void
sfssrv_proxy::mkproxy (ref<bool> dest, int cfd, str data, svccb *sbp, int sfd)
{
if (*dest) {
sbp->replyref (sfs_connectres (SFS_TEMPERR));
close (cfd);
close (sfd);
return;
}
if (sfd < 0) {
warn << host << ":" << port << ": " << strerror (errno) << "\n";
sbp->replyref (sfs_connectres (SFS_TEMPERR));
close (cfd);
return;
}
sbp->ignore ();
proxy *pp = New proxy (cfd, sfd);
proxies.insert_head (pp);
suio_print (&pp->con[1].wbuf, data);
pp->setcb (1);
}
void
sfssrv_unix::clone (ref<axprt_clone> xc, svccb *sbp)
{
if (!x || x->ateof ()) {
launch ();
if (!x || x->ateof ()) {
sbp->replyref (sfs_connectres (SFS_TEMPERR));
return;
}
}
sbp->ignore ();
x->clone (xc);
}
static void
sclone (ref<asrv> s, ref<axprt_clone> x, sockaddr_in sin, svccb *sbp)
{
s->setcb (NULL);
if (!sbp) {
warn ("invalid connect from %s\n", inet_ntoa (sin.sin_addr));
return;
}
if (sbp->proc () != SFSPROC_CONNECT) {
sbp->reject (PROC_UNAVAIL);
return;
}
sfs_connectarg *arg = sbp->Xtmpl getarg<sfs_connectarg> ();
u_int32_t rel;
sfs_service service;
str name;
sfs_hash hostid;
rpc_vec<sfs_extension, RPC_INFINITY> *extensions;
switch (arg->civers) {
case 4:
rel = 4;
service = arg->ci4->service;
name = arg->ci4->name;
hostid = arg->ci4->hostid;
extensions = &arg->ci4->extensions;
break;
case 5:
rel = arg->ci5->release;
service = arg->ci5->service;
if (!sfs_parsepath (arg->ci5->sname, &name, &hostid))
name = arg->ci5->sname;
extensions = &arg->ci5->extensions;
break;
default:
sbp->reject (GARBAGE_ARGS);
return;
}
bhash<str> eh;
for (const sfs_extension *ep = extensions->base ();
ep < extensions->lim (); ep++)
eh.insert (*ep);
sfs_pathrevoke cert;
str rawcert = file2str (revocationdir << "/" <<
armor32 (hostid.base (), hostid.size ()));
if (rawcert && str2xdr (cert, rawcert)) {
sfs_connectres res(SFS_REDIRECT);
res.revoke->msg = cert.msg;
res.revoke->sig = cert.sig;
sbp->reply (&res);
return;
}
const char *source = inet_ntoa (sin.sin_addr);
server *srv;
for (srv = serverlist.first; srv; srv = serverlist.next (srv))
if (srv->host == name && srv->hostid && *srv->hostid == hostid)
if (srv->clone (x, sbp, source, rel, service, eh))
return;
else
break;
for (srv = serverlist.first; srv; srv = serverlist.next (srv))
if (srv->host == name && !srv->hostid)
if (srv->clone (x, sbp, source, rel, service, eh))
return;
else
break;
for (srv = serverlist.first; srv; srv = serverlist.next (srv))
if (srv->host == name)
if (srv->clone (x, sbp, source, rel, service, eh))
return;
for (srv = serverlist.first; srv; srv = serverlist.next (srv))
if (srv->clone (x, sbp, source, rel, service, eh))
return;
sbp->replyref (sfs_connectres (SFS_NOSUCHHOST));
}
