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- djm@cvs.openbsd.org 2010/11/21 01:01:13

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[clientloop.c misc.c misc.h ssh-agent.1 ssh-agent.c]
     honour $TMPDIR for client xauth and ssh-agent temporary directories;
     feedback and ok markus@
This commit is contained in:
Damien Miller 2010-12-01 11:50:35 +11:00
parent 188ea814b1
commit 2cd629349d
6 changed files with 32 additions and 10 deletions
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4
ChangeLog
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@ -3,6 +3,10 @@
- deraadt@cvs.openbsd.org 2010/11/20 05:12:38 - deraadt@cvs.openbsd.org 2010/11/20 05:12:38
[auth2-pubkey.c] [auth2-pubkey.c]
clean up cases of ;; clean up cases of ;;
- djm@cvs.openbsd.org 2010/11/21 01:01:13
[clientloop.c misc.c misc.h ssh-agent.1 ssh-agent.c]
honour $TMPDIR for client xauth and ssh-agent temporary directories;
feedback and ok markus@
20101124 20101124
- (dtucker) [platform.c session.c] Move the getluid call out of session.c and - (dtucker) [platform.c session.c] Move the getluid call out of session.c and

4
clientloop.c
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@ -1,4 +1,4 @@
/* $OpenBSD: clientloop.c,v 1.224 2010/11/13 23:27:50 djm Exp $ */ /* $OpenBSD: clientloop.c,v 1.225 2010/11/21 01:01:13 djm 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
@ -325,7 +325,7 @@ client_x11_get_proto(const char *display, const char *xauth_path,
if (trusted == 0) { if (trusted == 0) {
xauthdir = xmalloc(MAXPATHLEN); xauthdir = xmalloc(MAXPATHLEN);
xauthfile = xmalloc(MAXPATHLEN); xauthfile = xmalloc(MAXPATHLEN);
strlcpy(xauthdir, "/tmp/ssh-XXXXXXXXXX", MAXPATHLEN); mktemp_proto(xauthdir, MAXPATHLEN);
if (mkdtemp(xauthdir) != NULL) { if (mkdtemp(xauthdir) != NULL) {
do_unlink = 1; do_unlink = 1;
snprintf(xauthfile, MAXPATHLEN, "%s/xauthfile", snprintf(xauthfile, MAXPATHLEN, "%s/xauthfile",

19
misc.c
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@ -1,4 +1,4 @@
/* $OpenBSD: misc.c,v 1.83 2010/11/13 23:27:50 djm Exp $ */ /* $OpenBSD: misc.c,v 1.84 2010/11/21 01:01:13 djm Exp $ */
/* /*
* Copyright (c) 2000 Markus Friedl. All rights reserved. * Copyright (c) 2000 Markus Friedl. All rights reserved.
* Copyright (c) 2005,2006 Damien Miller. All rights reserved. * Copyright (c) 2005,2006 Damien Miller. All rights reserved.
@ -916,6 +916,23 @@ bandwidth_limit(struct bwlimit *bw, size_t read_len)
gettimeofday(&bw->bwstart, NULL); gettimeofday(&bw->bwstart, NULL);
} }
/* Make a template filename for mk[sd]temp() */
void
mktemp_proto(char *s, size_t len)
{
const char *tmpdir;
int r;
if ((tmpdir = getenv("TMPDIR")) != NULL) {
r = snprintf(s, len, "%s/ssh-XXXXXXXXXXXX", tmpdir);
if (r > 0 && (size_t)r < len)
return;
}
r = snprintf(s, len, "/tmp/ssh-XXXXXXXXXXXX");
if (r < 0 || (size_t)r >= len)
fatal("%s: template string too short", __func__);
}
static const struct { static const struct {
const char *name; const char *name;
int value; int value;

3
misc.h
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@ -1,4 +1,4 @@
/* $OpenBSD: misc.h,v 1.46 2010/11/13 23:27:50 djm Exp $ */ /* $OpenBSD: misc.h,v 1.47 2010/11/21 01:01:13 djm Exp $ */
/* /*
* Author: Tatu Ylonen <ylo@cs.hut.fi> * Author: Tatu Ylonen <ylo@cs.hut.fi>
@ -89,6 +89,7 @@ void bandwidth_limit_init(struct bwlimit *, u_int64_t, size_t);
void bandwidth_limit(struct bwlimit *, size_t); void bandwidth_limit(struct bwlimit *, size_t);
int parse_ipqos(const char *); int parse_ipqos(const char *);
void mktemp_proto(char *, size_t);
/* readpass.c */ /* readpass.c */

8
ssh-agent.1
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@ -1,4 +1,4 @@
.\" $OpenBSD: ssh-agent.1,v 1.52 2010/08/31 17:40:54 jmc Exp $ .\" $OpenBSD: ssh-agent.1,v 1.53 2010/11/21 01:01:13 djm 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
@ -34,7 +34,7 @@
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\" .\"
.Dd $Mdocdate: August 31 2010 $ .Dd $Mdocdate: November 21 2010 $
.Dt SSH-AGENT 1 .Dt SSH-AGENT 1
.Os .Os
.Sh NAME .Sh NAME
@ -72,7 +72,7 @@ Bind the agent to the
socket socket
.Ar bind_address . .Ar bind_address .
The default is The default is
.Pa /tmp/ssh-XXXXXXXXXX/agent.\*(Ltppid\*(Gt . .Pa $TMPDIR/ssh-XXXXXXXXXX/agent.\*(Ltppid\*(Gt .
.It Fl c .It Fl c
Generate C-shell commands on Generate C-shell commands on
.Dv stdout . .Dv stdout .
@ -192,7 +192,7 @@ Contains the protocol version 2 DSA authentication identity of the user.
Contains the protocol version 2 ECDSA authentication identity of the user. Contains the protocol version 2 ECDSA authentication identity of the user.
.It Pa ~/.ssh/id_rsa .It Pa ~/.ssh/id_rsa
Contains the protocol version 2 RSA authentication identity of the user. Contains the protocol version 2 RSA authentication identity of the user.
.It Pa /tmp/ssh-XXXXXXXXXX/agent.\*(Ltppid\*(Gt .It Pa $TMPDIR/ssh-XXXXXXXXXX/agent.\*(Ltppid\*(Gt
.Ux Ns -domain .Ux Ns -domain
sockets used to contain the connection to the authentication agent. sockets used to contain the connection to the authentication agent.
These sockets should only be readable by the owner. These sockets should only be readable by the owner.

4
ssh-agent.c
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@ -1,4 +1,4 @@
/* $OpenBSD: ssh-agent.c,v 1.170 2010/08/31 12:33:38 djm Exp $ */ /* $OpenBSD: ssh-agent.c,v 1.171 2010/11/21 01:01:13 djm 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
@ -1232,7 +1232,7 @@ main(int ac, char **av)
if (agentsocket == NULL) { if (agentsocket == NULL) {
/* Create private directory for agent socket */ /* Create private directory for agent socket */
strlcpy(socket_dir, "/tmp/ssh-XXXXXXXXXX", sizeof socket_dir); mktemp_proto(socket_dir, sizeof(socket_dir));
if (mkdtemp(socket_dir) == NULL) { if (mkdtemp(socket_dir) == NULL) {
perror("mkdtemp: private socket dir"); perror("mkdtemp: private socket dir");
exit(1); exit(1);