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| | # Copyright (C) 2013-2016 all contributors <yahns-public@yhbt.net>
# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
# frozen_string_literal: true
require_relative 'server_helper'
require 'zlib'
require 'time'
class TestExtrasTryGzipStatic < Testcase
ENV["N"].to_i > 1 and parallelize_me!
include ServerHelper
GPL_TEXT = IO.binread("COPYING").freeze
def setup
@tmpdir = yahns_mktmpdir
server_helper_setup
skip 'Ruby 2.x required' unless ''.respond_to?(:b)
end
def teardown
server_helper_teardown
FileUtils.rm_rf @tmpdir
end
def test_gzip_static
err, cfg, host, port = @err, Yahns::Config.new, @srv.addr[3], @srv.addr[1]
tmpdir = @tmpdir
pid = mkserver(cfg) do
require './extras/try_gzip_static'
cfg.instance_eval do
app(:rack, TryGzipStatic.new(tmpdir)) do
listen "#{host}:#{port}"
end
stderr_path err.path
end
end
begin # setup
gpl = "#{tmpdir}/COPYING"
gplgz = "#{tmpdir}/COPYING.gz"
FileUtils.cp("COPYING", gpl)
_, status = Process.waitpid2(fork do
File.open(gplgz, "w") do |fp|
Zlib::GzipWriter.wrap(fp.dup) { |io| io.write(GPL_TEXT) }
end
exit!(0)
end)
assert status.success?, status.inspect
st = File.stat(gpl)
gz_st = File.stat(gplgz)
assert_equal GPL_TEXT, `zcat #{gplgz}`, "Eric screwed up using zlib"
File.utime(st.atime, st.mtime, gplgz)
end
check = lambda do |req, &blk|
c = get_tcp_client(host, port)
begin
c.write "#{req}\r\n\r\n"
buf = c.read(666000)
head, body = buf.split(/\r\n\r\n/)
blk.call(head)
body
ensure
c.close
end
end
Timeout.timeout(30) do # basic tests
%w(GET HEAD).each do |m|
body = check.call("#{m} /COPYING HTTP/1.0") do |head|
refute_match %r{^Content-Encoding: gzip\b}, head
assert_match %r{^Content-Type: text/plain\b}, head
assert_match %r{^Content-Length: #{st.size}\b}, head
end
case m
when "GET" then assert_equal GPL_TEXT, body
when "HEAD" then assert_nil body
end
req = "#{m} /COPYING HTTP/1.0\r\nAccept-Encoding: gzip"
body = check.call(req) do |head|
assert_match %r{^Content-Encoding: gzip\b}, head
assert_match %r{^Content-Type: text/plain\b}, head
assert_match %r{^Content-Length: #{gz_st.size}\b}, head
end
case m
when "GET"
assert_equal GPL_TEXT, Zlib::GzipReader.new(StringIO.new(body)).read
when "HEAD" then assert_nil body
end
end
end
Timeout.timeout(30) do # range tests
%w(HEAD GET).each do |m|
req = "#{m} /COPYING HTTP/1.0\r\n" \
"Range: bytes=5-46\r\nAccept-Encoding: gzip"
body = check.call(req) do |head|
assert_match %r{\AHTTP/1\.1 206 Partial Content\r\n}, head
refute_match %r{^Content-Encoding: gzip\b}, head
assert_match %r{^Content-Type: text/plain\b}, head
assert_match %r{^Content-Length: 42\b}, head
assert_match %r{^Content-Range: bytes 5-46/#{st.size}\r\n}, head
end
case m
when "GET" then assert_equal GPL_TEXT[5..46], body
when "HEAD" then assert_nil body
end
req = "#{m} /COPYING HTTP/1.0\r\n" \
"Range: bytes=66666666-\r\nAccept-Encoding: gzip"
body = check.call(req) do |head|
assert_match %r{^Content-Range: bytes \*/#{st.size}\r\n}, head
assert_match %r{\AHTTP/1\.1 416 }, head
end
assert_nil body
end
end
Timeout.timeout(30) do # gzip counterpart is nonexistent
File.link(gpl, "#{gpl}.hardlink")
%w(GET HEAD).each do |m|
req = "#{m} /COPYING.hardlink HTTP/1.0\r\nAccept-Encoding: gzip"
body = check.call(req) do |head|
refute_match %r{^Content-Encoding: gzip\b}, head
assert_match %r{^Content-Type: text/plain\b}, head
assert_match %r{^Content-Length: #{st.size}\b}, head
end
case m
when "GET" then assert_equal GPL_TEXT, body
when "HEAD" then assert_nil body
end
end
end
Timeout.timeout(30) do # If-Modified-Since
%w(GET HEAD).each do |m|
req = "#{m} /COPYING HTTP/1.0\r\n" \
"If-Modified-Since: #{st.mtime.httpdate}"
body = check.call(req) do |head|
assert_match %r{\AHTTP/1\.1 304 Not Modified}, head
end
assert_nil body
end
end
# skew the times of the gzip file, should now fail to use gzipped
Timeout.timeout(30) do
File.utime(Time.at(0), Time.at(0), gplgz)
%w(GET HEAD).each do |m|
req = "#{m} /COPYING HTTP/1.0\r\nAccept-Encoding: gzip"
body = check.call(req) do |head|
refute_match %r{^Content-Encoding: gzip\b}, head
assert_match %r{^Content-Type: text/plain\b}, head
assert_match %r{^Content-Length: #{st.size}\b}, head
end
case m
when "GET" then assert_equal GPL_TEXT, body
when "HEAD" then assert_nil body
end
end
end
Timeout.timeout(30) do # 404
%w(GET HEAD).each do |m|
req = "#{m} /cp-ing HTTP/1.0\r\nAccept-Encoding: gzip"
body = check.call(req) do |head|
assert_match %r{HTTP/1\.1 404 }, head
end
assert_nil body
end
body = check.call("FOO /COPYING HTTP/1.0") do |head|
assert_match %r{HTTP/1\.1 405 }, head
end
assert_nil body
end
Net::HTTP.start(host, port) do |http|
res = http.request(Net::HTTP::Get.new('/COPYING/foo'))
assert_equal 404, res.code.to_i
end
ensure
quit_wait(pid)
end
end
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