From 52ef4c584e68c9fd31269b0eb47c778fd4762e57 Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Tue, 23 Apr 2019 17:26:54 -0700 Subject: svm: move fifo tests to ut plugin Change-Id: I638facf6e2128334c3d1a5a8494f378505831e1b Signed-off-by: Florin Coras --- src/plugins/unittest/svm_fifo_test.c | 271 ++++++++++++++++++++++++++ src/svm/test_svm_fifo1.c | 362 ----------------------------------- 2 files changed, 271 insertions(+), 362 deletions(-) delete mode 100644 src/svm/test_svm_fifo1.c diff --git a/src/plugins/unittest/svm_fifo_test.c b/src/plugins/unittest/svm_fifo_test.c index bcea0a5e96f..14ebfcacebd 100644 --- a/src/plugins/unittest/svm_fifo_test.c +++ b/src/plugins/unittest/svm_fifo_test.c @@ -13,6 +13,7 @@ * limitations under the License. */ #include +#include #include #define SFIFO_TEST_I(_cond, _comment, _args...) \ @@ -1090,6 +1091,269 @@ tcp_test_fifo_replay (vlib_main_t * vm, unformat_input_t * input) return 0; } +static svm_fifo_segment_main_t segment_main; + +static int +tcp_test_fifo_segment_hello_world (int verbose) +{ + svm_fifo_segment_create_args_t _a, *a = &_a; + svm_fifo_segment_main_t *sm = &segment_main; + u8 *test_data, *retrieved_data = 0; + svm_fifo_segment_private_t *sp; + svm_fifo_t *f; + int rv; + + clib_memset (a, 0, sizeof (*a)); + a->segment_name = "fifo-test1"; + a->segment_size = 256 << 10; + + rv = svm_fifo_segment_create (sm, a); + + SFIFO_TEST (!rv, "svm_fifo_segment_create returned %d", rv); + + sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); + f = svm_fifo_segment_alloc_fifo (sp, 4096, FIFO_SEGMENT_RX_FREELIST); + + SFIFO_TEST (f != 0, "svm_fifo_segment_alloc_fifo"); + + test_data = format (0, "Hello world%c", 0); + vec_validate (retrieved_data, vec_len (test_data) - 1); + + while (svm_fifo_max_enqueue (f) >= vec_len (test_data)) + svm_fifo_enqueue_nowait (f, vec_len (test_data), test_data); + + while (svm_fifo_max_dequeue (f) >= vec_len (test_data)) + svm_fifo_dequeue_nowait (f, vec_len (retrieved_data), retrieved_data); + + while (svm_fifo_max_enqueue (f) >= vec_len (test_data)) + svm_fifo_enqueue_nowait (f, vec_len (test_data), test_data); + + while (svm_fifo_max_dequeue (f) >= vec_len (test_data)) + svm_fifo_dequeue_nowait (f, vec_len (retrieved_data), retrieved_data); + + SFIFO_TEST (!memcmp (retrieved_data, test_data, vec_len (test_data)), + "data should be identical"); + + vec_free (test_data); + vec_free (retrieved_data); + svm_fifo_segment_free_fifo (sp, f, FIFO_SEGMENT_RX_FREELIST); + svm_fifo_segment_delete (sm, sp); + return 0; +} + +static int +tcp_test_fifo_segment_slave (int verbose) +{ + svm_fifo_segment_create_args_t _a, *a = &_a; + svm_fifo_segment_main_t *sm = &segment_main; + u8 *test_data, *retrieved_data = 0; + svm_fifo_segment_private_t *sp; + svm_fifo_segment_header_t *fsh; + ssvm_shared_header_t *sh; + svm_fifo_t *f; + u32 *result; + int rv, i; + + sleep (2); + + sm->timeout_in_seconds = 5; + clib_memset (a, 0, sizeof (*a)); + a->segment_name = "fifo-test1"; + + rv = svm_fifo_segment_attach (sm, a); + + SFIFO_TEST (!rv, "svm_fifo_segment_attach returned %d", rv); + + sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); + sh = sp->ssvm.sh; + fsh = (svm_fifo_segment_header_t *) sh->opaque[0]; + + /* might wanna wait.. */ + f = fsh->fifos; + + /* Lazy bastards united */ + test_data = format (0, "Hello world%c", 0); + vec_validate (retrieved_data, vec_len (test_data) - 1); + + for (i = 0; i < 1000; i++) + { + svm_fifo_dequeue_nowait (f, vec_len (retrieved_data), retrieved_data); + if (memcmp (retrieved_data, test_data, vec_len (retrieved_data))) + { + result = (u32 *) f->head_chunk->data; + *result = 1; + _exit (0); + } + } + + result = (u32 *) f->head_chunk->data; + *result = 0; + + vec_free (test_data); + vec_free (retrieved_data); + _exit (0); +} + +static int +tcp_test_fifo_segment_master_slave (int verbose) +{ + svm_fifo_segment_create_args_t _a, *a = &_a; + svm_fifo_segment_main_t *sm = &segment_main; + svm_fifo_segment_private_t *sp; + svm_fifo_t *f; + u8 *test_data; + u32 *result; + int rv, i; + pid_t pid; + + pid = fork (); + if (pid < 0) + SFIFO_TEST (0, "fork failed"); + + if (!pid) + tcp_test_fifo_segment_slave (verbose); + + clib_memset (a, 0, sizeof (*a)); + a->segment_name = "fifo-test1"; + a->segment_size = 256 << 10; + + rv = svm_fifo_segment_create (sm, a); + + SFIFO_TEST (!rv, "svm_fifo_segment_create returned %d", rv); + + sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); + f = svm_fifo_segment_alloc_fifo (sp, 4096, FIFO_SEGMENT_RX_FREELIST); + + SFIFO_TEST (f != 0, "svm_fifo_segment_alloc_fifo alloc"); + + test_data = format (0, "Hello world%c", 0); + + usleep (200e3); + + for (i = 0; i < 1000; i++) + svm_fifo_enqueue_nowait (f, vec_len (test_data), test_data); + + /* Wait for slave */ + i = 0; + while (svm_fifo_max_dequeue (f) && i++ < 1e10) + ; + + usleep (1e3); + + result = (u32 *) f->head_chunk->data; + SFIFO_TEST (*result == 0, "slave reported no error"); + + vec_free (test_data); + svm_fifo_segment_free_fifo (sp, f, FIFO_SEGMENT_RX_FREELIST); + svm_fifo_segment_delete (sm, sp); + return 0; +} + +static int +tcp_test_fifo_segment_mempig (int verbose) +{ + svm_fifo_segment_create_args_t _a, *a = &_a; + svm_fifo_segment_main_t *sm = &segment_main; + svm_fifo_segment_private_t *sp; + svm_fifo_t *f; + svm_fifo_t **flist = 0; + int rv; + int i; + + clib_memset (a, 0, sizeof (*a)); + + a->segment_name = "fifo-test1"; + a->segment_size = 256 << 10; + + rv = svm_fifo_segment_create (sm, a); + + SFIFO_TEST (!rv, "svm_fifo_segment_create returned %d", rv); + + sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); + + for (i = 0; i < 1000; i++) + { + f = svm_fifo_segment_alloc_fifo (sp, 4096, FIFO_SEGMENT_RX_FREELIST); + if (f == 0) + break; + vec_add1 (flist, f); + } + + SFIFO_TEST (vec_len (flist), "created %d fifos", vec_len (flist)); + + for (i = 0; i < vec_len (flist); i++) + { + f = flist[i]; + svm_fifo_segment_free_fifo (sp, f, FIFO_SEGMENT_RX_FREELIST); + } + + _vec_len (flist) = 0; + + for (i = 0; i < 1000; i++) + { + f = svm_fifo_segment_alloc_fifo (sp, 4096, FIFO_SEGMENT_RX_FREELIST); + if (f == 0) + break; + vec_add1 (flist, f); + } + + SFIFO_TEST (vec_len (flist), "second try created %d fifos", + vec_len (flist)); + for (i = 0; i < vec_len (flist); i++) + { + f = flist[i]; + svm_fifo_segment_free_fifo (sp, f, FIFO_SEGMENT_RX_FREELIST); + } + + svm_fifo_segment_delete (sm, sp); + return 0; +} + +static int +tcp_test_fifo_segment (vlib_main_t * vm, unformat_input_t * input) +{ + int rv, verbose = 0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "verbose")) + verbose = 1; + else if (unformat (input, "masterslave")) + { + if ((rv = tcp_test_fifo_segment_master_slave (verbose))) + return -1; + } + else if (unformat (input, "basic")) + { + if ((rv = tcp_test_fifo_segment_hello_world (verbose))) + return -1; + } + else if (unformat (input, "mempig")) + { + if ((rv = tcp_test_fifo_segment_mempig (verbose))) + return -1; + } + else if (unformat (input, "all")) + { + if ((rv = tcp_test_fifo_segment_hello_world (verbose))) + return -1; + if ((rv = tcp_test_fifo_segment_mempig (verbose))) + return -1; + /* Pretty slow so avoid running it always + if ((rv = tcp_test_fifo_segment_master_slave (verbose))) + return -1; + */ + } + else + { + vlib_cli_output (vm, "parse error: '%U'", format_unformat_error, + input); + return -1; + } + } + return 0; +} + static clib_error_t * svm_fifo_test (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd_arg) @@ -1113,6 +1377,8 @@ svm_fifo_test (vlib_main_t * vm, unformat_input_t * input, res = tcp_test_fifo_replay (vm, input); else if (unformat (input, "grow")) res = tcp_test_fifo_grow (vm, input); + else if (unformat (input, "segment")) + res = tcp_test_fifo_segment (vm, input); else if (unformat (input, "all")) { if ((res = tcp_test_fifo1 (vm, input))) @@ -1162,6 +1428,11 @@ svm_fifo_test (vlib_main_t * vm, unformat_input_t * input, if ((res = tcp_test_fifo_grow (vm, input))) goto done; + + str = "all"; + unformat_init_cstring (input, str); + if ((res = tcp_test_fifo_segment (vm, input))) + goto done; } else { diff --git a/src/svm/test_svm_fifo1.c b/src/svm/test_svm_fifo1.c deleted file mode 100644 index d3898a7e651..00000000000 --- a/src/svm/test_svm_fifo1.c +++ /dev/null @@ -1,362 +0,0 @@ -/* - * Copyright (c) 2016-2019 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "svm_fifo_segment.h" - -svm_fifo_segment_main_t segment_main; - -clib_error_t * -hello_world (int verbose) -{ - svm_fifo_segment_create_args_t _a, *a = &_a; - svm_fifo_segment_main_t *sm = &segment_main; - svm_fifo_segment_private_t *sp; - svm_fifo_t *f; - int rv; - u8 *test_data; - u8 *retrieved_data = 0; - clib_error_t *error = 0; - - clib_memset (a, 0, sizeof (*a)); - - a->segment_name = "fifo-test1"; - a->segment_size = 256 << 10; - - rv = svm_fifo_segment_create (sm, a); - - if (rv) - return clib_error_return (0, "svm_fifo_segment_create returned %d", rv); - - sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); - - f = svm_fifo_segment_alloc_fifo (sp, 4096, FIFO_SEGMENT_RX_FREELIST); - - if (f == 0) - return clib_error_return (0, "svm_fifo_segment_alloc_fifo failed"); - - test_data = format (0, "Hello world%c", 0); - vec_validate (retrieved_data, vec_len (test_data) - 1); - - while (svm_fifo_max_enqueue (f) >= vec_len (test_data)) - svm_fifo_enqueue_nowait (f, vec_len (test_data), test_data); - - while (svm_fifo_max_dequeue (f) >= vec_len (test_data)) - svm_fifo_dequeue_nowait (f, vec_len (retrieved_data), retrieved_data); - - while (svm_fifo_max_enqueue (f) >= vec_len (test_data)) - svm_fifo_enqueue_nowait (f, vec_len (test_data), test_data); - - while (svm_fifo_max_dequeue (f) >= vec_len (test_data)) - svm_fifo_dequeue_nowait (f, vec_len (retrieved_data), retrieved_data); - - if (!memcmp (retrieved_data, test_data, vec_len (test_data))) - error = clib_error_return (0, "data test OK, got '%s'", retrieved_data); - else - error = clib_error_return (0, "data test FAIL!"); - - svm_fifo_segment_free_fifo (sp, f, FIFO_SEGMENT_RX_FREELIST); - - return error; -} - -clib_error_t * -master (int verbose) -{ - svm_fifo_segment_create_args_t _a, *a = &_a; - svm_fifo_segment_main_t *sm = &segment_main; - svm_fifo_segment_private_t *sp; - svm_fifo_t *f; - int rv; - u8 *test_data; - u8 *retrieved_data = 0; - int i; - - clib_memset (a, 0, sizeof (*a)); - - a->segment_name = "fifo-test1"; - a->segment_size = 256 << 10; - - rv = svm_fifo_segment_create (sm, a); - - if (rv) - return clib_error_return (0, "svm_fifo_segment_create returned %d", rv); - - sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); - - f = svm_fifo_segment_alloc_fifo (sp, 4096, FIFO_SEGMENT_RX_FREELIST); - - if (f == 0) - return clib_error_return (0, "svm_fifo_segment_alloc_fifo failed"); - - test_data = format (0, "Hello world%c", 0); - vec_validate (retrieved_data, vec_len (test_data) - 1); - - for (i = 0; i < 1000; i++) - svm_fifo_enqueue_nowait (f, vec_len (test_data), test_data); - - return clib_error_return (0, "master (enqueue) done"); -} - -clib_error_t * -mempig (int verbose) -{ - svm_fifo_segment_create_args_t _a, *a = &_a; - svm_fifo_segment_main_t *sm = &segment_main; - svm_fifo_segment_private_t *sp; - svm_fifo_t *f; - svm_fifo_t **flist = 0; - int rv; - int i; - - clib_memset (a, 0, sizeof (*a)); - - a->segment_name = "fifo-test1"; - a->segment_size = 256 << 10; - - rv = svm_fifo_segment_create (sm, a); - - if (rv) - return clib_error_return (0, "svm_fifo_segment_create returned %d", rv); - - sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); - - for (i = 0; i < 1000; i++) - { - f = svm_fifo_segment_alloc_fifo (sp, 4096, FIFO_SEGMENT_RX_FREELIST); - if (f == 0) - break; - vec_add1 (flist, f); - } - - fformat (stdout, "Try #1: created %d fifos...\n", vec_len (flist)); - for (i = 0; i < vec_len (flist); i++) - { - f = flist[i]; - svm_fifo_segment_free_fifo (sp, f, FIFO_SEGMENT_RX_FREELIST); - } - - _vec_len (flist) = 0; - - for (i = 0; i < 1000; i++) - { - f = svm_fifo_segment_alloc_fifo (sp, 4096, FIFO_SEGMENT_RX_FREELIST); - if (f == 0) - break; - vec_add1 (flist, f); - } - - fformat (stdout, "Try #2: created %d fifos...\n", vec_len (flist)); - for (i = 0; i < vec_len (flist); i++) - { - f = flist[i]; - svm_fifo_segment_free_fifo (sp, f, FIFO_SEGMENT_RX_FREELIST); - } - - return 0; -} - -clib_error_t * -offset (int verbose) -{ - svm_fifo_segment_create_args_t _a, *a = &_a; - svm_fifo_segment_main_t *sm = &segment_main; - svm_fifo_segment_private_t *sp; - svm_fifo_t *f; - int rv; - u32 *test_data = 0; - u32 *recovered_data = 0; - int i; - - clib_memset (a, 0, sizeof (*a)); - - a->segment_name = "fifo-test1"; - a->segment_size = 256 << 10; - - rv = svm_fifo_segment_create (sm, a); - - if (rv) - return clib_error_return (0, "svm_fifo_segment_create returned %d", rv); - - sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); - - f = svm_fifo_segment_alloc_fifo (sp, 200 << 10, FIFO_SEGMENT_RX_FREELIST); - - if (f == 0) - return clib_error_return (0, "svm_fifo_segment_alloc_fifo failed"); - - for (i = 0; i < (3 * 1024); i++) - vec_add1 (test_data, i); - - /* Enqueue the first 1024 u32's */ - svm_fifo_enqueue_nowait (f, 4096 /* bytes to enqueue */ , - (u8 *) test_data); - - /* Enqueue the third 1024 u32's 2048 ahead of the current tail */ - svm_fifo_enqueue_with_offset (f, 4096, 4096, (u8 *) & test_data[2048]); - - /* Enqueue the second 1024 u32's at the current tail */ - svm_fifo_enqueue_nowait (f, 4096 /* bytes to enqueue */ , - (u8 *) & test_data[1024]); - - vec_validate (recovered_data, (3 * 1024) - 1); - - svm_fifo_dequeue_nowait (f, 3 * 4096, (u8 *) recovered_data); - - for (i = 0; i < (3 * 1024); i++) - { - if (recovered_data[i] != test_data[i]) - { - clib_warning ("[%d] expected %d recovered %d", i, - test_data[i], recovered_data[i]); - return clib_error_return (0, "offset test FAILED"); - } - } - - return clib_error_return (0, "offset test OK"); -} - -clib_error_t * -slave (int verbose) -{ - svm_fifo_segment_create_args_t _a, *a = &_a; - svm_fifo_segment_main_t *sm = &segment_main; - svm_fifo_segment_private_t *sp; - svm_fifo_t *f; - ssvm_shared_header_t *sh; - svm_fifo_segment_header_t *fsh; - int rv; - u8 *test_data; - u8 *retrieved_data = 0; - int i; - - clib_memset (a, 0, sizeof (*a)); - - a->segment_name = "fifo-test1"; - - rv = svm_fifo_segment_attach (a); - - if (rv) - return clib_error_return (0, "svm_fifo_segment_attach returned %d", rv); - - sp = svm_fifo_segment_get_segment (sm, a->new_segment_indices[0]); - sh = sp->ssvm.sh; - fsh = (svm_fifo_segment_header_t *) sh->opaque[0]; - - /* might wanna wait.. */ - f = fsh->fifos; - - /* Lazy bastards united */ - test_data = format (0, "Hello world%c", 0); - vec_validate (retrieved_data, vec_len (test_data) - 1); - - for (i = 0; i < 1000; i++) - { - svm_fifo_dequeue_nowait (f, vec_len (retrieved_data), retrieved_data); - if (memcmp (retrieved_data, test_data, vec_len (retrieved_data))) - return clib_error_return (0, "retrieved data incorrect, '%s'", - retrieved_data); - } - - return clib_error_return (0, "slave (dequeue) done"); -} - - -int -test_ssvm_fifo1 (unformat_input_t * input) -{ - svm_fifo_segment_main_t *sm = &segment_main; - clib_error_t *error = 0; - int verbose = 0; - int test_id = 0; - - svm_fifo_segment_main_init (sm, HIGH_SEGMENT_BASEVA, 20); - - while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) - { - if (unformat (input, "verbose %d", &verbose)) - ; - else if (unformat (input, "verbose")) - verbose = 1; - else if (unformat (input, "master")) - test_id = 1; - else if (unformat (input, "slave")) - test_id = 2; - else if (unformat (input, "mempig")) - test_id = 3; - else if (unformat (input, "offset")) - test_id = 4; - else - { - error = clib_error_create ("unknown input `%U'\n", - format_unformat_error, input); - goto out; - } - } - - switch (test_id) - { - case 0: - error = hello_world (verbose); - break; - - case 1: - error = master (verbose); - break; - - case 2: - error = slave (verbose); - break; - - case 3: - error = mempig (verbose); - break; - - case 4: - error = offset (verbose); - break; - - default: - error = clib_error_return (0, "test id %d unknown", test_id); - break; - } - -out: - if (error) - clib_error_report (error); - - return 0; -} - - - -int -main (int argc, char *argv[]) -{ - unformat_input_t i; - int r; - - unformat_init_command_line (&i, argv); - r = test_ssvm_fifo1 (&i); - unformat_free (&i); - return r; -} - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ -- cgit 1.2.3-korg