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-- serve test results, in case operating in an environemnt with no console
local S = require "syscall"
-- exit will cause issues, override
os.exit = function() end
-- open output file
local outname = "output"
local fd = S.creat(outname, "rwxu")
-- set stdio to file, keep handle so not garbage collected
local stdin = S.dup2(fd, 0)
local stdout = S.dup2(fd, 1)
local stderr = S.dup2(fd, 2)
-- run tests
require "test.test"
local st = fd:stat()
-- close file
fd:close()
local results = S.util.readfile(outname, nil, st.size)
-- serve file - this code is borrowed from examples/epoll.lua
local t, c = S.t, S.c
local function assert(cond, s, ...)
if cond == nil then error(tostring(s)) end -- annoyingly, assert does not call tostring!
return cond, s, ...
end
local maxevents = 1024
local poll
-- this is somewhat working toward a common API but needs a lot more work, but has resulted in some improvements
if S.epoll_create then
poll = {
init = function(this)
return setmetatable({fd = assert(S.epoll_create())}, {__index = this})
end,
event = t.epoll_event(),
add = function(this, s)
local event = this.event
event.events = c.EPOLL.IN
event.data.fd = s:getfd()
assert(this.fd:epoll_ctl("add", s, event))
end,
events = t.epoll_events(maxevents),
get = function(this)
return this.fd:epoll_wait(this.events)
end,
eof = function(ev) return ev.HUP or ev.ERR or ev.RDHUP end,
}
elseif S.kqueue then
poll = {
init = function(this)
return setmetatable({fd = assert(S.kqueue())}, {__index = this})
end,
event = t.kevents(1),
add = function(this, s)
local event = this.event[1]
event.fd = s
event.setfilter = "read"
event.setflags = "add"
assert(this.fd:kevent(this.event, nil, 0))
end,
events = t.kevents(maxevents),
get = function(this)
return this.fd:kevent(nil, this.events)
end,
eof = function(ev) return ev.EOF or ev.ERROR end,
}
else
error("no epoll or kqueue support")
end
local s = assert(S.socket("inet", "stream, nonblock"))
s:setsockopt("socket", "reuseaddr", true)
local sa = assert(t.sockaddr_in(80, "0.0.0.0"))
assert(s:bind(sa))
assert(s:listen(128))
ep = poll:init()
ep:add(s)
local w = {}
local msg = [[
<html>
<head>
<title>performance test</title>
</head>
<body>
]] .. results .. [[
</body>
</html>
]]
local reply = table.concat({
"HTTP/1.0 200 OK",
"Content-type: text/html",
"Connection: close",
"Content-Length: " .. #msg,
"",
"",
}, "\r\n") .. msg
local bufsize = 4096
local buffer = t.buffer(bufsize)
local ss = t.sockaddr_storage()
local addrlen = t.socklen1(#ss)
local function loop()
for i, ev in ep:get() do
if ep.eof(ev) then
fd:close()
w[ev.fileno] = nil
end
if ev.fd == s.filenum then -- server socket, accept
repeat
local a, err = s:accept("nonblock", ss, addrlen)
if a then
ep:add(a.fd)
w[a.fd:getfd()] = a.fd
end
until not a
else
local fd = w[ev.fd]
fd:read(buffer, bufsize)
local n = fd:write(reply)
assert(n == #reply)
assert(fd:close())
w[ev.fd] = nil
end
end
return loop()
end
loop()
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