#include "utils.h"
#include "ip_common.h"
-static void explain(void)
+static void print_explain(FILE *f)
{
- fprintf(stderr,
- "Usage: ... vlan id VLANID [ FLAG-LIST ]\n"
- " [ ingress-qos-map QOS-MAP ] [ egress-qos-map QOS-MAP ]\n"
+ fprintf(f,
+ "Usage: ... vlan id VLANID\n"
+ " [ protocol VLANPROTO ]\n"
+ " [ reorder_hdr { on | off } ]\n"
+ " [ gvrp { on | off } ]\n"
+ " [ mvrp { on | off } ]\n"
+ " [ loose_binding { on | off } ]\n"
+ " [ ingress-qos-map QOS-MAP ]\n"
+ " [ egress-qos-map QOS-MAP ]\n"
"\n"
"VLANID := 0-4095\n"
- "FLAG-LIST := [ FLAG-LIST ] FLAG\n"
- "FLAG := [ reorder_hdr { on | off } ]\n"
+ "VLANPROTO: [ 802.1Q / 802.1ad ]\n"
"QOS-MAP := [ QOS-MAP ] QOS-MAPPING\n"
"QOS-MAPPING := FROM:TO\n"
);
}
-static int on_off(char *msg)
+static void explain(void)
+{
+ print_explain(stderr);
+}
+
+static int on_off(const char *msg, const char *arg)
{
- fprintf(stderr, "Error: argument of \"%s\" must be \"on\" or \"off\"\n", msg);
+ fprintf(stderr, "Error: argument of \"%s\" must be \"on\" or \"off\", not \"%s\"\n", msg, arg);
return -1;
}
struct ifla_vlan_qos_mapping m;
struct rtattr *tail;
- tail = NLMSG_TAIL(n);
- addattr_l(n, 1024, attrtype, NULL, 0);
+ tail = addattr_nest(n, 1024, attrtype);
while (argc > 0) {
char *colon = strchr(*argv, ':');
addattr_l(n, 1024, IFLA_VLAN_QOS_MAPPING, &m, sizeof(m));
}
- tail->rta_len = (void *) NLMSG_TAIL(n) - (void *)tail;
+ addattr_nest_end(n, tail);
*argcp = argc;
*argvp = argv;
struct nlmsghdr *n)
{
struct ifla_vlan_flags flags = { 0 };
- __u16 id;
+ __u16 id, proto;
while (argc > 0) {
- if (matches(*argv, "id") == 0) {
+ if (matches(*argv, "protocol") == 0) {
+ NEXT_ARG();
+ if (ll_proto_a2n(&proto, *argv))
+ invarg("protocol is invalid", *argv);
+ addattr_l(n, 1024, IFLA_VLAN_PROTOCOL, &proto, 2);
+ } else if (matches(*argv, "id") == 0) {
NEXT_ARG();
if (get_u16(&id, *argv, 0))
invarg("id is invalid", *argv);
else if (strcmp(*argv, "off") == 0)
flags.flags &= ~VLAN_FLAG_REORDER_HDR;
else
- return on_off("reorder_hdr");
+ return on_off("reorder_hdr", *argv);
+ } else if (matches(*argv, "gvrp") == 0) {
+ NEXT_ARG();
+ flags.mask |= VLAN_FLAG_GVRP;
+ if (strcmp(*argv, "on") == 0)
+ flags.flags |= VLAN_FLAG_GVRP;
+ else if (strcmp(*argv, "off") == 0)
+ flags.flags &= ~VLAN_FLAG_GVRP;
+ else
+ return on_off("gvrp", *argv);
+ } else if (matches(*argv, "mvrp") == 0) {
+ NEXT_ARG();
+ flags.mask |= VLAN_FLAG_MVRP;
+ if (strcmp(*argv, "on") == 0)
+ flags.flags |= VLAN_FLAG_MVRP;
+ else if (strcmp(*argv, "off") == 0)
+ flags.flags &= ~VLAN_FLAG_MVRP;
+ else
+ return on_off("mvrp", *argv);
+ } else if (matches(*argv, "loose_binding") == 0) {
+ NEXT_ARG();
+ flags.mask |= VLAN_FLAG_LOOSE_BINDING;
+ if (strcmp(*argv, "on") == 0)
+ flags.flags |= VLAN_FLAG_LOOSE_BINDING;
+ else if (strcmp(*argv, "off") == 0)
+ flags.flags &= ~VLAN_FLAG_LOOSE_BINDING;
+ else
+ return on_off("loose_binding", *argv);
} else if (matches(*argv, "ingress-qos-map") == 0) {
NEXT_ARG();
if (vlan_parse_qos_map(&argc, &argv, n,
explain();
return -1;
} else {
- fprintf(stderr, "vlan: what is \"%s\"?\n", *argv);
+ fprintf(stderr, "vlan: unknown command \"%s\"?\n", *argv);
explain();
return -1;
}
return 0;
}
-static void vlan_print_map(FILE *f, char *name, struct rtattr *attr)
+static void vlan_print_map(FILE *f,
+ const char *name_json,
+ const char *name_fp,
+ struct rtattr *attr)
{
struct ifla_vlan_qos_mapping *m;
struct rtattr *i;
int rem;
- fprintf(f, "\n %s { ", name);
+ open_json_array(PRINT_JSON, name_json);
+ print_string(PRINT_FP, NULL, "\n %s { ", name_fp);
rem = RTA_PAYLOAD(attr);
for (i = RTA_DATA(attr); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
m = RTA_DATA(i);
- fprintf(f, "%u:%u ", m->from, m->to);
+
+ if (is_json_context()) {
+ open_json_object(NULL);
+ print_uint(PRINT_JSON, "from", NULL, m->from);
+ print_uint(PRINT_JSON, "to", NULL, m->to);
+ close_json_object();
+ } else {
+ fprintf(f, "%u:%u ", m->from, m->to);
+ }
}
- fprintf(f, "} ");
+
+ close_json_array(PRINT_JSON, NULL);
+ print_string(PRINT_FP, NULL, "%s ", "}");
}
static void vlan_print_flags(FILE *fp, __u32 flags)
{
- fprintf(fp, "<");
-#define _PF(f) if (flags & VLAN_FLAG_##f) { \
- flags &= ~ VLAN_FLAG_##f; \
- fprintf(fp, #f "%s", flags ? "," : ""); \
- }
+ open_json_array(PRINT_ANY, is_json_context() ? "flags" : "<");
+#define _PF(f) if (flags & VLAN_FLAG_##f) { \
+ flags &= ~VLAN_FLAG_##f; \
+ print_string(PRINT_ANY, NULL, flags ? "%s," : "%s", #f); \
+ }
_PF(REORDER_HDR);
+ _PF(GVRP);
+ _PF(MVRP);
+ _PF(LOOSE_BINDING);
#undef _PF
if (flags)
- fprintf(fp, "%x", flags);
- fprintf(fp, "> ");
+ print_hex(PRINT_ANY, NULL, "%x", flags);
+ close_json_array(PRINT_ANY, "> ");
}
static void vlan_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
{
struct ifla_vlan_flags *flags;
+
+ SPRINT_BUF(b1);
+
if (!tb)
return;
+ if (tb[IFLA_VLAN_PROTOCOL] &&
+ RTA_PAYLOAD(tb[IFLA_VLAN_PROTOCOL]) < sizeof(__u16))
+ return;
if (!tb[IFLA_VLAN_ID] ||
RTA_PAYLOAD(tb[IFLA_VLAN_ID]) < sizeof(__u16))
return;
- fprintf(f, "id %u ", *(__u16 *)RTA_DATA(tb[IFLA_VLAN_ID]));
+ if (tb[IFLA_VLAN_PROTOCOL])
+ print_string(PRINT_ANY,
+ "protocol",
+ "protocol %s ",
+ ll_proto_n2a(
+ rta_getattr_u16(tb[IFLA_VLAN_PROTOCOL]),
+ b1, sizeof(b1)));
+ else
+ print_string(PRINT_ANY, "protocol", "protocol %s ", "802.1q");
+
+ print_uint(PRINT_ANY,
+ "id",
+ "id %u ",
+ rta_getattr_u16(tb[IFLA_VLAN_ID]));
if (tb[IFLA_VLAN_FLAGS]) {
if (RTA_PAYLOAD(tb[IFLA_VLAN_FLAGS]) < sizeof(*flags))
vlan_print_flags(f, flags->flags);
}
if (tb[IFLA_VLAN_INGRESS_QOS])
- vlan_print_map(f, "ingress-qos-map", tb[IFLA_VLAN_INGRESS_QOS]);
+ vlan_print_map(f,
+ "ingress_qos",
+ "ingress-qos-map",
+ tb[IFLA_VLAN_INGRESS_QOS]);
if (tb[IFLA_VLAN_EGRESS_QOS])
- vlan_print_map(f, "egress-qos-map", tb[IFLA_VLAN_EGRESS_QOS]);
+ vlan_print_map(f,
+ "egress_qos",
+ "egress-qos-map",
+ tb[IFLA_VLAN_EGRESS_QOS]);
+}
+
+static void vlan_print_help(struct link_util *lu, int argc, char **argv,
+ FILE *f)
+{
+ print_explain(f);
}
struct link_util vlan_link_util = {
.maxattr = IFLA_VLAN_MAX,
.parse_opt = vlan_parse_opt,
.print_opt = vlan_print_opt,
+ .print_help = vlan_print_help,
};