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feat: enhance error handling for app-proxy with CORS support in internal router configmap #485

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Merged
merged 8 commits into from
May 22, 2025

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plakyda-codefresh
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What

This PR updates the internal-router ConfigMap to add CORS headers in the NGINX error handler for /app-proxy.

Why

To allow frontend clients (local.codefresh.io) to receive valid CORS responses even when the backend service is down (502). This avoids CORS-related failures on network errors during preflight or API calls.

Notes

  • CORS headers are only applied on error responses via the @app_proxy_init_error location block.
  • Regular (successful) responses remain untouched.
  • Preflight OPTIONS requests now return a 204 with appropriate CORS headers.

@plakyda-codefresh plakyda-codefresh requested a review from a team as a code owner May 16, 2025 10:49
@mikhail-klimko mikhail-klimko requested a review from a team as a code owner May 19, 2025 07:39
@plakyda-codefresh
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/e2e

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@plakyda-codefresh
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/e2e

@plakyda-codefresh
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/e2e

@plakyda-codefresh plakyda-codefresh merged commit ee22e72 into main May 22, 2025
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@plakyda-codefresh plakyda-codefresh deleted the feat/app-proxy-ui-retry-mechanism-cors branch May 22, 2025 06:36
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4 participants