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Diffstat (limited to 'src/plugins/lacp/protocol.h')
| -rw-r--r-- | src/plugins/lacp/protocol.h | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/src/plugins/lacp/protocol.h b/src/plugins/lacp/protocol.h new file mode 100644 index 00000000000..05a3f04a227 --- /dev/null +++ b/src/plugins/lacp/protocol.h @@ -0,0 +1,178 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef __included_lacp_protocol_h__ +#define __included_lacp_protocol_h__ + +#include <vnet/ethernet/ethernet.h> +#include <vnet/bonding/node.h> + +#define LACP_CHURN_DETECTION_TIME 60 +#define LACP_AGGREGATE_WAIT_TIME 2.0 + +#define LACP_SUBTYPE 1 +#define LACP_ACTOR_LACP_VERSION 1 + +#define foreach_lacp_tlv \ + _ (TERMINATOR_INFORMATION, 0) \ + _ (ACTOR_INFORMATION, 1) \ + _ (PARTNER_INFORMATION , 2) \ + _ (COLLECTOR_INFORMATION, 3) + +typedef enum +{ +#define _(f,n) LACP_##f = (n), + foreach_lacp_tlv +#undef _ +} lacp_tlv_t; + +#define foreach_lacp_port \ + _ (UNSELECTED, 0) \ + _ (SELECTED, 1) \ + _ (STANDBY, 2) + +typedef enum +{ +#define _(f,n) LACP_PORT_##f = (n), + foreach_lacp_port +#undef _ +} lacp_port_t; + +/* Port state */ +#define foreach_lacp_state \ + _(0, LACP_ACTIVITY, "activity") \ + _(1, LACP_TIMEOUT, "lacp timeout") \ + _(2, AGGREGATION, "aggregation") \ + _(3, SYNCHRONIZATION, "synchronization") \ + _(4, COLLECTING, "collecting") \ + _(5, DISTRIBUTING, "distributing") \ + _(6, DEFAULTED, "defaulted") \ + _(7, EXPIRED, "expired") + +typedef enum +{ +#define _(a, b, c) LACP_STATE_##b = (1 << a), + foreach_lacp_state +#undef _ +} lacp_state_t; + +#define foreach_lacp_state_flag \ + _(0, LACP_STATE_LACP_ACTIViTY, "activity") \ + _(1, LACP_STATE_LACP_TIMEOUT, "lacp timeout") \ + _(2, LACP_STATE_AGGREGATION, "aggregation") \ + _(3, LACP_STATE_SYNCHRONIZATION, "synchronization") \ + _(4, LACP_STATE_COLLECTIING, "collecting") \ + _(5, LACP_STATE_DISTRIBUTING, "distributing") \ + _(6, LACP_STATE_DEFAULTED, "defaulted") \ + _(7, LACP_STATE_EXPIRED, "expired") + +typedef struct +{ + u8 bit; + char *str; +} lacp_state_struct; + +typedef struct +{ + u8 bit; + char *str; +} lacp_event_struct; + +#define LACP_MAX_TX_IN_SECOND 3 +#define LACP_DEFAULT_PORT_PRIORITY 0x00ff +#define LACP_DEFAULT_SYSTEM_PRIORITY 0xffff + +typedef CLIB_PACKED (struct + { + u8 tlv_type; + u8 tlv_length; + lacp_port_info_t port_info; u8 reserved[3]; + }) lacp_actor_partner_t; + +typedef CLIB_PACKED (struct + { + u8 tlv_type; u8 tlv_length; u16 max_delay; + u8 reserved[12]; + }) lacp_collector_t; + +typedef CLIB_PACKED (struct + { + u8 tlv_type; u8 tlv_length; + u8 pad[50]; + }) lacp_terminator_t; + +typedef CLIB_PACKED (struct + { + u8 subtype; u8 version_number; + lacp_actor_partner_t actor; lacp_actor_partner_t partner; + lacp_collector_t collector; lacp_terminator_t terminator; + }) lacp_pdu_t; + +typedef CLIB_PACKED (struct + { + ethernet_header_t ethernet; lacp_pdu_t lacp; + }) ethernet_lacp_pdu_t; + +#define MARKER_SUBTYPE 2 +#define MARKER_PROTOCOL_VERSION 1 + +#define foreach_marker_tlv \ + _ (TERMINATOR_INFORMATION, 0) \ + _ (INFORMATION, 1) \ + _ (RESPONSE_INFORMATION , 2) + +typedef enum +{ +#define _(f,n) MARKER_##f = (n), + foreach_marker_tlv +#undef _ +} marker_tlv_t; + +typedef CLIB_PACKED (struct + { + u8 tlv_type; u8 tlv_length; + u8 reserved[90]; + }) marker_terminator_t; + +typedef CLIB_PACKED (struct + { + u8 tlv_type; + u8 tlv_length; + u16 requester_port; u8 requester_system[6]; + u32 requester_transaction_id; u8 pad[2]; + }) marker_information_t; + +typedef CLIB_PACKED (struct + { + u8 subtype; + u8 version_number; + marker_information_t marker_info; + marker_terminator_t terminator; + }) marker_pdu_t; + +typedef CLIB_PACKED (struct + { + ethernet_header_t ethernet; marker_pdu_t marker; + }) ethernet_marker_pdu_t; + +#endif /* __included_lacp_protocol_h__ */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |