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zebra: Add dataplane process result function for nexthops

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Add a function that can handle the results of a dataplane
ctx status, dpending on the operation performed.

Signed-off-by: Stephen Worley <sworley@cumulusnetworks.com>
This commit is contained in:
Stephen Worley 2019-03-07 18:15:30 -05:00
parent 147bad16b9
commit 5f3c9e520c
2 changed files with 80 additions and 1 deletions
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77
zebra/zebra_nhg.c
View File

@ -36,7 +36,6 @@
#include "zebra/zebra_routemap.h"
#include "zebra/rt.h"
#include "zebra_errors.h"
#include "zebra_dplane.h"
/**
* zebra_nhg_lookup_id() - Lookup the nexthop group id in the id table
@ -898,6 +897,82 @@ void zebra_nhg_uninstall_kernel(struct nhg_hash_entry *nhe)
}
}
/**
* zebra_nhg_dplane_result() - Process dplane result
*
* @ctx: Dataplane context
*/
void zebra_nhg_dplane_result(struct zebra_dplane_ctx *ctx)
{
enum dplane_op_e op;
enum zebra_dplane_result status;
uint32_t id = 0;
struct nhg_hash_entry *nhe = NULL;
op = dplane_ctx_get_op(ctx);
status = dplane_ctx_get_status(ctx);
id = dplane_ctx_get_nhe(ctx)->id;
nhe = zebra_nhg_lookup_id(id);
if (nhe) {
if (IS_ZEBRA_DEBUG_DPLANE_DETAIL)
zlog_debug(
"Nexthop dplane ctx %p, op %s, nexthop ID (%u), result %s",
ctx, dplane_op2str(op), nhe->id,
dplane_res2str(status));
switch (op) {
case DPLANE_OP_NH_DELETE:
if (status == ZEBRA_DPLANE_REQUEST_SUCCESS) {
UNSET_FLAG(nhe->flags, NEXTHOP_GROUP_INSTALLED);
zebra_nhg_release(nhe);
} else {
flog_err(
EC_ZEBRA_DP_DELETE_FAIL,
"Failed to uninstall Nexthop ID (%u) from the kernel",
nhe->id);
}
break;
case DPLANE_OP_NH_INSTALL:
case DPLANE_OP_NH_UPDATE:
if (status == ZEBRA_DPLANE_REQUEST_SUCCESS) {
SET_FLAG(nhe->flags, NEXTHOP_GROUP_INSTALLED);
} else {
flog_err(
EC_ZEBRA_DP_INSTALL_FAIL,
"Failed to install Nexthop ID (%u) into the kernel",
nhe->id);
UNSET_FLAG(nhe->flags, NEXTHOP_GROUP_INSTALLED);
}
UNSET_FLAG(nhe->flags, NEXTHOP_GROUP_QUEUED);
break;
case DPLANE_OP_ROUTE_INSTALL:
case DPLANE_OP_ROUTE_UPDATE:
case DPLANE_OP_ROUTE_DELETE:
case DPLANE_OP_ROUTE_NOTIFY:
case DPLANE_OP_LSP_INSTALL:
case DPLANE_OP_LSP_UPDATE:
case DPLANE_OP_LSP_DELETE:
case DPLANE_OP_LSP_NOTIFY:
case DPLANE_OP_PW_INSTALL:
case DPLANE_OP_PW_UNINSTALL:
case DPLANE_OP_SYS_ROUTE_ADD:
case DPLANE_OP_SYS_ROUTE_DELETE:
case DPLANE_OP_ADDR_INSTALL:
case DPLANE_OP_ADDR_UNINSTALL:
case DPLANE_OP_MAC_INSTALL:
case DPLANE_OP_MAC_DELETE:
case DPLANE_OP_NONE:
break;
}
dplane_ctx_fini(&ctx);
} else {
flog_err(
EC_ZEBRA_NHG_SYNC,
"%s operation preformed on Nexthop ID (%u) in the kernel, that we no longer have in our table",
dplane_op2str(op), id);
}
}

4
zebra/zebra_nhg.h
View File

@ -26,6 +26,8 @@
#include "zebra/rib.h"
#include "lib/nexthop_group.h"
#include "zebra/zebra_dplane.h"
struct nhg_hash_entry {
uint32_t id;
vrf_id_t vrf_id;
@ -83,4 +85,6 @@ void zebra_nhg_install_kernel(struct nhg_hash_entry *nhe);
void zebra_nhg_uninstall_kernel(struct nhg_hash_entry *nhe);
void zebra_nhg_cleanup_tables(void);
void zebra_nhg_dplane_result(struct zebra_dplane_ctx *ctx);
#endif