Abstract sockets (linux)

Steven Schveighoffer via Digitalmars-d-learn digitalmars-d-learn at puremagic.com
Thu Jun 25 09:07:50 PDT 2015


On 6/25/15 11:56 AM, freeman wrote:
> I am having trouble using abstract sockets on Linux.
>
> Here is sample python code that works, which works:
>      ptm_sockname = "\0/var/run/ptmd.socket"
>      sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
>      sock.connect(ptm_sockname)
>      sock.setblocking(1)
>      sock.sendall('get-status detail')
>
> Similar code in D, which does not work:
>      string socket_name = "\0/var/run/ptmd.socket";
>      auto address = new UnixAddress(socket_name);
>      auto sock = new Socket(AddressFamily.UNIX, SocketType.STREAM);
>      scope(exit) sock.close();
>      sock.blocking = true;
>      sock.connect(address);
>      sock.send("get-status detail");
>
> This is the equivalent with socat, which works:
>      $ echo "get-status detail" | socat -
> ABSTRACT-CLIENT:/var/run/ptmd.socket
>
> My test D program exits on connect:
> std.socket.SocketOSException at runtime/phobos/std/socket.d(2674): Unable
> to connect socket: Connection refused
>
> Any pointers?

I believe there was a recently fixed bug regarding unix sockets. The 
upcoming 2.068 may help, have you tried the beta?

http://downloads.dlang.org/pre-releases/2.x/2.068.0/

-Steve


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