50 lines
1.7 KiB
Ruby
50 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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module RestClient
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class Request
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attr_accessor :hostname_override
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module UrlBlocker
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def transmit(uri, req, payload, &block)
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begin
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ip, hostname_override = Gitlab::UrlBlocker.validate!(uri, allow_local_network: allow_settings_local_requests?,
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allow_localhost: allow_settings_local_requests?,
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dns_rebind_protection: dns_rebind_protection?)
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self.hostname_override = hostname_override
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rescue Gitlab::UrlBlocker::BlockedUrlError => e
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raise ArgumentError, "URL '#{uri}' is blocked: #{e.message}"
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end
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# Gitlab::UrlBlocker returns a Addressable::URI which we need to coerce
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# to URI so that rest-client can use it to determine if it's a
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# URI::HTTPS or not. It uses it to set `net.use_ssl` to true or not:
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#
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# https://github.com/rest-client/rest-client/blob/f450a0f086f1cd1049abbef2a2c66166a1a9ba71/lib/restclient/request.rb#L656
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ip_as_uri = URI.parse(ip)
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super(ip_as_uri, req, payload, &block)
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end
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def net_http_object(hostname, port)
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super.tap do |http|
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http.hostname_override = hostname_override if hostname_override
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end
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end
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private
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def dns_rebind_protection?
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return false if Gitlab.http_proxy_env?
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Gitlab::CurrentSettings.dns_rebinding_protection_enabled?
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end
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def allow_settings_local_requests?
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Gitlab::CurrentSettings.allow_local_requests_from_web_hooks_and_services?
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end
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end
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prepend UrlBlocker
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end
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end
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