class Rack::SSL
Constants
- YEAR
Public Class Methods
default_hsts_options()
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# File lib/rack/ssl.rb, line 8 def self.default_hsts_options { :expires => YEAR, :subdomains => false } end
new(app, options = {})
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# File lib/rack/ssl.rb, line 12 def initialize(app, options = {}) @app = app @hsts = options[:hsts] @hsts = {} if @hsts.nil? || @hsts == true @hsts = self.class.default_hsts_options.merge(@hsts) if @hsts @exclude = options[:exclude] @host = options[:host] end
Public Instance Methods
call(env)
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# File lib/rack/ssl.rb, line 23 def call(env) if @exclude && @exclude.call(env) @app.call(env) elsif scheme(env) == 'https' status, headers, body = @app.call(env) headers = hsts_headers.merge(headers) flag_cookies_as_secure!(headers) [status, headers, body] else redirect_to_https(env) end end
Private Instance Methods
hsts_headers()
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tools.ietf.org/html/draft-hodges-strict-transport-sec-02
# File lib/rack/ssl.rb, line 61 def hsts_headers if @hsts value = "max-age=#{@hsts[:expires]}" value += "; includeSubDomains" if @hsts[:subdomains] { 'Strict-Transport-Security' => value } else {} end end
redirect_to_https(env)
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# File lib/rack/ssl.rb, line 48 def redirect_to_https(env) req = Request.new(env) host = @host || req.host location = "https://#{host}#{req.fullpath}" status = %w[GET HEAD].include?(req.request_method) ? 301 : 307 headers = { 'Content-Type' => 'text/html', 'Location' => location } [status, headers, []] end
scheme(env)
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Fixed in rack >= 1.3
# File lib/rack/ssl.rb, line 38 def scheme(env) if env['HTTPS'] == 'on' 'https' elsif env['HTTP_X_FORWARDED_PROTO'] env['HTTP_X_FORWARDED_PROTO'].split(',')[0] else env['rack.url_scheme'] end end