ad7b1e24c2
This pulls in updated Fan Networking patches from Ubuntu. (https://wiki.ubuntu.com/FanNetworking) closes #14328
133 lines
3.4 KiB
Diff
133 lines
3.4 KiB
Diff
Description: Fan driver support v3
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Fan driver support v3
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Author: Jay Vosburgh <jay.vosburgh@canonical.com>
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Index: iproute2-4.1.1/include/linux/if_tunnel.h
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===================================================================
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--- iproute2-4.1.1.orig/include/linux/if_tunnel.h
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+++ iproute2-4.1.1/include/linux/if_tunnel.h
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@@ -59,6 +59,7 @@ enum {
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IFLA_IPTUN_ENCAP_DPORT,
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IFLA_IPTUN_FAN_UNDERLAY = 32,
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+ IFLA_IPTUN_FAN_MAP = 33,
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__IFLA_IPTUN_MAX,
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};
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@@ -134,4 +135,20 @@ enum {
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};
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#define IFLA_VTI_MAX (__IFLA_VTI_MAX - 1)
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+
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+enum {
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+ IFLA_FAN_UNSPEC,
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+ IFLA_FAN_MAPPING,
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+ __IFLA_FAN_MAX,
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+};
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+
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+#define IFLA_FAN_MAX (__IFLA_FAN_MAX - 1)
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+
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+struct ip_tunnel_fan_map {
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+ __be32 underlay;
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+ __be32 overlay;
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+ __u16 underlay_prefix;
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+ __u16 overlay_prefix;
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+};
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+
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#endif /* _IF_TUNNEL_H_ */
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Index: iproute2-4.1.1/ip/link_iptnl.c
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===================================================================
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--- iproute2-4.1.1.orig/ip/link_iptnl.c
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+++ iproute2-4.1.1/ip/link_iptnl.c
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@@ -49,6 +49,42 @@ static void usage(int sit)
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print_usage(stderr, sit);
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exit(-1);
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}
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+static int fan_parse_map(int *argcp, char ***argvp, struct nlmsghdr *n)
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+{
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+ inet_prefix underlay, overlay;
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+ struct ip_tunnel_fan_map map;
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+ struct rtattr *nest;
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+ char **argv = *argvp;
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+ int argc = *argcp;
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+
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+ nest = addattr_nest(n, 1024, IFLA_IPTUN_FAN_MAP);
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+ while (argc > 0) {
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+ char *colon = strchr(*argv, ':');
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+
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+ if (!colon)
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+ break;
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+ *colon = '\0';
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+
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+ if (get_prefix(&overlay, *argv, AF_INET))
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+ invarg("invalid fan-map overlay", *argv);
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+ if (get_prefix(&underlay, colon + 1, AF_INET))
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+ invarg("invalid fan-map underlay", colon + 1);
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+
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+ memcpy(&map.underlay, underlay.data, 4);
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+ map.underlay_prefix = underlay.bitlen;
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+ memcpy(&map.overlay, overlay.data, 4);
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+ map.overlay_prefix = overlay.bitlen;
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+
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+ argc--, argv++;
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+
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+ addattr_l(n, 1024, IFLA_FAN_MAPPING, &map, sizeof(map));
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+ }
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+ addattr_nest_end(n, nest);
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+
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+ *argcp = argc;
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+ *argvp = argv;
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+ return 0;
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+}
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static int iptunnel_parse_opt(struct link_util *lu, int argc, char **argv,
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struct nlmsghdr *n)
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@@ -178,6 +214,10 @@ get_failed:
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} else if (strcmp(*argv, "underlay") == 0) {
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NEXT_ARG();
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underlay = get_addr32(*argv);
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+ } else if (strcmp(*argv, "fan-map") == 0) {
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+ NEXT_ARG();
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+ if (fan_parse_map(&argc, &argv, n))
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+ invarg("invalid fan-map", *argv);
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} else if (strcmp(*argv, "local") == 0) {
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NEXT_ARG();
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if (strcmp(*argv, "any"))
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@@ -328,6 +368,28 @@ get_failed:
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return 0;
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}
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+static void fan_print_map(FILE *f, struct rtattr *attr)
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+{
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+ char b1[INET_ADDRSTRLEN], b2[INET_ADDRSTRLEN];
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+ struct ip_tunnel_fan_map *m;
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+ struct rtattr *i;
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+ int rem;
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+ int p;
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+
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+ fprintf(f, "fan-map ");
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+
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+ rem = RTA_PAYLOAD(attr);
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+ for (i = RTA_DATA(attr); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
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+ p = RTA_PAYLOAD(i);
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+ m = RTA_DATA(i);
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+ fprintf(f, "%s/%d:%s/%d ",
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+ rt_addr_n2a(AF_INET, p, &m->overlay, b1, INET_ADDRSTRLEN),
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+ m->overlay_prefix,
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+ rt_addr_n2a(AF_INET, p, &m->underlay, b2, INET_ADDRSTRLEN),
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+ m->underlay_prefix);
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+ }
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+}
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+
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static void iptunnel_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
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{
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char s1[1024];
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@@ -364,6 +426,9 @@ static void iptunnel_print_opt(struct li
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format_host(AF_INET, 4, &addr, s1, sizeof(s1)));
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}
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+ if (tb[IFLA_IPTUN_FAN_MAP])
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+ fan_print_map(f, tb[IFLA_IPTUN_FAN_MAP]);
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+
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if (tb[IFLA_IPTUN_LINK] && rta_getattr_u32(tb[IFLA_IPTUN_LINK])) {
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unsigned link = rta_getattr_u32(tb[IFLA_IPTUN_LINK]);
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const char *n = if_indextoname(link, s2);
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