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CHANGELOG.md

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Changelog

[unreleased]

Added

  • Added dedicated API endpoint for silence previews.

v0.87

Added

  • Use uber-go/automaxprocs to automatically adjust GOMAXPROCS to match Linux container CPU quota. Runtime value of GOMAXPROCS is now exported as a go_max_procs metric.
  • API will now return only first 40 alert groups by default, the rest can be loaded when user clicks on the Load more button. grid:groupLimit config option was added to customise how many groups are returned and displayed in the UI by default.

Changed

  • Automatic grid label selection logic was tweaked to avoid splitting alert groups.

v0.86

Added

  • Added support for alertmanager v0.22.0 negative matchers when creating/editing silences and in ACL rules.
  • Silence ACL rules no longer default isRegex to be false for filters and matchers, see ACL rules for updated docs.

Changed

v0.85

Fixed

  • History queries were always failing due to wrong Prometheus API usage.
  • URI handling for silence requests when proxy is used #3060.

Added

  • Ability to rewrite source URIs for alert history via history:rewrite config section #3064.

v0.84

Added

  • Added grid:auto config section for fine tuning automatic label selection for multi-grid, when multi-grid is configured to Automatic selection in the UI or when ui:multiGridLabel config section is set to @auto.
  • Added alert history estimation, see README.md and docs/CONFIGURATION.md for details.

Changed

  • karma will no longer fail to start if config file contains multiple alertmanager instances with different name but identical URI #3024.
  • Minor UI tweaks.

v0.83

Added

  • Added a new option on the list of labels used for multi-grid. When set in the UI to Automatic selection selection or @auto in ui:multiGridLabel config option karma will try to select the best grid label based on current alerts.

v0.82

Fixed

  • Header values are now sanitised before logging when log:config is enabled #2930.
  • Fixed a deadlock issue that could cause karma to hang #2944 (@jonaz).

Added

  • listen:timeout:read and listen:timeout:write config options for setting HTTP server request read and response write timeouts.
  • annotations:enableInsecureHTML config option #2886.

v0.81

Fixed

  • Fixed a deadlock issue that could cause karma to hang #2888.

Added

  • annotations:actions option allowing to move some annotations to alert dropdown menu #2596.
  • proxy_url alertmanager option to use when a proxy sever needs to be used for requests from karma to alertmanager API #2903 (@mhrabovcin).

Changed

  • Multi-grid label dropdown will only show label names from visible alerts.

v0.80

Added

  • Add /robots.txt to block search engine crawlers.
  • Easily change multi-grid source label via quick access dropdown on the grid header.

Changed

  • Reworked how notifications are displayed.

v0.79

Fixed

  • Not all labels were stripped when using lables:keep or labels:strip option #2585.

Added

  • healthcheck:visible alertmanager option to control if healtcheck alerts should be visible in the UI #2614.

v0.78

Fixed

  • Don't reset regex toggle when adding new silence labels #2520

Added

  • Added support for DeadMansSwitch alerts via healtcheck:alerts option on alertmanager upstream configuration #2512. Example:

    • Setup always on alert in each Prometheus server (prom1 and prom2):

      - alert: DeadMansSwitch
  expr: vector(1)

    • Add healtcheck configuration to karma:

      alertmanager:
  servers:
    - name: am
      uri: https://alertmanager.example.com
      healthcheck:
        filters:
          prom1:
            - alertname=DeadMansSwitch
            - instance=prom1
          prom2:
            - alertname=DeadMansSwitch
            - instance=prom2

    If any of these alerts is missing from alertmanager karma will show a warning in the UI.

v0.77

Fixed

  • Docker images reported version as dev #2479.

Changed

  • Alert groups will be rendered with fewer details when idle.

v0.76

Fixed

  • Fixed release builds using Github Actions

v0.75

Fixed

  • Fixed auth bypass for /health and /metrics endpoints. Those endpoints should be always excluded from authentication but that was broken in v0.73 #2465.

Added

  • listen:tls:cert and listen:tls:key config options for listening on HTTPS port

Changed

  • ghcr.io/prymitive/karma is now used as the primary repository for docker images instead of Docker Hub
  • alertAcknowledgement:commentPrefix config option was replaced by alertAcknowledgement:comment that can be used to customise the entire comment.