Line data Source code
1 : #include "../tiles.h"
2 :
3 : #include "generated/fd_plugin_tile_seccomp.h"
4 :
5 : #include "../plugin/fd_plugin.h"
6 :
7 0 : #define IN_KIND_REPLAY (0)
8 0 : #define IN_KIND_GOSSIP (1)
9 0 : #define IN_KIND_STAKE (2)
10 0 : #define IN_KIND_POH (3)
11 0 : #define IN_KIND_VOTE (4)
12 0 : #define IN_KIND_STARTP (5)
13 0 : #define IN_KIND_VOTEL (6)
14 0 : #define IN_KIND_BUNDLE (7)
15 0 : #define IN_KIND_VALCFG (8)
16 :
17 : typedef struct {
18 : fd_wksp_t * mem;
19 : ulong chunk0;
20 : ulong wmark;
21 : ulong mtu;
22 : } fd_plugin_in_ctx_t;
23 :
24 : typedef struct {
25 : int in_kind[ 64UL ];
26 : fd_plugin_in_ctx_t in[ 64UL ];
27 :
28 : fd_wksp_t * out_mem;
29 : ulong out_chunk0;
30 : ulong out_wmark;
31 : ulong out_chunk;
32 :
33 : ulong sz; /* size of payload computed in during_frag and passed to after_frag */
34 : } fd_plugin_ctx_t;
35 :
36 : FD_FN_CONST static inline ulong
37 0 : scratch_align( void ) {
38 0 : return 128UL;
39 0 : }
40 :
41 : FD_FN_PURE static inline ulong
42 0 : scratch_footprint( fd_topo_tile_t const * tile ) {
43 0 : (void)tile;
44 0 : ulong l = FD_LAYOUT_INIT;
45 0 : l = FD_LAYOUT_APPEND( l, alignof( fd_plugin_ctx_t ), sizeof( fd_plugin_ctx_t ) );
46 0 : return FD_LAYOUT_FINI( l, scratch_align() );
47 0 : }
48 :
49 : static inline void
50 : during_frag( fd_plugin_ctx_t * ctx,
51 : ulong in_idx,
52 : ulong seq FD_PARAM_UNUSED,
53 : ulong sig,
54 : ulong chunk,
55 : ulong sz,
56 0 : ulong ctl FD_PARAM_UNUSED ) {
57 :
58 0 : uchar * src = (uchar *)fd_chunk_to_laddr( ctx->in[ in_idx ].mem, chunk );
59 0 : ulong * dst = (ulong *)fd_chunk_to_laddr( ctx->out_mem, ctx->out_chunk );
60 :
61 0 : ctx->sz = sz;
62 0 : if( FD_UNLIKELY( ctx->in_kind[ in_idx ]==IN_KIND_GOSSIP && sig==FD_PLUGIN_MSG_GOSSIP_UPDATE ) ) {
63 0 : ulong peer_cnt = ((ulong *)src)[ 0 ];
64 0 : FD_TEST( peer_cnt<=40200 );
65 0 : ctx->sz = 8UL + peer_cnt*FD_GOSSIP_LINK_MSG_SIZE;
66 0 : } else if( FD_UNLIKELY( ctx->in_kind[ in_idx ]==IN_KIND_GOSSIP || ctx->in_kind[ in_idx ]==IN_KIND_POH || ctx->in_kind[ in_idx ]==IN_KIND_VOTE ) && FD_LIKELY( sig==FD_PLUGIN_MSG_VOTE_ACCOUNT_UPDATE ) ) {
67 0 : ulong peer_cnt = ((ulong *)src)[ 0 ];
68 0 : FD_TEST( peer_cnt<=40200 );
69 0 : ctx->sz = 8UL + peer_cnt*112UL;
70 0 : } else if( FD_UNLIKELY( ctx->in_kind[ in_idx ]==IN_KIND_STAKE ) ) {
71 0 : ulong staked_cnt = ((ulong *)src)[ 1 ];
72 0 : FD_TEST( staked_cnt<=MAX_STAKED_LEADERS );
73 0 : ctx->sz = fd_stake_weight_msg_sz( staked_cnt );
74 0 : }
75 :
76 0 : if( FD_UNLIKELY( chunk<ctx->in[ in_idx ].chunk0 || chunk>ctx->in[ in_idx ].wmark || sz>ctx->in[ in_idx ].mtu ) )
77 0 : FD_LOG_ERR(( "chunk %lu %lu corrupt, not in range [%lu,%lu]", chunk, ctx->sz, ctx->in[ in_idx ].chunk0, ctx->in[ in_idx ].wmark ));
78 :
79 0 : fd_memcpy( dst, src, ctx->sz );
80 0 : }
81 :
82 : static inline void
83 : after_frag( fd_plugin_ctx_t * ctx,
84 : ulong in_idx,
85 : ulong seq,
86 : ulong sig,
87 : ulong sz,
88 : ulong tsorig,
89 : ulong tspub,
90 0 : fd_stem_context_t * stem ) {
91 0 : (void)sz;
92 0 : (void)seq;
93 0 : (void)tsorig;
94 0 : (void)tspub;
95 :
96 0 : switch( ctx->in_kind[ in_idx ] ) {
97 0 : case IN_KIND_REPLAY: {
98 0 : FD_TEST( sig==FD_PLUGIN_MSG_SLOT_ROOTED || sig==FD_PLUGIN_MSG_SLOT_OPTIMISTICALLY_CONFIRMED || sig==FD_PLUGIN_MSG_SLOT_COMPLETED || sig==FD_PLUGIN_MSG_SLOT_RESET || sig==FD_PLUGIN_MSG_START_PROGRESS || sig==FD_PLUGIN_MSG_GENESIS_HASH_KNOWN );
99 0 : break;
100 0 : }
101 0 : case IN_KIND_GOSSIP: {
102 0 : FD_TEST( sig==FD_PLUGIN_MSG_GOSSIP_UPDATE || sig==FD_PLUGIN_MSG_VOTE_ACCOUNT_UPDATE || sig==FD_PLUGIN_MSG_BALANCE );
103 0 : break;
104 0 : }
105 0 : case IN_KIND_STAKE: {
106 0 : sig = FD_PLUGIN_MSG_LEADER_SCHEDULE;
107 0 : break;
108 0 : }
109 0 : case IN_KIND_POH: {
110 0 : FD_TEST( sig==FD_PLUGIN_MSG_SLOT_START || sig==FD_PLUGIN_MSG_SLOT_END );
111 0 : break;
112 0 : }
113 0 : case IN_KIND_VOTE: {
114 0 : FD_TEST( sig==FD_PLUGIN_MSG_VOTE_ACCOUNT_UPDATE );
115 0 : break;
116 0 : }
117 0 : case IN_KIND_STARTP: {
118 0 : FD_TEST( sig==FD_PLUGIN_MSG_START_PROGRESS );
119 0 : break;
120 0 : }
121 0 : case IN_KIND_VOTEL: {
122 0 : FD_TEST( sig==FD_PLUGIN_MSG_SLOT_OPTIMISTICALLY_CONFIRMED );
123 0 : break;
124 0 : }
125 0 : case IN_KIND_BUNDLE: {
126 0 : FD_TEST( sig==FD_PLUGIN_MSG_BLOCK_ENGINE_UPDATE );
127 0 : break;
128 0 : }
129 0 : case IN_KIND_VALCFG: {
130 0 : FD_TEST( sig==FD_PLUGIN_MSG_VALIDATOR_INFO );
131 0 : break;
132 0 : }
133 0 : default: FD_LOG_ERR(( "bad in_idx" ));
134 0 : }
135 :
136 0 : fd_stem_publish( stem, 0UL, sig, ctx->out_chunk, ctx->sz, 0UL, 0UL, 0UL );
137 0 : ctx->out_chunk = fd_dcache_compact_next( ctx->out_chunk, ctx->sz, ctx->out_chunk0, ctx->out_wmark );
138 0 : }
139 :
140 : static void
141 : unprivileged_init( fd_topo_t * topo,
142 0 : fd_topo_tile_t * tile ) {
143 0 : void * scratch = fd_topo_obj_laddr( topo, tile->tile_obj_id );
144 :
145 0 : FD_SCRATCH_ALLOC_INIT( l, scratch );
146 0 : fd_plugin_ctx_t * ctx = FD_SCRATCH_ALLOC_APPEND( l, alignof( fd_plugin_ctx_t ), sizeof( fd_plugin_ctx_t ) );
147 :
148 0 : FD_TEST( tile->in_cnt<=sizeof( ctx->in )/sizeof( ctx->in[ 0 ] ) );
149 0 : for( ulong i=0; i<tile->in_cnt; i++ ) {
150 0 : fd_topo_link_t * link = &topo->links[ tile->in_link_id[ i ] ];
151 0 : fd_topo_wksp_t * link_wksp = &topo->workspaces[ topo->objs[ link->dcache_obj_id ].wksp_id ];
152 :
153 0 : ctx->in[ i ].mem = link_wksp->wksp;
154 0 : ctx->in[ i ].chunk0 = fd_dcache_compact_chunk0( ctx->in[ i ].mem, link->dcache );
155 0 : ctx->in[ i ].wmark = fd_dcache_compact_wmark ( ctx->in[ i ].mem, link->dcache, link->mtu );
156 0 : ctx->in[ i ].mtu = link->mtu;
157 :
158 0 : FD_TEST( link->mtu<=topo->links[ tile->out_link_id[ 0 ] ].mtu );
159 :
160 0 : if( !strcmp( link->name, "replay_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_REPLAY;
161 0 : else if( !strcmp( link->name, "gossip_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_GOSSIP;
162 0 : else if( !strcmp( link->name, "stake_out" ) ) ctx->in_kind[ i ] = IN_KIND_STAKE;
163 0 : else if( !strcmp( link->name, "poh_plugin" ) ) ctx->in_kind[ i ] = IN_KIND_POH;
164 0 : else if( !strcmp( link->name, "votes_plugin" ) ) ctx->in_kind[ i ] = IN_KIND_VOTE;
165 0 : else if( !strcmp( link->name, "startp_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_STARTP;
166 0 : else if( !strcmp( link->name, "votel_plugin" ) ) ctx->in_kind[ i ] = IN_KIND_VOTEL;
167 0 : else if( !strcmp( link->name, "bundle_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_BUNDLE;
168 0 : else if( !strcmp( link->name, "valcfg_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_VALCFG;
169 0 : else FD_LOG_ERR(( "unexpected link name %s", link->name ));
170 0 : }
171 :
172 0 : ctx->out_mem = topo->workspaces[ topo->objs[ topo->links[ tile->out_link_id[ 0 ] ].dcache_obj_id ].wksp_id ].wksp;
173 0 : ctx->out_chunk0 = fd_dcache_compact_chunk0( ctx->out_mem, topo->links[ tile->out_link_id[ 0 ] ].dcache );
174 0 : ctx->out_wmark = fd_dcache_compact_wmark ( ctx->out_mem, topo->links[ tile->out_link_id[ 0 ] ].dcache, topo->links[ tile->out_link_id[ 0 ] ].mtu );
175 0 : ctx->out_chunk = ctx->out_chunk0;
176 :
177 0 : ulong scratch_top = FD_SCRATCH_ALLOC_FINI( l, 1UL );
178 0 : if( FD_UNLIKELY( scratch_top > (ulong)scratch + scratch_footprint( tile ) ) )
179 0 : FD_LOG_ERR(( "scratch overflow %lu %lu %lu", scratch_top - (ulong)scratch - scratch_footprint( tile ), scratch_top, (ulong)scratch + scratch_footprint( tile ) ));
180 0 : }
181 :
182 : static ulong
183 : populate_allowed_seccomp( fd_topo_t const * topo,
184 : fd_topo_tile_t const * tile,
185 : ulong out_cnt,
186 0 : struct sock_filter * out ) {
187 0 : (void)topo;
188 0 : (void)tile;
189 :
190 0 : populate_sock_filter_policy_fd_plugin_tile( out_cnt, out, (uint)fd_log_private_logfile_fd() );
191 0 : return sock_filter_policy_fd_plugin_tile_instr_cnt;
192 0 : }
193 :
194 : static ulong
195 : populate_allowed_fds( fd_topo_t const * topo,
196 : fd_topo_tile_t const * tile,
197 : ulong out_fds_cnt,
198 0 : int * out_fds ) {
199 0 : (void)topo;
200 0 : (void)tile;
201 :
202 0 : if( FD_UNLIKELY( out_fds_cnt<2UL ) ) FD_LOG_ERR(( "out_fds_cnt %lu", out_fds_cnt ));
203 :
204 0 : ulong out_cnt = 0UL;
205 0 : out_fds[ out_cnt++ ] = 2; /* stderr */
206 0 : if( FD_LIKELY( -1!=fd_log_private_logfile_fd() ) )
207 0 : out_fds[ out_cnt++ ] = fd_log_private_logfile_fd(); /* logfile */
208 0 : return out_cnt;
209 0 : }
210 :
211 0 : #define STEM_BURST (1UL)
212 :
213 : /* See explanation in fd_pack */
214 0 : #define STEM_LAZY (128L*3000L)
215 :
216 0 : #define STEM_CALLBACK_CONTEXT_TYPE fd_plugin_ctx_t
217 0 : #define STEM_CALLBACK_CONTEXT_ALIGN alignof(fd_plugin_ctx_t)
218 :
219 0 : #define STEM_CALLBACK_DURING_FRAG during_frag
220 0 : #define STEM_CALLBACK_AFTER_FRAG after_frag
221 :
222 : #include "../stem/fd_stem.c"
223 :
224 : fd_topo_run_tile_t fd_tile_plugin = {
225 : .name = "plugin",
226 : .populate_allowed_seccomp = populate_allowed_seccomp,
227 : .populate_allowed_fds = populate_allowed_fds,
228 : .scratch_align = scratch_align,
229 : .scratch_footprint = scratch_footprint,
230 : .unprivileged_init = unprivileged_init,
231 : .run = stem_run,
232 : };
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