diff options
Diffstat (limited to 'src/vnet/dhcp/dhcp6_ia_na_client_cp.c')
| -rw-r--r-- | src/vnet/dhcp/dhcp6_ia_na_client_cp.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/vnet/dhcp/dhcp6_ia_na_client_cp.c b/src/vnet/dhcp/dhcp6_ia_na_client_cp.c index ad0ca8e3e93..c5e4d0ce1da 100644 --- a/src/vnet/dhcp/dhcp6_ia_na_client_cp.c +++ b/src/vnet/dhcp/dhcp6_ia_na_client_cp.c @@ -317,7 +317,11 @@ dhcp6_reply_event_handler (vl_api_dhcp6_reply_event_t * mp) { address_info->preferred_lt = preferred_time; address_info->valid_lt = valid_time; - address_info->due_time = current_time + valid_time; + address_info->due_time = current_time; + /* Renew the lease at the preferred time, if non-zero */ + address_info->due_time += (preferred_time > 0) ? + preferred_time : valid_time; + if (address_info->due_time > rm->max_valid_due_time) rm->max_valid_due_time = address_info->due_time; continue; @@ -331,7 +335,11 @@ dhcp6_reply_event_handler (vl_api_dhcp6_reply_event_t * mp) address_info->address = *address; address_info->preferred_lt = preferred_time; address_info->valid_lt = valid_time; - address_info->due_time = current_time + valid_time; + address_info->due_time = current_time; + /* Renew the lease at the preferred time, if non-zero */ + address_info->due_time += (preferred_time > 0) ? + preferred_time : valid_time; + if (address_info->due_time > rm->max_valid_due_time) rm->max_valid_due_time = address_info->due_time; rm->client_state_by_sw_if_index[sw_if_index].address_count++; |