diff options
Diffstat (limited to 'src/nl-tctree-list.c')
| -rw-r--r-- | src/nl-tctree-list.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/src/nl-tctree-list.c b/src/nl-tctree-list.c new file mode 100644 index 0000000..6f6bf56 --- /dev/null +++ b/src/nl-tctree-list.c @@ -0,0 +1,147 @@ +/* + * src/nl-tctree-list.c List Traffic Control Tree + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation version 2.1 + * of the License. + * + * Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch> + */ + +#include "utils.h" +#include <linux/pkt_sched.h> + +static struct nl_sock *sock; +static struct nl_cache *qdisc_cache, *class_cache; +static struct nl_dump_params params = { + .dp_type = NL_DUMP_DETAILS, +}; + +static int ifindex; +static void print_qdisc(struct nl_object *, void *); + +static void print_usage(void) +{ + printf( + "Usage: nl-tctree-list [OPTION]...\n" + "\n" + "Options\n" + " -f, --format=TYPE Output format { brief | details | stats }\n" + " -h, --help Show this help\n" + " -v, --version Show versioning information\n" + ); + exit(0); +} + +static void print_class(struct nl_object *obj, void *arg) +{ + struct rtnl_qdisc *leaf; + struct rtnl_class *class = (struct rtnl_class *) obj; + struct nl_cache *cls_cache; + uint32_t parent = rtnl_class_get_handle(class); + + params.dp_prefix = (int)(long) arg; + nl_object_dump(obj, ¶ms); + + leaf = rtnl_class_leaf_qdisc(class, qdisc_cache); + if (leaf) + print_qdisc((struct nl_object *) leaf, arg + 2); + + rtnl_class_foreach_child(class, class_cache, &print_class, arg + 2); + + if (rtnl_cls_alloc_cache(sock, ifindex, parent, &cls_cache) < 0) + return; + + params.dp_prefix = (int)(long) arg + 2; + nl_cache_dump(cls_cache, ¶ms); + nl_cache_free(cls_cache); +} + +static void print_qdisc(struct nl_object *obj, void *arg) +{ + struct rtnl_qdisc *qdisc = (struct rtnl_qdisc *) obj; + struct nl_cache *cls_cache; + uint32_t parent = rtnl_qdisc_get_handle(qdisc); + + params.dp_prefix = (int)(long) arg; + nl_object_dump(obj, ¶ms); + + rtnl_qdisc_foreach_child(qdisc, class_cache, &print_class, arg + 2); + + if (rtnl_cls_alloc_cache(sock, ifindex, parent, &cls_cache) < 0) + return; + + params.dp_prefix = (int)(long) arg + 2; + nl_cache_dump(cls_cache, ¶ms); + nl_cache_free(cls_cache); +} + +static void print_link(struct nl_object *obj, void *arg) +{ + struct rtnl_link *link = (struct rtnl_link *) obj; + struct rtnl_qdisc *qdisc; + + ifindex = rtnl_link_get_ifindex(link); + params.dp_prefix = 0; + nl_object_dump(obj, ¶ms); + + if (rtnl_class_alloc_cache(sock, ifindex, &class_cache) < 0) + return; + + qdisc = rtnl_qdisc_get_by_parent(qdisc_cache, ifindex, TC_H_ROOT); + if (qdisc) { + print_qdisc((struct nl_object *) qdisc, (void *) 2); + rtnl_qdisc_put(qdisc); + } + + qdisc = rtnl_qdisc_get_by_parent(qdisc_cache, ifindex, 0); + if (qdisc) { + print_qdisc((struct nl_object *) qdisc, (void *) 2); + rtnl_qdisc_put(qdisc); + } + + qdisc = rtnl_qdisc_get_by_parent(qdisc_cache, ifindex, TC_H_INGRESS); + if (qdisc) { + print_qdisc((struct nl_object *) qdisc, (void *) 2); + rtnl_qdisc_put(qdisc); + } + + nl_cache_free(class_cache); +} + +int main(int argc, char *argv[]) +{ + struct nl_cache *link_cache; + + sock = nlt_alloc_socket(); + nlt_connect(sock, NETLINK_ROUTE); + link_cache = nlt_alloc_link_cache(sock); + qdisc_cache = nlt_alloc_qdisc_cache(sock); + + params.dp_fd = stdout; + + for (;;) { + int c, optidx = 0; + static struct option long_opts[] = { + { "format", 1, 0, 'f' }, + { "help", 0, 0, 'h' }, + { "version", 0, 0, 'v' }, + { 0, 0, 0, 0 } + }; + + c = getopt_long(argc, argv, "f:hv", long_opts, &optidx); + if (c == -1) + break; + + switch (c) { + case 'f': params.dp_type = nlt_parse_dumptype(optarg); break; + case 'h': print_usage(); break; + case 'v': nlt_print_version(); break; + } + } + + nl_cache_foreach(link_cache, &print_link, NULL); + + return 0; +} |