int
pfctl_show_altq(int dev, const char *iface, int opts, int verbose2)
{
struct pf_altq_node *root = NULL, *node;
int nodes, dotitle = (opts & PF_OPT_SHOWALL);
if ((nodes = pfctl_update_qstats(dev, &root)) < 0)
return (-1);
for (node = root; node != NULL; node = node->next) {
if (iface != NULL && strcmp(node->altq.ifname, iface))
continue;
if (dotitle) {
pfctl_print_title("ALTQ:");
dotitle = 0;
}
pfctl_print_altq_node(dev, node, 0, opts);
}
while (verbose2) {
printf("\n");
fflush(stdout);
sleep(STAT_INTERVAL);
if (pfctl_update_qstats(dev, &root) == -1)
return (-1);
for (node = root; node != NULL; node = node->next) {
if (iface != NULL && strcmp(node->altq.ifname, iface))
continue;
pfctl_print_altq_node(dev, node, 0, opts);
}
}
pfctl_free_altq_node(root);
return (0);
}
int
pfctl_update_altqstats(int dev, struct pf_altq_node **root)
{
struct pf_altq_node *node;
struct pfioc_altq pa;
struct pfioc_altqstats pq;
u_int32_t mnr, nr;
struct queue_stats qstats;
static u_int32_t last_ticket;
memset(&pa, 0, sizeof(pa));
memset(&pq, 0, sizeof(pq));
memset(&qstats, 0, sizeof(qstats));
if (ioctl(dev, DIOCGETALTQS, &pa)) {
warn("DIOCGETALTQS");
return (-1);
}
/* if a new set is found, start over */
if (pa.ticket != last_ticket && *root != NULL) {
pfctl_free_altq_node(*root);
*root = NULL;
}
last_ticket = pa.ticket;
mnr = pa.nr;
for (nr = 0; nr < mnr; ++nr) {
pa.nr = nr;
if (ioctl(dev, DIOCGETALTQ, &pa)) {
warn("DIOCGETALTQ");
return (-1);
}
if (pa.altq.qid > 0) {
pq.nr = nr;
pq.ticket = pa.ticket;
pq.buf = &qstats.data;
pq.nbytes = sizeof(qstats.data);
if (ioctl(dev, DIOCGETALTQSTATS, &pq)) {
warn("DIOCGETALTQSTATS");
return (-1);
}
if ((node = pfctl_find_altq_node(*root, pa.altq.qname,
pa.altq.ifname)) != NULL) {
memcpy(&node->qstats.data, &qstats.data,
sizeof(qstats.data));
altq_update_avg(node);
} else {
pfctl_insert_altq_node(root, pa.altq, qstats);
}
}
}
return (mnr);
}
void
pfctl_free_altq_node(struct pf_altq_node *node)
{
while (node != NULL) {
struct pf_altq_node *prev;
if (node->children != NULL)
pfctl_free_altq_node(node->children);
prev = node;
node = node->next;
free(prev);
}
}
int
pfctl_show_altq(int dev, const char *iface, int opts, int verbose2)
{
struct pf_altq_node *root = NULL, *node;
int nodes, dotitle = (opts & PF_OPT_SHOWALL);
#ifdef __FreeBSD__
if (!altqsupport)
return (-1);
#endif
if ((nodes = pfctl_update_qstats(dev, &root)) < 0)
return (-1);
if (nodes == 0)
printf("No queue in use\n");
for (node = root; node != NULL; node = node->next) {
if (iface != NULL && strcmp(node->altq.ifname, iface))
continue;
if (dotitle) {
pfctl_print_title("ALTQ:");
dotitle = 0;
}
pfctl_print_altq_node(dev, node, 0, opts);
}
while (verbose2 && nodes > 0) {
printf("\n");
fflush(stdout);
sleep(STAT_INTERVAL);
if ((nodes = pfctl_update_qstats(dev, &root)) == -1)
return (-1);
for (node = root; node != NULL; node = node->next) {
if (iface != NULL && strcmp(node->altq.ifname, iface))
continue;
#ifdef __FreeBSD__
if (node->altq.local_flags & PFALTQ_FLAG_IF_REMOVED)
continue;
#endif
pfctl_print_altq_node(dev, node, 0, opts);
}
}
pfctl_free_altq_node(root);
return (0);
}
int
pfctl_update_qstats(int dev, struct pf_altq_node **root)
{
struct pf_altq_node *node;
struct pfioc_altq pa;
struct pfioc_qstats pq;
u_int32_t mnr, nr;
struct queue_stats qstats;
static u_int32_t last_ticket;
memset(&pa, 0, sizeof(pa));
memset(&pq, 0, sizeof(pq));
memset(&qstats, 0, sizeof(qstats));
if (ioctl(dev, DIOCGETALTQS, &pa)) {
warn("DIOCGETALTQS");
return (-1);
}
/* if a new set is found, start over */
if (pa.ticket != last_ticket && *root != NULL) {
pfctl_free_altq_node(*root);
*root = NULL;
}
last_ticket = pa.ticket;
mnr = pa.nr;
for (nr = 0; nr < mnr; ++nr) {
pa.nr = nr;
if (ioctl(dev, DIOCGETALTQ, &pa)) {
warn("DIOCGETALTQ");
return (-1);
}
#ifdef __FreeBSD__
if (pa.altq.qid > 0 &&
!(pa.altq.local_flags & PFALTQ_FLAG_IF_REMOVED)) {
#else
if (pa.altq.qid > 0) {
#endif
pq.nr = nr;
pq.ticket = pa.ticket;
pq.buf = &qstats.data;
pq.nbytes = sizeof(qstats.data);
if (ioctl(dev, DIOCGETQSTATS, &pq)) {
warn("DIOCGETQSTATS");
return (-1);
}
if ((node = pfctl_find_altq_node(*root, pa.altq.qname,
pa.altq.ifname)) != NULL) {
memcpy(&node->qstats.data, &qstats.data,
sizeof(qstats.data));
update_avg(node);
} else {
pfctl_insert_altq_node(root, pa.altq, qstats);
}
}
#ifdef __FreeBSD__
else if (pa.altq.local_flags & PFALTQ_FLAG_IF_REMOVED) {
memset(&qstats.data, 0, sizeof(qstats.data));
if ((node = pfctl_find_altq_node(*root, pa.altq.qname,
pa.altq.ifname)) != NULL) {
memcpy(&node->qstats.data, &qstats.data,
sizeof(qstats.data));
update_avg(node);
} else {
pfctl_insert_altq_node(root, pa.altq, qstats);
}
}
#endif
}
return (mnr);
}
void
pfctl_insert_altq_node(struct pf_altq_node **root,
const struct pf_altq altq, const struct queue_stats qstats)
{
struct pf_altq_node *node;
node = calloc(1, sizeof(struct pf_altq_node));
if (node == NULL)
err(1, "pfctl_insert_altq_node: calloc");
memcpy(&node->altq, &altq, sizeof(struct pf_altq));
memcpy(&node->qstats, &qstats, sizeof(qstats));
node->next = node->children = NULL;
if (*root == NULL)
*root = node;
else if (!altq.parent[0]) {
struct pf_altq_node *prev = *root;
while (prev->next != NULL)
prev = prev->next;
prev->next = node;
} else {
struct pf_altq_node *parent;
parent = pfctl_find_altq_node(*root, altq.parent, altq.ifname);
if (parent == NULL)
errx(1, "parent %s not found", altq.parent);
if (parent->children == NULL)
parent->children = node;
else {
struct pf_altq_node *prev = parent->children;
while (prev->next != NULL)
prev = prev->next;
prev->next = node;
}
}
update_avg(node);
}
struct pf_altq_node *
pfctl_find_altq_node(struct pf_altq_node *root, const char *qname,
const char *ifname)
{
struct pf_altq_node *node, *child;
for (node = root; node != NULL; node = node->next) {
if (!strcmp(node->altq.qname, qname)
&& !(strcmp(node->altq.ifname, ifname)))
return (node);
if (node->children != NULL) {
child = pfctl_find_altq_node(node->children, qname,
ifname);
if (child != NULL)
return (child);
}
}
return (NULL);
}
void
pfctl_print_altq_node(int dev, const struct pf_altq_node *node,
unsigned int level, int opts)
{
const struct pf_altq_node *child;
if (node == NULL)
return;
print_altq(&node->altq, level, NULL, NULL);
if (node->children != NULL) {
printf("{");
for (child = node->children; child != NULL;
child = child->next) {
printf("%s", child->altq.qname);
if (child->next != NULL)
printf(", ");
}
printf("}");
}
printf("\n");
if (opts & PF_OPT_VERBOSE)
pfctl_print_altq_nodestat(dev, node);
if (opts & PF_OPT_DEBUG)
printf(" [ qid=%u ifname=%s ifbandwidth=%s ]\n",
node->altq.qid, node->altq.ifname,
rate2str((double)(node->altq.ifbandwidth)));
for (child = node->children; child != NULL;
child = child->next)
pfctl_print_altq_node(dev, child, level + 1, opts);
}
void
pfctl_print_altq_nodestat(int dev, const struct pf_altq_node *a)
{
if (a->altq.qid == 0)
return;
#ifdef __FreeBSD__
if (a->altq.local_flags & PFALTQ_FLAG_IF_REMOVED)
return;
#endif
switch (a->altq.scheduler) {
case ALTQT_CBQ:
print_cbqstats(a->qstats);
break;
case ALTQT_PRIQ:
print_priqstats(a->qstats);
break;
case ALTQT_HFSC:
print_hfscstats(a->qstats);
break;
}
}
void
print_cbqstats(struct queue_stats cur)
{
printf(" [ pkts: %10llu bytes: %10llu "
"dropped pkts: %6llu bytes: %6llu ]\n",
(unsigned long long)cur.data.cbq_stats.xmit_cnt.packets,
(unsigned long long)cur.data.cbq_stats.xmit_cnt.bytes,
(unsigned long long)cur.data.cbq_stats.drop_cnt.packets,
(unsigned long long)cur.data.cbq_stats.drop_cnt.bytes);
printf(" [ qlength: %3d/%3d borrows: %6u suspends: %6u ]\n",
cur.data.cbq_stats.qcnt, cur.data.cbq_stats.qmax,
cur.data.cbq_stats.borrows, cur.data.cbq_stats.delays);
if (cur.avgn < 2)
return;
printf(" [ measured: %7.1f packets/s, %s/s ]\n",
cur.avg_packets / STAT_INTERVAL,
rate2str((8 * cur.avg_bytes) / STAT_INTERVAL));
}