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| author | Samuel Williams <samuel.williams@oriontransfer.co.nz> | 2018-07-04 12:45:35 +1200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-07-04 12:45:35 +1200 |
| commit | 93e185e1d41bc658328c69d637616ab355da513e (patch) | |
| tree | f9dc7cdfc72952949f251dc640a5ff42a9768816 /actioncable/lib | |
| parent | 90e2739d8680878b40224d68b366917b9c582ba5 (diff) | |
| download | rails-93e185e1d41bc658328c69d637616ab355da513e.tar.gz rails-93e185e1d41bc658328c69d637616ab355da513e.tar.bz2 rails-93e185e1d41bc658328c69d637616ab355da513e.zip | |
Better compatibility with SPEC.
If `env` is duped or otherwise not the same as the original `env` that was
generated at the top of rack middleware, it is impossible for the server hijack
proc to update the right `env` instance. Therefore, capturing the return value
is more reliable. This is the recommendation of the rack SPEC.
Diffstat (limited to 'actioncable/lib')
| -rw-r--r-- | actioncable/lib/action_cable/connection/stream.rb | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/actioncable/lib/action_cable/connection/stream.rb b/actioncable/lib/action_cable/connection/stream.rb index 4873026b71..e658948a55 100644 --- a/actioncable/lib/action_cable/connection/stream.rb +++ b/actioncable/lib/action_cable/connection/stream.rb @@ -98,8 +98,10 @@ module ActionCable def hijack_rack_socket return unless @socket_object.env["rack.hijack"] - @socket_object.env["rack.hijack"].call - @rack_hijack_io = @socket_object.env["rack.hijack_io"] + # This should return the underlying io according to the SPEC: + @rack_hijack_io = @socket_object.env["rack.hijack"].call + # Retain existing behaviour if required: + @rack_hijack_io ||= @socket_object.env["rack.hijack_io"] @event_loop.attach(@rack_hijack_io, self) end |