X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest%2Ftest_mp_secondary.c;fp=test%2Ftest%2Ftest_mp_secondary.c;h=94042e57c0b4d28239fe3d32adacfb2f1408fd0e;hb=7595afa4d30097c1177b69257118d8ad89a539be;hp=0000000000000000000000000000000000000000;hpb=ce3d555e43e3795b5d9507fcfc76b7a0a92fd0d6;p=deb_dpdk.git diff --git a/test/test/test_mp_secondary.c b/test/test/test_mp_secondary.c new file mode 100644 index 00000000..94042e57 --- /dev/null +++ b/test/test/test_mp_secondary.c @@ -0,0 +1,268 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include + +#include "test.h" + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef RTE_LIBRTE_HASH +#include +#include +#endif /* RTE_LIBRTE_HASH */ + +#ifdef RTE_LIBRTE_LPM +#include +#endif /* RTE_LIBRTE_LPM */ + +#include + +#include "process.h" + +#define launch_proc(ARGV) process_dup(ARGV, \ + sizeof(ARGV)/(sizeof(ARGV[0])), __func__) + +#ifdef RTE_EXEC_ENV_LINUXAPP +static char* +get_current_prefix(char * prefix, int size) +{ + char path[PATH_MAX] = {0}; + char buf[PATH_MAX] = {0}; + + /* get file for config (fd is always 3) */ + snprintf(path, sizeof(path), "/proc/self/fd/%d", 3); + + /* return NULL on error */ + if (readlink(path, buf, sizeof(buf)) == -1) + return NULL; + + /* get the basename */ + snprintf(buf, sizeof(buf), "%s", basename(buf)); + + /* copy string all the way from second char up to start of _config */ + snprintf(prefix, size, "%.*s", + (int)(strnlen(buf, sizeof(buf)) - sizeof("_config")), + &buf[1]); + + return prefix; +} +#endif + +/* + * This function is called in the primary i.e. main test, to spawn off secondary + * processes to run actual mp tests. Uses fork() and exec pair + */ +static int +run_secondary_instances(void) +{ + int ret = 0; + char coremask[10]; + +#ifdef RTE_EXEC_ENV_LINUXAPP + char tmp[PATH_MAX] = {0}; + char prefix[PATH_MAX] = {0}; + + get_current_prefix(tmp, sizeof(tmp)); + + snprintf(prefix, sizeof(prefix), "--file-prefix=%s", tmp); +#else + const char *prefix = ""; +#endif + + /* good case, using secondary */ + const char *argv1[] = { + prgname, "-c", coremask, "--proc-type=secondary", + prefix + }; + /* good case, using auto */ + const char *argv2[] = { + prgname, "-c", coremask, "--proc-type=auto", + prefix + }; + /* bad case, using invalid type */ + const char *argv3[] = { + prgname, "-c", coremask, "--proc-type=ERROR", + prefix + }; +#ifdef RTE_EXEC_ENV_LINUXAPP + /* bad case, using invalid file prefix */ + const char *argv4[] = { + prgname, "-c", coremask, "--proc-type=secondary", + "--file-prefix=ERROR" + }; +#endif + + snprintf(coremask, sizeof(coremask), "%x", \ + (1 << rte_get_master_lcore())); + + ret |= launch_proc(argv1); + ret |= launch_proc(argv2); + + ret |= !(launch_proc(argv3)); +#ifdef RTE_EXEC_ENV_LINUXAPP + ret |= !(launch_proc(argv4)); +#endif + + return ret; +} + +/* + * This function is run in the secondary instance to test that creation of + * objects fails in a secondary + */ +static int +run_object_creation_tests(void) +{ + const unsigned flags = 0; + const unsigned size = 1024; + const unsigned elt_size = 64; + const unsigned cache_size = 64; + const unsigned priv_data_size = 32; + + printf("### Testing object creation - expect lots of mz reserve errors!\n"); + + rte_errno = 0; + if ((rte_memzone_reserve("test_mz", size, rte_socket_id(), + flags) == NULL) && + (rte_memzone_lookup("test_mz") == NULL)) { + printf("Error: unexpected return value from rte_memzone_reserve\n"); + return -1; + } + printf("# Checked rte_memzone_reserve() OK\n"); + + rte_errno = 0; + if ((rte_ring_create( + "test_ring", size, rte_socket_id(), flags) == NULL) && + (rte_ring_lookup("test_ring") == NULL)){ + printf("Error: unexpected return value from rte_ring_create()\n"); + return -1; + } + printf("# Checked rte_ring_create() OK\n"); + + rte_errno = 0; + if ((rte_mempool_create("test_mp", size, elt_size, cache_size, + priv_data_size, NULL, NULL, NULL, NULL, + rte_socket_id(), flags) == NULL) && + (rte_mempool_lookup("test_mp") == NULL)){ + printf("Error: unexpected return value from rte_mempool_create()\n"); + return -1; + } + printf("# Checked rte_mempool_create() OK\n"); + +#ifdef RTE_LIBRTE_HASH + const struct rte_hash_parameters hash_params = { .name = "test_mp_hash" }; + rte_errno=0; + if ((rte_hash_create(&hash_params) != NULL) && + (rte_hash_find_existing(hash_params.name) == NULL)){ + printf("Error: unexpected return value from rte_hash_create()\n"); + return -1; + } + printf("# Checked rte_hash_create() OK\n"); + + const struct rte_fbk_hash_params fbk_params = { .name = "test_fbk_mp_hash" }; + rte_errno=0; + if ((rte_fbk_hash_create(&fbk_params) != NULL) && + (rte_fbk_hash_find_existing(fbk_params.name) == NULL)){ + printf("Error: unexpected return value from rte_fbk_hash_create()\n"); + return -1; + } + printf("# Checked rte_fbk_hash_create() OK\n"); +#endif + +#ifdef RTE_LIBRTE_LPM + rte_errno=0; + struct rte_lpm_config config; + + config.max_rules = rte_socket_id(); + config.number_tbl8s = 256; + config.flags = 0; + if ((rte_lpm_create("test_lpm", size, &config) != NULL) && + (rte_lpm_find_existing("test_lpm") == NULL)){ + printf("Error: unexpected return value from rte_lpm_create()\n"); + return -1; + } + printf("# Checked rte_lpm_create() OK\n"); +#endif + + return 0; +} + +/* if called in a primary process, just spawns off a secondary process to + * run validation tests - which brings us right back here again... + * if called in a secondary process, this runs a series of API tests to check + * how things run in a secondary instance. + */ +int +test_mp_secondary(void) +{ + if (rte_eal_process_type() == RTE_PROC_PRIMARY) { + return run_secondary_instances(); + } + + printf("IN SECONDARY PROCESS\n"); + + return run_object_creation_tests(); +} + +REGISTER_TEST_COMMAND(multiprocess_autotest, test_mp_secondary);