Rename function and clarify that CSP is only strict with MediaProxy enabled

This commit is contained in:
Mark Felder 2020-07-03 17:18:22 -05:00
parent eaa59daa4c
commit e9a28078ad

View file

@ -69,10 +69,11 @@ defp csp_string do
img_src = "img-src 'self' data: blob:" img_src = "img-src 'self' data: blob:"
media_src = "media-src 'self'" media_src = "media-src 'self'"
# Strict multimedia CSP enforcement only when MediaProxy is enabled
{img_src, media_src} = {img_src, media_src} =
if Config.get([:media_proxy, :enabled]) && if Config.get([:media_proxy, :enabled]) &&
!Config.get([:media_proxy, :proxy_opts, :redirect_on_failure]) do !Config.get([:media_proxy, :proxy_opts, :redirect_on_failure]) do
sources = get_proxy_and_attachment_sources() sources = build_csp_multimedia_source_list()
{[img_src, sources], [media_src, sources]} {[img_src, sources], [media_src, sources]}
else else
{[img_src, " https:"], [media_src, " https:"]} {[img_src, " https:"], [media_src, " https:"]}
@ -107,7 +108,7 @@ defp csp_string do
|> :erlang.iolist_to_binary() |> :erlang.iolist_to_binary()
end end
defp get_proxy_and_attachment_sources do defp build_csp_multimedia_source_list do
media_proxy_whitelist = media_proxy_whitelist =
Enum.reduce(Config.get([:media_proxy, :whitelist]), [], fn host, acc -> Enum.reduce(Config.get([:media_proxy, :whitelist]), [], fn host, acc ->
add_source(acc, host) add_source(acc, host)