* limitations under the License.
*/
#include <svm/svm_fifo.h>
+#include <svm/svm_fifo_segment.h>
#include <vlib/vlib.h>
#define SFIFO_TEST_I(_cond, _comment, _args...) \
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)
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)))
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
{
Code Review / vpp.git / blobdiff