det44.api

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/*
 * Copyright (c) 2020 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.
 */
 
option version = "1.0.0";
import "vnet/ip/ip_types.api";
import "vnet/interface_types.api";
import "plugins/nat/lib/nat_types.api";
 
/**
 * @file det44.api
 * @brief VPP control-plane API messages.
 *
 * This file defines VPP control-plane API messages which are generally
 * called through a shared memory interface.
 */
 
/** \brief Enable/disable DET44 plugin
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param inside_vrf - inside VRF id
    @param outside_vrf - outside VRF id
    @param enable - true if enable, false if disable
*/
autoreply define det44_plugin_enable_disable {
  u32 client_index;
  u32 context;
  u32 inside_vrf;
  u32 outside_vrf;
  bool enable;
  option status="in_progress";
};
 
/** \brief Enable/disable DET44 feature on the interface
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_add - true if add, false if delete
    @param is_inside - true if interface is inside, false if outside
    @param sw_if_index - software index of the interface
*/
autoreply define det44_interface_add_del_feature {
  u32 client_index;
  u32 context;
  bool is_add;
  bool is_inside;
  vl_api_interface_index_t sw_if_index;
  option status="in_progress";
};
 
/** \brief Dump interfaces with DET44 feature
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
define det44_interface_dump {
  u32 client_index;
  u32 context;
  option status="in_progress";
};
 
/** \brief DET44 interface details response
    @param context - sender context, to match reply w/ request
    @param is_inside - true if interface is inside, false if outside
    @param sw_if_index - software index of the interface
*/
define det44_interface_details {
  u32 context;
  bool is_inside;
  bool is_outside;
  vl_api_interface_index_t sw_if_index;
  option status="in_progress";
};
 
/** \brief Add/delete DET44 mapping
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_add - true if add, false if delete
    @param in_addr - inside IPv4 address
    @param in_plen - inside IPv4 address prefix length
    @param out_addr - outside IPv4 address
    @param out_plen - outside IPv4 address prefix length
*/
autoreply define det44_add_del_map {
  u32 client_index;
  u32 context;
  bool is_add;
  vl_api_ip4_address_t in_addr;
  u8 in_plen;
  vl_api_ip4_address_t out_addr;
  u8 out_plen;
};
 
/** \brief Get outside address and port range from inside address
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param in_addr - inside IP address
*/
define det44_forward {
  u32 client_index;
  u32 context;
  vl_api_ip4_address_t in_addr;
};
 
/** \brief Get outside address and port range from inside address
    @param context - sender context, to match reply w/ request
    @param retval - return code
    @param out_port_lo - outside port range start
    @param out_port_hi - outside port range end
    @param out_addr - outside IPv4 address
*/
define det44_forward_reply {
  u32 context;
  i32 retval;
  u16 out_port_lo;
  u16 out_port_hi;
  vl_api_ip4_address_t out_addr;
};
 
/** \brief Get inside address from outside address and port
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param out_port - outside port
    @param out_addr - outside IPv4 address
*/
define det44_reverse {
  u32 client_index;
  u32 context;
  u16 out_port;
  vl_api_ip4_address_t out_addr;
};
 
/** \brief Get inside address from outside address and port reply
    @param context - sender context, to match reply w/ request
    @param retval - return code
    @param in_addr - inside IP address
*/
define det44_reverse_reply {
  u32 context;
  i32 retval;
  vl_api_ip4_address_t in_addr;
};
 
/** \brief Dump DET44 mappings
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
define det44_map_dump {
  u32 client_index;
  u32 context;
};
 
/** \brief DET44 users response
    @param context - sender context, to match reply w/ request
    @param in_addr - inside IPv4 address
    @param in_plen - inside IPv4 address prefix length
    @param out_addr - outside IPv4 address
    @param out_plen - outside IPv4 address prefix length
    @param sharing_ratio - outside to inside address sharing ratio
    @param ports_per_host - number of ports available to a host
    @param ses_num - number of sessions belonging to this mapping
*/
define det44_map_details {
  u32 context;
  vl_api_ip4_address_t in_addr;
  u8 in_plen;
  vl_api_ip4_address_t out_addr;
  u8 out_plen;
  u32 sharing_ratio;
  u16 ports_per_host;
  u32 ses_num;
};
 
/** \brief Close DET44 session by outside address and port
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param out_addr - outside IPv4 address
    @param out_port - outside port
    @param ext_addr - external host IPv4 address
    @param ext_port - external host port
*/
autoreply define det44_close_session_out {
  u32 client_index;
  u32 context;
  vl_api_ip4_address_t out_addr;
  u16 out_port;
  vl_api_ip4_address_t ext_addr;
  u16 ext_port;
};
 
/** \brief Close DET44 session by inside address and port
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param in_addr - inside IP address
    @param in_port - inside port
    @param ext_addr - external host IP address
    @param ext_port - external host port
*/
autoreply define det44_close_session_in {
  u32 client_index;
  u32 context;
  vl_api_ip4_address_t in_addr;
  u16 in_port;
  vl_api_ip4_address_t ext_addr;
  u16 ext_port;
};
 
/** \brief Dump DET44 sessions
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param user_addr - address of an inside user whose sessions to dump
*/
define det44_session_dump {
  u32 client_index;
  u32 context;
  vl_api_ip4_address_t user_addr;
};
 
/** \brief DET44 sessions reply
    @param context - sender context, to match reply w/ request
    @param in_port - inside port
    @param ext_addr - external host IPv4 address
    @param ext_port - external host port
    @param out_port - outside port
    @param state - session state
    @param expire - session expiration timestamp
*/
define det44_session_details {
  u32 context;
  u16 in_port;
  vl_api_ip4_address_t ext_addr;
  u16 ext_port;
  u16 out_port;
  u8 state;
  u32 expire;
};
 
/** \brief Set values of timeouts for DET44 sessions (seconds)
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param udp - UDP timeout (default 300sec)
    @param tcp_established - TCP established timeout (default 7440sec)
    @param tcp_transitory - TCP transitory timeout (default 240sec)
    @param icmp - ICMP timeout (default 60sec)
*/
autoreply define det44_set_timeouts {
  u32 client_index;
  u32 context;
  u32 udp;
  u32 tcp_established;
  u32 tcp_transitory;
  u32 icmp;
  option status="in_progress";
};
 
/** \brief Get values of timeouts for DET44 sessions (seconds)
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
define det44_get_timeouts {
  u32 client_index;
  u32 context;
};
 
/** \brief Get values of timeouts for DET44 sessions reply
    @param context - sender context, to match reply w/ request
    @param retval - return code
    @param udp - UDP timeout
    @param tcp_established - TCP established timeout
    @param tcp_transitory - TCP transitory timeout
    @param icmp - ICMP timeout
*/
define det44_get_timeouts_reply {
  u32 context;
  i32 retval;
  u32 udp;
  u32 tcp_established;
  u32 tcp_transitory;
  u32 icmp;
  option status="in_progress";
};
 
/*
 * Obsolete deterministic API to be removed
 */
 
/** \brief Add/delete NAT deterministic mapping
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_add - true if add, false if delete
    @param in_addr - inside IPv4 address
    @param in_plen - inside IPv4 address prefix length
    @param out_addr - outside IPv4 address
    @param out_plen - outside IPv4 address prefix length
*/
autoreply define nat_det_add_del_map {
  u32 client_index;
  u32 context;
  bool is_add;
  vl_api_ip4_address_t in_addr;
  u8 in_plen;
  vl_api_ip4_address_t out_addr;
  u8 out_plen;
  option deprecated;
};
 
/** \brief Get outside address and port range from inside address
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param in_addr - inside IP address
*/
define nat_det_forward {
  u32 client_index;
  u32 context;
  vl_api_ip4_address_t in_addr;
  option deprecated;
};
 
/** \brief Get outside address and port range from inside address
    @param context - sender context, to match reply w/ request
    @param retval - return code
    @param out_port_lo - outside port range start
    @param out_port_hi - outside port range end
    @param out_addr - outside IPv4 address
*/
define nat_det_forward_reply {
  u32 context;
  i32 retval;
  u16 out_port_lo;
  u16 out_port_hi;
  vl_api_ip4_address_t out_addr;
  option deprecated;
};
 
/** \brief Get inside address from outside address and port
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param out_port - outside port
    @param out_addr - outside IPv4 address
*/
define nat_det_reverse {
  u32 client_index;
  u32 context;
  u16 out_port;
  vl_api_ip4_address_t out_addr;
  option deprecated;
};
 
/** \brief Get inside address from outside address and port reply
    @param context - sender context, to match reply w/ request
    @param retval - return code
    @param in_addr - inside IP address
*/
define nat_det_reverse_reply {
  u32 context;
  i32 retval;
  vl_api_ip4_address_t in_addr;
  option deprecated;
};
 
/** \brief Dump NAT deterministic mappings
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
define nat_det_map_dump {
  u32 client_index;
  u32 context;
  option deprecated;
};
 
/** \brief NAT users response
    @param context - sender context, to match reply w/ request
    @param in_addr - inside IPv4 address
    @param in_plen - inside IPv4 address prefix length
    @param out_addr - outside IPv4 address
    @param out_plen - outside IPv4 address prefix length
    @param sharing_ratio - outside to inside address sharing ratio
    @param ports_per_host - number of ports available to a host
    @param ses_num - number of sessions belonging to this mapping
*/
define nat_det_map_details {
  u32 context;
  vl_api_ip4_address_t in_addr;
  u8 in_plen;
  vl_api_ip4_address_t out_addr;
  u8 out_plen;
  u32 sharing_ratio;
  u16 ports_per_host;
  u32 ses_num;
  option deprecated;
};
 
/** \brief Close deterministic NAT session by outside address and port
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param out_addr - outside IPv4 address
    @param out_port - outside port
    @param ext_addr - external host IPv4 address
    @param ext_port - external host port
*/
autoreply define nat_det_close_session_out {
  u32 client_index;
  u32 context;
  vl_api_ip4_address_t out_addr;
  u16 out_port;
  vl_api_ip4_address_t ext_addr;
  u16 ext_port;
  option deprecated;
};
 
/** \brief Close deterministic NAT session by inside address and port
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param in_addr - inside IP address
    @param in_port - inside port
    @param ext_addr - external host IP address
    @param ext_port - external host port
*/
autoreply define nat_det_close_session_in {
  u32 client_index;
  u32 context;
  vl_api_ip4_address_t in_addr;
  u16 in_port;
  vl_api_ip4_address_t ext_addr;
  u16 ext_port;
  option deprecated;
};
 
/** \brief Dump determinstic NAT sessions
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param user_addr - address of an inside user whose sessions to dump
*/
define nat_det_session_dump {
  u32 client_index;
  u32 context;
  vl_api_ip4_address_t user_addr;
  option deprecated;
};
 
/** \brief Deterministic NAT sessions reply
    @param context - sender context, to match reply w/ request
    @param in_port - inside port
    @param ext_addr - external host IPv4 address
    @param ext_port - external host port
    @param out_port - outside NAT port
    @param state - session state
    @param expire - session expiration timestamp
*/
define nat_det_session_details {
  u32 context;
  u16 in_port;
  vl_api_ip4_address_t ext_addr;
  u16 ext_port;
  u16 out_port;
  u8 state;
  u32 expire;
  option deprecated;
};