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Copy proxy_file in chunks

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This commit is contained in:
Omar Roth 2019-05-20 12:06:44 -05:00
parent 3ac8de0a64
commit 06bf0c2622
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1 changed files with 22 additions and 10 deletions
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32
src/invidious/helpers/helpers.cr
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@ -631,19 +631,31 @@ def cache_annotation(db, id, annotations)
end
def proxy_file(response, env)
if response.headers["Content-Length"]? && response.headers["Content-Length"] == "0"
if !response.body_io?
return
end
if response.headers.includes_word?("Content-Encoding", "gzip")
Gzip::Writer.open(env.response) do |deflate|
IO.copy(response.body_io, deflate)
begin
if response.headers.includes_word?("Content-Encoding", "gzip")
Gzip::Writer.open(env.response) do |deflate|
copy_in_chunks(response.body_io, deflate)
end
elsif response.headers.includes_word?("Content-Encoding", "deflate")
Flate::Writer.open(env.response) do |deflate|
copy_in_chunks(response.body_io, deflate)
end
else
copy_in_chunks(response.body_io, env.response)
end
elsif response.headers.includes_word?("Content-Encoding", "deflate")
Flate::Writer.open(env.response) do |deflate|
IO.copy(response.body_io, deflate)
end
else
IO.copy(response.body_io, env.response)
rescue ex
end
end
# https://stackoverflow.com/a/44802810 <3
def copy_in_chunks(input, output, chunk_size = 4096)
size = 1
while size > 0
size = IO.copy(input, output, chunk_size)
Fiber.yield
end
end