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Fix airflowctl config lint filters matching partial config names - #70940

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rjgoyln wants to merge 1 commit into
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rjgoyln:fix-airflowctl-config-lint-substring-match
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Fix airflowctl config lint filters matching partial config names#70940
rjgoyln wants to merge 1 commit into
apache:mainfrom
rjgoyln:fix-airflowctl-config-lint-substring-match

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@rjgoyln

@rjgoyln rjgoyln commented Aug 2, 2026

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Summary

airflowctl config lint declared --section, --option, --ignore-section, and --ignore-option as plain strings instead of lists. As a result, membership checks performed substring matching rather than exact matching, leading to false positives (for example, auth_backend matching auth_backends) and, more seriously, causing --ignore-option to suppress unrelated warnings.

The same root cause also meant that the documented comma-separated syntax (for example, --section core,webserver) was never actually parsed, and verbose output printed each string character by character.

Change

Use the existing string_list_type parser from airflowctl/ctl/cli_config.py for all four options, matching airflow-core. This restores proper list membership, enables the documented comma-separated syntax, and fixes verbose output.


Was generative AI tooling used to co-author this PR?
  • Yes — Claude Code (Opus 5)

Generated-by: Claude Code (Opus 5) following the guidelines

The lint filters were declared as plain strings, so the membership tests in
the command body compared a name against a string rather than against a list.
Any name that happened to be a prefix of what the user typed slipped through:
`--option auth_backends` also reported `auth_backend`, and the mirror case on
`--ignore-option` silently suppressed warnings the user still wanted to see.
Five such pairs exist in CONFIGS_CHANGES today.

The comma-separated lists the docstring has always advertised only appeared to
work because substring matching happened to accept them; the verbose output
joined the same strings character by character.

airflow-core already parses these four arguments with string_list_type, which
was defined here but left unused.
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