1 # -*- encoding: binary -*-
3 # Copyright (c) 2005 Zed A. Shaw
4 # You can redistribute it and/or modify it under the same terms as Ruby.
6 # Additional work donated by contributors. See http://mongrel.rubyforge.org/attributions.html
7 # for more information.
9 STDIN.sync = STDOUT.sync = STDERR.sync = true # buffering makes debugging hard
11 # FIXME: move curl-dependent tests into t/
12 ENV['NO_PROXY'] ||= ENV['UNICORN_TEST_ADDR'] || '127.0.0.1'
14 # Some tests watch a log file or a pid file to spring up to check state
15 # Can't rely on inotify on non-Linux and logging to a pipe makes things
20 HERE = File.dirname(__FILE__) unless defined?(HERE)
21 %w(lib ext).each do |dir|
22 $LOAD_PATH.unshift "#{HERE}/../#{dir}"
44 STDERR.reopen("test_stderr.#{$$}.log", "a")
45 STDOUT.reopen("test_stdout.#{$$}.log", "a")
46 STDERR.sync = STDOUT.sync = true
49 File.unlink("test_stderr.#{$$}.log") rescue nil
50 File.unlink("test_stdout.#{$$}.log") rescue nil
56 STDERR.reopen(orig_err)
57 STDOUT.reopen(orig_out)
61 # which(1) exit codes cannot be trusted on some systems
62 # We use UNIX shell utilities in some tests because we don't trust
63 # ourselves to write Ruby 100% correctly :)
65 ex = ENV['PATH'].split(/:/).detect do |x|
68 end or warn "`#{bin}' not found in PATH=#{ENV['PATH']}"
72 # Either takes a string to do a get request against, or a tuple of [URI, HTTP] where
73 # HTTP is some kind of Net::HTTP request object (POST, HEAD, etc.)
80 res = Net::HTTP.get(URI.parse(u))
83 res = Net::HTTP.new(url.host, url.port).start {|h| h.request(u[1]) }
86 assert res != nil, "Didn't get a response: #{u}"
93 # unused_port provides an unused port on +addr+ usable for TCP that is
94 # guaranteed to be unused across all unicorn builds on that system. It
95 # prevents race conditions by using a lock file other unicorn builds
96 # will see. This is required if you perform several builds in parallel
97 # with a continuous integration system or run tests in parallel via
98 # gmake. This is NOT guaranteed to be race-free if you run other
99 # processes that bind to random ports for testing (but the window
100 # for a race condition is very small). You may also set UNICORN_TEST_ADDR
101 # to override the default test address (127.0.0.1).
102 def unused_port(addr = '127.0.0.1')
108 port = base + rand(32768 - base)
109 while port == Unicorn::Const::DEFAULT_PORT
110 port = base + rand(32768 - base)
113 sock = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0)
114 sock.bind(Socket.pack_sockaddr_in(port, addr))
116 rescue Errno::EADDRINUSE, Errno::EACCES
117 sock.close rescue nil
118 retry if (retries -= 1) >= 0
121 # since we'll end up closing the random port we just got, there's a race
122 # condition could allow the random port we just chose to reselect itself
123 # when running tests in parallel with gmake. Create a lock file while
124 # we have the port here to ensure that does not happen .
125 lock_path = "#{Dir::tmpdir}/unicorn_test.#{addr}:#{port}.lock"
126 File.open(lock_path, File::WRONLY|File::CREAT|File::EXCL, 0600).close
127 at_exit { File.unlink(lock_path) rescue nil }
129 sock.close rescue nil
132 sock.close rescue nil
145 # sometimes the server may not come up right away
146 def retry_hit(uris = [])
147 tries = DEFAULT_TRIES
150 rescue Errno::EINVAL, Errno::ECONNREFUSED => err
159 def assert_shutdown(pid)
160 wait_master_ready("test_stderr.#{pid}.log")
161 assert_nothing_raised { Process.kill(:QUIT, pid) }
163 assert_nothing_raised { pid, status = Process.waitpid2(pid) }
164 assert status.success?, "exited successfully"
167 def wait_workers_ready(path, nr_workers)
168 tries = DEFAULT_TRIES
170 while (tries -= 1) > 0
172 lines = File.readlines(path).grep(/worker=\d+ ready/)
173 lines.size == nr_workers and return
178 raise "#{nr_workers} workers never became ready:" \
179 "\n\t#{lines.join("\n\t")}\n"
182 def wait_master_ready(master_log)
183 tries = DEFAULT_TRIES
184 while (tries -= 1) > 0
186 File.readlines(master_log).grep(/master process ready/)[0] and return
191 raise "master process never became ready"
194 def reexec_usr2_quit_test(pid, pid_file)
195 assert File.exist?(pid_file), "pid file OK"
196 assert ! File.exist?("#{pid_file}.oldbin"), "oldbin pid file"
197 assert_nothing_raised { Process.kill(:USR2, pid) }
198 assert_nothing_raised { retry_hit(["http://#{@addr}:#{@port}/"]) }
199 wait_for_file("#{pid_file}.oldbin")
200 wait_for_file(pid_file)
202 old_pid = File.read("#{pid_file}.oldbin").to_i
203 new_pid = File.read(pid_file).to_i
205 # kill old master process
206 assert_not_equal pid, new_pid
207 assert_equal pid, old_pid
208 assert_nothing_raised { Process.kill(:QUIT, old_pid) }
209 assert_nothing_raised { retry_hit(["http://#{@addr}:#{@port}/"]) }
210 wait_for_death(old_pid)
211 assert_equal new_pid, File.read(pid_file).to_i
212 assert_nothing_raised { retry_hit(["http://#{@addr}:#{@port}/"]) }
213 assert_nothing_raised { Process.kill(:QUIT, new_pid) }
216 def reexec_basic_test(pid, pid_file)
217 results = retry_hit(["http://#{@addr}:#{@port}/"])
218 assert_equal String, results[0].class
219 assert_nothing_raised { Process.kill(0, pid) }
220 master_log = "#{@tmpdir}/test_stderr.#{pid}.log"
221 wait_master_ready(master_log)
222 File.truncate(master_log, 0)
225 assert_nothing_raised do
227 hit(["http://#{@addr}:#{@port}/#{i}"])
228 i == kill_point and Process.kill(:HUP, pid)
231 wait_master_ready(master_log)
232 assert File.exist?(pid_file), "pid=#{pid_file} exists"
233 new_pid = File.read(pid_file).to_i
234 assert_not_equal pid, new_pid
235 assert_nothing_raised { Process.kill(0, new_pid) }
236 assert_nothing_raised { Process.kill(:QUIT, new_pid) }
239 def wait_for_file(path)
240 tries = DEFAULT_TRIES
241 while (tries -= 1) > 0 && ! File.exist?(path)
244 assert File.exist?(path), "path=#{path} exists #{caller.inspect}"
249 ObjectSpace.each_object(Tempfile) do |tmp|
250 ObjectSpace.undefine_finalizer(tmp)
256 # can't waitpid on detached processes
257 def wait_for_death(pid)
258 tries = DEFAULT_TRIES
259 while (tries -= 1) > 0
263 Process.waitpid(pid, Process::WNOHANG)
271 raise "PID:#{pid} never died!"
274 # executes +cmd+ and chunks its STDOUT
275 def chunked_spawn(stdout, *cmd)
280 crd.sync = cwr.sync = true
290 buf = crd.readpartial(16384)
291 stdout.write("#{'%x' % buf.size}\r\n#{buf}")
293 stdout.write("0\r\n")
294 pid, status = Process.waitpid(pid)
295 exit status.exitstatus
300 def reset_sig_handlers
301 sigs = %w(CHLD).concat(Unicorn::HttpServer::QUEUE_SIGS)
302 sigs.each { |sig| trap(sig, "DEFAULT") }