IPVS: Convert procfs files for IPv6 entry output

Correctly output IPv6 connection/service/dest entries in procfs files.

Signed-off-by: Vince Busam <vbusam@google.com>
Signed-off-by: Simon Horman <horms@verge.net.au>

2 files changed, 73 insertions, 18 deletions

diff --git a/net/ipv4/ipvs/ip_vs_conn.c b/net/ipv4/ipvs/ip_vs_conn.c
index c2a42a62433b..e7603d749c09 100644
--- a/net/ipv4/ipvs/ip_vs_conn.c
+++ b/net/ipv4/ipvs/ip_vs_conn.c
@@ -815,8 +815,22 @@ static int ip_vs_conn_seq_show(struct seq_file *seq, void *v)
         else {
                 const struct ip_vs_conn *cp = v;
 
-                seq_printf(seq,
-                        "%-3s %08X %04X %08X %04X %08X %04X %-11s %7lu\n",
+#ifdef CONFIG_IP_VS_IPV6
+                if (cp->af == AF_INET6)
+                        seq_printf(seq,
+                                "%-3s " NIP6_FMT " %04X " NIP6_FMT
+                                " %04X " NIP6_FMT " %04X %-11s %7lu\n",
+                                ip_vs_proto_name(cp->protocol),
+                                NIP6(cp->caddr.in6), ntohs(cp->cport),
+                                NIP6(cp->vaddr.in6), ntohs(cp->vport),
+                                NIP6(cp->daddr.in6), ntohs(cp->dport),
+                                ip_vs_state_name(cp->protocol, cp->state),
+                                (cp->timer.expires-jiffies)/HZ);
+                else
+#endif
+                        seq_printf(seq,
+                                "%-3s %08X %04X %08X %04X"
+                                " %08X %04X %-11s %7lu\n",
                                 ip_vs_proto_name(cp->protocol),
                                 ntohl(cp->caddr.ip), ntohs(cp->cport),
                                 ntohl(cp->vaddr.ip), ntohs(cp->vport),
@@ -864,8 +878,23 @@ static int ip_vs_conn_sync_seq_show(struct seq_file *seq, void *v)
         else {
                 const struct ip_vs_conn *cp = v;
 
-                seq_printf(seq,
-                        "%-3s %08X %04X %08X %04X %08X %04X %-11s %-6s %7lu\n",
+#ifdef CONFIG_IP_VS_IPV6
+                if (cp->af == AF_INET6)
+                        seq_printf(seq,
+                                "%-3s " NIP6_FMT " %04X " NIP6_FMT
+                                " %04X " NIP6_FMT " %04X %-11s %-6s %7lu\n",
+                                ip_vs_proto_name(cp->protocol),
+                                NIP6(cp->caddr.in6), ntohs(cp->cport),
+                                NIP6(cp->vaddr.in6), ntohs(cp->vport),
+                                NIP6(cp->daddr.in6), ntohs(cp->dport),
+                                ip_vs_state_name(cp->protocol, cp->state),
+                                ip_vs_origin_name(cp->flags),
+                                (cp->timer.expires-jiffies)/HZ);
+                else
+#endif
+                        seq_printf(seq,
+                                "%-3s %08X %04X %08X %04X "
+                                "%08X %04X %-11s %-6s %7lu\n",
                                 ip_vs_proto_name(cp->protocol),
                                 ntohl(cp->caddr.ip), ntohs(cp->cport),
                                 ntohl(cp->vaddr.ip), ntohs(cp->vport),
diff --git a/net/ipv4/ipvs/ip_vs_ctl.c b/net/ipv4/ipvs/ip_vs_ctl.c
index bb0e1e3c8857..25d9e98e31fa 100644
--- a/net/ipv4/ipvs/ip_vs_ctl.c
+++ b/net/ipv4/ipvs/ip_vs_ctl.c
@@ -1793,15 +1793,25 @@ static int ip_vs_info_seq_show(struct seq_file *seq, void *v)
                 const struct ip_vs_iter *iter = seq->private;
                 const struct ip_vs_dest *dest;
 
-                if (iter->table == ip_vs_svc_table)
-                        seq_printf(seq, "%s  %08X:%04X %s ",
-                                   ip_vs_proto_name(svc->protocol),
-                                   ntohl(svc->addr.ip),
-                                   ntohs(svc->port),
-                                   svc->scheduler->name);
-                else
+                if (iter->table == ip_vs_svc_table) {
+#ifdef CONFIG_IP_VS_IPV6
+                        if (svc->af == AF_INET6)
+                                seq_printf(seq, "%s  [" NIP6_FMT "]:%04X %s ",
+                                           ip_vs_proto_name(svc->protocol),
+                                           NIP6(svc->addr.in6),
+                                           ntohs(svc->port),
+                                           svc->scheduler->name);
+                        else
+#endif
+                                seq_printf(seq, "%s  %08X:%04X %s ",
+                                           ip_vs_proto_name(svc->protocol),
+                                           ntohl(svc->addr.ip),
+                                           ntohs(svc->port),
+                                           svc->scheduler->name);
+                } else {
                         seq_printf(seq, "FWM  %08X %s ",
                                    svc->fwmark, svc->scheduler->name);
+                }
 
                 if (svc->flags & IP_VS_SVC_F_PERSISTENT)
                         seq_printf(seq, "persistent %d %08X\n",
@@ -1811,13 +1821,29 @@ static int ip_vs_info_seq_show(struct seq_file *seq, void *v)
                         seq_putc(seq, '\n');
 
                 list_for_each_entry(dest, &svc->destinations, n_list) {
-                        seq_printf(seq,
-                                   "  -> %08X:%04X      %-7s %-6d %-10d %-10d\n",
-                                   ntohl(dest->addr.ip), ntohs(dest->port),
-                                   ip_vs_fwd_name(atomic_read(&dest->conn_flags)),
-                                   atomic_read(&dest->weight),
-                                   atomic_read(&dest->activeconns),
-                                   atomic_read(&dest->inactconns));
+#ifdef CONFIG_IP_VS_IPV6
+                        if (dest->af == AF_INET6)
+                                seq_printf(seq,
+                                           "  -> [" NIP6_FMT "]:%04X"
+                                           "      %-7s %-6d %-10d %-10d\n",
+                                           NIP6(dest->addr.in6),
+                                           ntohs(dest->port),
+                                           ip_vs_fwd_name(atomic_read(&dest->conn_flags)),
+                                           atomic_read(&dest->weight),
+                                           atomic_read(&dest->activeconns),
+                                           atomic_read(&dest->inactconns));
+                        else
+#endif
+                                seq_printf(seq,
+                                           "  -> %08X:%04X      "
+                                           "%-7s %-6d %-10d %-10d\n",
+                                           ntohl(dest->addr.ip),
+                                           ntohs(dest->port),
+                                           ip_vs_fwd_name(atomic_read(&dest->conn_flags)),
+                                           atomic_read(&dest->weight),
+                                           atomic_read(&dest->activeconns),
+                                           atomic_read(&dest->inactconns));
+
                 }
         }
         return 0;