160 строки
3.3 KiB
C
160 строки
3.3 KiB
C
#include "test.h"
|
|
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_STAT_H
|
|
#include <sys/stat.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_TIME_H
|
|
#include <sys/time.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_RESOURCE_H
|
|
#include <sys/resource.h>
|
|
#endif
|
|
#ifdef HAVE_FCNTL_H
|
|
#include <fcntl.h>
|
|
#endif
|
|
#ifdef UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#include <mprintf.h>
|
|
|
|
#ifdef HAVE_SYS_SELECT_H
|
|
#include <sys/select.h>
|
|
#endif
|
|
|
|
#ifndef FD_SETSIZE
|
|
#error "this test requires FD_SETSIZE"
|
|
#endif
|
|
|
|
#define NUM_OPEN (FD_SETSIZE + 10)
|
|
#define NUM_NEEDED (NUM_OPEN + 16)
|
|
|
|
#if defined(WIN32) || defined(_WIN32) || defined(MSDOS)
|
|
#define DEV_NULL "NUL"
|
|
#else
|
|
#define DEV_NULL "/dev/null"
|
|
#endif
|
|
|
|
#if defined(HAVE_GETRLIMIT) && defined(HAVE_SETRLIMIT)
|
|
|
|
static int fd[NUM_OPEN];
|
|
|
|
/*
|
|
* our_errno() returns the NOT *socket-related* errno (or equivalent)
|
|
* on this platform to hide platform specific for the calling function.
|
|
*/
|
|
|
|
static int our_errno(void)
|
|
{
|
|
#ifdef WIN32
|
|
return (int)GetLastError();
|
|
#else
|
|
return errno;
|
|
#endif
|
|
}
|
|
|
|
static int rlimit(void)
|
|
{
|
|
int i;
|
|
struct rlimit rl;
|
|
|
|
fprintf(stderr, "NUM_OPEN: %d\n", NUM_OPEN);
|
|
fprintf(stderr, "NUM_NEEDED: %d\n", NUM_NEEDED);
|
|
|
|
/* get open file limits */
|
|
if (getrlimit(RLIMIT_NOFILE, &rl) == -1) {
|
|
fprintf(stderr, "warning: getrlimit: failed to get RLIMIT_NOFILE\n");
|
|
return -1;
|
|
}
|
|
|
|
/* check that hard limit is high enough */
|
|
if (rl.rlim_max < NUM_NEEDED) {
|
|
fprintf(stderr, "warning: RLIMIT_NOFILE hard limit %d < %d\n",
|
|
(int)rl.rlim_max, NUM_NEEDED);
|
|
return -2;
|
|
}
|
|
|
|
/* increase soft limit if needed */
|
|
if (rl.rlim_cur < NUM_NEEDED) {
|
|
rl.rlim_cur = NUM_NEEDED;
|
|
if (setrlimit(RLIMIT_NOFILE, &rl) == -1) {
|
|
fprintf(stderr, "warning: setrlimit: failed to set RLIMIT_NOFILE\n");
|
|
return -3;
|
|
}
|
|
}
|
|
|
|
/* open a dummy descriptor */
|
|
fd[0] = open(DEV_NULL, O_RDONLY);
|
|
if (fd[0] == -1) {
|
|
fprintf(stderr, "open: failed to open %s "
|
|
"with errno %d\n", DEV_NULL, our_errno());
|
|
return -4;
|
|
}
|
|
|
|
/* create a bunch of file descriptors */
|
|
for (i = 1; i < NUM_OPEN; i++) {
|
|
fd[i] = dup(fd[0]);
|
|
if (fd[i] == -1) {
|
|
fprintf(stderr, "dup: attempt #%d failed "
|
|
"with errno %d\n", i, our_errno());
|
|
for (i--; i >= 0; i--)
|
|
close(fd[i]);
|
|
return -5;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int test(char *URL)
|
|
{
|
|
CURLcode res;
|
|
CURL *curl;
|
|
|
|
if(!strcmp(URL, "check")) {
|
|
/* used by the test script to ask if we can run this test or not */
|
|
if(rlimit()) {
|
|
printf("rlimit problems\n");
|
|
return 1;
|
|
}
|
|
return 0; /* sure, run this! */
|
|
}
|
|
|
|
if(rlimit())
|
|
/* failure */
|
|
return 100;
|
|
|
|
if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
|
|
fprintf(stderr, "curl_global_init() failed\n");
|
|
return TEST_ERR_MAJOR_BAD;
|
|
}
|
|
|
|
if ((curl = curl_easy_init()) == NULL) {
|
|
fprintf(stderr, "curl_easy_init() failed\n");
|
|
curl_global_cleanup();
|
|
return TEST_ERR_MAJOR_BAD;
|
|
}
|
|
|
|
curl_easy_setopt(curl, CURLOPT_URL, URL);
|
|
curl_easy_setopt(curl, CURLOPT_HEADER, TRUE);
|
|
res = curl_easy_perform(curl);
|
|
curl_easy_cleanup(curl);
|
|
curl_global_cleanup();
|
|
|
|
/* we never close the file descriptors */
|
|
|
|
return (int)res;
|
|
}
|
|
#else
|
|
/* system lacks getrlimit() and/or setrlimit() */
|
|
int test(char *URL)
|
|
{
|
|
(void)URL;
|
|
printf("system lacks necessary system function(s)");
|
|
return 1;
|
|
}
|
|
#endif
|