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authorDan Sledz <dan.sledz@isilon.com>2009-02-13 12:24:22 -0800
committerSteven Danneman <steven.danneman@isilon.com>2009-02-20 19:39:07 -0800
commitc383022f89a34b83039502cc58178498cc06370e (patch)
tree64202b4165734099e1cf848d181deb19027cf4bc /source3
parente311dcff2272968959b4268c2e7aad351443b191 (diff)
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Introduce a new authentication backend auth_onefs_wb
This new backend is custom tailored to onefs' unique requirements: 1) No fallback logic 2) Does not validate the domain of the user 3) Handles unencrypted passwords
Diffstat (limited to 'source3')
-rw-r--r--source3/Makefile.in5
-rw-r--r--source3/auth/auth_onefs_wb.c134
-rw-r--r--source3/configure.in2
3 files changed, 141 insertions, 0 deletions
diff --git a/source3/Makefile.in b/source3/Makefile.in
index 98ed810f24..a0bd4ab303 100644
--- a/source3/Makefile.in
+++ b/source3/Makefile.in
@@ -685,6 +685,7 @@ AUTH_SAM_OBJ = auth/auth_sam.o
AUTH_SERVER_OBJ = auth/auth_server.o
AUTH_UNIX_OBJ = auth/auth_unix.o
AUTH_WINBIND_OBJ = auth/auth_winbind.o
+AUTH_ONEFS_WB_OBJ = auth/auth_onefs_wb.o
AUTH_SCRIPT_OBJ = auth/auth_script.o
AUTH_NETLOGOND_OBJ = auth/auth_netlogond.o
@@ -2343,6 +2344,10 @@ bin/winbind.@SHLIBEXT@: $(BINARY_PREREQS) $(AUTH_WINBIND_OBJ)
@echo "Building plugin $@"
@$(SHLD_MODULE) $(AUTH_WINBIND_OBJ)
+bin/onefs_wb.@SHLIBEXT@: $(BINARY_PREREQS) $(AUTH_ONEFS_WB_OBJ)
+ @echo "Building plugin $@"
+ @$(SHLD_MODULE) $(AUTH_ONEFS_WB_OBJ)
+
bin/unix.@SHLIBEXT@: $(BINARY_PREREQS) $(AUTH_UNIX_OBJ)
@echo "Building plugin $@"
@$(SHLD_MODULE) $(AUTH_UNIX_OBJ)
diff --git a/source3/auth/auth_onefs_wb.c b/source3/auth/auth_onefs_wb.c
new file mode 100644
index 0000000000..49de6966b0
--- /dev/null
+++ b/source3/auth/auth_onefs_wb.c
@@ -0,0 +1,134 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ Winbind authentication mechnism, customized for onefs
+
+ Copyright (C) Tim Potter 2000
+ Copyright (C) Andrew Bartlett 2001 - 2002
+ Copyright (C) Dan Sledz 2009
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_AUTH
+
+/* Authenticate a user with a challenge/response */
+
+static NTSTATUS check_onefs_wb_security(const struct auth_context *auth_context,
+ void *my_private_data,
+ TALLOC_CTX *mem_ctx,
+ const auth_usersupplied_info *user_info,
+ auth_serversupplied_info **server_info)
+{
+ NTSTATUS nt_status;
+ wbcErr wbc_status;
+ struct wbcAuthUserParams params;
+ struct wbcAuthUserInfo *info = NULL;
+ struct wbcAuthErrorInfo *err = NULL;
+
+ if (!user_info || !auth_context || !server_info) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ /* Send off request */
+
+ params.account_name = user_info->smb_name;
+ params.domain_name = user_info->domain;
+ params.workstation_name = user_info->wksta_name;
+
+ params.flags = 0;
+ params.parameter_control= user_info->logon_parameters;
+
+ /* Handle plaintext */
+ if (!user_info->encrypted) {
+ DEBUG(3,("Checking plaintext password for %s.\n",
+ user_info->internal_username));
+ params.level = WBC_AUTH_USER_LEVEL_PLAIN;
+
+ params.password.plaintext = user_info->plaintext_password.data;
+ } else {
+ DEBUG(3,("Checking encrypted password for %s.\n",
+ user_info->internal_username));
+ params.level = WBC_AUTH_USER_LEVEL_RESPONSE;
+
+ memcpy(params.password.response.challenge,
+ auth_context->challenge.data,
+ sizeof(params.password.response.challenge));
+
+ params.password.response.nt_length = user_info->nt_resp.length;
+ params.password.response.nt_data = user_info->nt_resp.data;
+ params.password.response.lm_length = user_info->lm_resp.length;
+ params.password.response.lm_data = user_info->lm_resp.data;
+
+ }
+
+ /* we are contacting the privileged pipe */
+ become_root();
+ wbc_status = wbcAuthenticateUserEx(&params, &info, &err);
+ unbecome_root();
+
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ DEBUG(10,("wbcAuthenticateUserEx failed (%d): %s\n",
+ wbc_status, wbcErrorString(wbc_status)));
+ }
+
+ if (wbc_status == WBC_ERR_NO_MEMORY) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if (wbc_status == WBC_ERR_AUTH_ERROR) {
+ nt_status = NT_STATUS(err->nt_status);
+ wbcFreeMemory(err);
+ return nt_status;
+ }
+
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ return NT_STATUS_LOGON_FAILURE;
+ }
+
+ DEBUG(10,("wbcAuthenticateUserEx succeeded\n"));
+
+ nt_status = make_server_info_wbcAuthUserInfo(mem_ctx,
+ user_info->smb_name,
+ user_info->domain,
+ info, server_info);
+ wbcFreeMemory(info);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+
+ (*server_info)->nss_token |= user_info->was_mapped;
+
+ return nt_status;
+}
+
+/* module initialisation */
+static NTSTATUS auth_init_onefs_wb(struct auth_context *auth_context, const char *param, auth_methods **auth_method)
+{
+ if (!make_auth_methods(auth_context, auth_method)) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ (*auth_method)->name = "onefs_wb";
+ (*auth_method)->auth = check_onefs_wb_security;
+
+ return NT_STATUS_OK;
+}
+
+NTSTATUS auth_onefs_wb_init(void)
+{
+ return smb_register_auth(AUTH_INTERFACE_VERSION, "onefs_wb", auth_init_onefs_wb);
+}
diff --git a/source3/configure.in b/source3/configure.in
index 9320fb64e4..41140aed34 100644
--- a/source3/configure.in
+++ b/source3/configure.in
@@ -1104,6 +1104,7 @@ echo $samba_cv_HAVE_ONEFS
if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
+ default_static_modules="$default_static_modules auth_onefs_wb"
ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
# Need to also add general libs for oplocks support
save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
@@ -6187,6 +6188,7 @@ SMB_SUBSYSTEM(CHARSET,lib/iconv.o)
SMB_MODULE(auth_sam, \$(AUTH_SAM_OBJ), "bin/sam.$SHLIBEXT", AUTH)
SMB_MODULE(auth_unix, \$(AUTH_UNIX_OBJ), "bin/unix.$SHLIBEXT", AUTH)
SMB_MODULE(auth_winbind, \$(AUTH_WINBIND_OBJ), "bin/winbind.$SHLIBEXT", AUTH)
+SMB_MODULE(auth_onefs_wb, \$(AUTH_ONEFS_WB_OBJ), "bin/onefs_wb.$SHLIBEXT", AUTH)
SMB_MODULE(auth_server, \$(AUTH_SERVER_OBJ), "bin/smbserver.$SHLIBEXT", AUTH)
SMB_MODULE(auth_domain, \$(AUTH_DOMAIN_OBJ), "bin/domain.$SHLIBEXT", AUTH)
SMB_MODULE(auth_builtin, \$(AUTH_BUILTIN_OBJ), "bin/builtin.$SHLIBEXT", AUTH)