--- /dev/null
+/*
+ * Copyright (c) 2011 David Goulet <david.goulet@polymtl.ca>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * as published by the Free Software Foundation; only version 2
+ * of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#define _GNU_SOURCE
+#include <assert.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <time.h>
+
+#include "ltt-sessiond/session.h"
+
+#define SESSION1 "test1"
+
+/* This path will NEVER be created in this test */
+#define PATH1 "/tmp/.test-junk-lttng"
+
+#define MAX_SESSIONS 10000
+
+/*
+ * String of 263 caracters. NAME_MAX + "OVERFLOW". If OVERFLOW appears in the
+ * session name, we have a problem.
+ *
+ * NAME_MAX = 255
+ */
+#define OVERFLOW_SESSION_NAME \
+ "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \
+ "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \
+ "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \
+ "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabc" \
+ "OVERFLOW"
+
+static struct ltt_session_list *session_list;
+
+/* For lttngerr.h */
+int opt_quiet = 1;
+int opt_verbose = 0;
+
+static const char alphanum[] =
+ "0123456789"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "abcdefghijklmnopqrstuvwxyz";
+
+/*
+ * Return random string of 10 characters.
+ */
+static char *get_random_string(void)
+{
+ int i;
+ char *str = malloc(11);
+
+ for (i = 0; i < 10; i++) {
+ str[i] = alphanum[rand() % (sizeof(alphanum) - 1)];
+ }
+
+ str[10] = '\0';
+
+ return str;
+}
+
+/*
+ * Return 0 if session name is found, else -1
+ */
+static int find_session_name(char *name)
+{
+ struct ltt_session *iter;
+
+ cds_list_for_each_entry(iter, &session_list->head, list) {
+ if (strcmp(iter->name, name) == 0) {
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
+/*
+ * Empty session list manually.
+ */
+static void empty_session_list(void)
+{
+ struct ltt_session *iter, *tmp;
+
+ cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) {
+ cds_list_del(&iter->list);
+ session_list->count--;
+ free(iter);
+ }
+
+ /* Session list must be 0 */
+ assert(!session_list->count);
+}
+
+/*
+ * Test creation of 1 session
+ */
+static int create_one_session(char *name, char *path)
+{
+ int ret;
+
+ ret = create_session(name, path);
+ if (ret >= 0) {
+ /* Validate */
+ ret = find_session_name(name);
+ if (ret < 0) {
+ /* Session not found by name */
+ printf("session not found after creation\n");
+ return -1;
+ } else {
+ /* Success */
+ return 0;
+ }
+ } else if (ret < 0) {
+ if (ret == -EEXIST) {
+ printf("(session already exists) ");
+ }
+ return -1;
+ }
+
+ return 0;
+}
+
+/*
+ * Test deletion of 1 session
+ */
+static int destroy_one_session(char *name)
+{
+ int ret;
+
+ ret = destroy_session(name);
+ if (ret == 1) {
+ /* Validate */
+ ret = find_session_name(name);
+ if (ret < 0) {
+ /* Success, -1 means that the sesion is NOT found */
+ return 0;
+ } else {
+ /* Fail */
+ return -1;
+ }
+ } else if (ret < 0) {
+ if (ret == -EEXIST) {
+ printf("(session already exists) ");
+ }
+ return -1;
+ }
+
+ return 0;
+}
+
+static int fuzzing_create_args(void)
+{
+ int ret;
+
+ ret = create_one_session(NULL, NULL);
+ if (ret >= 0) {
+ printf("Session created with (null),(null)\n");
+ return -1;
+ }
+
+ ret = create_one_session(NULL, PATH1);
+ if (ret >= 0) {
+ printf("Session created with (null), %s)\n", PATH1);
+ return -1;
+ }
+
+ ret = create_one_session(SESSION1, NULL);
+ if (ret >= 0) {
+ printf("Session created with %s, (null)\n", SESSION1);
+ return -1;
+ }
+
+ /* Session list must be 0 */
+ assert(!session_list->count);
+
+ return 0;
+}
+
+static int fuzzing_destroy_args(void)
+{
+ int ret;
+
+ ret = destroy_one_session(NULL);
+ if (ret >= 0) {
+ printf("Session destroyed with (null)\n");
+ return -1;
+ }
+
+ ret = destroy_one_session(OVERFLOW_SESSION_NAME);
+ if (ret >= 0) {
+ printf("Session destroyed with %s\n", OVERFLOW_SESSION_NAME);
+ return -1;
+ }
+
+ /* Session list must be 0 */
+ assert(!session_list->count);
+
+ return 0;
+}
+
+/*
+ * This test is supposed to fail at the second create call. If so, return 0 for
+ * test success, else -1.
+ */
+static int two_session_same_name(void)
+{
+ int ret;
+
+ ret = create_one_session(SESSION1, PATH1);
+ if (ret < 0) {
+ /* Fail */
+ return -1;
+ }
+
+ ret = create_one_session(SESSION1, PATH1);
+ if (ret < 0) {
+ /* Success */
+ return 0;
+ }
+
+ /* Fail */
+ return -1;
+}
+
+int main(int argc, char **argv)
+{
+ int ret, i;
+ char *tmp_name;
+ struct ltt_session *iter, *tmp;
+
+ srand(time(NULL));
+
+ printf("\nTesting Sessions:\n-----------\n");
+
+ session_list = get_session_list();
+ if (session_list == NULL) {
+ return -1;
+ }
+
+ printf("Create 1 session %s: ", SESSION1);
+ ret = create_one_session(SESSION1, PATH1);
+ if (ret < 0) {
+ return -1;
+ }
+ printf("Success\n");
+
+ printf("Validating created session %s: ", SESSION1);
+ tmp = find_session_by_name(SESSION1);
+ if (tmp == NULL) {
+ return -1;
+ }
+ /* Basic init session values */
+ assert(tmp->kernel_session == NULL);
+ assert(tmp->ust_trace_count == 0);
+ assert(strlen(tmp->path));
+ assert(strlen(tmp->name));
+ lock_session(tmp);
+ unlock_session(tmp);
+
+ printf("Success\n");
+
+ printf("Destroy 1 session %s: ", SESSION1);
+ ret = destroy_one_session(SESSION1);
+ if (ret < 0) {
+ return -1;
+ }
+ printf("Success\n");
+
+ printf("Two session with same name: ");
+ ret = two_session_same_name();
+ if (ret < 0) {
+ return -1;
+ }
+ printf("Success\n");
+
+ empty_session_list();
+
+ printf("Fuzzing create_session arguments: ");
+ ret = fuzzing_create_args();
+ if (ret < 0) {
+ return -1;
+ }
+ printf("Success\n");
+
+ printf("Fuzzing destroy_session argument: ");
+ ret = fuzzing_destroy_args();
+ if (ret < 0) {
+ return -1;
+ }
+ printf("Success\n");
+
+ printf("Creating %d sessions: ", MAX_SESSIONS);
+ for (i = 0; i < MAX_SESSIONS; i++) {
+ tmp_name = get_random_string();
+ ret = create_one_session(tmp_name, PATH1);
+ if (ret < 0) {
+ printf("session %d (name: %s) creation failed\n", i, tmp_name);
+ return -1;
+ }
+ free(tmp_name);
+ }
+ printf("Success\n");
+
+ printf("Destroying %d sessions: ", MAX_SESSIONS);
+ for (i = 0; i < MAX_SESSIONS; i++) {
+ cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) {
+ ret = destroy_one_session(iter->name);
+ if (ret < 0) {
+ printf("session %d (name: %s) creation failed\n", i, iter->name);
+ return -1;
+ }
+ }
+ }
+ printf("Success\n");
+
+ /* Session list must be 0 */
+ assert(!session_list->count);
+
+ /* Success */
+ return 0;
+}
projects / lttng-tools.git / commitdiff
