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[ruby/net-http] Make Net::HTTPHeader#content_range return nil on non-byte units

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* Returning nil from the `content_range` method instead of raising an
  error when the unit in the content-range header is not "bytes".

Fix https://bugs.ruby-lang.org/issues/11450

https://github.com/ruby/net-http/commit/0b5030dd86

Co-Authored-By: Nobuyoshi Nakada <nobu@ruby-lang.org>
This commit is contained in:
Shishir Joshi 2022-06-16 16:46:47 +05:30 • committed by git
parent 79eaaf2d0b
commit c310691dd8
2 changed files with 24 additions and 2 deletions
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5
lib/net/http/header.rb
View file

@ -338,9 +338,10 @@ module Net::HTTPHeader
# fits inside the full entity body, as range of byte offsets.
def content_range
return nil unless @header['content-range']
m = %r<bytes\s+(\d+)-(\d+)/(\d+|\*)>i.match(self['Content-Range']) or
m = %r<\A\s*(\w+)\s+(\d+)-(\d+)/(\d+|\*)>.match(self['Content-Range']) or
raise Net::HTTPHeaderSyntaxError, 'wrong Content-Range format'
m[1].to_i .. m[2].to_i
return unless m[1] == 'bytes'
m[2].to_i .. m[3].to_i
end
# The length of the range represented in Content-Range: header.

21
test/net/http/test_httpheader.rb
View file

@ -308,6 +308,18 @@ class HTTPHeaderTest < Test::Unit::TestCase
end
def test_content_range
@c['Content-Range'] = "bytes 0-499/1000"
assert_equal 0..499, @c.content_range
@c['Content-Range'] = "bytes 1-500/1000"
assert_equal 1..500, @c.content_range
@c['Content-Range'] = "bytes 1-1/1000"
assert_equal 1..1, @c.content_range
@c['Content-Range'] = "tokens 1-1/1000"
assert_equal nil, @c.content_range
try_invalid_content_range "invalid"
try_invalid_content_range "bytes 123-abc"
try_invalid_content_range "bytes abc-123"
end
def test_range_length
@ -317,6 +329,15 @@ class HTTPHeaderTest < Test::Unit::TestCase
assert_equal 500, @c.range_length
@c['Content-Range'] = "bytes 1-1/1000"
assert_equal 1, @c.range_length
@c['Content-Range'] = "tokens 1-1/1000"
assert_equal nil, @c.range_length
try_invalid_content_range "bytes 1-1/abc"
end
def try_invalid_content_range(s)
@c['Content-Range'] = "#{s}"
assert_raise(Net::HTTPHeaderSyntaxError, s){ @c.content_range }
end
def test_chunked?