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43c104a8e2
There's no point recompiling all of source3 if netlogon_creds_cli.h is changed Signed-off-by: Volker Lendecke <vl@samba.org> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
387 lines
9.7 KiB
C
387 lines
9.7 KiB
C
/*
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* Unix SMB/CIFS implementation.
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* NetApi Support
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* Copyright (C) Guenther Deschner 2007-2008
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "../libcli/auth/netlogon_creds_cli.h"
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#include "lib/netapi/netapi.h"
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#include "lib/netapi/netapi_private.h"
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#include "secrets.h"
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#include "krb5_env.h"
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struct libnetapi_ctx *stat_ctx = NULL;
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static bool libnetapi_initialized = false;
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/****************************************************************
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****************************************************************/
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static NET_API_STATUS libnetapi_init_private_context(struct libnetapi_ctx *ctx)
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{
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struct libnetapi_private_ctx *priv;
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if (!ctx) {
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return W_ERROR_V(WERR_INVALID_PARAMETER);
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}
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priv = talloc_zero(ctx, struct libnetapi_private_ctx);
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if (!priv) {
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return W_ERROR_V(WERR_NOT_ENOUGH_MEMORY);
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}
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ctx->private_data = priv;
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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Create a libnetapi context, for use in non-Samba applications. This
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loads the smb.conf file and sets the debug level to 0, so that
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applications are not flooded with debug logs at level 10, when they
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were not expecting it.
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****************************************************************/
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NET_API_STATUS libnetapi_init(struct libnetapi_ctx **context)
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{
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NET_API_STATUS ret;
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TALLOC_CTX *frame;
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if (stat_ctx && libnetapi_initialized) {
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*context = stat_ctx;
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return NET_API_STATUS_SUCCESS;
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}
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#if 0
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talloc_enable_leak_report();
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#endif
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frame = talloc_stackframe();
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/* When libnetapi is invoked from an application, it does not
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* want to be swamped with level 10 debug messages, even if
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* this has been set for the server in smb.conf */
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lp_set_cmdline("log level", "0");
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setup_logging("libnetapi", DEBUG_STDERR);
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if (!lp_load_global(get_dyn_CONFIGFILE())) {
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TALLOC_FREE(frame);
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fprintf(stderr, "error loading %s\n", get_dyn_CONFIGFILE() );
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return W_ERROR_V(WERR_GEN_FAILURE);
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}
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init_names();
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load_interfaces();
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reopen_logs();
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BlockSignals(True, SIGPIPE);
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ret = libnetapi_net_init(context);
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TALLOC_FREE(frame);
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return ret;
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}
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/****************************************************************
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Create a libnetapi context, for use inside the 'net' binary.
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As we know net has already loaded the smb.conf file, and set the debug
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level etc, this avoids doing so again (which causes trouble with -d on
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the command line).
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****************************************************************/
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NET_API_STATUS libnetapi_net_init(struct libnetapi_ctx **context)
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{
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NET_API_STATUS status;
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struct libnetapi_ctx *ctx = NULL;
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TALLOC_CTX *frame = talloc_stackframe();
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ctx = talloc_zero(frame, struct libnetapi_ctx);
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if (!ctx) {
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TALLOC_FREE(frame);
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return W_ERROR_V(WERR_NOT_ENOUGH_MEMORY);
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}
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BlockSignals(True, SIGPIPE);
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if (getenv("USER")) {
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ctx->username = talloc_strdup(ctx, getenv("USER"));
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} else {
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ctx->username = talloc_strdup(ctx, "");
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}
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if (!ctx->username) {
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TALLOC_FREE(frame);
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fprintf(stderr, "libnetapi_init: out of memory\n");
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return W_ERROR_V(WERR_NOT_ENOUGH_MEMORY);
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}
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status = libnetapi_init_private_context(ctx);
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if (status != 0) {
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TALLOC_FREE(frame);
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return status;
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}
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libnetapi_initialized = true;
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talloc_steal(NULL, ctx);
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*context = stat_ctx = ctx;
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TALLOC_FREE(frame);
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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Return the static libnetapi context
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****************************************************************/
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NET_API_STATUS libnetapi_getctx(struct libnetapi_ctx **ctx)
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{
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if (stat_ctx) {
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*ctx = stat_ctx;
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return NET_API_STATUS_SUCCESS;
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}
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return libnetapi_init(ctx);
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}
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/****************************************************************
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Free the static libnetapi context
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****************************************************************/
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NET_API_STATUS libnetapi_free(struct libnetapi_ctx *ctx)
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{
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TALLOC_CTX *frame;
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if (!ctx) {
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return NET_API_STATUS_SUCCESS;
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}
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frame = talloc_stackframe();
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libnetapi_samr_free(ctx);
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libnetapi_shutdown_cm(ctx);
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if (ctx->krb5_cc_env) {
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char *env = getenv(KRB5_ENV_CCNAME);
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if (env && (strequal(ctx->krb5_cc_env, env))) {
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unsetenv(KRB5_ENV_CCNAME);
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}
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}
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gfree_names();
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gfree_loadparm();
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gfree_charcnv();
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gfree_interfaces();
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secrets_shutdown();
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netlogon_creds_cli_close_global_db();
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if (ctx == stat_ctx) {
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stat_ctx = NULL;
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}
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TALLOC_FREE(ctx);
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gfree_debugsyms();
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talloc_free(frame);
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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Override the current log level for libnetapi
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****************************************************************/
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NET_API_STATUS libnetapi_set_debuglevel(struct libnetapi_ctx *ctx,
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const char *debuglevel)
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{
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TALLOC_CTX *frame = talloc_stackframe();
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ctx->debuglevel = talloc_strdup(ctx, debuglevel);
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if (!lp_set_cmdline("log level", debuglevel)) {
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TALLOC_FREE(frame);
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return W_ERROR_V(WERR_GEN_FAILURE);
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}
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TALLOC_FREE(frame);
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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****************************************************************/
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NET_API_STATUS libnetapi_get_debuglevel(struct libnetapi_ctx *ctx,
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char **debuglevel)
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{
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*debuglevel = ctx->debuglevel;
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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****************************************************************/
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NET_API_STATUS libnetapi_set_username(struct libnetapi_ctx *ctx,
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const char *username)
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{
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TALLOC_FREE(ctx->username);
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ctx->username = talloc_strdup(ctx, username ? username : "");
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if (!ctx->username) {
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return W_ERROR_V(WERR_NOT_ENOUGH_MEMORY);
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}
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return NET_API_STATUS_SUCCESS;
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}
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NET_API_STATUS libnetapi_set_password(struct libnetapi_ctx *ctx,
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const char *password)
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{
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TALLOC_FREE(ctx->password);
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ctx->password = talloc_strdup(ctx, password);
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if (!ctx->password) {
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return W_ERROR_V(WERR_NOT_ENOUGH_MEMORY);
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}
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return NET_API_STATUS_SUCCESS;
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}
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NET_API_STATUS libnetapi_set_workgroup(struct libnetapi_ctx *ctx,
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const char *workgroup)
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{
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TALLOC_FREE(ctx->workgroup);
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ctx->workgroup = talloc_strdup(ctx, workgroup);
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if (!ctx->workgroup) {
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return W_ERROR_V(WERR_NOT_ENOUGH_MEMORY);
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}
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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****************************************************************/
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NET_API_STATUS libnetapi_set_use_kerberos(struct libnetapi_ctx *ctx)
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{
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ctx->use_kerberos = true;
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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****************************************************************/
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NET_API_STATUS libnetapi_set_use_ccache(struct libnetapi_ctx *ctx)
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{
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ctx->use_ccache = true;
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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Return a libnetapi error as a string, caller must free with NetApiBufferFree
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****************************************************************/
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char *libnetapi_errstr(NET_API_STATUS status)
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{
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TALLOC_CTX *frame = talloc_stackframe();
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char *ret;
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if (status & 0xc0000000) {
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ret = talloc_strdup(NULL,
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get_friendly_nt_error_msg(NT_STATUS(status)));
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} else {
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ret = talloc_strdup(NULL,
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get_friendly_werror_msg(W_ERROR(status)));
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}
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TALLOC_FREE(frame);
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return ret;
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}
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/****************************************************************
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****************************************************************/
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NET_API_STATUS libnetapi_set_error_string(struct libnetapi_ctx *ctx,
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const char *format, ...)
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{
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va_list args;
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TALLOC_FREE(ctx->error_string);
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va_start(args, format);
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ctx->error_string = talloc_vasprintf(ctx, format, args);
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va_end(args);
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if (!ctx->error_string) {
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return W_ERROR_V(WERR_NOT_ENOUGH_MEMORY);
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}
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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Return a libnetapi_errstr(), caller must free with NetApiBufferFree
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****************************************************************/
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char *libnetapi_get_error_string(struct libnetapi_ctx *ctx,
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NET_API_STATUS status_in)
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{
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NET_API_STATUS status;
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struct libnetapi_ctx *tmp_ctx = ctx;
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if (!tmp_ctx) {
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status = libnetapi_getctx(&tmp_ctx);
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if (status != 0) {
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return NULL;
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}
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}
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if (tmp_ctx->error_string) {
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return talloc_strdup(NULL, tmp_ctx->error_string);
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}
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return libnetapi_errstr(status_in);
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}
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/****************************************************************
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****************************************************************/
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NET_API_STATUS NetApiBufferAllocate(uint32_t byte_count,
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void **buffer)
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{
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void *buf = NULL;
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if (!buffer) {
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return W_ERROR_V(WERR_INSUFFICIENT_BUFFER);
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}
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if (byte_count == 0) {
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goto done;
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}
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buf = talloc_size(NULL, byte_count);
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if (!buf) {
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return W_ERROR_V(WERR_NOT_ENOUGH_MEMORY);
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}
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done:
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*buffer = buf;
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return NET_API_STATUS_SUCCESS;
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}
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/****************************************************************
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****************************************************************/
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NET_API_STATUS NetApiBufferFree(void *buffer)
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{
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if (!buffer) {
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return W_ERROR_V(WERR_INSUFFICIENT_BUFFER);
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}
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talloc_free(buffer);
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return NET_API_STATUS_SUCCESS;
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}
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