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# simple httpd
# The code demonstrates how a multi-protocol daemon should be written.
require "socket"
require "thread"
port = 8888
res = Socket.getaddrinfo(nil, port, nil, Socket::SOCK_STREAM, nil, Socket::AI_PASSIVE)
sockpool = []
names = []
threads = []
res.each do |i|
s = TCPServer.new(i[3], i[1])
n = Socket.getnameinfo(s.getsockname, Socket::NI_NUMERICHOST|Socket::NI_NUMERICSERV).join(" port ")
sockpool.push s
names.push n
end
(0 .. sockpool.size - 1).each do |i|
mysock = sockpool[i]
myname = names[i]
STDERR.print "socket #{mysock} started, address #{myname}\n"
threads[i] = Thread.start do # Thread.start cannot be used here!
ls = mysock # copy to dynamic variable
t = Thread.current
STDERR.print "socket #{myname} listener started, pid #{$$} thread #{t}\n"
while true
as = ls.accept
Thread.start do
STDERR.print "socket #{myname} accepted, thread ", Thread.current, "\n"
s = as # copy to dynamic variable
str = ''
while line = s.gets
break if line == "\r\n" or line == "\n"
str << line
end
STDERR.print "socket #{myname} got string\n"
s.write("HTTP/1.0 200 OK\n")
s.write("Content-type: text/plain\n\n")
s.write("this is test: my name is #{myname}, you sent:\n")
s.write("---start\n")
s.write(str)
s.write("---end\n")
s.close
STDERR.print "socket #{myname} processed, thread ", Thread.current, " terminating\n"
end
end
end
end
for t in threads
t.join
end
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