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| | #!/usr/bin/env ruby
# -*- encoding: binary -*-
require 'test/test_helper'
require 'stringio'
require 'net/http'
require 'timeout'
class TestCmogstoredConfig < Test::Unit::TestCase
def setup
@tmpdir = Dir.mktmpdir('cmogstored-cfg-test')
@host = TEST_HOST
srv = TCPServer.new(@host, 0)
@port = srv.addr[1]
srv.close
cmd = [ "cmogstored" ]
vg = ENV["VALGRIND"] and cmd = vg.split(/\s+/).concat(cmd)
@cmd = cmd
@pid = nil
@to_close = []
end
def teardown
@to_close.each { |io| io.close unless io.closed? }
FileUtils.rm_rf(@tmpdir)
end
def pre_kill
# need to ensure connections are accepted before we can safely kill
c = get_client
c.write "HI\n"
assert_kind_of String, c.gets
# just because a client gets a response from one thread does not
# mean they all started.
t_yield
end
def children(pid = @pid)
pids = `ps --ppid #{pid} --no-headers -o pid 2>/dev/null`.strip
if RUBY_PLATFORM =~ /linux/
assert $?.success?, $?.inspect
end
pids.split(/\s+/).grep(/\A\d+\z/).map { |x| x.to_i }.sort
end
def expand_suppressions!(cmd)
cmd.map! do |x|
case x
when /\A--suppressions=(\S+)\z/
"--suppressions=#{File.expand_path($1)}"
else
x
end
end
end
def test_worker_processes
nproc = 2
@cmd << "--worker-processes=#{nproc}"
@cmd << "--docroot=#@tmpdir"
@cmd << "--mgmtlisten=#@host:#@port"
tmp = Tempfile.new("err")
@pid = fork do
$stderr.reopen(tmp)
exec(*@cmd)
end
pre_kill # ensure workers are running
pids = children
# kill gently
pids.each do |pid|
begin
Process.kill(:QUIT, pid)
t_yield
rescue Errno::ESRCH
break
end while true
end
pre_kill # ensure workers are respawned
if pids[0]
p pids if $VERBOSE
new_pids = children
assert pids != new_pids, "new=#{new_pids.inspect} old=#{pids.inspect}"
pids.each do |pid|
assert_raises(Errno::ESRCH) { Process.kill(0, pid) }
end
end
# kill brutally
pids = children
pids.each do |pid|
begin
Process.kill(:KILL, pid)
t_yield
rescue Errno::ESRCH
break
end while true
end
pre_kill # ensure workers are respawned
if pids[0]
p pids if $VERBOSE
new_pids = children
assert pids != new_pids, "new=#{new_pids.inspect} old=#{pids.inspect}"
pids.each do |pid|
assert_raises(Errno::ESRCH) { Process.kill(0, pid) }
end
end
# ensure USR2 (upgrade for master) is no-op for children
running = children
10.times do
running.each do |pid|
Process.kill(:USR2, pid)
end
pre_kill # ensure workers are still running
end
Process.kill(:QUIT, @pid)
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
if new_pids && new_pids[0]
new_pids.each do |pid|
assert_raises(Errno::ESRCH) { Process.kill(0, pid) }
end
end
end
def test_config_file
tmp = Tempfile.new("cmogstored-cfg-test")
tmp.write("mgmtlisten = #@host:#@port\n")
tmp.write("maxconns = 50\n")
tmp.write("docroot = #@tmpdir")
tmp.flush
@cmd << "--config=#{tmp.path}"
@pid = fork { exec(*@cmd) }
pre_kill
Process.kill(:QUIT, @pid)
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
end
def test_multi_config_file_fail
Dir.mkdir("#@tmpdir/a")
Dir.mkdir("#@tmpdir/b")
tmp = Tempfile.new("cmogstored-cfg-test")
tmp.write("mgmtlisten = #@host:#@port\n")
tmp.write("maxconns = 50\n")
tmp.write("docroot = #@tmpdir/a")
tmp.flush
@cmd << "--config=#{tmp.path}"
tmp = Tempfile.new("cmogstored-cfg-test")
tmp.write("mgmtlisten = #@host:#@port\n")
tmp.write("maxconns = 50\n")
tmp.write("docroot = #@tmpdir/b")
tmp.flush
@cmd << "--config=#{tmp.path}"
cmd = @cmd.join(' ')
msg = `#{cmd} 2>&1`
assert ! $?.success?, $?.inspect
assert_match(/--multi/, msg)
end
def test_stale_pidfile
pidfile = Tempfile.new("cmogstored.test_stale_pidfile")
tmppid = fork {}
_, status = Process.waitpid2(tmppid)
assert status.success?, status.inspect
pidfile.puts tmppid
pidfile.flush
@cmd << "--docroot=#{Dir.pwd}"
@cmd << "--maxconns=50"
@cmd << "--httplisten=#@host:#@port"
@cmd << "--pidfile=#{pidfile.path}"
@pid = fork { exec(*@cmd) }
pre_kill
Process.kill(:QUIT, @pid)
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
end
def test_active_pidfile
pidfile = Tempfile.new("cmogstored.test_active_pidfile")
tmperr = Tempfile.new("cmogstored.tmperr")
tmppid = fork { sleep }
pidfile.puts tmppid
pidfile.flush
@cmd << "--docroot=#{Dir.pwd}"
@cmd << "--maxconns=50"
@cmd << "--httplisten=#@host:#@port"
@cmd << "--pidfile=#{pidfile.path}"
@pid = fork {
$stderr.reopen(tmperr)
exec(*@cmd)
}
_, status = Process.waitpid2(@pid)
assert ! status.success?, status.inspect
Process.kill(:KILL, tmppid)
pid, status = Process.waitpid2(tmppid)
assert_equal tmppid, pid, status.inspect
tmperr.rewind
assert_match(/already running on PID: #{tmppid}\n/,
tmperr.readlines.grep(/already running/)[0])
end
def rand_port
srv = TCPServer.new(@host, 0)
port = srv.addr[1]
srv.close
port
end
def test_multi_config
http_a = @port
http_b = rand_port
mgmt_a = rand_port
mgmt_b = rand_port
site_a = Tempfile.new("site_a")
site_b = Tempfile.new("site_b")
FileUtils.mkpath(@tmpdir + "/a/dev123")
FileUtils.mkpath(@tmpdir + "/b/dev456")
site_a.puts "docroot = #@tmpdir/a"
site_a.puts "httplisten = #@host:#{http_a}"
site_a.puts "mgmtlisten = #@host:#{mgmt_a}"
site_a.flush
site_b.puts "docroot = #@tmpdir/b"
site_b.puts "httplisten = #@host:#{http_b}"
site_b.puts "mgmtlisten = #@host:#{mgmt_b}"
site_b.flush
@cmd << "--multi"
@cmd << "--maxconns=100"
@cmd << "--config=#{site_a.path}"
@cmd << "--config=#{site_b.path}"
@pid = fork do
exec(*@cmd)
end
ma = get_client(300, mgmt_a)
mb = get_client(300, mgmt_b)
ma.write "MD5 /dev123/usage\r\n"
assert_match(%r{\A/dev123/usage MD5=[a-f0-9]{32}\r\n}, ma.gets)
mb.write "MD5 /dev123/usage\r\n"
assert_equal "/dev123/usage MD5=-1\r\n", mb.gets
ma.write "MD5 /dev456/usage\r\n"
assert_equal "/dev456/usage MD5=-1\r\n", ma.gets
mb.write "MD5 /dev456/usage\r\n"
assert_match(%r{\A/dev456/usage MD5=[a-f0-9]{32}\r\n}, mb.gets)
if RUBY_PLATFORM =~ /linux/
ma.write "watch\r\n"
mb.write "watch\r\n"
2.times do
assert_kind_of String, ma.gets
assert_kind_of String, mb.gets
end
a_line = ma.gets
b_line = mb.gets
assert_match(/^123\t/, a_line)
assert_match(/^456\t/, b_line)
end
Net::HTTP.start(@host, http_a) do |http|
resp = http.request(Net::HTTP::Get.new("/dev123/usage"))
assert_kind_of Net::HTTPOK, resp
resp = http.request(Net::HTTP::Get.new("/dev456/usage"))
assert_kind_of Net::HTTPNotFound, resp
end
Net::HTTP.start(@host, http_b) do |http|
resp = http.request(Net::HTTP::Get.new("/dev123/usage"))
assert_kind_of Net::HTTPNotFound, resp
resp = http.request(Net::HTTP::Get.new("/dev456/usage"))
assert_kind_of Net::HTTPOK, resp
end
Process.kill(:QUIT, @pid)
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
end
def test_server_none
http = rand_port
@cmd << "--docroot=#@tmpdir"
@cmd << "--server=none"
@cmd << "--mgmtlisten=#@host:#@port"
@cmd << "--httplisten=#@host:#{http}"
tmp = Tempfile.new('err')
@pid = fork do
$stderr.reopen(tmp)
exec(*@cmd)
end
pre_kill
assert_raises(Errno::ECONNREFUSED) { TCPSocket.new(@host, http) }
Process.kill(:QUIT, @pid)
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
end
def test_server_perlbal
http = rand_port
FileUtils.mkpath("#@tmpdir/dev666")
@cmd << "--docroot=#@tmpdir"
@cmd << "--server=perlbal"
@cmd << "--mgmtlisten=#@host:#@port"
@cmd << "--httplisten=#@host:#{http}"
tmp = Tempfile.new('err')
@pid = fork do
$stderr.reopen(tmp)
exec(*@cmd)
end
pre_kill
Net::HTTP.start(@host, http) do |c|
put = Net::HTTP::Put.new("/dev666/foo")
body = StringIO.new("BODY!")
put.content_type = "application/octet-stream"
put.body_stream = body
put.content_length = body.size
resp = c.request(put)
assert_equal 201, resp.code.to_i
assert_equal "BODY!", IO.read("#@tmpdir/dev666/foo")
end
Process.kill(:QUIT, @pid)
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
tmp.rewind
assert_match(/W: using internal HTTP for 'server = perlbal'/, tmp.read)
end
def test_unsupported_servers
FileUtils.mkpath("#@tmpdir/dev666")
@cmd << "--docroot=#@tmpdir"
@cmd << "--httplisten=#@host:#@port"
tmp = Tempfile.new("err")
%w(apache lighttpd nginx).each do |srv|
cmd = @cmd.dup
cmd << "--server=#{srv}"
tmp.rewind
tmp.truncate(0)
pid = fork do
$stderr.reopen(tmp)
exec(*cmd)
end
_, status = Process.waitpid2(pid)
assert ! status.success?, status.inspect
tmp.rewind
assert_match(%r{E: 'server = #{srv}' not understood by cmogstored},
tmp.read)
end
end
def test_http_only_no_usage
@cmd << "--docroot=#@tmpdir"
@cmd << "--httplisten=#@host:#@port"
tmp = Tempfile.new('err')
Dir.mkdir("#@tmpdir/dev666")
File.open("#@tmpdir/dev666/cmogstored.test", "a") { |fp| fp.write "HI" }
@pid = fork do
$stderr.reopen(tmp)
exec(*@cmd)
end
get_client
Net::HTTP.start(@host, @port) do |http|
resp = http.request(Net::HTTP::Get.new("/dev666/usage"))
assert_kind_of Net::HTTPNotFound, resp
resp = http.request(Net::HTTP::Get.new("/dev666/cmogstored.test"))
assert_kind_of Net::HTTPOK, resp
assert_equal "HI", resp.body
end
Process.kill(:QUIT, @pid)
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
end
def test_worker_processes_mgmt_shutdown
nproc = 2
@cmd << "--worker-processes=#{nproc}"
@cmd << "--docroot=#@tmpdir"
@cmd << "--mgmtlisten=#@host:#@port"
tmp = Tempfile.new("err")
@pid = fork do
$stderr.reopen(tmp)
exec(*@cmd)
end
mgmt = get_client
pre_kill
pids = children
mgmt.write "shutdown\n"
assert_nil mgmt.gets
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
pids.each do |pid|
100.times do
begin
Process.kill(0, pid)
sleep 0.1
rescue Errno::ESRCH
break
end
end
assert_raises(Errno::ESRCH) { Process.kill(0, pid) }
end
end
def PATH_env_has_relpath(badpath)
@cmd << "--docroot=#@tmpdir"
@cmd << "--daemonize"
@cmd << "--mgmtlisten=#@host:#@port"
tmp = Tempfile.new("err")
@pid = fork do
ENV["PATH"] = badpath
$stderr.reopen(tmp)
exec(*@cmd)
end
_, status = Process.waitpid2(@pid)
assert ! status.success?, "#{status.inspect} badpath=#{badpath.inspect}"
tmp.rewind
lines = tmp.read
assert_match(/PATH environment contains relative path/, lines)
assert_match(/relative paths are incompatible with --daemonize/, lines)
end
def test_PATH_env_has_relpath
[
"#{ENV["PATH"]}::#{ENV["PATH"]}",
"#{ENV["PATH"]}:",
"#{ENV["PATH"]}:.",
".:#{ENV["PATH"]}",
":#{ENV["PATH"]}"
].each do |badpath|
PATH_env_has_relpath(badpath)
end
end
def test_docroot_has_relpath
@cmd << "--daemonize"
@cmd << "--mgmtlisten=#@host:#@port"
tmp = Tempfile.new("err")
dirname, basename = File.split(@tmpdir)
@cmd << "--docroot=#{basename}"
@pid = fork do
expand_suppressions!(@cmd)
Dir.chdir(dirname)
$stderr.reopen(tmp)
exec(*@cmd)
end
_, status = Process.waitpid2(@pid)
assert ! status.success?, status.inspect
tmp.rewind
lines = tmp.read
assert_match(/docroot=#{basename} must use an absolute/, lines)
assert_match(/relative paths are incompatible with --daemonize/, lines)
end
def test_config_is_relpath
cfg = Tempfile.new("cfg")
cfg.puts "mgmtlisten = #@host:#@port"
cfg.puts "docroot = #@tmpdir"
cfg.puts "daemonize"
cfg.flush
dirname, basename = File.split(cfg.path)
@cmd << "--config=#{basename}"
tmp = Tempfile.new("err")
@pid = fork do
expand_suppressions!(@cmd)
Dir.chdir(dirname)
$stderr.reopen(tmp)
exec(*@cmd)
end
_, status = Process.waitpid2(@pid)
assert ! status.success?, status.inspect
tmp.rewind
lines = tmp.read
assert_match(/config=#{basename} must use an absolute/, lines)
assert_match(/relative paths are incompatible with --daemonize/, lines)
end
def test_config_has_pidfile_relpath
pid = Tempfile.new("pid")
dirname, basename = File.split(pid.path)
cfg = Tempfile.new("cfg")
cfg.puts "mgmtlisten = #@host:#@port"
cfg.puts "docroot = #@tmpdir"
cfg.puts "pidfile = #{basename}"
cfg.puts "daemonize = 1"
cfg.flush
@cmd << "--config=#{cfg.path}"
tmp = Tempfile.new("err")
@pid = fork do
expand_suppressions!(@cmd)
Dir.chdir(dirname)
$stderr.reopen(tmp)
exec(*@cmd)
end
_, status = Process.waitpid2(@pid)
assert ! status.success?, status.inspect
tmp.rewind
lines = tmp.read
assert_match(/pidfile=#{basename} must use an absolute/, lines)
assert_match(/relative paths are incompatible with --daemonize/, lines)
end
def test_daemonized_config_has_pidfile
pid = Tempfile.new("pid")
cfg = Tempfile.new("cfg")
cfg.puts "mgmtlisten = #@host:#@port"
cfg.puts "docroot = #@tmpdir"
cfg.puts "pidfile = #{pid.path}"
cfg.puts "daemonize = 1"
cfg.flush
@cmd << "--config=#{cfg.path}"
tmp = Tempfile.new("err")
@pid = fork do
expand_suppressions!(@cmd)
$stderr.reopen(tmp)
exec(*@cmd)
end
_, status = Process.waitpid2(@pid)
assert status.success?, status.inspect
pre_kill
read_pid = File.read(pid.path)
assert_match(%r{\A\d+\n\z}, read_pid)
read_pid = read_pid.to_i
assert_equal 1, Process.kill(0, read_pid)
assert_equal 1, Process.kill(:QUIT, read_pid)
end
def test_daemonized_0
pid = Tempfile.new("pid")
cfg = Tempfile.new("cfg")
cfg.puts "mgmtlisten = #@host:#@port"
cfg.puts "docroot = #@tmpdir"
cfg.puts "pidfile = #{pid.path}"
cfg.puts "daemonize = 0"
cfg.flush
@cmd << "--config=#{cfg.path}"
tmp = Tempfile.new("err")
@pid = fork do
expand_suppressions!(@cmd)
$stderr.reopen(tmp)
exec(*@cmd)
end
pre_kill
read_pid = File.read(pid.path)
assert_equal @pid, read_pid.to_i
assert_equal 1, Process.kill(:QUIT, @pid)
end
end
|