diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/http/request.rb')
| -rw-r--r-- | actionpack/lib/action_dispatch/http/request.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/actionpack/lib/action_dispatch/http/request.rb b/actionpack/lib/action_dispatch/http/request.rb index fd23b1df79..5606d6abfe 100644 --- a/actionpack/lib/action_dispatch/http/request.rb +++ b/actionpack/lib/action_dispatch/http/request.rb @@ -15,6 +15,8 @@ module ActionDispatch include ActionDispatch::Http::Upload include ActionDispatch::Http::URL + LOCALHOST = [/^127\.0\.0\.\d{1,3}$/, "::1", /^0:0:0:0:0:0:0:1(%.*)?$/].freeze + %w[ AUTH_TYPE GATEWAY_INTERFACE PATH_TRANSLATED REMOTE_HOST REMOTE_IDENT REMOTE_USER REMOTE_ADDR @@ -231,5 +233,10 @@ module ActionDispatch @env['X_HTTP_AUTHORIZATION'] || @env['REDIRECT_X_HTTP_AUTHORIZATION'] end + + # True if the request came from localhost, 127.0.0.1. + def local? + LOCALHOST.any? { |local_ip| local_ip === remote_addr && local_ip === remote_ip } + end end end |