134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
/*
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* src/nl-cls-delete.c Delete Classifier
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation version 2.1
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* of the License.
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*
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* Copyright (c) 2008 Thomas Graf <tgraf@suug.ch>
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*/
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#include "cls/utils.h"
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static int interactive = 0, default_yes = 0, quiet = 0;
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static int deleted = 0;
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static struct nl_sock *sock;
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static void print_usage(void)
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{
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printf(
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"Usage: nl-cls-list [OPTION]... [CLASSIFIER]\n"
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"\n"
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"Options\n"
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" -i, --interactive Run interactively\n"
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" --yes Set default answer to yes\n"
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" -q, --quiet Do not print informal notifications\n"
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" -h, --help Show this help\n"
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" -v, --version Show versioning information\n"
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"\n"
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"Classifier Options\n"
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" -d, --dev=DEV Device the classifier should be assigned to.\n"
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" -p, --parent=HANDLE Parent qdisc/class\n"
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" --proto=PROTO Protocol\n"
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" --prio=NUM Priority (0..256)\n"
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" --id=HANDLE Unique identifier\n"
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);
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exit(0);
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}
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static void delete_cb(struct nl_object *obj, void *arg)
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{
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struct rtnl_cls *cls = (struct rtnl_cls *) obj;
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struct nl_dump_params params = {
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.dp_type = NL_DUMP_LINE,
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.dp_fd = stdout,
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};
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int err;
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if (interactive && !nlt_confirm(obj, ¶ms, default_yes))
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return;
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if ((err = rtnl_cls_delete(sock, cls, 0)) < 0)
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fatal(err, "Unable to delete classifier: %s",
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nl_geterror(err));
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if (!quiet) {
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printf("Deleted ");
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nl_object_dump(obj, ¶ms);
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}
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deleted++;
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}
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int main(int argc, char *argv[])
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{
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struct nl_cache *link_cache, *cls_cache;
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struct rtnl_cls *cls;
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int nf = 0, err;
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sock = nlt_alloc_socket();
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nlt_connect(sock, NETLINK_ROUTE);
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link_cache = nlt_alloc_link_cache(sock);
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cls = nlt_alloc_cls();
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for (;;) {
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int c, optidx = 0;
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enum {
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ARG_PRIO = 257,
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ARG_PROTO = 258,
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ARG_ID,
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ARG_YES,
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};
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static struct option long_opts[] = {
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{ "interactive", 0, 0, 'i' },
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{ "yes", 0, 0, ARG_YES },
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{ "quiet", 0, 0, 'q' },
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{ "help", 0, 0, 'h' },
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{ "version", 0, 0, 'v' },
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{ "dev", 1, 0, 'd' },
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{ "parent", 1, 0, 'p' },
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{ "proto", 1, 0, ARG_PROTO },
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{ "prio", 1, 0, ARG_PRIO },
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{ "id", 1, 0, ARG_ID },
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{ 0, 0, 0, 0 }
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};
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c = getopt_long(argc, argv, "iqhvd:p:", long_opts, &optidx);
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if (c == -1)
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break;
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switch (c) {
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case 'i': interactive = 1; break;
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case ARG_YES: default_yes = 1; break;
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case 'q': quiet = 1; break;
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case 'h': print_usage(); break;
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case 'v': nlt_print_version(); break;
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case 'd': nf++; parse_dev(cls, link_cache, optarg); break;
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case 'p': nf++; parse_parent(cls, optarg); break;
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case ARG_PRIO: nf++; parse_prio(cls, optarg); break;
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case ARG_ID: nf++; parse_handle(cls, optarg); break;
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case ARG_PROTO: nf++; parse_proto(cls, optarg); break;
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}
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}
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if (nf == 0 && !interactive && !default_yes) {
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fprintf(stderr, "You attempted to delete all classifiers in "
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"non-interactive mode, aborting.\n");
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exit(0);
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}
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err = rtnl_cls_alloc_cache(sock, rtnl_cls_get_ifindex(cls),
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rtnl_cls_get_parent(cls), &cls_cache);
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if (err < 0)
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fatal(err, "Unable to allocate classifier cache: %s",
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nl_geterror(err));
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nl_cache_foreach_filter(cls_cache, OBJ_CAST(cls), delete_cb, NULL);
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if (!quiet)
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printf("Deleted %d classifiers\n", deleted);
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return 0;
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}
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