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-rw-r--r--actionpack/CHANGELOG.md32
-rw-r--r--actionpack/lib/action_controller.rb1
-rw-r--r--actionpack/lib/action_controller/base.rb1
-rw-r--r--actionpack/lib/action_controller/metal/etag_with_flash.rb16
-rw-r--r--actionpack/lib/action_dispatch/http/url.rb86
-rw-r--r--actionpack/lib/action_dispatch/middleware/ssl.rb10
-rw-r--r--actionpack/test/controller/flash_test.rb29
-rw-r--r--actionpack/test/dispatch/ssl_test.rb14
8 files changed, 123 insertions, 66 deletions
diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md
index 9dab1cc76a..a66a1e8af3 100644
--- a/actionpack/CHANGELOG.md
+++ b/actionpack/CHANGELOG.md
@@ -1,3 +1,35 @@
+* Include the content of the flash in the auto-generated etag. This solves the following problem:
+
+ 1. POST /messages
+ 2. redirect_to messages_url, notice: 'Message was created'
+ 3. GET /messages/1
+ 4. GET /messages
+
+ Step 4 would before still include the flash message, even though it's no longer relevant,
+ because the etag cache was recorded with the flash in place and didn't change when it was gone.
+
+ *DHH*
+
+* SSL: Changes redirect behavior for all non-GET and non-HEAD requests
+ (like POST/PUT/PATCH etc) to `http://` resources to redirect to `https://`
+ with a [307 status code](http://tools.ietf.org/html/rfc7231#section-6.4.7) instead of [301 status code](http://tools.ietf.org/html/rfc7231#section-6.4.2).
+
+ 307 status code instructs the HTTP clients to preserve the original
+ request method while redirecting. It has been part of HTTP RFC since
+ 1999 and is implemented/recognized by most (if not all) user agents.
+
+ # Before
+ POST http://example.com/articles (i.e. ArticlesContoller#create)
+ redirects to
+ GET https://example.com/articles (i.e. ArticlesContoller#index)
+
+ # After
+ POST http://example.com/articles (i.e. ArticlesContoller#create)
+ redirects to
+ POST https://example.com/articles (i.e. ArticlesContoller#create)
+
+ *Chirag Singhal*
+
* Add `:as` option to `ActionController:TestCase#process` and related methods.
Specifying `as: mime_type` allows the `CONTENT_TYPE` header to be specified
diff --git a/actionpack/lib/action_controller.rb b/actionpack/lib/action_controller.rb
index fc86a907b3..50f20aa789 100644
--- a/actionpack/lib/action_controller.rb
+++ b/actionpack/lib/action_controller.rb
@@ -23,6 +23,7 @@ module ActionController
autoload :Cookies
autoload :DataStreaming
autoload :EtagWithTemplateDigest
+ autoload :EtagWithFlash
autoload :Flash
autoload :ForceSSL
autoload :Head
diff --git a/actionpack/lib/action_controller/base.rb b/actionpack/lib/action_controller/base.rb
index 68a526eccb..ca8066cd82 100644
--- a/actionpack/lib/action_controller/base.rb
+++ b/actionpack/lib/action_controller/base.rb
@@ -213,6 +213,7 @@ module ActionController
Renderers::All,
ConditionalGet,
EtagWithTemplateDigest,
+ EtagWithFlash,
Caching,
MimeResponds,
ImplicitRender,
diff --git a/actionpack/lib/action_controller/metal/etag_with_flash.rb b/actionpack/lib/action_controller/metal/etag_with_flash.rb
new file mode 100644
index 0000000000..474d75f02e
--- /dev/null
+++ b/actionpack/lib/action_controller/metal/etag_with_flash.rb
@@ -0,0 +1,16 @@
+module ActionController
+ # When you're using the flash, it's generally used as a conditional on the view.
+ # This means the content of the view depends on the flash. Which in turn means
+ # that the etag for a response should be computed with the content of the flash
+ # in mind. This does that by including the content of the flash as a component
+ # in the etag that's generated for a response.
+ module EtagWithFlash
+ extend ActiveSupport::Concern
+
+ include ActionController::ConditionalGet
+
+ included do
+ etag { flash unless flash.empty? }
+ end
+ end
+end
diff --git a/actionpack/lib/action_dispatch/http/url.rb b/actionpack/lib/action_dispatch/http/url.rb
index e85ea90b94..06ffa983d1 100644
--- a/actionpack/lib/action_dispatch/http/url.rb
+++ b/actionpack/lib/action_dispatch/http/url.rb
@@ -192,11 +192,7 @@ module ActionDispatch
# Returns the complete URL used for this request.
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com'
# req.url # => "http://example.com"
def url
protocol + host_with_port + fullpath
@@ -204,14 +200,10 @@ module ActionDispatch
# Returns 'https://' if this is an SSL request and 'http://' otherwise.
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com'
# req.protocol # => "http://"
#
- # req = Request.new 'HTTP_HOST' => 'example.com', 'HTTPS' => 'on'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com', 'HTTPS' => 'on'
# req.protocol # => "https://"
def protocol
@protocol ||= ssl? ? "https://" : "http://"
@@ -219,17 +211,13 @@ module ActionDispatch
# Returns the \host and port for this request, such as "example.com:8080".
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com'
# req.raw_host_with_port # => "example.com"
#
- # req = Request.new 'HTTP_HOST' => 'example.com:80'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:80'
# req.raw_host_with_port # => "example.com:80"
#
- # req = Request.new 'HTTP_HOST' => 'example.com:8080'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:8080'
# req.raw_host_with_port # => "example.com:8080"
def raw_host_with_port
if forwarded = x_forwarded_host.presence
@@ -241,11 +229,7 @@ module ActionDispatch
# Returns the host for this request, such as "example.com".
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com:8080'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:8080'
# req.host # => "example.com"
def host
raw_host_with_port.sub(/:\d+$/, "".freeze)
@@ -255,17 +239,13 @@ module ActionDispatch
# "example.com:8080". Port is only included if it is not a default port
# (80 or 443)
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com'
# req.host_with_port # => "example.com"
#
- # req = Request.new 'HTTP_HOST' => 'example.com:80'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:80'
# req.host_with_port # => "example.com"
#
- # req = Request.new 'HTTP_HOST' => 'example.com:8080'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:8080'
# req.host_with_port # => "example.com:8080"
def host_with_port
"#{host}#{port_string}"
@@ -273,14 +253,10 @@ module ActionDispatch
# Returns the port number of this request as an integer.
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com'
# req.port # => 80
#
- # req = Request.new 'HTTP_HOST' => 'example.com:8080'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:8080'
# req.port # => 8080
def port
@port ||= begin
@@ -294,11 +270,7 @@ module ActionDispatch
# Returns the standard \port number for this request's protocol.
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com:8080'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:8080'
# req.standard_port # => 80
def standard_port
case protocol
@@ -309,14 +281,10 @@ module ActionDispatch
# Returns whether this request is using the standard port
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com:80'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:80'
# req.standard_port? # => true
#
- # req = Request.new 'HTTP_HOST' => 'example.com:8080'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:8080'
# req.standard_port? # => false
def standard_port?
port == standard_port
@@ -325,14 +293,10 @@ module ActionDispatch
# Returns a number \port suffix like 8080 if the \port number of this request
# is not the default HTTP \port 80 or HTTPS \port 443.
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com:80'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:80'
# req.optional_port # => nil
#
- # req = Request.new 'HTTP_HOST' => 'example.com:8080'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:8080'
# req.optional_port # => 8080
def optional_port
standard_port? ? nil : port
@@ -341,14 +305,10 @@ module ActionDispatch
# Returns a string \port suffix, including colon, like ":8080" if the \port
# number of this request is not the default HTTP \port 80 or HTTPS \port 443.
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'HTTP_HOST' => 'example.com:80'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:80'
# req.port_string # => ""
#
- # req = Request.new 'HTTP_HOST' => 'example.com:8080'
+ # req = ActionDispatch::Request.new 'HTTP_HOST' => 'example.com:8080'
# req.port_string # => ":8080"
def port_string
standard_port? ? "" : ":#{port}"
@@ -356,14 +316,10 @@ module ActionDispatch
# Returns the requested port, such as 8080, based on SERVER_PORT
#
- # class Request < Rack::Request
- # include ActionDispatch::Http::URL
- # end
- #
- # req = Request.new 'SERVER_PORT' => '80'
+ # req = ActionDispatch::Request.new 'SERVER_PORT' => '80'
# req.server_port # => 80
#
- # req = Request.new 'SERVER_PORT' => '8080'
+ # req = ActionDispatch::Request.new 'SERVER_PORT' => '8080'
# req.server_port # => 8080
def server_port
get_header("SERVER_PORT").to_i
diff --git a/actionpack/lib/action_dispatch/middleware/ssl.rb b/actionpack/lib/action_dispatch/middleware/ssl.rb
index 0b81d0ad43..992daab3aa 100644
--- a/actionpack/lib/action_dispatch/middleware/ssl.rb
+++ b/actionpack/lib/action_dispatch/middleware/ssl.rb
@@ -133,12 +133,20 @@ module ActionDispatch
end
def redirect_to_https(request)
- [ @redirect.fetch(:status, 301),
+ [ @redirect.fetch(:status, redirection_status(request)),
{ "Content-Type" => "text/html",
"Location" => https_location_for(request) },
@redirect.fetch(:body, []) ]
end
+ def redirection_status(request)
+ if request.get? || request.head?
+ 301 # Issue a permanent redirect via a GET request.
+ else
+ 307 # Issue a fresh request redirect to preserve the HTTP method.
+ end
+ end
+
def https_location_for(request)
host = @redirect[:host] || request.host
port = @redirect[:port] || request.port
diff --git a/actionpack/test/controller/flash_test.rb b/actionpack/test/controller/flash_test.rb
index cabbe2d608..e5f24f1a3a 100644
--- a/actionpack/test/controller/flash_test.rb
+++ b/actionpack/test/controller/flash_test.rb
@@ -263,6 +263,13 @@ class FlashIntegrationTest < ActionDispatch::IntegrationTest
flash[:bar] = "for great justice"
head :ok
end
+
+ def set_flash_optionally
+ flash.now.notice = params[:flash]
+ if stale? etag: "abe"
+ render inline: "maybe flash"
+ end
+ end
end
def test_flash
@@ -310,6 +317,28 @@ class FlashIntegrationTest < ActionDispatch::IntegrationTest
end
end
+ def test_flash_factored_into_etag
+ with_test_route_set do
+ get "/set_flash_optionally"
+ no_flash_etag = response.etag
+
+ get "/set_flash_optionally", params: { flash: "hello!" }
+ hello_flash_etag = response.etag
+
+ assert_not_equal no_flash_etag, hello_flash_etag
+
+ get "/set_flash_optionally", params: { flash: "hello!" }
+ another_hello_flash_etag = response.etag
+
+ assert_equal another_hello_flash_etag, hello_flash_etag
+
+ get "/set_flash_optionally", params: { flash: "goodbye!" }
+ goodbye_flash_etag = response.etag
+
+ assert_not_equal another_hello_flash_etag, goodbye_flash_etag
+ end
+ end
+
private
# Overwrite get to send SessionSecret in env hash
diff --git a/actionpack/test/dispatch/ssl_test.rb b/actionpack/test/dispatch/ssl_test.rb
index ccddb90bb5..71b274bf1e 100644
--- a/actionpack/test/dispatch/ssl_test.rb
+++ b/actionpack/test/dispatch/ssl_test.rb
@@ -38,6 +38,16 @@ class RedirectSSLTest < SSLTest
assert_equal redirect[:body].join, @response.body
end
+ def assert_post_redirected(redirect: {}, from: "http://a/b?c=d",
+ to: from.sub("http", "https"))
+
+ self.app = build_app ssl_options: { redirect: redirect }
+
+ post from
+ assert_response redirect[:status] || 307
+ assert_redirected_to to
+ end
+
test "exclude can avoid redirect" do
excluding = { exclude: -> request { request.path =~ /healthcheck/ } }
@@ -57,6 +67,10 @@ class RedirectSSLTest < SSLTest
assert_redirected
end
+ test "http POST is redirected to https with status 307" do
+ assert_post_redirected
+ end
+
test "redirect with non-301 status" do
assert_redirected redirect: { status: 307 }
end