prometheus/blackbox_exporter v0.28.0

0.28.0 / 2025-12-04

on GitHub

BREAKING CHANGES:

• The --log.prober flag behavior has changed. The scrape probe logger is now an independent logger. Please review the README.md and adjust configurations as needed. #1461
• Log leveling has been improved for several prober modules. Changes include logging errors at ERROR level instead of INFO, and adjusting many prober logs from INFO to DEBUG level. To see more detailed probe logs, set --log.prober=debug. #1461

Changes:

• [CHANGE] Make default HTTP User-Agent compliant with RFC9110 (now Blackbox-Exporter/<version>) #1446
• [CHANGE] Config is not reloaded if the file content didn't change when using all reload methods #1464
• [FEATURE] Support HTTP/3 (QUIC) prober #1425
• [FEATURE] Add support for configuring gRPC metadata in gRPC prober #956
• [FEATURE] Implement byte matching in TCP query responses #1441
• [FEATURE] Add a new type of probe using unix domain sockets #1480
• [FEATURE] Support config reload automatically - feature flag config.enable-auto-reload, config.auto-reload-interval #1464
• [BUGFIX] Fix retrieving probe logs by target name when probed by multiple modules #1257
• [BUGFIX] Fix error handling in auto-reload config case #1478
• [BUGFIX] Fix debug param log output work regardless of log level #1438