X-Git-Url: http://git.onelab.eu/?p=iproute2.git;a=blobdiff_plain;f=tc%2Ftc_class.c;fp=tc%2Ftc_class.c;h=0000000000000000000000000000000000000000;hp=894caa12a5d4aa17e41a6da8618e92651217147f;hb=3331a68859fd71047bb1f309048960b48eab2d83;hpb=2bd4a72f2100be7ad7d9518cb1d49bb2a5b71994 diff --git a/tc/tc_class.c b/tc/tc_class.c deleted file mode 100644 index 894caa1..0000000 --- a/tc/tc_class.c +++ /dev/null @@ -1,322 +0,0 @@ -/* - * tc_class.c "tc class". - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * Authors: Alexey Kuznetsov, - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "utils.h" -#include "tc_util.h" -#include "tc_common.h" - -static void usage(void); - -static void usage(void) -{ - fprintf(stderr, "Usage: tc class [ add | del | change | get ] dev STRING\n"); - fprintf(stderr, " [ classid CLASSID ] [ root | parent CLASSID ]\n"); - fprintf(stderr, " [ [ QDISC_KIND ] [ help | OPTIONS ] ]\n"); - fprintf(stderr, "\n"); - fprintf(stderr, " tc class show [ dev STRING ] [ root | parent CLASSID ]\n"); - fprintf(stderr, "Where:\n"); - fprintf(stderr, "QDISC_KIND := { prio | cbq | etc. }\n"); - fprintf(stderr, "OPTIONS := ... try tc class add help\n"); - return; -} - -int tc_class_modify(int cmd, unsigned flags, int argc, char **argv) -{ - struct { - struct nlmsghdr n; - struct tcmsg t; - char buf[4096]; - } req; - struct qdisc_util *q = NULL; - struct tc_estimator est; - char d[16]; - char k[16]; - - memset(&req, 0, sizeof(req)); - memset(&est, 0, sizeof(est)); - memset(d, 0, sizeof(d)); - memset(k, 0, sizeof(k)); - - req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg)); - req.n.nlmsg_flags = NLM_F_REQUEST|flags; - req.n.nlmsg_type = cmd; - req.t.tcm_family = AF_UNSPEC; - - while (argc > 0) { - if (strcmp(*argv, "dev") == 0) { - NEXT_ARG(); - if (d[0]) - duparg("dev", *argv); - strncpy(d, *argv, sizeof(d)-1); - } else if (strcmp(*argv, "classid") == 0) { - __u32 handle; - NEXT_ARG(); - if (req.t.tcm_handle) - duparg("classid", *argv); - if (get_tc_classid(&handle, *argv)) - invarg(*argv, "invalid class ID"); - req.t.tcm_handle = handle; - } else if (strcmp(*argv, "handle") == 0) { - fprintf(stderr, "Error: try \"classid\" instead of \"handle\"\n"); - return -1; - } else if (strcmp(*argv, "root") == 0) { - if (req.t.tcm_parent) { - fprintf(stderr, "Error: \"root\" is duplicate parent ID.\n"); - return -1; - } - req.t.tcm_parent = TC_H_ROOT; - } else if (strcmp(*argv, "parent") == 0) { - __u32 handle; - NEXT_ARG(); - if (req.t.tcm_parent) - duparg("parent", *argv); - if (get_tc_classid(&handle, *argv)) - invarg(*argv, "invalid parent ID"); - req.t.tcm_parent = handle; - } else if (matches(*argv, "estimator") == 0) { - if (parse_estimator(&argc, &argv, &est)) - return -1; - } else if (matches(*argv, "help") == 0) { - usage(); - } else { - strncpy(k, *argv, sizeof(k)-1); - - q = get_qdisc_kind(k); - argc--; argv++; - break; - } - argc--; argv++; - } - - if (k[0]) - addattr_l(&req.n, sizeof(req), TCA_KIND, k, strlen(k)+1); - if (est.ewma_log) - addattr_l(&req.n, sizeof(req), TCA_RATE, &est, sizeof(est)); - - if (q) { - if (q->parse_copt == NULL) { - fprintf(stderr, "Error: Qdisc \"%s\" is classless.\n", k); - return 1; - } - if (q->parse_copt(q, argc, argv, &req.n)) - return 1; - } else { - if (argc) { - if (matches(*argv, "help") == 0) - usage(); - fprintf(stderr, "Garbage instead of arguments \"%s ...\". Try \"tc class help\".", *argv); - return -1; - } - } - - if (d[0]) { - ll_init_map(&rth); - - if ((req.t.tcm_ifindex = ll_name_to_index(d)) == 0) { - fprintf(stderr, "Cannot find device \"%s\"\n", d); - return 1; - } - } - - if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0) - return 2; - - return 0; -} - -int filter_ifindex; -__u32 filter_qdisc; - -static int print_class(const struct sockaddr_nl *who, - struct nlmsghdr *n, void *arg) -{ - FILE *fp = (FILE*)arg; - struct tcmsg *t = NLMSG_DATA(n); - int len = n->nlmsg_len; - struct rtattr * tb[TCA_MAX+1]; - struct qdisc_util *q; - char abuf[256]; - - if (n->nlmsg_type != RTM_NEWTCLASS && n->nlmsg_type != RTM_DELTCLASS) { - fprintf(stderr, "Not a class\n"); - return 0; - } - len -= NLMSG_LENGTH(sizeof(*t)); - if (len < 0) { - fprintf(stderr, "Wrong len %d\n", len); - return -1; - } - if (filter_qdisc && TC_H_MAJ(t->tcm_handle^filter_qdisc)) - return 0; - - memset(tb, 0, sizeof(tb)); - parse_rtattr(tb, TCA_MAX, TCA_RTA(t), len); - - if (tb[TCA_KIND] == NULL) { - fprintf(stderr, "print_class: NULL kind\n"); - return -1; - } - - if (n->nlmsg_type == RTM_DELTCLASS) - fprintf(fp, "deleted "); - - abuf[0] = 0; - if (t->tcm_handle) { - if (filter_qdisc) - print_tc_classid(abuf, sizeof(abuf), TC_H_MIN(t->tcm_handle)); - else - print_tc_classid(abuf, sizeof(abuf), t->tcm_handle); - } - fprintf(fp, "class %s %s ", (char*)RTA_DATA(tb[TCA_KIND]), abuf); - - if (filter_ifindex == 0) - fprintf(fp, "dev %s ", ll_index_to_name(t->tcm_ifindex)); - - if (t->tcm_parent == TC_H_ROOT) - fprintf(fp, "root "); - else { - if (filter_qdisc) - print_tc_classid(abuf, sizeof(abuf), TC_H_MIN(t->tcm_parent)); - else - print_tc_classid(abuf, sizeof(abuf), t->tcm_parent); - fprintf(fp, "parent %s ", abuf); - } - if (t->tcm_info) - fprintf(fp, "leaf %x: ", t->tcm_info>>16); - q = get_qdisc_kind(RTA_DATA(tb[TCA_KIND])); - if (tb[TCA_OPTIONS]) { - if (q && q->print_copt) - q->print_copt(q, fp, tb[TCA_OPTIONS]); - else - fprintf(fp, "[cannot parse class parameters]"); - } - fprintf(fp, "\n"); - if (show_stats) { - struct rtattr *xstats = NULL; - - if (tb[TCA_STATS] || tb[TCA_STATS2]) { - print_tcstats_attr(fp, tb, " ", &xstats); - fprintf(fp, "\n"); - } - if (q && (xstats || tb[TCA_XSTATS]) && q->print_xstats) { - q->print_xstats(q, fp, xstats ? : tb[TCA_XSTATS]); - fprintf(fp, "\n"); - } - } - fflush(fp); - return 0; -} - - -int tc_class_list(int argc, char **argv) -{ - struct tcmsg t; - char d[16]; - - memset(&t, 0, sizeof(t)); - t.tcm_family = AF_UNSPEC; - memset(d, 0, sizeof(d)); - - while (argc > 0) { - if (strcmp(*argv, "dev") == 0) { - NEXT_ARG(); - if (d[0]) - duparg("dev", *argv); - strncpy(d, *argv, sizeof(d)-1); - } else if (strcmp(*argv, "qdisc") == 0) { - NEXT_ARG(); - if (filter_qdisc) - duparg("qdisc", *argv); - if (get_qdisc_handle(&filter_qdisc, *argv)) - invarg(*argv, "invalid qdisc ID"); - } else if (strcmp(*argv, "root") == 0) { - if (t.tcm_parent) { - fprintf(stderr, "Error: \"root\" is duplicate parent ID\n"); - return -1; - } - t.tcm_parent = TC_H_ROOT; - } else if (strcmp(*argv, "parent") == 0) { - __u32 handle; - if (t.tcm_parent) - duparg("parent", *argv); - NEXT_ARG(); - if (get_tc_classid(&handle, *argv)) - invarg(*argv, "invalid parent ID"); - t.tcm_parent = handle; - } else if (matches(*argv, "help") == 0) { - usage(); - } else { - fprintf(stderr, "What is \"%s\"? Try \"tc class help\".\n", *argv); - return -1; - } - - argc--; argv++; - } - - ll_init_map(&rth); - - if (d[0]) { - if ((t.tcm_ifindex = ll_name_to_index(d)) == 0) { - fprintf(stderr, "Cannot find device \"%s\"\n", d); - return 1; - } - filter_ifindex = t.tcm_ifindex; - } - - if (rtnl_dump_request(&rth, RTM_GETTCLASS, &t, sizeof(t)) < 0) { - perror("Cannot send dump request"); - return 1; - } - - if (rtnl_dump_filter(&rth, print_class, stdout, NULL, NULL) < 0) { - fprintf(stderr, "Dump terminated\n"); - return 1; - } - - return 0; -} - -int do_class(int argc, char **argv) -{ - if (argc < 1) - return tc_class_list(0, NULL); - if (matches(*argv, "add") == 0) - return tc_class_modify(RTM_NEWTCLASS, NLM_F_EXCL|NLM_F_CREATE, argc-1, argv+1); - if (matches(*argv, "change") == 0) - return tc_class_modify(RTM_NEWTCLASS, 0, argc-1, argv+1); - if (matches(*argv, "replace") == 0) - return tc_class_modify(RTM_NEWTCLASS, NLM_F_CREATE, argc-1, argv+1); - if (matches(*argv, "delete") == 0) - return tc_class_modify(RTM_DELTCLASS, 0, argc-1, argv+1); -#if 0 - if (matches(*argv, "get") == 0) - return tc_class_get(RTM_GETTCLASS, 0, argc-1, argv+1); -#endif - if (matches(*argv, "list") == 0 || matches(*argv, "show") == 0 - || matches(*argv, "lst") == 0) - return tc_class_list(argc-1, argv+1); - if (matches(*argv, "help") == 0) - usage(); - fprintf(stderr, "Command \"%s\" is unknown, try \"tc class help\".\n", *argv); - return -1; -}