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require "test/unit"
require "net/http"
require "webrick"
require "webrick/httpproxy"
begin
require "webrick/ssl"
require "net/https"
require File.expand_path("../openssl/utils.rb", File.dirname(__FILE__))
rescue LoadError
# test_connect will be skipped
end
require File.expand_path("utils.rb", File.dirname(__FILE__))
class TestWEBrickHTTPProxy < Test::Unit::TestCase
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"
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.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 make_certificate(key, cn)
subject = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=#{cn}")
exts = [
["keyUsage", "keyEncipherment,digitalSignature", true],
]
cert = OpenSSL::TestUtils.issue_cert(
subject, key, 1, Time.now, Time.now + 3600, exts,
nil, nil, OpenSSL::Digest::SHA1.new
)
return cert
end if defined?(OpenSSL::TestUtils)
def test_connect
# Testing CONNECT to proxy server
#
# client -----------> proxy -----------> https
# 1. CONNECT establish TCP
# 2. ---- establish SSL session --->
# 3. ------- GET or POST ---------->
#
key = OpenSSL::TestUtils::TEST_KEY_RSA1024
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::TestUtils)
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"
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::TestUtils)
# 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 = OpenSSL::TestUtils::TEST_KEY_RSA1024
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"
http.request(req2){|res|
assert_equal("SSL POST / post-data", res.body, up_log.call + log.call + s_log.call)
}
}
end
}
}
end
end
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