Werk #15884: activate_changes: If-Match header now required on the activate changes endpoint

Component	REST API
Title	activate_changes: If-Match header now required on the activate changes endpoint
Date	Jun 1, 2023
Level	Trivial Change
Class	New Feature
Compatibility	Incompatible - Manual interaction might be required
Checkmk versions & editions	2.3.0b1 Not yet released Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME) 2.3.0b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME) 2.2.0p3 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

The werk introduces the etag If-Match policy on the activate changes endpoint. The user can locate the ETag in the response headers of the "list pending changes" endpoint. In cases where clients don't want to first call this endpoint, the option to send If-Match: * is also possible.

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