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-rw-r--r--bridge/vlan.c1365
1 files changed, 1365 insertions, 0 deletions
diff --git a/bridge/vlan.c b/bridge/vlan.c
new file mode 100644
index 0000000..13df1e8
--- /dev/null
+++ b/bridge/vlan.c
@@ -0,0 +1,1365 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+#include <net/if.h>
+#include <netinet/in.h>
+#include <linux/if_bridge.h>
+#include <linux/if_ether.h>
+#include <string.h>
+#include <errno.h>
+
+#include "json_print.h"
+#include "libnetlink.h"
+#include "br_common.h"
+#include "utils.h"
+
+static unsigned int filter_index, filter_vlan;
+static int vlan_rtm_cur_ifidx = -1;
+
+enum vlan_show_subject {
+ VLAN_SHOW_VLAN,
+ VLAN_SHOW_TUNNELINFO,
+};
+
+#define VLAN_ID_LEN 9
+
+#define __stringify_1(x...) #x
+#define __stringify(x...) __stringify_1(x)
+
+static void usage(void)
+{
+ fprintf(stderr,
+ "Usage: bridge vlan { add | del } vid VLAN_ID dev DEV [ tunnel_info id TUNNEL_ID ]\n"
+ " [ pvid ] [ untagged ]\n"
+ " [ self ] [ master ]\n"
+ " bridge vlan { set } vid VLAN_ID dev DEV [ state STP_STATE ]\n"
+ " [ mcast_router MULTICAST_ROUTER ]\n"
+ " bridge vlan { show } [ dev DEV ] [ vid VLAN_ID ]\n"
+ " bridge vlan { tunnelshow } [ dev DEV ] [ vid VLAN_ID ]\n"
+ " bridge vlan global { set } vid VLAN_ID dev DEV\n"
+ " [ mcast_snooping MULTICAST_SNOOPING ]\n"
+ " [ mcast_querier MULTICAST_QUERIER ]\n"
+ " [ mcast_igmp_version IGMP_VERSION ]\n"
+ " [ mcast_mld_version MLD_VERSION ]\n"
+ " [ mcast_last_member_count LAST_MEMBER_COUNT ]\n"
+ " [ mcast_last_member_interval LAST_MEMBER_INTERVAL ]\n"
+ " [ mcast_startup_query_count STARTUP_QUERY_COUNT ]\n"
+ " [ mcast_startup_query_interval STARTUP_QUERY_INTERVAL ]\n"
+ " [ mcast_membership_interval MEMBERSHIP_INTERVAL ]\n"
+ " [ mcast_querier_interval QUERIER_INTERVAL ]\n"
+ " [ mcast_query_interval QUERY_INTERVAL ]\n"
+ " [ mcast_query_response_interval QUERY_RESPONSE_INTERVAL ]\n"
+ " bridge vlan global { show } [ dev DEV ] [ vid VLAN_ID ]\n");
+ exit(-1);
+}
+
+static int parse_tunnel_info(int *argcp, char ***argvp, __u32 *tun_id_start,
+ __u32 *tun_id_end)
+{
+ char **argv = *argvp;
+ int argc = *argcp;
+ char *t;
+
+ NEXT_ARG();
+ if (!matches(*argv, "id")) {
+ NEXT_ARG();
+ t = strchr(*argv, '-');
+ if (t) {
+ *t = '\0';
+ if (get_u32(tun_id_start, *argv, 0) ||
+ *tun_id_start >= 1u << 24)
+ invarg("invalid tun id", *argv);
+ if (get_u32(tun_id_end, t + 1, 0) ||
+ *tun_id_end >= 1u << 24)
+ invarg("invalid tun id", *argv);
+
+ } else {
+ if (get_u32(tun_id_start, *argv, 0) ||
+ *tun_id_start >= 1u << 24)
+ invarg("invalid tun id", *argv);
+ }
+ } else {
+ invarg("tunnel id expected", *argv);
+ }
+
+ *argcp = argc;
+ *argvp = argv;
+
+ return 0;
+}
+
+static int add_tunnel_info(struct nlmsghdr *n, int reqsize,
+ __u16 vid, __u32 tun_id, __u16 flags)
+{
+ struct rtattr *tinfo;
+
+ tinfo = addattr_nest(n, reqsize, IFLA_BRIDGE_VLAN_TUNNEL_INFO);
+ addattr32(n, reqsize, IFLA_BRIDGE_VLAN_TUNNEL_ID, tun_id);
+ addattr16(n, reqsize, IFLA_BRIDGE_VLAN_TUNNEL_VID, vid);
+ addattr16(n, reqsize, IFLA_BRIDGE_VLAN_TUNNEL_FLAGS, flags);
+
+ addattr_nest_end(n, tinfo);
+
+ return 0;
+}
+
+static int add_tunnel_info_range(struct nlmsghdr *n, int reqsize,
+ __u16 vid_start, int16_t vid_end,
+ __u32 tun_id_start, __u32 tun_id_end)
+{
+ if (vid_end != -1 && (vid_end - vid_start) > 0) {
+ add_tunnel_info(n, reqsize, vid_start, tun_id_start,
+ BRIDGE_VLAN_INFO_RANGE_BEGIN);
+
+ add_tunnel_info(n, reqsize, vid_end, tun_id_end,
+ BRIDGE_VLAN_INFO_RANGE_END);
+ } else {
+ add_tunnel_info(n, reqsize, vid_start, tun_id_start, 0);
+ }
+
+ return 0;
+}
+
+static int add_vlan_info_range(struct nlmsghdr *n, int reqsize, __u16 vid_start,
+ int16_t vid_end, __u16 flags)
+{
+ struct bridge_vlan_info vinfo = {};
+
+ vinfo.flags = flags;
+ vinfo.vid = vid_start;
+ if (vid_end != -1) {
+ /* send vlan range start */
+ addattr_l(n, reqsize, IFLA_BRIDGE_VLAN_INFO, &vinfo,
+ sizeof(vinfo));
+ vinfo.flags &= ~BRIDGE_VLAN_INFO_RANGE_BEGIN;
+
+ /* Now send the vlan range end */
+ vinfo.flags |= BRIDGE_VLAN_INFO_RANGE_END;
+ vinfo.vid = vid_end;
+ addattr_l(n, reqsize, IFLA_BRIDGE_VLAN_INFO, &vinfo,
+ sizeof(vinfo));
+ } else {
+ addattr_l(n, reqsize, IFLA_BRIDGE_VLAN_INFO, &vinfo,
+ sizeof(vinfo));
+ }
+
+ return 0;
+}
+
+static int vlan_modify(int cmd, int argc, char **argv)
+{
+ struct {
+ struct nlmsghdr n;
+ struct ifinfomsg ifm;
+ char buf[1024];
+ } req = {
+ .n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)),
+ .n.nlmsg_flags = NLM_F_REQUEST,
+ .n.nlmsg_type = cmd,
+ .ifm.ifi_family = PF_BRIDGE,
+ };
+ char *d = NULL;
+ short vid = -1;
+ short vid_end = -1;
+ struct rtattr *afspec;
+ struct bridge_vlan_info vinfo = {};
+ bool tunnel_info_set = false;
+ unsigned short flags = 0;
+ __u32 tun_id_start = 0;
+ __u32 tun_id_end = 0;
+
+ while (argc > 0) {
+ if (strcmp(*argv, "dev") == 0) {
+ NEXT_ARG();
+ d = *argv;
+ } else if (strcmp(*argv, "vid") == 0) {
+ char *p;
+
+ NEXT_ARG();
+ p = strchr(*argv, '-');
+ if (p) {
+ *p = '\0';
+ p++;
+ vid = atoi(*argv);
+ vid_end = atoi(p);
+ vinfo.flags |= BRIDGE_VLAN_INFO_RANGE_BEGIN;
+ } else {
+ vid = atoi(*argv);
+ }
+ } else if (strcmp(*argv, "self") == 0) {
+ flags |= BRIDGE_FLAGS_SELF;
+ } else if (strcmp(*argv, "master") == 0) {
+ flags |= BRIDGE_FLAGS_MASTER;
+ } else if (strcmp(*argv, "pvid") == 0) {
+ vinfo.flags |= BRIDGE_VLAN_INFO_PVID;
+ } else if (strcmp(*argv, "untagged") == 0) {
+ vinfo.flags |= BRIDGE_VLAN_INFO_UNTAGGED;
+ } else if (strcmp(*argv, "tunnel_info") == 0) {
+ if (parse_tunnel_info(&argc, &argv,
+ &tun_id_start,
+ &tun_id_end))
+ return -1;
+ tunnel_info_set = true;
+ } else {
+ if (matches(*argv, "help") == 0)
+ NEXT_ARG();
+ }
+ argc--; argv++;
+ }
+
+ if (d == NULL || vid == -1) {
+ fprintf(stderr, "Device and VLAN ID are required arguments.\n");
+ return -1;
+ }
+
+ req.ifm.ifi_index = ll_name_to_index(d);
+ if (req.ifm.ifi_index == 0) {
+ fprintf(stderr, "Cannot find bridge device \"%s\"\n", d);
+ return -1;
+ }
+
+ if (vid >= 4096) {
+ fprintf(stderr, "Invalid VLAN ID \"%hu\"\n", vid);
+ return -1;
+ }
+
+ if (vinfo.flags & BRIDGE_VLAN_INFO_RANGE_BEGIN) {
+ if (vid_end == -1 || vid_end >= 4096 || vid >= vid_end) {
+ fprintf(stderr, "Invalid VLAN range \"%hu-%hu\"\n",
+ vid, vid_end);
+ return -1;
+ }
+ if (vinfo.flags & BRIDGE_VLAN_INFO_PVID) {
+ fprintf(stderr,
+ "pvid cannot be configured for a vlan range\n");
+ return -1;
+ }
+ }
+
+ afspec = addattr_nest(&req.n, sizeof(req), IFLA_AF_SPEC);
+
+ if (flags)
+ addattr16(&req.n, sizeof(req), IFLA_BRIDGE_FLAGS, flags);
+
+ if (tunnel_info_set)
+ add_tunnel_info_range(&req.n, sizeof(req), vid, vid_end,
+ tun_id_start, tun_id_end);
+ else
+ add_vlan_info_range(&req.n, sizeof(req), vid, vid_end,
+ vinfo.flags);
+
+ addattr_nest_end(&req.n, afspec);
+
+ if (rtnl_talk(&rth, &req.n, NULL) < 0)
+ return -1;
+
+ return 0;
+}
+
+static int vlan_option_set(int argc, char **argv)
+{
+ struct {
+ struct nlmsghdr n;
+ struct br_vlan_msg bvm;
+ char buf[1024];
+ } req = {
+ .n.nlmsg_len = NLMSG_LENGTH(sizeof(struct br_vlan_msg)),
+ .n.nlmsg_flags = NLM_F_REQUEST,
+ .n.nlmsg_type = RTM_NEWVLAN,
+ .bvm.family = PF_BRIDGE,
+ };
+ struct bridge_vlan_info vinfo = {};
+ struct rtattr *afspec;
+ char *d = NULL;
+ short vid = -1;
+
+ afspec = addattr_nest(&req.n, sizeof(req), BRIDGE_VLANDB_ENTRY);
+ afspec->rta_type |= NLA_F_NESTED;
+ while (argc > 0) {
+ if (strcmp(*argv, "dev") == 0) {
+ NEXT_ARG();
+ d = *argv;
+ req.bvm.ifindex = ll_name_to_index(d);
+ if (req.bvm.ifindex == 0) {
+ fprintf(stderr,
+ "Cannot find network device \"%s\"\n",
+ d);
+ return -1;
+ }
+ } else if (strcmp(*argv, "vid") == 0) {
+ short vid_end = -1;
+ char *p;
+
+ NEXT_ARG();
+ p = strchr(*argv, '-');
+ if (p) {
+ *p = '\0';
+ p++;
+ vid = atoi(*argv);
+ vid_end = atoi(p);
+ if (vid >= vid_end || vid_end >= 4096) {
+ fprintf(stderr, "Invalid VLAN range \"%hu-%hu\"\n",
+ vid, vid_end);
+ return -1;
+ }
+ } else {
+ vid = atoi(*argv);
+ }
+ if (vid >= 4096) {
+ fprintf(stderr, "Invalid VLAN ID \"%hu\"\n",
+ vid);
+ return -1;
+ }
+
+ vinfo.flags = BRIDGE_VLAN_INFO_ONLY_OPTS;
+ vinfo.vid = vid;
+ addattr_l(&req.n, sizeof(req), BRIDGE_VLANDB_ENTRY_INFO,
+ &vinfo, sizeof(vinfo));
+ if (vid_end != -1)
+ addattr16(&req.n, sizeof(req),
+ BRIDGE_VLANDB_ENTRY_RANGE, vid_end);
+ } else if (strcmp(*argv, "state") == 0) {
+ char *endptr;
+ int state;
+
+ NEXT_ARG();
+ state = strtol(*argv, &endptr, 10);
+ if (!(**argv != '\0' && *endptr == '\0'))
+ state = parse_stp_state(*argv);
+ if (state == -1) {
+ fprintf(stderr, "Error: invalid STP state\n");
+ return -1;
+ }
+ addattr8(&req.n, sizeof(req), BRIDGE_VLANDB_ENTRY_STATE,
+ state);
+ } else if (strcmp(*argv, "mcast_router") == 0) {
+ __u8 mcast_router;
+
+ NEXT_ARG();
+ if (get_u8(&mcast_router, *argv, 0))
+ invarg("invalid mcast_router", *argv);
+ addattr8(&req.n, sizeof(req),
+ BRIDGE_VLANDB_ENTRY_MCAST_ROUTER,
+ mcast_router);
+ } else {
+ if (matches(*argv, "help") == 0)
+ NEXT_ARG();
+ }
+ argc--; argv++;
+ }
+ addattr_nest_end(&req.n, afspec);
+
+ if (d == NULL || vid == -1) {
+ fprintf(stderr, "Device and VLAN ID are required arguments.\n");
+ return -1;
+ }
+
+ if (rtnl_talk(&rth, &req.n, NULL) < 0)
+ return -1;
+
+ return 0;
+}
+
+static int vlan_global_option_set(int argc, char **argv)
+{
+ struct {
+ struct nlmsghdr n;
+ struct br_vlan_msg bvm;
+ char buf[1024];
+ } req = {
+ .n.nlmsg_len = NLMSG_LENGTH(sizeof(struct br_vlan_msg)),
+ .n.nlmsg_flags = NLM_F_REQUEST,
+ .n.nlmsg_type = RTM_NEWVLAN,
+ .bvm.family = PF_BRIDGE,
+ };
+ struct rtattr *afspec;
+ short vid_end = -1;
+ char *d = NULL;
+ short vid = -1;
+ __u64 val64;
+ __u32 val32;
+ __u8 val8;
+
+ afspec = addattr_nest(&req.n, sizeof(req),
+ BRIDGE_VLANDB_GLOBAL_OPTIONS);
+ afspec->rta_type |= NLA_F_NESTED;
+ while (argc > 0) {
+ if (strcmp(*argv, "dev") == 0) {
+ NEXT_ARG();
+ d = *argv;
+ req.bvm.ifindex = ll_name_to_index(d);
+ if (req.bvm.ifindex == 0) {
+ fprintf(stderr, "Cannot find network device \"%s\"\n",
+ d);
+ return -1;
+ }
+ } else if (strcmp(*argv, "vid") == 0) {
+ char *p;
+
+ NEXT_ARG();
+ p = strchr(*argv, '-');
+ if (p) {
+ *p = '\0';
+ p++;
+ vid = atoi(*argv);
+ vid_end = atoi(p);
+ if (vid >= vid_end || vid_end >= 4096) {
+ fprintf(stderr, "Invalid VLAN range \"%hu-%hu\"\n",
+ vid, vid_end);
+ return -1;
+ }
+ } else {
+ vid = atoi(*argv);
+ }
+ if (vid >= 4096) {
+ fprintf(stderr, "Invalid VLAN ID \"%hu\"\n",
+ vid);
+ return -1;
+ }
+ addattr16(&req.n, sizeof(req), BRIDGE_VLANDB_GOPTS_ID,
+ vid);
+ if (vid_end != -1)
+ addattr16(&req.n, sizeof(req),
+ BRIDGE_VLANDB_GOPTS_RANGE, vid_end);
+ } else if (strcmp(*argv, "mcast_snooping") == 0) {
+ NEXT_ARG();
+ if (get_u8(&val8, *argv, 0))
+ invarg("invalid mcast_snooping", *argv);
+ addattr8(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_SNOOPING, val8);
+ } else if (strcmp(*argv, "mcast_querier") == 0) {
+ NEXT_ARG();
+ if (get_u8(&val8, *argv, 0))
+ invarg("invalid mcast_querier", *argv);
+ addattr8(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_QUERIER, val8);
+ } else if (strcmp(*argv, "mcast_igmp_version") == 0) {
+ NEXT_ARG();
+ if (get_u8(&val8, *argv, 0))
+ invarg("invalid mcast_igmp_version", *argv);
+ addattr8(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_IGMP_VERSION, val8);
+ } else if (strcmp(*argv, "mcast_mld_version") == 0) {
+ NEXT_ARG();
+ if (get_u8(&val8, *argv, 0))
+ invarg("invalid mcast_mld_version", *argv);
+ addattr8(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_MLD_VERSION, val8);
+ } else if (strcmp(*argv, "mcast_last_member_count") == 0) {
+ NEXT_ARG();
+ if (get_u32(&val32, *argv, 0))
+ invarg("invalid mcast_last_member_count", *argv);
+ addattr32(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_LAST_MEMBER_CNT,
+ val32);
+ } else if (strcmp(*argv, "mcast_startup_query_count") == 0) {
+ NEXT_ARG();
+ if (get_u32(&val32, *argv, 0))
+ invarg("invalid mcast_startup_query_count",
+ *argv);
+ addattr32(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_STARTUP_QUERY_CNT,
+ val32);
+ } else if (strcmp(*argv, "mcast_last_member_interval") == 0) {
+ NEXT_ARG();
+ if (get_u64(&val64, *argv, 0))
+ invarg("invalid mcast_last_member_interval",
+ *argv);
+ addattr64(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_LAST_MEMBER_INTVL,
+ val64);
+ } else if (strcmp(*argv, "mcast_membership_interval") == 0) {
+ NEXT_ARG();
+ if (get_u64(&val64, *argv, 0))
+ invarg("invalid mcast_membership_interval",
+ *argv);
+ addattr64(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_MEMBERSHIP_INTVL,
+ val64);
+ } else if (strcmp(*argv, "mcast_querier_interval") == 0) {
+ NEXT_ARG();
+ if (get_u64(&val64, *argv, 0))
+ invarg("invalid mcast_querier_interval",
+ *argv);
+ addattr64(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_QUERIER_INTVL,
+ val64);
+ } else if (strcmp(*argv, "mcast_query_interval") == 0) {
+ NEXT_ARG();
+ if (get_u64(&val64, *argv, 0))
+ invarg("invalid mcast_query_interval",
+ *argv);
+ addattr64(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_QUERY_INTVL,
+ val64);
+ } else if (strcmp(*argv, "mcast_query_response_interval") == 0) {
+ NEXT_ARG();
+ if (get_u64(&val64, *argv, 0))
+ invarg("invalid mcast_query_response_interval",
+ *argv);
+ addattr64(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_QUERY_RESPONSE_INTVL,
+ val64);
+ } else if (strcmp(*argv, "mcast_startup_query_interval") == 0) {
+ NEXT_ARG();
+ if (get_u64(&val64, *argv, 0))
+ invarg("invalid mcast_startup_query_interval",
+ *argv);
+ addattr64(&req.n, 1024,
+ BRIDGE_VLANDB_GOPTS_MCAST_STARTUP_QUERY_INTVL,
+ val64);
+ } else {
+ if (strcmp(*argv, "help") == 0)
+ NEXT_ARG();
+ }
+ argc--; argv++;
+ }
+ addattr_nest_end(&req.n, afspec);
+
+ if (d == NULL || vid == -1) {
+ fprintf(stderr, "Device and VLAN ID are required arguments.\n");
+ return -1;
+ }
+
+ if (rtnl_talk(&rth, &req.n, NULL) < 0)
+ return -1;
+
+ return 0;
+}
+
+/* In order to use this function for both filtering and non-filtering cases
+ * we need to make it a tristate:
+ * return -1 - if filtering we've gone over so don't continue
+ * return 0 - skip entry and continue (applies to range start or to entries
+ * which are less than filter_vlan)
+ * return 1 - print the entry and continue
+ */
+static int filter_vlan_check(__u16 vid, __u16 flags)
+{
+ /* if we're filtering we should stop on the first greater entry */
+ if (filter_vlan && vid > filter_vlan &&
+ !(flags & BRIDGE_VLAN_INFO_RANGE_END))
+ return -1;
+ if ((flags & BRIDGE_VLAN_INFO_RANGE_BEGIN) ||
+ vid < filter_vlan)
+ return 0;
+
+ return 1;
+}
+
+static void open_vlan_port(int ifi_index, enum vlan_show_subject subject)
+{
+ open_json_object(NULL);
+ print_color_string(PRINT_ANY, COLOR_IFNAME, "ifname",
+ "%-" __stringify(IFNAMSIZ) "s ",
+ ll_index_to_name(ifi_index));
+ open_json_array(PRINT_JSON,
+ subject == VLAN_SHOW_VLAN ? "vlans": "tunnels");
+}
+
+static void close_vlan_port(void)
+{
+ close_json_array(PRINT_JSON, NULL);
+ close_json_object();
+}
+
+static unsigned int print_range(const char *name, __u32 start, __u32 id)
+{
+ char end[64];
+ int width;
+
+ snprintf(end, sizeof(end), "%sEnd", name);
+
+ width = print_uint(PRINT_ANY, name, "%u", start);
+ if (start != id)
+ width += print_uint(PRINT_ANY, end, "-%u", id);
+
+ return width;
+}
+
+static void print_vlan_tunnel_info(struct rtattr *tb, int ifindex)
+{
+ struct rtattr *i, *list = tb;
+ int rem = RTA_PAYLOAD(list);
+ __u16 last_vid_start = 0;
+ __u32 last_tunid_start = 0;
+ bool opened = false;
+
+ for (i = RTA_DATA(list); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
+ struct rtattr *ttb[IFLA_BRIDGE_VLAN_TUNNEL_MAX+1];
+ __u32 tunnel_id = 0;
+ __u16 tunnel_vid = 0;
+ __u16 tunnel_flags = 0;
+ unsigned int width;
+ int vcheck_ret;
+
+ if (i->rta_type != IFLA_BRIDGE_VLAN_TUNNEL_INFO)
+ continue;
+
+ parse_rtattr(ttb, IFLA_BRIDGE_VLAN_TUNNEL_MAX,
+ RTA_DATA(i), RTA_PAYLOAD(i));
+
+ if (ttb[IFLA_BRIDGE_VLAN_TUNNEL_VID])
+ tunnel_vid =
+ rta_getattr_u16(ttb[IFLA_BRIDGE_VLAN_TUNNEL_VID]);
+ else
+ continue;
+
+ if (ttb[IFLA_BRIDGE_VLAN_TUNNEL_ID])
+ tunnel_id =
+ rta_getattr_u32(ttb[IFLA_BRIDGE_VLAN_TUNNEL_ID]);
+
+ if (ttb[IFLA_BRIDGE_VLAN_TUNNEL_FLAGS])
+ tunnel_flags =
+ rta_getattr_u16(ttb[IFLA_BRIDGE_VLAN_TUNNEL_FLAGS]);
+
+ if (!(tunnel_flags & BRIDGE_VLAN_INFO_RANGE_END)) {
+ last_vid_start = tunnel_vid;
+ last_tunid_start = tunnel_id;
+ }
+
+ vcheck_ret = filter_vlan_check(tunnel_vid, tunnel_flags);
+ if (vcheck_ret == -1)
+ break;
+ else if (vcheck_ret == 0)
+ continue;
+
+ if (!opened) {
+ open_vlan_port(ifindex, VLAN_SHOW_TUNNELINFO);
+ opened = true;
+ } else {
+ print_string(PRINT_FP, NULL,
+ "%-" __stringify(IFNAMSIZ) "s ", "");
+ }
+
+ open_json_object(NULL);
+ width = print_range("vlan", last_vid_start, tunnel_vid);
+ if (width <= VLAN_ID_LEN) {
+ char buf[VLAN_ID_LEN + 1];
+
+ snprintf(buf, sizeof(buf), "%-*s",
+ VLAN_ID_LEN - width, "");
+ print_string(PRINT_FP, NULL, "%s ", buf);
+ } else {
+ fprintf(stderr, "BUG: vlan range too wide, %u\n",
+ width);
+ }
+ print_range("tunid", last_tunid_start, tunnel_id);
+ close_json_object();
+ print_nl();
+ }
+
+ if (opened)
+ close_vlan_port();
+}
+
+static int print_vlan(struct nlmsghdr *n, void *arg)
+{
+ enum vlan_show_subject *subject = arg;
+ struct ifinfomsg *ifm = NLMSG_DATA(n);
+ int len = n->nlmsg_len;
+ struct rtattr *tb[IFLA_MAX+1];
+
+ if (n->nlmsg_type != RTM_NEWLINK) {
+ fprintf(stderr, "Not RTM_NEWLINK: %08x %08x %08x\n",
+ n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
+ return 0;
+ }
+
+ len -= NLMSG_LENGTH(sizeof(*ifm));
+ if (len < 0) {
+ fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
+ return -1;
+ }
+
+ if (ifm->ifi_family != AF_BRIDGE)
+ return 0;
+
+ if (filter_index && filter_index != ifm->ifi_index)
+ return 0;
+
+ parse_rtattr(tb, IFLA_MAX, IFLA_RTA(ifm), len);
+ if (!tb[IFLA_AF_SPEC])
+ return 0;
+
+ switch (*subject) {
+ case VLAN_SHOW_VLAN:
+ print_vlan_info(tb[IFLA_AF_SPEC], ifm->ifi_index);
+ break;
+ case VLAN_SHOW_TUNNELINFO:
+ print_vlan_tunnel_info(tb[IFLA_AF_SPEC], ifm->ifi_index);
+ break;
+ }
+
+ return 0;
+}
+
+static void print_vlan_flags(__u16 flags)
+{
+ if (flags == 0)
+ return;
+
+ open_json_array(PRINT_JSON, "flags");
+ if (flags & BRIDGE_VLAN_INFO_PVID)
+ print_string(PRINT_ANY, NULL, " %s", "PVID");
+
+ if (flags & BRIDGE_VLAN_INFO_UNTAGGED)
+ print_string(PRINT_ANY, NULL, " %s", "Egress Untagged");
+ close_json_array(PRINT_JSON, NULL);
+}
+
+static void __print_one_vlan_stats(const struct bridge_vlan_xstats *vstats)
+{
+ print_string(PRINT_FP, NULL, "%-" __stringify(IFNAMSIZ) "s ", "");
+ print_lluint(PRINT_ANY, "rx_bytes", "RX: %llu bytes",
+ vstats->rx_bytes);
+ print_lluint(PRINT_ANY, "rx_packets", " %llu packets\n",
+ vstats->rx_packets);
+
+ print_string(PRINT_FP, NULL, "%-" __stringify(IFNAMSIZ) "s ", "");
+ print_lluint(PRINT_ANY, "tx_bytes", "TX: %llu bytes",
+ vstats->tx_bytes);
+ print_lluint(PRINT_ANY, "tx_packets", " %llu packets\n",
+ vstats->tx_packets);
+}
+
+static void print_one_vlan_stats(const struct bridge_vlan_xstats *vstats)
+{
+ open_json_object(NULL);
+
+ print_hu(PRINT_ANY, "vid", "%hu", vstats->vid);
+ print_vlan_flags(vstats->flags);
+ print_nl();
+ __print_one_vlan_stats(vstats);
+
+ close_json_object();
+}
+
+static void print_vlan_stats_attr(struct rtattr *attr, int ifindex)
+{
+ struct rtattr *brtb[LINK_XSTATS_TYPE_MAX+1];
+ struct rtattr *i, *list;
+ bool found_vlan = false;
+ int rem;
+
+ parse_rtattr(brtb, LINK_XSTATS_TYPE_MAX, RTA_DATA(attr),
+ RTA_PAYLOAD(attr));
+ if (!brtb[LINK_XSTATS_TYPE_BRIDGE])
+ return;
+
+ list = brtb[LINK_XSTATS_TYPE_BRIDGE];
+ rem = RTA_PAYLOAD(list);
+
+ for (i = RTA_DATA(list); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
+ const struct bridge_vlan_xstats *vstats = RTA_DATA(i);
+
+ if (i->rta_type != BRIDGE_XSTATS_VLAN)
+ continue;
+
+ if (filter_vlan && filter_vlan != vstats->vid)
+ continue;
+
+ /* skip pure port entries, they'll be dumped via the slave stats call */
+ if ((vstats->flags & BRIDGE_VLAN_INFO_MASTER) &&
+ !(vstats->flags & BRIDGE_VLAN_INFO_BRENTRY))
+ continue;
+
+ /* found vlan stats, first time print the interface name */
+ if (!found_vlan) {
+ open_vlan_port(ifindex, VLAN_SHOW_VLAN);
+ found_vlan = true;
+ } else {
+ print_string(PRINT_FP, NULL,
+ "%-" __stringify(IFNAMSIZ) "s ", "");
+ }
+ print_one_vlan_stats(vstats);
+ }
+
+ /* vlan_port is opened only if there are any vlan stats */
+ if (found_vlan)
+ close_vlan_port();
+}
+
+static int print_vlan_stats(struct nlmsghdr *n, void *arg)
+{
+ struct if_stats_msg *ifsm = NLMSG_DATA(n);
+ struct rtattr *tb[IFLA_STATS_MAX+1];
+ int len = n->nlmsg_len;
+ FILE *fp = arg;
+
+ len -= NLMSG_LENGTH(sizeof(*ifsm));
+ if (len < 0) {
+ fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
+ return -1;
+ }
+
+ if (filter_index && filter_index != ifsm->ifindex)
+ return 0;
+
+ parse_rtattr(tb, IFLA_STATS_MAX, IFLA_STATS_RTA(ifsm), len);
+
+ /* We have to check if any of the two attrs are usable */
+ if (tb[IFLA_STATS_LINK_XSTATS])
+ print_vlan_stats_attr(tb[IFLA_STATS_LINK_XSTATS],
+ ifsm->ifindex);
+
+ if (tb[IFLA_STATS_LINK_XSTATS_SLAVE])
+ print_vlan_stats_attr(tb[IFLA_STATS_LINK_XSTATS_SLAVE],
+ ifsm->ifindex);
+
+ fflush(fp);
+ return 0;
+}
+
+static void print_vlan_router_ports(struct rtattr *rattr)
+{
+ int rem = RTA_PAYLOAD(rattr);
+ struct rtattr *i;
+
+ print_string(PRINT_FP, NULL, "%-" __stringify(IFNAMSIZ) "s ", "");
+ open_json_array(PRINT_ANY, is_json_context() ? "router_ports" :
+ "router ports: ");
+ for (i = RTA_DATA(rattr); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
+ uint32_t *port_ifindex = RTA_DATA(i);
+ const char *port_ifname = ll_index_to_name(*port_ifindex);
+
+ open_json_object(NULL);
+ if (show_stats && i != RTA_DATA(rattr)) {
+ print_nl();
+ /* start: IFNAMSIZ + 4 + strlen("router ports: ") */
+ print_string(PRINT_FP, NULL,
+ "%-" __stringify(IFNAMSIZ) "s "
+ " ",
+ "");
+ }
+ print_string(PRINT_ANY, "port", "%s ", port_ifname);
+ if (show_stats)
+ br_print_router_port_stats(i);
+ close_json_object();
+ }
+ close_json_array(PRINT_JSON, NULL);
+ print_nl();
+}
+
+static void print_vlan_global_opts(struct rtattr *a, int ifindex)
+{
+ struct rtattr *vtb[BRIDGE_VLANDB_GOPTS_MAX + 1], *vattr;
+ __u16 vid, vrange = 0;
+
+ if ((a->rta_type & NLA_TYPE_MASK) != BRIDGE_VLANDB_GLOBAL_OPTIONS)
+ return;
+
+ parse_rtattr_flags(vtb, BRIDGE_VLANDB_GOPTS_MAX, RTA_DATA(a),
+ RTA_PAYLOAD(a), NLA_F_NESTED);
+ vid = rta_getattr_u16(vtb[BRIDGE_VLANDB_GOPTS_ID]);
+ if (vtb[BRIDGE_VLANDB_GOPTS_RANGE])
+ vrange = rta_getattr_u16(vtb[BRIDGE_VLANDB_GOPTS_RANGE]);
+ else
+ vrange = vid;
+
+ if (filter_vlan && (filter_vlan < vid || filter_vlan > vrange))
+ return;
+
+ if (vlan_rtm_cur_ifidx != ifindex) {
+ open_vlan_port(ifindex, VLAN_SHOW_VLAN);
+ open_json_object(NULL);
+ vlan_rtm_cur_ifidx = ifindex;
+ } else {
+ open_json_object(NULL);
+ print_string(PRINT_FP, NULL, "%-" __stringify(IFNAMSIZ) "s ", "");
+ }
+ print_range("vlan", vid, vrange);
+ print_nl();
+ print_string(PRINT_FP, NULL, "%-" __stringify(IFNAMSIZ) "s ", "");
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_SNOOPING]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_SNOOPING];
+ print_uint(PRINT_ANY, "mcast_snooping", "mcast_snooping %u ",
+ rta_getattr_u8(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_QUERIER]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_QUERIER];
+ print_uint(PRINT_ANY, "mcast_querier", "mcast_querier %u ",
+ rta_getattr_u8(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_IGMP_VERSION]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_IGMP_VERSION];
+ print_uint(PRINT_ANY, "mcast_igmp_version",
+ "mcast_igmp_version %u ", rta_getattr_u8(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_MLD_VERSION]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_MLD_VERSION];
+ print_uint(PRINT_ANY, "mcast_mld_version",
+ "mcast_mld_version %u ", rta_getattr_u8(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_MLD_VERSION]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_LAST_MEMBER_CNT];
+ print_uint(PRINT_ANY, "mcast_last_member_count",
+ "mcast_last_member_count %u ",
+ rta_getattr_u32(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_LAST_MEMBER_INTVL]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_LAST_MEMBER_INTVL];
+ print_lluint(PRINT_ANY, "mcast_last_member_interval",
+ "mcast_last_member_interval %llu ",
+ rta_getattr_u64(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_STARTUP_QUERY_CNT]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_STARTUP_QUERY_CNT];
+ print_uint(PRINT_ANY, "mcast_startup_query_count",
+ "mcast_startup_query_count %u ",
+ rta_getattr_u32(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_STARTUP_QUERY_INTVL]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_STARTUP_QUERY_INTVL];
+ print_lluint(PRINT_ANY, "mcast_startup_query_interval",
+ "mcast_startup_query_interval %llu ",
+ rta_getattr_u64(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_MEMBERSHIP_INTVL]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_MEMBERSHIP_INTVL];
+ print_lluint(PRINT_ANY, "mcast_membership_interval",
+ "mcast_membership_interval %llu ",
+ rta_getattr_u64(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_QUERIER_INTVL]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_QUERIER_INTVL];
+ print_lluint(PRINT_ANY, "mcast_querier_interval",
+ "mcast_querier_interval %llu ",
+ rta_getattr_u64(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_QUERY_INTVL]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_QUERY_INTVL];
+ print_lluint(PRINT_ANY, "mcast_query_interval",
+ "mcast_query_interval %llu ",
+ rta_getattr_u64(vattr));
+ }
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_QUERY_RESPONSE_INTVL]) {
+ vattr = vtb[BRIDGE_VLANDB_GOPTS_MCAST_QUERY_RESPONSE_INTVL];
+ print_lluint(PRINT_ANY, "mcast_query_response_interval",
+ "mcast_query_response_interval %llu ",
+ rta_getattr_u64(vattr));
+ }
+ print_nl();
+ if (vtb[BRIDGE_VLANDB_GOPTS_MCAST_ROUTER_PORTS]) {
+ vattr = RTA_DATA(vtb[BRIDGE_VLANDB_GOPTS_MCAST_ROUTER_PORTS]);
+ print_vlan_router_ports(vattr);
+ }
+ close_json_object();
+}
+
+static void print_vlan_opts(struct rtattr *a, int ifindex)
+{
+ struct rtattr *vtb[BRIDGE_VLANDB_ENTRY_MAX + 1], *vattr;
+ struct bridge_vlan_xstats vstats;
+ struct bridge_vlan_info *vinfo;
+ __u16 vrange = 0;
+ __u8 state = 0;
+
+ if ((a->rta_type & NLA_TYPE_MASK) != BRIDGE_VLANDB_ENTRY)
+ return;
+
+ parse_rtattr_flags(vtb, BRIDGE_VLANDB_ENTRY_MAX, RTA_DATA(a),
+ RTA_PAYLOAD(a), NLA_F_NESTED);
+ vinfo = RTA_DATA(vtb[BRIDGE_VLANDB_ENTRY_INFO]);
+
+ memset(&vstats, 0, sizeof(vstats));
+ if (vtb[BRIDGE_VLANDB_ENTRY_RANGE])
+ vrange = rta_getattr_u16(vtb[BRIDGE_VLANDB_ENTRY_RANGE]);
+ else
+ vrange = vinfo->vid;
+
+ if (filter_vlan && (filter_vlan < vinfo->vid || filter_vlan > vrange))
+ return;
+
+ if (vtb[BRIDGE_VLANDB_ENTRY_STATE])
+ state = rta_getattr_u8(vtb[BRIDGE_VLANDB_ENTRY_STATE]);
+
+ if (vtb[BRIDGE_VLANDB_ENTRY_STATS]) {
+ struct rtattr *stb[BRIDGE_VLANDB_STATS_MAX+1];
+ struct rtattr *attr;
+
+ attr = vtb[BRIDGE_VLANDB_ENTRY_STATS];
+ parse_rtattr(stb, BRIDGE_VLANDB_STATS_MAX, RTA_DATA(attr),
+ RTA_PAYLOAD(attr));
+
+ if (stb[BRIDGE_VLANDB_STATS_RX_BYTES]) {
+ attr = stb[BRIDGE_VLANDB_STATS_RX_BYTES];
+ vstats.rx_bytes = rta_getattr_u64(attr);
+ }
+ if (stb[BRIDGE_VLANDB_STATS_RX_PACKETS]) {
+ attr = stb[BRIDGE_VLANDB_STATS_RX_PACKETS];
+ vstats.rx_packets = rta_getattr_u64(attr);
+ }
+ if (stb[BRIDGE_VLANDB_STATS_TX_PACKETS]) {
+ attr = stb[BRIDGE_VLANDB_STATS_TX_PACKETS];
+ vstats.tx_packets = rta_getattr_u64(attr);
+ }
+ if (stb[BRIDGE_VLANDB_STATS_TX_BYTES]) {
+ attr = stb[BRIDGE_VLANDB_STATS_TX_BYTES];
+ vstats.tx_bytes = rta_getattr_u64(attr);
+ }
+ }
+
+ if (vlan_rtm_cur_ifidx != ifindex) {
+ open_vlan_port(ifindex, VLAN_SHOW_VLAN);
+ open_json_object(NULL);
+ vlan_rtm_cur_ifidx = ifindex;
+ } else {
+ open_json_object(NULL);
+ print_string(PRINT_FP, NULL, "%-" __stringify(IFNAMSIZ) "s ", "");
+ }
+ print_range("vlan", vinfo->vid, vrange);
+ print_vlan_flags(vinfo->flags);
+ print_nl();
+ print_string(PRINT_FP, NULL, "%-" __stringify(IFNAMSIZ) "s ", "");
+ print_stp_state(state);
+ if (vtb[BRIDGE_VLANDB_ENTRY_MCAST_ROUTER]) {
+ vattr = vtb[BRIDGE_VLANDB_ENTRY_MCAST_ROUTER];
+ print_uint(PRINT_ANY, "mcast_router", "mcast_router %u ",
+ rta_getattr_u8(vattr));
+ }
+ print_nl();
+ if (show_stats)
+ __print_one_vlan_stats(&vstats);
+ close_json_object();
+}
+
+int print_vlan_rtm(struct nlmsghdr *n, void *arg, bool monitor, bool global_only)
+{
+ struct br_vlan_msg *bvm = NLMSG_DATA(n);
+ int len = n->nlmsg_len;
+ struct rtattr *a;
+ FILE *fp = arg;
+ int rem;
+
+ if (n->nlmsg_type != RTM_NEWVLAN && n->nlmsg_type != RTM_DELVLAN &&
+ n->nlmsg_type != RTM_GETVLAN) {
+ fprintf(stderr, "Unknown vlan rtm message: %08x %08x %08x\n",
+ n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
+ return 0;
+ }
+
+ len -= NLMSG_LENGTH(sizeof(*bvm));
+ if (len < 0) {
+ fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
+ return -1;
+ }
+
+ if (bvm->family != AF_BRIDGE)
+ return 0;
+
+ if (filter_index && filter_index != bvm->ifindex)
+ return 0;
+
+ print_headers(fp, "[VLAN]");
+
+ if (n->nlmsg_type == RTM_DELVLAN)
+ print_bool(PRINT_ANY, "deleted", "Deleted ", true);
+
+ if (monitor)
+ vlan_rtm_cur_ifidx = -1;
+
+ if (vlan_rtm_cur_ifidx != -1 && vlan_rtm_cur_ifidx != bvm->ifindex) {
+ close_vlan_port();
+ vlan_rtm_cur_ifidx = -1;
+ }
+
+ rem = len;
+ for (a = BRVLAN_RTA(bvm); RTA_OK(a, rem); a = RTA_NEXT(a, rem)) {
+ unsigned short rta_type = a->rta_type & NLA_TYPE_MASK;
+
+ /* skip unknown attributes */
+ if (rta_type > BRIDGE_VLANDB_MAX ||
+ (global_only && rta_type != BRIDGE_VLANDB_GLOBAL_OPTIONS))
+ continue;
+
+ switch (rta_type) {
+ case BRIDGE_VLANDB_ENTRY:
+ print_vlan_opts(a, bvm->ifindex);
+ break;
+ case BRIDGE_VLANDB_GLOBAL_OPTIONS:
+ print_vlan_global_opts(a, bvm->ifindex);
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int print_vlan_rtm_filter(struct nlmsghdr *n, void *arg)
+{
+ return print_vlan_rtm(n, arg, false, false);
+}
+
+static int print_vlan_rtm_global_filter(struct nlmsghdr *n, void *arg)
+{
+ return print_vlan_rtm(n, arg, false, true);
+}
+
+static int vlan_show(int argc, char **argv, int subject)
+{
+ char *filter_dev = NULL;
+ int ret = 0;
+
+ while (argc > 0) {
+ if (strcmp(*argv, "dev") == 0) {
+ NEXT_ARG();
+ if (filter_dev)
+ duparg("dev", *argv);
+ filter_dev = *argv;
+ } else if (strcmp(*argv, "vid") == 0) {
+ NEXT_ARG();
+ if (filter_vlan)
+ duparg("vid", *argv);
+ filter_vlan = atoi(*argv);
+ }
+ argc--; argv++;
+ }
+
+ if (filter_dev) {
+ filter_index = ll_name_to_index(filter_dev);
+ if (!filter_index)
+ return nodev(filter_dev);
+ }
+
+ new_json_obj(json);
+
+ /* if show_details is true then use the new bridge vlan dump format */
+ if (show_details && subject == VLAN_SHOW_VLAN) {
+ __u32 dump_flags = show_stats ? BRIDGE_VLANDB_DUMPF_STATS : 0;
+
+ if (rtnl_brvlandump_req(&rth, PF_BRIDGE, dump_flags) < 0) {
+ perror("Cannot send dump request");
+ exit(1);
+ }
+
+ if (!is_json_context()) {
+ printf("%-" __stringify(IFNAMSIZ) "s %-"
+ __stringify(VLAN_ID_LEN) "s", "port",
+ "vlan-id");
+ printf("\n");
+ }
+
+ ret = rtnl_dump_filter(&rth, print_vlan_rtm_filter, &subject);
+ if (ret < 0) {
+ fprintf(stderr, "Dump terminated\n");
+ exit(1);
+ }
+
+ if (vlan_rtm_cur_ifidx != -1)
+ close_vlan_port();
+
+ goto out;
+ }
+
+ if (!show_stats) {
+ if (rtnl_linkdump_req_filter(&rth, PF_BRIDGE,
+ (compress_vlans ?
+ RTEXT_FILTER_BRVLAN_COMPRESSED :
+ RTEXT_FILTER_BRVLAN)) < 0) {
+ perror("Cannot send dump request");
+ exit(1);
+ }
+
+ if (!is_json_context()) {
+ printf("%-" __stringify(IFNAMSIZ) "s %-"
+ __stringify(VLAN_ID_LEN) "s", "port",
+ "vlan-id");
+ if (subject == VLAN_SHOW_TUNNELINFO)
+ printf(" tunnel-id");
+ printf("\n");
+ }
+
+ ret = rtnl_dump_filter(&rth, print_vlan, &subject);
+ if (ret < 0) {
+ fprintf(stderr, "Dump terminated\n");
+ exit(1);
+ }
+ } else {
+ __u32 filt_mask;
+
+ filt_mask = IFLA_STATS_FILTER_BIT(IFLA_STATS_LINK_XSTATS);
+ if (rtnl_statsdump_req_filter(&rth, AF_UNSPEC, filt_mask,
+ NULL, NULL) < 0) {
+ perror("Cannot send dump request");
+ exit(1);
+ }
+
+ if (!is_json_context())
+ printf("%-" __stringify(IFNAMSIZ) "s vlan-id\n",
+ "port");
+
+ if (rtnl_dump_filter(&rth, print_vlan_stats, stdout) < 0) {
+ fprintf(stderr, "Dump terminated\n");
+ exit(1);
+ }
+
+ filt_mask = IFLA_STATS_FILTER_BIT(IFLA_STATS_LINK_XSTATS_SLAVE);
+ if (rtnl_statsdump_req_filter(&rth, AF_UNSPEC, filt_mask,
+ NULL, NULL) < 0) {
+ perror("Cannot send slave dump request");
+ exit(1);
+ }
+
+ if (rtnl_dump_filter(&rth, print_vlan_stats, stdout) < 0) {
+ fprintf(stderr, "Dump terminated\n");
+ exit(1);
+ }
+ }
+
+out:
+ delete_json_obj();
+ fflush(stdout);
+ return 0;
+}
+
+static int vlan_global_show(int argc, char **argv)
+{
+ __u32 dump_flags = BRIDGE_VLANDB_DUMPF_GLOBAL;
+ int ret = 0, subject = VLAN_SHOW_VLAN;
+ char *filter_dev = NULL;
+
+ while (argc > 0) {
+ if (strcmp(*argv, "dev") == 0) {
+ NEXT_ARG();
+ if (filter_dev)
+ duparg("dev", *argv);
+ filter_dev = *argv;
+ } else if (strcmp(*argv, "vid") == 0) {
+ NEXT_ARG();
+ if (filter_vlan)
+ duparg("vid", *argv);
+ filter_vlan = atoi(*argv);
+ }
+ argc--; argv++;
+ }
+
+ if (filter_dev) {
+ filter_index = ll_name_to_index(filter_dev);
+ if (!filter_index)
+ return nodev(filter_dev);
+ }
+
+ new_json_obj(json);
+
+ if (rtnl_brvlandump_req(&rth, PF_BRIDGE, dump_flags) < 0) {
+ perror("Cannot send dump request");
+ exit(1);
+ }
+
+ if (!is_json_context()) {
+ printf("%-" __stringify(IFNAMSIZ) "s %-"
+ __stringify(VLAN_ID_LEN) "s", "port",
+ "vlan-id");
+ printf("\n");
+ }
+
+ ret = rtnl_dump_filter(&rth, print_vlan_rtm_global_filter, &subject);
+ if (ret < 0) {
+ fprintf(stderr, "Dump terminated\n");
+ exit(1);
+ }
+
+ if (vlan_rtm_cur_ifidx != -1)
+ close_vlan_port();
+
+ delete_json_obj();
+ fflush(stdout);
+ return 0;
+}
+
+void print_vlan_info(struct rtattr *tb, int ifindex)
+{
+ struct rtattr *i, *list = tb;
+ int rem = RTA_PAYLOAD(list);
+ __u16 last_vid_start = 0;
+ bool opened = false;
+
+ for (i = RTA_DATA(list); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
+ struct bridge_vlan_info *vinfo;
+ int vcheck_ret;
+
+ if (i->rta_type != IFLA_BRIDGE_VLAN_INFO)
+ continue;
+
+ vinfo = RTA_DATA(i);
+
+ if (!(vinfo->flags & BRIDGE_VLAN_INFO_RANGE_END))
+ last_vid_start = vinfo->vid;
+ vcheck_ret = filter_vlan_check(vinfo->vid, vinfo->flags);
+ if (vcheck_ret == -1)
+ break;
+ else if (vcheck_ret == 0)
+ continue;
+
+ if (!opened) {
+ open_vlan_port(ifindex, VLAN_SHOW_VLAN);
+ opened = true;
+ } else {
+ print_string(PRINT_FP, NULL, "%-"
+ __stringify(IFNAMSIZ) "s ", "");
+ }
+
+ open_json_object(NULL);
+ print_range("vlan", last_vid_start, vinfo->vid);
+
+ print_vlan_flags(vinfo->flags);
+ close_json_object();
+ print_nl();
+ }
+
+ if (opened)
+ close_vlan_port();
+}
+
+static int vlan_global(int argc, char **argv)
+{
+ if (argc > 0) {
+ if (strcmp(*argv, "show") == 0 ||
+ strcmp(*argv, "lst") == 0 ||
+ strcmp(*argv, "list") == 0)
+ return vlan_global_show(argc-1, argv+1);
+ else if (strcmp(*argv, "set") == 0)
+ return vlan_global_option_set(argc-1, argv+1);
+ else
+ usage();
+ } else {
+ return vlan_global_show(0, NULL);
+ }
+
+ return 0;
+}
+
+int do_vlan(int argc, char **argv)
+{
+ ll_init_map(&rth);
+ timestamp = 0;
+
+ if (argc > 0) {
+ if (matches(*argv, "add") == 0)
+ return vlan_modify(RTM_SETLINK, argc-1, argv+1);
+ if (matches(*argv, "delete") == 0)
+ return vlan_modify(RTM_DELLINK, argc-1, argv+1);
+ if (matches(*argv, "show") == 0 ||
+ matches(*argv, "lst") == 0 ||
+ matches(*argv, "list") == 0)
+ return vlan_show(argc-1, argv+1, VLAN_SHOW_VLAN);
+ if (matches(*argv, "tunnelshow") == 0) {
+ return vlan_show(argc-1, argv+1, VLAN_SHOW_TUNNELINFO);
+ }
+ if (matches(*argv, "set") == 0)
+ return vlan_option_set(argc-1, argv+1);
+ if (strcmp(*argv, "global") == 0)
+ return vlan_global(argc-1, argv+1);
+ if (matches(*argv, "help") == 0)
+ usage();
+ } else {
+ return vlan_show(0, NULL, VLAN_SHOW_VLAN);
+ }
+
+ fprintf(stderr, "Command \"%s\" is unknown, try \"bridge vlan help\".\n", *argv);
+ exit(-1);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-30 16:00:14 +0000