upstream commit
expand %i in ControlPath to UID; bz#2449
patch from Christian Hesse w/ feedback from dtucker@
Upstream-ID: 2ba8d303e555a84e2f2165ab4b324b41e80ab925
diff --git a/ssh.c b/ssh.c
index bf8c9c6..55a496c 100644
--- a/ssh.c
+++ b/ssh.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh.c,v 1.422 2015/09/04 08:21:47 dtucker Exp $ */
+/* $OpenBSD: ssh.c,v 1.423 2015/09/11 03:47:28 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -506,7 +506,7 @@
int i, r, opt, exit_status, use_syslog, config_test = 0;
char *p, *cp, *line, *argv0, buf[PATH_MAX], *host_arg, *logfile;
char thishost[NI_MAXHOST], shorthost[NI_MAXHOST], portstr[NI_MAXSERV];
- char cname[NI_MAXHOST];
+ char cname[NI_MAXHOST], uidstr[32], *conn_hash_hex;
struct stat st;
struct passwd *pw;
int timeout_ms;
@@ -516,7 +516,6 @@
struct addrinfo *addrs = NULL;
struct ssh_digest_ctx *md;
u_char conn_hash[SSH_DIGEST_MAX_LENGTH];
- char *conn_hash_hex;
/* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
sanitise_stdfd();
@@ -1123,6 +1122,7 @@
strlcpy(shorthost, thishost, sizeof(shorthost));
shorthost[strcspn(thishost, ".")] = '\0';
snprintf(portstr, sizeof(portstr), "%d", options.port);
+ snprintf(uidstr, sizeof(uidstr), "%d", pw->pw_uid);
if ((md = ssh_digest_start(SSH_DIGEST_SHA1)) == NULL ||
ssh_digest_update(md, thishost, strlen(thishost)) < 0 ||
@@ -1165,6 +1165,7 @@
"p", portstr,
"r", options.user,
"u", pw->pw_name,
+ "i", uidstr,
(char *)NULL);
free(cp);
}
diff --git a/ssh_config.5 b/ssh_config.5
index 9c6c2bd..a4c8521 100644
--- a/ssh_config.5
+++ b/ssh_config.5
@@ -33,8 +33,8 @@
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
-.\" $OpenBSD: ssh_config.5,v 1.217 2015/09/04 06:40:45 jmc Exp $
-.Dd $Mdocdate: September 4 2015 $
+.\" $OpenBSD: ssh_config.5,v 1.218 2015/09/11 03:47:28 djm Exp $
+.Dd $Mdocdate: September 11 2015 $
.Dt SSH_CONFIG 5
.Os
.Sh NAME
@@ -538,7 +538,9 @@
.Ql %r
by the remote login username,
.Ql %u
-by the username of the user running
+by the username and
+.Ql %i
+by the numeric user id (uid) of the user running
.Xr ssh 1 , and
.Ql \&%C
by a hash of the concatenation: %l%h%p%r.