19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/*
29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * src/nl-class-add.c     Add/Update/Replace Traffic Class
39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *
49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *	This library is free software; you can redistribute it and/or
59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *	modify it under the terms of the GNU Lesser General Public
69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *	License as published by the Free Software Foundation version 2.1
79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *	of the License.
89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *
99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (c) 2010 Thomas Graf <tgraf@suug.ch>
109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */
119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <netlink/cli/utils.h>
139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <netlink/cli/tc.h>
149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <netlink/cli/qdisc.h>
159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <netlink/cli/class.h>
169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <netlink/cli/link.h>
179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <netlink-private/route/tc-api.h>
1914272302a8b635bd8e9267c1411d0a7ef11bff45Dianne Hackborn
208c84109b9fbbf473b225707a38261ff5f99d95fbDianne Hackbornstatic int quiet = 0;
212139276ce8b54aba5faa858ca69ed5f01445c269Jeff Brown
229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void print_usage(void)
239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{
24ef2ea1faf6449f97a2423ecbdecce664c58bcbe1Adam Lesinski	printf(
25ef2ea1faf6449f97a2423ecbdecce664c58bcbe1Adam Lesinski"Usage: nl-class-add [OPTIONS]... class [CONFIGURATION]...\n"
269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project"\n"
279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project"OPTIONS\n"
289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project" -q, --quiet               Do not print informal notifications.\n"
299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project" -h, --help                Show this help text.\n"
309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project" -v, --version             Show versioning information.\n"
319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project"     --update              Update class if it exists.\n"
329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project"     --update-only         Only update class, never create it.\n"
332139276ce8b54aba5faa858ca69ed5f01445c269Jeff Brown" -d, --dev=DEV             Network device the class should be attached to.\n"
3426faecc85ec3e809135b287173997e97fcb8fc30Todd Poynor" -i, --id=ID               ID of new class (default: auto-generated)\n"
359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project" -p, --parent=ID           ID of parent { root | ingress | class-ID }\n"
368bdf5935c0db4a66ab33a10b43398d2523cfa15dDianne Hackborn"     --mtu=SIZE            Overwrite MTU (default: MTU of network device)\n"
37605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown"     --mpu=SIZE            Minimum packet size on the link (default: 0).\n"
3826faecc85ec3e809135b287173997e97fcb8fc30Todd Poynor"     --overhead=SIZE       Overhead in bytes per packet (default: 0).\n"
3926faecc85ec3e809135b287173997e97fcb8fc30Todd Poynor"     --linktype=TYPE       Overwrite linktype (default: type of network device)\n"
409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project"\n"
4118e939623556928f73fcc7511c85a537929a4a7eDan Egnor"CONFIGURATION\n"
429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project" -h, --help                Show help text of class specific options.\n"
439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project"\n"
449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project"EXAMPLE\n"
459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project"   $ nl-class-add --dev=eth1 --parent=root htb --rate=100mbit\n"
465ac72a29593ab9a20337a2225df52bdf4754be02Dianne Hackborn"\n"
479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	);
489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	exit(0);
498a9b22056b13477f59df934928c00c58b5871c95Joe Onorato}
509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint main(int argc, char *argv[])
529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{
539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	struct nl_sock *sock;
549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	struct rtnl_class *class;
559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	struct rtnl_tc *tc;
569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	struct nl_cache *link_cache;
579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	struct nl_dump_params dp = {
589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		.dp_type = NL_DUMP_DETAILS,
599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		.dp_fd = stdout,
609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	};
619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	struct nl_cli_tc_module *tm;
629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	struct rtnl_tc_ops *ops;
639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	int err, flags = NLM_F_CREATE | NLM_F_EXCL;
649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	char *kind, *id = NULL;
659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	sock = nl_cli_alloc_socket();
679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	nl_cli_connect(sock, NETLINK_ROUTE);
689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	link_cache = nl_cli_link_alloc_cache(sock);
709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 	class = nl_cli_class_alloc();
729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	tc = (struct rtnl_tc *) class;
739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	for (;;) {
759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		int c, optidx = 0;
769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		enum {
779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project			ARG_UPDATE = 257,
789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project			ARG_UPDATE_ONLY = 258,
79605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown			ARG_MTU,
80605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown			ARG_MPU,
81605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown			ARG_OVERHEAD,
82605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown			ARG_LINKTYPE,
83605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown		};
84605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown		static struct option long_opts[] = {
85605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown			{ "quiet", 0, 0, 'q' },
86605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown			{ "help", 0, 0, 'h' },
879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project			{ "version", 0, 0, 'v' },
882139276ce8b54aba5faa858ca69ed5f01445c269Jeff Brown			{ "dev", 1, 0, 'd' },
899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project			{ "parent", 1, 0, 'p' },
90ab5c49c7e7f5f61040650109a76f38a443fb852dDoug Zongker			{ "id", 1, 0, 'i' },
91a4d8204e3068b9d8d6908d4cf3440e81967867a3Jeff Brown			{ "update", 0, 0, ARG_UPDATE },
92ab5c49c7e7f5f61040650109a76f38a443fb852dDoug Zongker			{ "update-only", 0, 0, ARG_UPDATE_ONLY },
93a4d8204e3068b9d8d6908d4cf3440e81967867a3Jeff Brown			{ "mtu", 1, 0, ARG_MTU },
949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project			{ "mpu", 1, 0, ARG_MPU },
959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project			{ "overhead", 1, 0, ARG_OVERHEAD },
969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project			{ "linktype", 1, 0, ARG_LINKTYPE },
974ca7f1e2811dc889e526de6c3d30bac8501c23d2Joe Onorato			{ 0, 0, 0, 0 }
989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		};
999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
100ec43a6bc17d90058ba2c00e016846c863ab239bcJeff Sharkey		c = getopt_long(argc, argv, "+qhvd:p:i:",
101ab5c49c7e7f5f61040650109a76f38a443fb852dDoug Zongker				long_opts, &optidx);
1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		if (c == -1)
1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project			break;
1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		switch (c) {
1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		case 'q': quiet = 1; break;
1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		case 'h': print_usage(); break;
1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		case 'v': nl_cli_print_version(); break;
109605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown		case 'd': nl_cli_tc_parse_dev(tc, link_cache, optarg); break;
110ab5c49c7e7f5f61040650109a76f38a443fb852dDoug Zongker		case 'p': nl_cli_tc_parse_parent(tc, optarg); break;
111a4d8204e3068b9d8d6908d4cf3440e81967867a3Jeff Brown		case 'i': id = strdup(optarg); break;
112a4d8204e3068b9d8d6908d4cf3440e81967867a3Jeff Brown		case ARG_UPDATE: flags = NLM_F_CREATE; break;
11326faecc85ec3e809135b287173997e97fcb8fc30Todd Poynor		case ARG_UPDATE_ONLY: flags = 0; break;
114a1f1a3c573acd91024fda0ceb3b921c73b186963Dianne Hackborn		case ARG_MTU: nl_cli_tc_parse_mtu(tc, optarg); break;
1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		case ARG_MPU: nl_cli_tc_parse_mpu(tc, optarg); break;
1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		case ARG_OVERHEAD: nl_cli_tc_parse_overhead(tc, optarg); break;
1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		case ARG_LINKTYPE: nl_cli_tc_parse_linktype(tc, optarg); break;
1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		}
1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 	}
1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	if (optind >= argc)
1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		print_usage();
12376dc5a51cde1db0e8e193f22bc8a7ace9edef53dAdrian Roos
124f92fcfe36ad841cba4774e7f2129e8dab7ac784aBadhri Jagan Sridharan	if (!rtnl_tc_get_ifindex(tc))
125a4d8204e3068b9d8d6908d4cf3440e81967867a3Jeff Brown		nl_cli_fatal(EINVAL, "You must specify a network device (--dev=XXX)");
126a4d8204e3068b9d8d6908d4cf3440e81967867a3Jeff Brown
1274ca7f1e2811dc889e526de6c3d30bac8501c23d2Joe Onorato	if (!rtnl_tc_get_parent(tc))
128d81b1f41e5e7bf0ccd3e4c08838d65eacdc8dda0Mike Lockwood		nl_cli_fatal(EINVAL, "You must specify a parent (--parent=XXX)");
129d81b1f41e5e7bf0ccd3e4c08838d65eacdc8dda0Mike Lockwood
130d81b1f41e5e7bf0ccd3e4c08838d65eacdc8dda0Mike Lockwood	if (id) {
131f3c74f34999337b8eb77e1a5ed0287561b512c21Brian Muramatsu		nl_cli_tc_parse_handle(tc, id, 1);
132d81b1f41e5e7bf0ccd3e4c08838d65eacdc8dda0Mike Lockwood		free(id);
1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	}
1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
135ab5c49c7e7f5f61040650109a76f38a443fb852dDoug Zongker	kind = argv[optind++];
136eb94fa7975b1e8742f3b00cec6bd4f9d6b329e3aDianne Hackborn	rtnl_tc_set_kind(tc, kind);
137eb94fa7975b1e8742f3b00cec6bd4f9d6b329e3aDianne Hackborn
1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	if (!(ops = rtnl_tc_get_ops(tc)))
1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project		nl_cli_fatal(ENOENT, "Unknown class \"%s\"", kind);
140ab5c49c7e7f5f61040650109a76f38a443fb852dDoug Zongker
141c428aae6429c3fd5e2037c3793af399d9f6e23bfDianne Hackborn	if (!(tm = nl_cli_tc_lookup(ops)))
142c428aae6429c3fd5e2037c3793af399d9f6e23bfDianne Hackborn		nl_cli_fatal(ENOTSUP, "class type \"%s\" not supported.", kind);
143de1b359e88ef1dcafdc0c6a724f660ad0b55fc3aJoe Onorato
144de1b359e88ef1dcafdc0c6a724f660ad0b55fc3aJoe Onorato	tm->tm_parse_argv(tc, argc, argv);
1458ec5b83fc8f8aa68805c4d5987f8f75bb28250caDianne Hackborn
146ab5c49c7e7f5f61040650109a76f38a443fb852dDoug Zongker	if (!quiet) {
1472139276ce8b54aba5faa858ca69ed5f01445c269Jeff Brown		printf("Adding ");
1482139276ce8b54aba5faa858ca69ed5f01445c269Jeff Brown		nl_object_dump(OBJ_CAST(class), &dp);
1492139276ce8b54aba5faa858ca69ed5f01445c269Jeff Brown 	}
1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
151605ea69ab16dee2047ea43905a9b443896cde121Jeff Brown	if ((err = rtnl_class_add(sock, class, flags)) < 0)
1522139276ce8b54aba5faa858ca69ed5f01445c269Jeff Brown		nl_cli_fatal(EINVAL, "Unable to add class: %s", nl_geterror(err));
1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project	return 0;
1554ca7f1e2811dc889e526de6c3d30bac8501c23d2Joe Onorato}
1564ca7f1e2811dc889e526de6c3d30bac8501c23d2Joe Onorato