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Werk #18104: OTel: Fix hostname computation when using different rules

Component Checks & agents
Title OTel: Fix hostname computation when using different rules
Date Jun 3, 2025
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
2.5.0b1 Checkmk Ultimate, Checkmk Ultimate MT
2.4.0p5 Checkmk Ultimate, Checkmk Ultimate MT

When multiple rules were defined in a "Host name computation" for an Open Telemetry receiver endpoint or Prometheus scrape config, they were combined into one. Instead, the first one matching rule is now applied.

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