[EDP] External HDFS data source doesn't work

[Andrew Lazarev]

Steps to reproduce:

1. Configure Job to use external HDFS
2. Run Job

Observed stacktrace:

2014-06-11 14:33:25.171 10332 INFO sahara.cli.sahara_all [-] 127.0.0.1 - - [11/Jun/2014 14:33:25] "GET /v1.1/8e44eb2ce32b4c72b82070abbcd61ba8/job-executions HTTP/1.1" 200 687 0.014070
2014-06-11 14:33:25.219 10332 ERROR sahara.service.edp.job_manager [-] Can't run job execution '4d5bf5a6-ff8f-40d4-aa5f-a80d3cf388f2' (reason: __exit__)
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager Traceback (most recent call last):
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager File "/Users/andrew/Sahara/sahara/sahara/service/edp/job_manager.py", line 121, in run_job
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager _run_job(job_execution_id)
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager File "/Users/andrew/Sahara/sahara/sahara/service/edp/job_manager.py", line 165, in _run_job
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager h.configure_cluster_for_hdfs(cluster, data_source)
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager File "/Users/andrew/Sahara/sahara/sahara/service/edp/hdfs_helper.py", line 100, in configure_cluster_for_hdfs
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager with inst.remote as r:
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager AttributeError: __exit__
2014-06-11 14:33:25.219 10332 TRACE sahara.service.edp.job_manager

[Andrew Lazarev (alazarev)]

Created BP to create integration test on that

[Andrew Lazarev (alazarev)]

https://blueprints.launchpad.net/sahara/+spec/it-external-hdfs

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/99491

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/99491
Committed: https://git.openstack.org/cgit/openstack/sahara/commit/?id=8b732228dc9dba2fee10ddc64a2de88a82440c5f
Submitter: Jenkins
Branch: master

commit 8b732228dc9dba2fee10ddc64a2de88a82440c5f
Author: Andrew Lazarev <email address hidden>
Date: Wed Jun 11 15:07:31 2014 -0700

    Fixed remote call in external HDFS configuration method

    Before the change code was failing with exception. Probably
    parentheses were not added during remote engine refactoring for
    heat engine preparation.

    Blueprint to create integration test: it-external-hdfs

    Change-Id: If9aef3be0cc88133d6e20c9e3ffb1ef75e16443c
    Closes-Bug: #1329079