1ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf/* 2ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf * src/nl-cls-add.c Add classifier 3ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf * 4ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf * This library is free software; you can redistribute it and/or 5ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf * modify it under the terms of the GNU General Public License as 6ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf * published by the Free Software Foundation version 2 of the License. 7ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf * 8054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart * Copyright (c) 2003-2011 Thomas Graf <tgraf@suug.ch> 9ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf */ 10ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 11054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/utils.h> 12054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/tc.h> 13054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/cls.h> 14054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink/cli/link.h> 15054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 16054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart#include <netlink-private/route/tc-api.h> 17ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 18ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Grafstatic int quiet = 0; 19ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 20ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Grafstatic void print_usage(void) 21ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf{ 22ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf printf( 23054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"Usage: nl-cls-add [OPTIONS]... classifier [CONFIGURATION]...\n" 24ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf"\n" 25054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"OPTIONS\n" 26ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf" -q, --quiet Do not print informal notifications.\n" 27054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -h, --help Show this help text.\n" 28ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf" -v, --version Show versioning information.\n" 29054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --update Update classifier if it exists.\n" 30054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --update-only Only update classifier, never create it.\n" 31054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -d, --dev=DEV Network device the classifier should be attached to.\n" 32054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -i, --id=ID ID of new classifier (default: auto-generated)\n" 33054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" -p, --parent=ID ID of parent { root | ingress | class-ID }\n" 34054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --protocol=PROTO Protocol to match (default: all)\n" 35054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" --prio=PRIO Priority (default: 0)\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 classifier specific options.\n" 43054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"\n" 44054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart"EXAMPLE\n" 45054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart" $ nl-cls-add --dev=eth1 --parent=q_root basic --target c_www\n" 46ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf"\n" 47ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf ); 48ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf exit(0); 49ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf} 50ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 51ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Grafint main(int argc, char *argv[]) 52ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf{ 53ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf struct nl_sock *sock; 54ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf struct rtnl_cls *cls; 55054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart struct rtnl_tc *tc; 56ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf struct nl_cache *link_cache; 57ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf struct nl_dump_params dp = { 58ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf .dp_type = NL_DUMP_DETAILS, 59ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf .dp_fd = stdout, 60ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf }; 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; 65ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 66054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart sock = nl_cli_alloc_socket(); 67054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_connect(sock, NETLINK_ROUTE); 68ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 69054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart link_cache = nl_cli_link_alloc_cache(sock); 70054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 71054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart cls = nl_cli_cls_alloc(); 72054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart tc = (struct rtnl_tc *) cls; 73054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 74ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf for (;;) { 75ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf int c, optidx = 0; 76ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 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 ARG_PROTO, 84054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart ARG_PRIO, 85ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf }; 86ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf static struct option long_opts[] = { 87ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf { "quiet", 0, 0, 'q' }, 88ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf { "help", 0, 0, 'h' }, 89ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf { "version", 0, 0, 'v' }, 90ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf { "dev", 1, 0, 'd' }, 91ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf { "parent", 1, 0, 'p' }, 92054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "id", 1, 0, 'i' }, 93ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf { "proto", 1, 0, ARG_PROTO }, 94ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf { "prio", 1, 0, ARG_PRIO }, 95054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "update", 0, 0, ARG_UPDATE }, 96054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "update-only", 0, 0, ARG_UPDATE_ONLY }, 97054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "mtu", 1, 0, ARG_MTU }, 98054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "mpu", 1, 0, ARG_MPU }, 99054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "overhead", 1, 0, ARG_OVERHEAD }, 100054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart { "linktype", 1, 0, ARG_LINKTYPE }, 101ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf { 0, 0, 0, 0 } 102ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf }; 103ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 104054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart c = getopt_long(argc, argv, "+qhvd:p:i:", 105054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart long_opts, &optidx); 106ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf if (c == -1) 107ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf break; 108ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 109ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf switch (c) { 110ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf case 'q': quiet = 1; break; 111ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf case 'h': print_usage(); break; 112054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'v': nl_cli_print_version(); break; 113054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'd': nl_cli_tc_parse_dev(tc, link_cache, optarg); break; 114054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'p': nl_cli_tc_parse_parent(tc, optarg); break; 115054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case 'i': id = strdup(optarg); break; 116054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_UPDATE: flags = NLM_F_CREATE; break; 117054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_UPDATE_ONLY: flags = 0; break; 118054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_MTU: nl_cli_tc_parse_mtu(tc, optarg); break; 119054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_MPU: nl_cli_tc_parse_mpu(tc, optarg); break; 120054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_OVERHEAD: nl_cli_tc_parse_overhead(tc, optarg); break; 121054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_LINKTYPE: nl_cli_tc_parse_linktype(tc, optarg); break; 122054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_PROTO: nl_cli_cls_parse_proto(cls, optarg); break; 123054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart case ARG_PRIO: 124054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart rtnl_cls_set_prio(cls, nl_cli_parse_u32(optarg)); 125054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart break; 126ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf } 127ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf } 128ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 129054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (optind >= argc) 130ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf print_usage(); 131054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 132054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!rtnl_tc_get_ifindex(tc)) 133054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(EINVAL, "You must specify a network device (--dev=XXX)"); 134054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 135054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!rtnl_tc_get_parent(tc)) 136054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(EINVAL, "You must specify a parent (--parent=XXX)"); 137054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 138054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (id) { 139054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_tc_parse_handle(tc, id, 1); 140054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart free(id); 141ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf } 142ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 143ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf kind = argv[optind++]; 144054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart rtnl_tc_set_kind(tc, kind); 145ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 146054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!(ops = rtnl_tc_get_ops(tc))) 147054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(ENOENT, "Unknown classifier \"%s\".", kind); 148ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 149054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if (!(tm = nl_cli_tc_lookup(ops))) 150054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(ENOTSUP, "Classifier type \"%s\" not supported.", kind); 151ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 152054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart tm->tm_parse_argv(tc, argc, argv); 153ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 154ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf if (!quiet) { 155054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart printf("Adding "); 156ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf nl_object_dump(OBJ_CAST(cls), &dp); 157ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf } 158ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf 159054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart if ((err = rtnl_cls_add(sock, cls, flags)) < 0) 160054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart nl_cli_fatal(EINVAL, "Unable to add classifier: %s", nl_geterror(err)); 161054c80d775f2ae9b8f50260bdfcb821e99c0da2aPaul Stewart 162ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf return 0; 163ef858fb492dfe98e3ae194264fbc73649cf8493aThomas Graf} 164