Move gpo_fetch to top-level.

Signed-off-by: Günther Deschner <gd@samba.org>

2 files changed, 190 insertions, 1 deletions

diff --git a/libgpo/config.mk b/libgpo/config.mk
index 10cd2382858..20901bf28cb 100644
--- a/libgpo/config.mk
+++ b/libgpo/config.mk
@@ -1,4 +1,4 @@
 [SUBSYSTEM::LIBGPO]
 
 LIBGPO_OBJ_FILES = ../libgpo/gpo_util.o ../libgpo/gpo_sec.o \
-				   ../libgpo/gpext/gpext.o
+				   ../libgpo/gpext/gpext.o ../libgpo/gpo_fetch.o
diff --git a/libgpo/gpo_fetch.c b/libgpo/gpo_fetch.c
new file mode 100644
index 00000000000..03759262cd6
--- /dev/null
+++ b/libgpo/gpo_fetch.c
@@ -0,0 +1,189 @@
+/*
+ *  Unix SMB/CIFS implementation.
+ *  Group Policy Object Support
+ *  Copyright (C) Guenther Deschner 2005-2006
+ *
+ *  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"
+#include "system/filesys.h"
+#include "../libgpo/gpo.h"
+
+/****************************************************************
+ explode the GPO CIFS URI into their components
+****************************************************************/
+
+NTSTATUS gpo_explode_filesyspath(TALLOC_CTX *mem_ctx,
+				 const char *file_sys_path,
+				 char **server,
+				 char **service,
+				 char **nt_path,
+				 char **unix_path)
+{
+	char *path = NULL;
+
+	*server = NULL;
+	*service = NULL;
+	*nt_path = NULL;
+	*unix_path = NULL;
+
+	if (!file_sys_path) {
+		return NT_STATUS_OK;
+	}
+
+	if (!next_token_talloc(mem_ctx, &file_sys_path, server, "\\")) {
+		return NT_STATUS_INVALID_PARAMETER;
+	}
+	NT_STATUS_HAVE_NO_MEMORY(*server);
+
+	if (!next_token_talloc(mem_ctx, &file_sys_path, service, "\\")) {
+		return NT_STATUS_INVALID_PARAMETER;
+	}
+	NT_STATUS_HAVE_NO_MEMORY(*service);
+
+	if ((*nt_path = talloc_asprintf(mem_ctx, "\\%s", file_sys_path))
+		== NULL) {
+		return NT_STATUS_NO_MEMORY;
+	}
+	NT_STATUS_HAVE_NO_MEMORY(*nt_path);
+
+	if ((path = talloc_asprintf(mem_ctx,
+					"%s/%s",
+					cache_path(GPO_CACHE_DIR),
+					file_sys_path)) == NULL) {
+		return NT_STATUS_NO_MEMORY;
+	}
+	path = talloc_string_sub(mem_ctx, path, "\\", "/");
+	if (!path) {
+		return NT_STATUS_NO_MEMORY;
+	}
+
+	*unix_path = talloc_strdup(mem_ctx, path);
+	NT_STATUS_HAVE_NO_MEMORY(*unix_path);
+
+	talloc_free(path);
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+ prepare the local disc storage for "unix_path"
+****************************************************************/
+
+static NTSTATUS gpo_prepare_local_store(TALLOC_CTX *mem_ctx,
+					const char *unix_path)
+{
+	const char *top_dir = cache_path(GPO_CACHE_DIR);
+	char *current_dir;
+	char *tok;
+
+	current_dir = talloc_strdup(mem_ctx, top_dir);
+	NT_STATUS_HAVE_NO_MEMORY(current_dir);
+
+	if ((mkdir(top_dir, 0644)) < 0 && errno != EEXIST) {
+		return NT_STATUS_ACCESS_DENIED;
+	}
+
+	while (next_token_talloc(mem_ctx, &unix_path, &tok, "/")) {
+		if (strequal(tok, GPO_CACHE_DIR)) {
+			break;
+		}
+	}
+
+	while (next_token_talloc(mem_ctx, &unix_path, &tok, "/")) {
+		current_dir = talloc_asprintf_append_buffer(current_dir, "/%s", tok);
+		NT_STATUS_HAVE_NO_MEMORY(current_dir);
+
+		if ((mkdir(current_dir, 0644)) < 0 && errno != EEXIST) {
+			return NT_STATUS_ACCESS_DENIED;
+		}
+	}
+
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+ download a full GPO via CIFS
+****************************************************************/
+
+NTSTATUS gpo_fetch_files(TALLOC_CTX *mem_ctx,
+			 struct cli_state *cli,
+			 struct GROUP_POLICY_OBJECT *gpo)
+{
+	NTSTATUS result;
+	char *server, *service, *nt_path, *unix_path;
+	char *nt_ini_path, *unix_ini_path;
+
+	result = gpo_explode_filesyspath(mem_ctx, gpo->file_sys_path,
+					 &server, &service, &nt_path,
+					 &unix_path);
+	NT_STATUS_NOT_OK_RETURN(result);
+
+	result = gpo_prepare_local_store(mem_ctx, unix_path);
+	NT_STATUS_NOT_OK_RETURN(result);
+
+	unix_ini_path = talloc_asprintf(mem_ctx, "%s/%s", unix_path, GPT_INI);
+	nt_ini_path = talloc_asprintf(mem_ctx, "%s\\%s", nt_path, GPT_INI);
+	NT_STATUS_HAVE_NO_MEMORY(unix_ini_path);
+	NT_STATUS_HAVE_NO_MEMORY(nt_ini_path);
+
+	result = gpo_copy_file(mem_ctx, cli, nt_ini_path, unix_ini_path);
+	NT_STATUS_NOT_OK_RETURN(result);
+
+	result = gpo_sync_directories(mem_ctx, cli, nt_path, unix_path);
+	NT_STATUS_NOT_OK_RETURN(result);
+
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+ get the locally stored gpt.ini version number
+****************************************************************/
+
+NTSTATUS gpo_get_sysvol_gpt_version(TALLOC_CTX *mem_ctx,
+				    const char *unix_path,
+				    uint32_t *sysvol_version,
+				    char **display_name)
+{
+	NTSTATUS status;
+	uint32_t version = 0;
+	char *local_path = NULL;
+	char *name = NULL;
+
+	if (!unix_path) {
+		return NT_STATUS_OK;
+	}
+
+	local_path = talloc_asprintf(mem_ctx, "%s/%s", unix_path, GPT_INI);
+	NT_STATUS_HAVE_NO_MEMORY(local_path);
+
+	status = parse_gpt_ini(mem_ctx, local_path, &version, &name);
+	if (!NT_STATUS_IS_OK(status)) {
+		DEBUG(10,("gpo_get_sysvol_gpt_version: "
+			"failed to parse ini [%s]: %s\n",
+			local_path, nt_errstr(status)));
+		return status;
+	}
+
+	if (sysvol_version) {
+		*sysvol_version = version;
+	}
+
+	if (name && *display_name) {
+		*display_name = talloc_strdup(mem_ctx, name);
+		NT_STATUS_HAVE_NO_MEMORY(*display_name);
+	}
+
+	return NT_STATUS_OK;
+}