Line data Source code
1 : #include "fd_gossip_tile.h"
2 : #include "../../disco/topo/fd_topo.h"
3 : #include "../../disco/topo/fd_dns_resolve.h"
4 : #include "../../disco/fd_disco_base.h"
5 : #include "../../disco/fd_clock_tile.h"
6 : #include "../../disco/keyguard/fd_keyswitch.h"
7 : #include "../../disco/keyguard/fd_keyload.h"
8 : #include "../../disco/metrics/fd_metrics.h"
9 : #include "../../disco/shred/fd_stake_ci.h"
10 : #include "../../flamenco/gossip/fd_ping_tracker.h"
11 : #include "../../flamenco/leaders/fd_leaders_base.h"
12 : #include "../../ballet/siphash13/fd_siphash13.h"
13 : #include "../../util/net/fd_net_headers.h"
14 : #include "../../disco/net/fd_net_tile.h"
15 : #include "generated/fd_gossvf_tile_seccomp.h"
16 :
17 : #define DEBUG_PEERS (0)
18 :
19 0 : #define IN_KIND_SHRED_VERSION (0)
20 0 : #define IN_KIND_NET (1)
21 0 : #define IN_KIND_EPOCH (2)
22 0 : #define IN_KIND_PINGS (3)
23 0 : #define IN_KIND_GOSSIP (4)
24 :
25 : struct peer {
26 : fd_pubkey_t pubkey;
27 :
28 : fd_ip4_port_t gossip_addr;
29 : ushort shred_version;
30 :
31 : struct {
32 : ulong prev;
33 : ulong next;
34 : } map;
35 :
36 : struct {
37 : ulong next;
38 : } pool;
39 : };
40 :
41 : typedef struct peer peer_t;
42 :
43 : struct ping {
44 : fd_pubkey_t pubkey;
45 : fd_ip4_port_t addr;
46 :
47 : struct {
48 : ulong prev;
49 : ulong next;
50 : } map;
51 :
52 : struct {
53 : ulong next;
54 : } pool;
55 : };
56 :
57 : typedef struct ping ping_t;
58 :
59 : struct stake {
60 : fd_pubkey_t pubkey;
61 : ulong stake;
62 :
63 : struct {
64 : ulong prev;
65 : ulong next;
66 : } map;
67 :
68 : struct {
69 : ulong next;
70 : } pool;
71 : };
72 :
73 : typedef struct stake stake_t;
74 :
75 : #define POOL_NAME peer_pool
76 0 : #define POOL_T peer_t
77 : #define POOL_IDX_T ulong
78 0 : #define POOL_NEXT pool.next
79 : #include "../../util/tmpl/fd_pool.c"
80 :
81 : #define MAP_NAME peer_map
82 0 : #define MAP_KEY pubkey
83 : #define MAP_ELE_T peer_t
84 : #define MAP_KEY_T fd_pubkey_t
85 : #define MAP_PREV map.prev
86 0 : #define MAP_NEXT map.next
87 0 : #define MAP_KEY_EQ(k0,k1) fd_pubkey_eq( k0, k1 )
88 0 : #define MAP_KEY_HASH(key,seed) fd_hash32( (key)->uc, (seed) )
89 : #include "../../util/tmpl/fd_map_chain.c"
90 :
91 : #define POOL_NAME ping_pool
92 0 : #define POOL_T ping_t
93 : #define POOL_IDX_T ulong
94 0 : #define POOL_NEXT pool.next
95 : #include "../../util/tmpl/fd_pool.c"
96 :
97 : #define MAP_NAME ping_map
98 0 : #define MAP_KEY pubkey
99 : #define MAP_ELE_T ping_t
100 : #define MAP_KEY_T fd_pubkey_t
101 : #define MAP_PREV map.prev
102 0 : #define MAP_NEXT map.next
103 0 : #define MAP_KEY_EQ(k0,k1) fd_pubkey_eq( k0, k1 )
104 0 : #define MAP_KEY_HASH(key,seed) fd_hash32( (key)->uc, (seed) )
105 : #include "../../util/tmpl/fd_map_chain.c"
106 :
107 : #define POOL_NAME stake_pool
108 0 : #define POOL_T stake_t
109 : #define POOL_IDX_T ulong
110 0 : #define POOL_NEXT pool.next
111 : #include "../../util/tmpl/fd_pool.c"
112 :
113 : #define MAP_NAME stake_map
114 0 : #define MAP_KEY pubkey
115 : #define MAP_ELE_T stake_t
116 : #define MAP_KEY_T fd_pubkey_t
117 0 : #define MAP_PREV map.prev
118 0 : #define MAP_NEXT map.next
119 0 : #define MAP_KEY_EQ(k0,k1) fd_pubkey_eq( k0, k1 )
120 0 : #define MAP_KEY_HASH(key,seed) fd_hash32( (key)->uc, (seed) )
121 : #define MAP_OPTIMIZE_RANDOM_ACCESS_REMOVAL 1
122 : #include "../../util/tmpl/fd_map_chain.c"
123 :
124 : struct fd_gossvf_tile_ctx {
125 : long instance_creation_wallclock_nanos;
126 : ushort shred_version;
127 :
128 : int allow_private_address;
129 :
130 : fd_ip4_port_t gossip_addr;
131 : fd_ip4_port_t src_addr;
132 :
133 : fd_keyswitch_t * keyswitch;
134 : fd_pubkey_t identity_pubkey[1];
135 :
136 : fd_ip4_port_t entrypoints[ 16UL ];
137 : ulong entrypoints_cnt;
138 :
139 : #if DEBUG_PEERS
140 : ulong peer_cnt;
141 : ulong ping_cnt;
142 : #endif
143 :
144 : peer_t * peers;
145 : peer_map_t * peer_map;
146 :
147 : ping_t * pings;
148 : ping_map_t * ping_map;
149 :
150 : struct {
151 : ulong count;
152 : stake_t * pool;
153 : stake_map_t * map;
154 : uchar msg_buf[ FD_EPOCH_INFO_MAX_MSG_SZ ];
155 : } stake;
156 :
157 : uchar payload[ FD_NET_MTU ];
158 : fd_ip4_port_t peer;
159 :
160 : fd_gossip_ping_update_t _ping_update[1];
161 : fd_gossip_update_message_t _gossip_update[1];
162 : fd_gossip_message_t _message[1];
163 :
164 : fd_clock_tile_t clock[1];
165 :
166 : ulong seed;
167 : ulong dedup_key[ 2 ];
168 :
169 : ulong round_robin_idx;
170 : ulong round_robin_cnt;
171 :
172 : fd_sha512_t sha[ 1 ];
173 :
174 : struct {
175 : ulong depth;
176 : ulong map_cnt;
177 : ulong * sync;
178 : ulong * ring;
179 : ulong * map;
180 : } tcache;
181 :
182 : struct {
183 : int kind;
184 : ulong chunk0;
185 : ulong wmark;
186 : fd_wksp_t * mem;
187 : ulong mtu;
188 : } in[ 64UL ];
189 :
190 : fd_net_rx_bounds_t net_in_bounds[ 64UL ];
191 :
192 : struct {
193 : ulong chunk0;
194 : ulong chunk;
195 : ulong wmark;
196 : fd_wksp_t * mem;
197 : } out[ 1 ];
198 :
199 : struct {
200 : ulong message_rx[ FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_CNT ];
201 : ulong message_rx_bytes[ FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_CNT ];
202 : ulong crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_CNT ];
203 : ulong crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_CNT ];
204 : } metrics;
205 : };
206 :
207 : typedef struct fd_gossvf_tile_ctx fd_gossvf_tile_ctx_t;
208 :
209 : FD_FN_CONST static inline ulong
210 0 : scratch_align( void ) {
211 0 : return 128UL;
212 0 : }
213 :
214 : FD_FN_PURE static inline ulong
215 0 : scratch_footprint( fd_topo_tile_t const * tile ) {
216 0 : ulong l = FD_LAYOUT_INIT;
217 0 : l = FD_LAYOUT_APPEND( l, alignof( fd_gossvf_tile_ctx_t ), sizeof( fd_gossvf_tile_ctx_t ) );
218 0 : l = FD_LAYOUT_APPEND( l, peer_pool_align(), peer_pool_footprint( FD_CONTACT_INFO_TABLE_SIZE ) );
219 0 : l = FD_LAYOUT_APPEND( l, peer_map_align(), peer_map_footprint( 2UL*FD_CONTACT_INFO_TABLE_SIZE ) );
220 0 : l = FD_LAYOUT_APPEND( l, ping_pool_align(), ping_pool_footprint( FD_PING_TRACKER_MAX ) );
221 0 : l = FD_LAYOUT_APPEND( l, ping_map_align(), ping_map_footprint( 2UL*FD_PING_TRACKER_MAX ) );
222 0 : l = FD_LAYOUT_APPEND( l, stake_pool_align(), stake_pool_footprint( MAX_SHRED_DESTS ) );
223 0 : l = FD_LAYOUT_APPEND( l, stake_map_align(), stake_map_footprint( stake_map_chain_cnt_est( MAX_SHRED_DESTS ) ) );
224 0 : l = FD_LAYOUT_APPEND( l, fd_tcache_align(), fd_tcache_footprint( tile->gossvf.tcache_depth, 0UL ) );
225 0 : return FD_LAYOUT_FINI( l, scratch_align() );
226 0 : }
227 :
228 : static inline void
229 0 : during_housekeeping( fd_gossvf_tile_ctx_t * ctx ) {
230 0 : if( FD_UNLIKELY( fd_clock_tile_recal_due( ctx->clock ) ) ) {
231 0 : fd_clock_tile_recal( ctx->clock );
232 0 : }
233 :
234 0 : if( FD_UNLIKELY( fd_keyswitch_state_query( ctx->keyswitch )==FD_KEYSWITCH_STATE_SWITCH_PENDING ) ) {
235 0 : memcpy( ctx->identity_pubkey->uc, ctx->keyswitch->bytes, 32UL );
236 0 : ctx->instance_creation_wallclock_nanos = (long)ctx->keyswitch->param;
237 0 : fd_keyswitch_state( ctx->keyswitch, FD_KEYSWITCH_STATE_COMPLETED );
238 0 : }
239 0 : }
240 :
241 : static inline void
242 0 : metrics_write( fd_gossvf_tile_ctx_t * ctx ) {
243 0 : FD_MCNT_ENUM_COPY( GOSSVF, MESSAGE_RX, ctx->metrics.message_rx );
244 0 : FD_MCNT_ENUM_COPY( GOSSVF, MESSAGE_RX_BYTES, ctx->metrics.message_rx_bytes );
245 0 : FD_MCNT_ENUM_COPY( GOSSVF, CRDS_RX, ctx->metrics.crds_rx );
246 0 : FD_MCNT_ENUM_COPY( GOSSVF, CRDS_RX_BYTES, ctx->metrics.crds_rx_bytes );
247 0 : }
248 :
249 : static int
250 : before_frag( fd_gossvf_tile_ctx_t * ctx,
251 : ulong in_idx,
252 : ulong seq,
253 0 : ulong sig ) {
254 0 : if( FD_UNLIKELY( !ctx->shred_version && ctx->in[ in_idx ].kind!=IN_KIND_SHRED_VERSION ) ) return -1;
255 :
256 0 : switch( ctx->in[ in_idx ].kind ) {
257 0 : case IN_KIND_SHRED_VERSION: return 0;
258 0 : case IN_KIND_NET: return (seq % ctx->round_robin_cnt) != ctx->round_robin_idx;
259 0 : case IN_KIND_EPOCH: return 0;
260 0 : case IN_KIND_PINGS: return 0;
261 0 : case IN_KIND_GOSSIP: return sig!=FD_GOSSIP_UPDATE_TAG_CONTACT_INFO &&
262 0 : sig!=FD_GOSSIP_UPDATE_TAG_CONTACT_INFO_REMOVE;
263 0 : default: FD_LOG_ERR(( "unexpected in_kind %d", ctx->in[ in_idx ].kind )); return -1;
264 0 : }
265 0 : }
266 :
267 : static inline void
268 : during_frag( fd_gossvf_tile_ctx_t * ctx,
269 : ulong in_idx,
270 : ulong seq FD_PARAM_UNUSED,
271 : ulong sig,
272 : ulong chunk,
273 : ulong sz,
274 0 : ulong ctl ) {
275 0 : if( FD_UNLIKELY( chunk<ctx->in[ in_idx ].chunk0 || chunk>ctx->in[ in_idx ].wmark || sz>ctx->in[ in_idx ].mtu ) )
276 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 ));
277 :
278 0 : switch( ctx->in[ in_idx ].kind ) {
279 0 : case IN_KIND_SHRED_VERSION: {
280 0 : ctx->shred_version = (ushort)sig;
281 0 : FD_TEST( ctx->shred_version );
282 0 : break;
283 0 : }
284 0 : case IN_KIND_NET: {
285 0 : uchar const * src = fd_net_rx_translate_frag( &ctx->net_in_bounds[ in_idx ], chunk, ctl, sz );
286 0 : fd_memcpy( ctx->payload, src, sz );
287 0 : break;
288 0 : }
289 0 : case IN_KIND_EPOCH: {
290 0 : fd_epoch_info_msg_t const * msg = fd_chunk_to_laddr( ctx->in[ in_idx ].mem, chunk );
291 0 : if( FD_UNLIKELY( msg->staked_vote_cnt>MAX_STAKE_WEIGHTS ) )
292 0 : FD_LOG_ERR(( "epoch stakes exceed MAX_STAKE_WEIGHTS=%lu", MAX_STAKE_WEIGHTS ));
293 0 : if( FD_UNLIKELY( msg->staked_id_cnt>MAX_STAKE_WEIGHTS ) )
294 0 : FD_LOG_ERR(( "epoch id weights exceed MAX_STAKE_WEIGHTS=%lu", MAX_STAKE_WEIGHTS ));
295 :
296 0 : ulong msg_sz = fd_epoch_info_msg_sz( msg->staked_vote_cnt, msg->staked_id_cnt );
297 0 : fd_memcpy( ctx->stake.msg_buf, msg, msg_sz );
298 0 : break;
299 0 : }
300 0 : case IN_KIND_PINGS: {
301 0 : fd_memcpy( ctx->_ping_update, fd_chunk_to_laddr( ctx->in[ in_idx ].mem, chunk ), sz );
302 0 : break;
303 0 : }
304 0 : case IN_KIND_GOSSIP:
305 0 : FD_TEST( sz==FD_GOSSIP_UPDATE_SZ_CONTACT_INFO || sz==FD_GOSSIP_UPDATE_SZ_CONTACT_INFO_REMOVE );
306 0 : fd_memcpy( ctx->_gossip_update, fd_chunk_to_laddr( ctx->in[ in_idx ].mem, chunk ), sz );
307 0 : break;
308 0 : default:
309 0 : FD_LOG_ERR(( "unexpected in_kind %d", ctx->in[ in_idx ].kind ));
310 0 : }
311 0 : }
312 :
313 : static inline void
314 : handle_epoch( fd_gossvf_tile_ctx_t * ctx,
315 0 : fd_epoch_info_msg_t const * msg ) {
316 0 : stake_map_reset( ctx->stake.map );
317 0 : stake_pool_reset( ctx->stake.pool );
318 :
319 0 : fd_stake_weight_t const * id_weights = fd_epoch_info_msg_id_weights( msg );
320 :
321 0 : for( ulong i=0UL; i<msg->staked_id_cnt; i++ ) {
322 0 : stake_t * entry = stake_pool_ele_acquire( ctx->stake.pool );
323 0 : entry->pubkey = id_weights[i].key;
324 0 : entry->stake = id_weights[i].stake;
325 0 : stake_map_ele_insert( ctx->stake.map, entry, ctx->stake.pool );
326 0 : }
327 0 : ctx->stake.count = stake_pool_used( ctx->stake.pool );
328 0 : }
329 :
330 : static int
331 : verify_prune( fd_gossip_prune_t const * view,
332 0 : fd_sha512_t * sha ) {
333 0 : uchar sign_data[ FD_NET_MTU ];
334 : /* Agave serializes the prefix as a bincode length-prefixed &[u8]:
335 : 8-byte LE u64 length (=18) followed by the 18 raw prefix bytes,
336 : totaling 26 bytes for the prefix portion. */
337 0 : FD_STORE( ulong, sign_data, 18UL );
338 0 : fd_memcpy( sign_data+8UL, "\xffSOLANA_PRUNE_DATA", 18UL );
339 0 : fd_memcpy( sign_data+26UL, view->pubkey, 32UL );
340 0 : FD_STORE( ulong, sign_data+58UL, view->prunes_len );
341 0 : fd_memcpy( sign_data+66UL, view->prunes, view->prunes_len*32UL );
342 0 : fd_memcpy( sign_data+66UL+view->prunes_len*32UL, view->destination, 32UL );
343 0 : FD_STORE( ulong, sign_data+98UL+view->prunes_len*32UL, view->wallclock );
344 :
345 0 : ulong sign_data_len = 106UL+view->prunes_len*32UL;
346 0 : int err = fd_ed25519_verify( sign_data, sign_data_len, view->signature, view->pubkey, sha );
347 0 : if( FD_UNLIKELY( err!=FD_ED25519_SUCCESS ) )
348 0 : err = fd_ed25519_verify( sign_data+26UL, sign_data_len-26UL, view->signature, view->pubkey, sha );
349 :
350 0 : if( FD_LIKELY( err==FD_ED25519_SUCCESS ) ) return 0;
351 0 : else return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PRUNE_SIGNATURE_IDX;
352 0 : }
353 :
354 : static int
355 : verify_crds_value( fd_gossip_value_t const * value,
356 : uchar const * value_bytes,
357 : ulong value_bytes_len,
358 0 : fd_sha512_t * sha ) {
359 0 : return fd_ed25519_verify( value_bytes+64UL, /* signable data begins after signature */
360 0 : value_bytes_len-64UL, /* signable data length */
361 0 : value->signature,
362 0 : value->origin,
363 0 : sha );
364 0 : }
365 :
366 : static int
367 : verify_signatures( fd_gossvf_tile_ctx_t * ctx,
368 : fd_gossip_message_t * view,
369 : uchar const * payload,
370 : fd_sha512_t * sha,
371 0 : uchar * failed ) {
372 0 : switch( view->tag ) {
373 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST: {
374 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 ) ) ) {
375 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_SIGNATURE_IDX;
376 0 : } else {
377 0 : return 0;
378 0 : }
379 0 : }
380 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE: {
381 0 : ulong i = 0UL;
382 0 : while( i<view->pull_response->values_len ) {
383 0 : ulong dedup_tag = fd_siphash13_hash( payload+view->pull_response->values[ i ].offset, view->pull_response->values[ i ].length, ctx->dedup_key[ 0 ], ctx->dedup_key[ 1 ] );
384 0 : dedup_tag = fd_ulong_if( dedup_tag==FD_TCACHE_TAG_NULL, 1UL, dedup_tag );
385 0 : int ha_dup = 0;
386 0 : FD_FN_UNUSED ulong tcache_map_idx = 0; /* ignored */
387 0 : FD_TCACHE_QUERY( ha_dup, tcache_map_idx, ctx->tcache.map, ctx->tcache.map_cnt, dedup_tag );
388 0 : if( FD_UNLIKELY( ha_dup ) ) {
389 0 : if( FD_LIKELY( !failed[ i ] ) ) failed[ i ] = FD_GOSSIP_FAILED_DUPLICATE;
390 0 : i++;
391 0 : continue;
392 0 : }
393 :
394 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 );
395 0 : if( FD_UNLIKELY( err!=FD_ED25519_SUCCESS ) ) {
396 0 : if( FD_LIKELY( !failed[ i ] ) ) {
397 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_SIGNATURE_IDX ]++;
398 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_SIGNATURE_IDX ] += view->pull_response->values[ i ].length;
399 0 : }
400 0 : view->pull_response->values_len--;
401 0 : view->pull_response->values[ i ] = view->pull_response->values[ view->pull_response->values_len ];
402 0 : failed[ i ] = failed[ view->pull_response->values_len ];
403 0 : continue;
404 0 : }
405 :
406 0 : i++;
407 0 : }
408 :
409 0 : if( FD_UNLIKELY( !view->pull_response->values_len ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_RESPONSE_NO_VALID_CRDS_IDX;
410 0 : return 0;
411 0 : }
412 0 : case FD_GOSSIP_MESSAGE_PUSH: {
413 0 : ulong i = 0UL;
414 0 : while( i<view->push->values_len ) {
415 0 : ulong dedup_tag = fd_siphash13_hash( payload+view->push->values[ i ].offset, view->push->values[ i ].length, ctx->dedup_key[ 0 ], ctx->dedup_key[ 1 ] );
416 0 : dedup_tag = fd_ulong_if( dedup_tag==FD_TCACHE_TAG_NULL, 1UL, dedup_tag );
417 0 : int ha_dup = 0;
418 0 : FD_FN_UNUSED ulong tcache_map_idx = 0;
419 0 : FD_TCACHE_QUERY( ha_dup, tcache_map_idx, ctx->tcache.map, ctx->tcache.map_cnt, dedup_tag );
420 0 : if( FD_LIKELY( ha_dup ) ) {
421 0 : if( FD_LIKELY( !failed[ i ] ) ) failed[ i ] = FD_GOSSIP_FAILED_DUPLICATE;
422 0 : i++;
423 0 : continue;
424 0 : }
425 :
426 0 : int err = verify_crds_value( &view->push->values[ i ], payload+view->push->values[ i ].offset, view->push->values[ i ].length, sha );
427 0 : if( FD_UNLIKELY( err!=FD_ED25519_SUCCESS ) ) {
428 0 : if( FD_LIKELY( !failed[ i ] ) ) {
429 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_SIGNATURE_IDX ]++;
430 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_SIGNATURE_IDX ] += view->push->values[ i ].length;
431 0 : }
432 0 : view->push->values_len--;
433 0 : view->push->values[ i ] = view->push->values[ view->push->values_len ];
434 0 : failed[ i ] = failed[ view->push->values_len ];
435 0 : continue;
436 0 : }
437 :
438 0 : i++;
439 0 : }
440 :
441 0 : if( FD_UNLIKELY( !view->push->values_len ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PUSH_NO_VALID_CRDS_IDX;
442 0 : return 0;
443 0 : }
444 0 : case FD_GOSSIP_MESSAGE_PRUNE: return verify_prune( view->prune, sha );
445 0 : case FD_GOSSIP_MESSAGE_PING: {
446 0 : if( FD_UNLIKELY( FD_ED25519_SUCCESS!=fd_ed25519_verify( view->ping->token, 32UL, view->ping->signature, view->ping->from, sha ) ) ) {
447 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PING_SIGNATURE_IDX;
448 0 : } else {
449 0 : return 0;
450 0 : }
451 0 : }
452 0 : case FD_GOSSIP_MESSAGE_PONG: {
453 0 : if( FD_UNLIKELY( FD_ED25519_SUCCESS!=fd_ed25519_verify( view->pong->hash, 32UL, view->pong->signature, view->pong->from, sha ) ) ) {
454 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PONG_SIGNATURE_IDX;
455 0 : } else {
456 0 : return 0;
457 0 : }
458 0 : }
459 0 : default: FD_LOG_CRIT(( "unexpected message tag %u", view->tag ));
460 0 : };
461 0 : }
462 :
463 : static void
464 : filter_shred_version_crds( fd_gossvf_tile_ctx_t * ctx,
465 : uint tag,
466 : fd_gossip_value_t * values,
467 : ulong values_len,
468 0 : uchar * failed ) {
469 0 : for( ulong i=0UL; i<values_len; i++ ) {
470 0 : if( FD_UNLIKELY( failed[ i ] ) ) continue;
471 :
472 0 : int keep = 0;
473 0 : int no_origin = 0;
474 0 : if( values[ i ].tag==FD_GOSSIP_VALUE_CONTACT_INFO ) {
475 0 : keep = values[ i ].contact_info->shred_version==ctx->shred_version;
476 0 : } else {
477 0 : peer_t const * origin = peer_map_ele_query_const( ctx->peer_map, (fd_pubkey_t*)(values[ i ].origin), NULL, ctx->peers );
478 0 : no_origin = !origin;
479 0 : keep = origin && origin->shred_version==ctx->shred_version;
480 0 : }
481 :
482 0 : if( FD_UNLIKELY( !keep ) ) {
483 0 : if( FD_UNLIKELY( tag==FD_GOSSIP_MESSAGE_PULL_RESPONSE ) ) {
484 0 : if( FD_LIKELY( no_origin ) ) {
485 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_ORIGIN_NO_CONTACT_INFO_IDX ]++;
486 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_ORIGIN_NO_CONTACT_INFO_IDX ] += values[ i ].length;
487 0 : } else {
488 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_ORIGIN_SHRED_VERSION_IDX ]++;
489 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_ORIGIN_SHRED_VERSION_IDX ] += values[ i ].length;
490 0 : }
491 0 : } else {
492 0 : if( FD_LIKELY( no_origin ) ) {
493 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_ORIGIN_NO_CONTACT_INFO_IDX ]++;
494 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_ORIGIN_NO_CONTACT_INFO_IDX ] += values[ i ].length;
495 0 : } else {
496 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_ORIGIN_SHRED_VERSION_IDX ]++;
497 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_ORIGIN_SHRED_VERSION_IDX ] += values[ i ].length;
498 0 : }
499 0 : }
500 0 : failed[ i ] = FD_GOSSIP_FAILED_NO_CONTACT_INFO;
501 0 : }
502 0 : }
503 0 : }
504 :
505 : static int
506 : filter_shred_version( fd_gossvf_tile_ctx_t * ctx,
507 : fd_gossip_message_t * view,
508 0 : uchar * failed ) {
509 0 : switch( view->tag ) {
510 0 : case FD_GOSSIP_MESSAGE_PING:
511 0 : case FD_GOSSIP_MESSAGE_PONG:
512 0 : case FD_GOSSIP_MESSAGE_PRUNE:
513 0 : return 0;
514 0 : case FD_GOSSIP_MESSAGE_PUSH: {
515 0 : filter_shred_version_crds( ctx, view->tag, view->push->values, view->push->values_len, failed );
516 0 : if( FD_UNLIKELY( !view->push->values_len ) ) {
517 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PUSH_NO_VALID_CRDS_IDX;
518 0 : } else {
519 0 : return 0;
520 0 : }
521 0 : }
522 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE: {
523 0 : filter_shred_version_crds( ctx, view->tag, view->pull_response->values, view->pull_response->values_len, failed );
524 0 : if( FD_UNLIKELY( !view->pull_response->values_len ) ) {
525 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_RESPONSE_NO_VALID_CRDS_IDX;
526 0 : } else {
527 0 : return 0;
528 0 : }
529 0 : }
530 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST:
531 0 : FD_TEST( view->pull_request->contact_info->tag==FD_GOSSIP_VALUE_CONTACT_INFO );
532 0 : if( FD_UNLIKELY( view->pull_request->contact_info->contact_info->shred_version!=ctx->shred_version ) ) {
533 0 : return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_SHRED_VERSION_IDX;
534 0 : } else {
535 0 : return 0;
536 0 : }
537 0 : default:
538 0 : FD_LOG_CRIT(( "unexpected message tag %u", view->tag ));
539 0 : }
540 0 : }
541 :
542 : static void
543 : check_duplicate_instance( fd_gossvf_tile_ctx_t * ctx,
544 0 : fd_gossip_message_t const * view ) {
545 0 : ulong values_len;
546 0 : fd_gossip_value_t const * values;
547 0 : switch( view->tag ) {
548 0 : case FD_GOSSIP_MESSAGE_PING:
549 0 : case FD_GOSSIP_MESSAGE_PONG:
550 0 : case FD_GOSSIP_MESSAGE_PRUNE:
551 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST:
552 0 : return;
553 0 : case FD_GOSSIP_MESSAGE_PUSH:
554 0 : values = view->push->values;
555 0 : values_len = view->push->values_len;
556 0 : break;
557 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE:
558 0 : values = view->pull_response->values;
559 0 : values_len = view->pull_response->values_len;
560 0 : break;
561 0 : default:
562 0 : FD_LOG_CRIT(( "unexpected message tag %u", view->tag ));
563 0 : }
564 :
565 0 : for( ulong i=0UL; i<values_len; i++ ) {
566 0 : fd_gossip_value_t const * value = &values[ i ];
567 0 : if( FD_UNLIKELY( value->tag!=FD_GOSSIP_VALUE_CONTACT_INFO ) ) continue;
568 :
569 0 : if( FD_LIKELY( ctx->instance_creation_wallclock_nanos>=FD_MICRO_TO_NANOSEC( value->contact_info->outset ) ) ) continue;
570 0 : if( FD_LIKELY( memcmp( ctx->identity_pubkey->uc, value->origin, 32UL ) ) ) continue;
571 :
572 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 ) ));
573 0 : }
574 0 : }
575 :
576 : static inline int
577 : is_ping_active( fd_gossvf_tile_ctx_t * ctx,
578 : fd_ip4_port_t addr,
579 0 : fd_pubkey_t const * pubkey ) {
580 : /* 1. If the node has more than FD_GOSSIP_STAKED_THRESHOLD lamports
581 : staked, it is active */
582 0 : stake_t const * stake = stake_map_ele_query_const( ctx->stake.map, pubkey, NULL, ctx->stake.pool );
583 0 : if( FD_LIKELY( stake && stake->stake>=FD_GOSSIP_STAKED_THRESHOLD ) ) return 1;
584 :
585 : /* 2. If the node has actively ponged a ping, it is active */
586 0 : ping_t * ping = ping_map_ele_query( ctx->ping_map, pubkey, NULL, ctx->pings );
587 0 : return ping!=NULL && ping->addr.addr==addr.addr && ping->addr.port==addr.port;
588 0 : }
589 :
590 : static int
591 : ping_if_unponged( fd_gossvf_tile_ctx_t * ctx,
592 : fd_ip4_port_t addr,
593 : uchar const * origin,
594 0 : fd_stem_context_t * stem ) {
595 0 : if( FD_UNLIKELY( !is_ping_active( ctx, addr, fd_type_pun_const( origin ) ) ) ) {
596 0 : fd_gossip_pingreq_t * pingreq = (fd_gossip_pingreq_t*)fd_chunk_to_laddr( ctx->out->mem, ctx->out->chunk );
597 0 : fd_memcpy( pingreq->pubkey.uc, origin, 32UL );
598 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 );
599 0 : ctx->out->chunk = fd_dcache_compact_next( ctx->out->chunk, sizeof(fd_gossip_pingreq_t), ctx->out->chunk0, ctx->out->wmark );
600 :
601 : #if DEBUG_PEERS
602 : char base58[ FD_BASE58_ENCODED_32_SZ ];
603 : fd_base58_encode_32( origin, NULL, base58 );
604 : FD_LOG_NOTICE(( "pinging %s (" FD_IP4_ADDR_FMT ":%hu) (%lu)", base58, FD_IP4_ADDR_FMT_ARGS( addr.addr ), addr.port, ctx->ping_cnt ));
605 : #endif
606 0 : return 1;
607 0 : }
608 0 : return 0;
609 0 : }
610 :
611 : static int
612 : check_addr( fd_ip4_port_t addr,
613 0 : int allow_private_address ) {
614 0 : if( FD_UNLIKELY( !addr.port || !addr.addr || fd_ip4_addr_is_mcast( addr.addr ) ) ) return 0;
615 0 : if( FD_UNLIKELY( !allow_private_address && !fd_ip4_addr_is_public( addr.addr ) ) ) return 0;
616 0 : return 1;
617 0 : }
618 :
619 : static int
620 : verify_addresses( fd_gossvf_tile_ctx_t * ctx,
621 : fd_gossip_message_t * view,
622 : uchar * failed,
623 0 : fd_stem_context_t * stem ) {
624 0 : int is_loopback_peer = (ctx->peer.addr==ctx->src_addr.addr && ctx->peer.port==ctx->src_addr.port) ||
625 0 : (ctx->peer.addr==ctx->gossip_addr.addr && ctx->peer.port==ctx->gossip_addr.port) ||
626 0 : (fd_ip4_addr_is_loopback( ctx->peer.addr ) && ctx->peer.port==ctx->src_addr.port);
627 :
628 0 : ulong values_len;
629 0 : fd_gossip_value_t * values;
630 0 : switch( view->tag ) {
631 0 : case FD_GOSSIP_MESSAGE_PING:
632 0 : case FD_GOSSIP_MESSAGE_PONG:
633 0 : case FD_GOSSIP_MESSAGE_PRUNE:
634 0 : return 0;
635 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST:
636 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;
637 0 : if( FD_UNLIKELY( is_loopback_peer ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_LOOPBACK_IDX;
638 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;
639 0 : return 0;
640 0 : case FD_GOSSIP_MESSAGE_PUSH:
641 0 : if( FD_UNLIKELY( is_loopback_peer ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PUSH_LOOPBACK_IDX;
642 0 : values_len = view->push->values_len;
643 0 : values = view->push->values;
644 0 : break;
645 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE:
646 0 : if( FD_UNLIKELY( is_loopback_peer ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_RESPONSE_LOOPBACK_IDX;
647 0 : values_len = view->pull_response->values_len;
648 0 : values = view->pull_response->values;
649 0 : break;
650 0 : default:
651 0 : FD_LOG_ERR(( "unexpected view tag %u", view->tag ));
652 0 : }
653 :
654 0 : for( ulong i=0UL; i<values_len; i++ ) {
655 0 : fd_gossip_value_t const * value = &values[ i ];
656 0 : if( FD_UNLIKELY( failed[ i ] || value->tag!=FD_GOSSIP_VALUE_CONTACT_INFO ) ) continue;
657 :
658 : /* We currently don't handle IPv6, so setting the address to 0 will
659 : cause it to be always dropped. */
660 0 : fd_ip4_port_t addr = {
661 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,
662 0 : .port = value->contact_info->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].port
663 0 : };
664 :
665 : /* Sanitize sockets: zero out any with a multicast address.
666 : Matches Agave, which omits bad sockets from the cache but
667 : still accepts the ContactInfo into CRDS. */
668 0 : for( ulong j=0UL; j<FD_GOSSIP_CONTACT_INFO_SOCKET_CNT; j++ ) {
669 0 : fd_gossip_socket_t * sock = &values[ i ].contact_info->sockets[ j ];
670 0 : if( !sock->port || sock->is_ipv6 ) continue;
671 0 : if( FD_UNLIKELY( fd_ip4_addr_is_mcast( sock->ip4 ) ) ) {
672 0 : sock->ip4 = 0U;
673 0 : sock->port = 0;
674 0 : }
675 0 : }
676 :
677 : /* Prevent ping loopback */
678 0 : if( FD_UNLIKELY( !memcmp( value->origin, ctx->identity_pubkey, 32UL ) ) ) continue;
679 :
680 0 : int is_self_addr = (addr.addr==ctx->gossip_addr.addr && addr.port==ctx->gossip_addr.port) ||
681 0 : (addr.addr==ctx->src_addr.addr && addr.port==ctx->src_addr.port);
682 0 : int is_loopback = fd_ip4_addr_is_loopback( addr.addr ) && addr.port==ctx->gossip_addr.port;
683 0 : int drop = (is_self_addr | is_loopback) || !check_addr( addr, ctx->allow_private_address ) || ping_if_unponged( ctx, addr, value->origin, stem );
684 :
685 0 : if( FD_UNLIKELY( drop ) ) {
686 0 : if( FD_LIKELY( view->tag==FD_GOSSIP_MESSAGE_PUSH ) ) {
687 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_INACTIVE_IDX ]++;
688 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_INACTIVE_IDX ] += value->length;
689 0 : } else {
690 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_INACTIVE_IDX ]++;
691 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_INACTIVE_IDX ] += value->length;
692 0 : }
693 : /* Mark as failed instead of removing so gossip tile can
694 : track the hash in the purged set. */
695 0 : failed[ i ] = FD_GOSSIP_FAILED_NO_CONTACT_INFO;
696 0 : }
697 0 : }
698 :
699 0 : return 0;
700 0 : }
701 :
702 : static void
703 : handle_ping_update( fd_gossvf_tile_ctx_t * ctx,
704 0 : fd_gossip_ping_update_t * ping_update ) {
705 : #if DEBUG_PEERS
706 : char base58[ FD_BASE58_ENCODED_32_SZ ];
707 : fd_base58_encode_32( ping_update->pubkey.uc, NULL, base58 );
708 : #endif
709 :
710 0 : if( FD_UNLIKELY( ping_update->remove ) ) {
711 : #if DEBUG_PEERS
712 : ctx->ping_cnt--;
713 : 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 ));
714 : #endif
715 :
716 0 : ping_t * ping = ping_map_ele_remove( ctx->ping_map, &ping_update->pubkey, NULL, ctx->pings );
717 0 : FD_TEST( ping );
718 0 : ping_pool_ele_release( ctx->pings, ping );
719 0 : } else {
720 : #if DEBUG_PEERS
721 : ctx->ping_cnt++;
722 : 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 ));
723 : #endif
724 :
725 0 : FD_TEST( ping_pool_free( ctx->pings ) );
726 0 : FD_TEST( !ping_map_ele_query( ctx->ping_map, &ping_update->pubkey, NULL, ctx->pings ) );
727 0 : ping_t * ping = ping_pool_ele_acquire( ctx->pings );
728 0 : ping->addr.l = ping_update->gossip_addr.l;
729 0 : fd_memcpy( ping->pubkey.uc, ping_update->pubkey.uc, 32UL );
730 0 : ping_map_ele_insert( ctx->ping_map, ping, ctx->pings );
731 0 : }
732 0 : }
733 :
734 : static void
735 : handle_peer_update( fd_gossvf_tile_ctx_t * ctx,
736 0 : fd_gossip_update_message_t * gossip_update ) {
737 : #if DEBUG_PEERS
738 : char base58[ FD_BASE58_ENCODED_32_SZ ];
739 : fd_base58_encode_32( gossip_update->origin, NULL, base58 );
740 : #endif
741 :
742 0 : switch( gossip_update->tag ) {
743 0 : case FD_GOSSIP_UPDATE_TAG_CONTACT_INFO: {
744 0 : peer_t * peer = peer_map_ele_query( ctx->peer_map, fd_type_pun_const( gossip_update->origin ), NULL, ctx->peers );
745 0 : if( FD_LIKELY( peer ) ) {
746 : #if DEBUG_PEERS
747 : 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 ));
748 : #endif
749 :
750 0 : peer->shred_version = gossip_update->contact_info->value->shred_version;
751 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;
752 0 : peer->gossip_addr.port = gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].port;
753 0 : } else {
754 : #if DEBUG_PEERS
755 : ctx->peer_cnt++;
756 : 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 ));
757 : #endif
758 :
759 0 : FD_TEST( peer_pool_free( ctx->peers ) );
760 0 : peer = peer_pool_ele_acquire( ctx->peers );
761 0 : peer->shred_version = gossip_update->contact_info->value->shred_version;
762 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;
763 0 : peer->gossip_addr.port = gossip_update->contact_info->value->sockets[ FD_GOSSIP_CONTACT_INFO_SOCKET_GOSSIP ].port;
764 0 : fd_memcpy( peer->pubkey.uc, gossip_update->origin, 32UL );
765 0 : peer_map_ele_insert( ctx->peer_map, peer, ctx->peers );
766 0 : }
767 0 : break;
768 0 : }
769 0 : case FD_GOSSIP_UPDATE_TAG_CONTACT_INFO_REMOVE: {
770 : #if DEBUG_PEERS
771 : ctx->peer_cnt--;
772 : FD_LOG_NOTICE(( "removing peer %s (%lu)", base58, ctx->peer_cnt ));
773 : #endif
774 :
775 0 : peer_t * peer = peer_map_ele_remove( ctx->peer_map, fd_type_pun_const( gossip_update->origin ), NULL, ctx->peers );
776 0 : FD_TEST( peer );
777 0 : peer_pool_ele_release( ctx->peers, peer );
778 0 : break;
779 0 : }
780 0 : default: FD_LOG_ERR(( "unexpected gossip_update tag %d", gossip_update->tag ));
781 0 : }
782 0 : }
783 :
784 : static int
785 : handle_net( fd_gossvf_tile_ctx_t * ctx,
786 : ulong sz,
787 : ulong tsorig,
788 0 : fd_stem_context_t * stem ) {
789 0 : uchar * payload;
790 0 : ulong payload_sz;
791 0 : fd_ip4_hdr_t * ip4_hdr;
792 0 : fd_udp_hdr_t * udp_hdr;
793 0 : FD_TEST( fd_ip4_udp_hdr_strip( ctx->payload, sz, &payload, &payload_sz, NULL, &ip4_hdr, &udp_hdr ) );
794 0 : ctx->peer.addr = ip4_hdr->saddr;
795 0 : ctx->peer.port = udp_hdr->net_sport;
796 :
797 0 : long now = fd_clock_tile_now( ctx->clock );
798 :
799 0 : fd_gossip_message_t * message = ctx->_message;
800 0 : int decoded = fd_gossip_message_deserialize( message, payload, payload_sz );
801 0 : if( FD_UNLIKELY( !decoded ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_UNPARSEABLE_IDX;
802 :
803 0 : if( FD_UNLIKELY( message->tag==FD_GOSSIP_MESSAGE_PULL_REQUEST ) ) {
804 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;
805 : /* Best-effort: identity_pubkey may momentarily be stale during a
806 : keyswitch, but letting a loopback pull request through is
807 : harmless (we just waste some CPU answering our own request). */
808 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;
809 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;
810 :
811 0 : ulong clamp_wallclock_lower_millis = (ulong)(FD_NANOSEC_TO_MILLI( now )-15L*1000L);
812 0 : ulong clamp_wallclock_upper_millis = (ulong)(FD_NANOSEC_TO_MILLI( now )+15L*1000L);
813 0 : if( FD_UNLIKELY( message->pull_request->contact_info->wallclock<clamp_wallclock_lower_millis ||
814 0 : message->pull_request->contact_info->wallclock>clamp_wallclock_upper_millis ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PULL_REQUEST_WALLCLOCK_IDX;
815 0 : }
816 :
817 0 : if( FD_UNLIKELY( message->tag==FD_GOSSIP_MESSAGE_PRUNE ) ) {
818 : /* Best-effort: identity_pubkey may momentarily be stale during a
819 : keyswitch, so we may drop a prune correctly addressed to our new
820 : key. This just delays pruning until the peer re-prunes or we
821 : detect the redundancy via the prune finder. */
822 0 : if( FD_UNLIKELY( !!memcmp( message->prune->destination, ctx->identity_pubkey, 32UL ) ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PRUNE_DESTINATION_IDX;
823 : /* Agave uses a window of 500ms here, rather than 1s, but it's too
824 : narrow in production and causes us to throw away a lot of prunes
825 : that are actually valid and useful. */
826 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;
827 0 : }
828 :
829 0 : if( FD_LIKELY( message->tag==FD_GOSSIP_MESSAGE_PUSH ) ) {
830 0 : ulong i = 0UL;
831 0 : while( i<message->push->values_len ) {
832 0 : fd_gossip_value_t const * value = &message->push->values[ i ];
833 0 : if( FD_UNLIKELY( value->wallclock<(ulong)(FD_NANOSEC_TO_MILLI( now )-15L*1000L) ||
834 0 : value->wallclock>(ulong)(FD_NANOSEC_TO_MILLI( now )+15L*1000L) ) ) {
835 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_WALLCLOCK_IDX ]++;
836 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PUSH_WALLCLOCK_IDX ] += value->length;
837 0 : message->push->values[ i ] = message->push->values[ message->push->values_len-1UL ];
838 0 : message->push->values_len--;
839 0 : continue;
840 0 : }
841 0 : i++;
842 0 : }
843 :
844 0 : if( FD_UNLIKELY( !message->push->values_len ) ) return FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_DROPPED_PUSH_NO_VALID_CRDS_IDX;
845 0 : }
846 :
847 0 : uchar failed[ FD_GOSSIP_MESSAGE_MAX_CRDS ] = {0};
848 :
849 0 : if( FD_UNLIKELY( message->tag==FD_GOSSIP_MESSAGE_PULL_RESPONSE ) ) {
850 0 : int has_staked_node = ctx->stake.count>0UL;
851 0 : for( ulong i=0UL; i<message->pull_response->values_len; i++ ) {
852 0 : fd_gossip_value_t const * value = &message->pull_response->values[ i ];
853 :
854 : /* Best-effort: identity_pubkey may momentarily be stale during a
855 : keyswitch, but the only effect is that our own values fall back
856 : to the normal staleness window instead of being unconditionally
857 : accepted. */
858 0 : uchar is_me = !memcmp( value->origin, ctx->identity_pubkey, 32UL );
859 0 : long accept_after_nanos;
860 0 : if( FD_UNLIKELY( is_me ) ) {
861 0 : accept_after_nanos = 0L;
862 0 : } else {
863 0 : stake_t const * entry = stake_map_ele_query_const( ctx->stake.map, (fd_pubkey_t const *)value->origin, NULL, ctx->stake.pool );
864 0 : ulong origin_stake = entry ? entry->stake : 0UL;
865 0 : if( !origin_stake && has_staked_node ) accept_after_nanos = now-15L*1000L*1000L*1000L;
866 0 : else accept_after_nanos = now-432000L*400L*1000L*1000L;
867 0 : }
868 :
869 0 : if( FD_UNLIKELY( (ulong)(FD_NANOSEC_TO_MILLI( accept_after_nanos ))>value->wallclock ) ) {
870 0 : peer_t const * origin_peer = peer_map_ele_query_const( ctx->peer_map, (fd_pubkey_t const *)value->origin, NULL, ctx->peers );
871 0 : if( FD_UNLIKELY( !origin_peer ) ) {
872 0 : ctx->metrics.crds_rx[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_WALLCLOCK_IDX ]++;
873 0 : ctx->metrics.crds_rx_bytes[ FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_DROPPED_PULL_RESPONSE_WALLCLOCK_IDX ] += value->length;
874 0 : failed[ i ] = FD_GOSSIP_FAILED_WALLCLOCK;
875 0 : }
876 0 : }
877 0 : }
878 0 : }
879 :
880 0 : int result = filter_shred_version( ctx, message, failed );
881 0 : if( FD_UNLIKELY( result ) ) return result;
882 :
883 0 : result = verify_signatures( ctx, message, payload, ctx->sha, failed );
884 0 : if( FD_UNLIKELY( result ) ) return result;
885 :
886 : /* verify_addresses includes validation checks against origin pubkey,
887 : so it must come after verify_signatures. */
888 0 : result = verify_addresses( ctx, message, failed, stem );
889 0 : if( FD_UNLIKELY( result ) ) return result;
890 :
891 0 : check_duplicate_instance( ctx, message );
892 :
893 0 : switch( message->tag ) {
894 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE: {
895 0 : for( ulong i=0UL; i<message->pull_response->values_len; i++ ) {
896 0 : if( FD_UNLIKELY( failed[ i ] ) ) continue; /* NCI: re-receive after learning contact info; duplicate: already in the tcache */
897 0 : ulong dedup_tag = fd_siphash13_hash( payload+message->pull_response->values[ i ].offset, message->pull_response->values[ i ].length, ctx->dedup_key[ 0 ], ctx->dedup_key[ 1 ] );
898 0 : dedup_tag = fd_ulong_if( dedup_tag==FD_TCACHE_TAG_NULL, 1UL, dedup_tag );
899 0 : int ha_dup = 0;
900 0 : FD_TCACHE_INSERT( ha_dup, *ctx->tcache.sync, ctx->tcache.ring, ctx->tcache.depth, ctx->tcache.map, ctx->tcache.map_cnt, dedup_tag );
901 0 : (void)ha_dup; /* unused */
902 0 : }
903 0 : break;
904 0 : }
905 0 : case FD_GOSSIP_MESSAGE_PUSH: {
906 0 : for( ulong i=0UL; i<message->push->values_len; i++ ) {
907 0 : if( FD_UNLIKELY( failed[ i ] ) ) continue; /* NCI: re-receive after learning contact info; duplicate: already in the tcache */
908 0 : ulong dedup_tag = fd_siphash13_hash( payload+message->push->values[ i ].offset, message->push->values[ i ].length, ctx->dedup_key[ 0 ], ctx->dedup_key[ 1 ] );
909 0 : dedup_tag = fd_ulong_if( dedup_tag==FD_TCACHE_TAG_NULL, 1UL, dedup_tag );
910 0 : int ha_dup = 0;
911 0 : FD_TCACHE_INSERT( ha_dup, *ctx->tcache.sync, ctx->tcache.ring, ctx->tcache.depth, ctx->tcache.map, ctx->tcache.map_cnt, dedup_tag );
912 0 : (void)ha_dup; /* unused */
913 0 : }
914 0 : break;
915 0 : }
916 0 : default:
917 0 : break;
918 0 : }
919 :
920 0 : switch( message->tag ) {
921 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PULL_REQUEST_IDX; break;
922 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PULL_RESPONSE_IDX; break;
923 0 : case FD_GOSSIP_MESSAGE_PUSH: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PUSH_IDX; break;
924 0 : case FD_GOSSIP_MESSAGE_PRUNE: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PRUNE_IDX; break;
925 0 : case FD_GOSSIP_MESSAGE_PING: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PING_IDX; break;
926 0 : case FD_GOSSIP_MESSAGE_PONG: result = FD_METRICS_ENUM_GOSSVF_MESSAGE_OUTCOME_V_SUCCESS_PONG_IDX; break;
927 0 : default: FD_LOG_ERR(( "unexpected message tag %u", message->tag ));
928 0 : }
929 :
930 0 : switch( message->tag ) {
931 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE:
932 0 : for( ulong i=0UL; i<message->pull_response->values_len; i++ ) {
933 0 : if( FD_UNLIKELY( failed[ i ] && failed[ i ]!=FD_GOSSIP_FAILED_DUPLICATE ) ) continue;
934 0 : ulong metric_idx = failed[ i ] ? FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_SUCCESS_PULL_RESPONSE_DUPLICATE_IDX
935 0 : : FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_SUCCESS_PULL_RESPONSE_IDX;
936 0 : ctx->metrics.crds_rx[ metric_idx ]++;
937 0 : ctx->metrics.crds_rx_bytes[ metric_idx ] += message->pull_response->values[ i ].length;
938 0 : }
939 0 : break;
940 0 : case FD_GOSSIP_MESSAGE_PUSH:
941 0 : for( ulong i=0UL; i<message->push->values_len; i++ ) {
942 0 : if( FD_UNLIKELY( failed[ i ] && failed[ i ]!=FD_GOSSIP_FAILED_DUPLICATE ) ) continue;
943 0 : ulong metric_idx = failed[ i ] ? FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_SUCCESS_PUSH_DUPLICATE_IDX
944 0 : : FD_METRICS_ENUM_GOSSVF_CRDS_OUTCOME_V_SUCCESS_PUSH_IDX;
945 0 : ctx->metrics.crds_rx[ metric_idx ]++;
946 0 : ctx->metrics.crds_rx_bytes[ metric_idx ] += message->push->values[ i ].length;
947 0 : }
948 0 : break;
949 0 : default:
950 0 : break;
951 0 : }
952 :
953 0 : uchar * dst = fd_chunk_to_laddr( ctx->out->mem, ctx->out->chunk );
954 :
955 0 : ulong msg_copy_sz;
956 0 : switch( message->tag ) {
957 0 : case FD_GOSSIP_MESSAGE_PULL_RESPONSE:
958 0 : msg_copy_sz = (ulong)((uchar const *)message->pull_response->values-(uchar const *)message)+message->pull_response->values_len*sizeof(fd_gossip_value_t);
959 0 : break;
960 0 : case FD_GOSSIP_MESSAGE_PUSH:
961 0 : msg_copy_sz = (ulong)((uchar const *)message->push->values-(uchar const *)message)+message->push->values_len*sizeof(fd_gossip_value_t);
962 0 : break;
963 0 : case FD_GOSSIP_MESSAGE_PULL_REQUEST: msg_copy_sz = (ulong)((uchar const *)(message->pull_request+1)-(uchar const *)message); break;
964 0 : case FD_GOSSIP_MESSAGE_PRUNE: msg_copy_sz = (ulong)((uchar const *)(message->prune+1) -(uchar const *)message); break;
965 0 : case FD_GOSSIP_MESSAGE_PING: msg_copy_sz = (ulong)((uchar const *)(message->ping+1) -(uchar const *)message); break;
966 0 : case FD_GOSSIP_MESSAGE_PONG: msg_copy_sz = (ulong)((uchar const *)(message->pong+1) -(uchar const *)message); break;
967 0 : default: msg_copy_sz = sizeof(fd_gossip_message_t); break;
968 0 : }
969 0 : fd_memcpy( dst, message, msg_copy_sz );
970 0 : fd_memcpy( dst+sizeof(fd_gossip_message_t), failed, FD_GOSSIP_MESSAGE_MAX_CRDS );
971 0 : fd_memcpy( dst+sizeof(fd_gossip_message_t)+FD_GOSSIP_MESSAGE_MAX_CRDS, payload, payload_sz );
972 :
973 0 : ulong tspub = (ulong)fd_frag_meta_ts_comp( fd_tickcount() );
974 0 : ulong out_sz = sizeof(fd_gossip_message_t)+FD_GOSSIP_MESSAGE_MAX_CRDS+payload_sz;
975 0 : fd_stem_publish( stem, 0UL, fd_gossvf_sig( ctx->peer.addr, ctx->peer.port, 0 ), ctx->out->chunk, out_sz, 0UL, tsorig, tspub );
976 0 : ctx->out->chunk = fd_dcache_compact_next( ctx->out->chunk, out_sz, ctx->out->chunk0, ctx->out->wmark );
977 :
978 0 : return result;
979 0 : }
980 :
981 : static inline void
982 : after_frag( fd_gossvf_tile_ctx_t * ctx,
983 : ulong in_idx,
984 : ulong seq,
985 : ulong sig,
986 : ulong sz,
987 : ulong tsorig,
988 : ulong _tspub,
989 0 : fd_stem_context_t * stem ) {
990 0 : (void)seq;
991 0 : (void)sig;
992 0 : (void)_tspub;
993 :
994 0 : switch( ctx->in[ in_idx ].kind ) {
995 0 : case IN_KIND_SHRED_VERSION: break;
996 0 : case IN_KIND_PINGS: handle_ping_update( ctx, ctx->_ping_update ); break;
997 0 : case IN_KIND_GOSSIP: handle_peer_update( ctx, ctx->_gossip_update ); break;
998 0 : case IN_KIND_EPOCH: handle_epoch( ctx, (fd_epoch_info_msg_t const *) ctx->stake.msg_buf ); break;
999 0 : case IN_KIND_NET: {
1000 0 : int result = handle_net( ctx, sz, tsorig, stem );
1001 0 : ctx->metrics.message_rx[ result ]++;
1002 0 : ctx->metrics.message_rx_bytes[ result ] += sz;
1003 0 : break;
1004 0 : }
1005 0 : default: FD_LOG_ERR(( "unexpected in_kind %d", ctx->in[ in_idx ].kind ));
1006 0 : }
1007 0 : }
1008 :
1009 : static void
1010 : privileged_init( fd_topo_t const * topo,
1011 0 : fd_topo_tile_t const * tile ) {
1012 0 : void * scratch = fd_topo_obj_laddr( topo, tile->tile_obj_id );
1013 :
1014 0 : FD_SCRATCH_ALLOC_INIT( l, scratch );
1015 0 : fd_gossvf_tile_ctx_t * ctx = FD_SCRATCH_ALLOC_APPEND( l, alignof( fd_gossvf_tile_ctx_t ), sizeof( fd_gossvf_tile_ctx_t ) );
1016 0 : FD_TEST( fd_rng_secure( &ctx->seed, 8U ) );
1017 0 : FD_TEST( fd_rng_secure( ctx->dedup_key, 16U ) );
1018 :
1019 0 : if( FD_UNLIKELY( !strcmp( tile->gossvf.identity_key_path, "" ) ) ) FD_LOG_ERR(( "identity_key_path not set" ));
1020 :
1021 0 : ctx->identity_pubkey[ 0 ] = *(fd_pubkey_t const *)fd_type_pun_const( fd_keyload_load( tile->gossvf.identity_key_path, /* pubkey only: */ 1 ) );
1022 :
1023 0 : ctx->entrypoints_cnt = tile->gossvf.entrypoints_cnt;
1024 0 : fd_dns_resolve_peers( tile->gossvf.entrypoints[ 0 ], sizeof(tile->gossvf.entrypoints[ 0 ]), tile->gossvf.entrypoints_cnt, "gossip.entrypoints", ctx->entrypoints );
1025 :
1026 0 : ctx->gossip_addr = tile->gossvf.gossip_addr;
1027 0 : if( tile->gossvf.gossip_host[ 0 ]!='\0' ) {
1028 0 : if( FD_UNLIKELY( !fd_dns_resolve_address( tile->gossvf.gossip_host, &ctx->gossip_addr.addr ) ) ) {
1029 0 : FD_LOG_ERR(( "could not resolve [gossip.host] %s", tile->gossvf.gossip_host ));
1030 0 : }
1031 0 : }
1032 0 : }
1033 :
1034 : static void
1035 : unprivileged_init( fd_topo_t const * topo,
1036 0 : fd_topo_tile_t const * tile ) {
1037 0 : void * scratch = fd_topo_obj_laddr( topo, tile->tile_obj_id );
1038 :
1039 0 : FD_SCRATCH_ALLOC_INIT( l, scratch );
1040 0 : fd_gossvf_tile_ctx_t * ctx = FD_SCRATCH_ALLOC_APPEND( l, alignof( fd_gossvf_tile_ctx_t ), sizeof( fd_gossvf_tile_ctx_t ) );
1041 0 : void * _peer_pool = FD_SCRATCH_ALLOC_APPEND( l, peer_pool_align(), peer_pool_footprint( FD_CONTACT_INFO_TABLE_SIZE ) );
1042 0 : void * _peer_map = FD_SCRATCH_ALLOC_APPEND( l, peer_map_align(), peer_map_footprint( 2UL*FD_CONTACT_INFO_TABLE_SIZE ) );
1043 0 : void * _ping_pool = FD_SCRATCH_ALLOC_APPEND( l, ping_pool_align(), ping_pool_footprint( FD_PING_TRACKER_MAX ) );
1044 0 : void * _ping_map = FD_SCRATCH_ALLOC_APPEND( l, ping_map_align(), ping_map_footprint( 2UL*FD_PING_TRACKER_MAX ) );
1045 0 : void * _stake_pool = FD_SCRATCH_ALLOC_APPEND( l, stake_pool_align(), stake_pool_footprint( MAX_SHRED_DESTS ) );
1046 0 : void * _stake_map = FD_SCRATCH_ALLOC_APPEND( l, stake_map_align(), stake_map_footprint( stake_map_chain_cnt_est( MAX_SHRED_DESTS ) ) );
1047 0 : void * _tcache = FD_SCRATCH_ALLOC_APPEND( l, fd_tcache_align(), fd_tcache_footprint( tile->gossvf.tcache_depth, 0UL ) );
1048 :
1049 0 : ctx->peers = peer_pool_join( peer_pool_new( _peer_pool, FD_CONTACT_INFO_TABLE_SIZE ) );
1050 0 : FD_TEST( ctx->peers );
1051 :
1052 0 : ctx->peer_map = peer_map_join( peer_map_new( _peer_map, 2UL*FD_CONTACT_INFO_TABLE_SIZE, ctx->seed ) );
1053 0 : FD_TEST( ctx->peer_map );
1054 :
1055 0 : ctx->pings = ping_pool_join( ping_pool_new( _ping_pool, FD_PING_TRACKER_MAX ) );
1056 0 : FD_TEST( ctx->pings );
1057 :
1058 0 : ctx->ping_map = ping_map_join( ping_map_new( _ping_map, 2UL*FD_PING_TRACKER_MAX, ctx->seed ) );
1059 0 : FD_TEST( ctx->ping_map );
1060 :
1061 0 : ctx->stake.count = 0UL;
1062 0 : ctx->stake.pool = stake_pool_join( stake_pool_new( _stake_pool, MAX_SHRED_DESTS ) );
1063 0 : FD_TEST( ctx->stake.pool );
1064 :
1065 0 : ctx->stake.map = stake_map_join( stake_map_new( _stake_map, stake_map_chain_cnt_est( MAX_SHRED_DESTS ), ctx->seed ) );
1066 0 : FD_TEST( ctx->stake.map );
1067 :
1068 0 : ctx->round_robin_cnt = fd_topo_tile_name_cnt( topo, tile->name );
1069 0 : ctx->round_robin_idx = tile->kind_id;
1070 :
1071 0 : ctx->allow_private_address = tile->gossvf.allow_private_address;
1072 0 : ctx->src_addr = tile->gossvf.src_addr;
1073 :
1074 0 : ctx->keyswitch = fd_keyswitch_join( fd_topo_obj_laddr( topo, tile->id_keyswitch_obj_id ) );
1075 0 : FD_TEST( ctx->keyswitch );
1076 :
1077 0 : ctx->shred_version = tile->gossvf.shred_version;
1078 :
1079 0 : fd_clock_tile_init( ctx->clock );
1080 :
1081 0 : FD_TEST( fd_sha512_join( fd_sha512_new( ctx->sha ) ) );
1082 :
1083 0 : fd_tcache_t * tcache = fd_tcache_join( fd_tcache_new( _tcache, tile->gossvf.tcache_depth, 0UL ) );
1084 0 : FD_TEST( tcache );
1085 :
1086 0 : ctx->tcache.depth = fd_tcache_depth ( tcache );
1087 0 : ctx->tcache.map_cnt = fd_tcache_map_cnt ( tcache );
1088 0 : ctx->tcache.sync = fd_tcache_oldest_laddr( tcache );
1089 0 : ctx->tcache.ring = fd_tcache_ring_laddr ( tcache );
1090 0 : ctx->tcache.map = fd_tcache_map_laddr ( tcache );
1091 :
1092 : #if DEBUG_PEERS
1093 : for( ulong i=0UL; i<ctx->entrypoints_cnt; i++ ) {
1094 : 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 ) ));
1095 : }
1096 : #endif
1097 :
1098 : /* Conversion to MICROs ensures we are comparing apples to apples in
1099 : check_duplicate_instance */
1100 0 : ctx->instance_creation_wallclock_nanos = FD_MICRO_TO_NANOSEC( FD_NANOSEC_TO_MICRO( tile->gossvf.boot_timestamp_nanos ) );
1101 :
1102 : #if DEBUG_PEERS
1103 : ctx->peer_cnt = 0UL;
1104 : ctx->ping_cnt = 0UL;
1105 : #endif
1106 :
1107 0 : memset( &ctx->metrics, 0, sizeof( ctx->metrics ) );
1108 :
1109 0 : FD_TEST( tile->in_cnt<=sizeof(ctx->in)/sizeof(ctx->in[0]) );
1110 0 : for( ulong i=0UL; i<tile->in_cnt; i++ ) {
1111 0 : fd_topo_link_t const * link = &topo->links[ tile->in_link_id[ i ] ];
1112 0 : fd_topo_wksp_t const * link_wksp = &topo->workspaces[ topo->objs[ link->dcache_obj_id ].wksp_id ];
1113 :
1114 0 : ctx->in[ i ].mem = link_wksp->wksp;
1115 0 : if( FD_LIKELY( link->mtu ) ) {
1116 0 : ctx->in[ i ].chunk0 = fd_dcache_compact_chunk0( ctx->in[ i ].mem, link->dcache );
1117 0 : ctx->in[ i ].wmark = fd_dcache_compact_wmark ( ctx->in[ i ].mem, link->dcache, link->mtu );
1118 0 : } else {
1119 0 : ctx->in[ i ].chunk0 = 0UL;
1120 0 : ctx->in[ i ].wmark = 0UL;
1121 0 : }
1122 0 : ctx->in[ i ].mtu = link->mtu;
1123 :
1124 0 : if( !strcmp( link->name, "gossip_gossvf" ) ) ctx->in[ i ].kind = IN_KIND_PINGS;
1125 0 : else if( !strcmp( link->name, "ipecho_out" ) ) ctx->in[ i ].kind = IN_KIND_SHRED_VERSION;
1126 0 : else if( !strcmp( link->name, "gossip_out" ) ) ctx->in[ i ].kind = IN_KIND_GOSSIP;
1127 0 : else if( !strcmp( link->name, "net_gossvf" ) ) {
1128 0 : ctx->in[ i ].kind = IN_KIND_NET;
1129 0 : fd_net_rx_bounds_init( &ctx->net_in_bounds[ i ], link->dcache );
1130 0 : }
1131 0 : else if( !strcmp( link->name, "replay_epoch" ) ) ctx->in[ i ].kind = IN_KIND_EPOCH;
1132 0 : else FD_LOG_ERR(( "unexpected input link name %s", link->name ));
1133 0 : }
1134 :
1135 0 : FD_TEST( tile->out_cnt==1UL );
1136 0 : fd_topo_link_t const * gossvf_out = &topo->links[ tile->out_link_id[ 0UL ] ];
1137 0 : ctx->out->mem = topo->workspaces[ topo->objs[ gossvf_out->dcache_obj_id ].wksp_id ].wksp;
1138 0 : ctx->out->chunk0 = fd_dcache_compact_chunk0( ctx->out->mem, gossvf_out->dcache );
1139 0 : ctx->out->wmark = fd_dcache_compact_wmark ( ctx->out->mem, gossvf_out->dcache, gossvf_out->mtu );
1140 0 : ctx->out->chunk = ctx->out->chunk0;
1141 :
1142 0 : ulong scratch_top = FD_SCRATCH_ALLOC_FINI( l, scratch_align() );
1143 0 : if( FD_UNLIKELY( scratch_top > (ulong)scratch + scratch_footprint( tile ) ) )
1144 0 : FD_LOG_ERR(( "scratch overflow %lu %lu %lu", scratch_top - (ulong)scratch - scratch_footprint( tile ), scratch_top, (ulong)scratch + scratch_footprint( tile ) ));
1145 0 : }
1146 :
1147 : static ulong
1148 : populate_allowed_seccomp( fd_topo_t const * topo,
1149 : fd_topo_tile_t const * tile,
1150 : ulong out_cnt,
1151 0 : struct sock_filter * out ) {
1152 0 : (void)topo;
1153 0 : (void)tile;
1154 :
1155 0 : populate_sock_filter_policy_fd_gossvf_tile( out_cnt, out, (uint)fd_log_private_logfile_fd() );
1156 0 : return sock_filter_policy_fd_gossvf_tile_instr_cnt;
1157 0 : }
1158 :
1159 : static ulong
1160 : populate_allowed_fds( fd_topo_t const * topo,
1161 : fd_topo_tile_t const * tile,
1162 : ulong out_fds_cnt,
1163 0 : int * out_fds ) {
1164 0 : (void)topo;
1165 0 : (void)tile;
1166 :
1167 0 : if( FD_UNLIKELY( out_fds_cnt<2UL ) ) FD_LOG_ERR(( "out_fds_cnt %lu", out_fds_cnt ));
1168 :
1169 0 : ulong out_cnt = 0UL;
1170 0 : out_fds[ out_cnt++ ] = 2; /* stderr */
1171 0 : if( FD_LIKELY( -1!=fd_log_private_logfile_fd() ) )
1172 0 : out_fds[ out_cnt++ ] = fd_log_private_logfile_fd(); /* logfile */
1173 0 : return out_cnt;
1174 0 : }
1175 :
1176 0 : #define STEM_BURST (17UL/*FD_GOSSIP_MSG_MAX_CRDS*/+1UL)
1177 :
1178 0 : #define STEM_LAZY (128L*3000L)
1179 :
1180 0 : #define STEM_CALLBACK_CONTEXT_TYPE fd_gossvf_tile_ctx_t
1181 0 : #define STEM_CALLBACK_CONTEXT_ALIGN alignof(fd_gossvf_tile_ctx_t)
1182 :
1183 0 : #define STEM_CALLBACK_DURING_HOUSEKEEPING during_housekeeping
1184 0 : #define STEM_CALLBACK_METRICS_WRITE metrics_write
1185 0 : #define STEM_CALLBACK_BEFORE_FRAG before_frag
1186 0 : #define STEM_CALLBACK_DURING_FRAG during_frag
1187 0 : #define STEM_CALLBACK_AFTER_FRAG after_frag
1188 :
1189 : #include "../../disco/stem/fd_stem.c"
1190 :
1191 : fd_topo_run_tile_t fd_tile_gossvf = {
1192 : .name = "gossvf",
1193 : .populate_allowed_seccomp = populate_allowed_seccomp,
1194 : .populate_allowed_fds = populate_allowed_fds,
1195 : .scratch_align = scratch_align,
1196 : .scratch_footprint = scratch_footprint,
1197 : .privileged_init = privileged_init,
1198 : .unprivileged_init = unprivileged_init,
1199 : .run = stem_run,
1200 : };
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