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Support "http_hidden_proxy" ENV var for hidden service only proxy (#18427)

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* Support "http_hidden_proxy" ENV var for hidden service only proxy

* Fallback to http_proxy if http_hidden_proxy is not set
This commit is contained in:
Jeong Arm 2022-08-25 11:41:14 +09:00 committed by GitHub
parent 1165943968
commit 861b35dd54
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2 changed files with 32 additions and 3 deletions
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18
app/lib/request.rb
View File

@ -31,7 +31,7 @@ class Request
@url = Addressable::URI.parse(url).normalize
@http_client = options.delete(:http_client)
@options = options.merge(socket_class: use_proxy? ? ProxySocket : Socket)
@options = @options.merge(Rails.configuration.x.http_client_proxy) if use_proxy?
@options = @options.merge(proxy_url) if use_proxy?
@headers = {}
raise Mastodon::HostValidationError, 'Instance does not support hidden service connections' if block_hidden_service?
@ -141,11 +141,23 @@ class Request
end
def use_proxy?
Rails.configuration.x.http_client_proxy.present?
proxy_url.present?
end
def proxy_url
if hidden_service? && Rails.configuration.x.http_client_hidden_proxy.present?
Rails.configuration.x.http_client_hidden_proxy
else
Rails.configuration.x.http_client_proxy
end
end
def block_hidden_service?
!Rails.configuration.x.access_to_hidden_service && /\.(onion|i2p)$/.match?(@url.host)
!Rails.configuration.x.access_to_hidden_service && hidden_service?
end
def hidden_service?
/\.(onion|i2p)$/.match?(@url.host)
end
module ClientLimit

17
config/initializers/http_client_proxy.rb
View File

@ -18,5 +18,22 @@ Rails.application.configure do
}.compact
end
if ENV['http_hidden_proxy'].present?
proxy = URI.parse(ENV['http_hidden_proxy'])
raise "Unsupported proxy type: #{proxy.scheme}" unless %w(http https).include? proxy.scheme
raise "No proxy host" unless proxy.host
host = proxy.host
host = host[1...-1] if host[0] == '[' # for IPv6 address
config.x.http_client_hidden_proxy[:proxy] = {
proxy_address: host,
proxy_port: proxy.port,
proxy_username: proxy.user,
proxy_password: proxy.password,
}.compact
end
config.x.access_to_hidden_service = ENV['ALLOW_ACCESS_TO_HIDDEN_SERVICE'] == 'true'
end