/usr/share/doc/ruby1.8-examples/examples/svr.rb is in ruby1.8-examples 1.8.7.352-2ubuntu1.6.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | # socket example - server side
# usage: ruby svr.rb
# this server might be blocked by an ill-behaved client.
# see tsvr.rb which is safe from client blocking.
require "socket"
gs = TCPserver.open(0)
addr = gs.addr
addr.shift
printf("server is on %s\n", addr.join(":"))
socks = [gs]
loop do
nsock = select(socks);
next if nsock == nil
for s in nsock[0]
if s == gs
ns = s.accept
socks.push(ns)
print(s, " is accepted\n")
else
if s.eof?
print(s, " is gone\n")
s.close
socks.delete(s)
# single thread gets may block whole service
elsif str = s.gets
s.write(str)
end
end
end
end
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