Implement Kerberized rcmd for rdump/rrestore. This is lacking the

options one would normally expect to set the realm, enable encryption,
and whatnot, but this actually is able to contact the remote server,
so at least it's a start.  (As a bonus, the stripped static binary is
unquestionably exportable.)

1 files changed, 21 insertions, 4 deletions

diff --git a/sbin/dump/main.c b/sbin/dump/main.c
index 5257efb..1b6553b 100644
--- a/sbin/dump/main.c
+++ b/sbin/dump/main.c
@@ -79,6 +79,7 @@ int	tapeno = 0;	/* current tape number */
 int	density = 0;	/* density in bytes/0.1" " <- this is for hilit19 */
 int	ntrec = NTREC;	/* # tape blocks in each tape record */
 int	cartridge = 0;	/* Assume non-cartridge tape */
+int	dokerberos = 0;	/* Use Kerberos authentication */
 long	dev_bsize = 1;	/* recalculated below */
 long	blocksperfile;	/* output blocks per file */
 char	*host = NULL;	/* remote host (if any) */
@@ -117,7 +118,13 @@ main(argc, argv)
 		usage();
 
 	obsolete(&argc, &argv);
-	while ((ch = getopt(argc, argv, "0123456789aB:b:cd:f:h:ns:T:uWw")) != -1)
+#ifdef KERBEROS
+#define optstring "0123456789aB:b:cd:f:h:kns:T:uWw"
+#else
+#define optstring "0123456789aB:b:cd:f:h:ns:T:uWw"
+#endif
+	while ((ch = getopt(argc, argv, optstring)) != -1)
+#undef optstring
 		switch (ch) {
 		/* dump level */
 		case '0': case '1': case '2': case '3': case '4':
@@ -171,6 +178,12 @@ main(argc, argv)
 			honorlevel = numarg("honor level", 0L, 10L);
 			break;
 
+#ifdef KERBEROS
+		case 'k':
+			dokerberos = 1;
+			break;
+#endif
+
 		case 'n':		/* notify operators */
 			notify = 1;
 			break;
@@ -481,9 +494,13 @@ main(argc, argv)
 static void
 usage()
 {
-
-	(void)fprintf(stderr, "usage: dump [-0123456789acnu] [-B records] [-b blocksize] [-d density] [-f file]\n            [-h level] [-s feet] [-T date] filesystem\n");
-	(void)fprintf(stderr, "       dump [-W | -w]\n");
+	fprintf(stderr, "usage: dump [-0123456789ac"
+#ifdef KERBEROS
+		"k"
+#endif
+		"nu] [-B records] [-b blocksize] [-d density] [-f file]\n"
+		"		[-h level] [-s feet] [-T date] filesystem\n"
+		"	dump [-W | -w]\n");
 	exit(1);
 }