summaryrefslogtreecommitdiffhomepage
path: root/images/basic/integrationtest/test_sticky.c
diff options
context:
space:
mode:
Diffstat (limited to 'images/basic/integrationtest/test_sticky.c')
-rw-r--r--images/basic/integrationtest/test_sticky.c96
1 files changed, 0 insertions, 96 deletions
diff --git a/images/basic/integrationtest/test_sticky.c b/images/basic/integrationtest/test_sticky.c
deleted file mode 100644
index 58dcf91d3..000000000
--- a/images/basic/integrationtest/test_sticky.c
+++ /dev/null
@@ -1,96 +0,0 @@
-#include <err.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdlib.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <unistd.h>
-
-void createFile(const char* path) {
- int fd = open(path, O_WRONLY | O_CREAT, 0777);
- if (fd < 0) {
- err(1, "open(%s)", path);
- exit(1);
- } else {
- close(fd);
- }
-}
-
-void waitAndCheckStatus(pid_t child) {
- int status;
- if (waitpid(child, &status, 0) == -1) {
- err(1, "waitpid() failed");
- exit(1);
- }
-
- if (WIFEXITED(status)) {
- int es = WEXITSTATUS(status);
- if (es) {
- err(1, "child exit status %d", es);
- exit(1);
- }
- } else {
- err(1, "child did not exit normally");
- exit(1);
- }
-}
-
-void deleteFile(uid_t user, const char* path) {
- pid_t child = fork();
- if (child == 0) {
- if (setuid(user)) {
- err(1, "setuid(%d)", user);
- exit(1);
- }
-
- if (unlink(path)) {
- err(1, "unlink(%s)", path);
- exit(1);
- }
- exit(0);
- }
- waitAndCheckStatus(child);
-}
-
-int main(int argc, char** argv) {
- const char kUser1Dir[] = "/user1dir";
- const char kUser2File[] = "/user1dir/user2file";
- const char kUser2File2[] = "/user1dir/user2file2";
-
- const uid_t user1 = 6666;
- const uid_t user2 = 6667;
-
- if (mkdir(kUser1Dir, 0755) != 0) {
- err(1, "mkdir(%s)", kUser1Dir);
- exit(1);
- }
- // Enable sticky bit for user1dir.
- if (chmod(kUser1Dir, 01777) != 0) {
- err(1, "chmod(%s)", kUser1Dir);
- exit(1);
- }
- createFile(kUser2File);
- createFile(kUser2File2);
-
- if (chown(kUser1Dir, user1, getegid())) {
- err(1, "chown(%s)", kUser1Dir);
- exit(1);
- }
- if (chown(kUser2File, user2, getegid())) {
- err(1, "chown(%s)", kUser2File);
- exit(1);
- }
- if (chown(kUser2File2, user2, getegid())) {
- err(1, "chown(%s)", kUser2File2);
- exit(1);
- }
-
- // User1 should be able to delete any file inside user1dir, even files of
- // other users due to the sticky bit.
- deleteFile(user1, kUser2File);
-
- // User2 should naturally be able to delete its own file even if the file is
- // inside a sticky dir owned by someone else.
- deleteFile(user2, kUser2File2);
-}