[root@controller01 ~]# packstack --answer-file=./packstack-answers-20150415-110139.txt  
192.168.209.137_mongodb.pp:                       [ ERROR ]          
Applying Puppet manifests                         [ ERROR ]

ERROR : Error appeared during Puppet run: 192.168.209.137_mongodb.pp
Error: Unable to connect to mongodb server! (192.168.209.137:27017)
You will find full trace in log /var/tmp/packstack/20150415-161743-hbPMV4/manifests/192.168.209.137_mongodb.pp.log

[root@controller01 ~]# cat /var/tmp/packstack/20150415-161743-hbPMV4/manifests/192.168.209.137_mongodb.pp.log
......
Notice: Failed to connect to mongodb within timeout window of 240 seconds; giving up.
Error: Unable to connect to mongodb server! (192.168.209.137:27017)
Error: /Stage[main]/Mongodb::Server::Service/Mongodb_conn_validator[mongodb]/ensure: change from absent to present failed: Unable to connect to mongodb server! (192.168.209.137:27017)
Notice: /Stage[main]/Mongodb::Server/Anchor[mongodb::server::end]: Dependency Mongodb_conn_validator[mongodb] has failures: true
Warning: /Stage[main]/Mongodb::Server/Anchor[mongodb::server::end]: Skipping because of failed dependencies