blakelapierre / docker-corsproxy

docker-corsproxy

This is a simple configuration for a wide open proxy for development with CORS.

Usage

Environment variables:

PROXY_HOST      Required: host to proxy requests to (e.g. https://www.google.com)
EXPOSE_HEADERS  Optional: response headers on the proxy host you want exposed to the client browser (comma separated)
ALLOW_HEADERS   Optional: request headers from the client browser you want exposed to the proxy host (comma separated)

Example:

docker run --rm -t \
  -e PROXY_HOST=https://www.google.com \
  -e ALLOW_HEADERS=X-MyCustom-API-Key,X-Some-Token \
  -e EXPOSE_HEADERS=X-Some-Response-Token
  -p 8080:80 \
  mattbailey/docker-corsproxy

CORS

The CORS settings here are WIDE OPEN, meaning it can be XHR'd from any Origin, for any standard HTTP method. Secure accordingly, this is really only meant for development & testing.