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authorFlorin Coras <fcoras@cisco.com>2019-10-17 09:56:27 -0700
committerDamjan Marion <dmarion@me.com>2019-10-21 10:43:54 +0000
commitef7cbf6adf1882af4d4ae8657632d4a2a59efcb2 (patch)
tree318c4a8f265ccfce4294592339543d78f2f1f076
parent12966a7a0acb41270c88903ee5360fef7ae09706 (diff)
vcl: add api to set lcl ip
Type: feature Change-Id: I40169fbbe8a20670dd612c341b6c78b5c925bf74 Signed-off-by: Florin Coras <fcoras@cisco.com>
-rw-r--r--src/vcl/vppcom.c45
-rw-r--r--src/vcl/vppcom.h1
-rw-r--r--src/vnet/session/application_interface.h1
-rw-r--r--src/vnet/session/session_node.c1
-rw-r--r--src/vnet/session/session_types.h2
5 files changed, 43 insertions, 7 deletions
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index 72ec4f4b966..10cf17a5185 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -235,6 +235,7 @@ vcl_send_session_connect (vcl_worker_t * wrk, vcl_session_t * s)
mp->is_ip4 = s->transport.is_ip4;
mp->parent_handle = s->parent_handle;
clib_memcpy_fast (&mp->ip, &s->transport.rmt_ip, sizeof (mp->ip));
+ clib_memcpy_fast (&mp->lcl_ip, &s->transport.lcl_ip, sizeof (mp->lcl_ip));
mp->port = s->transport.rmt_port;
mp->proto = s->session_type;
app_send_ctrl_evt_to_vpp (mq, app_evt);
@@ -1537,6 +1538,25 @@ handle:
return vcl_session_handle (client_session);
}
+static void
+vcl_ip_copy_from_ep (ip46_address_t * ip, vppcom_endpt_t * ep)
+{
+ if (ep->is_ip4)
+ clib_memcpy_fast (&ip->ip4, ep->ip, sizeof (ip4_address_t));
+ else
+ clib_memcpy_fast (&ip->ip6, ep->ip, sizeof (ip6_address_t));
+}
+
+void
+vcl_ip_copy_to_ep (ip46_address_t * ip, vppcom_endpt_t * ep, u8 is_ip4)
+{
+ ep->is_ip4 = is_ip4;
+ if (is_ip4)
+ clib_memcpy_fast (ep->ip, &ip->ip4, sizeof (ip4_address_t));
+ else
+ clib_memcpy_fast (ep->ip, &ip->ip6, sizeof (ip6_address_t));
+}
+
int
vppcom_session_connect (uint32_t session_handle, vppcom_endpt_t * server_ep)
{
@@ -1572,12 +1592,7 @@ vppcom_session_connect (uint32_t session_handle, vppcom_endpt_t * server_ep)
}
session->transport.is_ip4 = server_ep->is_ip4;
- if (session->transport.is_ip4)
- clib_memcpy_fast (&session->transport.rmt_ip.ip4, server_ep->ip,
- sizeof (ip4_address_t));
- else
- clib_memcpy_fast (&session->transport.rmt_ip.ip6, server_ep->ip,
- sizeof (ip6_address_t));
+ vcl_ip_copy_from_ep (&session->transport.rmt_ip, server_ep);
session->transport.rmt_port = server_ep->port;
session->parent_handle = VCL_INVALID_SESSION_HANDLE;
@@ -2928,6 +2943,24 @@ vppcom_session_attr (uint32_t session_handle, uint32_t op,
rv = VPPCOM_EINVAL;
break;
+ case VPPCOM_ATTR_SET_LCL_ADDR:
+ if (PREDICT_TRUE (buffer && buflen &&
+ (*buflen >= sizeof (*ep)) && ep->ip))
+ {
+ session->transport.is_ip4 = ep->is_ip4;
+ session->transport.lcl_port = ep->port;
+ vcl_ip_copy_from_ep (&session->transport.lcl_ip, ep);
+ *buflen = sizeof (*ep);
+ VDBG (1, "VPPCOM_ATTR_SET_LCL_ADDR: sh %u, is_ip4 = %u, addr = %U"
+ " port %d", session_handle, ep->is_ip4, format_ip46_address,
+ &session->transport.lcl_ip,
+ ep->is_ip4 ? IP46_TYPE_IP4 : IP46_TYPE_IP6,
+ clib_net_to_host_u16 (ep->port));
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
case VPPCOM_ATTR_GET_LIBC_EPFD:
rv = session->libc_epfd;
VDBG (2, "VPPCOM_ATTR_GET_LIBC_EPFD: libc_epfd %d", rv);
diff --git a/src/vcl/vppcom.h b/src/vcl/vppcom.h
index 62815090e37..62613037575 100644
--- a/src/vcl/vppcom.h
+++ b/src/vcl/vppcom.h
@@ -137,6 +137,7 @@ typedef enum
VPPCOM_ATTR_GET_FLAGS,
VPPCOM_ATTR_SET_FLAGS,
VPPCOM_ATTR_GET_LCL_ADDR,
+ VPPCOM_ATTR_SET_LCL_ADDR,
VPPCOM_ATTR_GET_PEER_ADDR,
VPPCOM_ATTR_GET_LIBC_EPFD,
VPPCOM_ATTR_SET_LIBC_EPFD,
diff --git a/src/vnet/session/application_interface.h b/src/vnet/session/application_interface.h
index d907287198a..609a20a47f6 100644
--- a/src/vnet/session/application_interface.h
+++ b/src/vnet/session/application_interface.h
@@ -371,6 +371,7 @@ typedef struct session_connect_msg_
u8 proto;
u8 is_ip4;
ip46_address_t ip;
+ ip46_address_t lcl_ip;
u8 hostname_len;
u8 hostname[16];
u64 parent_handle;
diff --git a/src/vnet/session/session_node.c b/src/vnet/session/session_node.c
index c15d2be7a78..4f0251bc3f6 100644
--- a/src/vnet/session/session_node.c
+++ b/src/vnet/session/session_node.c
@@ -111,6 +111,7 @@ session_mq_connect_handler (void *data)
a->sep.port = mp->port;
a->sep.transport_proto = mp->proto;
a->sep.peer.fib_index = mp->vrf;
+ clib_memcpy_fast (&a->sep.peer.ip, &mp->lcl_ip, sizeof (mp->lcl_ip));
a->sep.peer.sw_if_index = ENDPOINT_INVALID_INDEX;
a->sep_ext.parent_handle = mp->parent_handle;
a->sep_ext.ckpair_index = mp->ckpair_index;
diff --git a/src/vnet/session/session_types.h b/src/vnet/session/session_types.h
index c2bb4dd56cb..2b5658490a2 100644
--- a/src/vnet/session/session_types.h
+++ b/src/vnet/session/session_types.h
@@ -21,7 +21,7 @@
#define SESSION_INVALID_INDEX ((u32)~0)
#define SESSION_INVALID_HANDLE ((u64)~0)
-#define SESSION_CTRL_MSG_MAX_SIZE 68
+#define SESSION_CTRL_MSG_MAX_SIZE 84
#define foreach_session_endpoint_fields \
foreach_transport_endpoint_cfg_fields \