IPVS: Allow configuration of persistence engines

Allow the persistence engine of a virtual service to be set, edited
and unset.

This feature only works with the netlink user-space interface.

Signed-off-by: Simon Horman <horms@verge.net.au>
Acked-by: Julian Anastasov <ja@ssi.bg>

2 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/ip_vs.h b/include/linux/ip_vs.h
index 0a9c44d64292..5f43a3b2e3ad 100644
--- a/include/linux/ip_vs.h
+++ b/include/linux/ip_vs.h
@@ -336,6 +336,9 @@ enum {
         IPVS_SVC_ATTR_NETMASK,          /* persistent netmask */
 
         IPVS_SVC_ATTR_STATS,            /* nested attribute for service stats */
+
+        IPVS_SVC_ATTR_PE_NAME,          /* name of ct retriever */
+
         __IPVS_SVC_ATTR_MAX,
 };
 
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index a6b93a26d4e2..52fbe2308c38 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -444,6 +444,7 @@ struct ip_vs_service_user_kern {
 
         /* virtual service options */
         char                    *sched_name;
+        char                    *pe_name;
         unsigned                flags;          /* virtual service flags */
         unsigned                timeout;        /* persistent timeout in sec */
         u32                     netmask;        /* persistent netmask */