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Restore: changed behavior for request.host when multiple X-Forwarded-Host are used #1832

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Restore: changed behavior for request.host when multiple X-Forwarded-Host are used #1832

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2 changes: 1 addition & 1 deletion lib/rack/request.rb
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Expand Up @@ -359,7 +359,7 @@ def forwarded_port

def forwarded_authority
if value = get_header(HTTP_X_FORWARDED_HOST)
wrap_ipv6(split_header(value).first)
wrap_ipv6(split_header(value).last)
end
end

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5 changes: 5 additions & 0 deletions test/spec_request.rb
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Expand Up @@ -167,6 +167,11 @@ class RackRequestTest < Minitest::Spec
req.host.must_equal "example.org"
req.hostname.must_equal "example.org"

req = make_request \
Rack::MockRequest.env_for("/", "HTTP_HOST" => "localhost:81", "HTTP_X_FORWARDED_HOST" => "somehost:9292, anotherhost:9292, example.org:9292")
req.host.must_equal "example.org"
req.hostname.must_equal "example.org"

req = make_request \
Rack::MockRequest.env_for("/", "HTTP_HOST" => "localhost:81", "HTTP_X_FORWARDED_HOST" => "[2001:db8:cafe::17]:47011")
req.host.must_equal "[2001:db8:cafe::17]"
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