Date: Fri, 12 Mar 1999 09:20:41 -0500 From: SERVICE Jim -TS+NP DVLPMT <Jim.Service@oht.hydro.on.ca> To: "'randyk@ccsales.com'" <randyk@ccsales.com> Cc: questions@FreeBSD.ORG Subject: RE: A Perl/Socket question Message-ID: <ACFC07E2E0DAD111A55F00600894C8C752B605@KEX2.RD.Hydro.ON.CA>
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Mere mortals can't open socket port numbers < 1024.
--Jim
OHT Inc.
mailto:jim.service@oht.hydro.on.ca
> I'm a little confused:
>
> What makes this HAVE TO run as root?
>
> $self->{"proto_num"} = (getprotobyname('icmp'))[2] ||
> croak("Can't get icmp protocol by name");
> $self->{"pid"} = $$ & 0xffff; # Save lower
> 16 bits of pid
> $self->{"fh"} = FileHandle->new();
> socket($self->{"fh"}, &PF_INET(), &SOCK_RAW(),
> $self->{"proto_num"}) ||
> croak("icmp socket error - $!");
>
> This is called from Ping.pm in the Net::Ping module which
> obviously makes a call to
> the Socket.pm module and I've looked in there and do not
> understand why this returns
> an "Operation not permitted Ping icmp" when not run by
> superuser (root).
>
> It seems to use the same call as ping does...and I need to
> move the restriction from the other
> user...or code an exception...so my web based utility will
> work with it...
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