session: add support for multiple app workers
Refactor session layer to support multiple workers per application.
Change-Id: Ie67354688d396449d14bbbb8c56050206e307cd8
Signed-off-by: Florin Coras <fcoras@cisco.com>
diff --git a/src/vnet/session/session.api b/src/vnet/session/session.api
index c60e99e..5a38340 100644
--- a/src/vnet/session/session.api
+++ b/src/vnet/session/session.api
@@ -13,7 +13,7 @@
* limitations under the License.
*/
-option version = "1.1.0";
+option version = "1.2.0";
/** \brief client->vpp, attach application to session layer
@param client_index - opaque cookie to identify the sender
@@ -271,6 +271,7 @@
/** \brief Bind to an ip:port pair for a given transport protocol
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
+ @param wrk_index - index of worker requesting the bind
@param vrf - bind namespace
@param is_ip4 - flag that is 1 if ip address family is IPv4
@param ip - ip address
@@ -281,6 +282,7 @@
define bind_sock {
u32 client_index;
u32 context;
+ u32 wrk_index;
u32 vrf;
u8 is_ip4;
u8 ip[16];
@@ -303,6 +305,7 @@
/** \brief Connect to a remote peer
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
+ @param wrk_index - worker that requests the connect
@param client_queue_address - client's API queue address. Non-zero when
used to perform redirects
@param options - socket options, fifo sizes, etc. when doing redirects
@@ -318,6 +321,7 @@
autoreply define connect_sock {
u32 client_index;
u32 context;
+ u32 wrk_index;
u64 client_queue_address;
u64 options[16];
u32 vrf;
@@ -418,6 +422,47 @@
u8 fd_flags;
};
+/** \brief add/del application worker
+ @param client_index - opaque cookie to identify the sender
+ client to vpp direction only
+ @param context - sender context, to match reply w/ request
+ @param app_api_index - explicit client api index
+ @param wrk_index - worker index, if a delete
+ @param is_add - set if an add
+*/
+define app_worker_add_del
+{
+ u32 client_index;
+ u32 context;
+ u32 app_api_index;
+ u32 wrk_index;
+ u8 is_add;
+};
+
+/** \brief Reply for app worker add/del
+ @param context - returned sender context, to match reply w/ request
+ @param retval - return code
+ @param wrk_index - worker index, if add
+ @param app_event_queue_address - vpp event queue address of new worker
+ @param n_fds - number of fds exchanged
+ @param fd_flags - set of flags that indicate which fds are to be expected
+ over the socket (set only if socket transport available)
+ @param segment_name_length - length of segment name
+ @param segment_name - name of segment client needs to attach to
+*/
+define app_worker_add_del_reply
+{
+ u32 context;
+ i32 retval;
+ u32 wrk_index;
+ u64 app_event_queue_address;
+ u8 n_fds;
+ u8 fd_flags;
+ u8 segment_name_length;
+ u8 segment_name[128];
+ u8 is_add;
+};
+
/** \brief enable/disable session layer
@param client_index - opaque cookie to identify the sender
client to vpp direction only