[mirror_iproute2.git] / ip / iplink_bridge_slave.c

/*
 * iplink_bridge_slave.c	Bridge slave device support
 *
 *              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:     Jiri Pirko <jiri@resnulli.us>
 */

#include <stdio.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <linux/if_link.h>
#include <linux/if_bridge.h>

#include "rt_names.h"
#include "utils.h"
#include "ip_common.h"

static void print_explain(FILE *f)
{
	fprintf(f,
		"Usage: ... bridge_slave [ fdb_flush ]\n"
		"                        [ state STATE ]\n"
		"                        [ priority PRIO ]\n"
		"                        [ cost COST ]\n"
		"                        [ guard {on | off} ]\n"
		"                        [ hairpin {on | off} ]\n"
		"                        [ fastleave {on | off} ]\n"
		"                        [ root_block {on | off} ]\n"
		"                        [ learning {on | off} ]\n"
		"                        [ flood {on | off} ]\n"
		"                        [ proxy_arp {on | off} ]\n"
		"                        [ proxy_arp_wifi {on | off} ]\n"
		"                        [ mcast_router MULTICAST_ROUTER ]\n"
		"                        [ mcast_fast_leave {on | off} ]\n"
		"                        [ mcast_flood {on | off} ]\n"
	);
}

static void explain(void)
{
	print_explain(stderr);
}

static const char *port_states[] = {
	[BR_STATE_DISABLED] = "disabled",
	[BR_STATE_LISTENING] = "listening",
	[BR_STATE_LEARNING] = "learning",
	[BR_STATE_FORWARDING] = "forwarding",
	[BR_STATE_BLOCKING] = "blocking",
};

static void print_portstate(FILE *f, __u8 state)
{
	if (state <= BR_STATE_BLOCKING)
		print_string(PRINT_ANY,
			     "state",
			     "state %s ",
			     port_states[state]);
	else
		print_int(PRINT_ANY, "state_index", "state (%d) ", state);
}

static void _print_onoff(FILE *f, char *json_flag, char *flag, __u8 val)
{
	if (is_json_context())
		print_bool(PRINT_JSON, flag, NULL, val);
	else
		fprintf(f, "%s %s ", flag, val ? "on" : "off");
}

static void _print_hex(FILE *f,
		       const char *json_attr,
		       const char *attr,
		       __u16 val)
{
	if (is_json_context()) {
		SPRINT_BUF(b1);

		snprintf(b1, sizeof(b1), "0x%x", val);
		print_string(PRINT_JSON, json_attr, NULL, b1);
	} else {
		fprintf(f, "%s 0x%x ", attr, val);
	}
}

static void _print_timer(FILE *f, const char *attr, struct rtattr *timer)
{
	struct timeval tv;

	__jiffies_to_tv(&tv, rta_getattr_u64(timer));
	if (is_json_context()) {
		json_writer_t *jw = get_json_writer();

		jsonw_name(jw, attr);
		jsonw_printf(jw, "%i.%.2i",
			     (int)tv.tv_sec, (int)tv.tv_usec / 10000);
	} else {
		fprintf(f, "%s %4i.%.2i ", attr, (int)tv.tv_sec,
			(int)tv.tv_usec / 10000);
	}
}

static void bridge_slave_print_opt(struct link_util *lu, FILE *f,
				   struct rtattr *tb[])
{
	if (!tb)
		return;

	if (tb[IFLA_BRPORT_STATE])
		print_portstate(f, rta_getattr_u8(tb[IFLA_BRPORT_STATE]));

	if (tb[IFLA_BRPORT_PRIORITY])
		print_int(PRINT_ANY,
			  "priority",
			  "priority %d ",
			  rta_getattr_u16(tb[IFLA_BRPORT_PRIORITY]));

	if (tb[IFLA_BRPORT_COST])
		print_int(PRINT_ANY,
			  "cost",
			  "cost %d ",
			  rta_getattr_u32(tb[IFLA_BRPORT_COST]));

	if (tb[IFLA_BRPORT_MODE])
		_print_onoff(f, "mode", "hairpin",
			     rta_getattr_u8(tb[IFLA_BRPORT_MODE]));

	if (tb[IFLA_BRPORT_GUARD])
		_print_onoff(f, "guard", "guard",
			     rta_getattr_u8(tb[IFLA_BRPORT_GUARD]));

	if (tb[IFLA_BRPORT_PROTECT])
		_print_onoff(f, "protect", "root_block",
			     rta_getattr_u8(tb[IFLA_BRPORT_PROTECT]));

	if (tb[IFLA_BRPORT_FAST_LEAVE])
		_print_onoff(f, "fast_leave", "fastleave",
			     rta_getattr_u8(tb[IFLA_BRPORT_FAST_LEAVE]));

	if (tb[IFLA_BRPORT_LEARNING])
		_print_onoff(f, "learning", "learning",
			     rta_getattr_u8(tb[IFLA_BRPORT_LEARNING]));

	if (tb[IFLA_BRPORT_UNICAST_FLOOD])
		_print_onoff(f, "unicast_flood", "flood",
			     rta_getattr_u8(tb[IFLA_BRPORT_UNICAST_FLOOD]));

	if (tb[IFLA_BRPORT_ID])
		_print_hex(f, "id", "port_id",
			   rta_getattr_u16(tb[IFLA_BRPORT_ID]));

	if (tb[IFLA_BRPORT_NO])
		_print_hex(f, "no", "port_no",
			   rta_getattr_u16(tb[IFLA_BRPORT_NO]));

	if (tb[IFLA_BRPORT_DESIGNATED_PORT])
		print_uint(PRINT_ANY,
			   "designated_port",
			   "designated_port %u ",
			   rta_getattr_u16(tb[IFLA_BRPORT_DESIGNATED_PORT]));

	if (tb[IFLA_BRPORT_DESIGNATED_COST])
		print_uint(PRINT_ANY,
			   "designated_cost",
			   "designated_cost %u ",
			   rta_getattr_u16(tb[IFLA_BRPORT_DESIGNATED_COST]));

	if (tb[IFLA_BRPORT_BRIDGE_ID]) {
		char bridge_id[32];

		br_dump_bridge_id(RTA_DATA(tb[IFLA_BRPORT_BRIDGE_ID]),
				  bridge_id, sizeof(bridge_id));
		print_string(PRINT_ANY,
			     "bridge_id",
			     "designated_bridge %s ",
			     bridge_id);
	}

	if (tb[IFLA_BRPORT_ROOT_ID]) {
		char root_id[32];

		br_dump_bridge_id(RTA_DATA(tb[IFLA_BRPORT_ROOT_ID]),
				  root_id, sizeof(root_id));
		print_string(PRINT_ANY,
			     "root_id",
			     "designated_root %s ", root_id);
	}

	if (tb[IFLA_BRPORT_HOLD_TIMER])
		_print_timer(f, "hold_timer", tb[IFLA_BRPORT_HOLD_TIMER]);

	if (tb[IFLA_BRPORT_MESSAGE_AGE_TIMER])
		_print_timer(f, "message_age_timer",
			     tb[IFLA_BRPORT_MESSAGE_AGE_TIMER]);

	if (tb[IFLA_BRPORT_FORWARD_DELAY_TIMER])
		_print_timer(f, "forward_delay_timer",
			     tb[IFLA_BRPORT_FORWARD_DELAY_TIMER]);

	if (tb[IFLA_BRPORT_TOPOLOGY_CHANGE_ACK])
		print_uint(PRINT_ANY,
			   "topology_change_ack",
			   "topology_change_ack %u ",
			   rta_getattr_u8(tb[IFLA_BRPORT_TOPOLOGY_CHANGE_ACK]));

	if (tb[IFLA_BRPORT_CONFIG_PENDING])
		print_uint(PRINT_ANY,
			   "config_pending",
			   "config_pending %u ",
			   rta_getattr_u8(tb[IFLA_BRPORT_CONFIG_PENDING]));

	if (tb[IFLA_BRPORT_PROXYARP])
		_print_onoff(f, "proxyarp", "proxy_arp",
			     rta_getattr_u8(tb[IFLA_BRPORT_PROXYARP]));

	if (tb[IFLA_BRPORT_PROXYARP_WIFI])
		_print_onoff(f, "proxyarp_wifi", "proxy_arp_wifi",
			     rta_getattr_u8(tb[IFLA_BRPORT_PROXYARP_WIFI]));

	if (tb[IFLA_BRPORT_MULTICAST_ROUTER])
		print_uint(PRINT_ANY,
			   "multicast_router",
			   "mcast_router %u ",
			   rta_getattr_u8(tb[IFLA_BRPORT_MULTICAST_ROUTER]));

	if (tb[IFLA_BRPORT_FAST_LEAVE])
		// not printing any json here because
		// we already printed fast_leave before
		print_string(PRINT_FP,
			     NULL,
			     "mcast_fast_leave %s ",
			     rta_getattr_u8(tb[IFLA_BRPORT_FAST_LEAVE]) ? "on" : "off");

	if (tb[IFLA_BRPORT_MCAST_FLOOD])
		_print_onoff(f, "mcast_flood", "mcast_flood",
			     rta_getattr_u8(tb[IFLA_BRPORT_MCAST_FLOOD]));

	if (tb[IFLA_BRPORT_NEIGH_SUPPRESS])
		_print_onoff(f, "neigh_suppress", "neigh_suppress",
			     rta_getattr_u8(tb[IFLA_BRPORT_NEIGH_SUPPRESS]));
}

static void bridge_slave_parse_on_off(char *arg_name, char *arg_val,
				      struct nlmsghdr *n, int type)
{
	__u8 val;

	if (strcmp(arg_val, "on") == 0)
		val = 1;
	else if (strcmp(arg_val, "off") == 0)
		val = 0;
	else
		invarg("should be \"on\" or \"off\"", arg_name);

	addattr8(n, 1024, type, val);
}

static int bridge_slave_parse_opt(struct link_util *lu, int argc, char **argv,
				  struct nlmsghdr *n)
{
	__u8 state;
	__u16 priority;
	__u32 cost;

	while (argc > 0) {
		if (matches(*argv, "fdb_flush") == 0) {
			addattr(n, 1024, IFLA_BRPORT_FLUSH);
		} else if (matches(*argv, "state") == 0) {
			NEXT_ARG();
			if (get_u8(&state, *argv, 0))
				invarg("state is invalid", *argv);
			addattr8(n, 1024, IFLA_BRPORT_STATE, state);
		} else if (matches(*argv, "priority") == 0) {
			NEXT_ARG();
			if (get_u16(&priority, *argv, 0))
				invarg("priority is invalid", *argv);
			addattr16(n, 1024, IFLA_BRPORT_PRIORITY, priority);
		} else if (matches(*argv, "cost") == 0) {
			NEXT_ARG();
			if (get_u32(&cost, *argv, 0))
				invarg("cost is invalid", *argv);
			addattr32(n, 1024, IFLA_BRPORT_COST, cost);
		} else if (matches(*argv, "hairpin") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("hairpin", *argv, n,
						  IFLA_BRPORT_MODE);
		} else if (matches(*argv, "guard") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("guard", *argv, n,
						  IFLA_BRPORT_GUARD);
		} else if (matches(*argv, "root_block") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("root_block", *argv, n,
						  IFLA_BRPORT_PROTECT);
		} else if (matches(*argv, "fastleave") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("fastleave", *argv, n,
						  IFLA_BRPORT_FAST_LEAVE);
		} else if (matches(*argv, "learning") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("learning", *argv, n,
						  IFLA_BRPORT_LEARNING);
		} else if (matches(*argv, "flood") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("flood", *argv, n,
						  IFLA_BRPORT_UNICAST_FLOOD);
		} else if (matches(*argv, "mcast_flood") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("mcast_flood", *argv, n,
						  IFLA_BRPORT_MCAST_FLOOD);
		} else if (matches(*argv, "proxy_arp") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("proxy_arp", *argv, n,
						  IFLA_BRPORT_PROXYARP);
		} else if (matches(*argv, "proxy_arp_wifi") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("proxy_arp_wifi", *argv, n,
						  IFLA_BRPORT_PROXYARP_WIFI);
		} else if (matches(*argv, "mcast_router") == 0) {
			__u8 mcast_router;

			NEXT_ARG();
			if (get_u8(&mcast_router, *argv, 0))
				invarg("invalid mcast_router", *argv);
			addattr8(n, 1024, IFLA_BRPORT_MULTICAST_ROUTER,
				 mcast_router);
		} else if (matches(*argv, "mcast_fast_leave") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("mcast_fast_leave", *argv, n,
						  IFLA_BRPORT_FAST_LEAVE);
		} else if (matches(*argv, "neigh_suppress") == 0) {
			NEXT_ARG();
			bridge_slave_parse_on_off("neigh_suppress", *argv, n,
						  IFLA_BRPORT_NEIGH_SUPPRESS);
		} else if (matches(*argv, "help") == 0) {
			explain();
			return -1;
		} else {
			fprintf(stderr, "bridge_slave: unknown option \"%s\"?\n",
				*argv);
			explain();
			return -1;
		}
		argc--, argv++;
	}

	return 0;
}

static void bridge_slave_print_help(struct link_util *lu, int argc, char **argv,
		FILE *f)
{
	print_explain(f);
}

struct link_util bridge_slave_link_util = {
	.id		= "bridge_slave",
	.maxattr	= IFLA_BRPORT_MAX,
	.print_opt	= bridge_slave_print_opt,
	.parse_opt	= bridge_slave_parse_opt,
	.print_help     = bridge_slave_print_help,
	.parse_ifla_xstats = bridge_parse_xstats,
	.print_ifla_xstats = bridge_print_xstats,
};
Commit	Line	Data
8c39db39 JP	1	/*
	2	* iplink_bridge_slave.c Bridge slave device support
	3	*
	4	* This program is free software; you can redistribute it and/or
	5	* modify it under the terms of the GNU General Public License
	6	* as published by the Free Software Foundation; either version
	7	* 2 of the License, or (at your option) any later version.
	8	*
	9	* Authors: Jiri Pirko <jiri@resnulli.us>
	10	*/
	11
	12	#include <stdio.h>
	13	#include <sys/socket.h>
	14	#include <netinet/in.h>
	15	#include <linux/if_link.h>
	16	#include <linux/if_bridge.h>
	17
	18	#include "rt_names.h"
	19	#include "utils.h"
	20	#include "ip_common.h"
	21
a560d850	22	static void print_explain(FILE *f)
8c39db39	23	{
a560d850	24	fprintf(f,
d1b41236 HL	25	"Usage: ... bridge_slave [ fdb_flush ]\n"
	26	" [ state STATE ]\n"
	27	" [ priority PRIO ]\n"
	28	" [ cost COST ]\n"
8c39db39	29	" [ guard {on \| off} ]\n"
56f5daac	30	" [ hairpin {on \| off} ]\n"
8c39db39 JP	31	" [ fastleave {on \| off} ]\n"
	32	" [ root_block {on \| off} ]\n"
	33	" [ learning {on \| off} ]\n"
	34	" [ flood {on \| off} ]\n"
f6e615de	35	" [ proxy_arp {on \| off} ]\n"
38b31a78	36	" [ proxy_arp_wifi {on \| off} ]\n"
10759a90	37	" [ mcast_router MULTICAST_ROUTER ]\n"
478a8e59	38	" [ mcast_fast_leave {on \| off} ]\n"
9208b4e7	39	" [ mcast_flood {on \| off} ]\n"
8c39db39 JP	40	);
	41	}
	42
a560d850 ZS	43	static void explain(void)
	44	{
	45	print_explain(stderr);
	46	}
	47
8c39db39 JP	48	static const char *port_states[] = {
	49	[BR_STATE_DISABLED] = "disabled",
	50	[BR_STATE_LISTENING] = "listening",
	51	[BR_STATE_LEARNING] = "learning",
	52	[BR_STATE_FORWARDING] = "forwarding",
	53	[BR_STATE_BLOCKING] = "blocking",
	54	};
	55
	56	static void print_portstate(FILE *f, __u8 state)
	57	{
	58	if (state <= BR_STATE_BLOCKING)
165a7039 JF	59	print_string(PRINT_ANY,
	60	"state",
	61	"state %s ",
	62	port_states[state]);
8c39db39	63	else
165a7039	64	print_int(PRINT_ANY, "state_index", "state (%d) ", state);
8c39db39 JP	65	}
8c39db39 JP	66
165a7039	67	static void _print_onoff(FILE f, char json_flag, char *flag, __u8 val)
8c39db39	68	{
165a7039 JF	69	if (is_json_context())
	70	print_bool(PRINT_JSON, flag, NULL, val);
	71	else
	72	fprintf(f, "%s %s ", flag, val ? "on" : "off");
	73	}
	74
	75	static void _print_hex(FILE *f,
	76	const char *json_attr,
	77	const char *attr,
	78	__u16 val)
	79	{
	80	if (is_json_context()) {
	81	SPRINT_BUF(b1);
	82
	83	snprintf(b1, sizeof(b1), "0x%x", val);
	84	print_string(PRINT_JSON, json_attr, NULL, b1);
	85	} else {
	86	fprintf(f, "%s 0x%x ", attr, val);
	87	}
	88	}
	89
	90	static void _print_timer(FILE f, const char attr, struct rtattr *timer)
	91	{
	92	struct timeval tv;
	93
	94	__jiffies_to_tv(&tv, rta_getattr_u64(timer));
	95	if (is_json_context()) {
	96	json_writer_t *jw = get_json_writer();
	97
	98	jsonw_name(jw, attr);
	99	jsonw_printf(jw, "%i.%.2i",
	100	(int)tv.tv_sec, (int)tv.tv_usec / 10000);
	101	} else {
	102	fprintf(f, "%s %4i.%.2i ", attr, (int)tv.tv_sec,
	103	(int)tv.tv_usec / 10000);
	104	}
8c39db39 JP	105	}
	106
	107	static void bridge_slave_print_opt(struct link_util lu, FILE f,
	108	struct rtattr *tb[])
	109	{
	110	if (!tb)
	111	return;
	112
	113	if (tb[IFLA_BRPORT_STATE])
	114	print_portstate(f, rta_getattr_u8(tb[IFLA_BRPORT_STATE]));
	115
	116	if (tb[IFLA_BRPORT_PRIORITY])
165a7039 JF	117	print_int(PRINT_ANY,
	118	"priority",
	119	"priority %d ",
	120	rta_getattr_u16(tb[IFLA_BRPORT_PRIORITY]));
8c39db39 JP	121
8c39db39 JP	122	if (tb[IFLA_BRPORT_COST])
165a7039 JF	123	print_int(PRINT_ANY,
	124	"cost",
	125	"cost %d ",
	126	rta_getattr_u32(tb[IFLA_BRPORT_COST]));
8c39db39 JP	127
8c39db39 JP	128	if (tb[IFLA_BRPORT_MODE])
165a7039 JF	129	_print_onoff(f, "mode", "hairpin",
165a7039 JF	130	rta_getattr_u8(tb[IFLA_BRPORT_MODE]));
8c39db39 JP	131
8c39db39 JP	132	if (tb[IFLA_BRPORT_GUARD])
165a7039 JF	133	_print_onoff(f, "guard", "guard",
165a7039 JF	134	rta_getattr_u8(tb[IFLA_BRPORT_GUARD]));
8c39db39 JP	135
8c39db39 JP	136	if (tb[IFLA_BRPORT_PROTECT])
165a7039 JF	137	_print_onoff(f, "protect", "root_block",
165a7039 JF	138	rta_getattr_u8(tb[IFLA_BRPORT_PROTECT]));
8c39db39 JP	139
8c39db39 JP	140	if (tb[IFLA_BRPORT_FAST_LEAVE])
165a7039 JF	141	_print_onoff(f, "fast_leave", "fastleave",
165a7039 JF	142	rta_getattr_u8(tb[IFLA_BRPORT_FAST_LEAVE]));
8c39db39 JP	143
8c39db39 JP	144	if (tb[IFLA_BRPORT_LEARNING])
165a7039 JF	145	_print_onoff(f, "learning", "learning",
165a7039 JF	146	rta_getattr_u8(tb[IFLA_BRPORT_LEARNING]));
8c39db39 JP	147
8c39db39 JP	148	if (tb[IFLA_BRPORT_UNICAST_FLOOD])
165a7039 JF	149	_print_onoff(f, "unicast_flood", "flood",
165a7039 JF	150	rta_getattr_u8(tb[IFLA_BRPORT_UNICAST_FLOOD]));
3069539f NA	151
3069539f NA	152	if (tb[IFLA_BRPORT_ID])
165a7039 JF	153	_print_hex(f, "id", "port_id",
165a7039 JF	154	rta_getattr_u16(tb[IFLA_BRPORT_ID]));
3069539f NA	155
3069539f NA	156	if (tb[IFLA_BRPORT_NO])
165a7039 JF	157	_print_hex(f, "no", "port_no",
165a7039 JF	158	rta_getattr_u16(tb[IFLA_BRPORT_NO]));
3069539f NA	159
3069539f NA	160	if (tb[IFLA_BRPORT_DESIGNATED_PORT])
165a7039 JF	161	print_uint(PRINT_ANY,
	162	"designated_port",
	163	"designated_port %u ",
	164	rta_getattr_u16(tb[IFLA_BRPORT_DESIGNATED_PORT]));
3069539f NA	165
3069539f NA	166	if (tb[IFLA_BRPORT_DESIGNATED_COST])
165a7039 JF	167	print_uint(PRINT_ANY,
	168	"designated_cost",
	169	"designated_cost %u ",
	170	rta_getattr_u16(tb[IFLA_BRPORT_DESIGNATED_COST]));
3069539f NA	171
	172	if (tb[IFLA_BRPORT_BRIDGE_ID]) {
	173	char bridge_id[32];
	174
	175	br_dump_bridge_id(RTA_DATA(tb[IFLA_BRPORT_BRIDGE_ID]),
	176	bridge_id, sizeof(bridge_id));
165a7039 JF	177	print_string(PRINT_ANY,
	178	"bridge_id",
	179	"designated_bridge %s ",
	180	bridge_id);
3069539f NA	181	}
	182
	183	if (tb[IFLA_BRPORT_ROOT_ID]) {
	184	char root_id[32];
	185
	186	br_dump_bridge_id(RTA_DATA(tb[IFLA_BRPORT_ROOT_ID]),
	187	root_id, sizeof(root_id));
165a7039 JF	188	print_string(PRINT_ANY,
	189	"root_id",
	190	"designated_root %s ", root_id);
3069539f NA	191	}
3069539f NA	192
165a7039 JF	193	if (tb[IFLA_BRPORT_HOLD_TIMER])
165a7039 JF	194	_print_timer(f, "hold_timer", tb[IFLA_BRPORT_HOLD_TIMER]);
3069539f	195
165a7039 JF	196	if (tb[IFLA_BRPORT_MESSAGE_AGE_TIMER])
	197	_print_timer(f, "message_age_timer",
	198	tb[IFLA_BRPORT_MESSAGE_AGE_TIMER]);
3069539f	199
165a7039 JF	200	if (tb[IFLA_BRPORT_FORWARD_DELAY_TIMER])
	201	_print_timer(f, "forward_delay_timer",
	202	tb[IFLA_BRPORT_FORWARD_DELAY_TIMER]);
3069539f NA	203
3069539f NA	204	if (tb[IFLA_BRPORT_TOPOLOGY_CHANGE_ACK])
165a7039 JF	205	print_uint(PRINT_ANY,
	206	"topology_change_ack",
	207	"topology_change_ack %u ",
	208	rta_getattr_u8(tb[IFLA_BRPORT_TOPOLOGY_CHANGE_ACK]));
3069539f NA	209
3069539f NA	210	if (tb[IFLA_BRPORT_CONFIG_PENDING])
165a7039 JF	211	print_uint(PRINT_ANY,
	212	"config_pending",
	213	"config_pending %u ",
	214	rta_getattr_u8(tb[IFLA_BRPORT_CONFIG_PENDING]));
	215
f6e615de	216	if (tb[IFLA_BRPORT_PROXYARP])
165a7039 JF	217	_print_onoff(f, "proxyarp", "proxy_arp",
165a7039 JF	218	rta_getattr_u8(tb[IFLA_BRPORT_PROXYARP]));
38b31a78 NA	219
38b31a78 NA	220	if (tb[IFLA_BRPORT_PROXYARP_WIFI])
165a7039 JF	221	_print_onoff(f, "proxyarp_wifi", "proxy_arp_wifi",
165a7039 JF	222	rta_getattr_u8(tb[IFLA_BRPORT_PROXYARP_WIFI]));
10759a90 NA	223
10759a90 NA	224	if (tb[IFLA_BRPORT_MULTICAST_ROUTER])
165a7039 JF	225	print_uint(PRINT_ANY,
	226	"multicast_router",
	227	"mcast_router %u ",
	228	rta_getattr_u8(tb[IFLA_BRPORT_MULTICAST_ROUTER]));
478a8e59 NA	229
478a8e59 NA	230	if (tb[IFLA_BRPORT_FAST_LEAVE])
165a7039 JF	231	// not printing any json here because
	232	// we already printed fast_leave before
	233	print_string(PRINT_FP,
	234	NULL,
	235	"mcast_fast_leave %s ",
	236	rta_getattr_u8(tb[IFLA_BRPORT_FAST_LEAVE]) ? "on" : "off");
9208b4e7 NA	237
9208b4e7 NA	238	if (tb[IFLA_BRPORT_MCAST_FLOOD])
165a7039 JF	239	_print_onoff(f, "mcast_flood", "mcast_flood",
165a7039 JF	240	rta_getattr_u8(tb[IFLA_BRPORT_MCAST_FLOOD]));
41973a47 RP	241
	242	if (tb[IFLA_BRPORT_NEIGH_SUPPRESS])
	243	_print_onoff(f, "neigh_suppress", "neigh_suppress",
	244	rta_getattr_u8(tb[IFLA_BRPORT_NEIGH_SUPPRESS]));
8c39db39 JP	245	}
	246
	247	static void bridge_slave_parse_on_off(char arg_name, char arg_val,
	248	struct nlmsghdr *n, int type)
	249	{
	250	__u8 val;
	251
	252	if (strcmp(arg_val, "on") == 0)
	253	val = 1;
	254	else if (strcmp(arg_val, "off") == 0)
	255	val = 0;
	256	else
	257	invarg("should be \"on\" or \"off\"", arg_name);
	258
	259	addattr8(n, 1024, type, val);
	260	}
	261
	262	static int bridge_slave_parse_opt(struct link_util lu, int argc, char *argv,
	263	struct nlmsghdr *n)
	264	{
	265	__u8 state;
	266	__u16 priority;
	267	__u32 cost;
	268
	269	while (argc > 0) {
d1b41236 HL	270	if (matches(*argv, "fdb_flush") == 0) {
	271	addattr(n, 1024, IFLA_BRPORT_FLUSH);
	272	} else if (matches(*argv, "state") == 0) {
8c39db39 JP	273	NEXT_ARG();
	274	if (get_u8(&state, *argv, 0))
	275	invarg("state is invalid", *argv);
	276	addattr8(n, 1024, IFLA_BRPORT_STATE, state);
	277	} else if (matches(*argv, "priority") == 0) {
	278	NEXT_ARG();
	279	if (get_u16(&priority, *argv, 0))
	280	invarg("priority is invalid", *argv);
	281	addattr16(n, 1024, IFLA_BRPORT_PRIORITY, priority);
	282	} else if (matches(*argv, "cost") == 0) {
	283	NEXT_ARG();
	284	if (get_u32(&cost, *argv, 0))
	285	invarg("cost is invalid", *argv);
	286	addattr32(n, 1024, IFLA_BRPORT_COST, cost);
	287	} else if (matches(*argv, "hairpin") == 0) {
	288	NEXT_ARG();
	289	bridge_slave_parse_on_off("hairpin", *argv, n,
	290	IFLA_BRPORT_MODE);
	291	} else if (matches(*argv, "guard") == 0) {
	292	NEXT_ARG();
	293	bridge_slave_parse_on_off("guard", *argv, n,
	294	IFLA_BRPORT_GUARD);
	295	} else if (matches(*argv, "root_block") == 0) {
	296	NEXT_ARG();
	297	bridge_slave_parse_on_off("root_block", *argv, n,
	298	IFLA_BRPORT_PROTECT);
	299	} else if (matches(*argv, "fastleave") == 0) {
	300	NEXT_ARG();
	301	bridge_slave_parse_on_off("fastleave", *argv, n,
	302	IFLA_BRPORT_FAST_LEAVE);
	303	} else if (matches(*argv, "learning") == 0) {
	304	NEXT_ARG();
	305	bridge_slave_parse_on_off("learning", *argv, n,
	306	IFLA_BRPORT_LEARNING);
	307	} else if (matches(*argv, "flood") == 0) {
	308	NEXT_ARG();
	309	bridge_slave_parse_on_off("flood", *argv, n,
	310	IFLA_BRPORT_UNICAST_FLOOD);
9208b4e7 NA	311	} else if (matches(*argv, "mcast_flood") == 0) {
	312	NEXT_ARG();
	313	bridge_slave_parse_on_off("mcast_flood", *argv, n,
	314	IFLA_BRPORT_MCAST_FLOOD);
f6e615de NA	315	} else if (matches(*argv, "proxy_arp") == 0) {
	316	NEXT_ARG();
	317	bridge_slave_parse_on_off("proxy_arp", *argv, n,
	318	IFLA_BRPORT_PROXYARP);
38b31a78 NA	319	} else if (matches(*argv, "proxy_arp_wifi") == 0) {
	320	NEXT_ARG();
	321	bridge_slave_parse_on_off("proxy_arp_wifi", *argv, n,
	322	IFLA_BRPORT_PROXYARP_WIFI);
10759a90 NA	323	} else if (matches(*argv, "mcast_router") == 0) {
	324	__u8 mcast_router;
	325
	326	NEXT_ARG();
	327	if (get_u8(&mcast_router, *argv, 0))
	328	invarg("invalid mcast_router", *argv);
	329	addattr8(n, 1024, IFLA_BRPORT_MULTICAST_ROUTER,
	330	mcast_router);
478a8e59 NA	331	} else if (matches(*argv, "mcast_fast_leave") == 0) {
	332	NEXT_ARG();
	333	bridge_slave_parse_on_off("mcast_fast_leave", *argv, n,
	334	IFLA_BRPORT_FAST_LEAVE);
41973a47 RP	335	} else if (matches(*argv, "neigh_suppress") == 0) {
	336	NEXT_ARG();
	337	bridge_slave_parse_on_off("neigh_suppress", *argv, n,
	338	IFLA_BRPORT_NEIGH_SUPPRESS);
8c39db39 JP	339	} else if (matches(*argv, "help") == 0) {
	340	explain();
	341	return -1;
	342	} else {
	343	fprintf(stderr, "bridge_slave: unknown option \"%s\"?\n",
	344	*argv);
	345	explain();
	346	return -1;
	347	}
	348	argc--, argv++;
	349	}
	350
	351	return 0;
	352	}
	353
a560d850 ZS	354	static void bridge_slave_print_help(struct link_util lu, int argc, char *argv,
	355	FILE *f)
	356	{
	357	print_explain(f);
	358	}
	359
8c39db39	360	struct link_util bridge_slave_link_util = {
22a84711	361	.id = "bridge_slave",
8c39db39 JP	362	.maxattr = IFLA_BRPORT_MAX,
	363	.print_opt = bridge_slave_print_opt,
	364	.parse_opt = bridge_slave_parse_opt,
a560d850	365	.print_help = bridge_slave_print_help,
217264a0 NA	366	.parse_ifla_xstats = bridge_parse_xstats,
217264a0 NA	367	.print_ifla_xstats = bridge_print_xstats,
8c39db39	368	};