Page MenuHomeClusterLabs Projects
Files F3152779

No OneTemporary
Actions

View Options

diff --git a/libknet/tests/test-common.c b/libknet/tests/test-common.c
index ed9c60a3..c4a8c22a 100644
--- a/libknet/tests/test-common.c
+++ b/libknet/tests/test-common.c
@@ -1,502 +1,499 @@
/*
* Copyright (C) 2016-2018 Red Hat, Inc. All rights reserved.
*
* Author: Fabio M. Di Nitto <fabbione@kronosnet.org>
*
* This software licensed under GPL-2.0+, LGPL-2.0+
*/
#include "config.h"
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <fcntl.h>
#include <pthread.h>
#include <sys/select.h>
#include "libknet.h"
#include "test-common.h"
static pthread_mutex_t log_mutex = PTHREAD_MUTEX_INITIALIZER;
static int log_init = 0;
static pthread_mutex_t log_thread_mutex = PTHREAD_MUTEX_INITIALIZER;
static pthread_t log_thread;
static int log_thread_init = 0;
static int log_fds[2];
struct log_thread_data {
int logfd;
FILE *std;
};
static struct log_thread_data data;
static pthread_mutex_t shutdown_mutex = PTHREAD_MUTEX_INITIALIZER;
static int shutdown_in_progress = 0;
static int _read_pipe(int fd, char **file, size_t *length)
{
char buf[4096];
int n;
int done = 0;
*file = NULL;
*length = 0;
memset(buf, 0, sizeof(buf));
while (!done) {
n = read(fd, buf, sizeof(buf));
if (n < 0) {
if (errno == EINTR)
continue;
if (*file)
free(*file);
return n;
}
if (n == 0 && (!*length))
return 0;
if (n == 0)
done = 1;
if (*file)
*file = realloc(*file, (*length) + n + done);
else
*file = malloc(n + done);
if (!*file)
return -1;
memmove((*file) + (*length), buf, n);
*length += (done + n);
}
/* Null terminator */
(*file)[(*length) - 1] = 0;
return 0;
}
int execute_shell(const char *command, char **error_string)
{
pid_t pid;
int status, err = 0;
int fd[2];
size_t size = 0;
if ((command == NULL) || (!error_string)) {
errno = EINVAL;
return FAIL;
}
*error_string = NULL;
err = pipe(fd);
if (err)
goto out_clean;
pid = fork();
if (pid < 0) {
err = pid;
goto out_clean;
}
if (pid) { /* parent */
close(fd[1]);
err = _read_pipe(fd[0], error_string, &size);
if (err)
goto out_clean0;
waitpid(pid, &status, 0);
if (!WIFEXITED(status)) {
err = -1;
goto out_clean0;
}
if (WIFEXITED(status) && WEXITSTATUS(status) != 0) {
err = WEXITSTATUS(status);
goto out_clean0;
}
goto out_clean0;
} else { /* child */
close(0);
close(1);
close(2);
close(fd[0]);
dup2(fd[1], 1);
dup2(fd[1], 2);
close(fd[1]);
execlp("/bin/sh", "/bin/sh", "-c", command, NULL);
exit(FAIL);
}
out_clean:
close(fd[1]);
out_clean0:
close(fd[0]);
return err;
}
int is_memcheck(void)
{
char *val;
val = getenv("KNETMEMCHECK");
if (val) {
if (!strncmp(val, "yes", 3)) {
return 1;
}
}
return 0;
}
int is_helgrind(void)
{
char *val;
val = getenv("KNETHELGRIND");
if (val) {
if (!strncmp(val, "yes", 3)) {
return 1;
}
}
return 0;
}
void set_scheduler(int policy)
{
struct sched_param sched_param;
int err;
err = sched_get_priority_max(policy);
if (err < 0) {
printf("Could not get maximum scheduler priority\n");
exit(FAIL);
}
sched_param.sched_priority = err;
err = sched_setscheduler(0, policy, &sched_param);
if (err < 0) {
printf("Could not set priority\n");
exit(FAIL);
}
return;
}
int setup_logpipes(int *logfds)
{
if (pipe2(logfds, O_CLOEXEC | O_NONBLOCK) < 0) {
printf("Unable to setup logging pipe\n");
exit(FAIL);
}
return PASS;
}
void close_logpipes(int *logfds)
{
close(logfds[0]);
logfds[0] = 0;
close(logfds[1]);
logfds[1] = 0;
}
void flush_logs(int logfd, FILE *std)
{
struct knet_log_msg msg;
- size_t bytes_read;
int len;
next:
- bytes_read = 0;
-
- while (bytes_read < sizeof msg) {
+ for (size_t bytes_read = 0; bytes_read < sizeof msg; ) {
len = read(logfd, &msg + bytes_read,
sizeof msg - bytes_read);
if (len <= 0) {
return;
}
bytes_read += len;
}
fprintf(std, "[knet]: [%s] %s: %s\n",
knet_log_get_loglevel_name(msg.msglevel),
knet_log_get_subsystem_name(msg.subsystem),
msg.msg);
goto next;
}
static void *_logthread(void *args)
{
fd_set rfds;
ssize_t len;
struct timeval tv;
select_loop:
tv.tv_sec = 60;
tv.tv_usec = 0;
FD_ZERO(&rfds);
FD_SET(data.logfd, &rfds);
len = select(FD_SETSIZE, &rfds, NULL, NULL, &tv);
if (len < 0) {
fprintf(data.std, "Unable select over logfd!\nHALTING LOGTHREAD!\n");
return NULL;
}
if (!len) {
fprintf(data.std, "[knet]: No logs in the last 60 seconds\n");
}
if (FD_ISSET(data.logfd, &rfds)) {
flush_logs(data.logfd, data.std);
}
goto select_loop;
return NULL;
}
int start_logthread(int logfd, FILE *std)
{
int savederrno = 0;
savederrno = pthread_mutex_lock(&log_thread_mutex);
if (savederrno) {
printf("Unable to get log_thread mutex lock\n");
return -1;
}
if (!log_thread_init) {
data.logfd = logfd;
data.std = std;
savederrno = pthread_create(&log_thread, 0, _logthread, NULL);
if (savederrno) {
printf("Unable to start logging thread: %s\n", strerror(savederrno));
pthread_mutex_unlock(&log_thread_mutex);
return -1;
}
log_thread_init = 1;
}
pthread_mutex_unlock(&log_thread_mutex);
return 0;
}
int stop_logthread(void)
{
int savederrno = 0;
void *retval;
savederrno = pthread_mutex_lock(&log_thread_mutex);
if (savederrno) {
printf("Unable to get log_thread mutex lock\n");
return -1;
}
if (log_thread_init) {
pthread_cancel(log_thread);
pthread_join(log_thread, &retval);
log_thread_init = 0;
}
pthread_mutex_unlock(&log_thread_mutex);
return 0;
}
static void stop_logging(void)
{
stop_logthread();
flush_logs(log_fds[0], stdout);
close_logpipes(log_fds);
}
int start_logging(FILE *std)
{
int savederrno = 0;
savederrno = pthread_mutex_lock(&log_mutex);
if (savederrno) {
printf("Unable to get log_mutex lock\n");
return -1;
}
if (!log_init) {
setup_logpipes(log_fds);
if (atexit(&stop_logging) != 0) {
printf("Unable to register atexit handler to stop logging: %s\n",
strerror(errno));
exit(FAIL);
}
if (start_logthread(log_fds[0], std) < 0) {
exit(FAIL);
}
log_init = 1;
}
pthread_mutex_unlock(&log_mutex);
return log_fds[1];
}
knet_handle_t knet_handle_start(int logfds[2], uint8_t log_level)
{
knet_handle_t knet_h = knet_handle_new_ex(1, logfds[1], log_level, 0);
if (knet_h) {
return knet_h;
} else {
printf("knet_handle_new failed: %s\n", strerror(errno));
flush_logs(logfds[0], stdout);
close_logpipes(logfds);
exit(FAIL);
}
}
int knet_handle_stop(knet_handle_t knet_h)
{
int savederrno;
size_t i, j;
knet_node_id_t host_ids[KNET_MAX_HOST];
uint8_t link_ids[KNET_MAX_LINK];
size_t host_ids_entries = 0, link_ids_entries = 0;
struct knet_link_status status;
savederrno = pthread_mutex_lock(&shutdown_mutex);
if (savederrno) {
printf("Unable to get shutdown mutex lock\n");
return -1;
}
if (shutdown_in_progress) {
pthread_mutex_unlock(&shutdown_mutex);
errno = EINVAL;
return -1;
}
shutdown_in_progress = 1;
pthread_mutex_unlock(&shutdown_mutex);
if (!knet_h) {
errno = EINVAL;
return -1;
}
if (knet_host_get_host_list(knet_h, host_ids, &host_ids_entries) < 0) {
printf("knet_host_get_host_list failed: %s\n", strerror(errno));
return -1;
}
for (i = 0; i < host_ids_entries; i++) {
if (knet_link_get_link_list(knet_h, host_ids[i], link_ids, &link_ids_entries)) {
printf("knet_link_get_link_list failed: %s\n", strerror(errno));
return -1;
}
for (j = 0; j < link_ids_entries; j++) {
if (knet_link_get_status(knet_h, host_ids[i], link_ids[j], &status, sizeof(struct knet_link_status))) {
printf("knet_link_get_status failed: %s\n", strerror(errno));
return -1;
}
if (status.enabled) {
if (knet_link_set_enable(knet_h, host_ids[i], j, 0)) {
printf("knet_link_set_enable failed: %s\n", strerror(errno));
return -1;
}
}
knet_link_clear_config(knet_h, host_ids[i], j);
}
if (knet_host_remove(knet_h, host_ids[i]) < 0) {
printf("knet_host_remove failed: %s\n", strerror(errno));
return -1;
}
}
if (knet_handle_free(knet_h)) {
printf("knet_handle_free failed: %s\n", strerror(errno));
return -1;
}
return 0;
}
int make_local_sockaddr(struct sockaddr_storage *lo, uint16_t offset)
{
uint32_t port;
char portstr[32];
/* Use the pid if we can. but makes sure its in a sensible range */
port = (uint32_t)getpid() + offset;
if (port < 1024) {
port += 1024;
}
if (port > 65536) {
port = port & 0xFFFF;
}
sprintf(portstr, "%u", port);
memset(lo, 0, sizeof(struct sockaddr_storage));
printf("Using port %u\n", port);
return knet_strtoaddr("127.0.0.1", portstr, lo, sizeof(struct sockaddr_storage));
}
int wait_for_host(knet_handle_t knet_h, uint16_t host_id, int seconds, int logfd, FILE *std)
{
int i = 0;
if (is_memcheck() || is_helgrind()) {
printf("Test suite is running under valgrind, adjusting wait_for_host timeout\n");
seconds = seconds * 16;
}
while (i < seconds) {
flush_logs(logfd, std);
if (knet_h->host_index[host_id]->status.reachable == 1) {
return 0;
}
printf("waiting host %u to be reachable for %d more seconds\n", host_id, seconds - i);
sleep(1);
i++;
}
return -1;
}
int wait_for_packet(knet_handle_t knet_h, int seconds, int datafd)
{
fd_set rfds;
struct timeval tv;
int err = 0;
if (is_memcheck() || is_helgrind()) {
printf("Test suite is running under valgrind, adjusting wait_for_packet timeout\n");
seconds = seconds * 16;
}
FD_ZERO(&rfds);
FD_SET(datafd, &rfds);
tv.tv_sec = seconds;
tv.tv_usec = 0;
err = select(datafd+1, &rfds, NULL, NULL, &tv);
if ((err > 0) && (FD_ISSET(datafd, &rfds))) {
return 0;
}
return -1;
}

File Metadata

Mime Type
text/x-diff
Expires
Tue, Feb 25, 3:31 AM (1 d, 12 h)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
1464654
Default Alt Text
(10 KB)

Event Timeline