Line data Source code
1 : /* fd_solfuzz.c contains support routines */
2 :
3 : #define _GNU_SOURCE
4 : #include "fd_solfuzz.h"
5 : #include "../fd_bank.h"
6 : #include "../fd_runtime_stack.h"
7 : #include "../fd_runtime.h"
8 : #include "../fd_acc_pool.h"
9 : #include "../../accdb/fd_accdb_impl_v1.h"
10 : #include <errno.h>
11 : #include <sys/mman.h>
12 : #include "../../../util/shmem/fd_shmem_private.h"
13 :
14 : fd_wksp_t *
15 : fd_wksp_demand_paged_new( char const * name,
16 : uint seed,
17 : ulong part_max,
18 0 : ulong data_max ) {
19 0 : ulong footprint = fd_wksp_footprint( part_max, data_max );
20 0 : if( FD_UNLIKELY( !footprint ) ) {
21 0 : FD_LOG_WARNING(( "invalid workspace params (part_max=%lu data_max=%lu)", part_max, data_max ));
22 0 : return NULL;
23 0 : }
24 :
25 : /* Round up footprint to nearest huge page size */
26 0 : footprint = fd_ulong_align_up( footprint, FD_SHMEM_HUGE_PAGE_SZ );
27 :
28 : /* Acquire anonymous demand-paged memory */
29 0 : void * mem = fd_shmem_private_map_rand( footprint, FD_SHMEM_HUGE_PAGE_SZ, PROT_READ|PROT_WRITE );
30 0 : if( FD_UNLIKELY( mem==MAP_FAILED ) ) {
31 0 : FD_LOG_WARNING(( "fd_shmem_private_map_rand() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
32 0 : return NULL;
33 0 : }
34 :
35 : /* Indicate to kernel that hugepages are a fine backing store
36 : (Transparent Huge Pages) */
37 0 : if( FD_UNLIKELY( 0!=madvise( mem, footprint, MADV_HUGEPAGE ) ) ) {
38 0 : FD_LOG_WARNING(( "madvise() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
39 0 : munmap( mem, footprint );
40 0 : return NULL;
41 0 : }
42 :
43 : /* Create workspace */
44 0 : fd_wksp_t * wksp = fd_wksp_join( fd_wksp_new( mem, name, seed, part_max, data_max ) );
45 0 : if( FD_UNLIKELY( !wksp ) ) {
46 0 : FD_LOG_WARNING(( "fd_wksp_new() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
47 0 : munmap( mem, footprint );
48 0 : return NULL;
49 0 : }
50 :
51 : /* Register shared memory region */
52 0 : ulong fake_page_cnt = footprint>>FD_SHMEM_HUGE_LG_PAGE_SZ;
53 0 : int join_err = fd_shmem_join_anonymous(
54 0 : name,
55 0 : FD_SHMEM_JOIN_MODE_READ_WRITE,
56 0 : wksp,
57 0 : mem,
58 0 : FD_SHMEM_HUGE_PAGE_SZ,
59 0 : fake_page_cnt
60 0 : );
61 0 : if( FD_UNLIKELY( join_err ) ) {
62 0 : FD_LOG_WARNING(( "fd_shmem_join_anonymous() failed (%i-%s)", join_err, fd_io_strerror( join_err ) ));
63 0 : fd_wksp_delete( fd_wksp_leave( wksp ) );
64 0 : munmap( mem, footprint );
65 0 : return NULL;
66 0 : }
67 :
68 0 : return wksp;
69 0 : }
70 :
71 : void
72 0 : fd_wksp_demand_paged_delete( fd_wksp_t * wksp ) {
73 0 : fd_shmem_leave_anonymous( wksp, NULL );
74 0 : FD_TEST( fd_wksp_delete( fd_wksp_leave( wksp ) ) );
75 0 : }
76 :
77 : fd_solfuzz_runner_t *
78 : fd_solfuzz_runner_new( fd_wksp_t * wksp,
79 : ulong wksp_tag,
80 0 : fd_solfuzz_runner_options_t const * options ) {
81 :
82 : /* Allocate objects */
83 0 : ulong const txn_max = 16UL;
84 0 : ulong const rec_max = 1024UL;
85 0 : ulong const spad_max = 1500000000UL; /* 1.5GB to accommodate 128 accounts 10MB each */
86 0 : ulong const bank_max = 1UL;
87 0 : ulong const fork_max = 1UL;
88 0 : fd_solfuzz_runner_t * runner = fd_wksp_alloc_laddr( wksp, alignof(fd_solfuzz_runner_t), sizeof(fd_solfuzz_runner_t), wksp_tag );
89 0 : void * funk_mem = fd_wksp_alloc_laddr( wksp, fd_funk_align(), fd_funk_footprint( txn_max, rec_max ), wksp_tag );
90 0 : void * pcache_mem = fd_wksp_alloc_laddr( wksp, fd_funk_align(), fd_funk_footprint( txn_max, rec_max ), wksp_tag );
91 0 : uchar * scratch = fd_wksp_alloc_laddr( wksp, FD_PROGCACHE_SCRATCH_ALIGN, FD_PROGCACHE_SCRATCH_FOOTPRINT, wksp_tag );
92 0 : void * spad_mem = fd_wksp_alloc_laddr( wksp, fd_spad_align(), fd_spad_footprint( spad_max ), wksp_tag );
93 0 : void * banks_mem = fd_wksp_alloc_laddr( wksp, fd_banks_align(), fd_banks_footprint( bank_max, fork_max ), wksp_tag );
94 0 : void * acc_pool_mem = fd_wksp_alloc_laddr( wksp, fd_acc_pool_align(), fd_acc_pool_footprint( FD_ACC_POOL_MIN_ACCOUNT_CNT_PER_TX ), wksp_tag );
95 0 : if( FD_UNLIKELY( !runner ) ) { FD_LOG_WARNING(( "fd_wksp_alloc(solfuzz_runner) failed" )); goto bail1; }
96 0 : if( FD_UNLIKELY( !funk_mem ) ) { FD_LOG_WARNING(( "fd_wksp_alloc(funk) failed" )); goto bail1; }
97 0 : if( FD_UNLIKELY( !pcache_mem ) ) { FD_LOG_WARNING(( "fd_wksp_alloc(funk) failed" )); goto bail1; }
98 0 : if( FD_UNLIKELY( !scratch ) ) { FD_LOG_WARNING(( "fd_wksp_alloc(scratch) failed" )); goto bail1; }
99 0 : if( FD_UNLIKELY( !spad_mem ) ) { FD_LOG_WARNING(( "fd_wksp_alloc(spad) failed (spad_max=%g)", (double)spad_max )); goto bail1; }
100 0 : if( FD_UNLIKELY( !banks_mem ) ) { FD_LOG_WARNING(( "fd_wksp_alloc(banks) failed (bank_max=%lu fork_max=%lu)", bank_max, fork_max )); goto bail1; }
101 0 : if( FD_UNLIKELY( !acc_pool_mem ) ) { FD_LOG_WARNING(( "fd_wksp_alloc(acc_pool) failed (account_cnt=FD_ACC_POOL_MIN_ACCOUNT_CNT_PER_TX)" )); goto bail1; }
102 :
103 : /* Create objects */
104 0 : fd_memset( runner, 0, sizeof(fd_solfuzz_runner_t) );
105 0 : runner->wksp = wksp;
106 0 : runner->wksp_tag = wksp_tag;
107 :
108 0 : void * shfunk = fd_funk_new( funk_mem, wksp_tag, 1UL, txn_max, rec_max );
109 0 : void * shpcache = fd_funk_new( pcache_mem, wksp_tag, 1UL, txn_max, rec_max );
110 0 : if( FD_UNLIKELY( !shfunk ) ) goto bail1;
111 0 : if( FD_UNLIKELY( !shpcache ) ) goto bail1;
112 :
113 0 : if( FD_UNLIKELY( !fd_accdb_admin_join ( runner->accdb_admin, funk_mem ) ) ) goto bail2;
114 0 : if( FD_UNLIKELY( !fd_accdb_user_v1_init( runner->accdb, funk_mem ) ) ) goto bail2;
115 0 : if( FD_UNLIKELY( !fd_progcache_join( runner->progcache, pcache_mem, scratch, FD_PROGCACHE_SCRATCH_FOOTPRINT ) ) ) goto bail2;
116 0 : if( FD_UNLIKELY( !fd_progcache_admin_join( runner->progcache_admin, pcache_mem ) ) ) goto bail2;
117 :
118 0 : runner->runtime = fd_wksp_alloc_laddr( wksp, alignof(fd_runtime_t), sizeof(fd_runtime_t), wksp_tag );
119 0 : if( FD_UNLIKELY( !runner->runtime ) ) goto bail2;
120 0 : runner->runtime_stack = fd_wksp_alloc_laddr( wksp, alignof(fd_runtime_stack_t), sizeof(fd_runtime_stack_t), wksp_tag );
121 0 : if( FD_UNLIKELY( !runner->runtime_stack ) ) goto bail2;
122 :
123 0 : # if FD_HAS_FLATCC
124 : /* TODO: Consider implementing custom allocators and emitters.
125 : The default builder / emitter uses libc allocators */
126 0 : int builder_err = flatcc_builder_init( runner->fb_builder );
127 0 : if( FD_UNLIKELY( builder_err ) ) goto bail2;
128 0 : # endif
129 :
130 0 : runner->spad = fd_spad_join( fd_spad_new( spad_mem, spad_max ) );
131 0 : if( FD_UNLIKELY( !runner->spad ) ) goto bail2;
132 0 : fd_banks_locks_t * banks_locks = fd_wksp_alloc_laddr( wksp, alignof(fd_banks_locks_t), sizeof(fd_banks_locks_t), wksp_tag );
133 0 : fd_banks_locks_init( banks_locks );
134 0 : if( FD_UNLIKELY( !fd_banks_join( runner->banks, fd_banks_new( banks_mem, bank_max, fork_max, 0, 8888UL ), banks_locks ) ) ) goto bail2;
135 0 : if( FD_UNLIKELY( !fd_banks_init_bank( runner->bank, runner->banks ) ) ) goto bail2;
136 0 : runner->acc_pool = fd_acc_pool_join( fd_acc_pool_new( acc_pool_mem, FD_ACC_POOL_MIN_ACCOUNT_CNT_PER_TX ) );
137 0 : if( FD_UNLIKELY( !runner->acc_pool ) ) goto bail2;
138 0 : fd_bank_slot_set( runner->bank, 0UL );
139 :
140 0 : runner->enable_vm_tracing = options->enable_vm_tracing;
141 0 : FD_TEST( runner->progcache->funk->shmem );
142 :
143 0 : ulong tags[1] = { wksp_tag };
144 0 : fd_wksp_usage_t usage[1];
145 0 : fd_wksp_usage( wksp, tags, 1UL, usage );
146 0 : runner->wksp_baseline_used_sz = usage->used_sz;
147 :
148 0 : return runner;
149 :
150 0 : bail2:
151 0 : if( runner->spad ) fd_spad_delete( fd_spad_leave( runner->spad ) );
152 0 : if( shfunk ) fd_funk_delete( shfunk ); /* free underlying fd_alloc instance */
153 0 : if( shpcache ) fd_funk_delete( shpcache );
154 0 : bail1:
155 0 : fd_wksp_free_laddr( scratch );
156 0 : fd_wksp_free_laddr( pcache_mem );
157 0 : fd_wksp_free_laddr( funk_mem );
158 0 : fd_wksp_free_laddr( spad_mem );
159 0 : fd_wksp_free_laddr( banks_mem );
160 0 : fd_wksp_free_laddr( runner );
161 0 : fd_wksp_free_laddr( acc_pool_mem );
162 0 : FD_LOG_WARNING(( "fd_solfuzz_runner_new failed" ));
163 0 : return NULL;
164 0 : }
165 :
166 : void
167 0 : fd_solfuzz_runner_delete( fd_solfuzz_runner_t * runner ) {
168 :
169 0 : fd_accdb_user_fini( runner->accdb );
170 0 : void * shfunk = NULL;
171 0 : fd_accdb_admin_leave( runner->accdb_admin, &shfunk );
172 0 : if( shfunk ) fd_wksp_free_laddr( fd_funk_delete( shfunk ) );
173 :
174 0 : fd_progcache_leave( runner->progcache, NULL );
175 0 : void * shpcache = NULL;
176 0 : fd_progcache_admin_leave( runner->progcache_admin, &shpcache );
177 0 : if( shpcache ) fd_wksp_free_laddr( fd_funk_delete( shpcache ) );
178 :
179 0 : # if FD_HAS_FLATCC
180 0 : flatcc_builder_clear( runner->fb_builder );
181 0 : # endif
182 :
183 0 : if( runner->spad ) fd_wksp_free_laddr( fd_spad_delete( fd_spad_leave( runner->spad ) ) );
184 0 : fd_wksp_free_laddr( runner->banks->data );
185 0 : fd_wksp_free_laddr( runner->banks->locks );
186 0 : fd_wksp_free_laddr( runner );
187 0 : }
188 :
189 : void
190 0 : fd_solfuzz_runner_leak_check( fd_solfuzz_runner_t * runner ) {
191 0 : if( FD_UNLIKELY( fd_spad_frame_used( runner->spad ) ) ) {
192 0 : FD_LOG_CRIT(( "leaked spad frame" ));
193 0 : }
194 :
195 0 : if( FD_UNLIKELY( !fd_funk_txn_idx_is_null( fd_funk_txn_idx( runner->accdb_admin->funk->shmem->child_head_cidx ) ) ) ) {
196 0 : FD_LOG_CRIT(( "leaked a funk txn in accdb" ));
197 0 : }
198 0 : if( FD_UNLIKELY( !fd_funk_txn_idx_is_null( fd_funk_txn_idx( runner->progcache_admin->funk->shmem->child_head_cidx ) ) ) ) {
199 0 : FD_LOG_CRIT(( "leaked a funk txn in progcache" ));
200 0 : }
201 :
202 0 : ulong tags[1] = { runner->wksp_tag };
203 0 : fd_wksp_usage_t usage[1];
204 0 : fd_wksp_usage( runner->wksp, tags, 1UL, usage );
205 0 : if( FD_UNLIKELY( usage->used_sz != runner->wksp_baseline_used_sz ) ) {
206 0 : FD_LOG_CRIT(( "leaked wksp allocations: %lu bytes with tag %lu (baseline %lu bytes, delta %+ld)",
207 0 : usage->used_sz, runner->wksp_tag,
208 0 : runner->wksp_baseline_used_sz,
209 0 : (long)usage->used_sz - (long)runner->wksp_baseline_used_sz ));
210 0 : }
211 0 : }
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