/*---------------------------------------------------------------------------*/
na_return_t
NA_Test_init(int argc, char *argv[], struct na_test_info *na_test_info)
{
char *info_string = NULL;
struct na_init_info na_init_info;
na_return_t ret = NA_SUCCESS;
na_test_parse_options(argc, argv, na_test_info);
#ifdef MERCURY_HAS_PARALLEL_TESTING
/* Test run in parallel using mpirun so must intialize MPI to get
* basic setup info etc */
na_test_mpi_init(na_test_info);
na_test_info->max_number_of_peers = MPIEXEC_MAX_NUMPROCS;
#else
na_test_info->mpi_comm_rank = 0;
na_test_info->mpi_comm_size = 1;
na_test_info->max_number_of_peers = 1;
#endif
/* Generate NA init string and get config options */
info_string = na_test_gen_config(na_test_info);
if (!info_string) {
NA_LOG_ERROR("Could not generate config string");
ret = NA_PROTOCOL_ERROR;
goto done;
}
/* Call cleanup before doing anything */
if (na_test_info->listen && na_test_info->mpi_comm_rank == 0)
NA_Cleanup();
memset(&na_init_info, 0, sizeof(struct na_init_info));
if (na_test_info->busy_wait) {
na_init_info.progress_mode = NA_NO_BLOCK;
printf("# Initializing NA in busy wait mode\n");
} else
na_init_info.progress_mode = NA_DEFAULT;
na_init_info.auth_key = na_test_info->key;
na_init_info.max_contexts = na_test_info->max_contexts;
printf("# Using info string: %s\n", info_string);
na_test_info->na_class = NA_Initialize_opt(info_string,
na_test_info->listen, &na_init_info);
if (!na_test_info->na_class) {
NA_LOG_ERROR("Could not initialize NA");
ret = NA_PROTOCOL_ERROR;
goto done;
}
if (!na_test_info->extern_init) {
if (na_test_info->listen) {
char addr_string[NA_TEST_MAX_ADDR_NAME];
na_size_t addr_string_len = NA_TEST_MAX_ADDR_NAME;
na_addr_t self_addr;
na_return_t nret;
/* TODO only rank 0 */
nret = NA_Addr_self(na_test_info->na_class, &self_addr);
if (nret != NA_SUCCESS) {
NA_LOG_ERROR("Could not get self addr");
}
nret = NA_Addr_to_string(na_test_info->na_class, addr_string,
&addr_string_len, self_addr);
if (nret != NA_SUCCESS) {
NA_LOG_ERROR("Could not convert addr to string");
}
NA_Addr_free(na_test_info->na_class, self_addr);
na_test_set_config(addr_string);
#ifdef MERCURY_HAS_PARALLEL_TESTING
/* If static client must wait for server to write config file */
if (na_test_info->mpi_static)
MPI_Barrier(MPI_COMM_WORLD);
#endif
/* Used by CTest Test Driver to know when to launch clients */
MERCURY_TESTING_READY_MSG();
}
/* Get config from file if self option is not passed */
else if (!na_test_info->self_send) {
char test_addr_name[NA_TEST_MAX_ADDR_NAME] = { '\0' };
#ifdef MERCURY_HAS_PARALLEL_TESTING
/* If static client must wait for server to write config file */
if (na_test_info->mpi_static)
MPI_Barrier(MPI_COMM_WORLD);
#endif
if (na_test_info->mpi_comm_rank == 0) {
na_test_get_config(test_addr_name, NA_TEST_MAX_ADDR_NAME);
}
#ifdef MERCURY_HAS_PARALLEL_TESTING
/* Broadcast addr name */
MPI_Bcast(test_addr_name, NA_TEST_MAX_ADDR_NAME, MPI_BYTE, 0,
na_test_info->mpi_comm);
#endif
na_test_info->target_name = strdup(test_addr_name);
printf("# Target name read: %s\n", na_test_info->target_name);
}
}
done:
if (ret != NA_SUCCESS)
NA_Test_finalize(na_test_info);
free(info_string);
return ret;
}
int
main(void)
{
const char *na_info_string = NULL;
na_class_t *na_class;
na_context_t * na_context;
char self_addr_string[PATH_MAX];
na_addr_t self_addr;
FILE *na_config = NULL;
hg_class_t *hg_class;
hg_context_t *hg_context;
unsigned major;
unsigned minor;
unsigned patch;
hg_return_t hg_ret;
na_size_t self_addr_string_size = PATH_MAX;
HG_Version_get(&major, &minor, &patch);
printf("Server running mercury version %u.%u-%u\n",
major, minor, patch);
/* Get info string */
/* bmi+tcp://localhost:port */
na_info_string = getenv(HG_PORT_NAME);
if (!na_info_string) {
fprintf(stderr, HG_PORT_NAME " environment variable must be set, e.g.:\nMERCURY_PORT_NAME=\"tcp://127.0.0.1:22222\"\n");
exit(0);
}
/* Initialize NA */
na_class = NA_Initialize(na_info_string, NA_TRUE);
/* Get self addr to tell client about */
NA_Addr_self(na_class, &self_addr);
NA_Addr_to_string(na_class, self_addr_string, &self_addr_string_size, self_addr);
NA_Addr_free(na_class, self_addr);
printf("Server address is: %s\n", self_addr_string);
/* Write addr to a file */
na_config = fopen(TEMP_DIRECTORY CONFIG_FILE_NAME, "w+");
if (!na_config) {
fprintf(stderr, "Could not open config file from: %s\n",
TEMP_DIRECTORY CONFIG_FILE_NAME);
exit(0);
}
fprintf(na_config, "%s\n", self_addr_string);
fclose(na_config);
/* Create NA context */
na_context = NA_Context_create(na_class);
/* Initialize Mercury with the desired network abstraction class */
hg_class = HG_Init_na(na_class, na_context);
/* Create HG context */
hg_context = HG_Context_create(hg_class);
/* Register RPC */
snappy_compress_register(hg_class);
/* Poke progress engine and check for events */
do {
unsigned int actual_count = 0;
do {
hg_ret = HG_Trigger(hg_context, 0 /* timeout */,
1 /* max count */, &actual_count);
} while ((hg_ret == HG_SUCCESS) && actual_count);
/* Do not try to make progress anymore if we're done */
if (snappy_compress_done_target_g) break;
hg_ret = HG_Progress(hg_context, HG_MAX_IDLE_TIME);
} while (hg_ret == HG_SUCCESS);
/* Finalize */
HG_Context_destroy(hg_context);
HG_Finalize(hg_class);
NA_Context_destroy(na_class, na_context);
NA_Finalize(na_class);
return EXIT_SUCCESS;
}