diff options
Diffstat (limited to 'zebra/zebra_mpls_netlink.c')
| -rw-r--r-- | zebra/zebra_mpls_netlink.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/zebra/zebra_mpls_netlink.c b/zebra/zebra_mpls_netlink.c index 2a21f8686b..63f518ffc3 100644 --- a/zebra/zebra_mpls_netlink.c +++ b/zebra/zebra_mpls_netlink.c @@ -22,6 +22,7 @@ #ifdef HAVE_NETLINK +#include "zebra/debug.h" #include "zebra/rt.h" #include "zebra/rt_netlink.h" #include "zebra/zebra_mpls.h" @@ -98,9 +99,38 @@ enum zebra_dplane_result kernel_del_lsp(zebra_lsp_t *lsp) return ZEBRA_DPLANE_REQUEST_SUCCESS; } +/* + * LSP forwarding update using dataplane context information. + */ enum zebra_dplane_result kernel_lsp_update(struct zebra_dplane_ctx *ctx) { - return ZEBRA_DPLANE_REQUEST_FAILURE; + int cmd, ret = -1; + + /* Call to netlink layer based on type of update */ + if (dplane_ctx_get_op(ctx) == DPLANE_OP_LSP_DELETE) { + cmd = RTM_DELROUTE; + } else if (dplane_ctx_get_op(ctx) == DPLANE_OP_LSP_INSTALL || + dplane_ctx_get_op(ctx) == DPLANE_OP_LSP_UPDATE) { + + /* Validate */ + if (dplane_ctx_get_best_nhlfe(ctx) == NULL) { + if (IS_ZEBRA_DEBUG_KERNEL || IS_ZEBRA_DEBUG_MPLS) + zlog_debug("LSP in-label %u: update fails, no best NHLFE", + dplane_ctx_get_in_label(ctx)); + goto done; + } + + cmd = RTM_NEWROUTE; + } else + /* Invalid op? */ + goto done; + + ret = netlink_mpls_multipath_ctx(cmd, ctx); + +done: + + return (ret == 0 ? + ZEBRA_DPLANE_REQUEST_SUCCESS : ZEBRA_DPLANE_REQUEST_FAILURE); } int mpls_kernel_init(void) |