1054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart/* 2054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * src/nl-class-add.c Add/Update/Replace Traffic Class 3054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * 4054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * This library is free software; you can redistribute it and/or 5054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * modify it under the terms of the GNU Lesser General Public 6054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * License as published by the Free Software Foundation version 2.1 7054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * of the License. 8054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * 9054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * Copyright (c) 2010 Thomas Graf <tgraf@suug.ch> 10054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart */ 11054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 12054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/utils.h> 13054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/tc.h> 14054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/qdisc.h> 15054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/class.h> 16054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/link.h> 17054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 18054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink-private/route/tc-api.h> 19054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 20054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewartstatic int quiet = 0; 21054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 22054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewartstatic void print_usage(void) 23054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart{ 24054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart printf( 25054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"Usage: nl-class-add [OPTIONS]... class [CONFIGURATION]...\n" 26054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"\n" 27054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"OPTIONS\n" 28054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -q, --quiet Do not print informal notifications.\n" 29054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -h, --help Show this help text.\n" 30054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -v, --version Show versioning information.\n" 31054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --update Update class if it exists.\n" 32054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --update-only Only update class, never create it.\n" 33054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -d, --dev=DEV Network device the class should be attached to.\n" 34054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -i, --id=ID ID of new class (default: auto-generated)\n" 35054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -p, --parent=ID ID of parent { root | ingress | class-ID }\n" 36054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --mtu=SIZE Overwrite MTU (default: MTU of network device)\n" 37054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --mpu=SIZE Minimum packet size on the link (default: 0).\n" 38054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --overhead=SIZE Overhead in bytes per packet (default: 0).\n" 39054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --linktype=TYPE Overwrite linktype (default: type of network device)\n" 40054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"\n" 41054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"CONFIGURATION\n" 42054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -h, --help Show help text of class specific options.\n" 43054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"\n" 44054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"EXAMPLE\n" 45054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" $ nl-class-add --dev=eth1 --parent=root htb --rate=100mbit\n" 46054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"\n" 47054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart ); 48054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart exit(0); 49054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart} 50054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 51054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewartint main(int argc, char *argv[]) 52054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart{ 53054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart struct nl_sock *sock; 54054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart struct rtnl_class *class; 55054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart struct rtnl_tc *tc; 56054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart struct nl_cache *link_cache; 57054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart struct nl_dump_params dp = { 58054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart .dp_type = NL_DUMP_DETAILS, 59054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart .dp_fd = stdout, 60054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart }; 61054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart struct nl_cli_tc_module *tm; 62054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart struct rtnl_tc_ops *ops; 63054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart int err, flags = NLM_F_CREATE | NLM_F_EXCL; 64054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart char *kind, *id = NULL; 65054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 66054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart sock = nl_cli_alloc_socket(); 67054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_connect(sock, NETLINK_ROUTE); 68054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 69054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart link_cache = nl_cli_link_alloc_cache(sock); 70054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 71054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart class = nl_cli_class_alloc(); 72054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart tc = (struct rtnl_tc *) class; 73054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 74054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart for (;;) { 75054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart int c, optidx = 0; 76054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart enum { 77054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart ARG_UPDATE = 257, 78054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart ARG_UPDATE_ONLY = 258, 79054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart ARG_MTU, 80054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart ARG_MPU, 81054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart ARG_OVERHEAD, 82054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart ARG_LINKTYPE, 83054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart }; 84054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart static struct option long_opts[] = { 85054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "quiet", 0, 0, 'q' }, 86054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "help", 0, 0, 'h' }, 87054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "version", 0, 0, 'v' }, 88054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "dev", 1, 0, 'd' }, 89054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "parent", 1, 0, 'p' }, 90054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "id", 1, 0, 'i' }, 91054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "update", 0, 0, ARG_UPDATE }, 92054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "update-only", 0, 0, ARG_UPDATE_ONLY }, 93054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "mtu", 1, 0, ARG_MTU }, 94054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "mpu", 1, 0, ARG_MPU }, 95054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "overhead", 1, 0, ARG_OVERHEAD }, 96054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "linktype", 1, 0, ARG_LINKTYPE }, 97054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { 0, 0, 0, 0 } 98054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart }; 99054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 100054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart c = getopt_long(argc, argv, "+qhvd:p:i:", 101054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart long_opts, &optidx); 102054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (c == -1) 103054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart break; 104054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 105054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart switch (c) { 106054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'q': quiet = 1; break; 107054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'h': print_usage(); break; 108054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'v': nl_cli_print_version(); break; 109054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'd': nl_cli_tc_parse_dev(tc, link_cache, optarg); break; 110054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'p': nl_cli_tc_parse_parent(tc, optarg); break; 111054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'i': id = strdup(optarg); break; 112054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_UPDATE: flags = NLM_F_CREATE; break; 113054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_UPDATE_ONLY: flags = 0; break; 114054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_MTU: nl_cli_tc_parse_mtu(tc, optarg); break; 115054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_MPU: nl_cli_tc_parse_mpu(tc, optarg); break; 116054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_OVERHEAD: nl_cli_tc_parse_overhead(tc, optarg); break; 117054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_LINKTYPE: nl_cli_tc_parse_linktype(tc, optarg); break; 118054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart } 119054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart } 120054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 121054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (optind >= argc) 122054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart print_usage(); 123054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 124054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!rtnl_tc_get_ifindex(tc)) 125054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(EINVAL, "You must specify a network device (--dev=XXX)"); 126054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 127054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!rtnl_tc_get_parent(tc)) 128054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(EINVAL, "You must specify a parent (--parent=XXX)"); 129054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 130054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (id) { 131054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_tc_parse_handle(tc, id, 1); 132054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart free(id); 133054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart } 134054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 135054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart kind = argv[optind++]; 136054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart rtnl_tc_set_kind(tc, kind); 137054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 138054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!(ops = rtnl_tc_get_ops(tc))) 139054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(ENOENT, "Unknown class \"%s\"", kind); 140054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 141054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!(tm = nl_cli_tc_lookup(ops))) 142054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(ENOTSUP, "class type \"%s\" not supported.", kind); 143054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 144054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart tm->tm_parse_argv(tc, argc, argv); 145054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 146054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!quiet) { 147054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart printf("Adding "); 148054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_object_dump(OBJ_CAST(class), &dp); 149054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart } 150054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 151054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if ((err = rtnl_class_add(sock, class, flags)) < 0) 152054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(EINVAL, "Unable to add class: %s", nl_geterror(err)); 153054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 154054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart return 0; 155054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart} 156