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- (djm) OpenBSD CVS Sync

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- marc@cvs.openbsd.org 2003/01/21 18:14:36
     [ssh-agent.1 ssh-agent.c]
     Add a -t life option to ssh-agent that set the default lifetime.
     The default can still be overriden by using -t in ssh-add.
     OK markus@
This commit is contained in:
Damien Miller 2003-01-22 11:47:19 +11:00
parent 89fe3f30a7
commit 53d81483f0
3 changed files with 33 additions and 4 deletions
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10
ChangeLog
View File

@ -1,3 +1,11 @@
20030122
- (djm) OpenBSD CVS Sync
- marc@cvs.openbsd.org 2003/01/21 18:14:36
[ssh-agent.1 ssh-agent.c]
Add a -t life option to ssh-agent that set the default lifetime.
The default can still be overriden by using -t in ssh-add.
OK markus@
20030120 20030120
- (djm) Fix compilation for NetBSD from dtucker@zip.com.au - (djm) Fix compilation for NetBSD from dtucker@zip.com.au
- (tim) [progressmeter.c] make compilers without long long happy. - (tim) [progressmeter.c] make compilers without long long happy.
@ -1040,4 +1048,4 @@
save auth method before monitor_reset_key_state(); bugzilla bug #284; save auth method before monitor_reset_key_state(); bugzilla bug #284;
ok provos@ ok provos@
$Id: ChangeLog,v 1.2578 2003/01/20 04:20:24 tim Exp $ $Id: ChangeLog,v 1.2579 2003/01/22 00:47:19 djm Exp $

11
ssh-agent.1
View File

@ -1,4 +1,4 @@
.\" $OpenBSD: ssh-agent.1,v 1.35 2002/06/24 13:12:23 markus Exp $ .\" $OpenBSD: ssh-agent.1,v 1.36 2003/01/21 18:14:36 marc Exp $
.\" .\"
.\" Author: Tatu Ylonen <ylo@cs.hut.fi> .\" Author: Tatu Ylonen <ylo@cs.hut.fi>
.\" Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland .\" Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -44,6 +44,7 @@
.Nm ssh-agent .Nm ssh-agent
.Op Fl a Ar bind_address .Op Fl a Ar bind_address
.Op Fl c Li | Fl s .Op Fl c Li | Fl s
.Op Fl t Ar life
.Op Fl d .Op Fl d
.Op Ar command Op Ar args ... .Op Ar command Op Ar args ...
.Nm ssh-agent .Nm ssh-agent
@ -86,6 +87,14 @@ does not look like it's a csh style of shell.
Kill the current agent (given by the Kill the current agent (given by the
.Ev SSH_AGENT_PID .Ev SSH_AGENT_PID
environment variable). environment variable).
.It Fl t Ar life
Set a default value for the maximum lifetime of identities added to the agent.
The lifetime may be specified in seconds or in a time format specified in
.Xr sshd 8 .
A lifetime specified for an identity with
.Xr ssh-add 1
overrides this value.
Without this option the default maximum lifetime is forever.
.It Fl d .It Fl d
Debug mode. When this option is specified Debug mode. When this option is specified
.Nm .Nm

16
ssh-agent.c
View File

@ -35,7 +35,7 @@
#include "includes.h" #include "includes.h"
#include "openbsd-compat/sys-queue.h" #include "openbsd-compat/sys-queue.h"
RCSID("$OpenBSD: ssh-agent.c,v 1.105 2002/10/01 20:34:12 markus Exp $"); RCSID("$OpenBSD: ssh-agent.c,v 1.106 2003/01/21 18:14:36 marc Exp $");
#include <openssl/evp.h> #include <openssl/evp.h>
#include <openssl/md5.h> #include <openssl/md5.h>
@ -106,6 +106,9 @@ extern char *__progname;
char *__progname; char *__progname;
#endif #endif
/* Default lifetime (0 == forever) */
static int lifetime = 0;
static void static void
close_socket(SocketEntry *e) close_socket(SocketEntry *e)
{ {
@ -468,6 +471,8 @@ process_add_identity(SocketEntry *e, int version)
break; break;
} }
} }
if (lifetime && !death)
death = time(NULL) + lifetime;
if (lookup_identity(k, version) == NULL) { if (lookup_identity(k, version) == NULL) {
Identity *id = xmalloc(sizeof(Identity)); Identity *id = xmalloc(sizeof(Identity));
id->key = k; id->key = k;
@ -930,6 +935,7 @@ usage(void)
fprintf(stderr, " -k Kill the current agent.\n"); fprintf(stderr, " -k Kill the current agent.\n");
fprintf(stderr, " -d Debug mode.\n"); fprintf(stderr, " -d Debug mode.\n");
fprintf(stderr, " -a socket Bind agent socket to given name.\n"); fprintf(stderr, " -a socket Bind agent socket to given name.\n");
fprintf(stderr, " -t life Default identity lifetime (seconds).\n");
exit(1); exit(1);
} }
@ -961,7 +967,7 @@ main(int ac, char **av)
init_rng(); init_rng();
seed_rng(); seed_rng();
while ((ch = getopt(ac, av, "cdksa:")) != -1) { while ((ch = getopt(ac, av, "cdksa:t:")) != -1) {
switch (ch) { switch (ch) {
case 'c': case 'c':
if (s_flag) if (s_flag)
@ -984,6 +990,12 @@ main(int ac, char **av)
case 'a': case 'a':
agentsocket = optarg; agentsocket = optarg;
break; break;
case 't':
if ((lifetime = convtime(optarg)) == -1) {
fprintf(stderr, "Invalid lifetime\n");
usage();
}
break;
default: default:
usage(); usage();
} }