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| | # Copyright (c) 2009 Eric Wong
require 'test/test_helper'
include Unicorn
class UploadTest < Test::Unit::TestCase
def setup
@addr = ENV['UNICORN_TEST_ADDR'] || '127.0.0.1'
@port = unused_port
@hdr = {'Content-Type' => 'text/plain', 'Content-Length' => '0'}
@bs = 4096
@count = 256
@server = nil
# we want random binary data to test 1.9 encoding-aware IO craziness
@random = File.open('/dev/urandom','rb')
@sha1 = Digest::SHA1.new
@sha1_app = lambda do |env|
input = env['rack.input']
resp = { :pos => input.pos, :size => input.stat.size }
begin
loop { @sha1.update(input.sysread(@bs)) }
rescue EOFError
end
resp[:sha1] = @sha1.hexdigest
[ 200, @hdr.merge({'X-Resp' => resp.inspect}), [] ]
end
end
def teardown
redirect_test_io { @server.stop(true) } if @server
@random.close
end
def test_put
start_server(@sha1_app)
sock = TCPSocket.new(@addr, @port)
sock.syswrite("PUT / HTTP/1.0\r\nContent-Length: #{length}\r\n\r\n")
@count.times do
buf = @random.sysread(@bs)
@sha1.update(buf)
sock.syswrite(buf)
end
read = sock.read.split(/\r\n/)
assert_equal "HTTP/1.1 200 OK", read[0]
resp = eval(read.grep(/^X-Resp: /).first.sub!(/X-Resp: /, ''))
assert_equal length, resp[:size]
assert_equal 0, resp[:pos]
assert_equal @sha1.hexdigest, resp[:sha1]
end
def test_tempfile_unlinked
spew_path = lambda do |env|
if orig = env['HTTP_X_OLD_PATH']
assert orig != env['rack.input'].path
end
assert_equal length, env['rack.input'].size
[ 200, @hdr.merge('X-Tempfile-Path' => env['rack.input'].path), [] ]
end
start_server(spew_path)
sock = TCPSocket.new(@addr, @port)
sock.syswrite("PUT / HTTP/1.0\r\nContent-Length: #{length}\r\n\r\n")
@count.times { sock.syswrite(' ' * @bs) }
path = sock.read[/^X-Tempfile-Path: (\S+)/, 1]
sock.close
# send another request to ensure we hit the next request
sock = TCPSocket.new(@addr, @port)
sock.syswrite("PUT / HTTP/1.0\r\nX-Old-Path: #{path}\r\n" \
"Content-Length: #{length}\r\n\r\n")
@count.times { sock.syswrite(' ' * @bs) }
path2 = sock.read[/^X-Tempfile-Path: (\S+)/, 1]
sock.close
assert path != path2
assert ! File.exist?(path)
end
def test_put_keepalive_truncates_small_overwrite
start_server(@sha1_app)
sock = TCPSocket.new(@addr, @port)
to_upload = length + 1
sock.syswrite("PUT / HTTP/1.0\r\nContent-Length: #{to_upload}\r\n\r\n")
@count.times do
buf = @random.sysread(@bs)
@sha1.update(buf)
sock.syswrite(buf)
end
sock.syswrite('12345') # write 4 bytes more than we expected
@sha1.update('1')
read = sock.read.split(/\r\n/)
assert_equal "HTTP/1.1 200 OK", read[0]
resp = eval(read.grep(/^X-Resp: /).first.sub!(/X-Resp: /, ''))
assert_equal to_upload, resp[:size]
assert_equal 0, resp[:pos]
assert_equal @sha1.hexdigest, resp[:sha1]
end
def test_put_excessive_overwrite_closed
start_server(lambda { |env| [ 200, @hdr, [] ] })
sock = TCPSocket.new(@addr, @port)
buf = ' ' * @bs
sock.syswrite("PUT / HTTP/1.0\r\nContent-Length: #{length}\r\n\r\n")
@count.times { sock.syswrite(buf) }
assert_raise(Errno::ECONNRESET, Errno::EPIPE) do
::Unicorn::Const::CHUNK_SIZE.times { sock.syswrite(buf) }
end
end
def test_put_handler_closed_file
nr = '0'
start_server(lambda { |env|
env['rack.input'].close
resp = { :nr => nr.succ! }
[ 200, @hdr.merge({ 'X-Resp' => resp.inspect}), [] ]
})
sock = TCPSocket.new(@addr, @port)
buf = ' ' * @bs
sock.syswrite("PUT / HTTP/1.0\r\nContent-Length: #{length}\r\n\r\n")
@count.times { sock.syswrite(buf) }
read = sock.read.split(/\r\n/)
assert_equal "HTTP/1.1 200 OK", read[0]
resp = eval(read.grep(/^X-Resp: /).first.sub!(/X-Resp: /, ''))
assert_equal '1', resp[:nr]
# server still alive?
sock = TCPSocket.new(@addr, @port)
sock.syswrite("GET / HTTP/1.0\r\n\r\n")
read = sock.read.split(/\r\n/)
assert_equal "HTTP/1.1 200 OK", read[0]
resp = eval(read.grep(/^X-Resp: /).first.sub!(/X-Resp: /, ''))
assert_equal '2', resp[:nr]
end
def test_renamed_file_not_closed
start_server(lambda { |env|
new_tmp = Tempfile.new('unicorn_test')
input = env['rack.input']
File.rename(input.path, new_tmp.path)
resp = {
:inode => input.stat.ino,
:size => input.stat.size,
:new_tmp => new_tmp.path,
:old_tmp => input.path,
}
[ 200, @hdr.merge({ 'X-Resp' => resp.inspect}), [] ]
})
sock = TCPSocket.new(@addr, @port)
buf = ' ' * @bs
sock.syswrite("PUT / HTTP/1.0\r\nContent-Length: #{length}\r\n\r\n")
@count.times { sock.syswrite(buf) }
read = sock.read.split(/\r\n/)
assert_equal "HTTP/1.1 200 OK", read[0]
resp = eval(read.grep(/^X-Resp: /).first.sub!(/X-Resp: /, ''))
new_tmp = File.open(resp[:new_tmp])
assert_equal resp[:inode], new_tmp.stat.ino
assert_equal length, resp[:size]
assert ! File.exist?(resp[:old_tmp])
assert_equal resp[:size], new_tmp.stat.size
end
# Despite reading numerous articles and inspecting the 1.9.1-p0 C
# source, Eric Wong will never trust that we're always handling
# encoding-aware IO objects correctly. Thus this test uses shell
# utilities that should always operate on files/sockets on a
# byte-level.
def test_uncomfortable_with_onenine_encodings
# POSIX doesn't require all of these to be present on a system
which('curl') or return
which('sha1sum') or return
which('dd') or return
start_server(@sha1_app)
tmp = Tempfile.new('dd_dest')
assert(system("dd", "if=#{@random.path}", "of=#{tmp.path}",
"bs=#{@bs}", "count=#{@count}"),
"dd #@random to #{tmp}")
sha1_re = %r!\b([a-f0-9]{40})\b!
sha1_out = `sha1sum #{tmp.path}`
assert $?.success?, 'sha1sum ran OK'
assert_match(sha1_re, sha1_out)
sha1 = sha1_re.match(sha1_out)[1]
resp = `curl -isSfN -T#{tmp.path} http://#@addr:#@port/`
assert $?.success?, 'curl ran OK'
assert_match(%r!\b#{sha1}\b!, resp)
end
private
def length
@bs * @count
end
def start_server(app)
redirect_test_io do
@server = HttpServer.new(app, :listeners => [ "#{@addr}:#{@port}" ] )
@server.start
end
end
end
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