James E. Blair 9e9a5b9bfd Improve max-servers handling for GCE
The quota handling for the simple driver (used by GCE) only handles
max-servers, but even so, it still didn't take into consideration
currently building servers.  If a number of simultaneous requests
were received, it would try to build them all and eventually return
node failures for the ones that the cloud refused to build.

The OpenStack driver has a lot of nice quota handling methods which
do take currently building nodes into account.  This change moves
some of those methods into a new Provider mixin class for quota
support.  This class implements some handy methods which perform
the calculations and provides some abstract methods which providers
will need to implement in order to supply information.

The simple driver is updated to use this system, though it still
only supports max-servers for the moment.

Change-Id: I0ce742452914301552f4af5e92a3e36304a7e291
2020-06-21 06:38:50 -07:00
2020-06-15 19:57:11 +01:00
2018-04-26 11:52:17 -05:00
2018-07-23 13:44:06 +02:00
2019-04-19 19:25:31 +00:00
2018-04-26 11:52:17 -05:00
2020-06-18 12:49:38 -07:00
2020-03-26 09:08:14 -05:00
2018-01-19 00:30:22 +00:00
2020-06-15 19:57:11 +01:00
2020-04-16 10:02:01 -05:00
2015-09-14 16:19:13 -04:00
2020-06-09 08:48:43 -07:00
2020-03-17 23:38:03 +00:00

Nodepool

Nodepool is a system for managing test node resources. It supports launching single-use test nodes from cloud providers as well as managing access to pre-defined pre-existing nodes. Nodepool is part of a suite of tools that form a comprehensive test system, including Zuul.

The latest documentation for Nodepool is published at: https://zuul-ci.org/docs/nodepool/

The latest documentation for Zuul is published at: https://zuul-ci.org/docs/zuul/

Getting Help

There are two Zuul-related mailing lists:

zuul-announce

A low-traffic announcement-only list to which every Zuul operator or power-user should subscribe.

zuul-discuss

General discussion about Zuul, including questions about how to use it, and future development.

You will also find Zuul developers in the #zuul channel on Freenode IRC.

Contributing

To browse the latest code, see: https://opendev.org/zuul/nodepool To clone the latest code, use git clone https://opendev.org/zuul/nodepool

Bugs are handled at: https://storyboard.openstack.org/#!/project/zuul/nodepool

Code reviews are handled by gerrit at https://review.opendev.org

After creating a Gerrit account, use git review to submit patches. Example:

# Do your commits
$ git review
# Enter your username if prompted

Join #zuul on Freenode to discuss development or usage.

License

Nodepool is free software, licensed under the Apache License, version 2.0.

Python Version Support

Nodepool requires Python 3. It does not support Python 2.

Description
Manage a pool of nodes for a distributed test infrastructure
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