*/
#include "includes.h"
-RCSID("$OpenBSD: ssh-add.c,v 1.53 2002/03/21 22:44:05 rees Exp $");
+RCSID("$OpenBSD: ssh-add.c,v 1.61 2002/06/19 00:27:55 deraadt Exp $");
#include <openssl/evp.h>
#include "authfile.h"
#include "pathnames.h"
#include "readpass.h"
+#include "misc.h"
#ifdef HAVE___PROGNAME
extern char *__progname;
NULL
};
+/* Default lifetime (0 == forever) */
+static int lifetime = 0;
/* we keep a cache of one passphrases */
static char *pass = NULL;
strlcpy(msg, "Bad passphrase, try again: ", sizeof msg);
}
}
- if (ssh_add_identity(ac, private, comment)) {
+
+ if (ssh_add_identity_constrained(ac, private, comment, lifetime)) {
fprintf(stderr, "Identity added: %s (%s)\n", filename, comment);
ret = 0;
- } else
+ if (lifetime != 0)
+ fprintf(stderr,
+ "Lifetime set to %d seconds\n", lifetime);
+ } else if (ssh_add_identity(ac, private, comment)) {
+ fprintf(stderr, "Identity added: %s (%s)\n", filename, comment);
+ ret = 0;
+ } else {
fprintf(stderr, "Could not add identity: %s\n", filename);
+ }
xfree(comment);
key_free(private);
return 0;
}
+static int
+lock_agent(AuthenticationConnection *ac, int lock)
+{
+ char prompt[100], *p1, *p2;
+ int passok = 1, ret = -1;
+
+ strlcpy(prompt, "Enter lock password: ", sizeof(prompt));
+ p1 = read_passphrase(prompt, RP_ALLOW_STDIN);
+ if (lock) {
+ strlcpy(prompt, "Again: ", sizeof prompt);
+ p2 = read_passphrase(prompt, RP_ALLOW_STDIN);
+ if (strcmp(p1, p2) != 0) {
+ fprintf(stderr, "Passwords do not match.\n");
+ passok = 0;
+ }
+ memset(p2, 0, strlen(p2));
+ xfree(p2);
+ }
+ if (passok && ssh_lock_agent(ac, lock, p1)) {
+ fprintf(stderr, "Agent %slocked.\n", lock ? "" : "un");
+ ret = 0;
+ } else
+ fprintf(stderr, "Failed to %slock agent.\n", lock ? "" : "un");
+ memset(p1, 0, strlen(p1));
+ xfree(p1);
+ return -1;
+}
+
static int
do_file(AuthenticationConnection *ac, int deleting, char *file)
{
fprintf(stderr, " -L List public key parameters of all identities.\n");
fprintf(stderr, " -d Delete identity.\n");
fprintf(stderr, " -D Delete all identities.\n");
+ fprintf(stderr, " -x Lock agent.\n");
+ fprintf(stderr, " -x Unlock agent.\n");
+ fprintf(stderr, " -t life Set lifetime (in seconds) when adding identities.\n");
#ifdef SMARTCARD
fprintf(stderr, " -s reader Add key in smartcard reader.\n");
fprintf(stderr, " -e reader Remove key in smartcard reader.\n");
fprintf(stderr, "Could not open a connection to your authentication agent.\n");
exit(2);
}
- while ((ch = getopt(argc, argv, "lLdDe:s:")) != -1) {
+ while ((ch = getopt(argc, argv, "lLdDxXe:s:t:")) != -1) {
switch (ch) {
case 'l':
case 'L':
ret = 1;
goto done;
break;
+ case 'x':
+ case 'X':
+ if (lock_agent(ac, ch == 'x' ? 1 : 0) == -1)
+ ret = 1;
+ goto done;
+ break;
case 'd':
deleting = 1;
break;
deleting = 1;
sc_reader_id = optarg;
break;
+ case 't':
+ if ((lifetime = convtime(optarg)) == -1) {
+ fprintf(stderr, "Invalid lifetime\n");
+ ret = 1;
+ goto done;
+ }
+ break;
default:
usage();
ret = 1;