Line data Source code
1 : #define _GNU_SOURCE
2 :
3 : #include "../../platform/fd_sys_util.h"
4 : #include "../../shared/genesis_hash.h"
5 : #include "../../shared/commands/configure/configure.h"
6 : #include "../../shared/commands/run/run.h"
7 : #include "../../shared/commands/monitor/monitor.h"
8 :
9 : #include <stdio.h>
10 : #include <stdlib.h> /* setenv */
11 : #include <unistd.h>
12 : #include <sched.h>
13 : #include <fcntl.h>
14 : #include <pthread.h>
15 : #include <sys/wait.h>
16 :
17 : fd_topo_run_tile_t
18 : fdctl_tile_run( fd_topo_tile_t const * tile );
19 :
20 : void
21 : dev_cmd_args( int * pargc,
22 : char *** pargv,
23 0 : args_t * args ) {
24 0 : args->dev.parent_pipefd = -1;
25 0 : args->dev.monitor = fd_env_strip_cmdline_contains( pargc, pargv, "--monitor" );
26 0 : args->dev.no_configure = fd_env_strip_cmdline_contains( pargc, pargv, "--no-configure" );
27 0 : args->dev.no_init_workspaces = fd_env_strip_cmdline_contains( pargc, pargv, "--no-init-workspaces" );
28 0 : args->dev.no_agave = fd_env_strip_cmdline_contains( pargc, pargv, "--no-agave" ) ||
29 0 : fd_env_strip_cmdline_contains( pargc, pargv, "--no-solana" );
30 0 : const char * debug_tile = fd_env_strip_cmdline_cstr( pargc, pargv, "--debug-tile", NULL, NULL );
31 0 : if( FD_UNLIKELY( debug_tile ) )
32 0 : strncpy( args->dev.debug_tile, debug_tile, sizeof( args->dev.debug_tile ) - 1 );
33 0 : }
34 :
35 : void
36 : dev_cmd_perm( args_t * args,
37 : fd_cap_chk_t * chk,
38 0 : config_t const * config ) {
39 0 : if( FD_LIKELY( !args->dev.no_configure ) ) {
40 0 : args_t configure_args = {
41 0 : .configure.command = CONFIGURE_CMD_INIT,
42 0 : };
43 0 : for( ulong i=0UL; STAGES[ i ]; i++ )
44 0 : configure_args.configure.stages[ i ] = STAGES[ i ];
45 0 : configure_cmd_perm( &configure_args, chk, config );
46 0 : }
47 :
48 0 : run_cmd_perm( NULL, chk, config );
49 0 : }
50 :
51 : pid_t firedancer_pid, monitor_pid;
52 : extern char fd_log_private_path[ 1024 ]; /* empty string on start */
53 :
54 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)
55 :
56 : extern int * fd_log_private_shared_lock;
57 :
58 : static void
59 0 : parent_signal( int sig ) {
60 0 : if( FD_LIKELY( firedancer_pid ) ) kill( firedancer_pid, SIGINT );
61 0 : if( FD_LIKELY( monitor_pid ) ) kill( monitor_pid, SIGKILL );
62 :
63 : /* Same hack as in run.c, see comments there. */
64 0 : int lock = 0;
65 0 : fd_log_private_shared_lock = &lock;
66 :
67 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 ));
68 0 : else FD_LOG_ERR_NOEXIT(( "Received signal %s", fd_io_strsignal( sig ) ));
69 :
70 0 : if( FD_LIKELY( sig==SIGINT ) ) fd_sys_util_exit_group( 128+SIGINT );
71 0 : else fd_sys_util_exit_group( 0 );
72 0 : }
73 :
74 : static void
75 0 : install_parent_signals( void ) {
76 0 : struct sigaction sa = {
77 0 : .sa_handler = parent_signal,
78 0 : .sa_flags = 0,
79 0 : };
80 0 : if( FD_UNLIKELY( sigaction( SIGTERM, &sa, NULL ) ) )
81 0 : FD_LOG_ERR(( "sigaction(SIGTERM) failed (%i-%s)", errno, fd_io_strerror( errno ) ));
82 0 : if( FD_UNLIKELY( sigaction( SIGINT, &sa, NULL ) ) )
83 0 : FD_LOG_ERR(( "sigaction(SIGINT) failed (%i-%s)", errno, fd_io_strerror( errno ) ));
84 0 : }
85 :
86 : void
87 0 : update_config_for_dev( fd_config_t * config ) {
88 : /* Automatically compute the shred version from genesis if it
89 : exists and we don't know it. If it doesn't exist, we'll keep it
90 : set to zero and get from gossip. */
91 0 : char genesis_path[ PATH_MAX ];
92 0 : FD_TEST( fd_cstr_printf_check( genesis_path, PATH_MAX, NULL, "%s/genesis.bin", config->paths.ledger ) );
93 0 : ushort shred_version = compute_shred_version( genesis_path, NULL );
94 0 : for( ulong i=0UL; i<config->layout.shred_tile_count; i++ ) {
95 0 : ulong shred_id = fd_topo_find_tile( &config->topo, "shred", i );
96 0 : if( FD_UNLIKELY( shred_id==ULONG_MAX ) ) FD_LOG_ERR(( "could not find shred tile %lu", i ));
97 0 : fd_topo_tile_t * shred = &config->topo.tiles[ shred_id ];
98 0 : if( FD_LIKELY( shred->shred.expected_shred_version==(ushort)0 ) ) {
99 0 : shred->shred.expected_shred_version = shred_version;
100 0 : }
101 0 : }
102 0 : ulong store_id = fd_topo_find_tile( &config->topo, "storei", 0 );
103 0 : if( FD_UNLIKELY( store_id!=ULONG_MAX ) ) {
104 0 : fd_topo_tile_t * storei = &config->topo.tiles[ store_id ];
105 0 : if( FD_LIKELY( storei->store_int.expected_shred_version==(ushort)0 ) ) {
106 0 : storei->store_int.expected_shred_version = shred_version;
107 0 : }
108 0 : }
109 0 : }
110 :
111 : /* Run Firedancer entirely in a single process for development and
112 : debugging convenience. */
113 :
114 : static void
115 : run_firedancer_threaded( config_t * config,
116 : int init_workspaces,
117 0 : void ( * agave_main )( config_t const * ) ) {
118 0 : install_parent_signals();
119 :
120 0 : fd_topo_print_log( 0, &config->topo );
121 :
122 0 : run_firedancer_init( config, init_workspaces );
123 0 : fdctl_setup_netns( config, 1 );
124 :
125 0 : if( FD_UNLIKELY( config->development.debug_tile ) ) {
126 0 : fd_log_private_shared_lock[ 1 ] = 1;
127 0 : }
128 :
129 : /* This is kind of a hack, but we have to join all the workspaces as read-write
130 : if we are running things threaded. The reason is that if one of the earlier
131 : tiles maps it in as read-only, later tiles will reuse the same cached shmem
132 : join (the key is only on shmem name, when it should be (name, mode)). */
133 :
134 0 : if( 0==strcmp( config->net.provider, "xdp" ) ) {
135 0 : fd_xdp_fds_t fds = fd_topo_install_xdp( &config->topo, config->net.bind_address_parsed );
136 0 : (void)fds;
137 0 : }
138 :
139 0 : fd_topo_join_workspaces( &config->topo, FD_SHMEM_JOIN_MODE_READ_WRITE );
140 0 : fd_topo_run_single_process( &config->topo, 2, config->uid, config->gid, fdctl_tile_run );
141 :
142 0 : if( FD_UNLIKELY( agave_main && !config->development.no_agave ) ) {
143 0 : agave_main( config );
144 0 : }
145 :
146 : /* None of the threads will ever exit, they just abort the process, so sleep forever. */
147 0 : for(;;) pause();
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.monitor ) ) {
183 0 : if( FD_LIKELY( !config->development.no_clone ) ) run_firedancer( config, args->dev.parent_pipefd, !args->dev.no_init_workspaces );
184 0 : else run_firedancer_threaded( config , !args->dev.no_init_workspaces, agave_main );
185 0 : } else {
186 0 : install_parent_signals();
187 :
188 0 : int pipefd[2];
189 0 : if( FD_UNLIKELY( pipe2( pipefd, O_NONBLOCK ) ) ) FD_LOG_ERR(( "pipe2() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
190 0 : initialize_workspaces(config);
191 0 : firedancer_pid = fork();
192 0 : if( !firedancer_pid ) {
193 0 : if( FD_UNLIKELY( close( pipefd[0] ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
194 0 : if( FD_UNLIKELY( dup2( pipefd[1], STDERR_FILENO ) == -1 ) )
195 0 : FD_LOG_ERR(( "dup2() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
196 0 : if( FD_UNLIKELY( close( pipefd[1] ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
197 0 : if( FD_UNLIKELY( setenv( "RUST_LOG_STYLE", "always", 1 ) ) ) /* otherwise RUST_LOG will not be colorized to the pipe */
198 0 : FD_LOG_ERR(( "setenv() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
199 0 : if( FD_LIKELY( !config->development.no_clone ) ) run_firedancer( config, -1, 0 );
200 0 : else run_firedancer_threaded( config , 0, agave_main );
201 0 : } else {
202 0 : if( FD_UNLIKELY( close( pipefd[1] ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
203 0 : }
204 :
205 0 : args_t monitor_args;
206 0 : int argc = 0;
207 0 : char * argv[] = { NULL };
208 0 : char ** pargv = (char**)argv;
209 0 : monitor_cmd_args( &argc, &pargv, &monitor_args );
210 0 : monitor_args.monitor.drain_output_fd = pipefd[0];
211 :
212 0 : monitor_pid = fork();
213 0 : if( !monitor_pid ) monitor_cmd_fn( &monitor_args, config );
214 0 : if( FD_UNLIKELY( close( pipefd[0] ) ) ) FD_LOG_ERR(( "close() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
215 :
216 0 : int wstatus;
217 0 : pid_t exited_pid = wait4( -1, &wstatus, (int)__WALL, NULL );
218 0 : if( FD_UNLIKELY( exited_pid == -1 ) ) FD_LOG_ERR(( "wait4() failed (%i-%s)", errno, fd_io_strerror( errno ) ));
219 :
220 0 : char * exited_child = exited_pid == firedancer_pid ? "firedancer" : exited_pid == monitor_pid ? "monitor" : "unknown";
221 0 : int exit_code = 0;
222 0 : if( FD_UNLIKELY( !WIFEXITED( wstatus ) ) ) {
223 0 : FD_LOG_ERR(( "%s exited unexpectedly with signal %d (%s)", exited_child, WTERMSIG( wstatus ), fd_io_strsignal( WTERMSIG( wstatus ) ) ));
224 0 : exit_code = WTERMSIG( wstatus );
225 0 : } else {
226 0 : FD_LOG_ERR(( "%s exited unexpectedly with code %d", exited_child, WEXITSTATUS( wstatus ) ));
227 0 : if( FD_UNLIKELY( exited_pid == monitor_pid && !WEXITSTATUS( wstatus ) ) ) exit_code = EXIT_FAILURE;
228 0 : else exit_code = WEXITSTATUS( wstatus );
229 0 : }
230 :
231 0 : if( FD_UNLIKELY( exited_pid == monitor_pid ) ) {
232 0 : if( FD_UNLIKELY( kill( firedancer_pid, SIGKILL ) ) )
233 0 : FD_LOG_ERR(( "failed to kill all processes (%i-%s)", errno, fd_io_strerror( errno ) ));
234 0 : } else {
235 0 : if( FD_UNLIKELY( kill( monitor_pid, SIGKILL ) ) )
236 0 : FD_LOG_ERR(( "failed to kill all processes (%i-%s)", errno, fd_io_strerror( errno ) ));
237 0 : }
238 0 : fd_sys_util_exit_group( exit_code );
239 0 : }
240 0 : }
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