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function svcprog:string(_prog:long)
%{
static struct {
int prog;
char *string;
} svc_progtbl[] = {
{100000, "rpcbind"},
{100024, "statd"},
{100011, "rquotad"},
{100003, "nfsd"},
{100021, "nlockmgr"},
{100005, "mountd"},
{100227, "nfs_acl"},
};
int i;
int tabsz = (sizeof(svc_progtbl)/sizeof(svc_progtbl[0]));
for (i = 0; i < tabsz; i++) {
if (svc_progtbl[i].prog == THIS->_prog) {
break;
}
}
if (i == tabsz)
snprintf(THIS->__retvalue, MAXSTRINGLEN, "%lld", THIS->_prog);
else
snprintf(THIS->__retvalue, MAXSTRINGLEN, "%s", svc_progtbl[i].string);
%}
function svcerror:string(err:long)
%{
static struct {
int svcerr;
char *string;
} svc_errtbl[] = {
{1, "SVC_GARBAGE" },
{2, "SVC_SYSERR" },
{3, "SVC_VALID" },
{4, "SVC_NEGATIVE" },
{5, "SVC_OK" },
{6, "SVC_DROP" },
{7, "SVC_DENIED" },
{8, "SVC_PENDING" },
{9, "SVC_COMPLETE" },
};
int i;
int tabsz = (sizeof(svc_errtbl)/sizeof(svc_errtbl[0]));
for (i = 0; i < tabsz; i++) {
if (svc_errtbl[i].svcerr == THIS->err) {
break;
}
}
if (i == tabsz)
snprintf(THIS->__retvalue, MAXSTRINGLEN, "svcerr %lld", THIS->err);
else
snprintf(THIS->__retvalue, MAXSTRINGLEN,
"svcderr %d(%s)", svc_errtbl[i].svcerr, svc_errtbl[i].string);
%}
global rq_prog, rq_vers, rq_proc, rq_prot
global show_all
probe module("sunrpc").function("svc_process")
{
rq_prot = $rqstp->rq_prot
rq_proc = $rqstp->rq_proc
rq_vers = $rqstp->rq_vers
rq_prog = $rqstp->rq_prog
}
probe module("sunrpc").function("svc_process").return
{
if ($return == 0) {
printf("%s(%d): %s[%d]:%d: return %d (%s)\n",
execname(), pid(), svcprog(rq_prog), rq_vers, rq_proc,
$return, errno_str($return));
} else if (show_all && $return != 0) {
if (rq_vers == 4) {
printf("%s(%d): %s[%d]:%d: bytes %d\n",
execname(), pid(), svcprog(rq_prog), rq_vers,
rq_proc, $return);
} else {
printf("%s(%d): %s[%d]:%d: bytes %d\n",
execname(), pid(), svcprog(rq_prog), rq_vers,
rq_proc, $return);
}
}
}
probe module("sunrpc").function("svc_authenticate")
{
if (show_all) {
printf("svc_authenticate: rqstp %p authp %p\n", $rqstp, $authp);
}
}
probe module("sunrpc").function("svc_authenticate").return
{
if (show_all) {
printf("svc_authenticate: return %s\n", svcerror($return));
} else if ($return != 5) {
printf("svc_authenticate: return %s\n", svcerror($return));
}
}
probe module("sunrpc").function("svc_recv")
{
if (show_all) {
printf("svc_recv: rqstp %p timeout %d\n", $rqstp, $timeout);
}
}
probe module("sunrpc").function("svc_recv").return
{
if (show_all) {
if ($return >= 0) {
printf("svc_recv: bytes %d\n", $return);
} else {
printf("svc_recv: return %d (%s)\n", $return, errno_str($return));
}
} else if ($return < 0 && $return != -11) {
printf("svc_recv: return %d (%s)\n", $return, errno_str($return));
}
}
probe begin
{
show_all = 0;
if (argc > 0) {
if (isinstr(argv[1], "--show_all")) {
show_all = 1
} else {
error("Usage: sunrpc -- --show_all");
}
}
log("starting sunrpc-svc probe")
}
probe end { log("ending sunrpc-svc probe") }
|
