Unable to lookup role in URI: http://169.254.169.254/latest/meta-data/placement/availability-zone/
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1796)
... 5 common frames omitted
Caused by: com.hazelcast.config.InvalidConfigurationException: Unable to lookup role in URI: http://<IP>/latest/meta-data/placement/availability-zone/
at com.hazelcast.aws.utility.MetadataUtil.retrieveMetadataFromURI(MetadataUtil.java:78)
at com.hazelcast.aws.utility.MetadataUtil$1.call(MetadataUtil.java:109)
at com.hazelcast.aws.utility.MetadataUtil$1.call(MetadataUtil.java:106)
at com.hazelcast.aws.utility.RetryUtils.retry(RetryUtils.java:52)
at com.hazelcast.aws.utility.MetadataUtil.retrieveMetadataFromURI(MetadataUtil.java:106)
at com.hazelcast.aws.AWSClient.getAvailabilityZone(AWSClient.java:62)
at com.hazelcast.aws.AwsDiscoveryStrategy.discoverLocalMetadata(AwsDiscoveryStrategy.java:138)
at com.hazelcast.spi.discovery.impl.DefaultDiscoveryService.discoverLocalMetadata(DefaultDiscoveryService.java:88)
at com.hazelcast.instance.Node.mergeEnvironmentProvidedMemberMetadata(Node.java:589)
at com.hazelcast.instance.Node.start(Node.java:434)
at com.hazelcast.instance.HazelcastInstanceImpl.<init>(HazelcastInstanceImpl.java:136)
at com.hazelcast.instance.HazelcastInstanceFactory.constructHazelcastInstance(HazelcastInstanceFactory.java:229)
at com.hazelcast.instance.HazelcastInstanceFactory.newHazelcastInstance(HazelcastInstanceFactory.java:208)
at com.hazelcast.instance.HazelcastInstanceFactory.newHazelcastInstance(HazelcastInstanceFactory.java:158)
at com.hazelcast.core.Hazelcast.newHazelcastInstance(Hazelcast.java:57)
at com.atlassian.stash.internal.hazelcast.HazelcastFactoryBean.newInstance(HazelcastFactoryBean.java:126)
at com.atlassian.stash.internal.hazelcast.HazelcastFactoryBean.createInstance(HazelcastFactoryBean.java:66)
at com.atlassian.stash.internal.hazelcast.HazelcastFactoryBean.createInstance(HazelcastFactoryBean.java:34)
... 5 common frames omitted
Caused by: java.io.IOException: Server returned HTTP response code: 401 for URL: http://<IP>latest/meta-data/placement/availability-zone/
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1900)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1498)
at com.hazelcast.aws.utility.MetadataUtil.retrieveMetadataFromURI(MetadataUtil.java:70)
... 22 common frames omitted