Line data Source code
1 : #define _GNU_SOURCE
2 :
3 : #include "../../platform/fd_sys_util.h"
4 : #include "../../shared/commands/configure/configure.h"
5 : #include "../../shared/commands/run/run.h"
6 : #include "../../shared/commands/watch/watch.h"
7 : #include "../../../discof/genesis/genesis_hash.h"
8 : #include "../../../disco/net/fd_net_tile.h"
9 :
10 : #include <stdio.h>
11 : #include <stdlib.h> /* setenv */
12 : #include <unistd.h>
13 : #include <sched.h>
14 : #include <fcntl.h>
15 : #include <pthread.h>
16 : #include <sys/wait.h>
17 :
18 : fd_topo_run_tile_t
19 : fdctl_tile_run( fd_topo_tile_t const * tile );
20 :
21 : void
22 : dev_cmd_args( int * pargc,
23 : char *** pargv,
24 0 : args_t * args ) {
25 0 : args->dev.parent_pipefd = -1;
26 0 : args->dev.no_watch = fd_env_strip_cmdline_contains( pargc, pargv, "--no-watch" );
27 0 : args->dev.no_configure = fd_env_strip_cmdline_contains( pargc, pargv, "--no-configure" );
28 0 : args->dev.no_init_workspaces = fd_env_strip_cmdline_contains( pargc, pargv, "--no-init-workspaces" );
29 0 : args->dev.no_agave = fd_env_strip_cmdline_contains( pargc, pargv, "--no-agave" ) ||
30 0 : fd_env_strip_cmdline_contains( pargc, pargv, "--no-solana" );
31 0 : const char * debug_tile = fd_env_strip_cmdline_cstr( pargc, pargv, "--debug-tile", NULL, NULL );
32 0 : if( FD_UNLIKELY( debug_tile ) )
33 0 : strncpy( args->dev.debug_tile, debug_tile, sizeof( args->dev.debug_tile ) - 1 );
34 0 : }
35 :
36 : void
37 : dev_cmd_perm( args_t * args,
38 : fd_cap_chk_t * chk,
39 0 : config_t const * config ) {
40 0 : if( FD_LIKELY( !args->dev.no_configure ) ) {
41 0 : args_t configure_args = {
42 0 : .configure.command = CONFIGURE_CMD_INIT,
43 0 : };
44 0 : for( ulong i=0UL; STAGES[ i ]; i++ )
45 0 : configure_args.configure.stages[ i ] = STAGES[ i ];
46 0 : configure_cmd_perm( &configure_args, chk, config );
47 0 : }
48 :
49 0 : run_cmd_perm( NULL, chk, config );
50 0 : }
51 :
52 : pid_t firedancer_pid, watch_pid;
53 : extern char fd_log_private_path[ 1024 ]; /* empty string on start */
54 :
55 0 : #define FD_LOG_ERR_NOEXIT(a) do { long _fd_log_msg_now = fd_log_wallclock(); fd_log_private_1( 4, _fd_log_msg_now, __FILE__, __LINE__, __func__, fd_log_private_0 a ); } while(0)
56 :
57 : extern int fd_log_private_restore_stderr;
58 : extern int * fd_log_private_shared_lock;
59 :
60 : static void
61 0 : parent_signal( int sig ) {
62 0 : if( FD_LIKELY( firedancer_pid ) ) kill( firedancer_pid, SIGINT );
63 0 : if( FD_LIKELY( watch_pid ) ) kill( watch_pid, SIGKILL );
64 :
65 : /* Same hack as in run.c, see comments there. */
66 0 : int lock = 0;
67 0 : fd_log_private_shared_lock = &lock;
68 :
69 0 : if( FD_LIKELY( -1!=fd_log_private_restore_stderr ) ) {
70 0 : if( FD_UNLIKELY( -1==dup2( fd_log_private_restore_stderr, STDERR_FILENO ) ) ) FD_LOG_STDOUT(( "dup2() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
71 0 : }
72 :
73 0 : if( -1!=fd_log_private_logfile_fd() ) FD_LOG_ERR_NOEXIT(( "Received signal %s\nLog at \"%s\"", fd_io_strsignal( sig ), fd_log_private_path ));
74 0 : else FD_LOG_ERR_NOEXIT(( "Received signal %s", fd_io_strsignal( sig ) ));
75 :
76 0 : if( FD_LIKELY( sig==SIGINT ) ) fd_sys_util_exit_group( 128+SIGINT );
77 0 : else fd_sys_util_exit_group( 0 );
78 0 : }
79 :
80 : static void
81 0 : install_parent_signals( void ) {
82 0 : struct sigaction sa = {
83 0 : .sa_handler = parent_signal,
84 0 : .sa_flags = 0,
85 0 : };
86 0 : if( FD_UNLIKELY( sigaction( SIGTERM, &sa, NULL ) ) )
87 0 : FD_LOG_ERR(( "sigaction(SIGTERM) failed (%i-%s)", errno, fd_io_strerror( errno ) ));
88 0 : if( FD_UNLIKELY( sigaction( SIGINT, &sa, NULL ) ) )
89 0 : FD_LOG_ERR(( "sigaction(SIGINT) failed (%i-%s)", errno, fd_io_strerror( errno ) ));
90 0 : }
91 :
92 : void
93 0 : update_config_for_dev( fd_config_t * config ) {
94 : /* Automatically compute the shred version from genesis if it
95 : exists and we don't know it. If it doesn't exist, we'll keep it
96 : set to zero and get from gossip. */
97 0 : char genesis_path[ PATH_MAX ];
98 0 : if( FD_LIKELY( config->is_firedancer ) ) fd_memcpy( genesis_path, config->paths.genesis, PATH_MAX );
99 0 : else FD_TEST( fd_cstr_printf_check( genesis_path, PATH_MAX, NULL, "%s/genesis.bin", config->frankendancer.paths.ledger ) );
100 :
101 0 : ushort shred_version = 0;
102 0 : int result = compute_shred_version( genesis_path, &shred_version, NULL );
103 0 : if( FD_UNLIKELY( -1==result && errno!=ENOENT ) ) FD_LOG_ERR(( "could not compute shred version from genesis file `%s` (%i-%s)", genesis_path, errno, fd_io_strerror( errno ) ));
104 :
105 0 : for( ulong i=0UL; i<config->layout.shred_tile_count; i++ ) {
106 0 : ulong shred_id = fd_topo_find_tile( &config->topo, "shred", i );
107 0 : if( FD_UNLIKELY( shred_id==ULONG_MAX ) ) FD_LOG_ERR(( "could not find shred tile %lu", i ));
108 0 : fd_topo_tile_t * shred = &config->topo.tiles[ shred_id ];
109 0 : if( FD_LIKELY( shred->shred.expected_shred_version==(ushort)0 ) ) {
110 0 : shred->shred.expected_shred_version = shred_version;
111 0 : }
112 0 : }
113 0 : }
114 :
115 : /* Run Firedancer entirely in a single process for development and
116 : debugging convenience. */
117 :
118 : static void
119 : run_firedancer_threaded( config_t * config,
120 : int init_workspaces,
121 0 : void ( * agave_main )( config_t const * ) ) {
122 0 : install_parent_signals();
123 :
124 0 : fd_topo_print_log( 0, &config->topo );
125 :
126 0 : run_firedancer_init( config, init_workspaces, 1 );
127 0 : fdctl_setup_netns( config, 1 );
128 :
129 0 : if( FD_UNLIKELY( config->development.debug_tile ) ) {
130 0 : fd_log_private_shared_lock[ 1 ] = 1;
131 0 : }
132 :
133 : /* This is kind of a hack, but we have to join all the workspaces as read-write
134 : if we are running things threaded. The reason is that if one of the earlier
135 : tiles maps it in as read-only, later tiles will reuse the same cached shmem
136 : join (the key is only on shmem name, when it should be (name, mode)). */
137 :
138 0 : if( 0==strcmp( config->net.provider, "xdp" ) ) {
139 0 : fd_topo_install_xdp_simple( &config->topo, config->net.bind_address_parsed );
140 0 : }
141 :
142 0 : fd_topo_join_workspaces( &config->topo, FD_SHMEM_JOIN_MODE_READ_WRITE );
143 0 : fd_topo_run_single_process( &config->topo, 2, config->uid, config->gid, fdctl_tile_run );
144 :
145 0 : if( FD_UNLIKELY( agave_main && !config->development.no_agave ) ) {
146 0 : agave_main( config );
147 0 : }
148 0 : }
149 :
150 : void
151 : dev_cmd_fn( args_t * args,
152 : config_t * config,
153 0 : void ( * agave_main )( config_t const * ) ) {
154 0 : if( FD_LIKELY( !args->dev.no_configure ) ) {
155 0 : args_t configure_args = {
156 0 : .configure.command = CONFIGURE_CMD_INIT,
157 0 : };
158 0 : for( ulong i=0UL; STAGES[ i ]; i++ )
159 0 : configure_args.configure.stages[ i ] = STAGES[ i ];
160 0 : configure_cmd_fn( &configure_args, config );
161 0 : }
162 :
163 0 : update_config_for_dev( config );
164 0 : if( FD_UNLIKELY( args->dev.no_agave ) ) config->development.no_agave = 1;
165 :
166 0 : if( FD_UNLIKELY( strcmp( "", args->dev.debug_tile ) ) ) {
167 0 : if( FD_LIKELY( config->development.sandbox ) ) {
168 0 : FD_LOG_WARNING(( "disabling sandbox to debug tile `%s`", args->dev.debug_tile ));
169 0 : config->development.sandbox = 0;
170 0 : }
171 :
172 0 : if( !strcmp( args->dev.debug_tile, "solana" ) ||
173 0 : !strcmp( args->dev.debug_tile, "agave" ) ) {
174 0 : config->development.debug_tile = UINT_MAX; /* Sentinel value representing Agave */
175 0 : } else {
176 0 : ulong tile_id = fd_topo_find_tile( &config->topo, args->dev.debug_tile, 0UL );
177 0 : if( FD_UNLIKELY( tile_id==ULONG_MAX ) ) FD_LOG_ERR(( "--debug-tile `%s` not present in topology", args->dev.debug_tile ));
178 0 : config->development.debug_tile = 1U+(uint)tile_id;
179 0 : }
180 0 : }
181 :
182 0 : if( FD_LIKELY( args->dev.no_watch ) ) {
183 0 : if( FD_LIKELY( !config->development.no_clone ) ) run_firedancer( config, args->dev.parent_pipefd, !args->dev.no_init_workspaces );
184 0 : else {
185 0 : run_firedancer_threaded( config , !args->dev.no_init_workspaces, agave_main );
186 0 : for(;;) pause();
187 0 : }
188 0 : } else {
189 0 : if( FD_LIKELY( !config->development.no_clone ) ) {
190 0 : install_parent_signals();
191 :
192 0 : int pipefd[2];
193 0 : if( FD_UNLIKELY( pipe2( pipefd, O_NONBLOCK ) ) ) FD_LOG_ERR(( "pipe2() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
194 0 : initialize_workspaces(config);
195 0 : firedancer_pid = fork();
196 0 : if( !firedancer_pid ) {
197 0 : if( FD_UNLIKELY( -1==close( pipefd[0] ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
198 0 : if( FD_UNLIKELY( -1==close( STDERR_FILENO ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
199 0 : if( FD_UNLIKELY( dup2( pipefd[1], STDERR_FILENO ) == -1 ) )
200 0 : FD_LOG_ERR(( "dup2() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
201 0 : if( FD_UNLIKELY( -1==close( pipefd[1] ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
202 0 : if( FD_UNLIKELY( setenv( "RUST_LOG_STYLE", "always", 1 ) ) ) /* otherwise RUST_LOG will not be colorized to the pipe */
203 0 : FD_LOG_ERR(( "setenv() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
204 0 : run_firedancer( config, -1, 0 );
205 0 : } else {
206 0 : if( FD_UNLIKELY( -1==close( pipefd[1] ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
207 0 : }
208 :
209 0 : args_t watch_args;
210 0 : watch_args.watch.drain_output_fd = pipefd[0];
211 :
212 0 : watch_pid = fork();
213 0 : if( !watch_pid ) watch_cmd_fn( &watch_args, config );
214 :
215 0 : if( FD_UNLIKELY( close( pipefd[0] ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
216 :
217 0 : int wstatus;
218 0 : pid_t exited_pid = wait4( -1, &wstatus, (int)__WALL, NULL );
219 0 : if( FD_UNLIKELY( exited_pid == -1 ) ) FD_LOG_ERR(( "wait4() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
220 :
221 0 : char * exited_child = exited_pid == firedancer_pid ? "firedancer" : exited_pid == watch_pid ? "watch" : "unknown";
222 0 : int exit_code = 0;
223 0 : if( FD_UNLIKELY( !WIFEXITED( wstatus ) ) ) {
224 0 : FD_LOG_ERR(( "%s exited unexpectedly with signal %d (%s)", exited_child, WTERMSIG( wstatus ), fd_io_strsignal( WTERMSIG( wstatus ) ) ));
225 0 : exit_code = WTERMSIG( wstatus );
226 0 : } else {
227 0 : FD_LOG_ERR(( "%s exited unexpectedly with code %d", exited_child, WEXITSTATUS( wstatus ) ));
228 0 : if( FD_UNLIKELY( exited_pid==watch_pid && !WEXITSTATUS( wstatus ) ) ) exit_code = EXIT_FAILURE;
229 0 : else exit_code = WEXITSTATUS( wstatus );
230 0 : }
231 :
232 0 : if( FD_UNLIKELY( exited_pid==watch_pid ) ) {
233 0 : if( FD_UNLIKELY( kill( firedancer_pid, SIGKILL ) ) ) FD_LOG_ERR(( "failed to kill all processes (%i-%s)", errno, fd_io_strerror( errno ) ));
234 0 : } else {
235 0 : if( FD_UNLIKELY( kill( watch_pid, SIGKILL ) ) ) FD_LOG_ERR(( "failed to kill all processes (%i-%s)", errno, fd_io_strerror( errno ) ));
236 0 : }
237 0 : fd_sys_util_exit_group( exit_code );
238 0 : } else {
239 0 : int pipefd[2];
240 0 : if( FD_UNLIKELY( pipe2( pipefd, O_NONBLOCK ) ) ) FD_LOG_ERR(( "pipe2() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
241 :
242 0 : if( FD_LIKELY( !args->dev.no_init_workspaces ) ) initialize_workspaces( config );
243 :
244 0 : args_t watch_args;
245 0 : watch_args.watch.drain_output_fd = pipefd[0];
246 0 : fd_log_private_restore_stderr = dup( STDERR_FILENO );
247 0 : if( FD_UNLIKELY( fd_log_private_restore_stderr==-1 ) ) FD_LOG_ERR(( "dup() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
248 0 : if( FD_UNLIKELY( -1==dup2( pipefd[ 1 ], STDERR_FILENO ) ) ) FD_LOG_ERR(( "dup2() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
249 :
250 0 : run_firedancer_threaded( config, 0, agave_main );
251 0 : watch_cmd_fn( &watch_args, config );
252 0 : }
253 0 : }
254 0 : }
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