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authorDamien Miller <djm@mindrot.org>2013-12-08 15:53:28 +1100
committerDamien Miller <djm@mindrot.org>2013-12-08 15:53:28 +1100
commit6d6fcd14e23a9053198342bb379815b15e504084 (patch)
treeec36f8063bc3faf51e169fe10495a840a1b3f8c2 /regress/setuid-allowed.c
parent7e6e42fb532c7dafd7078ef5e9e2d3e47fcf6752 (diff)
- (djm) [Makefile.in regress/Makefile regress/agent-ptrace.sh]
[regress/setuid-allowed.c] Check that ssh-agent is not on a no-setuid filesystem before running agent-ptrace.sh; ok dtucker
Diffstat (limited to 'regress/setuid-allowed.c')
-rw-r--r--regress/setuid-allowed.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/regress/setuid-allowed.c b/regress/setuid-allowed.c
new file mode 100644
index 00000000..37b7dc8a
--- /dev/null
+++ b/regress/setuid-allowed.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2013 Damien Miller <djm@mindrot.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $OpenBSD$ */
+
+#include "includes.h"
+
+#include <sys/types.h>
+#ifdef HAVE_SYS_STATVFS_H
+# include <sys/statvfs.h>
+#endif
+#include <stdio.h>
+#include <errno.h>
+
+void
+usage(void)
+{
+ fprintf(stderr, "check-setuid [path]\n");
+ exit(1);
+}
+
+int
+main(int argc, char **argv)
+{
+ const char *path = ".";
+ struct statvfs sb;
+
+ if (argc > 2)
+ usage();
+ else if (argc == 2)
+ path = argv[1];
+
+ if (statvfs(path, &sb) != 0) {
+ /* Don't return an error if the host doesn't support statvfs */
+ if (errno == ENOSYS)
+ return 0;
+ fprintf(stderr, "statvfs for \"%s\" failed: %s\n",
+ path, strerror(errno));
+ }
+ return (sb.f_flag & ST_NOSUID) ? 1 : 0;
+}
+
+