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AddrInfo#listen matching upstream #2993

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Merged
kddnewton merged 1 commit into from
May 6, 2026
Merged

AddrInfo#listen matching upstream #2993

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30 changes: 22 additions & 8 deletions lib/socket.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -194,6 +194,10 @@ class << self
__bind_method__ :recvfrom, :Socket_recvfrom
__bind_method__ :sysaccept, :Socket_sysaccept, 0

def ipv6only!
setsockopt(:IPV6, :V6ONLY, 1) if defined?(Socket::IPV6_V6ONLY)
end

class << self
__bind_method__ :pair, :Socket_pair
__bind_method__ :pack_sockaddr_in, :Socket_pack_sockaddr_in
Expand Down Expand Up @@ -394,15 +398,25 @@ def ip?
ipv4? || ipv6?
end

def listen
socket = Socket.new(afamily, socktype, protocol)
client = Socket.for_fd(socket.listen(0))
return client unless block_given?

def listen(backlog = Socket::SOMAXCONN)
sock = Socket.new(pfamily, socktype, protocol)
begin
yield(client)
ensure
client.close
sock.ipv6only! if ipv6?
sock.setsockopt(:SOCKET, :REUSEADDR, 1) if pfamily != Socket::PF_UNIX
sock.bind(self)
sock.listen(backlog)
rescue Exception
sock.close
raise
end
if block_given?
begin
yield sock
ensure
sock.close
end
else
sock
end
end

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