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Diffstat (limited to 'src/nl-cls-list.c')
-rw-r--r-- | src/nl-cls-list.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/nl-cls-list.c b/src/nl-cls-list.c new file mode 100644 index 0000000..9121d52 --- /dev/null +++ b/src/nl-cls-list.c @@ -0,0 +1,113 @@ +/* + * src/nl-cls-list.c List classifiers + * + * 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) 2008 Thomas Graf <tgraf@suug.ch> + */ + +#include "cls/utils.h" + +static struct nl_sock *sock; +static struct rtnl_cls *cls; +static struct nl_dump_params params = { + .dp_type = NL_DUMP_LINE, +}; + +static void print_usage(void) +{ + printf( + "Usage: nl-cls-list [OPTION]... [CLASSIFIER]\n" + "\n" + "Options\n" + " -f, --format=TYPE Output format { brief | details | stats }\n" + " -h, --help Show this help text.\n" + " -v, --version Show versioning information.\n" + "\n" + "Classifier Options\n" + " -d, --dev=DEV Device the classifier should be assigned to.\n" + " -p, --parent=HANDLE Parent qdisc/class\n" + " --proto=PROTO Protocol\n" + " --prio=NUM Priority\n" + " --id=NUM Identifier\n" + ); + exit(0); +} + +static void print_cls(struct nl_object *obj, void *arg) +{ + struct nl_cache *cls_cache; + int err, ifindex; + + if (obj) + ifindex = rtnl_link_get_ifindex((struct rtnl_link *) obj); + else + ifindex = rtnl_cls_get_ifindex(cls); + + err = rtnl_cls_alloc_cache(sock, ifindex, rtnl_cls_get_parent(cls), + &cls_cache); + if (err < 0) + fatal(err, "Unable to allocate classifier cache: %s", + nl_geterror(err)); + + nl_cache_dump_filter(cls_cache, ¶ms, OBJ_CAST(cls)); + nl_cache_free(cls_cache); +} + +int main(int argc, char *argv[]) +{ + struct nl_cache *link_cache; + int dev = 0; + + params.dp_fd = stdout; + sock = nlt_alloc_socket(); + nlt_connect(sock, NETLINK_ROUTE); + link_cache = nlt_alloc_link_cache(sock); + cls = nlt_alloc_cls(); + + for (;;) { + int c, optidx = 0; + enum { + ARG_PROTO = 257, + ARG_PRIO = 258, + ARG_ID, + }; + static struct option long_opts[] = { + { "format", 1, 0, 'f' }, + { "help", 0, 0, 'h' }, + { "version", 0, 0, 'v' }, + { "dev", 1, 0, 'd' }, + { "parent", 1, 0, 'p' }, + { "proto", 1, 0, ARG_PROTO }, + { "prio", 1, 0, ARG_PRIO }, + { "id", 1, 0, ARG_ID }, + { 0, 0, 0, 0 } + }; + + c = getopt_long(argc, argv, "+f:qhva:d:", long_opts, &optidx); + if (c == -1) + break; + + switch (c) { + case '?': exit(NLE_INVAL); + case 'f': params.dp_type = nlt_parse_dumptype(optarg); break; + case 'h': print_usage(); break; + case 'v': nlt_print_version(); break; + case 'd': dev = 1; parse_dev(cls, link_cache, optarg); break; + case 'p': parse_parent(cls, optarg); break; + case ARG_PRIO: parse_prio(cls, optarg); break; + case ARG_ID: parse_handle(cls, optarg); break; + case ARG_PROTO: parse_proto(cls, optarg); break; + } + } + + if (!dev) + nl_cache_foreach(link_cache, print_cls, NULL); + else + print_cls(NULL, NULL); + + return 0; +} |