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-rw-r--r--lib/mlag.c130
-rw-r--r--lib/mlag.h105
-rw-r--r--lib/zclient.c66
-rw-r--r--lib/zclient.h14
4 files changed, 315 insertions, 0 deletions
diff --git a/lib/mlag.c b/lib/mlag.c
index acdc662924..7aac571da6 100644
--- a/lib/mlag.c
+++ b/lib/mlag.c
@@ -39,3 +39,133 @@ char *mlag_role2str(enum mlag_role role, char *buf, size_t size)
return buf;
}
+
+char *zebra_mlag_lib_msgid_to_str(enum mlag_msg_type msg_type, char *buf,
+ size_t size)
+{
+ switch (msg_type) {
+ case MLAG_REGISTER:
+ snprintf(buf, size, "Register");
+ break;
+ case MLAG_DEREGISTER:
+ snprintf(buf, size, "De-Register");
+ break;
+ case MLAG_MROUTE_ADD:
+ snprintf(buf, size, "Mroute add");
+ break;
+ case MLAG_MROUTE_DEL:
+ snprintf(buf, size, "Mroute del");
+ break;
+ case MLAG_DUMP:
+ snprintf(buf, size, "Mlag Replay");
+ break;
+ case MLAG_MROUTE_ADD_BULK:
+ snprintf(buf, size, "Mroute Add Batch");
+ break;
+ case MLAG_MROUTE_DEL_BULK:
+ snprintf(buf, size, "Mroute Del Batch");
+ break;
+ case MLAG_STATUS_UPDATE:
+ snprintf(buf, size, "Mlag Status");
+ break;
+ case MLAG_VXLAN_UPDATE:
+ snprintf(buf, size, "Mlag vxlan update");
+ break;
+ case MLAG_PEER_FRR_STATUS:
+ snprintf(buf, size, "Mlag Peer FRR Status");
+ break;
+ default:
+ snprintf(buf, size, "Unknown %d", msg_type);
+ break;
+ }
+ return buf;
+}
+
+
+int zebra_mlag_lib_decode_mlag_hdr(struct stream *s, struct mlag_msg *msg)
+{
+ if (s == NULL || msg == NULL)
+ return -1;
+
+ STREAM_GETL(s, msg->msg_type);
+ STREAM_GETW(s, msg->data_len);
+ STREAM_GETW(s, msg->msg_cnt);
+ return 0;
+stream_failure:
+ return -1;
+}
+
+int zebra_mlag_lib_decode_mroute_add(struct stream *s,
+ struct mlag_mroute_add *msg)
+{
+ if (s == NULL || msg == NULL)
+ return -1;
+
+ STREAM_GET(msg->vrf_name, s, VRF_NAMSIZ);
+ STREAM_GETL(s, msg->source_ip);
+ STREAM_GETL(s, msg->group_ip);
+ STREAM_GETL(s, msg->cost_to_rp);
+ STREAM_GETL(s, msg->owner_id);
+ STREAM_GETC(s, msg->am_i_dr);
+ STREAM_GETC(s, msg->am_i_dual_active);
+ STREAM_GETL(s, msg->vrf_id);
+ STREAM_GET(msg->intf_name, s, INTERFACE_NAMSIZ);
+ return 0;
+stream_failure:
+ return -1;
+}
+
+int zebra_mlag_lib_decode_mroute_del(struct stream *s,
+ struct mlag_mroute_del *msg)
+{
+ if (s == NULL || msg == NULL)
+ return -1;
+
+ STREAM_GET(msg->vrf_name, s, VRF_NAMSIZ);
+ STREAM_GETL(s, msg->source_ip);
+ STREAM_GETL(s, msg->group_ip);
+ STREAM_GETL(s, msg->owner_id);
+ STREAM_GETL(s, msg->vrf_id);
+ STREAM_GET(msg->intf_name, s, INTERFACE_NAMSIZ);
+ return 0;
+stream_failure:
+ return -1;
+}
+
+int zebra_mlag_lib_decode_mlag_status(struct stream *s, struct mlag_status *msg)
+{
+ if (s == NULL || msg == NULL)
+ return -1;
+
+ STREAM_GET(msg->peerlink_rif, s, INTERFACE_NAMSIZ);
+ STREAM_GETL(s, msg->my_role);
+ STREAM_GETL(s, msg->peer_state);
+ return 0;
+stream_failure:
+ return -1;
+}
+
+int zebra_mlag_lib_decode_vxlan_update(struct stream *s, struct mlag_vxlan *msg)
+{
+ if (s == NULL || msg == NULL)
+ return -1;
+
+ STREAM_GETL(s, msg->anycast_ip);
+ STREAM_GETL(s, msg->local_ip);
+ return 0;
+
+stream_failure:
+ return -1;
+}
+
+int zebra_mlag_lib_decode_frr_status(struct stream *s,
+ struct mlag_frr_status *msg)
+{
+ if (s == NULL || msg == NULL)
+ return -1;
+
+ STREAM_GETL(s, msg->frr_state);
+ return 0;
+stream_failure:
+ return -1;
+}
diff --git a/lib/mlag.h b/lib/mlag.h
index 2b904d44f4..a88db8b35e 100644
--- a/lib/mlag.h
+++ b/lib/mlag.h
@@ -26,13 +26,118 @@
extern "C" {
#endif
+#include "lib/if.h"
+#include "lib/vrf.h"
+#include "lib/stream.h"
+
+#define MLAG_MSG_NULL_PAYLOAD 0
+#define MLAG_MSG_NO_BATCH 1
+#define MLAG_BUF_LIMIT 2048
+
enum mlag_role {
MLAG_ROLE_NONE,
MLAG_ROLE_PRIMARY,
MLAG_ROLE_SECONDARY
};
+enum mlag_state {
+ MLAG_STATE_DOWN,
+ MLAG_STATE_RUNNING,
+};
+
+enum mlag_frr_state {
+ MLAG_FRR_STATE_NONE,
+ MLAG_FRR_STATE_DOWN,
+ MLAG_FRR_STATE_UP,
+};
+
+enum mlag_owner {
+ MLAG_OWNER_NONE,
+ MLAG_OWNER_INTERFACE,
+ MLAG_OWNER_VXLAN,
+};
+
+/*
+ * This message definition should match mlag.proto
+ * Because message registration is based on this
+ */
+enum mlag_msg_type {
+ MLAG_MSG_NONE = 0,
+ MLAG_REGISTER = 1,
+ MLAG_DEREGISTER = 2,
+ MLAG_STATUS_UPDATE = 3,
+ MLAG_MROUTE_ADD = 4,
+ MLAG_MROUTE_DEL = 5,
+ MLAG_DUMP = 6,
+ MLAG_MROUTE_ADD_BULK = 7,
+ MLAG_MROUTE_DEL_BULK = 8,
+ MLAG_PIM_CFG_DUMP = 10,
+ MLAG_VXLAN_UPDATE = 11,
+ MLAG_PEER_FRR_STATUS = 12,
+};
+
+struct mlag_frr_status {
+ enum mlag_frr_state frr_state;
+};
+
+struct mlag_status {
+ char peerlink_rif[INTERFACE_NAMSIZ];
+ enum mlag_role my_role;
+ enum mlag_state peer_state;
+};
+
+#define MLAG_ROLE_STRSIZE 16
+
+struct mlag_vxlan {
+ uint32_t anycast_ip;
+ uint32_t local_ip;
+};
+
+struct mlag_mroute_add {
+ char vrf_name[VRF_NAMSIZ];
+ uint32_t source_ip;
+ uint32_t group_ip;
+ uint32_t cost_to_rp;
+ enum mlag_owner owner_id;
+ uint8_t am_i_dr;
+ uint8_t am_i_dual_active;
+ uint32_t vrf_id;
+ char intf_name[INTERFACE_NAMSIZ];
+};
+
+struct mlag_mroute_del {
+ char vrf_name[VRF_NAMSIZ];
+ uint32_t source_ip;
+ uint32_t group_ip;
+ enum mlag_owner owner_id;
+ uint32_t vrf_id;
+ char intf_name[INTERFACE_NAMSIZ];
+};
+
+struct mlag_msg {
+ enum mlag_msg_type msg_type;
+ uint16_t data_len;
+ uint16_t msg_cnt;
+ uint8_t data[0];
+};
+
+
extern char *mlag_role2str(enum mlag_role role, char *buf, size_t size);
+extern char *zebra_mlag_lib_msgid_to_str(enum mlag_msg_type msg_type, char *buf,
+ size_t size);
+extern int zebra_mlag_lib_decode_mlag_hdr(struct stream *s,
+ struct mlag_msg *msg);
+extern int zebra_mlag_lib_decode_mroute_add(struct stream *s,
+ struct mlag_mroute_add *msg);
+extern int zebra_mlag_lib_decode_mroute_del(struct stream *s,
+ struct mlag_mroute_del *msg);
+extern int zebra_mlag_lib_decode_mlag_status(struct stream *s,
+ struct mlag_status *msg);
+extern int zebra_mlag_lib_decode_vxlan_update(struct stream *s,
+ struct mlag_vxlan *msg);
+
+extern int zebra_mlag_lib_decode_frr_status(struct stream *s,
+ struct mlag_frr_status *msg);
#ifdef __cplusplus
}
diff --git a/lib/zclient.c b/lib/zclient.c
index 91dbe30a09..5e23a5cc33 100644
--- a/lib/zclient.c
+++ b/lib/zclient.c
@@ -2717,6 +2717,63 @@ stream_failure:
return;
}
+void zclient_send_mlag_register(struct zclient *client, uint32_t bit_map)
+{
+ struct stream *s;
+
+ s = client->obuf;
+ stream_reset(s);
+
+ zclient_create_header(s, ZEBRA_MLAG_CLIENT_REGISTER, VRF_DEFAULT);
+ stream_putl(s, bit_map);
+
+ stream_putw_at(s, 0, stream_get_endp(s));
+ zclient_send_message(client);
+}
+
+void zclient_send_mlag_deregister(struct zclient *client)
+{
+ zebra_message_send(client, ZEBRA_MLAG_CLIENT_UNREGISTER, VRF_DEFAULT);
+}
+
+void zclient_send_mlag_data(struct zclient *client, struct stream *client_s)
+{
+ struct stream *s;
+
+ s = client->obuf;
+ stream_reset(s);
+
+ zclient_create_header(s, ZEBRA_MLAG_FORWARD_MSG, VRF_DEFAULT);
+ stream_put(s, client_s->data, client_s->endp);
+
+ stream_putw_at(s, 0, stream_get_endp(s));
+ zclient_send_message(client);
+}
+
+static void zclient_mlag_process_up(int command, struct zclient *zclient,
+ zebra_size_t length, vrf_id_t vrf_id)
+{
+ if (zclient->mlag_process_up)
+ (*zclient->mlag_process_up)();
+
+}
+
+static void zclient_mlag_process_down(int command, struct zclient *zclient,
+ zebra_size_t length, vrf_id_t vrf_id)
+{
+ if (zclient->mlag_process_down)
+ (*zclient->mlag_process_down)();
+
+}
+
+static void zclient_mlag_handle_msg(int command, struct zclient *zclient,
+ zebra_size_t length, vrf_id_t vrf_id)
+{
+ if (zclient->mlag_handle_msg)
+ (*zclient->mlag_handle_msg)(zclient->ibuf, length);
+
+}
+
/* Zebra client message read function. */
static int zclient_read(struct thread *thread)
{
@@ -3011,6 +3068,15 @@ static int zclient_read(struct thread *thread)
(*zclient->vxlan_sg_del)(command, zclient, length,
vrf_id);
break;
+ case ZEBRA_MLAG_PROCESS_UP:
+ zclient_mlag_process_up(command, zclient, length, vrf_id);
+ break;
+ case ZEBRA_MLAG_PROCESS_DOWN:
+ zclient_mlag_process_down(command, zclient, length, vrf_id);
+ break;
+ case ZEBRA_MLAG_FORWARD_MSG:
+ zclient_mlag_handle_msg(command, zclient, length, vrf_id);
+ break;
default:
break;
}
diff --git a/lib/zclient.h b/lib/zclient.h
index 5f9edc36ff..71ebabbf75 100644
--- a/lib/zclient.h
+++ b/lib/zclient.h
@@ -178,6 +178,11 @@ typedef enum {
ZEBRA_VXLAN_SG_ADD,
ZEBRA_VXLAN_SG_DEL,
ZEBRA_VXLAN_SG_REPLAY,
+ ZEBRA_MLAG_PROCESS_UP,
+ ZEBRA_MLAG_PROCESS_DOWN,
+ ZEBRA_MLAG_CLIENT_REGISTER,
+ ZEBRA_MLAG_CLIENT_UNREGISTER,
+ ZEBRA_MLAG_FORWARD_MSG,
} zebra_message_types_t;
struct redist_proto {
@@ -272,6 +277,9 @@ struct zclient {
int (*iptable_notify_owner)(ZAPI_CALLBACK_ARGS);
int (*vxlan_sg_add)(ZAPI_CALLBACK_ARGS);
int (*vxlan_sg_del)(ZAPI_CALLBACK_ARGS);
+ int (*mlag_process_up)(void);
+ int (*mlag_process_down)(void);
+ int (*mlag_handle_msg)(struct stream *msg, int len);
};
/* Zebra API message flag. */
@@ -693,5 +701,11 @@ static inline void zapi_route_set_blackhole(struct zapi_route *api,
SET_FLAG(api->message, ZAPI_MESSAGE_NEXTHOP);
};
+extern void zclient_send_mlag_register(struct zclient *client,
+ uint32_t bit_map);
+extern void zclient_send_mlag_deregister(struct zclient *client);
+
+extern void zclient_send_mlag_data(struct zclient *client,
+ struct stream *client_s);
#endif /* _ZEBRA_ZCLIENT_H */