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openssh-portable
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- djm@cvs.openbsd.org 2004/06/20 17:36:59 

[ssh.c]
     filter passed env vars at slave in connection sharing case; ok markus@
This commit is contained in:
Darren Tucker 2004-06-22 12:29:23 +10:00
parent f7ba8f67b7
commit 365433f883
2 changed files with 43 additions and 9 deletions
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8
ChangeLog
View File

@ -1,3 +1,9 @@
20040622
- (dtucker) OpenBSD CVS Sync
- djm@cvs.openbsd.org 2004/06/20 17:36:59
[ssh.c]
filter passed env vars at slave in connection sharing case; ok markus@
20040620
- (tim) [configure.ac Makefile.in] Only change TEST_SHELL on broken platforms.
@ -1319,4 +1325,4 @@
- (djm) Trim deprecated options from INSTALL. Mention UsePAM
- (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
$Id: ChangeLog,v 1.3417 2004/06/20 17:37:32 tim Exp $
$Id: ChangeLog,v 1.3418 2004/06/22 02:29:23 dtucker Exp $

44
ssh.c
View File

@ -40,7 +40,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: ssh.c,v 1.219 2004/06/18 10:55:43 markus Exp $");
RCSID("$OpenBSD: ssh.c,v 1.220 2004/06/20 17:36:59 djm Exp $");
#include <openssl/evp.h>
#include <openssl/err.h>
@ -1227,11 +1227,30 @@ control_client_sigrelay(int signo)
kill(control_server_pid, signo);
}
static int
env_permitted(char *env)
{
int i;
char name[1024], *cp;
strlcpy(name, env, sizeof(name));
if ((cp = strchr(name, '=')) == NULL)
return (0);
*cp = '\0';
for (i = 0; i < options.num_send_env; i++)
if (match_pattern(name, options.send_env[i]))
return (1);
return (0);
}
static void
control_client(const char *path)
{
struct sockaddr_un addr;
int i, r, sock, exitval, addr_len;
int i, r, sock, exitval, num_env, addr_len;
Buffer m;
char *cp;
extern char **environ;
@ -1274,12 +1293,21 @@ control_client(const char *path)
buffer_append(&command, "\0", 1);
buffer_put_cstring(&m, buffer_ptr(&command));
/* Pass environment */
for (i = 0; environ != NULL && environ[i] != NULL; i++)
;
buffer_put_int(&m, i);
for (i = 0; environ != NULL && environ[i] != NULL; i++)
buffer_put_cstring(&m, environ[i]);
if (options.num_send_env == 0 || environ == NULL) {
buffer_put_int(&m, 0);
} else {
/* Pass environment */
num_env = 0;
for (i = 0; environ[i] != NULL; i++)
if (env_permitted(environ[i]))
num_env++; /* Count */
buffer_put_int(&m, num_env);
for (i = 0; environ[i] != NULL && num_env >= 0; i++, num_env--)
if (env_permitted(environ[i]))
buffer_put_cstring(&m, environ[i]);
}
if (ssh_msg_send(sock, /* version */0, &m) == -1)
fatal("%s: msg_send", __func__);