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test_puma_server.rb
789 lines (559 loc) · 20.2 KB
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test_puma_server.rb
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require_relative "helper"
class TestPumaServer < Minitest::Test
parallelize_me!
def setup
@port = 0
@host = "127.0.0.1"
@ios = []
@app = ->(env) { [200, {}, [env['rack.url_scheme']]] }
@events = Puma::Events.strings
@server = Puma::Server.new @app, @events
end
def teardown
@server.stop(true)
@ios.each { |io| io.close if io && !io.closed? }
end
def server_run(app: @app, early_hints: false)
@server.app = app
@server.add_tcp_listener @host, @port
@server.early_hints = true if early_hints
@server.run
end
def header(sock)
header = []
while true
line = sock.gets
break if line == "\r\n"
header << line.strip
end
header
end
def send_http_and_read(req)
sock = TCPSocket.new @host, @server.connected_port
@ios << sock
sock << req
sock.read
end
def send_http(req)
sock = TCPSocket.new @host, @server.connected_port
@ios << sock
sock << req
sock
end
def test_proper_stringio_body
data = nil
server_run app: ->(env) do
data = env['rack.input'].read
[200, {}, ["ok"]]
end
fifteen = "1" * 15
sock = send_http "PUT / HTTP/1.0\r\nContent-Length: 30\r\n\r\n#{fifteen}"
sleep 0.1 # important so that the previous data is sent as a packet
sock << fifteen
sock.read
assert_equal "#{fifteen}#{fifteen}", data
end
def test_puma_socket
body = "HTTP/1.1 750 Upgraded to Awesome\r\nDone: Yep!\r\n"
server_run app: ->(env) do
io = env['puma.socket']
io.write body
io.close
[-1, {}, []]
end
data = send_http_and_read "PUT / HTTP/1.0\r\n\r\nHello"
assert_equal body, data
end
def test_very_large_return
giant = "x" * 2056610
server_run app: ->(env) do
[200, {}, [giant]]
end
sock = send_http "GET / HTTP/1.0\r\n\r\n"
while true
line = sock.gets
break if line == "\r\n"
end
out = sock.read
assert_equal giant.bytesize, out.bytesize
end
def test_respect_x_forwarded_proto
env = {}
env['HOST'] = "example.com"
env['HTTP_X_FORWARDED_PROTO'] = "https,http"
assert_equal "443", @server.default_server_port(env)
end
def test_respect_x_forwarded_ssl_on
env = {}
env['HOST'] = 'example.com'
env['HTTP_X_FORWARDED_SSL'] = 'on'
assert_equal "443", @server.default_server_port(env)
end
def test_respect_x_forwarded_scheme
env = {}
env['HOST'] = 'example.com'
env['HTTP_X_FORWARDED_SCHEME'] = 'https'
assert_equal '443', @server.default_server_port(env)
end
def test_default_server_port
server_run app: ->(env) do
[200, {}, [env['SERVER_PORT']]]
end
req = Net::HTTP::Get.new '/'
req['HOST'] = 'example.com'
res = Net::HTTP.start @host, @server.connected_port do |http|
http.request(req)
end
assert_equal "80", res.body
end
def test_default_server_port_respects_x_forwarded_proto
server_run app: ->(env) do
[200, {}, [env['SERVER_PORT']]]
end
req = Net::HTTP::Get.new("/")
req['HOST'] = "example.com"
req['X_FORWARDED_PROTO'] = "https,http"
res = Net::HTTP.start @host, @server.connected_port do |http|
http.request(req)
end
assert_equal "443", res.body
end
def test_HEAD_has_no_body
server_run app: ->(env) { [200, {"Foo" => "Bar"}, ["hello"]] }
data = send_http_and_read "HEAD / HTTP/1.0\r\n\r\n"
assert_equal "HTTP/1.0 200 OK\r\nFoo: Bar\r\nContent-Length: 5\r\n\r\n", data
end
def test_GET_with_empty_body_has_sane_chunking
server_run app: ->(env) { [200, {}, [""]] }
data = send_http_and_read "HEAD / HTTP/1.0\r\n\r\n"
assert_equal "HTTP/1.0 200 OK\r\nContent-Length: 0\r\n\r\n", data
end
def test_early_hints_works
server_run early_hints: true, app: ->(env) do
env['rack.early_hints'].call("Link" => "</style.css>; rel=preload; as=style\n</script.js>; rel=preload")
[200, { "X-Hello" => "World" }, ["Hello world!"]]
end
data = send_http_and_read "HEAD / HTTP/1.0\r\n\r\n"
expected_data = (<<EOF
HTTP/1.1 103 Early Hints
Link: </style.css>; rel=preload; as=style
Link: </script.js>; rel=preload
HTTP/1.0 200 OK
X-Hello: World
Content-Length: 12
EOF
).split("\n").join("\r\n") + "\r\n\r\n"
assert_equal true, @server.early_hints
assert_equal expected_data, data
end
def test_early_hints_are_ignored_if_connection_lost
def @server.fast_write(*args)
raise Puma::ConnectionError
end
server_run early_hints: true, app: ->(env) do
env['rack.early_hints'].call("Link" => "</script.js>; rel=preload")
[200, { "X-Hello" => "World" }, ["Hello world!"]]
end
# This request will cause the server to try and send early hints
_ = send_http "HEAD / HTTP/1.0\r\n\r\n"
# Give the server some time to try to write (and fail)
sleep 0.1
# Expect no errors in stderr
assert @events.stderr.pos.zero?, "Server didn't swallow the connection error"
end
def test_early_hints_is_off_by_default
server_run app: ->(env) do
assert_nil env['rack.early_hints']
[200, { "X-Hello" => "World" }, ["Hello world!"]]
end
data = send_http_and_read "HEAD / HTTP/1.0\r\n\r\n"
expected_data = (<<EOF
HTTP/1.0 200 OK
X-Hello: World
Content-Length: 12
EOF
).split("\n").join("\r\n") + "\r\n\r\n"
assert_nil @server.early_hints
assert_equal expected_data, data
end
def test_GET_with_no_body_has_sane_chunking
server_run app: ->(env) { [200, {}, []] }
data = send_http_and_read "HEAD / HTTP/1.0\r\n\r\n"
assert_equal "HTTP/1.0 200 OK\r\n\r\n", data
end
def test_doesnt_print_backtrace_in_production
@server.leak_stack_on_error = false
server_run app: ->(env) { raise "don't leak me bro" }
data = send_http_and_read "GET / HTTP/1.0\r\n\r\n"
refute_match(/don't leak me bro/, data)
assert_match(/HTTP\/1.0 500 Internal Server Error/, data)
end
def test_prints_custom_error
re = lambda { |err| [302, {'Content-Type' => 'text', 'Location' => 'foo.html'}, ['302 found']] }
@server = Puma::Server.new @app, @events, {:lowlevel_error_handler => re}
server_run app: ->(env) { raise "don't leak me bro" }
data = send_http_and_read "GET / HTTP/1.0\r\n\r\n"
assert_match(/HTTP\/1.0 302 Found/, data)
end
def test_leh_gets_env_as_well
re = lambda { |err,env|
env['REQUEST_PATH'] || raise('where is env?')
[302, {'Content-Type' => 'text', 'Location' => 'foo.html'}, ['302 found']]
}
@server = Puma::Server.new @app, @events, {:lowlevel_error_handler => re}
server_run app: ->(env) { raise "don't leak me bro" }
data = send_http_and_read "GET / HTTP/1.0\r\n\r\n"
assert_match(/HTTP\/1.0 302 Found/, data)
end
def test_custom_http_codes_10
server_run app: ->(env) { [449, {}, [""]] }
data = send_http_and_read "GET / HTTP/1.0\r\n\r\n"
assert_equal "HTTP/1.0 449 CUSTOM\r\nContent-Length: 0\r\n\r\n", data
end
def test_custom_http_codes_11
server_run app: ->(env) { [449, {}, [""]] }
data = send_http_and_read "GET / HTTP/1.1\r\nConnection: close\r\n\r\n"
assert_equal "HTTP/1.1 449 CUSTOM\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
end
def test_HEAD_returns_content_headers
server_run app: ->(env) { [200, {"Content-Type" => "application/pdf",
"Content-Length" => "4242"}, []] }
data = send_http_and_read "HEAD / HTTP/1.0\r\n\r\n"
assert_equal "HTTP/1.0 200 OK\r\nContent-Type: application/pdf\r\nContent-Length: 4242\r\n\r\n", data
end
def test_status_hook_fires_when_server_changes_states
states = []
@events.register(:state) { |s| states << s }
server_run app: ->(env) { [200, {}, [""]] }
_ = send_http_and_read "HEAD / HTTP/1.0\r\n\r\n"
assert_equal [:booting, :running], states
@server.stop(true)
assert_equal [:booting, :running, :stop, :done], states
end
def test_timeout_in_data_phase
@server.first_data_timeout = 2
server_run
sock = send_http "POST / HTTP/1.1\r\nHost: test.com\r\nContent-Type: text/plain\r\nContent-Length: 5\r\n\r\n"
data = sock.gets
assert_equal "HTTP/1.1 408 Request Timeout\r\n", data
end
def test_timeout_data_no_queue
@server = Puma::Server.new @app, @events, queue_requests: false
test_timeout_in_data_phase
end
def test_http_11_keep_alive_with_body
server_run app: ->(env) { [200, {"Content-Type" => "plain/text"}, ["hello\n"]] }
sock = send_http "GET / HTTP/1.1\r\nConnection: Keep-Alive\r\n\r\n"
h = header sock
body = sock.gets
assert_equal ["HTTP/1.1 200 OK", "Content-Type: plain/text", "Content-Length: 6"], h
assert_equal "hello\n", body
sock.close
end
def test_http_11_close_with_body
server_run app: ->(env) { [200, {"Content-Type" => "plain/text"}, ["hello"]] }
data = send_http_and_read "GET / HTTP/1.1\r\nConnection: close\r\n\r\n"
assert_equal "HTTP/1.1 200 OK\r\nContent-Type: plain/text\r\nConnection: close\r\nContent-Length: 5\r\n\r\nhello", data
end
def test_http_11_keep_alive_without_body
server_run app: ->(env) { [204, {}, []] }
sock = send_http "GET / HTTP/1.1\r\nConnection: Keep-Alive\r\n\r\n"
h = header sock
assert_equal ["HTTP/1.1 204 No Content"], h
end
def test_http_11_close_without_body
server_run app: ->(env) { [204, {}, []] }
sock = send_http "GET / HTTP/1.1\r\nConnection: close\r\n\r\n"
h = header sock
assert_equal ["HTTP/1.1 204 No Content", "Connection: close"], h
end
def test_http_10_keep_alive_with_body
server_run app: ->(env) { [200, {"Content-Type" => "plain/text"}, ["hello\n"]] }
sock = send_http "GET / HTTP/1.0\r\nConnection: Keep-Alive\r\n\r\n"
h = header sock
body = sock.gets
assert_equal ["HTTP/1.0 200 OK", "Content-Type: plain/text", "Connection: Keep-Alive", "Content-Length: 6"], h
assert_equal "hello\n", body
end
def test_http_10_close_with_body
server_run app: ->(env) { [200, {"Content-Type" => "plain/text"}, ["hello"]] }
data = send_http_and_read "GET / HTTP/1.0\r\nConnection: close\r\n\r\n"
assert_equal "HTTP/1.0 200 OK\r\nContent-Type: plain/text\r\nContent-Length: 5\r\n\r\nhello", data
end
def test_http_10_partial_hijack_with_content_length
body_parts = ['abc', 'de']
server_run app: ->(env) do
hijack_lambda = proc do | io |
io.write(body_parts[0])
io.write(body_parts[1])
io.close
end
[200, {"Content-Length" => "5", 'rack.hijack' => hijack_lambda}, nil]
end
data = send_http_and_read "GET / HTTP/1.0\r\nConnection: close\r\n\r\n"
assert_equal "HTTP/1.0 200 OK\r\nContent-Length: 5\r\n\r\nabcde", data
end
def test_http_10_keep_alive_without_body
server_run app: ->(env) { [204, {}, []] }
sock = send_http "GET / HTTP/1.0\r\nConnection: Keep-Alive\r\n\r\n"
h = header sock
assert_equal ["HTTP/1.0 204 No Content", "Connection: Keep-Alive"], h
end
def test_http_10_close_without_body
server_run app: ->(env) { [204, {}, []] }
data = send_http_and_read "GET / HTTP/1.0\r\nConnection: close\r\n\r\n"
assert_equal "HTTP/1.0 204 No Content\r\n\r\n", data
end
def test_Expect_100
server_run app: ->(env) { [200, {}, [""]] }
data = send_http_and_read "GET / HTTP/1.1\r\nConnection: close\r\nExpect: 100-continue\r\n\r\n"
assert_equal "HTTP/1.1 100 Continue\r\n\r\nHTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
end
def test_chunked_request
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
data = send_http_and_read "GET / HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n1\r\nh\r\n4\r\nello\r\n0\r\n\r\n"
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal "hello", body
end
def test_chunked_request_pause_before_value
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "GET / HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n1\r\n"
sleep 1
sock << "h\r\n4\r\nello\r\n0\r\n\r\n"
data = sock.read
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal "hello", body
end
def test_chunked_request_pause_between_chunks
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "GET / HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n1\r\nh\r\n"
sleep 1
sock << "4\r\nello\r\n0\r\n\r\n"
data = sock.read
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal "hello", body
end
def test_chunked_request_pause_mid_count
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "GET / HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n1\r"
sleep 1
sock << "\nh\r\n4\r\nello\r\n0\r\n\r\n"
data = sock.read
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal "hello", body
end
def test_chunked_request_pause_before_count_newline
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "GET / HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n1"
sleep 1
sock << "\r\nh\r\n4\r\nello\r\n0\r\n\r\n"
data = sock.read
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal "hello", body
end
def test_chunked_request_pause_mid_value
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "GET / HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n1\r\nh\r\n4\r\ne"
sleep 1
sock << "llo\r\n0\r\n\r\n"
data = sock.read
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal "hello", body
end
def test_chunked_request_pause_between_cr_lf_after_size_of_second_chunk
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
part1 = 'a' * 4200
chunked_body = "#{part1.size.to_s(16)}\r\n#{part1}\r\n1\r\nb\r\n0\r\n\r\n"
sock = send_http "PUT /path HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n"
sleep 0.1
sock << chunked_body[0..-10]
sleep 0.1
sock << chunked_body[-9..-1]
data = sock.read
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal (part1 + 'b'), body
end
def test_chunked_request_pause_between_closing_cr_lf
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "PUT /path HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n5\r\nhello\r"
sleep 1
sock << "\n0\r\n\r\n"
data = sock.read
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal 'hello', body
end
def test_chunked_request_pause_before_closing_cr_lf
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "PUT /path HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n5\r\nhello"
sleep 1
sock << "\r\n0\r\n\r\n"
data = sock.read
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal 'hello', body
end
def test_chunked_request_header_case
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
data = send_http_and_read "GET / HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: Chunked\r\n\r\n1\r\nh\r\n4\r\nello\r\n0\r\n\r\n"
assert_equal "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Length: 0\r\n\r\n", data
assert_equal "hello", body
end
def test_chunked_keep_alive
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "GET / HTTP/1.1\r\nConnection: Keep-Alive\r\nTransfer-Encoding: chunked\r\n\r\n1\r\nh\r\n4\r\nello\r\n0\r\n\r\n"
h = header sock
assert_equal ["HTTP/1.1 200 OK", "Content-Length: 0"], h
assert_equal "hello", body
sock.close
end
def test_chunked_keep_alive_two_back_to_back
body = nil
server_run app: ->(env) {
body = env['rack.input'].read
[200, {}, [""]]
}
sock = send_http "GET / HTTP/1.1\r\nConnection: Keep-Alive\r\nTransfer-Encoding: chunked\r\n\r\n1\r\nh\r\n4\r\nello\r\n0\r\n"
last_crlf_written = false
last_crlf_writer = Thread.new do
sleep 0.1
sock << "\r"
sleep 0.1
sock << "\n"
last_crlf_written = true
end
h = header(sock)
assert_equal ["HTTP/1.1 200 OK", "Content-Length: 0"], h
assert_equal "hello", body
assert_equal true, last_crlf_written
last_crlf_writer.join
sock << "GET / HTTP/1.1\r\nConnection: Keep-Alive\r\nTransfer-Encoding: chunked\r\n\r\n4\r\ngood\r\n3\r\nbye\r\n0\r\n\r\n"
sleep 0.1
h = header(sock)
assert_equal ["HTTP/1.1 200 OK", "Content-Length: 0"], h
assert_equal "goodbye", body
sock.close
end
def test_chunked_keep_alive_two_back_to_back_with_set_remote_address
body = nil
remote_addr =nil
@server = Puma::Server.new @app, @events, { remote_address: :header, remote_address_header: 'HTTP_X_FORWARDED_FOR'}
server_run app: ->(env) {
body = env['rack.input'].read
remote_addr = env['REMOTE_ADDR']
[200, {}, [""]]
}
sock = send_http "GET / HTTP/1.1\r\nX-Forwarded-For: 127.0.0.1\r\nConnection: Keep-Alive\r\nTransfer-Encoding: chunked\r\n\r\n1\r\nh\r\n4\r\nello\r\n0\r\n\r\n"
h = header sock
assert_equal ["HTTP/1.1 200 OK", "Content-Length: 0"], h
assert_equal "hello", body
assert_equal "127.0.0.1", remote_addr
sock << "GET / HTTP/1.1\r\nX-Forwarded-For: 127.0.0.2\r\nConnection: Keep-Alive\r\nTransfer-Encoding: chunked\r\n\r\n4\r\ngood\r\n3\r\nbye\r\n0\r\n\r\n"
sleep 0.1
h = header(sock)
assert_equal ["HTTP/1.1 200 OK", "Content-Length: 0"], h
assert_equal "goodbye", body
assert_equal "127.0.0.2", remote_addr
sock.close
end
def test_empty_header_values
server_run app: ->(env) { [200, {"X-Empty-Header" => ""}, []] }
data = send_http_and_read "HEAD / HTTP/1.0\r\n\r\n"
assert_equal "HTTP/1.0 200 OK\r\nX-Empty-Header: \r\n\r\n", data
end
def test_request_body_wait
request_body_wait = nil
server_run app: ->(env) {
request_body_wait = env['puma.request_body_wait']
[204, {}, []]
}
sock = send_http "POST / HTTP/1.1\r\nHost: test.com\r\nContent-Type: text/plain\r\nContent-Length: 5\r\n\r\nh"
sleep 1
sock << "ello"
sock.gets
# Could be 1000 but the tests get flaky. We don't care if it's extremely precise so much as that
# it is set to a reasonable number.
assert_operator request_body_wait, :>=, 900
end
def test_request_body_wait_chunked
request_body_wait = nil
server_run app: ->(env) {
request_body_wait = env['puma.request_body_wait']
[204, {}, []]
}
sock = send_http "GET / HTTP/1.1\r\nConnection: close\r\nTransfer-Encoding: chunked\r\n\r\n1\r\nh\r\n"
sleep 1
sock << "4\r\nello\r\n0\r\n\r\n"
sock.gets
# Could be 1000 but the tests get flaky. We don't care if it's extremely precise so much as that
# it is set to a reasonable number.
assert_operator request_body_wait, :>=, 900
end
def test_open_connection_wait
server_run app: ->(_) { [200, {}, ["Hello"]] }
s = send_http nil
sleep 0.1
s << "GET / HTTP/1.0\r\n\r\n"
assert_equal 'Hello', s.readlines.last
end
def test_open_connection_wait_no_queue
@server = Puma::Server.new @app, @events, queue_requests: false
test_open_connection_wait
end
def test_shutdown_queued_request
server_run app: ->(env) {
sleep 3
[204, {}, []]
}
s1 = send_http "GET / HTTP/1.1\r\n\r\n"
s2 = send_http "GET / HTTP/1.1\r\n"
sleep 1
@server.stop
sleep 1
s2 << "\r\n"
assert_match /204/, s1.gets
assert_match /204/, s2.gets
end
end