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- markus@cvs.openbsd.org 2003/08/22 13:20:03 

[sshconnect2.c]
     remove support for "kerberos-2@ssh.com"
This commit is contained in:
Darren Tucker 2003-08-26 12:04:31 +10:00
parent 49aaf4ad52
commit be1a901f99
2 changed files with 5 additions and 107 deletions
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5
ChangeLog
View File

@ -10,6 +10,9 @@
ssh_config.5 sshconnect2.c sshd_config sshd_config.5]
support GSS API user authentication; patches from Simon Wilkinson,
stripped down and tested by Jakob and myself.
- markus@cvs.openbsd.org 2003/08/22 13:20:03
[sshconnect2.c]
remove support for "kerberos-2@ssh.com"
- (dtucker) [Makefile.in acconfig.h auth-krb5.c auth-pam.c auth-pam.h
configure.ac defines.h gss-serv-krb5.c session.c ssh-gss.h sshconnect1.c
sshconnect2.c] Add Portable GSSAPI support, patch by Simon Wilkinson.
@ -885,4 +888,4 @@
- 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 1.2908 2003/08/26 01:58:16 dtucker Exp $
$Id: ChangeLog,v 1.2909 2003/08/26 02:04:31 dtucker Exp $

107
sshconnect2.c
View File

@ -23,11 +23,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: sshconnect2.c,v 1.121 2003/08/22 10:56:09 markus Exp $");
#ifdef KRB5
#include <krb5.h>
#endif
RCSID("$OpenBSD: sshconnect2.c,v 1.122 2003/08/22 13:20:03 markus Exp $");
#include "openbsd-compat/sys-queue.h"
@ -235,12 +231,6 @@ Authmethod authmethods[] = {
userauth_hostbased,
&options.hostbased_authentication,
NULL},
#if KRB5
{"kerberos-2@ssh.com",
userauth_kerberos,
&options.kerberos_authentication,
NULL},
#endif
{"publickey",
userauth_pubkey,
&options.pubkey_authentication,
@ -1370,101 +1360,6 @@ userauth_hostbased(Authctxt *authctxt)
return 1;
}
#if KRB5
static int
ssh_krb5_helper(krb5_data *ap, krb5_context *context)
{
krb5_context xcontext = NULL; /* XXX share with ssh1 */
krb5_auth_context xauth_context = NULL;
krb5_auth_context *auth_context;
krb5_error_code problem;
const char *tkfile;
struct stat buf;
krb5_ccache ccache = NULL;
const char *remotehost;
int ret;
memset(ap, 0, sizeof(*ap));
context = &xcontext;
auth_context = &xauth_context;
problem = krb5_init_context(context);
if (problem) {
debug("Kerberos v5: krb5_init_context failed");
ret = 0;
goto out;
}
tkfile = krb5_cc_default_name(*context);
if (strncmp(tkfile, "FILE:", 5) == 0)
tkfile += 5;
if (stat(tkfile, &buf) == 0 && getuid() != buf.st_uid) {
debug("Kerberos v5: could not get default ccache (permission denied).");
ret = 0;
goto out;
}
problem = krb5_cc_default(*context, &ccache);
if (problem) {
debug("Kerberos v5: krb5_cc_default failed: %s",
krb5_get_err_text(*context, problem));
ret = 0;
goto out;
}
remotehost = get_canonical_hostname(1);
problem = krb5_mk_req(*context, auth_context, AP_OPTS_MUTUAL_REQUIRED,
"host", remotehost, NULL, ccache, ap);
if (problem) {
debug("Kerberos v5: krb5_mk_req failed: %s",
krb5_get_err_text(*context, problem));
ret = 0;
goto out;
}
ret = 1;
out:
if (ccache != NULL)
krb5_cc_close(*context, ccache);
if (*auth_context)
krb5_auth_con_free(*context, *auth_context);
return (ret);
}
int
userauth_kerberos(Authctxt *authctxt)
{
krb5_data ap;
krb5_context *context;
int ret = 0;
if (ssh_krb5_helper(&ap, context) == 0)
goto out;
packet_start(SSH2_MSG_USERAUTH_REQUEST);
packet_put_cstring(authctxt->server_user);
packet_put_cstring(authctxt->service);
packet_put_cstring(authctxt->method->name);
packet_put_string(ap.data, ap.length);
packet_send();
#ifdef HEIMDAL
krb5_data_free(&ap);
#else
krb5_free_data_contents(*context, &ap);
#endif
ret = 1;
out:
if (*context)
krb5_free_context(*context);
return ret;
}
#endif
/* find auth method */
/*