Commit 3e3b5145 authored by Damien Miller's avatar Damien Miller

- djm@cvs.openbsd.org 2003/11/04 08:54:09

     [auth1.c auth2.c auth2-pubkey.c auth.h auth-krb5.c auth-passwd.c]
     [auth-rhosts.c auth-rh-rsa.c auth-rsa.c monitor.c serverloop.c]
     [session.c]
     standardise arguments to auth methods - they should all take authctxt.
     check authctxt->valid rather then pw != NULL; ok markus@
parent 8f746ec9
......@@ -10,6 +10,12 @@
- jakob@cvs.openbsd.org 2003/11/03 09:37:32
[sshconnect.c]
do not free static type pointer in warn_changed_key()
- djm@cvs.openbsd.org 2003/11/04 08:54:09
[auth1.c auth2.c auth2-pubkey.c auth.h auth-krb5.c auth-passwd.c]
[auth-rhosts.c auth-rh-rsa.c auth-rsa.c monitor.c serverloop.c]
[session.c]
standardise arguments to auth methods - they should all take authctxt.
check authctxt->valid rather then pw != NULL; ok markus@
20031115
- (dtucker) [regress/agent-ptrace.sh] Test for GDB output from Solaris and
......@@ -1430,4 +1436,4 @@
- Fix sshd BindAddress and -b options for systems using fake-getaddrinfo.
Report from murple@murple.net, diagnosis from dtucker@zip.com.au
$Id: ChangeLog,v 1.3100 2003/11/17 10:11:15 djm Exp $
$Id: ChangeLog,v 1.3101 2003/11/17 10:13:40 djm Exp $
......@@ -28,7 +28,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: auth-krb5.c,v 1.13 2003/09/23 20:17:11 markus Exp $");
RCSID("$OpenBSD: auth-krb5.c,v 1.14 2003/11/04 08:54:09 djm Exp $");
#include "ssh.h"
#include "ssh1.h"
......@@ -72,7 +72,7 @@ auth_krb5_password(Authctxt *authctxt, const char *password)
krb5_error_code problem;
krb5_ccache ccache = NULL;
if (authctxt->pw == NULL)
if (!authctxt->valid)
return (0);
temporarily_use_uid(authctxt->pw);
......
......@@ -36,7 +36,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: auth-passwd.c,v 1.29 2003/08/26 09:58:43 markus Exp $");
RCSID("$OpenBSD: auth-passwd.c,v 1.30 2003/11/04 08:54:09 djm Exp $");
#include "packet.h"
#include "log.h"
......@@ -60,11 +60,8 @@ auth_password(Authctxt *authctxt, const char *password)
struct passwd * pw = authctxt->pw;
int ok = authctxt->valid;
/* deny if no user. */
if (pw == NULL)
return 0;
#ifndef HAVE_CYGWIN
if (pw && pw->pw_uid == 0 && options.permit_root_login != PERMIT_YES)
if (pw->pw_uid == 0 && options.permit_root_login != PERMIT_YES)
ok = 0;
#endif
if (*password == '\0' && options.permit_empty_passwd == 0)
......
......@@ -13,7 +13,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: auth-rh-rsa.c,v 1.36 2003/06/02 09:17:34 markus Exp $");
RCSID("$OpenBSD: auth-rh-rsa.c,v 1.37 2003/11/04 08:54:09 djm Exp $");
#include "packet.h"
#include "uidswap.h"
......@@ -52,14 +52,15 @@ auth_rhosts_rsa_key_allowed(struct passwd *pw, char *cuser, char *chost,
* its host key. Returns true if authentication succeeds.
*/
int
auth_rhosts_rsa(struct passwd *pw, char *cuser, Key *client_host_key)
auth_rhosts_rsa(Authctxt *authctxt, char *cuser, Key *client_host_key)
{
char *chost;
struct passwd *pw = authctxt->pw;
debug("Trying rhosts with RSA host authentication for client user %.100s",
cuser);
if (pw == NULL || client_host_key == NULL ||
if (!authctxt->valid || client_host_key == NULL ||
client_host_key->rsa == NULL)
return 0;
......
......@@ -14,7 +14,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: auth-rhosts.c,v 1.31 2003/06/02 09:17:34 markus Exp $");
RCSID("$OpenBSD: auth-rhosts.c,v 1.32 2003/11/04 08:54:09 djm Exp $");
#include "packet.h"
#include "uidswap.h"
......@@ -173,10 +173,6 @@ auth_rhosts2_raw(struct passwd *pw, const char *client_user, const char *hostnam
debug2("auth_rhosts2: clientuser %s hostname %s ipaddr %s",
client_user, hostname, ipaddr);
/* no user given */
if (pw == NULL)
return 0;
/* Switch to the user's uid. */
temporarily_use_uid(pw);
/*
......
......@@ -14,7 +14,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: auth-rsa.c,v 1.57 2003/04/08 20:21:28 itojun Exp $");
RCSID("$OpenBSD: auth-rsa.c,v 1.58 2003/11/04 08:54:09 djm Exp $");
#include <openssl/rsa.h>
#include <openssl/md5.h>
......@@ -284,13 +284,14 @@ auth_rsa_key_allowed(struct passwd *pw, BIGNUM *client_n, Key **rkey)
* successful. This may exit if there is a serious protocol violation.
*/
int
auth_rsa(struct passwd *pw, BIGNUM *client_n)
auth_rsa(Authctxt *authctxt, BIGNUM *client_n)
{
Key *key;
char *fp;
struct passwd *pw = authctxt->pw;
/* no user given */
if (pw == NULL)
if (!authctxt->valid)
return 0;
if (!PRIVSEP(auth_rsa_key_allowed(pw, client_n, &key))) {
......
/* $OpenBSD: auth.h,v 1.47 2003/09/23 20:17:11 markus Exp $ */
/* $OpenBSD: auth.h,v 1.48 2003/11/04 08:54:09 djm Exp $ */
/*
* Copyright (c) 2000 Markus Friedl. All rights reserved.
......@@ -102,9 +102,9 @@ int auth_rhosts(struct passwd *, const char *);
int
auth_rhosts2(struct passwd *, const char *, const char *, const char *);
int auth_rhosts_rsa(struct passwd *, char *, Key *);
int auth_rhosts_rsa(Authctxt *, char *, Key *);
int auth_password(Authctxt *, const char *);
int auth_rsa(struct passwd *, BIGNUM *);
int auth_rsa(Authctxt *, BIGNUM *);
int auth_rsa_challenge_dialog(Key *);
BIGNUM *auth_rsa_generate_challenge(Key *);
int auth_rsa_verify_response(Key *, BIGNUM *, u_char[]);
......
......@@ -10,7 +10,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: auth1.c,v 1.53 2003/09/23 20:17:11 markus Exp $");
RCSID("$OpenBSD: auth1.c,v 1.54 2003/11/04 08:54:09 djm Exp $");
#include "xmalloc.h"
#include "rsa.h"
......@@ -139,7 +139,7 @@ do_authloop(Authctxt *authctxt)
BN_num_bits(client_host_key->rsa->n), bits);
packet_check_eom();
authenticated = auth_rhosts_rsa(pw, client_user,
authenticated = auth_rhosts_rsa(authctxt, client_user,
client_host_key);
key_free(client_host_key);
......@@ -156,7 +156,7 @@ do_authloop(Authctxt *authctxt)
fatal("do_authloop: BN_new failed");
packet_get_bignum(n);
packet_check_eom();
authenticated = auth_rsa(pw, n);
authenticated = auth_rsa(authctxt, n);
BN_clear_free(n);
break;
......
......@@ -23,7 +23,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: auth2-pubkey.c,v 1.4 2003/06/24 08:23:46 markus Exp $");
RCSID("$OpenBSD: auth2-pubkey.c,v 1.5 2003/11/04 08:54:09 djm Exp $");
#include "ssh2.h"
#include "xmalloc.h"
......@@ -175,9 +175,6 @@ user_key_allowed2(struct passwd *pw, Key *key, char *file)
Key *found;
char *fp;
if (pw == NULL)
return 0;
/* Temporarily use the user's uid. */
temporarily_use_uid(pw);
......
......@@ -23,7 +23,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: auth2.c,v 1.103 2003/09/23 20:17:11 markus Exp $");
RCSID("$OpenBSD: auth2.c,v 1.104 2003/11/04 08:54:09 djm Exp $");
#include "ssh2.h"
#include "xmalloc.h"
......@@ -77,7 +77,6 @@ static void input_userauth_request(int, u_int32_t, void *);
static Authmethod *authmethod_lookup(const char *);
static char *authmethods_get(void);
int user_key_allowed(struct passwd *, Key *);
int hostbased_key_allowed(struct passwd *, const char *, char *, Key *);
/*
* loop until authctxt->success == TRUE
......
......@@ -25,7 +25,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: monitor.c,v 1.50 2003/09/23 20:17:11 markus Exp $");
RCSID("$OpenBSD: monitor.c,v 1.51 2003/11/04 08:54:09 djm Exp $");
#include <openssl/dh.h>
......@@ -946,7 +946,7 @@ mm_answer_keyallowed(int socket, Buffer *m)
debug3("%s: key_from_blob: %p", __func__, key);
if (key != NULL && authctxt->pw != NULL) {
if (key != NULL && authctxt->valid) {
switch(type) {
case MM_USERKEY:
allowed = options.pubkey_authentication &&
......
......@@ -35,7 +35,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: serverloop.c,v 1.111 2003/09/23 20:17:11 markus Exp $");
RCSID("$OpenBSD: serverloop.c,v 1.112 2003/11/04 08:54:09 djm Exp $");
#include "xmalloc.h"
#include "packet.h"
......@@ -973,8 +973,8 @@ server_input_global_request(int type, u_int32_t seq, void *ctxt)
u_short listen_port;
pw = the_authctxt->pw;
if (pw == NULL)
fatal("server_input_global_request: no user");
if (pw == NULL || !the_authctxt->pw)
fatal("server_input_global_request: no/invalid user");
listen_address = packet_get_string(NULL);
listen_port = (u_short)packet_get_int();
debug("server_input_global_request: tcpip-forward listen %s port %d",
......
......@@ -33,7 +33,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: session.c,v 1.166 2003/10/14 19:54:39 markus Exp $");
RCSID("$OpenBSD: session.c,v 1.167 2003/11/04 08:54:09 djm Exp $");
#include "ssh.h"
#include "ssh1.h"
......@@ -1532,7 +1532,7 @@ session_open(Authctxt *authctxt, int chanid)
}
s->authctxt = authctxt;
s->pw = authctxt->pw;
if (s->pw == NULL)
if (s->pw == NULL || !authctxt->valid)
fatal("no user for session %d", s->self);
debug("session_open: session %d: link with channel %d", s->self, chanid);
s->chanid = chanid;
......
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