Add EnvVarHeaderContentGuard - #8015
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Validate a Base64-encoded request header against a content-app environment variable so shared secrets can rotate without updating guard records. Names must be listed in ENVVAR_HEADER_CONTENT_GUARD_ALLOWED_VARS. fixes pulp#8007 Assisted-by: Cursor Grok 4.6 Co-authored-by: Cursor <cursoragent@cursor.com>
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Summary
EnvVarHeaderContentGuardso a Base64-encoded request header can be checked against a content-app environment variable (fixes #8007). Rotation is a deploy/env change, not a DB update ofHeaderContentGuard.header_value.env_varmust be listed inENVVAR_HEADER_CONTENT_GUARD_ALLOWED_VARS(default[]). The secret is never stored or returned by the API.ENVVAR_HEADER_GUARD_TEST_SECRETfrom the Pulp container env (injected viatemplate_config.yml/ CIpulp_env).Test plan
pytest -k envvar_headerunit tests (secret + allowlist set in the pulp container)pytest -k envvar_headerfunctional tests (create guard, 403 without/wrong header, 404 with matching Base64 header, 400 for disallowedenv_var, access policy present)/pulp/api/v3/contentguards/core/envvar_header/and that GET does not expose a secret valueRelated: PULP-2257, pulp-service prototype pulp/pulp-service#1420
Closes #8007
Assisted-by: Cursor Grok 4.6
Made with Cursor