Add support for multipath route realms

diff --git a/ip/iproute.c b/ip/iproute.c
index 4f7e8570f3c3944a1d9daf9a9f470744f2e569f0..8f4a55d5b2fe6d231b856670d86a8300b831ef94 100644 (file)
--- a/ip/iproute.c
+++ b/ip/iproute.c
@@ -559,6 +559,18 @@ int print_route(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
                                                            RTA_DATA(tb[RTA_GATEWAY]),
                                                            abuf, sizeof(abuf)));
                                }
+                               if (tb[RTA_FLOW]) {
+                                       __u32 to = *(__u32*)RTA_DATA(tb[RTA_FLOW]);
+                                       __u32 from = to>>16;
+                                       to &= 0xFFFF;
+                                       fprintf(fp, " realm%s ", from ? "s" : "");
+                                       if (from) {
+                                               fprintf(fp, "%s/",
+                                                       rtnl_rtrealm_n2a(from, b1, sizeof(b1)));
+                                       }
+                                       fprintf(fp, "%s",
+                                               rtnl_rtrealm_n2a(to, b1, sizeof(b1)));
+                               }
                        }
                        if (r->rtm_flags&RTM_F_CLONED && r->rtm_type == RTN_MULTICAST) {
                                fprintf(fp, " %s", ll_index_to_name(nh->rtnh_ifindex));
@@ -608,6 +620,13 @@ int parse_one_nh(struct rtattr *rta, struct rtnexthop *rtnh, int *argcp, char **
                        rtnh->rtnh_hops = w - 1;
                } else if (strcmp(*argv, "onlink") == 0) {
                        rtnh->rtnh_flags |= RTNH_F_ONLINK;
+               } else if (matches(*argv, "realms") == 0) {
+                       __u32 realm;
+                       NEXT_ARG();
+                       if (get_rt_realms(&realm, *argv))
+                               invarg("\"realm\" value is invalid\n", *argv);
+                       rta_addattr32(rta, 4096, RTA_FLOW, realm);
+                       rtnh->rtnh_len += sizeof(struct rtattr) + 4;
                } else
                        break;
        }