Julian Brost 29fc3ad151 Checkable: improve state notifications after suppression ends
This commit changes the Checkable notification suppression logic (notifications
are currently suppressed on the Checkable if it is unreachable, in a downtime,
or acknowledged) to that after the suppression reason ends, a state
notification is sent if and only if the first hard state after is different
from the last hard state from before. If the checkable is in a soft state after
the suppression ends, the notification is further suppressed until a hard state
is reached.

To achieve this behavior, a new attribute state_before_suppression is added to
Checkable. This attribute is set to the last hard state the first time either a
PROBLEM or a RECOVERY notification is suppressed. Compared to from before,
neither of these two flags in the suppressed_notification will ever be cleared
while the supression is still ongoing but only after the suppression ended and
the current state is compared with the old state stored in
state_before_suppression.
2022-03-09 17:06:09 +01:00
2021-07-20 16:21:36 +02:00
2021-07-15 11:24:30 +02:00
2021-06-24 16:12:08 +00:00
2022-01-05 13:15:01 +01:00
2019-09-17 12:54:43 +02:00
2018-10-18 09:50:53 +02:00

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Icinga 2

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Table of Contents

  1. About
  2. Installation
  3. Documentation
  4. Support
  5. License
  6. Contributing

About

Icinga is a monitoring system which checks the availability of your network resources, notifies users of outages, and generates performance data for reporting.

Scalable and extensible, Icinga can monitor large, complex environments across multiple locations.

Icinga 2 is the monitoring server and requires Icinga Web 2 on top in your Icinga Stack. The configuration can be easily managed with either the Icinga Director, config management tools or plain text within the Icinga DSL.

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Installation

Once Icinga Server and Web are running in your distributed environment, make sure to check out the many Icinga modules for even better monitoring.

Documentation

The documentation is available on icinga.com/docs.

Support

Check the project website for status updates. Join the community channels for questions or ask an Icinga partner for professional support.

License

Icinga 2 and the Icinga 2 documentation are licensed under the terms of the GNU General Public License Version 2, you will find a copy of this license in the COPYING file included in the source package.

In addition, as a special exception, the copyright holders give permission to link the code of portions of this program with the OpenSSL library under certain conditions as described in each individual source file, and distribute linked combinations including the two.

You must obey the GNU General Public License in all respects for all of the code used other than OpenSSL. If you modify file(s) with this exception, you may extend this exception to your version of the file(s), but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version. If you delete this exception statement from all source files in the program, then also delete it here.

Contributing

There are many ways to contribute to Icinga -- whether it be sending patches, testing, reporting bugs, or reviewing and updating the documentation. Every contribution is appreciated!

Please continue reading in the contributing chapter.

If you are a packager, please read the development chapter for more details.

Security Issues

For reporting security issues please visit this page.

Description
The core of our monitoring platform with a powerful configuration language and REST API.
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