* [PATCH] stream_file: remove #to_io support from responses
@ 2016-11-08 23:21 Eric Wong
0 siblings, 0 replies; only message in thread
From: Eric Wong @ 2016-11-08 23:21 UTC (permalink / raw)
To: yahns-public
This is not a part of any Rack specification, and can lead to
interesting bugs with wrapped classes for gzip and TLS. AFAIK,
.to_io was meant to support IO#wait_*able and IO.select methods,
not to actually perform read/writes on the return value.
---
lib/yahns/stream_file.rb | 30 +++++++++++++-----------------
1 file changed, 13 insertions(+), 17 deletions(-)
diff --git a/lib/yahns/stream_file.rb b/lib/yahns/stream_file.rb
index 19d1692..fdba5bf 100644
--- a/lib/yahns/stream_file.rb
+++ b/lib/yahns/stream_file.rb
@@ -11,24 +11,20 @@ class Yahns::StreamFile # :nodoc:
NeedClose = Class.new(File) # :nodoc:
def initialize(body, persist, offset, count)
- if body.respond_to?(:to_io)
- @tmpio = body.to_io
+ path = body.to_path
+ if path =~ %r{\A/dev/fd/(\d+)\z}
+ @tmpio = IO.for_fd($1.to_i)
+ @tmpio.autoclose = false
else
- path = body.to_path
- if path =~ %r{\A/dev/fd/(\d+)\z}
- @tmpio = IO.for_fd($1.to_i)
- @tmpio.autoclose = false
- else
- retried = false
- begin
- @tmpio = NeedClose.open(path)
- rescue Errno::EMFILE, Errno::ENFILE
- raise if retried
- retried = true
- Thread.current[:yahns_fdmap].desperate_expire(5)
- sleep(1)
- retry
- end
+ retried = false
+ begin
+ @tmpio = NeedClose.open(path)
+ rescue Errno::EMFILE, Errno::ENFILE
+ raise if retried
+ retried = true
+ Thread.current[:yahns_fdmap].desperate_expire(5)
+ sleep(1)
+ retry
end
end
@sf_offset = offset
--
EW
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2016-11-08 23:21 [PATCH] stream_file: remove #to_io support from responses Eric Wong
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