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nl-qdisc-list: --recursive - print tc objects recursively

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This commit is contained in:
Thomas Graf 2010-11-01 13:41:57 +01:00
parent 4e48d90e71
commit 54e2539ce1
2 changed files with 97 additions and 7 deletions
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3
man/nl-qdisc-add.8
View file

@ -84,6 +84,9 @@ Show detailed information for each qdisc listed.
Show statistics information for each qdisc listed. This option will also turn
on detailed information automatically.
.TP
.BR \-\^r " or " \-\-recursive
List all TC objects recurisvely attached to all qdiscs matching the filter.
.TP
.BR \-\^k " or " \-\-kind "=TYPE"
Only list qdiscs of this type.

101
src/nl-qdisc-list.c
View file

@ -12,8 +12,18 @@
#include <netlink/cli/utils.h>
#include <netlink/cli/tc.h>
#include <netlink/cli/qdisc.h>
#include <netlink/cli/class.h>
#include <netlink/cli/cls.h>
#include <netlink/cli/link.h>
#define NUM_INDENT 4
static struct nl_sock *sock;
static int recursive = 0;
static struct nl_dump_params params = {
.dp_type = NL_DUMP_LINE,
};
static void print_usage(void)
{
printf(
@ -22,6 +32,7 @@ static void print_usage(void)
"OPTIONS\n"
" --details Show details\n"
" --stats Show statistics\n"
" -r, --recursive Show recursive tree\n"
" -h, --help Show this help\n"
" -v, --version Show versioning information\n"
"\n"
@ -38,17 +49,88 @@ static void print_usage(void)
exit(0);
}
static void list_classes(int ifindex, uint32_t parent);
static void list_qdiscs(int ifindex, uint32_t parent);
static void list_class(struct nl_object *obj, void *arg)
{
struct rtnl_tc *tc = nl_object_priv(obj);
nl_object_dump(obj, &params);
list_classes(rtnl_tc_get_ifindex(tc), rtnl_tc_get_handle(tc));
list_qdiscs(rtnl_tc_get_ifindex(tc), rtnl_tc_get_handle(tc));
}
static void list_classes(int ifindex, uint32_t parent)
{
struct nl_cache *class_cache;
struct rtnl_class *filter = nl_cli_class_alloc();
class_cache = nl_cli_class_alloc_cache(sock, ifindex);
rtnl_tc_set_parent((struct rtnl_tc *) filter, parent);
params.dp_prefix += NUM_INDENT;
nl_cache_foreach_filter(class_cache, OBJ_CAST(filter), list_class, NULL);
params.dp_prefix -= NUM_INDENT;
rtnl_class_put(filter);
nl_cache_free(class_cache);
}
static void list_cls(int ifindex, uint32_t parent)
{
struct nl_cache *cls_cache;
cls_cache = nl_cli_cls_alloc_cache(sock, ifindex, parent);
params.dp_prefix += NUM_INDENT;
nl_cache_dump(cls_cache, &params);
params.dp_prefix -= NUM_INDENT;
nl_cache_free(cls_cache);
}
static void list_qdisc(struct nl_object *obj, void *arg)
{
struct rtnl_qdisc *qdisc = nl_object_priv(obj);
struct rtnl_tc *tc = (struct rtnl_tc *) qdisc;
nl_object_dump(obj, &params);
list_cls(rtnl_tc_get_ifindex(tc), rtnl_tc_get_handle(tc));
if (rtnl_tc_get_parent(tc) == TC_H_ROOT) {
list_cls(rtnl_tc_get_ifindex(tc), TC_H_ROOT);
list_classes(rtnl_tc_get_ifindex(tc), TC_H_ROOT);
}
list_classes(rtnl_tc_get_ifindex(tc), rtnl_tc_get_handle(tc));
}
static void list_qdiscs(int ifindex, uint32_t parent)
{
struct nl_cache *qdisc_cache;
struct rtnl_qdisc *filter = nl_cli_qdisc_alloc();
qdisc_cache = nl_cli_qdisc_alloc_cache(sock);
rtnl_tc_set_ifindex((struct rtnl_tc *) filter, ifindex);
rtnl_tc_set_parent((struct rtnl_tc *) filter, parent);
params.dp_prefix += NUM_INDENT;
nl_cache_foreach_filter(qdisc_cache, OBJ_CAST(filter), list_qdisc, NULL);
params.dp_prefix -= NUM_INDENT;
rtnl_qdisc_put(filter);
nl_cache_free(qdisc_cache);
}
int main(int argc, char *argv[])
{
struct nl_sock *sock;
struct rtnl_qdisc *qdisc;
struct rtnl_tc *tc;
struct nl_cache *link_cache, *qdisc_cache;
struct nl_dump_params params = {
.dp_type = NL_DUMP_LINE,
.dp_fd = stdout,
};
params.dp_fd = stdout;
sock = nl_cli_alloc_socket();
nl_cli_connect(sock, NETLINK_ROUTE);
link_cache = nl_cli_link_alloc_cache(sock);
@ -65,6 +147,7 @@ int main(int argc, char *argv[])
static struct option long_opts[] = {
{ "details", 0, 0, ARG_DETAILS },
{ "stats", 0, 0, ARG_STATS },
{ "recursive", 0, 0, 'r' },
{ "help", 0, 0, 'h' },
{ "version", 0, 0, 'v' },
{ "dev", 1, 0, 'd' },
@ -74,13 +157,14 @@ int main(int argc, char *argv[])
{ 0, 0, 0, 0 }
};
c = getopt_long(argc, argv, "hvd:p:i:k:", long_opts, &optidx);
c = getopt_long(argc, argv, "rhvd:p:i:k:", long_opts, &optidx);
if (c == -1)
break;
switch (c) {
case ARG_DETAILS: params.dp_type = NL_DUMP_DETAILS; break;
case ARG_STATS: params.dp_type = NL_DUMP_STATS; break;
case 'r': recursive = 1; break;
case 'h': print_usage(); break;
case 'v': nl_cli_print_version(); break;
case 'd': nl_cli_tc_parse_dev(tc, link_cache, optarg); break;
@ -90,7 +174,10 @@ int main(int argc, char *argv[])
}
}
nl_cache_dump_filter(qdisc_cache, &params, OBJ_CAST(qdisc));
if (recursive)
nl_cache_foreach_filter(qdisc_cache, OBJ_CAST(qdisc), list_qdisc, NULL);
else
nl_cache_dump_filter(qdisc_cache, &params, OBJ_CAST(qdisc));
return 0;
}