def import_from_env
remove = []
ENV.each do |k,v|
if k =~ /PUMA_INHERIT_\d+/
fd, url = v.split(":", 2)
@inherited_fds[url] = fd.to_i
remove << k
end
if k =~ /LISTEN_FDS/ && ENV['LISTEN_PID'].to_i == $$
v.to_i.times do |num|
fd = num + 3
sock = TCPServer.for_fd(fd)
begin
url = "unix://" + Socket.unpack_sockaddr_un(sock.getsockname)
rescue ArgumentError
port, addr = Socket.unpack_sockaddr_in(sock.getsockname)
if addr =~ /\:/
addr = "[#{addr}]"
end
url = "tcp://#{addr}:#{port}"
end
@inherited_fds[url] = sock
end
ENV.delete k
ENV.delete 'LISTEN_PID'
end
end
remove.each do |k|
ENV.delete k
end
end