vpp - Vector Packet Processing

Age	Commit message (Expand)	Author	Files	Lines
2018-07-11	srv6: Fixing SRH parsing bug in Scapy 2.4	Francois Clad	1	-0/+28
2018-03-19	Scapy upgrade to 2.4.0.rc5	Neale Ranns	5	-0/+197
2018-03-01	Fix ERSPAN encap to set EN bits in the header and add test case	John Lo	1	-1/+29
2018-02-26	update BIER scapy patch to match the scapy repo PR	Neale Ranns	1	-4/+2
2018-02-06	BIER: fix support for longer bit-string lengths	Neale Ranns	1	-30/+35
2018-02-01	IPv4/6 reassembly	Klement Sekera	1	-12/+13
2017-12-13	GRE: fix single loop decap and add test	Neale Ranns	1	-0/+9
2017-12-09	BIER in non-MPLS netowrks	Neale Ranns	1	-3/+17
2017-11-15	vxlan extended tests - fix scapy-related issues	Gabriel Ganne	1	-0/+11
2017-11-09	BIER	Neale Ranns	2	-8/+72
2017-10-06	Initial GENEVE TUNNEL implementation and tests.	Marco Varlese	2	-0/+69
2017-08-22	SRv6 tests	Kris Michielsen	1	-0/+185
2017-05-25	MPLS hash function improvements	Neale Ranns	1	-0/+5
2017-01-26	DHCPv[46] proxy tests	Neale Ranns	1	-0/+58
2016-12-02	MPLS infrastructure improvments	Neale Ranns	1	-0/+13
2016-11-22	GRE tests and fixes	Neale Ranns	1	-0/+25

/* * 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_vnet_bonding_node_h__ #define __included_vnet_bonding_node_h__ #include <vlib/vlib.h> #include <vlib/unix/unix.h> #include <vppinfra/format.h> #include <vppinfra/hash.h> #include <vnet/ethernet/ethernet.h> #include <vnet/interface.h> #define LACP_FAST_PERIODIC_TIMER 1.0 #define LACP_SHORT_TIMOUT_TIME (LACP_FAST_PERIODIC_TIMER * 3) #define LACP_SLOW_PERIODIC_TIMER 30.0 #define LACP_LONG_TIMOUT_TIME (LACP_SLOW_PERIODIC_TIMER * 3) #ifndef MIN #define MIN(x,y) (((x)<(y))?(x):(y)) #endif #define BOND_MODULO_SHORTCUT(a) \ (is_pow2 (a)) #define foreach_bond_mode \ _ (1, ROUND_ROBIN, "round-robin") \ _ (2, ACTIVE_BACKUP, "active-backup") \ _ (3, XOR, "xor") \ _ (4, BROADCAST, "broadcast") \ _ (5, LACP, "lacp") typedef enum { #define _(v, f, s) BOND_MODE_##f = v, foreach_bond_mode #undef _ } bond_mode_t; /* configurable load-balances */ #define foreach_bond_lb \ _ (2, L23, "l23", l23) \ _ (1, L34 , "l34", l34) \ _ (0, L2, "l2", l2) /* load-balance functions implemented in bond-output */ #define foreach_bond_lb_algo \ _ (0, L2, "l2", l2) \ _ (1, L34 , "l34", l34) \ _ (2, L23, "l23", l23) \ _ (3, RR, "round-robin", round_robin) \ _ (4, BC, "broadcast", broadcast) \ _ (5, AB, "active-backup", active_backup) typedef enum { #define _(v, f, s, p) BOND_LB_##f = v, foreach_bond_lb_algo #undef _ } bond_load_balance_t; typedef enum { BOND_SEND_GARP_NA = 1, } bond_send_garp_na_process_event_t; typedef struct { u32 id; u8 hw_addr_set; u8 hw_addr[6]; u8 mode; u8 lb; u8 numa_only; /* return */ u32 sw_if_index; int rv; clib_error_t *error; } bond_create_if_args_t; typedef struct { /* slave's sw_if_index */ u32 slave; /* bond's sw_if_index */ u32 group; u8 is_passive; u8 is_long_timeout; /* return */ int rv; clib_error_t *error; } bond_enslave_args_t; typedef struct { u32 slave; /* return */ int rv; clib_error_t *error; } bond_detach_slave_args_t; /** BOND interface details struct */ typedef struct { u32 sw_if_index; u32 id; u8 interface_name[64]; u8 mode; u8 lb; u8 numa_only; u32 active_slaves; u32 slaves; } bond_interface_details_t; /** slave interface details struct */ typedef struct { u32 sw_if_index; u8 interface_name[64]; u8 is_passive; u8 is_long_timeout; u32 active_slaves; } slave_interface_details_t; typedef CLIB_PACKED (struct { u16 system_priority; u8 system[6]; u16 key; u16 port_priority; u16 port_number; u8 state; }) lacp_port_info_t; typedef struct { CLIB_CACHE_LINE_ALIGN_MARK (cacheline0); u32 buffers[VLIB_FRAME_SIZE]; u32 n_buffers; } bond_per_port_queue_t; typedef struct { bond_per_port_queue_t *per_port_queue; } bond_per_thread_data_t; typedef struct { u8 admin_up; u8 mode; u8 lb; /* This flag works for active-backup mode only and marks if the working port is local numa. */ u8 is_local_numa; /* current working sw_if_index in active-bakeup mode. */ u32 sw_if_index_working; /* the last slave index for the rr lb */ u32 lb_rr_last_index; /* Real device instance in interface vector */ u32 dev_instance; /* Interface ID being shown to user */ u32 id; u32 hw_if_index; u32 sw_if_index; /* Configured slaves */ u32 *slaves; /* Slaves that are in DISTRIBUTING state */ u32 *active_slaves; /* rapidly find an active slave */ uword *active_slave_by_sw_if_index; lacp_port_info_t partner; lacp_port_info_t actor; u8 individual_aggregator; /* If the flag numa_only is set, it means that only slaves on local numa node works for lacp mode if have at least one, otherwise it works as usual. */ u8 numa_only; /* How many slaves on local numa node are there in lacp mode? */ word n_numa_slaves; u32 group; uword *port_number_bitmap; u8 use_custom_mac; u8 hw_address[6]; clib_spinlock_t lockp; } bond_if_t; typedef struct { u8 persistent_hw_address[6]; /* neighbor's vlib software interface index */ u32 sw_if_index; /* Neighbor time-to-live (usually 3s) */ f32 ttl_in_seconds; /* 1 = interface is configured with long timeout (60s) */ u8 is_long_timeout; /* 1 = debug is on; 0 = debug is off */ u8 debug; /* tx packet template id for this neighbor */ u8 packet_template_index; /* Info we actually keep about each neighbor */ /* Jenkins hash optimization: avoid tlv scan, send short keepalive msg */ u8 last_packet_signature_valid; uword last_packet_signature; /* last received lacp packet, for the J-hash optimization */ u8 *last_rx_pkt; /* last marker packet */ u8 *last_marker_pkt; /* neighbor vlib hw_if_index */ u32 hw_if_index; /* actor does not initiate the protocol exchange */ u8 is_passive; /* Partner port information */ lacp_port_info_t partner; lacp_port_info_t partner_admin;; /* Actor port information */ lacp_port_info_t actor; lacp_port_info_t actor_admin; /* Need To Transmit flag */ u8 ntt; /* Link has been established and Aggregate Port is operable */ u8 port_enabled; /* Initialization or reinitialization of the lacp protocol entity */ u8 begin; /* Aggregation Port is operating the lacp */ u8 lacp_enabled; /* MUX to indicate to the Selection Logic wait_while_timer expired */ u8 ready_n; /* Selection Logic indicates al Aggregation Ports attached */ u8 ready; /* Selection Logic selected an Aggregator */ int selected; /* RX machine indicates an Aggregation Port in PORT_DISABLED state */ u8 port_moved; /* timer used to detect whether received protocol information has expired */ f64 current_while_timer; /* timer used to detect actor churn states */ f64 actor_churn_timer; /* time last lacpdu was sent */ f64 last_lacpdu_sent_time; /* time last lacpdu was received */ f64 last_lacpdu_recd_time; /* time last marker pdu was sent */ f64 last_marker_pdu_sent_time; /* time last marker pdu was received */ f64 last_marker_pdu_recd_time; /* timer used to generate periodic transmission */ f64 periodic_timer; /* timer used to detect partner churn states */ f64 partner_churn_timer; /* provides hysteresis before performing an aggregation change */ f64 wait_while_timer; /* Implemention variables, not in the spec */ int rx_state; int tx_state; int mux_state; int ptx_state; /* actor admin key */ u32 group; u32 marker_tx_id; u32 bif_dev_instance; u8 loopback_port; /* bond mode */ u8 mode; /* good lacp pdu received */ u64 pdu_received; /* bad lacp pdu received */ u64 bad_pdu_received; /* pdu sent */ u64 pdu_sent; /* good marker pdu received */ u64 marker_pdu_received; /* bad marker pdu received */ u64 marker_bad_pdu_received; /* pdu sent */ u64 marker_pdu_sent; } slave_if_t; typedef void (*lacp_enable_disable_func) (vlib_main_t * vm, bond_if_t * bif, slave_if_t * sif, u8 enable); typedef struct { /* pool of bonding interfaces */ bond_if_t *interfaces; /* record used interface IDs */ uword *id_used; /* pool of slave interfaces */ slave_if_t *neighbors; /* rapidly find a bond by vlib software interface index */ uword *bond_by_sw_if_index; /* convenience variables */ vlib_main_t *vlib_main; vnet_main_t *vnet_main; /* lacp plugin is loaded */ u8 lacp_plugin_loaded; lacp_enable_disable_func lacp_enable_disable; uword *slave_by_sw_if_index; bond_per_thread_data_t *per_thread_data; u32 **stats; } bond_main_t; /* bond packet trace capture */ typedef struct { ethernet_header_t ethernet; u32 sw_if_index; u32 bond_sw_if_index; } bond_packet_trace_t; typedef u32 (*load_balance_func) (vlib_main_t * vm, vlib_node_runtime_t * node, bond_if_t * bif, vlib_buffer_t * b0, uword slave_count); typedef struct { load_balance_func load_balance; } bond_load_balance_func_t; extern vlib_node_registration_t bond_input_node; extern vlib_node_registration_t bond_process_node; extern vnet_device_class_t bond_dev_class; extern bond_main_t bond_main; void bond_disable_collecting_distributing (vlib_main_t * vm, slave_if_t * sif); void bond_enable_collecting_distributing (vlib_main_t * vm, slave_if_t * sif); u8 *format_bond_interface_name (u8 * s, va_list * args); void bond_create_if (vlib_main_t * vm, bond_create_if_args_t * args); int bond_delete_if (vlib_main_t * vm, u32 sw_if_index); void bond_enslave (vlib_main_t * vm, bond_enslave_args_t * args); void bond_detach_slave (vlib_main_t * vm, bond_detach_slave_args_t * args); int bond_dump_ifs (bond_interface_details_t ** out_bondids); int bond_dump_slave_ifs (slave_interface_details_t ** out_slaveids, u32 bond_sw_if_index); static inline uword unformat_bond_mode (unformat_input_t * input, va_list * args) { u8 *r = va_arg (*args, u8 *); if (0); #define _(v, f, s) else if (unformat (input, s)) *r = BOND_MODE_##f; foreach_bond_mode #undef _ else return 0; return 1; } static inline u8 * format_bond_mode (u8 * s, va_list * args) { u32 i = va_arg (*args, u32); u8 *t = 0; switch (i) { #define _(v, f, s) case BOND_MODE_##f: t = (u8 *) s; break; foreach_bond_mode #undef _ default: return format (s, "unknown"); } return format (s, "%s", t); } static inline uword unformat_bond_load_balance (unformat_input_t * input, va_list * args) { u8 *r = va_arg (*args, u8 *); if (0); #define _(v, f, s, p) else if (unformat (input, s)) *r = BOND_LB_##f; foreach_bond_lb #undef _ else return 0; return 1; } static inline u8 * format_bond_load_balance (u8 * s, va_list * args) { u32 i = va_arg (*args, u32); u8 *t = 0; switch (i) { #define _(v, f, s, p) case BOND_LB_##f: t = (u8 *) s; break; foreach_bond_lb_algo #undef _ default: return format (s, "unknown"); } return format (s, "%s", t); } static inline void bond_register_callback (lacp_enable_disable_func func) { bond_main_t *bm = &bond_main; bm->lacp_plugin_loaded = 1; bm->lacp_enable_disable = func; } static inline bond_if_t * bond_get_master_by_sw_if_index (u32 sw_if_index) { bond_main_t *bm = &bond_main; uword *p; p = hash_get (bm->bond_by_sw_if_index, sw_if_index); if (!p) { return 0; } return pool_elt_at_index (bm->interfaces, p[0]); } static inline bond_if_t * bond_get_master_by_dev_instance (u32 dev_instance) { bond_main_t *bm = &bond_main; return pool_elt_at_index (bm->interfaces, dev_instance); } static inline slave_if_t * bond_get_slave_by_sw_if_index (u32 sw_if_index) { bond_main_t *bm = &bond_main; slave_if_t *sif = 0; uword p; if (sw_if_index < vec_len (bm->slave_by_sw_if_index)) { p = bm->slave_by_sw_if_index[sw_if_index]; if (p) sif = pool_elt_at_index (bm->neighbors, p >> 1); } return sif; } #endif /* __included_vnet_bonding_node_h__ */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */