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 : } fd_plugin_ctx_t;
33 :
34 : FD_FN_CONST static inline ulong
35 0 : scratch_align( void ) {
36 0 : return 128UL;
37 0 : }
38 :
39 : FD_FN_PURE static inline ulong
40 0 : scratch_footprint( fd_topo_tile_t const * tile ) {
41 0 : (void)tile;
42 0 : ulong l = FD_LAYOUT_INIT;
43 0 : l = FD_LAYOUT_APPEND( l, alignof( fd_plugin_ctx_t ), sizeof( fd_plugin_ctx_t ) );
44 0 : return FD_LAYOUT_FINI( l, scratch_align() );
45 0 : }
46 :
47 : static inline void
48 : during_frag( fd_plugin_ctx_t * ctx,
49 : ulong in_idx,
50 : ulong seq FD_PARAM_UNUSED,
51 : ulong sig,
52 : ulong chunk,
53 : ulong sz,
54 0 : ulong ctl FD_PARAM_UNUSED ) {
55 :
56 0 : uchar * src = (uchar *)fd_chunk_to_laddr( ctx->in[ in_idx ].mem, chunk );
57 0 : ulong * dst = (ulong *)fd_chunk_to_laddr( ctx->out_mem, ctx->out_chunk );
58 :
59 : /* ... todo... sigh, sz is not correct since it's too big */
60 0 : if( FD_UNLIKELY( ctx->in_kind[ in_idx ]==IN_KIND_GOSSIP && sig==FD_PLUGIN_MSG_GOSSIP_UPDATE ) ) {
61 0 : ulong peer_cnt = ((ulong *)src)[ 0 ];
62 0 : FD_TEST( peer_cnt<=40200 );
63 0 : sz = 8UL + peer_cnt*FD_GOSSIP_LINK_MSG_SIZE;
64 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 ) ) {
65 0 : ulong peer_cnt = ((ulong *)src)[ 0 ];
66 0 : FD_TEST( peer_cnt<=40200 );
67 0 : sz = 8UL + peer_cnt*112UL;
68 0 : } else if( FD_UNLIKELY( ctx->in_kind[ in_idx ]==IN_KIND_STAKE ) ) {
69 0 : ulong staked_cnt = ((ulong *)src)[ 1 ];
70 0 : FD_TEST( staked_cnt<=50000UL );
71 0 : sz = 40UL + staked_cnt*40UL;
72 0 : }
73 :
74 0 : if( FD_UNLIKELY( chunk<ctx->in[ in_idx ].chunk0 || chunk>ctx->in[ in_idx ].wmark || sz>ctx->in[ in_idx ].mtu ) )
75 0 : FD_LOG_ERR(( "chunk %lu %lu corrupt, not in range [%lu,%lu]", chunk, sz, ctx->in[ in_idx ].chunk0, ctx->in[ in_idx ].wmark ));
76 :
77 0 : fd_memcpy( dst, src, sz );
78 0 : }
79 :
80 : static inline void
81 : after_frag( fd_plugin_ctx_t * ctx,
82 : ulong in_idx,
83 : ulong seq,
84 : ulong sig,
85 : ulong sz,
86 : ulong tsorig,
87 : ulong tspub,
88 0 : fd_stem_context_t * stem ) {
89 0 : (void)seq;
90 0 : (void)tsorig;
91 0 : (void)tspub;
92 :
93 0 : switch( ctx->in_kind[ in_idx ] ) {
94 0 : case IN_KIND_REPLAY: {
95 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 );
96 0 : break;
97 0 : }
98 0 : case IN_KIND_GOSSIP: {
99 0 : FD_TEST( sig==FD_PLUGIN_MSG_GOSSIP_UPDATE || sig==FD_PLUGIN_MSG_VOTE_ACCOUNT_UPDATE || sig==FD_PLUGIN_MSG_BALANCE );
100 0 : break;
101 0 : }
102 0 : case IN_KIND_STAKE: {
103 0 : sig = FD_PLUGIN_MSG_LEADER_SCHEDULE;
104 0 : break;
105 0 : }
106 0 : case IN_KIND_POH: {
107 0 : FD_TEST( sig==FD_PLUGIN_MSG_SLOT_START || sig==FD_PLUGIN_MSG_SLOT_END );
108 0 : break;
109 0 : }
110 0 : case IN_KIND_VOTE: {
111 0 : FD_TEST( sig==FD_PLUGIN_MSG_VOTE_ACCOUNT_UPDATE );
112 0 : break;
113 0 : }
114 0 : case IN_KIND_STARTP: {
115 0 : FD_TEST( sig==FD_PLUGIN_MSG_START_PROGRESS );
116 0 : break;
117 0 : }
118 0 : case IN_KIND_VOTEL: {
119 0 : FD_TEST( sig==FD_PLUGIN_MSG_SLOT_OPTIMISTICALLY_CONFIRMED );
120 0 : break;
121 0 : }
122 0 : case IN_KIND_BUNDLE: {
123 0 : FD_TEST( sig==FD_PLUGIN_MSG_BLOCK_ENGINE_UPDATE );
124 0 : break;
125 0 : }
126 0 : case IN_KIND_VALCFG: {
127 0 : FD_TEST( sig==FD_PLUGIN_MSG_VALIDATOR_INFO );
128 0 : break;
129 0 : }
130 0 : default: FD_LOG_ERR(( "bad in_idx" ));
131 0 : }
132 :
133 0 : ulong true_size = sz;
134 0 : if( FD_UNLIKELY( ctx->in_kind[ in_idx ]==IN_KIND_GOSSIP || ( ctx->in_kind[ in_idx ]==IN_KIND_VOTE ) ) ) true_size = 8UL + 40200UL*(58UL+12UL*34UL);
135 0 : else if( FD_UNLIKELY( ctx->in_kind[ in_idx ]==IN_KIND_STAKE ) ) true_size = 40UL + 40200UL*40UL; /* ... todo... sigh, sz is not correct since it's too big */
136 :
137 0 : fd_stem_publish( stem, 0UL, sig, ctx->out_chunk, sz, 0UL, 0UL, 0UL ); /* Not true_sz which might not fit */
138 0 : ctx->out_chunk = fd_dcache_compact_next( ctx->out_chunk, true_size, ctx->out_chunk0, ctx->out_wmark );
139 0 : }
140 :
141 : static void
142 : unprivileged_init( fd_topo_t * topo,
143 0 : fd_topo_tile_t * tile ) {
144 0 : void * scratch = fd_topo_obj_laddr( topo, tile->tile_obj_id );
145 :
146 0 : FD_SCRATCH_ALLOC_INIT( l, scratch );
147 0 : fd_plugin_ctx_t * ctx = FD_SCRATCH_ALLOC_APPEND( l, alignof( fd_plugin_ctx_t ), sizeof( fd_plugin_ctx_t ) );
148 :
149 0 : FD_TEST( tile->in_cnt<=sizeof( ctx->in )/sizeof( ctx->in[ 0 ] ) );
150 0 : for( ulong i=0; i<tile->in_cnt; i++ ) {
151 0 : fd_topo_link_t * link = &topo->links[ tile->in_link_id[ i ] ];
152 0 : fd_topo_wksp_t * link_wksp = &topo->workspaces[ topo->objs[ link->dcache_obj_id ].wksp_id ];
153 :
154 0 : ctx->in[ i ].mem = link_wksp->wksp;
155 0 : ctx->in[ i ].chunk0 = fd_dcache_compact_chunk0( ctx->in[ i ].mem, link->dcache );
156 0 : ctx->in[ i ].wmark = fd_dcache_compact_wmark ( ctx->in[ i ].mem, link->dcache, link->mtu );
157 0 : ctx->in[ i ].mtu = link->mtu;
158 :
159 0 : FD_TEST( link->mtu<=topo->links[ tile->out_link_id[ 0 ] ].mtu );
160 :
161 0 : if( !strcmp( link->name, "replay_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_REPLAY;
162 0 : else if( !strcmp( link->name, "gossip_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_GOSSIP;
163 0 : else if( !strcmp( link->name, "stake_out" ) ) ctx->in_kind[ i ] = IN_KIND_STAKE;
164 0 : else if( !strcmp( link->name, "poh_plugin" ) ) ctx->in_kind[ i ] = IN_KIND_POH;
165 0 : else if( !strcmp( link->name, "votes_plugin" ) ) ctx->in_kind[ i ] = IN_KIND_VOTE;
166 0 : else if( !strcmp( link->name, "startp_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_STARTP;
167 0 : else if( !strcmp( link->name, "votel_plugin" ) ) ctx->in_kind[ i ] = IN_KIND_VOTEL;
168 0 : else if( !strcmp( link->name, "bundle_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_BUNDLE;
169 0 : else if( !strcmp( link->name, "valcfg_plugi" ) ) ctx->in_kind[ i ] = IN_KIND_VALCFG;
170 0 : else FD_LOG_ERR(( "unexpected link name %s", link->name ));
171 0 : }
172 :
173 0 : ctx->out_mem = topo->workspaces[ topo->objs[ topo->links[ tile->out_link_id[ 0 ] ].dcache_obj_id ].wksp_id ].wksp;
174 0 : ctx->out_chunk0 = fd_dcache_compact_chunk0( ctx->out_mem, topo->links[ tile->out_link_id[ 0 ] ].dcache );
175 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 );
176 0 : ctx->out_chunk = ctx->out_chunk0;
177 :
178 0 : ulong scratch_top = FD_SCRATCH_ALLOC_FINI( l, 1UL );
179 0 : if( FD_UNLIKELY( scratch_top > (ulong)scratch + scratch_footprint( tile ) ) )
180 0 : FD_LOG_ERR(( "scratch overflow %lu %lu %lu", scratch_top - (ulong)scratch - scratch_footprint( tile ), scratch_top, (ulong)scratch + scratch_footprint( tile ) ));
181 0 : }
182 :
183 : static ulong
184 : populate_allowed_seccomp( fd_topo_t const * topo,
185 : fd_topo_tile_t const * tile,
186 : ulong out_cnt,
187 0 : struct sock_filter * out ) {
188 0 : (void)topo;
189 0 : (void)tile;
190 :
191 0 : populate_sock_filter_policy_fd_plugin_tile( out_cnt, out, (uint)fd_log_private_logfile_fd() );
192 0 : return sock_filter_policy_fd_plugin_tile_instr_cnt;
193 0 : }
194 :
195 : static ulong
196 : populate_allowed_fds( fd_topo_t const * topo,
197 : fd_topo_tile_t const * tile,
198 : ulong out_fds_cnt,
199 0 : int * out_fds ) {
200 0 : (void)topo;
201 0 : (void)tile;
202 :
203 0 : if( FD_UNLIKELY( out_fds_cnt<2UL ) ) FD_LOG_ERR(( "out_fds_cnt %lu", out_fds_cnt ));
204 :
205 0 : ulong out_cnt = 0UL;
206 0 : out_fds[ out_cnt++ ] = 2; /* stderr */
207 0 : if( FD_LIKELY( -1!=fd_log_private_logfile_fd() ) )
208 0 : out_fds[ out_cnt++ ] = fd_log_private_logfile_fd(); /* logfile */
209 0 : return out_cnt;
210 0 : }
211 :
212 0 : #define STEM_BURST (1UL)
213 :
214 : /* See explanation in fd_pack */
215 0 : #define STEM_LAZY (128L*3000L)
216 :
217 0 : #define STEM_CALLBACK_CONTEXT_TYPE fd_plugin_ctx_t
218 0 : #define STEM_CALLBACK_CONTEXT_ALIGN alignof(fd_plugin_ctx_t)
219 :
220 0 : #define STEM_CALLBACK_DURING_FRAG during_frag
221 0 : #define STEM_CALLBACK_AFTER_FRAG after_frag
222 :
223 : #include "../stem/fd_stem.c"
224 :
225 : fd_topo_run_tile_t fd_tile_plugin = {
226 : .name = "plugin",
227 : .populate_allowed_seccomp = populate_allowed_seccomp,
228 : .populate_allowed_fds = populate_allowed_fds,
229 : .scratch_align = scratch_align,
230 : .scratch_footprint = scratch_footprint,
231 : .unprivileged_init = unprivileged_init,
232 : .run = stem_run,
233 : };
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