OpenStack Compute (Nova)
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abhishekkekane 04d7a724fd Eventlet green threads not released back to pool
Presently, the wsgi server allows persist connections hence even after
the response is sent to the client, it doesn't close the client socket
connection.
Because of this problem, the green thread is not released back to the pool.

In order to close the client socket connection explicitly after the
response is sent and read successfully by the client, you simply have to
set keepalive to False when you create a wsgi server.

Add a parameter to take advantage of the new(ish) eventlet socket timeout
behaviour. Allows closing idle client connections after a period of
time, eg:

$ time nc localhost 8776
real    1m0.063s

Setting 'client_socket_timeout = 0' means do not timeout.

DocImpact:
Added wsgi_keep_alive option (default=True).
Added client_socket_timeout option (default=900).

SecurityImpact

Closes-Bug: #1361360
Change-Id: I399b812f6d452226fd306c423de8dcea8520d2aa
2014-11-21 22:42:08 +00:00
contrib Merge "changed quantum to neutron in vif-openstack" 2014-03-05 10:45:05 +00:00
doc Merge "Nova devref: Fix the rpc documentation typos" 2014-11-18 20:32:41 +00:00
etc/nova Add 'instance-usage-audit-log' plugin for V2.1 2014-11-13 14:38:25 +09:00
nova Eventlet green threads not released back to pool 2014-11-21 22:42:08 +00:00
plugins/xenserver xenapi plugins must target only Python 2.4 features 2014-11-10 07:29:03 -08:00
tools remove use of explicit lockutils invocation in tests 2014-10-29 14:22:45 -04:00
.coveragerc Port Cheetah templates to Jinja2 2013-09-02 16:03:34 +02:00
.gitignore Remove duplicate entry from .gitignore file 2014-09-29 19:21:02 +00:00
.gitreview Add .gitreview config file for gerrit. 2011-10-24 15:07:19 -04:00
.mailmap Add mailmap entry 2014-05-07 12:14:26 -07:00
.testr.conf Add tox -e functional 2014-11-12 15:31:06 -05:00
CONTRIBUTING.rst Fix the section name in CONTRIBUTING.rst 2014-03-28 12:12:11 +01:00
HACKING.rst Remove use of unicode on exceptions 2014-10-22 18:05:48 +00:00
LICENSE initial commit 2010-05-27 23:05:26 -07:00
MANIFEST.in Finish AUTHORS transition. 2012-07-05 09:11:37 -05:00
README.rst Update links in README 2014-05-07 16:06:24 -07:00
babel.cfg Get rid of distutils.extra. 2012-02-08 19:30:39 -08:00
openstack-common.conf Switch Nova to use oslo.concurrency 2014-10-30 00:19:14 +00:00
pylintrc Don't warn about C0111 (No docstrings) 2011-03-16 15:28:09 -07:00
requirements.txt Use oslo.middleware 2014-10-30 18:27:20 -04:00
run_tests.sh move all tests to nova/tests/unit 2014-11-12 15:31:08 -05:00
setup.cfg Add 'instance-usage-audit-log' plugin for V2.1 2014-11-13 14:38:25 +09:00
setup.py Updated from global requirements 2014-04-30 02:43:45 +00:00
test-requirements.txt Updated from global requirements 2014-11-18 19:42:49 +00:00
tox.ini move all tests to nova/tests/unit 2014-11-12 15:31:08 -05:00

README.rst

OpenStack Nova README

OpenStack Nova provides a cloud computing fabric controller, supporting a wide variety of virtualization technologies, including KVM, Xen, LXC, VMware, and more. In addition to its native API, it includes compatibility with the commonly encountered Amazon EC2 and S3 APIs.

OpenStack Nova is distributed under the terms of the Apache License, Version 2.0. The full terms and conditions of this license are detailed in the LICENSE file.

Nova primarily consists of a set of Python daemons, though it requires and integrates with a number of native system components for databases, messaging and virtualization capabilities.

To keep updated with new developments in the OpenStack project follow @openstack on Twitter.

To learn how to deploy OpenStack Nova, consult the documentation available online at:

http://docs.openstack.org

For information about the different compute (hypervisor) drivers supported by Nova, read this page on the wiki:

https://wiki.openstack.org/wiki/HypervisorSupportMatrix

In the unfortunate event that bugs are discovered, they should be reported to the appropriate bug tracker. If you obtained the software from a 3rd party operating system vendor, it is often wise to use their own bug tracker for reporting problems. In all other cases use the master OpenStack bug tracker, available at:

http://bugs.launchpad.net/nova

Developers wishing to work on the OpenStack Nova project should always base their work on the latest Nova code, available from the master GIT repository at:

https://git.openstack.org/cgit/openstack/nova

Developers should also join the discussion on the mailing list, at:

http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev

Any new code must follow the development guidelines detailed in the HACKING.rst file, and pass all unit tests. Further developer focused documentation is available at:

http://docs.openstack.org/developer/nova/

For information on how to contribute to Nova, please see the contents of the CONTRIBUTING.rst file.

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