6da6540036
Done via the following command:
git diff fcd5dd259a --stat --name-only | xargs sed -i '/Pleroma Authors/c# Copyright © 2017-2020 Pleroma Authors <https:\/\/pleroma.social\/>'
151 lines
4.9 KiB
Elixir
151 lines
4.9 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Plugs.HTTPSecurityPlug do
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alias Pleroma.Config
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import Plug.Conn
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require Logger
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def init(opts), do: opts
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def call(conn, _options) do
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if Config.get([:http_security, :enabled]) do
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conn
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|> merge_resp_headers(headers())
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|> maybe_send_sts_header(Config.get([:http_security, :sts]))
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else
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conn
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end
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end
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defp headers do
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referrer_policy = Config.get([:http_security, :referrer_policy])
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report_uri = Config.get([:http_security, :report_uri])
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headers = [
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{"x-xss-protection", "1; mode=block"},
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{"x-permitted-cross-domain-policies", "none"},
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{"x-frame-options", "DENY"},
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{"x-content-type-options", "nosniff"},
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{"referrer-policy", referrer_policy},
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{"x-download-options", "noopen"},
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{"content-security-policy", csp_string() <> ";"}
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]
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if report_uri do
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report_group = %{
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"group" => "csp-endpoint",
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"max-age" => 10_886_400,
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"endpoints" => [
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%{"url" => report_uri}
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]
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}
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headers ++ [{"reply-to", Jason.encode!(report_group)}]
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else
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headers
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end
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end
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defp csp_string do
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scheme = Config.get([Pleroma.Web.Endpoint, :url])[:scheme]
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static_url = Pleroma.Web.Endpoint.static_url()
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websocket_url = Pleroma.Web.Endpoint.websocket_url()
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report_uri = Config.get([:http_security, :report_uri])
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connect_src = "connect-src 'self' #{static_url} #{websocket_url}"
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connect_src =
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if Pleroma.Config.get(:env) == :dev do
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connect_src <> " http://localhost:3035/"
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else
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connect_src
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end
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script_src =
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if Pleroma.Config.get(:env) == :dev do
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"script-src 'self' 'unsafe-eval'"
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else
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"script-src 'self'"
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end
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main_part = [
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"default-src 'none'",
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"base-uri 'self'",
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"frame-ancestors 'none'",
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"img-src 'self' data: https:",
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"media-src 'self' https:",
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"style-src 'self' 'unsafe-inline'",
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"font-src 'self'",
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"manifest-src 'self'",
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connect_src,
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script_src
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]
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report = if report_uri, do: ["report-uri #{report_uri}; report-to csp-endpoint"], else: []
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insecure = if scheme == "https", do: ["upgrade-insecure-requests"], else: []
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(main_part ++ report ++ insecure)
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|> Enum.join("; ")
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end
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def warn_if_disabled do
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unless Config.get([:http_security, :enabled]) do
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Logger.warn("
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.i;;;;i.
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iYcviii;vXY:
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.YXi .i1c.
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.YC. . in7.
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.vc. ...... ;1c.
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i7, .. .;1;
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i7, .. ... .Y1i
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,7v .6MMM@; .YX,
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.7;. ..IMMMMMM1 :t7.
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.;Y. ;$MMMMMM9. :tc.
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vY. .. .nMMM@MMU. ;1v.
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i7i ... .#MM@M@C. .....:71i
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it: .... $MMM@9;.,i;;;i,;tti
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:t7. ..... 0MMMWv.,iii:::,,;St.
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.nC. ..... IMMMQ..,::::::,.,czX.
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.ct: ....... .ZMMMI..,:::::::,,:76Y.
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c2: ......,i..Y$M@t..:::::::,,..inZY
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vov ......:ii..c$MBc..,,,,,,,,,,..iI9i
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i9Y ......iii:..7@MA,..,,,,,,,,,....;AA:
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iIS. ......:ii::..;@MI....,............;Ez.
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.I9. ......:i::::...8M1..................C0z.
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.z9; ......:i::::,.. .i:...................zWX.
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vbv ......,i::::,,. ................. :AQY
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c6Y. .,...,::::,,..:t0@@QY. ................ :8bi
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:6S. ..,,...,:::,,,..EMMMMMMI. ............... .;bZ,
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:6o, .,,,,..:::,,,..i#MMMMMM#v................. YW2.
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.n8i ..,,,,,,,::,,,,.. tMMMMM@C:.................. .1Wn
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7Uc. .:::,,,,,::,,,,.. i1t;,..................... .UEi
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7C...::::::::::::,,,,.. .................... vSi.
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;1;...,,::::::,......... .................. Yz:
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v97,......... .voC.
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izAotX7777777777777777777777777777777777777777Y7n92:
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.;CoIIIIIUAA666666699999ZZZZZZZZZZZZZZZZZZZZ6ov.
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HTTP Security is disabled. Please re-enable it to prevent users from attacking
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your instance and your users via malicious posts:
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config :pleroma, :http_security, enabled: true
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")
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end
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end
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defp maybe_send_sts_header(conn, true) do
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max_age_sts = Config.get([:http_security, :sts_max_age])
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max_age_ct = Config.get([:http_security, :ct_max_age])
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merge_resp_headers(conn, [
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{"strict-transport-security", "max-age=#{max_age_sts}; includeSubDomains"},
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{"expect-ct", "enforce, max-age=#{max_age_ct}"}
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])
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end
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defp maybe_send_sts_header(conn, _), do: conn
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end
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