util.c

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/* 
   Unix SMB/CIFS implementation.

   helper functions for SMB2 test suite

   Copyright (C) Andrew Tridgell 2005
   
   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 "libcli/smb2/smb2.h"
#include "libcli/smb2/smb2_calls.h"
#include "libcli/smb_composite/smb_composite.h"
#include "lib/cmdline/popt_common.h"
#include "lib/events/events.h"
#include "system/time.h"
#include "librpc/gen_ndr/ndr_security.h"
#include "param/param.h"
#include "libcli/resolve/resolve.h"

#include "torture/torture.h"
#include "torture/smb2/proto.h"


/*
  write to a file on SMB2
*/
NTSTATUS smb2_util_write(struct smb2_tree *tree,
			 struct smb2_handle handle, 
			 const void *buf, off_t offset, size_t size)
{
	struct smb2_write w;

	ZERO_STRUCT(w);
	w.in.file.handle = handle;
	w.in.offset      = offset;
	w.in.data        = data_blob_const(buf, size);

	return smb2_write(tree, &w);
}

/*
  create a complex file/dir using the SMB2 protocol
*/
static NTSTATUS smb2_create_complex(struct smb2_tree *tree, const char *fname, 
					 struct smb2_handle *handle, bool dir)
{
	TALLOC_CTX *tmp_ctx = talloc_new(tree);
	char buf[7] = "abc";
	struct smb2_create io;
	union smb_setfileinfo setfile;
	union smb_fileinfo fileinfo;
	time_t t = (time(NULL) & ~1);
	NTSTATUS status;

	smb2_util_unlink(tree, fname);
	ZERO_STRUCT(io);
	io.in.desired_access = SEC_FLAG_MAXIMUM_ALLOWED;
	io.in.file_attributes   = FILE_ATTRIBUTE_NORMAL;
	io.in.create_disposition = NTCREATEX_DISP_OVERWRITE_IF;
	io.in.share_access = 
		NTCREATEX_SHARE_ACCESS_DELETE|
		NTCREATEX_SHARE_ACCESS_READ|
		NTCREATEX_SHARE_ACCESS_WRITE;
	io.in.create_options = 0;
	io.in.fname = fname;
	if (dir) {
		io.in.create_options = NTCREATEX_OPTIONS_DIRECTORY;
		io.in.share_access &= ~NTCREATEX_SHARE_ACCESS_DELETE;
		io.in.file_attributes   = FILE_ATTRIBUTE_DIRECTORY;
		io.in.create_disposition = NTCREATEX_DISP_CREATE;
	}

	/* it seems vista is now fussier about alignment? */
	if (strchr(fname, ':') == NULL) {
		/* setup some EAs */
		io.in.eas.num_eas = 2;
		io.in.eas.eas = talloc_array(tmp_ctx, struct ea_struct, 2);
		io.in.eas.eas[0].flags = 0;
		io.in.eas.eas[0].name.s = "EAONE";
		io.in.eas.eas[0].value = data_blob_talloc(tmp_ctx, "VALUE1", 6);
		io.in.eas.eas[1].flags = 0;
		io.in.eas.eas[1].name.s = "SECONDEA";
		io.in.eas.eas[1].value = data_blob_talloc(tmp_ctx, "ValueTwo", 8);
	}

	status = smb2_create(tree, tmp_ctx, &io);
	talloc_free(tmp_ctx);
	NT_STATUS_NOT_OK_RETURN(status);

	*handle = io.out.file.handle;

	if (!dir) {
		status = smb2_util_write(tree, *handle, buf, 0, sizeof(buf));
		NT_STATUS_NOT_OK_RETURN(status);
	}

	/* make sure all the timestamps aren't the same, and are also 
	   in different DST zones*/
	setfile.generic.level = RAW_SFILEINFO_BASIC_INFORMATION;
	setfile.generic.in.file.handle = *handle;

	unix_to_nt_time(&setfile.basic_info.in.create_time, t + 9*30*24*60*60);
	unix_to_nt_time(&setfile.basic_info.in.access_time, t + 6*30*24*60*60);
	unix_to_nt_time(&setfile.basic_info.in.write_time,  t + 3*30*24*60*60);
	unix_to_nt_time(&setfile.basic_info.in.change_time, t + 1*30*24*60*60);
	setfile.basic_info.in.attrib      = FILE_ATTRIBUTE_NORMAL;

	status = smb2_setinfo_file(tree, &setfile);
	if (!NT_STATUS_IS_OK(status)) {
		printf("Failed to setup file times - %s\n", nt_errstr(status));
		return status;
	}

	/* make sure all the timestamps aren't the same */
	fileinfo.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
	fileinfo.generic.in.file.handle = *handle;

	status = smb2_getinfo_file(tree, tree, &fileinfo);
	if (!NT_STATUS_IS_OK(status)) {
		printf("Failed to query file times - %s\n", nt_errstr(status));
		return status;
		
	}

#define CHECK_TIME(field) do {\
	if (setfile.basic_info.in.field != fileinfo.all_info2.out.field) { \
		printf("(%s) " #field " not setup correctly: %s(%llu) => %s(%llu)\n", \
			__location__, \
			nt_time_string(tree, setfile.basic_info.in.field), \
			(unsigned long long)setfile.basic_info.in.field, \
			nt_time_string(tree, fileinfo.basic_info.out.field), \
			(unsigned long long)fileinfo.basic_info.out.field); \
		status = NT_STATUS_INVALID_PARAMETER; \
	} \
} while (0)

	CHECK_TIME(create_time);
	CHECK_TIME(access_time);
	CHECK_TIME(write_time);
	CHECK_TIME(change_time);

	return status;
}

/*
  create a complex file using the SMB2 protocol
*/
NTSTATUS smb2_create_complex_file(struct smb2_tree *tree, const char *fname, 
					 struct smb2_handle *handle)
{
	return smb2_create_complex(tree, fname, handle, false);
}

/*
  create a complex dir using the SMB2 protocol
*/
NTSTATUS smb2_create_complex_dir(struct smb2_tree *tree, const char *fname, 
				 struct smb2_handle *handle)
{
	return smb2_create_complex(tree, fname, handle, true);
}

/*
  show lots of information about a file
*/
void torture_smb2_all_info(struct smb2_tree *tree, struct smb2_handle handle)
{
	NTSTATUS status;
	TALLOC_CTX *tmp_ctx = talloc_new(tree);
	union smb_fileinfo io;

	io.generic.level = RAW_FILEINFO_SMB2_ALL_INFORMATION;
	io.generic.in.file.handle = handle;

	status = smb2_getinfo_file(tree, tmp_ctx, &io);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(0,("getinfo failed - %s\n", nt_errstr(status)));
		talloc_free(tmp_ctx);
		return;
	}

	d_printf("all_info for '%s'\n", io.all_info2.out.fname.s);
	d_printf("\tcreate_time:    %s\n", nt_time_string(tmp_ctx, io.all_info2.out.create_time));
	d_printf("\taccess_time:    %s\n", nt_time_string(tmp_ctx, io.all_info2.out.access_time));
	d_printf("\twrite_time:     %s\n", nt_time_string(tmp_ctx, io.all_info2.out.write_time));
	d_printf("\tchange_time:    %s\n", nt_time_string(tmp_ctx, io.all_info2.out.change_time));
	d_printf("\tattrib:         0x%x\n", io.all_info2.out.attrib);
	d_printf("\tunknown1:       0x%x\n", io.all_info2.out.unknown1);
	d_printf("\talloc_size:     %llu\n", (long long)io.all_info2.out.alloc_size);
	d_printf("\tsize:           %llu\n", (long long)io.all_info2.out.size);
	d_printf("\tnlink:          %u\n", io.all_info2.out.nlink);
	d_printf("\tdelete_pending: %u\n", io.all_info2.out.delete_pending);
	d_printf("\tdirectory:      %u\n", io.all_info2.out.directory);
	d_printf("\tfile_id:        %llu\n", (long long)io.all_info2.out.file_id);
	d_printf("\tea_size:        %u\n", io.all_info2.out.ea_size);
	d_printf("\taccess_mask:    0x%08x\n", io.all_info2.out.access_mask);
	d_printf("\tposition:       0x%llx\n", (long long)io.all_info2.out.position);
	d_printf("\tmode:           0x%llx\n", (long long)io.all_info2.out.mode);

	/* short name, if any */
	io.generic.level = RAW_FILEINFO_ALT_NAME_INFORMATION;
	status = smb2_getinfo_file(tree, tmp_ctx, &io);
	if (NT_STATUS_IS_OK(status)) {
		d_printf("\tshort name:     '%s'\n", io.alt_name_info.out.fname.s);
	}

	/* the EAs, if any */
	io.generic.level = RAW_FILEINFO_SMB2_ALL_EAS;
	status = smb2_getinfo_file(tree, tmp_ctx, &io);
	if (NT_STATUS_IS_OK(status)) {
		int i;
		for (i=0;i<io.all_eas.out.num_eas;i++) {
			d_printf("\tEA[%d] flags=%d len=%d '%s'\n", i,
				 io.all_eas.out.eas[i].flags,
				 (int)io.all_eas.out.eas[i].value.length,
				 io.all_eas.out.eas[i].name.s);
		}
	}

	/* streams, if available */
	io.generic.level = RAW_FILEINFO_STREAM_INFORMATION;
	status = smb2_getinfo_file(tree, tmp_ctx, &io);
	if (NT_STATUS_IS_OK(status)) {
		int i;
		for (i=0;i<io.stream_info.out.num_streams;i++) {
			d_printf("\tstream %d:\n", i);
			d_printf("\t\tsize       %ld\n", 
				 (long)io.stream_info.out.streams[i].size);
			d_printf("\t\talloc size %ld\n", 
				 (long)io.stream_info.out.streams[i].alloc_size);
			d_printf("\t\tname       %s\n", io.stream_info.out.streams[i].stream_name.s);
		}
	}	

	if (DEBUGLVL(1)) {
		/* the security descriptor */
		io.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
		io.query_secdesc.in.secinfo_flags = 
			SECINFO_OWNER|SECINFO_GROUP|
			SECINFO_DACL;
		status = smb2_getinfo_file(tree, tmp_ctx, &io);
		if (NT_STATUS_IS_OK(status)) {
			NDR_PRINT_DEBUG(security_descriptor, io.query_secdesc.out.sd);
		}
	}

	talloc_free(tmp_ctx);	
}


/*
  open a smb2 connection
*/
bool torture_smb2_connection(struct torture_context *tctx, struct smb2_tree **tree)
{
	NTSTATUS status;
	const char *host = torture_setting_string(tctx, "host", NULL);
	const char *share = torture_setting_string(tctx, "share", NULL);
	struct cli_credentials *credentials = cmdline_credentials;
	struct smbcli_options options;

	lp_smbcli_options(tctx->lp_ctx, &options);

	status = smb2_connect(tctx, host, share, 
			      lp_resolve_context(tctx->lp_ctx),
			      credentials, tree, 
			      tctx->ev, &options);
	if (!NT_STATUS_IS_OK(status)) {
		printf("Failed to connect to SMB2 share \\\\%s\\%s - %s\n",
		       host, share, nt_errstr(status));
		return false;
	}
	return true;
}


/*
  create and return a handle to a test file
*/
NTSTATUS torture_smb2_testfile(struct smb2_tree *tree, const char *fname, 
			       struct smb2_handle *handle)
{
	struct smb2_create io;
	struct smb2_read r;
	NTSTATUS status;

	ZERO_STRUCT(io);
	io.in.oplock_level = 0;
	io.in.desired_access = SEC_RIGHTS_FILE_ALL;
	io.in.file_attributes   = FILE_ATTRIBUTE_NORMAL;
	io.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
	io.in.share_access = 
		NTCREATEX_SHARE_ACCESS_DELETE|
		NTCREATEX_SHARE_ACCESS_READ|
		NTCREATEX_SHARE_ACCESS_WRITE;
	io.in.create_options = 0;
	io.in.fname = fname;

	status = smb2_create(tree, tree, &io);
	NT_STATUS_NOT_OK_RETURN(status);

	*handle = io.out.file.handle;

	ZERO_STRUCT(r);
	r.in.file.handle = *handle;
	r.in.length      = 5;
	r.in.offset      = 0;

	smb2_read(tree, tree, &r);

	return NT_STATUS_OK;
}

/*
  create and return a handle to a test directory
*/
NTSTATUS torture_smb2_testdir(struct smb2_tree *tree, const char *fname, 
			      struct smb2_handle *handle)
{
	struct smb2_create io;
	NTSTATUS status;

	ZERO_STRUCT(io);
	io.in.oplock_level = 0;
	io.in.desired_access = SEC_RIGHTS_DIR_ALL;
	io.in.file_attributes   = FILE_ATTRIBUTE_DIRECTORY;
	io.in.create_disposition = NTCREATEX_DISP_OPEN_IF;
	io.in.share_access = NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_WRITE|NTCREATEX_SHARE_ACCESS_DELETE;
	io.in.create_options = NTCREATEX_OPTIONS_DIRECTORY;
	io.in.fname = fname;

	status = smb2_create(tree, tree, &io);
	NT_STATUS_NOT_OK_RETURN(status);

	*handle = io.out.file.handle;

	return NT_STATUS_OK;
}


/*
  create a complex file using the old SMB protocol, to make it easier to 
  find fields in SMB2 getinfo levels
*/
NTSTATUS torture_setup_complex_file(struct smb2_tree *tree, const char *fname)
{
	struct smb2_handle handle;
	NTSTATUS status = smb2_create_complex_file(tree, fname, &handle);
	NT_STATUS_NOT_OK_RETURN(status);
	return smb2_util_close(tree, handle);
}


/*
  create a complex dir using the old SMB protocol, to make it easier to 
  find fields in SMB2 getinfo levels
*/
NTSTATUS torture_setup_complex_dir(struct smb2_tree *tree, const char *fname)
{
	struct smb2_handle handle;
	NTSTATUS status = smb2_create_complex_dir(tree, fname, &handle);
	NT_STATUS_NOT_OK_RETURN(status);
	return smb2_util_close(tree, handle);
}


/*
  return a handle to the root of the share
*/
NTSTATUS smb2_util_roothandle(struct smb2_tree *tree, struct smb2_handle *handle)
{
	struct smb2_create io;
	NTSTATUS status;

	ZERO_STRUCT(io);
	io.in.oplock_level = 0;
	io.in.desired_access = SEC_STD_SYNCHRONIZE | SEC_DIR_READ_ATTRIBUTE | SEC_DIR_LIST;
	io.in.file_attributes   = 0;
	io.in.create_disposition = NTCREATEX_DISP_OPEN;
	io.in.share_access = NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_DELETE;
	io.in.create_options = NTCREATEX_OPTIONS_ASYNC_ALERT;
	io.in.fname = NULL;

	status = smb2_create(tree, tree, &io);
	NT_STATUS_NOT_OK_RETURN(status);

	*handle = io.out.file.handle;

	return NT_STATUS_OK;
}