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-rw-r--r--tests/setuid.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/tests/setuid.c b/tests/setuid.c
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--- /dev/null
+++ b/tests/setuid.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright Red Hat Inc. 2008
+ *
+ * Author: Steve Olivieri <sjo@redhat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2.1 of the GNU Lesser General Public License
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <pwd.h>
+#include <grp.h>
+#include <errno.h>
+#include <string.h>
+
+/*
+ * This is just a simple program for changing a UID or a GID. Comment out
+ * whichever block you don't want to use.
+ */
+int main(int argc, char *argv[])
+{
+ /* User data */
+ struct passwd *pwd;
+
+ /* UID of user */
+ uid_t uid;
+
+ /* Group data */
+ struct group *grp;
+
+ /* GID of group */
+ gid_t gid;
+
+ /* Return codes */
+ int ret;
+
+ pwd = getpwnam(argv[1]);
+ uid = pwd->pw_uid;
+ fprintf(stdout, "Setting UID to %s (%d).\n", pwd->pw_name, uid);
+ if ((ret = setuid(uid))) {
+ fprintf(stderr, "Call to setuid() failed with error: %s\n",
+ strerror(errno));
+ ret = -errno;
+ goto finished;
+ }
+
+// while(1) {
+// grp = getgrnam("root");
+// gid = grp->gr_gid;
+// fprintf(stdout, "Setting GID to %s (%d).\n",
+// grp->gr_name, gid);
+// if ((ret = setgid(gid))) {
+// fprintf(stderr, "Call to setgid() failed with error:"
+// " %s\n", strerror(errno));
+// ret = -errno;
+// goto finished;
+// }
+// }
+
+ while (1) {
+ usleep(3000000);
+ }
+
+finished:
+ return ret;
+}