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ruby--ruby/test/webrick/test_httpproxy.rb
Tanaka Akira d34303ad10 remove an unused variable.
2019-07-11 13:04:07 +09:00

466 lines
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# frozen_string_literal: false
require "test/unit"
require "net/http"
require "webrick"
require "webrick/httpproxy"
begin
require "webrick/ssl"
require "net/https"
rescue LoadError
# test_connect will be skipped
end
require File.expand_path("utils.rb", File.dirname(__FILE__))
class TestWEBrickHTTPProxy < Test::Unit::TestCase
def teardown
WEBrick::Utils::TimeoutHandler.terminate
super
end
def test_fake_proxy
assert_nil(WEBrick::FakeProxyURI.scheme)
assert_nil(WEBrick::FakeProxyURI.host)
assert_nil(WEBrick::FakeProxyURI.port)
assert_nil(WEBrick::FakeProxyURI.path)
assert_nil(WEBrick::FakeProxyURI.userinfo)
assert_raise(NoMethodError){ WEBrick::FakeProxyURI.foo }
end
def test_proxy
# Testing GET or POST to the proxy server
# Note that the proxy server works as the origin server.
# +------+
# V |
# client -------> proxy ---+
# GET / POST GET / POST
#
proxy_handler_called = request_handler_called = 0
config = {
:ServerName => "localhost.localdomain",
:ProxyContentHandler => Proc.new{|req, res| proxy_handler_called += 1 },
:RequestCallback => Proc.new{|req, res| request_handler_called += 1 }
}
TestWEBrick.start_httpproxy(config){|server, addr, port, log|
server.mount_proc("/"){|req, res|
res.body = "#{req.request_method} #{req.path} #{req.body}"
}
http = Net::HTTP.new(addr, port, addr, port)
req = Net::HTTP::Get.new("/")
http.request(req){|res|
assert_equal("1.1 localhost.localdomain:#{port}", res["via"], log.call)
assert_equal("GET / ", res.body, log.call)
}
assert_equal(1, proxy_handler_called, log.call)
assert_equal(2, request_handler_called, log.call)
req = Net::HTTP::Head.new("/")
http.request(req){|res|
assert_equal("1.1 localhost.localdomain:#{port}", res["via"], log.call)
assert_nil(res.body, log.call)
}
assert_equal(2, proxy_handler_called, log.call)
assert_equal(4, request_handler_called, log.call)
req = Net::HTTP::Post.new("/")
req.body = "post-data"
req.content_type = "application/x-www-form-urlencoded"
http.request(req){|res|
assert_equal("1.1 localhost.localdomain:#{port}", res["via"], log.call)
assert_equal("POST / post-data", res.body, log.call)
}
assert_equal(3, proxy_handler_called, log.call)
assert_equal(6, request_handler_called, log.call)
}
end
def test_no_proxy
# Testing GET or POST to the proxy server without proxy request.
#
# client -------> proxy
# GET / POST
#
proxy_handler_called = request_handler_called = 0
config = {
:ServerName => "localhost.localdomain",
:ProxyContentHandler => Proc.new{|req, res| proxy_handler_called += 1 },
:RequestCallback => Proc.new{|req, res| request_handler_called += 1 }
}
TestWEBrick.start_httpproxy(config){|server, addr, port, log|
server.mount_proc("/"){|req, res|
res.body = "#{req.request_method} #{req.path} #{req.body}"
}
http = Net::HTTP.new(addr, port)
req = Net::HTTP::Get.new("/")
http.request(req){|res|
assert_nil(res["via"], log.call)
assert_equal("GET / ", res.body, log.call)
}
assert_equal(0, proxy_handler_called, log.call)
assert_equal(1, request_handler_called, log.call)
req = Net::HTTP::Head.new("/")
http.request(req){|res|
assert_nil(res["via"], log.call)
assert_nil(res.body, log.call)
}
assert_equal(0, proxy_handler_called, log.call)
assert_equal(2, request_handler_called, log.call)
req = Net::HTTP::Post.new("/")
req.content_type = "application/x-www-form-urlencoded"
req.body = "post-data"
http.request(req){|res|
assert_nil(res["via"], log.call)
assert_equal("POST / post-data", res.body, log.call)
}
assert_equal(0, proxy_handler_called, log.call)
assert_equal(3, request_handler_called, log.call)
}
end
def test_big_bodies
require 'digest/md5'
rand_str = File.read(__FILE__)
rand_str.freeze
nr = 1024 ** 2 / rand_str.size # bigger works, too
exp = Digest::MD5.new
nr.times { exp.update(rand_str) }
exp = exp.hexdigest
TestWEBrick.start_httpserver do |o_server, o_addr, o_port, o_log|
o_server.mount_proc('/') do |req, res|
case req.request_method
when 'GET'
res['content-type'] = 'application/octet-stream'
if req.path == '/length'
res['content-length'] = (nr * rand_str.size).to_s
else
res.chunked = true
end
res.body = ->(socket) { nr.times { socket.write(rand_str) } }
when 'POST'
dig = Digest::MD5.new
req.body { |buf| dig.update(buf); buf.clear }
res['content-type'] = 'text/plain'
res['content-length'] = '32'
res.body = dig.hexdigest
end
end
http = Net::HTTP.new(o_addr, o_port)
IO.pipe do |rd, wr|
headers = {
'Content-Type' => 'application/octet-stream',
'Transfer-Encoding' => 'chunked',
}
post = Net::HTTP::Post.new('/', headers)
th = Thread.new { nr.times { wr.write(rand_str) }; wr.close }
post.body_stream = rd
http.request(post) do |res|
assert_equal 'text/plain', res['content-type']
assert_equal 32, res.content_length
assert_equal exp, res.body
end
assert_nil th.value
end
TestWEBrick.start_httpproxy do |p_server, p_addr, p_port, p_log|
http = Net::HTTP.new(o_addr, o_port, p_addr, p_port)
http.request_get('/length') do |res|
assert_equal(nr * rand_str.size, res.content_length)
dig = Digest::MD5.new
res.read_body { |buf| dig.update(buf); buf.clear }
assert_equal exp, dig.hexdigest
end
http.request_get('/') do |res|
assert_predicate res, :chunked?
dig = Digest::MD5.new
res.read_body { |buf| dig.update(buf); buf.clear }
assert_equal exp, dig.hexdigest
end
IO.pipe do |rd, wr|
headers = {
'Content-Type' => 'application/octet-stream',
'Content-Length' => (nr * rand_str.size).to_s,
}
post = Net::HTTP::Post.new('/', headers)
th = Thread.new { nr.times { wr.write(rand_str) }; wr.close }
post.body_stream = rd
http.request(post) do |res|
assert_equal 'text/plain', res['content-type']
assert_equal 32, res.content_length
assert_equal exp, res.body
end
assert_nil th.value
end
IO.pipe do |rd, wr|
headers = {
'Content-Type' => 'application/octet-stream',
'Transfer-Encoding' => 'chunked',
}
post = Net::HTTP::Post.new('/', headers)
th = Thread.new { nr.times { wr.write(rand_str) }; wr.close }
post.body_stream = rd
http.request(post) do |res|
assert_equal 'text/plain', res['content-type']
assert_equal 32, res.content_length
assert_equal exp, res.body
end
assert_nil th.value
end
end
end
end
def test_http10_proxy_chunked
# Testing HTTP/1.0 client request and HTTP/1.1 chunked response
# from origin server.
# +------+
# V |
# client -------> proxy ---+
# GET GET
# HTTP/1.0 HTTP/1.1
# non-chunked chunked
#
proxy_handler_called = request_handler_called = 0
config = {
:ServerName => "localhost.localdomain",
:ProxyContentHandler => Proc.new{|req, res| proxy_handler_called += 1 },
:RequestCallback => Proc.new{|req, res| request_handler_called += 1 }
}
log_tester = lambda {|log, access_log|
log.reject! {|str|
%r{WARN chunked is set for an HTTP/1\.0 request\. \(ignored\)} =~ str
}
assert_equal([], log)
}
TestWEBrick.start_httpproxy(config, log_tester){|server, addr, port, log|
body = nil
server.mount_proc("/"){|req, res|
body = "#{req.request_method} #{req.path} #{req.body}"
res.chunked = true
res.body = -> (socket) { body.each_char {|c| socket.write c } }
}
# Don't use Net::HTTP because it uses HTTP/1.1.
TCPSocket.open(addr, port) {|s|
s.write "GET / HTTP/1.0\r\nHost: localhost.localdomain\r\n\r\n"
response = s.read
assert_equal(body, response[/.*\z/])
}
}
end
def make_certificate(key, cn)
subject = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=#{cn}")
exts = [
["keyUsage", "keyEncipherment,digitalSignature", true],
]
cert = OpenSSL::X509::Certificate.new
cert.version = 2
cert.serial = 1
cert.subject = subject
cert.issuer = subject
cert.public_key = key
cert.not_before = Time.now - 3600
cert.not_after = Time.now + 3600
ef = OpenSSL::X509::ExtensionFactory.new(cert, cert)
exts.each {|args| cert.add_extension(ef.create_extension(*args)) }
cert.sign(key, "sha256")
return cert
end if defined?(OpenSSL::SSL)
def test_connect
# Testing CONNECT to proxy server
#
# client -----------> proxy -----------> https
# 1. CONNECT establish TCP
# 2. ---- establish SSL session --->
# 3. ------- GET or POST ---------->
#
key = TEST_KEY_RSA2048
cert = make_certificate(key, "127.0.0.1")
s_config = {
:SSLEnable =>true,
:ServerName => "localhost",
:SSLCertificate => cert,
:SSLPrivateKey => key,
}
config = {
:ServerName => "localhost.localdomain",
:RequestCallback => Proc.new{|req, res|
assert_equal("CONNECT", req.request_method)
},
}
TestWEBrick.start_httpserver(s_config){|s_server, s_addr, s_port, s_log|
s_server.mount_proc("/"){|req, res|
res.body = "SSL #{req.request_method} #{req.path} #{req.body}"
}
TestWEBrick.start_httpproxy(config){|server, addr, port, log|
http = Net::HTTP.new("127.0.0.1", s_port, addr, port)
http.use_ssl = true
http.verify_callback = Proc.new do |preverify_ok, store_ctx|
store_ctx.current_cert.to_der == cert.to_der
end
req = Net::HTTP::Get.new("/")
req["Content-Type"] = "application/x-www-form-urlencoded"
http.request(req){|res|
assert_equal("SSL GET / ", res.body, s_log.call + log.call)
}
req = Net::HTTP::Post.new("/")
req["Content-Type"] = "application/x-www-form-urlencoded"
req.body = "post-data"
http.request(req){|res|
assert_equal("SSL POST / post-data", res.body, s_log.call + log.call)
}
}
}
end if defined?(OpenSSL::SSL)
def test_upstream_proxy
# Testing GET or POST through the upstream proxy server
# Note that the upstream proxy server works as the origin server.
# +------+
# V |
# client -------> proxy -------> proxy ---+
# GET / POST GET / POST GET / POST
#
up_proxy_handler_called = up_request_handler_called = 0
proxy_handler_called = request_handler_called = 0
up_config = {
:ServerName => "localhost.localdomain",
:ProxyContentHandler => Proc.new{|req, res| up_proxy_handler_called += 1},
:RequestCallback => Proc.new{|req, res| up_request_handler_called += 1}
}
TestWEBrick.start_httpproxy(up_config){|up_server, up_addr, up_port, up_log|
up_server.mount_proc("/"){|req, res|
res.body = "#{req.request_method} #{req.path} #{req.body}"
}
config = {
:ServerName => "localhost.localdomain",
:ProxyURI => URI.parse("http://localhost:#{up_port}"),
:ProxyContentHandler => Proc.new{|req, res| proxy_handler_called += 1},
:RequestCallback => Proc.new{|req, res| request_handler_called += 1},
}
TestWEBrick.start_httpproxy(config){|server, addr, port, log|
http = Net::HTTP.new(up_addr, up_port, addr, port)
req = Net::HTTP::Get.new("/")
http.request(req){|res|
skip res.message unless res.code == '200'
via = res["via"].split(/,\s+/)
assert(via.include?("1.1 localhost.localdomain:#{up_port}"), up_log.call + log.call)
assert(via.include?("1.1 localhost.localdomain:#{port}"), up_log.call + log.call)
assert_equal("GET / ", res.body)
}
assert_equal(1, up_proxy_handler_called, up_log.call + log.call)
assert_equal(2, up_request_handler_called, up_log.call + log.call)
assert_equal(1, proxy_handler_called, up_log.call + log.call)
assert_equal(1, request_handler_called, up_log.call + log.call)
req = Net::HTTP::Head.new("/")
http.request(req){|res|
via = res["via"].split(/,\s+/)
assert(via.include?("1.1 localhost.localdomain:#{up_port}"), up_log.call + log.call)
assert(via.include?("1.1 localhost.localdomain:#{port}"), up_log.call + log.call)
assert_nil(res.body, up_log.call + log.call)
}
assert_equal(2, up_proxy_handler_called, up_log.call + log.call)
assert_equal(4, up_request_handler_called, up_log.call + log.call)
assert_equal(2, proxy_handler_called, up_log.call + log.call)
assert_equal(2, request_handler_called, up_log.call + log.call)
req = Net::HTTP::Post.new("/")
req.body = "post-data"
req.content_type = "application/x-www-form-urlencoded"
http.request(req){|res|
via = res["via"].split(/,\s+/)
assert(via.include?("1.1 localhost.localdomain:#{up_port}"), up_log.call + log.call)
assert(via.include?("1.1 localhost.localdomain:#{port}"), up_log.call + log.call)
assert_equal("POST / post-data", res.body, up_log.call + log.call)
}
assert_equal(3, up_proxy_handler_called, up_log.call + log.call)
assert_equal(6, up_request_handler_called, up_log.call + log.call)
assert_equal(3, proxy_handler_called, up_log.call + log.call)
assert_equal(3, request_handler_called, up_log.call + log.call)
if defined?(OpenSSL::SSL)
# Testing CONNECT to the upstream proxy server
#
# client -------> proxy -------> proxy -------> https
# 1. CONNECT CONNECT establish TCP
# 2. -------- establish SSL session ------>
# 3. ---------- GET or POST -------------->
#
key = TEST_KEY_RSA2048
cert = make_certificate(key, "127.0.0.1")
s_config = {
:SSLEnable =>true,
:ServerName => "localhost",
:SSLCertificate => cert,
:SSLPrivateKey => key,
}
TestWEBrick.start_httpserver(s_config){|s_server, s_addr, s_port, s_log|
s_server.mount_proc("/"){|req2, res|
res.body = "SSL #{req2.request_method} #{req2.path} #{req2.body}"
}
http = Net::HTTP.new("127.0.0.1", s_port, addr, port, up_log.call + log.call + s_log.call)
http.use_ssl = true
http.verify_callback = Proc.new do |preverify_ok, store_ctx|
store_ctx.current_cert.to_der == cert.to_der
end
req2 = Net::HTTP::Get.new("/")
http.request(req2){|res|
assert_equal("SSL GET / ", res.body, up_log.call + log.call + s_log.call)
}
req2 = Net::HTTP::Post.new("/")
req2.body = "post-data"
req2.content_type = "application/x-www-form-urlencoded"
http.request(req2){|res|
assert_equal("SSL POST / post-data", res.body, up_log.call + log.call + s_log.call)
}
}
end
}
}
end
if defined?(OpenSSL::SSL)
TEST_KEY_RSA2048 = OpenSSL::PKey.read <<-_end_of_pem_
-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
_end_of_pem_
end
end
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