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#include <sys/mount.h>
#include <sys/stat.h>
#include <limits.h>
#include "zdtmtst.h"
const char *test_doc = "Check non-uniform shares restore fine";
const char *test_author = "Pavel Tikhomirov <ptikhomirov@virtuozzo.com>";
char *dirname;
TEST_OPTION(dirname, string, "directory name", 1);
int main(int argc, char **argv)
{
char share1[PATH_MAX], share2[PATH_MAX];
char child1[PATH_MAX], child2[PATH_MAX], child3[PATH_MAX];
test_init(argc, argv);
if (mkdir(dirname, 0700)) {
pr_perror("mkdir");
return 1;
}
if (mount("zdtm_fs", dirname, "tmpfs", 0, NULL)) {
pr_perror("mount");
return 1;
}
if (mount(NULL, dirname, NULL, MS_PRIVATE, NULL)) {
pr_perror("mount");
return 1;
}
snprintf(share1, sizeof(share1), "%s/share1", dirname);
if (mkdir(share1, 0700)) {
pr_perror("mkdir");
return 1;
}
if (mount("share", share1, "tmpfs", 0, NULL)) {
pr_perror("mount");
return 1;
}
if (mount(NULL, share1, NULL, MS_SHARED, NULL)) {
pr_perror("mount");
return 1;
}
snprintf(child1, sizeof(child1), "%s/share1/child1", dirname);
if (mkdir(child1, 0700)) {
pr_perror("mkdir");
return 1;
}
if (mount("child1", child1, "tmpfs", 0, NULL)) {
pr_perror("mount");
return 1;
}
snprintf(share2, sizeof(share2), "%s/share2", dirname);
if (mkdir(share2, 0700)) {
pr_perror("mkdir");
return 1;
}
if (mount(share1, share2, NULL, MS_BIND, NULL)) {
pr_perror("mount");
return 1;
}
snprintf(child2, sizeof(child2), "%s/share1/child2", dirname);
if (mkdir(child2, 0700)) {
pr_perror("mkdir");
return 1;
}
if (mount(share1, child2, NULL, MS_BIND, NULL)) {
pr_perror("mount");
return 1;
}
snprintf(child3, sizeof(child3), "%s/share1/child3", dirname);
if (mkdir(child3, 0700)) {
pr_perror("mkdir");
return 1;
}
if (mount("child3", child3, "tmpfs", 0, NULL)) {
pr_perror("mount");
return 1;
}
test_daemon();
test_waitsig();
if (umount(child3)) {
pr_perror("Unable to umount %s", child1);
return 1;
}
if (umount(child2)) {
pr_perror("Unable to umount %s", share1);
return 1;
}
if (umount(share2)) {
pr_perror("Unable to umount %s", share2);
return 1;
}
if (umount(child1)) {
pr_perror("Unable to umount %s", child1);
return 1;
}
if (umount(share1)) {
pr_perror("Unable to umount %s", share1);
return 1;
}
if (umount(dirname)) {
pr_perror("Unable to umount %s", dirname);
return 1;
}
pass();
return 0;
}
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