| /* |
| * src/nl-class-add.c Add/Update/Replace Traffic Class |
| * |
| * 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) 2010 Thomas Graf <tgraf@suug.ch> |
| */ |
| |
| #include <netlink/cli/utils.h> |
| #include <netlink/cli/tc.h> |
| #include <netlink/cli/qdisc.h> |
| #include <netlink/cli/class.h> |
| #include <netlink/cli/link.h> |
| |
| #include <netlink-private/route/tc-api.h> |
| |
| static int quiet = 0; |
| |
| static void print_usage(void) |
| { |
| printf( |
| "Usage: nl-class-add [OPTIONS]... class [CONFIGURATION]...\n" |
| "\n" |
| "OPTIONS\n" |
| " -q, --quiet Do not print informal notifications.\n" |
| " -h, --help Show this help text.\n" |
| " -v, --version Show versioning information.\n" |
| " --update Update class if it exists.\n" |
| " --update-only Only update class, never create it.\n" |
| " -d, --dev=DEV Network device the class should be attached to.\n" |
| " -i, --id=ID ID of new class (default: auto-generated)\n" |
| " -p, --parent=ID ID of parent { root | ingress | class-ID }\n" |
| " --mtu=SIZE Overwrite MTU (default: MTU of network device)\n" |
| " --mpu=SIZE Minimum packet size on the link (default: 0).\n" |
| " --overhead=SIZE Overhead in bytes per packet (default: 0).\n" |
| " --linktype=TYPE Overwrite linktype (default: type of network device)\n" |
| "\n" |
| "CONFIGURATION\n" |
| " -h, --help Show help text of class specific options.\n" |
| "\n" |
| "EXAMPLE\n" |
| " $ nl-class-add --dev=eth1 --parent=root htb --rate=100mbit\n" |
| "\n" |
| ); |
| exit(0); |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| struct nl_sock *sock; |
| struct rtnl_class *class; |
| struct rtnl_tc *tc; |
| struct nl_cache *link_cache; |
| struct nl_dump_params dp = { |
| .dp_type = NL_DUMP_DETAILS, |
| .dp_fd = stdout, |
| }; |
| struct nl_cli_tc_module *tm; |
| struct rtnl_tc_ops *ops; |
| int err, flags = NLM_F_CREATE | NLM_F_EXCL; |
| char *kind, *id = NULL; |
| |
| sock = nl_cli_alloc_socket(); |
| nl_cli_connect(sock, NETLINK_ROUTE); |
| |
| link_cache = nl_cli_link_alloc_cache(sock); |
| |
| class = nl_cli_class_alloc(); |
| tc = (struct rtnl_tc *) class; |
| |
| for (;;) { |
| int c, optidx = 0; |
| enum { |
| ARG_UPDATE = 257, |
| ARG_UPDATE_ONLY = 258, |
| ARG_MTU, |
| ARG_MPU, |
| ARG_OVERHEAD, |
| ARG_LINKTYPE, |
| }; |
| static struct option long_opts[] = { |
| { "quiet", 0, 0, 'q' }, |
| { "help", 0, 0, 'h' }, |
| { "version", 0, 0, 'v' }, |
| { "dev", 1, 0, 'd' }, |
| { "parent", 1, 0, 'p' }, |
| { "id", 1, 0, 'i' }, |
| { "update", 0, 0, ARG_UPDATE }, |
| { "update-only", 0, 0, ARG_UPDATE_ONLY }, |
| { "mtu", 1, 0, ARG_MTU }, |
| { "mpu", 1, 0, ARG_MPU }, |
| { "overhead", 1, 0, ARG_OVERHEAD }, |
| { "linktype", 1, 0, ARG_LINKTYPE }, |
| { 0, 0, 0, 0 } |
| }; |
| |
| c = getopt_long(argc, argv, "+qhvd:p:i:", |
| long_opts, &optidx); |
| if (c == -1) |
| break; |
| |
| switch (c) { |
| case 'q': quiet = 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; |
| case 'p': nl_cli_tc_parse_parent(tc, optarg); break; |
| case 'i': id = strdup(optarg); break; |
| case ARG_UPDATE: flags = NLM_F_CREATE; break; |
| case ARG_UPDATE_ONLY: flags = 0; break; |
| case ARG_MTU: nl_cli_tc_parse_mtu(tc, optarg); break; |
| case ARG_MPU: nl_cli_tc_parse_mpu(tc, optarg); break; |
| case ARG_OVERHEAD: nl_cli_tc_parse_overhead(tc, optarg); break; |
| case ARG_LINKTYPE: nl_cli_tc_parse_linktype(tc, optarg); break; |
| } |
| } |
| |
| if (optind >= argc) |
| print_usage(); |
| |
| if (!rtnl_tc_get_ifindex(tc)) |
| nl_cli_fatal(EINVAL, "You must specify a network device (--dev=XXX)"); |
| |
| if (!rtnl_tc_get_parent(tc)) |
| nl_cli_fatal(EINVAL, "You must specify a parent (--parent=XXX)"); |
| |
| if (id) { |
| nl_cli_tc_parse_handle(tc, id, 1); |
| free(id); |
| } |
| |
| kind = argv[optind++]; |
| rtnl_tc_set_kind(tc, kind); |
| |
| if (!(ops = rtnl_tc_get_ops(tc))) |
| nl_cli_fatal(ENOENT, "Unknown class \"%s\"", kind); |
| |
| if (!(tm = nl_cli_tc_lookup(ops))) |
| nl_cli_fatal(ENOTSUP, "class type \"%s\" not supported.", kind); |
| |
| tm->tm_parse_argv(tc, argc, argv); |
| |
| if (!quiet) { |
| printf("Adding "); |
| nl_object_dump(OBJ_CAST(class), &dp); |
| } |
| |
| if ((err = rtnl_class_add(sock, class, flags)) < 0) |
| nl_cli_fatal(EINVAL, "Unable to add class: %s", nl_geterror(err)); |
| |
| return 0; |
| } |