Werk #16798: ups_test: Handle unknown time since last test

Component

Checks & agents

Title

ups_test: Handle unknown time since last test

Date

Jun 17, 2024

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

2.4.0b1 Not yet released	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.3.0p7	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

The time since the last battery test is calculated via the difference between the current uptime and the uptime when the test was initiated. This means the time cannot be determined if the uptime of the test initiation is larger than the current uptime.

Before, this lead to a

ValueError: Cannot render negative timespan

Now, the check will become UNKNOWN instead.

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