int vlib_unix_main (int argc, char *argv[]) { vlib_main_t *vm = &vlib_global_main; /* one and only time for this! */ unformat_input_t input; clib_error_t *e; int i; vm->argv = (u8 **) argv; vm->name = argv[0]; vm->heap_base = clib_mem_get_heap (); vm->heap_aligned_base = (void *) (((uword) vm->heap_base) & ~(VLIB_FRAME_ALIGN - 1)); ASSERT (vm->heap_base); unformat_init_command_line (&input, (char **) vm->argv); if ((e = vlib_plugin_config (vm, &input))) { clib_error_report (e); return 1; } unformat_free (&input); i = vlib_plugin_early_init (vm); if (i) return i; unformat_init_command_line (&input, (char **) vm->argv); if (vm->init_functions_called == 0) vm->init_functions_called = hash_create (0, /* value bytes */ 0); e = vlib_call_all_config_functions (vm, &input, 1 /* early */ ); if (e != 0) { clib_error_report (e); return 1; } unformat_free (&input); /* always load symbols, for signal handler and mheap memory get/put backtrace */ clib_elf_main_init (vm->name); vec_validate (vlib_thread_stacks, 0); vlib_thread_stack_init (0); __os_thread_index = 0; vm->thread_index = 0; i = clib_calljmp (thread0, (uword) vm, (void *) (vlib_thread_stacks[0] + VLIB_THREAD_STACK_SIZE)); return i; }
/** * Initialize memfd segment master */ int ssvm_master_init_memfd (ssvm_private_t * memfd) { uword page_size; ssvm_shared_header_t *sh; void *oldheap; clib_mem_vm_alloc_t alloc = { 0 }; clib_error_t *err; if (memfd->ssvm_size == 0) return SSVM_API_ERROR_NO_SIZE; ASSERT (vec_c_string_is_terminated (memfd->name)); alloc.name = (char *) memfd->name; alloc.size = memfd->ssvm_size; alloc.flags = CLIB_MEM_VM_F_SHARED; alloc.requested_va = memfd->requested_va; if ((err = clib_mem_vm_ext_alloc (&alloc))) { clib_error_report (err); return SSVM_API_ERROR_CREATE_FAILURE; } memfd->fd = alloc.fd; memfd->sh = (ssvm_shared_header_t *) alloc.addr; memfd->my_pid = getpid (); memfd->i_am_master = 1; page_size = 1ull << alloc.log2_page_size; sh = memfd->sh; sh->master_pid = memfd->my_pid; sh->ssvm_size = memfd->ssvm_size; sh->ssvm_va = pointer_to_uword (sh); sh->type = SSVM_SEGMENT_MEMFD; #if USE_DLMALLOC == 0 uword flags = MHEAP_FLAG_DISABLE_VM | MHEAP_FLAG_THREAD_SAFE; sh->heap = mheap_alloc_with_flags (((u8 *) sh) + page_size, memfd->ssvm_size - page_size, flags); #else sh->heap = create_mspace_with_base (((u8 *) sh) + page_size, memfd->ssvm_size - page_size, 1 /* locked */ ); mspace_disable_expand (sh->heap); #endif oldheap = ssvm_push_heap (sh); sh->name = format (0, "%s", memfd->name, 0); ssvm_pop_heap (oldheap); /* The application has to set set sh->ready... */ return 0; }
static int load_one_vat_plugin (plugin_main_t * pm, plugin_info_t * pi) { void *handle, *register_handle; clib_error_t *(*fp) (vat_main_t *); clib_error_t *error; handle = dlopen ((char *) pi->filename, RTLD_LAZY); /* * Note: this can happen if the plugin has an undefined symbol reference, * so print a warning. Otherwise, the poor slob won't know what happened. * Ask me how I know that... */ if (handle == 0) { clib_warning ("%s", dlerror ()); return 0; } pi->handle = handle; register_handle = dlsym (pi->handle, "vat_plugin_register"); if (register_handle == 0) { clib_warning ("%s: symbol vat_plugin_register not found", pi->name); dlclose (handle); return 0; } fp = register_handle; error = (*fp) (pm->vat_main); if (error) { clib_error_report (error); dlclose (handle); return 1; } clib_warning ("Loaded plugin: %s", pi->name); return 0; }
int test_elog_main (unformat_input_t * input) { clib_error_t * error = 0; u32 i, n_iter, seed, max_events; elog_main_t _em, * em = &_em; u32 verbose; f64 min_sample_time; char * dump_file, * load_file, * merge_file, ** merge_files; u8 * tag, ** tags; n_iter = 100; max_events = 100000; seed = 1; verbose = 0; dump_file = 0; load_file = 0; merge_files = 0; tags = 0; min_sample_time = 2; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "iter %d", &n_iter)) ; else if (unformat (input, "seed %d", &seed)) ; else if (unformat (input, "dump %s", &dump_file)) ; else if (unformat (input, "load %s", &load_file)) ; else if (unformat (input, "tag %s", &tag)) vec_add1 (tags, tag); else if (unformat (input, "merge %s", &merge_file)) vec_add1 (merge_files, merge_file); else if (unformat (input, "verbose %=", &verbose, 1)) ; else if (unformat (input, "max-events %d", &max_events)) ; else if (unformat (input, "sample-time %f", &min_sample_time)) ; else { error = clib_error_create ("unknown input `%U'\n", format_unformat_error, input); goto done; } } #ifdef CLIB_UNIX if (load_file) { if ((error = elog_read_file (em, load_file))) goto done; } else if (merge_files) { uword i; elog_main_t * ems; vec_clone (ems, merge_files); elog_init (em, max_events); for (i = 0; i < vec_len (ems); i++) { if ((error = elog_read_file (i == 0 ? em : &ems[i], merge_files[i]))) goto done; if (i > 0) { elog_merge (em, tags[0], &ems[i], tags[i]); tags[0] = 0; } } } else #endif /* CLIB_UNIX */ { f64 t[2]; elog_init (em, max_events); elog_enable_disable (em, 1); t[0] = unix_time_now (); for (i = 0; i < n_iter; i++) { u32 j, n, sum; n = 1 + (random_u32 (&seed) % 128); sum = 0; for (j = 0; j < n; j++) sum += random_u32 (&seed); { ELOG_TYPE_XF (e); ELOG (em, e, sum); } { ELOG_TYPE_XF (e); ELOG (em, e, sum + 1); } { struct { u32 string_index; f32 f; } * d; ELOG_TYPE_DECLARE (e) = { .format = "fumble %s %.9f", .format_args = "t4f4", .n_enum_strings = 4, .enum_strings = { "string0", "string1", "string2", "string3", }, }; d = ELOG_DATA (em, e); d->string_index = sum & 3; d->f = (sum & 0xff) / 128.; } { ELOG_TYPE_DECLARE (e) = { .format = "bar %d.%d.%d.%d", .format_args = "i1i1i1i1", }; ELOG_TRACK (my_track); u8 * d = ELOG_TRACK_DATA (em, e, my_track); d[0] = i + 0; d[1] = i + 1; d[2] = i + 2; d[3] = i + 3; } { ELOG_TYPE_DECLARE (e) = { .format = "bar `%s'", .format_args = "s20", }; struct { char s[20]; } * d; u8 * v; d = ELOG_DATA (em, e); v = format (0, "foo %d%c", i, 0); memcpy (d->s, v, clib_min (vec_len (v), sizeof (d->s))); } { ELOG_TYPE_DECLARE (e) = { .format = "bar `%s'", .format_args = "T4", }; struct { u32 offset; } * d; d = ELOG_DATA (em, e); d->offset = elog_string (em, "string table %d", i); } } do { t[1] = unix_time_now (); } while (t[1] - t[0] < min_sample_time); } #ifdef CLIB_UNIX if (dump_file) { if ((error = elog_write_file (em, dump_file))) goto done; } #endif if (verbose) { elog_event_t * e, * es; es = elog_get_events (em); vec_foreach (e, es) { clib_warning ("%18.9f: %12U %U\n", e->time, format_elog_track, em, e, format_elog_event, em, e); } } done: if (error) clib_error_report (error); return 0; } #ifdef CLIB_UNIX int main (int argc, char * argv []) { unformat_input_t i; int r; unformat_init_command_line (&i, argv); r = test_elog_main (&i); unformat_free (&i); return r; }
int test_socket_main (unformat_input_t * input) { clib_socket_t _s = {0}, * s = &_s; char * config; clib_error_t * error; s->config = "localhost:22"; s->flags = SOCKET_IS_CLIENT; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "server %s %=", &config, &s->flags, SOCKET_IS_SERVER)) ; else if (unformat (input, "client %s %=", &config, &s->flags, SOCKET_IS_CLIENT)) ; else { error = clib_error_create ("unknown input `%U'\n", format_unformat_error, input); goto done; } } error = clib_socket_init (s); if (error) goto done; if (0) { struct { int a, b; } * msg; msg = clib_socket_tx_add (s, sizeof (msg[0])); msg->a = 99; msg->b = 100; } else clib_socket_tx_add_formatted (s, "hello there mr server %d\n", 99); error = clib_socket_tx (s); if (error) goto done; while (1) { error = clib_socket_rx (s, 100); if (error) break; if (clib_socket_rx_end_of_file (s)) break; if_verbose ("%v", s->rx_buffer); _vec_len (s->rx_buffer) = 0; } error = clib_socket_close (s); done: if (error) clib_error_report (error); return 0; }