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-rw-r--r--actionpack/lib/action_dispatch/middleware/remote_ip.rb6
1 files changed, 4 insertions, 2 deletions
diff --git a/actionpack/lib/action_dispatch/middleware/remote_ip.rb b/actionpack/lib/action_dispatch/middleware/remote_ip.rb
index 53d5a4918c..35158f9062 100644
--- a/actionpack/lib/action_dispatch/middleware/remote_ip.rb
+++ b/actionpack/lib/action_dispatch/middleware/remote_ip.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "ipaddr"
module ActionDispatch
@@ -10,7 +12,7 @@ module ActionDispatch
# by @gingerlime. A more detailed explanation of the algorithm is given
# at GetIp#calculate_ip.
#
- # Some Rack servers concatenate repeated headers, like {HTTP RFC 2616}[http://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.2]
+ # Some Rack servers concatenate repeated headers, like {HTTP RFC 2616}[https://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.2]
# requires. Some Rack servers simply drop preceding headers, and only report
# the value that was {given in the last header}[http://andre.arko.net/2011/12/26/repeated-headers-and-ruby-web-servers].
# If you are behind multiple proxy servers (like NGINX to HAProxy to Unicorn)
@@ -29,7 +31,7 @@ module ActionDispatch
# The default trusted IPs list simply includes IP addresses that are
# guaranteed by the IP specification to be private addresses. Those will
# not be the ultimate client IP in production, and so are discarded. See
- # http://en.wikipedia.org/wiki/Private_network for details.
+ # https://en.wikipedia.org/wiki/Private_network for details.
TRUSTED_PROXIES = [
"127.0.0.1", # localhost IPv4
"::1", # localhost IPv6