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csp plug: add support for certificate transparency

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This commit is contained in:
William Pitcock 2018-11-11 06:53:42 +00:00
parent 331cf6ada1
commit df72978dce
3 changed files with 7 additions and 3 deletions
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3
config/config.exs
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@ -179,7 +179,8 @@ config :pleroma, :suggestions,
config :pleroma, :csp,
enabled: true,
sts: false,
sts_max_age: 31_536_000
sts_max_age: 31_536_000,
ct_max_age: 2_592_000
config :cors_plug,
max_age: 86_400,

1
config/config.md
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@ -85,3 +85,4 @@ This section is used to configure Pleroma-FE, unless ``:managed_config`` in ``:i
* ``enabled``: Whether the managed content security policy is enabled
* ``sts``: Whether to additionally send a `Strict-Transport-Security` header
* ``sts_max_age``: The maximum age for the `Strict-Transport-Security` header if sent
* ``ct_max_age``: The maximum age for the `Except-CT` header if sent

6
lib/pleroma/plugs/csp_plug.ex
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@ -44,10 +44,12 @@ defmodule Pleroma.Plugs.CSPPlug do
end
defp maybe_send_sts_header(conn, true) do
max_age = Config.get([:csp, :sts_max_age])
max_age_sts = Config.get([:csp, :sts_max_age])
max_age_ct = Config.get([:csp, :ct_max_age])
merge_resp_headers(conn, [
{"strict-transport-security", "max-age=#{max_age}; includeSubDomains"}
{"strict-transport-security", "max-age=#{max_age_sts}; includeSubDomains"},
{"expect-ct", "enforce, max-age=#{max_age_ct}"}
])
end