41 lines
1.3 KiB
Ruby
41 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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# This Rack middleware is intended to proxy the webpack assets directory to the
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# webpack-dev-server. It is only intended for use in development.
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# :nocov:
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module Gitlab
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module Webpack
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class DevServerMiddleware < Rack::Proxy
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def initialize(app = nil, opts = {})
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@proxy_host = opts.fetch(:proxy_host, 'localhost')
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@proxy_port = opts.fetch(:proxy_port, 3808)
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@proxy_path = opts[:proxy_path] if opts[:proxy_path]
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@proxy_scheme = opts[:proxy_https] ? 'https' : 'http'
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super(app, backend: "#{@proxy_scheme}://#{@proxy_host}:#{@proxy_port}", **opts)
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end
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def perform_request(env)
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if @proxy_path && env['PATH_INFO'].start_with?("/#{@proxy_path}")
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# disable SSL check since any cert used here will likely be self-signed
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env['rack.ssl_verify_none'] = true
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# ensure we pass the expected Host header so webpack-dev-server doesn't complain
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env['HTTP_HOST'] = "#{@proxy_host}:#{@proxy_port}"
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if relative_url_root = Rails.application.config.relative_url_root
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env['SCRIPT_NAME'] = ""
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env['REQUEST_PATH'].sub!(/\A#{Regexp.escape(relative_url_root)}/, '')
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end
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super(env)
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else
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@app.call(env)
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end
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end
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end
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end
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end
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# :nocov:
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