Line data Source code
1 : #include "fd_gossip_tile.h"
2 : #include "../../disco/topo/fd_topo.h"
3 : #include "../../disco/fd_disco_base.h"
4 : #include "../../disco/keyguard/fd_keyswitch.h"
5 : #include "../../disco/keyguard/fd_keyload.h"
6 : #include "../../disco/metrics/fd_metrics.h"
7 : #include "../../disco/shred/fd_stake_ci.h"
8 : #include "../../flamenco/gossip/fd_ping_tracker.h"
9 : #include "../../flamenco/leaders/fd_leaders_base.h"
10 : #include "../../util/net/fd_net_headers.h"
11 : #include "../../disco/net/fd_net_tile.h"
12 : #include "generated/fd_gossvf_tile_seccomp.h"
13 :
14 : #define DEBUG_PEERS (0)
15 :
16 0 : #define IN_KIND_SHRED_VERSION (0)
17 0 : #define IN_KIND_NET (1)
18 0 : #define IN_KIND_EPOCH (2)
19 0 : #define IN_KIND_PINGS (3)
20 0 : #define IN_KIND_GOSSIP (4)
21 :
22 : struct peer {
23 : fd_pubkey_t pubkey;
24 :
25 : fd_ip4_port_t gossip_addr;
26 : ushort shred_version;
27 :
28 : struct {
29 : ulong prev;
30 : ulong next;
31 : } map;
32 :
33 : struct {
34 : ulong next;
35 : } pool;
36 : };
37 :
38 : typedef struct peer peer_t;
39 :
40 : struct ping {
41 : fd_pubkey_t pubkey;
42 : fd_ip4_port_t addr;
43 :
44 : struct {
45 : ulong prev;
46 : ulong next;
47 : } map;
48 :
49 : struct {
50 : ulong next;
51 : } pool;
52 : };
53 :
54 : typedef struct ping ping_t;
55 :
56 : struct stake {
57 : fd_pubkey_t pubkey;
58 : ulong stake;
59 :
60 : struct {
61 : ulong prev;
62 : ulong next;
63 : } map;
64 :
65 : struct {
66 : ulong next;
67 : } pool;
68 : };
69 :
70 : typedef struct stake stake_t;
71 :
72 : #define POOL_NAME peer_pool
73 0 : #define POOL_T peer_t
74 : #define POOL_IDX_T ulong
75 0 : #define POOL_NEXT pool.next
76 : #include "../../util/tmpl/fd_pool.c"
77 :
78 : #define MAP_NAME peer_map
79 0 : #define MAP_KEY pubkey
80 : #define MAP_ELE_T peer_t
81 : #define MAP_KEY_T fd_pubkey_t
82 : #define MAP_PREV map.prev
83 0 : #define MAP_NEXT map.next
84 0 : #define MAP_KEY_EQ(k0,k1) fd_pubkey_eq( k0, k1 )
85 0 : #define MAP_KEY_HASH(key,seed) (seed^fd_ulong_load_8( (key)->uc ))
86 : #include "../../util/tmpl/fd_map_chain.c"
87 :
88 : #define POOL_NAME ping_pool
89 0 : #define POOL_T ping_t
90 : #define POOL_IDX_T ulong
91 0 : #define POOL_NEXT pool.next
92 : #include "../../util/tmpl/fd_pool.c"
93 :
94 : #define MAP_NAME ping_map
95 0 : #define MAP_KEY pubkey
96 : #define MAP_ELE_T ping_t
97 : #define MAP_KEY_T fd_pubkey_t
98 : #define MAP_PREV map.prev
99 0 : #define MAP_NEXT map.next
100 0 : #define MAP_KEY_EQ(k0,k1) fd_pubkey_eq( k0, k1 )
101 0 : #define MAP_KEY_HASH(key,seed) (seed^fd_ulong_load_8( (key)->uc ))
102 : #include "../../util/tmpl/fd_map_chain.c"
103 :
104 : #define POOL_NAME stake_pool
105 0 : #define POOL_T stake_t
106 : #define POOL_IDX_T ulong
107 0 : #define POOL_NEXT pool.next
108 : #include "../../util/tmpl/fd_pool.c"
109 :
110 : #define MAP_NAME stake_map
111 0 : #define MAP_KEY pubkey
112 : #define MAP_ELE_T stake_t
113 : #define MAP_KEY_T fd_pubkey_t
114 0 : #define MAP_PREV map.prev
115 0 : #define MAP_NEXT map.next
116 0 : #define MAP_KEY_EQ(k0,k1) fd_pubkey_eq( k0, k1 )
117 0 : #define MAP_KEY_HASH(key,seed) (seed^fd_ulong_load_8( (key)->uc ))
118 : #define MAP_OPTIMIZE_RANDOM_ACCESS_REMOVAL 1
119 : #include "../../util/tmpl/fd_map_chain.c"
120 :
121 : struct fd_gossvf_tile_ctx {
122 : long instance_creation_wallclock_nanos;
123 : ushort shred_version;
124 :
125 : int allow_private_address;
126 :
127 : fd_ip4_port_t gossip_addr;
128 : fd_ip4_port_t src_addr;
129 :
130 : fd_keyswitch_t * keyswitch;
131 : fd_pubkey_t identity_pubkey[1];
132 :
133 : fd_ip4_port_t entrypoints[ 16UL ];
134 : ulong entrypoints_cnt;
135 :
136 : #if DEBUG_PEERS
137 : ulong peer_cnt;
138 : ulong ping_cnt;
139 : #endif
140 :
141 : peer_t * peers;
142 : peer_map_t * peer_map;
143 :
144 : ping_t * pings;
145 : ping_map_t * ping_map;
146 :
147 : struct {
148 : ulong count;
149 : stake_t * pool;
150 : stake_map_t * map;
151 : uchar msg_buf[ FD_EPOCH_INFO_MAX_MSG_SZ ];
152 : } stake;
153 :
154 : uchar payload[ FD_NET_MTU ];
155 : fd_ip4_port_t peer;
156 :
157 : fd_gossip_ping_update_t _ping_update[1];
158 : fd_gossip_update_message_t _gossip_update[1];
159 : fd_gossip_message_t _message[1];
160 :
161 : double ticks_per_ns;
162 : long last_wallclock;
163 : long last_tickcount;
164 :
165 : ulong seed;
166 :
167 : ulong round_robin_idx;
168 : ulong round_robin_cnt;
169 :
170 : fd_sha512_t sha[ 1 ];
171 :
172 : struct {
173 : ulong depth;
174 : ulong map_cnt;
175 : ulong * sync;
176 : ulong * ring;
177 : ulong * map;
178 : } tcache;
179 :
180 : struct {
181 : int kind;
182 : ulong chunk0;
183 : ulong wmark;
184 : fd_wksp_t * mem;
185 : ulong mtu;
186 : } in[ 64UL ];
187 :
188 : fd_net_rx_bounds_t net_in_bounds[ 64UL ];
189 :
190 : struct {
191 : ulong chunk0;
192 : ulong chunk;
193 : ulong wmark;
194 : fd_wksp_t * mem;
195 : } out[ 1 ];
196 :
197 : struct {
198 : ulong message_rx[ FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_CNT ];
199 : ulong message_rx_bytes[ FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_CNT ];
200 : ulong crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_CNT ];
201 : ulong crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_CNT ];
202 : } metrics;
203 : };
204 :
205 : typedef struct fd_gossvf_tile_ctx fd_gossvf_tile_ctx_t;
206 :
207 : FD_FN_CONST static inline ulong
208 0 : scratch_align( void ) {
209 0 : return 128UL;
210 0 : }
211 :
212 : FD_FN_PURE static inline ulong
213 0 : scratch_footprint( fd_topo_tile_t const * tile ) {
214 0 : ulong l = FD_LAYOUT_INIT;
215 0 : l = FD_LAYOUT_APPEND( l, alignof( fd_gossvf_tile_ctx_t ), sizeof( fd_gossvf_tile_ctx_t ) );
216 0 : l = FD_LAYOUT_APPEND( l, peer_pool_align(), peer_pool_footprint( FD_CONTACT_INFO_TABLE_SIZE ) );
217 0 : l = FD_LAYOUT_APPEND( l, peer_map_align(), peer_map_footprint( 2UL*FD_CONTACT_INFO_TABLE_SIZE ) );
218 0 : l = FD_LAYOUT_APPEND( l, ping_pool_align(), ping_pool_footprint( FD_PING_TRACKER_MAX ) );
219 0 : l = FD_LAYOUT_APPEND( l, ping_map_align(), ping_map_footprint( 2UL*FD_PING_TRACKER_MAX ) );
220 0 : l = FD_LAYOUT_APPEND( l, stake_pool_align(), stake_pool_footprint( MAX_SHRED_DESTS ) );
221 0 : l = FD_LAYOUT_APPEND( l, stake_map_align(), stake_map_footprint( stake_map_chain_cnt_est( MAX_SHRED_DESTS ) ) );
222 0 : l = FD_LAYOUT_APPEND( l, fd_tcache_align(), fd_tcache_footprint( tile->gossvf.tcache_depth, 0UL ) );
223 0 : return FD_LAYOUT_FINI( l, scratch_align() );
224 0 : }
225 :
226 : static inline void
227 0 : during_housekeeping( fd_gossvf_tile_ctx_t * ctx ) {
228 0 : ctx->last_wallclock = fd_log_wallclock();
229 0 : ctx->last_tickcount = fd_tickcount();
230 :
231 0 : if( FD_UNLIKELY( fd_keyswitch_state_query( ctx->keyswitch )==FD_KEYSWITCH_STATE_SWITCH_PENDING ) ) {
232 0 : memcpy( ctx->identity_pubkey->uc, ctx->keyswitch->bytes, 32UL );
233 0 : fd_keyswitch_state( ctx->keyswitch, FD_KEYSWITCH_STATE_COMPLETED );
234 0 : }
235 0 : }
236 :
237 : static inline void
238 0 : metrics_write( fd_gossvf_tile_ctx_t * ctx ) {
239 0 : FD_MCNT_ENUM_COPY( GOSSVF, MESSAGE_RX, ctx->metrics.message_rx );
240 0 : FD_MCNT_ENUM_COPY( GOSSVF, MESSAGE_RX_BYTES, ctx->metrics.message_rx_bytes );
241 0 : FD_MCNT_ENUM_COPY( GOSSVF, CRDS_RX, ctx->metrics.crds_rx );
242 0 : FD_MCNT_ENUM_COPY( GOSSVF, CRDS_RX_BYTES, ctx->metrics.crds_rx_bytes );
243 0 : }
244 :
245 : static int
246 : before_frag( fd_gossvf_tile_ctx_t * ctx,
247 : ulong in_idx,
248 : ulong seq,
249 0 : ulong sig ) {
250 0 : if( FD_UNLIKELY( !ctx->shred_version && ctx->in[ in_idx ].kind!=IN_KIND_SHRED_VERSION ) ) return -1;
251 :
252 0 : switch( ctx->in[ in_idx ].kind ) {
253 0 : case IN_KIND_SHRED_VERSION: return 0;
254 0 : case IN_KIND_NET: return (seq % ctx->round_robin_cnt) != ctx->round_robin_idx;
255 0 : case IN_KIND_EPOCH: return 0;
256 0 : case IN_KIND_PINGS: return 0;
257 0 : case IN_KIND_GOSSIP: return sig!=FD_GOSSIP_UPDATE_TAG_CONTACT_INFO &&
258 0 : sig!=FD_GOSSIP_UPDATE_TAG_CONTACT_INFO_REMOVE;
259 0 : default: FD_LOG_ERR(( "unexpected in_kind %d", ctx->in[ in_idx ].kind )); return -1;
260 0 : }
261 0 : }
262 :
263 : static inline void
264 : during_frag( fd_gossvf_tile_ctx_t * ctx,
265 : ulong in_idx,
266 : ulong seq FD_PARAM_UNUSED,
267 : ulong sig,
268 : ulong chunk,
269 : ulong sz,
270 0 : ulong ctl ) {
271 0 : if( FD_UNLIKELY( chunk<ctx->in[ in_idx ].chunk0 || chunk>ctx->in[ in_idx ].wmark || sz>ctx->in[ in_idx ].mtu ) )
272 0 : FD_LOG_ERR(( "chunk %lu %lu corrupt, not in range [%lu,%lu,%lu]", chunk, sz, ctx->in[ in_idx ].chunk0, ctx->in[ in_idx ].wmark, ctx->in[ in_idx ].mtu ));
273 :
274 0 : switch( ctx->in[ in_idx ].kind ) {
275 0 : case IN_KIND_SHRED_VERSION: {
276 0 : ctx->shred_version = (ushort)sig;
277 0 : FD_TEST( ctx->shred_version );
278 0 : break;
279 0 : }
280 0 : case IN_KIND_NET: {
281 0 : uchar const * src = fd_net_rx_translate_frag( &ctx->net_in_bounds[ in_idx ], chunk, ctl, sz );
282 0 : fd_memcpy( ctx->payload, src, sz );
283 0 : break;
284 0 : }
285 0 : case IN_KIND_EPOCH: {
286 0 : fd_epoch_info_msg_t const * msg = fd_chunk_to_laddr( ctx->in[ in_idx ].mem, chunk );
287 0 : if( FD_UNLIKELY( msg->staked_vote_cnt>MAX_COMPRESSED_STAKE_WEIGHTS ) )
288 0 : FD_LOG_ERR(( "epoch stakes exceed MAX_COMPRESSED_STAKE_WEIGHTS=%lu", MAX_COMPRESSED_STAKE_WEIGHTS ));
289 0 : if( FD_UNLIKELY( msg->staked_id_cnt>MAX_SHRED_DESTS ) )
290 0 : FD_LOG_ERR(( "epoch id weights exceed MAX_SHRED_DESTS=%lu", MAX_SHRED_DESTS ));
291 :
292 0 : ulong msg_sz = fd_epoch_info_msg_sz( msg->staked_vote_cnt, msg->staked_id_cnt );
293 0 : fd_memcpy( ctx->stake.msg_buf, msg, msg_sz );
294 0 : break;
295 0 : }
296 0 : case IN_KIND_PINGS: {
297 0 : fd_memcpy( ctx->_ping_update, fd_chunk_to_laddr( ctx->in[ in_idx ].mem, chunk ), sz );
298 0 : break;
299 0 : }
300 0 : case IN_KIND_GOSSIP:
301 0 : FD_TEST( sz==FD_GOSSIP_UPDATE_SZ_CONTACT_INFO || sz==FD_GOSSIP_UPDATE_SZ_CONTACT_INFO_REMOVE );
302 0 : fd_memcpy( ctx->_gossip_update, fd_chunk_to_laddr( ctx->in[ in_idx ].mem, chunk ), sz );
303 0 : break;
304 0 : default:
305 0 : FD_LOG_ERR(( "unexpected in_kind %d", ctx->in[ in_idx ].kind ));
306 0 : }
307 0 : }
308 :
309 : static inline void
310 : handle_epoch( fd_gossvf_tile_ctx_t * ctx,
311 0 : fd_epoch_info_msg_t const * msg ) {
312 0 : stake_map_reset( ctx->stake.map );
313 0 : stake_pool_reset( ctx->stake.pool );
314 :
315 0 : fd_stake_weight_t const * id_weights = fd_epoch_info_msg_id_weights( msg );
316 :
317 0 : for( ulong i=0UL; i<msg->staked_id_cnt; i++ ) {
318 0 : stake_t * entry = stake_pool_ele_acquire( ctx->stake.pool );
319 0 : entry->pubkey = id_weights[i].key;
320 0 : entry->stake = id_weights[i].stake;
321 0 : stake_map_ele_insert( ctx->stake.map, entry, ctx->stake.pool );
322 0 : }
323 0 : ctx->stake.count = stake_pool_used( ctx->stake.pool );
324 0 : }
325 :
326 : static int
327 : verify_prune( fd_gossip_prune_t const * view,
328 0 : fd_sha512_t * sha ) {
329 0 : uchar sign_data[ FD_NET_MTU ];
330 : /* Agave serializes the prefix as a bincode length-prefixed &[u8]:
331 : 8-byte LE u64 length (=18) followed by the 18 raw prefix bytes,
332 : totaling 26 bytes for the prefix portion. */
333 0 : FD_STORE( ulong, sign_data, 18UL );
334 0 : fd_memcpy( sign_data+8UL, "\xffSOLANA_PRUNE_DATA", 18UL );
335 0 : fd_memcpy( sign_data+26UL, view->pubkey, 32UL );
336 0 : FD_STORE( ulong, sign_data+58UL, view->prunes_len );
337 0 : fd_memcpy( sign_data+66UL, view->prunes, view->prunes_len*32UL );
338 0 : fd_memcpy( sign_data+66UL+view->prunes_len*32UL, view->destination, 32UL );
339 0 : FD_STORE( ulong, sign_data+98UL+view->prunes_len*32UL, view->wallclock );
340 :
341 0 : ulong sign_data_len = 106UL+view->prunes_len*32UL;
342 0 : int err_prefix = fd_ed25519_verify( sign_data, sign_data_len, view->signature, view->pubkey, sha );
343 0 : int err_no_prefix = fd_ed25519_verify( sign_data+26UL, sign_data_len-26UL, view->signature, view->pubkey, sha );
344 :
345 0 : if( FD_LIKELY( err_prefix==FD_ED25519_SUCCESS || err_no_prefix==FD_ED25519_SUCCESS ) ) return 0;
346 0 : else return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PRUNE_SIGNATURE_IDX;
347 0 : }
348 :
349 : static int
350 : verify_crds_value( fd_gossip_value_t const * value,
351 : uchar const * value_bytes,
352 : ulong value_bytes_len,
353 0 : fd_sha512_t * sha ) {
354 0 : return fd_ed25519_verify( value_bytes+64UL, /* signable data begins after signature */
355 0 : value_bytes_len-64UL, /* signable data length */
356 0 : value->signature,
357 0 : value->origin,
358 0 : sha );
359 0 : }
360 :
361 : static int
362 : verify_signatures( fd_gossvf_tile_ctx_t * ctx,
363 : fd_gossip_message_t * view,
364 : uchar const * payload,
365 : fd_sha512_t * sha,
366 0 : uchar * failed ) {
367 0 : switch( view->tag ) {
368 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST: {
369 0 : if( FD_UNLIKELY( FD_ED25519_SUCCESS!=verify_crds_value( view->pull_request->contact_info, payload+view->pull_request->contact_info->offset, view->pull_request->contact_info->length, sha ) ) ) {
370 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_SIGNATURE_IDX;
371 0 : } else {
372 0 : return 0;
373 0 : }
374 0 : }
375 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE: {
376 0 : ulong i = 0UL;
377 0 : while( i<view->pull_response->values_len ) {
378 0 : ulong dedup_tag = ctx->seed ^ fd_ulong_load_8_fast( view->pull_response->values[ i ].signature );
379 0 : int ha_dup = 0;
380 0 : FD_FN_UNUSED ulong tcache_map_idx = 0; /* ignored */
381 0 : FD_TCACHE_QUERY( ha_dup, tcache_map_idx, ctx->tcache.map, ctx->tcache.map_cnt, dedup_tag );
382 0 : if( FD_UNLIKELY( ha_dup ) ) {
383 0 : if( FD_LIKELY( !failed[ i ] ) ) {
384 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_DUPLICATE_IDX ]++;
385 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_DUPLICATE_IDX ] += view->pull_response->values[ i ].length;
386 0 : }
387 0 : view->pull_response->values_len--;
388 0 : view->pull_response->values[ i ] = view->pull_response->values[ view->pull_response->values_len ];
389 0 : failed[ i ] = failed[ view->pull_response->values_len ];
390 0 : continue;
391 0 : }
392 :
393 0 : int err = verify_crds_value( &view->pull_response->values[ i ], payload+view->pull_response->values[ i ].offset, view->pull_response->values[ i ].length, sha );
394 0 : if( FD_UNLIKELY( err!=FD_ED25519_SUCCESS ) ) {
395 0 : if( FD_LIKELY( !failed[ i ] ) ) {
396 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_SIGNATURE_IDX ]++;
397 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_SIGNATURE_IDX ] += view->pull_response->values[ i ].length;
398 0 : }
399 0 : view->pull_response->values_len--;
400 0 : view->pull_response->values[ i ] = view->pull_response->values[ view->pull_response->values_len ];
401 0 : failed[ i ] = failed[ view->pull_response->values_len ];
402 0 : continue;
403 0 : }
404 :
405 0 : i++;
406 0 : }
407 :
408 0 : if( FD_UNLIKELY( !view->pull_response->values_len ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_RESPONSE_NO_VALID_CRDS_IDX;
409 0 : return 0;
410 0 : }
411 0 : case FD_GOSSIP_MESSAGE_PUSH: {
412 0 : ulong i = 0UL;
413 0 : while( i<view->push->values_len ) {
414 0 : int err = verify_crds_value( &view->push->values[ i ], payload+view->push->values[ i ].offset, view->push->values[ i ].length, sha );
415 0 : if( FD_UNLIKELY( err!=FD_ED25519_SUCCESS ) ) {
416 0 : if( FD_LIKELY( !failed[ i ] ) ) {
417 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_SIGNATURE_IDX ]++;
418 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_SIGNATURE_IDX ] += view->push->values[ i ].length;
419 0 : }
420 0 : view->push->values_len--;
421 0 : view->push->values[ i ] = view->push->values[ view->push->values_len ];
422 0 : failed[ i ] = failed[ view->push->values_len ];
423 0 : continue;
424 0 : }
425 :
426 0 : i++;
427 0 : }
428 :
429 0 : if( FD_UNLIKELY( !view->push->values_len ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PUSH_NO_VALID_CRDS_IDX;
430 0 : return 0;
431 0 : }
432 0 : case FD_GOSSIP_MESSAGE_PRUNE: return verify_prune( view->prune, sha );
433 0 : case FD_GOSSIP_MESSAGE_PING: {
434 0 : if( FD_UNLIKELY( FD_ED25519_SUCCESS!=fd_ed25519_verify( view->ping->token, 32UL, view->ping->signature, view->ping->from, sha ) ) ) {
435 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PING_SIGNATURE_IDX;
436 0 : } else {
437 0 : return 0;
438 0 : }
439 0 : }
440 0 : case FD_GOSSIP_MESSAGE_PONG: {
441 0 : if( FD_UNLIKELY( FD_ED25519_SUCCESS!=fd_ed25519_verify( view->pong->hash, 32UL, view->pong->signature, view->pong->from, sha ) ) ) {
442 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PONG_SIGNATURE_IDX;
443 0 : } else {
444 0 : return 0;
445 0 : }
446 0 : }
447 0 : default: FD_LOG_CRIT(( "unexpected message tag %u", view->tag ));
448 0 : };
449 0 : }
450 :
451 : static void
452 : filter_shred_version_crds( fd_gossvf_tile_ctx_t * ctx,
453 : uint tag,
454 : fd_gossip_value_t * values,
455 : ulong values_len,
456 0 : uchar * failed ) {
457 0 : for( ulong i=0UL; i<values_len; i++ ) {
458 0 : if( FD_UNLIKELY( failed[ i ] ) ) continue;
459 :
460 0 : int keep = 0;
461 0 : int no_origin = 0;
462 0 : if( values[ i ].tag==FD_GOSSIP_VALUE_CONTACT_INFO ) {
463 0 : keep = values[ i ].contact_info->shred_version==ctx->shred_version;
464 0 : } else {
465 0 : peer_t const * origin = peer_map_ele_query_const( ctx->peer_map, (fd_pubkey_t*)(values[ i ].origin), NULL, ctx->peers );
466 0 : no_origin = !origin;
467 0 : keep = origin && origin->shred_version==ctx->shred_version;
468 0 : }
469 :
470 0 : if( FD_UNLIKELY( !keep ) ) {
471 0 : if( FD_UNLIKELY( tag==FD_GOSSIP_MESSAGE_PULL_RESPONSE ) ) {
472 0 : if( FD_LIKELY( no_origin ) ) {
473 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_ORIGIN_NO_CONTACT_INFO_IDX ]++;
474 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_ORIGIN_NO_CONTACT_INFO_IDX ] += values[ i ].length;
475 0 : } else {
476 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_ORIGIN_SHRED_VERSION_IDX ]++;
477 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_ORIGIN_SHRED_VERSION_IDX ] += values[ i ].length;
478 0 : }
479 0 : } else {
480 0 : if( FD_LIKELY( no_origin ) ) {
481 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_ORIGIN_NO_CONTACT_INFO_IDX ]++;
482 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_ORIGIN_NO_CONTACT_INFO_IDX ] += values[ i ].length;
483 0 : } else {
484 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_ORIGIN_SHRED_VERSION_IDX ]++;
485 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_ORIGIN_SHRED_VERSION_IDX ] += values[ i ].length;
486 0 : }
487 0 : }
488 0 : failed[ i ] = FD_GOSSIP_FAILED_NO_CONTACT_INFO;
489 0 : }
490 0 : }
491 0 : }
492 :
493 : static int
494 : filter_shred_version( fd_gossvf_tile_ctx_t * ctx,
495 : fd_gossip_message_t * view,
496 0 : uchar * failed ) {
497 0 : switch( view->tag ) {
498 0 : case FD_GOSSIP_MESSAGE_PING:
499 0 : case FD_GOSSIP_MESSAGE_PONG:
500 0 : case FD_GOSSIP_MESSAGE_PRUNE:
501 0 : return 0;
502 0 : case FD_GOSSIP_MESSAGE_PUSH: {
503 0 : filter_shred_version_crds( ctx, view->tag, view->push->values, view->push->values_len, failed );
504 0 : if( FD_UNLIKELY( !view->push->values_len ) ) {
505 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PUSH_NO_VALID_CRDS_IDX;
506 0 : } else {
507 0 : return 0;
508 0 : }
509 0 : }
510 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE: {
511 0 : filter_shred_version_crds( ctx, view->tag, view->pull_response->values, view->pull_response->values_len, failed );
512 0 : if( FD_UNLIKELY( !view->pull_response->values_len ) ) {
513 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_RESPONSE_NO_VALID_CRDS_IDX;
514 0 : } else {
515 0 : return 0;
516 0 : }
517 0 : }
518 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST:
519 0 : FD_TEST( view->pull_request->contact_info->tag==FD_GOSSIP_VALUE_CONTACT_INFO );
520 0 : if( FD_UNLIKELY( view->pull_request->contact_info->contact_info->shred_version!=ctx->shred_version ) ) {
521 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_SHRED_VERSION_IDX;
522 0 : } else {
523 0 : return 0;
524 0 : }
525 0 : default:
526 0 : FD_LOG_CRIT(( "unexpected message tag %u", view->tag ));
527 0 : }
528 0 : }
529 :
530 : static void
531 : check_duplicate_instance( fd_gossvf_tile_ctx_t * ctx,
532 0 : fd_gossip_message_t const * view ) {
533 0 : ulong values_len;
534 0 : fd_gossip_value_t const * values;
535 0 : switch( view->tag ) {
536 0 : case FD_GOSSIP_MESSAGE_PING:
537 0 : case FD_GOSSIP_MESSAGE_PONG:
538 0 : case FD_GOSSIP_MESSAGE_PRUNE:
539 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST:
540 0 : return;
541 0 : case FD_GOSSIP_MESSAGE_PUSH:
542 0 : values = view->push->values;
543 0 : values_len = view->push->values_len;
544 0 : break;
545 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE:
546 0 : values = view->pull_response->values;
547 0 : values_len = view->pull_response->values_len;
548 0 : break;
549 0 : default:
550 0 : FD_LOG_CRIT(( "unexpected message tag %u", view->tag ));
551 0 : }
552 :
553 0 : for( ulong i=0UL; i<values_len; i++ ) {
554 0 : fd_gossip_value_t const * value = &values[ i ];
555 0 : if( FD_UNLIKELY( value->tag!=FD_GOSSIP_VALUE_CONTACT_INFO ) ) continue;
556 :
557 0 : if( FD_LIKELY( ctx->instance_creation_wallclock_nanos>=FD_MICRO_TO_NANOSEC( value->contact_info->outset ) ) ) continue;
558 0 : if( FD_LIKELY( memcmp( ctx->identity_pubkey->uc, value->origin, 32UL ) ) ) continue;
559 :
560 0 : FD_LOG_ERR(( "duplicate running instances of the same validator node, our timestamp: %ldns their timestamp: %ldns", ctx->instance_creation_wallclock_nanos, FD_MICRO_TO_NANOSEC( value->contact_info->outset ) ));
561 0 : }
562 0 : }
563 :
564 : static inline int
565 : is_ping_active( fd_gossvf_tile_ctx_t * ctx,
566 : fd_ip4_port_t addr,
567 0 : fd_pubkey_t const * pubkey ) {
568 : /* 1. If the node has more than FD_GOSSIP_STAKED_THRESHOLD lamports
569 : staked, it is active */
570 0 : stake_t const * stake = stake_map_ele_query_const( ctx->stake.map, pubkey, NULL, ctx->stake.pool );
571 0 : if( FD_LIKELY( stake && stake->stake>=FD_GOSSIP_STAKED_THRESHOLD ) ) return 1;
572 :
573 : /* 2. If the node has actively ponged a ping, it is active */
574 0 : ping_t * ping = ping_map_ele_query( ctx->ping_map, pubkey, NULL, ctx->pings );
575 0 : return ping!=NULL && ping->addr.addr==addr.addr && ping->addr.port==addr.port;
576 0 : }
577 :
578 : static int
579 : ping_if_unponged( fd_gossvf_tile_ctx_t * ctx,
580 : fd_ip4_port_t addr,
581 : uchar const * origin,
582 0 : fd_stem_context_t * stem ) {
583 0 : if( FD_UNLIKELY( !is_ping_active( ctx, addr, fd_type_pun_const( origin ) ) ) ) {
584 0 : fd_gossip_pingreq_t * pingreq = (fd_gossip_pingreq_t*)fd_chunk_to_laddr( ctx->out->mem, ctx->out->chunk );
585 0 : fd_memcpy( pingreq->pubkey.uc, origin, 32UL );
586 0 : fd_stem_publish( stem, 0UL, fd_gossvf_sig( addr.addr, addr.port, 1 ), ctx->out->chunk, sizeof(fd_gossip_pingreq_t), 0UL, 0UL, 0UL );
587 0 : ctx->out->chunk = fd_dcache_compact_next( ctx->out->chunk, sizeof(fd_gossip_pingreq_t), ctx->out->chunk0, ctx->out->wmark );
588 :
589 : #if DEBUG_PEERS
590 : char base58[ FD_BASE58_ENCODED_32_SZ ];
591 : fd_base58_encode_32( origin, NULL, base58 );
592 : FD_LOG_NOTICE(( "pinging %s (" FD_IP4_ADDR_FMT ":%hu) (%lu)", base58, FD_IP4_ADDR_FMT_ARGS( addr.addr ), addr.port, ctx->ping_cnt ));
593 : #endif
594 0 : return 1;
595 0 : }
596 0 : return 0;
597 0 : }
598 :
599 : static int
600 : check_addr( fd_ip4_port_t addr,
601 0 : int allow_private_address ) {
602 0 : if( FD_UNLIKELY( !addr.port || !addr.addr || fd_ip4_addr_is_mcast( addr.addr ) ) ) return 0;
603 0 : if( FD_UNLIKELY( !allow_private_address && !fd_ip4_addr_is_public( addr.addr ) ) ) return 0;
604 0 : return 1;
605 0 : }
606 :
607 : static int
608 : verify_addresses( fd_gossvf_tile_ctx_t * ctx,
609 : fd_gossip_message_t * view,
610 : uchar * failed,
611 0 : fd_stem_context_t * stem ) {
612 0 : int is_loopback_peer = (ctx->peer.addr==ctx->src_addr.addr && ctx->peer.port==ctx->src_addr.port) ||
613 0 : (ctx->peer.addr==ctx->gossip_addr.addr && ctx->peer.port==ctx->gossip_addr.port) ||
614 0 : (fd_ip4_addr_is_loopback( ctx->peer.addr ) && ctx->peer.port==ctx->src_addr.port);
615 :
616 0 : ulong values_len;
617 0 : fd_gossip_value_t * values;
618 0 : switch( view->tag ) {
619 0 : case FD_GOSSIP_MESSAGE_PING:
620 0 : case FD_GOSSIP_MESSAGE_PONG:
621 0 : case FD_GOSSIP_MESSAGE_PRUNE:
622 0 : return 0;
623 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST:
624 0 : if( FD_UNLIKELY( !check_addr( ctx->peer, ctx->allow_private_address ) ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_INACTIVE_IDX;
625 0 : if( FD_UNLIKELY( is_loopback_peer ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_LOOPBACK_IDX;
626 0 : if( FD_UNLIKELY( ping_if_unponged( ctx, ctx->peer, view->pull_request->contact_info->origin, stem ) ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_INACTIVE_IDX;
627 0 : return 0;
628 0 : case FD_GOSSIP_MESSAGE_PUSH:
629 0 : if( FD_UNLIKELY( is_loopback_peer ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PUSH_LOOPBACK_IDX;
630 0 : values_len = view->push->values_len;
631 0 : values = view->push->values;
632 0 : break;
633 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE:
634 0 : if( FD_UNLIKELY( is_loopback_peer ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_RESPONSE_LOOPBACK_IDX;
635 0 : values_len = view->pull_response->values_len;
636 0 : values = view->pull_response->values;
637 0 : break;
638 0 : default:
639 0 : FD_LOG_ERR(( "unexpected view tag %u", view->tag ));
640 0 : }
641 :
642 0 : for( ulong i=0UL; i<values_len; i++ ) {
643 0 : fd_gossip_value_t const * value = &values[ i ];
644 0 : if( FD_UNLIKELY( failed[ i ] || value->tag!=FD_GOSSIP_VALUE_CONTACT_INFO ) ) continue;
645 :
646 : /* We currently don't handle IPv6, so setting the address to 0 will
647 : cause it to be always dropped. */
648 0 : fd_ip4_port_t addr = {
649 0 : .addr = value->contact_info->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].is_ipv6 ? 0U : value->contact_info->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].ip4,
650 0 : .port = value->contact_info->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].port
651 0 : };
652 :
653 : /* Sanitize sockets: zero out any with a multicast address.
654 : Matches Agave, which omits bad sockets from the cache but
655 : still accepts the ContactInfo into CRDS. */
656 0 : for( ulong j=0UL; j<FD_GOSSIP_CONTACT_INFO_SOCKET_CNT; j++ ) {
657 0 : fd_gossip_socket_t * sock = &values[ i ].contact_info->sockets[ j ];
658 0 : if( !sock->port || sock->is_ipv6 ) continue;
659 0 : if( FD_UNLIKELY( fd_ip4_addr_is_mcast( sock->ip4 ) ) ) {
660 0 : sock->ip4 = 0U;
661 0 : sock->port = 0;
662 0 : }
663 0 : }
664 :
665 : /* Prevent ping loopback */
666 0 : if( FD_UNLIKELY( !memcmp( value->origin, ctx->identity_pubkey, 32UL ) ) ) continue;
667 :
668 0 : int is_self_addr = (addr.addr==ctx->gossip_addr.addr && addr.port==ctx->gossip_addr.port) ||
669 0 : (addr.addr==ctx->src_addr.addr && addr.port==ctx->src_addr.port);
670 0 : int is_loopback = fd_ip4_addr_is_loopback( addr.addr ) && addr.port==ctx->gossip_addr.port;
671 0 : int drop = (is_self_addr | is_loopback) || !check_addr( addr, ctx->allow_private_address ) || ping_if_unponged( ctx, addr, value->origin, stem );
672 :
673 0 : if( FD_UNLIKELY( drop ) ) {
674 0 : if( FD_LIKELY( view->tag==FD_GOSSIP_MESSAGE_PUSH ) ) {
675 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_INACTIVE_IDX ]++;
676 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_INACTIVE_IDX ] += value->length;
677 0 : } else {
678 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_INACTIVE_IDX ]++;
679 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_INACTIVE_IDX ] += value->length;
680 0 : }
681 : /* Mark as failed instead of removing so gossip tile can
682 : track the hash in the purged set. */
683 0 : failed[ i ] = FD_GOSSIP_FAILED_NO_CONTACT_INFO;
684 0 : }
685 0 : }
686 :
687 0 : return 0;
688 0 : }
689 :
690 : static void
691 : handle_ping_update( fd_gossvf_tile_ctx_t * ctx,
692 0 : fd_gossip_ping_update_t * ping_update ) {
693 : #if DEBUG_PEERS
694 : char base58[ FD_BASE58_ENCODED_32_SZ ];
695 : fd_base58_encode_32( ping_update->pubkey.uc, NULL, base58 );
696 : #endif
697 :
698 0 : if( FD_UNLIKELY( ping_update->remove ) ) {
699 : #if DEBUG_PEERS
700 : ctx->ping_cnt--;
701 : FD_LOG_NOTICE(( "removing ping for %s (" FD_IP4_ADDR_FMT ":%hu) (%lu)", base58, FD_IP4_ADDR_FMT_ARGS( ping_update->gossip_addr.addr ), fd_ushort_bswap( ping_update->gossip_addr.port ), ctx->ping_cnt ));
702 : #endif
703 :
704 0 : ping_t * ping = ping_map_ele_remove( ctx->ping_map, &ping_update->pubkey, NULL, ctx->pings );
705 0 : FD_TEST( ping );
706 0 : ping_pool_ele_release( ctx->pings, ping );
707 0 : } else {
708 : #if DEBUG_PEERS
709 : ctx->ping_cnt++;
710 : FD_LOG_NOTICE(( "adding ping for %s (" FD_IP4_ADDR_FMT ":%hu) (%lu)", base58, FD_IP4_ADDR_FMT_ARGS( ping_update->gossip_addr.addr ), fd_ushort_bswap( ping_update->gossip_addr.port ), ctx->ping_cnt ));
711 : #endif
712 :
713 0 : FD_TEST( ping_pool_free( ctx->pings ) );
714 0 : FD_TEST( !ping_map_ele_query( ctx->ping_map, &ping_update->pubkey, NULL, ctx->pings ) );
715 0 : ping_t * ping = ping_pool_ele_acquire( ctx->pings );
716 0 : ping->addr.l = ping_update->gossip_addr.l;
717 0 : fd_memcpy( ping->pubkey.uc, ping_update->pubkey.uc, 32UL );
718 0 : ping_map_ele_insert( ctx->ping_map, ping, ctx->pings );
719 0 : }
720 0 : }
721 :
722 : static void
723 : handle_peer_update( fd_gossvf_tile_ctx_t * ctx,
724 0 : fd_gossip_update_message_t * gossip_update ) {
725 : #if DEBUG_PEERS
726 : char base58[ FD_BASE58_ENCODED_32_SZ ];
727 : fd_base58_encode_32( gossip_update->origin, NULL, base58 );
728 : #endif
729 :
730 0 : switch( gossip_update->tag ) {
731 0 : case FD_GOSSIP_UPDATE_TAG_CONTACT_INFO: {
732 0 : peer_t * peer = peer_map_ele_query( ctx->peer_map, fd_type_pun_const( gossip_update->origin ), NULL, ctx->peers );
733 0 : if( FD_LIKELY( peer ) ) {
734 : #if DEBUG_PEERS
735 : FD_LOG_NOTICE(( "updating peer %s (" FD_IP4_ADDR_FMT ":%hu) (%lu)", base58, FD_IP4_ADDR_FMT_ARGS( gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].ip4 ), fd_ushort_bswap( gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].port ), ctx->peer_cnt ));
736 : #endif
737 :
738 0 : peer->shred_version = gossip_update->contact_info->value->shred_version;
739 0 : peer->gossip_addr.addr = gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].is_ipv6 ? 0U : gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].ip4;
740 0 : peer->gossip_addr.port = gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].port;
741 0 : } else {
742 : #if DEBUG_PEERS
743 : ctx->peer_cnt++;
744 : FD_LOG_NOTICE(( "adding peer %s (" FD_IP4_ADDR_FMT ":%hu) (%lu)", base58, FD_IP4_ADDR_FMT_ARGS( gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].ip4 ), fd_ushort_bswap( gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].port ), ctx->peer_cnt ));
745 : #endif
746 :
747 0 : FD_TEST( peer_pool_free( ctx->peers ) );
748 0 : peer = peer_pool_ele_acquire( ctx->peers );
749 0 : peer->shred_version = gossip_update->contact_info->value->shred_version;
750 0 : peer->gossip_addr.addr = gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].is_ipv6 ? 0U : gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].ip4;
751 0 : peer->gossip_addr.port = gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].port;
752 0 : fd_memcpy( peer->pubkey.uc, gossip_update->origin, 32UL );
753 0 : peer_map_ele_insert( ctx->peer_map, peer, ctx->peers );
754 0 : }
755 0 : break;
756 0 : }
757 0 : case FD_GOSSIP_UPDATE_TAG_CONTACT_INFO_REMOVE: {
758 : #if DEBUG_PEERS
759 : ctx->peer_cnt--;
760 : FD_LOG_NOTICE(( "removing peer %s (%lu)", base58, ctx->peer_cnt ));
761 : #endif
762 :
763 0 : peer_t * peer = peer_map_ele_remove( ctx->peer_map, fd_type_pun_const( gossip_update->origin ), NULL, ctx->peers );
764 0 : FD_TEST( peer );
765 0 : peer_pool_ele_release( ctx->peers, peer );
766 0 : break;
767 0 : }
768 0 : default: FD_LOG_ERR(( "unexpected gossip_update tag %d", gossip_update->tag ));
769 0 : }
770 0 : }
771 :
772 : static int
773 : handle_net( fd_gossvf_tile_ctx_t * ctx,
774 : ulong sz,
775 : ulong tsorig,
776 0 : fd_stem_context_t * stem ) {
777 0 : uchar * payload;
778 0 : ulong payload_sz;
779 0 : fd_ip4_hdr_t * ip4_hdr;
780 0 : fd_udp_hdr_t * udp_hdr;
781 0 : FD_TEST( fd_ip4_udp_hdr_strip( ctx->payload, sz, &payload, &payload_sz, NULL, &ip4_hdr, &udp_hdr ) );
782 0 : ctx->peer.addr = ip4_hdr->saddr;
783 0 : ctx->peer.port = udp_hdr->net_sport;
784 :
785 0 : long now = ctx->last_wallclock + (long)((double)(fd_tickcount()-ctx->last_tickcount)/ctx->ticks_per_ns);
786 :
787 0 : fd_gossip_message_t * message = ctx->_message;
788 0 : int decoded = fd_gossip_message_deserialize( message, payload, payload_sz );
789 0 : if( FD_UNLIKELY( !decoded ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_UNPARSEABLE_IDX;
790 :
791 0 : if( FD_UNLIKELY( message->tag==FD_GOSSIP_MESSAGE_PULL_REQUEST ) ) {
792 0 : if( FD_UNLIKELY( message->pull_request->contact_info->tag!=FD_GOSSIP_VALUE_CONTACT_INFO ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_NOT_CONTACT_INFO_IDX;
793 : /* Best-effort: identity_pubkey may momentarily be stale during a
794 : keyswitch, but letting a loopback pull request through is
795 : harmless (we just waste some CPU answering our own request). */
796 0 : if( FD_UNLIKELY( !memcmp( message->pull_request->contact_info->origin, ctx->identity_pubkey, 32UL ) ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_LOOPBACK_IDX;
797 0 : if( FD_UNLIKELY( message->pull_request->crds_filter->mask_bits>=64U ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_MASK_BITS_IDX;
798 :
799 0 : ulong clamp_wallclock_lower_millis = (ulong)(FD_NANOSEC_TO_MILLI( now )-15L*1000L);
800 0 : ulong clamp_wallclock_upper_millis = (ulong)(FD_NANOSEC_TO_MILLI( now )+15L*1000L);
801 0 : if( FD_UNLIKELY( message->pull_request->contact_info->wallclock<clamp_wallclock_lower_millis ||
802 0 : message->pull_request->contact_info->wallclock>clamp_wallclock_upper_millis ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_WALLCLOCK_IDX;
803 0 : }
804 :
805 0 : if( FD_UNLIKELY( message->tag==FD_GOSSIP_MESSAGE_PRUNE ) ) {
806 : /* Best-effort: identity_pubkey may momentarily be stale during a
807 : keyswitch, so we may drop a prune correctly addressed to our new
808 : key. This just delays pruning until the peer re-prunes or we
809 : detect the redundancy via the prune finder. */
810 0 : if( FD_UNLIKELY( !!memcmp( message->prune->destination, ctx->identity_pubkey, 32UL ) ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PRUNE_DESTINATION_IDX;
811 : /* Agave uses a window of 500ms here, rather than 1s, but it's too
812 : narrow in production and causes us to throw away a lot of prunes
813 : that are actually valid and useful. */
814 0 : if( FD_UNLIKELY( (ulong)(FD_NANOSEC_TO_MILLI( now )-1000L)>message->prune->wallclock ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PRUNE_WALLCLOCK_IDX;
815 0 : }
816 :
817 0 : if( FD_LIKELY( message->tag==FD_GOSSIP_MESSAGE_PUSH ) ) {
818 0 : ulong i = 0UL;
819 0 : while( i<message->push->values_len ) {
820 0 : fd_gossip_value_t const * value = &message->push->values[ i ];
821 0 : if( FD_UNLIKELY( value->wallclock<(ulong)(FD_NANOSEC_TO_MILLI( now )-15L*1000L) ||
822 0 : value->wallclock>(ulong)(FD_NANOSEC_TO_MILLI( now )+15L*1000L) ) ) {
823 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_WALLCLOCK_IDX ]++;
824 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_WALLCLOCK_IDX ] += value->length;
825 0 : message->push->values[ i ] = message->push->values[ message->push->values_len-1UL ];
826 0 : message->push->values_len--;
827 0 : continue;
828 0 : }
829 0 : i++;
830 0 : }
831 :
832 0 : if( FD_UNLIKELY( !message->push->values_len ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PUSH_NO_VALID_CRDS_IDX;
833 0 : }
834 :
835 0 : uchar failed[ FD_GOSSIP_MESSAGE_MAX_CRDS ] = {0};
836 :
837 0 : if( FD_UNLIKELY( message->tag==FD_GOSSIP_MESSAGE_PULL_RESPONSE ) ) {
838 0 : int has_staked_node = ctx->stake.count>0UL;
839 0 : for( ulong i=0UL; i<message->pull_response->values_len; i++ ) {
840 0 : fd_gossip_value_t const * value = &message->pull_response->values[ i ];
841 :
842 : /* Best-effort: identity_pubkey may momentarily be stale during a
843 : keyswitch, but the only effect is that our own values fall back
844 : to the normal staleness window instead of being unconditionally
845 : accepted. */
846 0 : uchar is_me = !memcmp( value->origin, ctx->identity_pubkey, 32UL );
847 0 : long accept_after_nanos;
848 0 : if( FD_UNLIKELY( is_me ) ) {
849 0 : accept_after_nanos = 0L;
850 0 : } else {
851 0 : stake_t const * entry = stake_map_ele_query_const( ctx->stake.map, (fd_pubkey_t const *)value->origin, NULL, ctx->stake.pool );
852 0 : ulong origin_stake = entry ? entry->stake : 0UL;
853 0 : if( !origin_stake && has_staked_node ) accept_after_nanos = now-15L*1000L*1000L*1000L;
854 0 : else accept_after_nanos = now-432000L*400L*1000L*1000L;
855 0 : }
856 :
857 0 : if( FD_UNLIKELY( (ulong)(FD_NANOSEC_TO_MILLI( accept_after_nanos ))>value->wallclock ) ) {
858 0 : peer_t const * origin_peer = peer_map_ele_query_const( ctx->peer_map, (fd_pubkey_t const *)value->origin, NULL, ctx->peers );
859 0 : if( FD_UNLIKELY( !origin_peer ) ) {
860 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_WALLCLOCK_IDX ]++;
861 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_WALLCLOCK_IDX ] += value->length;
862 0 : failed[ i ] = FD_GOSSIP_FAILED_WALLCLOCK;
863 0 : }
864 0 : }
865 0 : }
866 0 : }
867 :
868 0 : int result = filter_shred_version( ctx, message, failed );
869 0 : if( FD_UNLIKELY( result ) ) return result;
870 :
871 0 : result = verify_signatures( ctx, message, payload, ctx->sha, failed );
872 0 : if( FD_UNLIKELY( result ) ) return result;
873 :
874 : /* verify_addresses includes validation checks against origin pubkey,
875 : so it must come after verify_signatures. */
876 0 : result = verify_addresses( ctx, message, failed, stem );
877 0 : if( FD_UNLIKELY( result ) ) return result;
878 :
879 0 : check_duplicate_instance( ctx, message );
880 :
881 0 : switch( message->tag ) {
882 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE: {
883 0 : for( ulong i=0UL; i<message->pull_response->values_len; i++ ) {
884 0 : if( FD_UNLIKELY( failed[ i ]==FD_GOSSIP_FAILED_NO_CONTACT_INFO ) ) continue; /* Don't add to tcache so we can re-receive after learning contact info */
885 0 : ulong dedup_tag = ctx->seed ^ fd_ulong_load_8_fast( message->pull_response->values[ i ].signature );
886 0 : int ha_dup = 0;
887 0 : FD_TCACHE_INSERT( ha_dup, *ctx->tcache.sync, ctx->tcache.ring, ctx->tcache.depth, ctx->tcache.map, ctx->tcache.map_cnt, dedup_tag );
888 0 : (void)ha_dup; /* unused */
889 0 : }
890 0 : break;
891 0 : }
892 0 : case FD_GOSSIP_MESSAGE_PUSH: {
893 0 : for( ulong i=0UL; i<message->push->values_len; i++ ) {
894 0 : if( FD_UNLIKELY( failed[ i ] ) ) continue; /* Don't add to tcache so we can re-receive after learning contact info */
895 0 : ulong dedup_tag = ctx->seed ^ fd_ulong_load_8_fast( message->push->values[ i ].signature );
896 0 : int ha_dup = 0;
897 0 : FD_TCACHE_INSERT( ha_dup, *ctx->tcache.sync, ctx->tcache.ring, ctx->tcache.depth, ctx->tcache.map, ctx->tcache.map_cnt, dedup_tag );
898 0 : (void)ha_dup; /* unused */
899 0 : }
900 0 : break;
901 0 : }
902 0 : default:
903 0 : break;
904 0 : }
905 :
906 0 : switch( message->tag ) {
907 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PULL_REQUEST_IDX; break;
908 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PULL_RESPONSE_IDX; break;
909 0 : case FD_GOSSIP_MESSAGE_PUSH: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PUSH_IDX; break;
910 0 : case FD_GOSSIP_MESSAGE_PRUNE: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PRUNE_IDX; break;
911 0 : case FD_GOSSIP_MESSAGE_PING: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PING_IDX; break;
912 0 : case FD_GOSSIP_MESSAGE_PONG: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PONG_IDX; break;
913 0 : default: FD_LOG_ERR(( "unexpected message tag %u", message->tag ));
914 0 : }
915 :
916 0 : switch( message->tag ) {
917 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE:
918 0 : for( ulong i=0UL; i<message->pull_response->values_len; i++ ) {
919 0 : if( FD_UNLIKELY( failed[ i ] ) ) continue;
920 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_SUCCESS_PULL_RESPONSE_IDX ]++;
921 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_SUCCESS_PULL_RESPONSE_IDX ] += message->pull_response->values[ i ].length;
922 0 : }
923 0 : break;
924 0 : case FD_GOSSIP_MESSAGE_PUSH:
925 0 : for( ulong i=0UL; i<message->push->values_len; i++ ) {
926 0 : if( FD_UNLIKELY( failed[ i ] ) ) continue;
927 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_SUCCESS_PUSH_IDX ]++;
928 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_SUCCESS_PUSH_IDX ] += message->push->values[ i ].length;
929 0 : }
930 0 : break;
931 0 : default:
932 0 : break;
933 0 : }
934 :
935 0 : uchar * dst = fd_chunk_to_laddr( ctx->out->mem, ctx->out->chunk );
936 0 : fd_memcpy( dst, message, sizeof(fd_gossip_message_t ) );
937 0 : fd_memcpy( dst+sizeof(fd_gossip_message_t), failed, FD_GOSSIP_MESSAGE_MAX_CRDS );
938 0 : fd_memcpy( dst+sizeof(fd_gossip_message_t)+FD_GOSSIP_MESSAGE_MAX_CRDS, payload, payload_sz );
939 :
940 0 : ulong tspub = (ulong)fd_frag_meta_ts_comp( fd_tickcount() );
941 0 : ulong out_sz = sizeof(fd_gossip_message_t)+FD_GOSSIP_MESSAGE_MAX_CRDS+payload_sz;
942 0 : fd_stem_publish( stem, 0UL, fd_gossvf_sig( ctx->peer.addr, ctx->peer.port, 0 ), ctx->out->chunk, out_sz, 0UL, tsorig, tspub );
943 0 : ctx->out->chunk = fd_dcache_compact_next( ctx->out->chunk, out_sz, ctx->out->chunk0, ctx->out->wmark );
944 :
945 0 : return result;
946 0 : }
947 :
948 : static inline void
949 : after_frag( fd_gossvf_tile_ctx_t * ctx,
950 : ulong in_idx,
951 : ulong seq,
952 : ulong sig,
953 : ulong sz,
954 : ulong tsorig,
955 : ulong _tspub,
956 0 : fd_stem_context_t * stem ) {
957 0 : (void)seq;
958 0 : (void)sig;
959 0 : (void)_tspub;
960 :
961 0 : switch( ctx->in[ in_idx ].kind ) {
962 0 : case IN_KIND_SHRED_VERSION: break;
963 0 : case IN_KIND_PINGS: handle_ping_update( ctx, ctx->_ping_update ); break;
964 0 : case IN_KIND_GOSSIP: handle_peer_update( ctx, ctx->_gossip_update ); break;
965 0 : case IN_KIND_EPOCH: handle_epoch( ctx, (fd_epoch_info_msg_t const *) ctx->stake.msg_buf ); break;
966 0 : case IN_KIND_NET: {
967 0 : int result = handle_net( ctx, sz, tsorig, stem );
968 0 : ctx->metrics.message_rx[ result ]++;
969 0 : ctx->metrics.message_rx_bytes[ result ] += sz;
970 0 : break;
971 0 : }
972 0 : default: FD_LOG_ERR(( "unexpected in_kind %d", ctx->in[ in_idx ].kind ));
973 0 : }
974 0 : }
975 :
976 : static void
977 : privileged_init( fd_topo_t const * topo,
978 0 : fd_topo_tile_t const * tile ) {
979 0 : void * scratch = fd_topo_obj_laddr( topo, tile->tile_obj_id );
980 :
981 0 : FD_SCRATCH_ALLOC_INIT( l, scratch );
982 0 : fd_gossvf_tile_ctx_t * ctx = FD_SCRATCH_ALLOC_APPEND( l, alignof( fd_gossvf_tile_ctx_t ), sizeof( fd_gossvf_tile_ctx_t ) );
983 0 : FD_TEST( fd_rng_secure( &ctx->seed, 8U ) );
984 :
985 0 : if( FD_UNLIKELY( !strcmp( tile->gossvf.identity_key_path, "" ) ) ) FD_LOG_ERR(( "identity_key_path not set" ));
986 :
987 0 : ctx->identity_pubkey[ 0 ] = *(fd_pubkey_t const *)fd_type_pun_const( fd_keyload_load( tile->gossvf.identity_key_path, /* pubkey only: */ 1 ) );
988 0 : }
989 :
990 : static void
991 : unprivileged_init( fd_topo_t const * topo,
992 0 : fd_topo_tile_t const * tile ) {
993 0 : void * scratch = fd_topo_obj_laddr( topo, tile->tile_obj_id );
994 :
995 0 : FD_SCRATCH_ALLOC_INIT( l, scratch );
996 0 : fd_gossvf_tile_ctx_t * ctx = FD_SCRATCH_ALLOC_APPEND( l, alignof( fd_gossvf_tile_ctx_t ), sizeof( fd_gossvf_tile_ctx_t ) );
997 0 : void * _peer_pool = FD_SCRATCH_ALLOC_APPEND( l, peer_pool_align(), peer_pool_footprint( FD_CONTACT_INFO_TABLE_SIZE ) );
998 0 : void * _peer_map = FD_SCRATCH_ALLOC_APPEND( l, peer_map_align(), peer_map_footprint( 2UL*FD_CONTACT_INFO_TABLE_SIZE ) );
999 0 : void * _ping_pool = FD_SCRATCH_ALLOC_APPEND( l, ping_pool_align(), ping_pool_footprint( FD_PING_TRACKER_MAX ) );
1000 0 : void * _ping_map = FD_SCRATCH_ALLOC_APPEND( l, ping_map_align(), ping_map_footprint( 2UL*FD_PING_TRACKER_MAX ) );
1001 0 : void * _stake_pool = FD_SCRATCH_ALLOC_APPEND( l, stake_pool_align(), stake_pool_footprint( MAX_SHRED_DESTS ) );
1002 0 : void * _stake_map = FD_SCRATCH_ALLOC_APPEND( l, stake_map_align(), stake_map_footprint( stake_map_chain_cnt_est( MAX_SHRED_DESTS ) ) );
1003 0 : void * _tcache = FD_SCRATCH_ALLOC_APPEND( l, fd_tcache_align(), fd_tcache_footprint( tile->gossvf.tcache_depth, 0UL ) );
1004 :
1005 0 : ctx->peers = peer_pool_join( peer_pool_new( _peer_pool, FD_CONTACT_INFO_TABLE_SIZE ) );
1006 0 : FD_TEST( ctx->peers );
1007 :
1008 0 : ctx->peer_map = peer_map_join( peer_map_new( _peer_map, 2UL*FD_CONTACT_INFO_TABLE_SIZE, ctx->seed ) );
1009 0 : FD_TEST( ctx->peer_map );
1010 :
1011 0 : ctx->pings = ping_pool_join( ping_pool_new( _ping_pool, FD_PING_TRACKER_MAX ) );
1012 0 : FD_TEST( ctx->pings );
1013 :
1014 0 : ctx->ping_map = ping_map_join( ping_map_new( _ping_map, 2UL*FD_PING_TRACKER_MAX, ctx->seed ) );
1015 0 : FD_TEST( ctx->ping_map );
1016 :
1017 0 : ctx->stake.count = 0UL;
1018 0 : ctx->stake.pool = stake_pool_join( stake_pool_new( _stake_pool, MAX_SHRED_DESTS ) );
1019 0 : FD_TEST( ctx->stake.pool );
1020 :
1021 0 : ctx->stake.map = stake_map_join( stake_map_new( _stake_map, stake_map_chain_cnt_est( MAX_SHRED_DESTS ), ctx->seed ) );
1022 0 : FD_TEST( ctx->stake.map );
1023 :
1024 0 : ctx->round_robin_cnt = fd_topo_tile_name_cnt( topo, tile->name );
1025 0 : ctx->round_robin_idx = tile->kind_id;
1026 :
1027 0 : ctx->allow_private_address = tile->gossvf.allow_private_address;
1028 0 : ctx->gossip_addr = tile->gossvf.gossip_addr;
1029 0 : ctx->src_addr = tile->gossvf.src_addr;
1030 :
1031 0 : ctx->keyswitch = fd_keyswitch_join( fd_topo_obj_laddr( topo, tile->id_keyswitch_obj_id ) );
1032 0 : FD_TEST( ctx->keyswitch );
1033 :
1034 0 : ctx->shred_version = tile->gossvf.shred_version;
1035 :
1036 0 : ctx->ticks_per_ns = fd_tempo_tick_per_ns( NULL );
1037 0 : ctx->last_wallclock = fd_log_wallclock();
1038 0 : ctx->last_tickcount = fd_tickcount();
1039 :
1040 0 : FD_TEST( fd_sha512_join( fd_sha512_new( ctx->sha ) ) );
1041 :
1042 0 : fd_tcache_t * tcache = fd_tcache_join( fd_tcache_new( _tcache, tile->gossvf.tcache_depth, 0UL ) );
1043 0 : FD_TEST( tcache );
1044 :
1045 0 : ctx->tcache.depth = fd_tcache_depth ( tcache );
1046 0 : ctx->tcache.map_cnt = fd_tcache_map_cnt ( tcache );
1047 0 : ctx->tcache.sync = fd_tcache_oldest_laddr( tcache );
1048 0 : ctx->tcache.ring = fd_tcache_ring_laddr ( tcache );
1049 0 : ctx->tcache.map = fd_tcache_map_laddr ( tcache );
1050 :
1051 0 : ctx->entrypoints_cnt = tile->gossvf.entrypoints_cnt;
1052 0 : for( ulong i=0UL; i<tile->gossvf.entrypoints_cnt; i++ ) {
1053 0 : ctx->entrypoints[ i ].l = tile->gossvf.entrypoints[ i ].l;
1054 : #if DEBUG_PEERS
1055 : FD_LOG_NOTICE(( "entrypoint " FD_IP4_ADDR_FMT ":%hu", FD_IP4_ADDR_FMT_ARGS( ctx->entrypoints[ i ].addr ), fd_ushort_bswap( ctx->entrypoints[ i ].port ) ));
1056 : #endif
1057 0 : }
1058 :
1059 : /* Conversion to MICROs ensures we are comparing apples to apples in
1060 : check_duplicate_instance */
1061 0 : ctx->instance_creation_wallclock_nanos = FD_MICRO_TO_NANOSEC( FD_NANOSEC_TO_MICRO( tile->gossvf.boot_timestamp_nanos ) );
1062 :
1063 : #if DEBUG_PEERS
1064 : ctx->peer_cnt = 0UL;
1065 : ctx->ping_cnt = 0UL;
1066 : #endif
1067 :
1068 0 : memset( &ctx->metrics, 0, sizeof( ctx->metrics ) );
1069 :
1070 0 : FD_TEST( tile->in_cnt<=sizeof(ctx->in)/sizeof(ctx->in[0]) );
1071 0 : for( ulong i=0UL; i<tile->in_cnt; i++ ) {
1072 0 : fd_topo_link_t const * link = &topo->links[ tile->in_link_id[ i ] ];
1073 0 : fd_topo_wksp_t const * link_wksp = &topo->workspaces[ topo->objs[ link->dcache_obj_id ].wksp_id ];
1074 :
1075 0 : ctx->in[ i ].mem = link_wksp->wksp;
1076 0 : if( FD_LIKELY( link->mtu ) ) {
1077 0 : ctx->in[ i ].chunk0 = fd_dcache_compact_chunk0( ctx->in[ i ].mem, link->dcache );
1078 0 : ctx->in[ i ].wmark = fd_dcache_compact_wmark ( ctx->in[ i ].mem, link->dcache, link->mtu );
1079 0 : } else {
1080 0 : ctx->in[ i ].chunk0 = 0UL;
1081 0 : ctx->in[ i ].wmark = 0UL;
1082 0 : }
1083 0 : ctx->in[ i ].mtu = link->mtu;
1084 :
1085 0 : if( !strcmp( link->name, "gossip_gossvf" ) ) ctx->in[ i ].kind = IN_KIND_PINGS;
1086 0 : else if( !strcmp( link->name, "ipecho_out" ) ) ctx->in[ i ].kind = IN_KIND_SHRED_VERSION;
1087 0 : else if( !strcmp( link->name, "gossip_out" ) ) ctx->in[ i ].kind = IN_KIND_GOSSIP;
1088 0 : else if( !strcmp( link->name, "net_gossvf" ) ) {
1089 0 : ctx->in[ i ].kind = IN_KIND_NET;
1090 0 : fd_net_rx_bounds_init( &ctx->net_in_bounds[ i ], link->dcache );
1091 0 : }
1092 0 : else if( !strcmp( link->name, "replay_epoch" ) ) ctx->in[ i ].kind = IN_KIND_EPOCH;
1093 0 : else FD_LOG_ERR(( "unexpected input link name %s", link->name ));
1094 0 : }
1095 :
1096 0 : FD_TEST( tile->out_cnt==1UL );
1097 0 : fd_topo_link_t const * gossvf_out = &topo->links[ tile->out_link_id[ 0UL ] ];
1098 0 : ctx->out->mem = topo->workspaces[ topo->objs[ gossvf_out->dcache_obj_id ].wksp_id ].wksp;
1099 0 : ctx->out->chunk0 = fd_dcache_compact_chunk0( ctx->out->mem, gossvf_out->dcache );
1100 0 : ctx->out->wmark = fd_dcache_compact_wmark ( ctx->out->mem, gossvf_out->dcache, gossvf_out->mtu );
1101 0 : ctx->out->chunk = ctx->out->chunk0;
1102 :
1103 0 : ulong scratch_top = FD_SCRATCH_ALLOC_FINI( l, scratch_align() );
1104 0 : if( FD_UNLIKELY( scratch_top > (ulong)scratch + scratch_footprint( tile ) ) )
1105 0 : FD_LOG_ERR(( "scratch overflow %lu %lu %lu", scratch_top - (ulong)scratch - scratch_footprint( tile ), scratch_top, (ulong)scratch + scratch_footprint( tile ) ));
1106 0 : }
1107 :
1108 : static ulong
1109 : populate_allowed_seccomp( fd_topo_t const * topo,
1110 : fd_topo_tile_t const * tile,
1111 : ulong out_cnt,
1112 0 : struct sock_filter * out ) {
1113 0 : (void)topo;
1114 0 : (void)tile;
1115 :
1116 0 : populate_sock_filter_policy_fd_gossvf_tile( out_cnt, out, (uint)fd_log_private_logfile_fd() );
1117 0 : return sock_filter_policy_fd_gossvf_tile_instr_cnt;
1118 0 : }
1119 :
1120 : static ulong
1121 : populate_allowed_fds( fd_topo_t const * topo,
1122 : fd_topo_tile_t const * tile,
1123 : ulong out_fds_cnt,
1124 0 : int * out_fds ) {
1125 0 : (void)topo;
1126 0 : (void)tile;
1127 :
1128 0 : if( FD_UNLIKELY( out_fds_cnt<2UL ) ) FD_LOG_ERR(( "out_fds_cnt %lu", out_fds_cnt ));
1129 :
1130 0 : ulong out_cnt = 0UL;
1131 0 : out_fds[ out_cnt++ ] = 2; /* stderr */
1132 0 : if( FD_LIKELY( -1!=fd_log_private_logfile_fd() ) )
1133 0 : out_fds[ out_cnt++ ] = fd_log_private_logfile_fd(); /* logfile */
1134 0 : return out_cnt;
1135 0 : }
1136 :
1137 0 : #define STEM_BURST (17UL/*FD_GOSSIP_MSG_MAX_CRDS*/+1UL)
1138 :
1139 0 : #define STEM_LAZY (128L*3000L)
1140 :
1141 0 : #define STEM_CALLBACK_CONTEXT_TYPE fd_gossvf_tile_ctx_t
1142 0 : #define STEM_CALLBACK_CONTEXT_ALIGN alignof(fd_gossvf_tile_ctx_t)
1143 :
1144 0 : #define STEM_CALLBACK_DURING_HOUSEKEEPING during_housekeeping
1145 0 : #define STEM_CALLBACK_METRICS_WRITE metrics_write
1146 0 : #define STEM_CALLBACK_BEFORE_FRAG before_frag
1147 0 : #define STEM_CALLBACK_DURING_FRAG during_frag
1148 0 : #define STEM_CALLBACK_AFTER_FRAG after_frag
1149 :
1150 : #include "../../disco/stem/fd_stem.c"
1151 :
1152 : fd_topo_run_tile_t fd_tile_gossvf = {
1153 : .name = "gossvf",
1154 : .populate_allowed_seccomp = populate_allowed_seccomp,
1155 : .populate_allowed_fds = populate_allowed_fds,
1156 : .scratch_align = scratch_align,
1157 : .scratch_footprint = scratch_footprint,
1158 : .privileged_init = privileged_init,
1159 : .unprivileged_init = unprivileged_init,
1160 : .run = stem_run,
1161 : };
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