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/*
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Unix SMB / CIFS implementation .
VFS module tester
Copyright ( C ) Simo Sorce 2002
Copyright ( C ) Eric Lorimer 2002
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Copyright ( C ) Jelmer Vernooij 2002 , 2003
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Most of this code was ripped off of rpcclient .
Copyright ( C ) Tim Potter 2000 - 2001
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
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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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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 .
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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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*/
# include "includes.h"
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# include "smbd/smbd.h"
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# include "smbd/globals.h"
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# include "popt_common.h"
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# include "vfstest.h"
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# include "../libcli/smbreadline/smbreadline.h"
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# include "auth.h"
# include "serverid.h"
# include "messages.h"
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# include "libcli/security/security.h"
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# include "lib/smbd_shim.h"
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# include "system/filesys.h"
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/* List to hold groups of commands */
static struct cmd_list {
struct cmd_list * prev , * next ;
struct cmd_set * cmd_set ;
} * cmd_list ;
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/* shall we do talloc_report after each command? */
static int memreports = 0 ;
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/****************************************************************************
handle completion of commands for readline
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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static char * * completion_fn ( const char * text , int start , int end )
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{
# define MAX_COMPLETIONS 100
char * * matches ;
int i , count = 0 ;
struct cmd_list * commands = cmd_list ;
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if ( start )
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return NULL ;
/* make sure we have a list of valid commands */
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if ( ! commands )
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return NULL ;
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matches = SMB_MALLOC_ARRAY ( char * , MAX_COMPLETIONS ) ;
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if ( ! matches ) return NULL ;
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matches [ count + + ] = SMB_STRDUP ( text ) ;
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if ( ! matches [ 0 ] ) return NULL ;
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while ( commands & & count < MAX_COMPLETIONS - 1 )
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{
if ( ! commands - > cmd_set )
break ;
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for ( i = 0 ; commands - > cmd_set [ i ] . name ; i + + )
{
if ( ( strncmp ( text , commands - > cmd_set [ i ] . name , strlen ( text ) ) = = 0 ) & &
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commands - > cmd_set [ i ] . fn )
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{
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matches [ count ] = SMB_STRDUP ( commands - > cmd_set [ i ] . name ) ;
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if ( ! matches [ count ] )
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return NULL ;
count + + ;
}
}
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commands = commands - > next ;
}
if ( count = = 2 ) {
SAFE_FREE ( matches [ 0 ] ) ;
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matches [ 0 ] = SMB_STRDUP ( matches [ 1 ] ) ;
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}
matches [ count ] = NULL ;
return matches ;
}
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static char * next_command ( TALLOC_CTX * ctx , char * * cmdstr )
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{
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char * command ;
char * p ;
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if ( ! cmdstr | | ! ( * cmdstr ) )
return NULL ;
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p = strchr_m ( * cmdstr , ' ; ' ) ;
if ( p )
* p = ' \0 ' ;
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command = talloc_strdup ( ctx , * cmdstr ) ;
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/* Pass back the remaining cmdstring
( a trailing delimiter " ; " does also work ) ,
or NULL at last cmdstring .
*/
* cmdstr = p ? p + 1 : p ;
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return command ;
}
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/* Load specified configuration file */
static NTSTATUS cmd_conf ( struct vfs_state * vfs , TALLOC_CTX * mem_ctx ,
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int argc , const char * * argv )
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{
if ( argc ! = 2 ) {
printf ( " Usage: %s <smb.conf> \n " , argv [ 0 ] ) ;
return NT_STATUS_OK ;
}
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if ( ! lp_load_with_shares ( argv [ 1 ] ) ) {
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printf ( " Error loading \" %s \" \n " , argv [ 1 ] ) ;
return NT_STATUS_OK ;
}
printf ( " \" %s \" successfully loaded \n " , argv [ 1 ] ) ;
return NT_STATUS_OK ;
}
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/* Display help on commands */
static NTSTATUS cmd_help ( struct vfs_state * vfs , TALLOC_CTX * mem_ctx ,
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int argc , const char * * argv )
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{
struct cmd_list * tmp ;
struct cmd_set * tmp_set ;
/* Usage */
if ( argc > 2 ) {
printf ( " Usage: %s [command] \n " , argv [ 0 ] ) ;
return NT_STATUS_OK ;
}
/* Help on one command */
if ( argc = = 2 ) {
for ( tmp = cmd_list ; tmp ; tmp = tmp - > next ) {
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tmp_set = tmp - > cmd_set ;
while ( tmp_set - > name ) {
if ( strequal ( argv [ 1 ] , tmp_set - > name ) ) {
if ( tmp_set - > usage & &
tmp_set - > usage [ 0 ] )
printf ( " %s \n " , tmp_set - > usage ) ;
else
printf ( " No help for %s \n " , tmp_set - > name ) ;
return NT_STATUS_OK ;
}
tmp_set + + ;
}
}
printf ( " No such command: %s \n " , argv [ 1 ] ) ;
return NT_STATUS_OK ;
}
/* List all commands */
for ( tmp = cmd_list ; tmp ; tmp = tmp - > next ) {
tmp_set = tmp - > cmd_set ;
while ( tmp_set - > name ) {
printf ( " %15s \t \t %s \n " , tmp_set - > name ,
tmp_set - > description ? tmp_set - > description :
" " ) ;
tmp_set + + ;
}
}
return NT_STATUS_OK ;
}
/* Change the debug level */
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static NTSTATUS cmd_debuglevel ( struct vfs_state * vfs , TALLOC_CTX * mem_ctx , int argc , const char * * argv )
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{
if ( argc > 2 ) {
printf ( " Usage: %s [debuglevel] \n " , argv [ 0 ] ) ;
return NT_STATUS_OK ;
}
if ( argc = = 2 ) {
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lp_set_cmdline ( " log level " , argv [ 1 ] ) ;
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}
printf ( " debuglevel is %d \n " , DEBUGLEVEL ) ;
return NT_STATUS_OK ;
}
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static NTSTATUS cmd_freemem ( struct vfs_state * vfs , TALLOC_CTX * mem_ctx , int argc , const char * * argv )
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{
/* Cleanup */
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talloc_destroy ( mem_ctx ) ;
mem_ctx = NULL ;
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vfs - > data = NULL ;
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vfs - > data_size = 0 ;
return NT_STATUS_OK ;
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}
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static NTSTATUS cmd_quit ( struct vfs_state * vfs , TALLOC_CTX * mem_ctx , int argc , const char * * argv )
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{
/* Cleanup */
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talloc_destroy ( mem_ctx ) ;
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exit ( 0 ) ;
return NT_STATUS_OK ; /* NOTREACHED */
}
static struct cmd_set vfstest_commands [ ] = {
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{ . name = " GENERAL OPTIONS " } ,
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{ " conf " , cmd_conf , " Load smb configuration file " , " conf <smb.conf> " } ,
{ " help " , cmd_help , " Get help on commands " , " " } ,
{ " ? " , cmd_help , " Get help on commands " , " " } ,
{ " debuglevel " , cmd_debuglevel , " Set debug level " , " " } ,
{ " freemem " , cmd_freemem , " Free currently allocated buffers " , " " } ,
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{ " exit " , cmd_quit , " Exit program " , " " } ,
{ " quit " , cmd_quit , " Exit program " , " " } ,
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{ . name = NULL }
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} ;
static struct cmd_set separator_command [ ] = {
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{
. name = " --------------- " ,
. description = " ---------------------- "
} ,
{
. name = NULL ,
} ,
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} ;
extern struct cmd_set vfs_commands [ ] ;
static struct cmd_set * vfstest_command_list [ ] = {
vfstest_commands ,
vfs_commands ,
NULL
} ;
static void add_command_set ( struct cmd_set * cmd_set )
{
struct cmd_list * entry ;
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if ( ! ( entry = SMB_MALLOC_P ( struct cmd_list ) ) ) {
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DEBUG ( 0 , ( " out of memory \n " ) ) ;
return ;
}
ZERO_STRUCTP ( entry ) ;
entry - > cmd_set = cmd_set ;
DLIST_ADD ( cmd_list , entry ) ;
}
static NTSTATUS do_cmd ( struct vfs_state * vfs , struct cmd_set * cmd_entry , char * cmd )
{
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const char * p = cmd ;
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const char * * argv = NULL ;
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NTSTATUS result = NT_STATUS_UNSUCCESSFUL ;
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char * buf ;
TALLOC_CTX * mem_ctx = talloc_stackframe ( ) ;
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int argc = 0 ;
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/* Count number of arguments first time through the loop then
allocate memory and strdup them . */
again :
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while ( next_token_talloc ( mem_ctx , & p , & buf , " " ) ) {
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if ( argv ) {
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argv [ argc ] = talloc_strdup ( argv , buf ) ;
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}
argc + + ;
}
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if ( ! argv ) {
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/* Create argument list */
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argv = talloc_zero_array ( mem_ctx , const char * , argc ) ;
if ( argv = = NULL ) {
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fprintf ( stderr , " out of memory \n " ) ;
result = NT_STATUS_NO_MEMORY ;
goto done ;
}
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p = cmd ;
argc = 0 ;
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goto again ;
}
/* Call the function */
if ( cmd_entry - > fn ) {
/* Run command */
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result = cmd_entry - > fn ( vfs , mem_ctx , argc , ( const char * * ) argv ) ;
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} else {
fprintf ( stderr , " Invalid command \n " ) ;
goto done ;
}
done :
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/* Cleanup */
if ( argv ) {
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char * * _argv = discard_const_p ( char * , argv ) ;
TALLOC_FREE ( _argv ) ;
argv = NULL ;
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}
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if ( memreports ! = 0 ) {
talloc_report_full ( mem_ctx , stdout ) ;
}
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TALLOC_FREE ( mem_ctx ) ;
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return result ;
}
/* Process a command entered at the prompt or as part of -c */
static NTSTATUS process_cmd ( struct vfs_state * vfs , char * cmd )
{
struct cmd_list * temp_list ;
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bool found = False ;
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char * buf ;
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const char * p = cmd ;
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NTSTATUS result = NT_STATUS_OK ;
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TALLOC_CTX * mem_ctx = talloc_stackframe ( ) ;
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int len = 0 ;
if ( cmd [ strlen ( cmd ) - 1 ] = = ' \n ' )
cmd [ strlen ( cmd ) - 1 ] = ' \0 ' ;
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if ( ! next_token_talloc ( mem_ctx , & p , & buf , " " ) ) {
TALLOC_FREE ( mem_ctx ) ;
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return NT_STATUS_OK ;
}
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/* Strip the trailing \n if it exists */
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len = strlen ( buf ) ;
if ( buf [ len - 1 ] = = ' \n ' )
buf [ len - 1 ] = ' \0 ' ;
/* Search for matching commands */
for ( temp_list = cmd_list ; temp_list ; temp_list = temp_list - > next ) {
struct cmd_set * temp_set = temp_list - > cmd_set ;
while ( temp_set - > name ) {
if ( strequal ( buf , temp_set - > name ) ) {
found = True ;
result = do_cmd ( vfs , temp_set , cmd ) ;
goto done ;
}
temp_set + + ;
}
}
done :
if ( ! found & & buf [ 0 ] ) {
printf ( " command not found: %s \n " , buf ) ;
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TALLOC_FREE ( mem_ctx ) ;
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return NT_STATUS_OK ;
}
if ( ! NT_STATUS_IS_OK ( result ) ) {
printf ( " result was %s \n " , nt_errstr ( result ) ) ;
}
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TALLOC_FREE ( mem_ctx ) ;
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return result ;
}
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static void process_file ( struct vfs_state * pvfs , char * filename ) {
FILE * file ;
char command [ 3 * PATH_MAX ] ;
if ( * filename = = ' - ' ) {
file = stdin ;
} else {
file = fopen ( filename , " r " ) ;
if ( file = = NULL ) {
printf ( " vfstest: error reading file (%s)! " , filename ) ;
printf ( " errno n.%d: %s " , errno , strerror ( errno ) ) ;
exit ( - 1 ) ;
}
}
while ( fgets ( command , 3 * PATH_MAX , file ) ! = NULL ) {
process_cmd ( pvfs , command ) ;
}
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if ( file ! = stdin ) {
fclose ( file ) ;
}
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}
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static void vfstest_exit_server ( const char * const reason ) _NORETURN_ ;
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static void vfstest_exit_server ( const char * const reason )
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{
DEBUG ( 3 , ( " Server exit (%s) \n " , ( reason ? reason : " " ) ) ) ;
exit ( 0 ) ;
}
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static void vfstest_exit_server_cleanly ( const char * const reason ) _NORETURN_ ;
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static void vfstest_exit_server_cleanly ( const char * const reason )
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{
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vfstest_exit_server ( " normal exit " ) ;
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}
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struct smb_request * vfstest_get_smbreq ( TALLOC_CTX * mem_ctx ,
struct vfs_state * vfs )
{
struct smb_request * result ;
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uint8_t * inbuf ;
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result = talloc_zero ( mem_ctx , struct smb_request ) ;
if ( result = = NULL ) {
return NULL ;
}
result - > sconn = vfs - > conn - > sconn ;
result - > mid = + + vfs - > mid ;
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inbuf = talloc_array ( result , uint8_t , smb_size ) ;
if ( inbuf = = NULL ) {
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goto fail ;
}
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SSVAL ( inbuf , smb_mid , result - > mid ) ;
smb_setlen ( inbuf , smb_size - 4 ) ;
result - > inbuf = inbuf ;
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return result ;
fail :
TALLOC_FREE ( result ) ;
return NULL ;
}
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/* Main function */
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int main ( int argc , const char * argv [ ] )
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{
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char * cmdstr = NULL ;
struct cmd_set * * cmd_set ;
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struct conn_struct_tos * c = NULL ;
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struct vfs_state * vfs ;
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int i ;
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char * filename = NULL ;
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char * cwd = NULL ;
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TALLOC_CTX * frame = talloc_stackframe ( ) ;
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struct auth_session_info * session_info = NULL ;
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NTSTATUS status = NT_STATUS_OK ;
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/* make sure the vars that get altered (4th field) are in
a fixed location or certain compilers complain */
poptContext pc ;
struct poptOption long_options [ ] = {
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POPT_AUTOHELP
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{
. longName = " file " ,
. shortName = ' f ' ,
. argInfo = POPT_ARG_STRING ,
. arg = & filename ,
} ,
{
. longName = " command " ,
. shortName = ' c ' ,
. argInfo = POPT_ARG_STRING ,
. arg = & cmdstr ,
. val = 0 ,
. descrip = " Execute specified list of commands " ,
} ,
{
. longName = " memreport " ,
. shortName = ' m ' ,
. argInfo = POPT_ARG_INT ,
. arg = & memreports ,
. descrip = " Report memory left on talloc stackframe after each command " ,
} ,
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POPT_COMMON_SAMBA
POPT_TABLEEND
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} ;
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static const struct smbd_shim vfstest_shim_fns =
{
. exit_server = vfstest_exit_server ,
. exit_server_cleanly = vfstest_exit_server_cleanly ,
} ;
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smb_init_locale ( ) ;
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setlinebuf ( stdout ) ;
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pc = poptGetContext ( " vfstest " , argc , argv , long_options , 0 ) ;
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while ( poptGetNextOpt ( pc ) ! = - 1 ) ;
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poptFreeContext ( pc ) ;
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/* we want total control over the permissions on created files,
so set our umask to 0 */
umask ( 0 ) ;
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lp_load_initial_only ( get_dyn_CONFIGFILE ( ) ) ;
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/* TODO: check output */
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reload_services ( NULL , NULL , false ) ;
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/* the following functions are part of the Samba debugging
facilities . See lib / debug . c */
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setup_logging ( " vfstest " , DEBUG_STDOUT ) ;
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per_thread_cwd_check ( ) ;
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set_smbd_shim ( & vfstest_shim_fns ) ;
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/* Load command lists */
cmd_set = vfstest_command_list ;
while ( * cmd_set ) {
add_command_set ( * cmd_set ) ;
add_command_set ( separator_command ) ;
cmd_set + + ;
}
/* some basic initialization stuff */
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sec_init ( ) ;
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init_guest_session_info ( frame ) ;
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locking_init ( ) ;
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vfs = talloc_zero ( frame , struct vfs_state ) ;
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if ( vfs = = NULL ) {
return 1 ;
}
status = make_session_info_guest ( vfs , & session_info ) ;
if ( ! NT_STATUS_IS_OK ( status ) ) {
return 1 ;
}
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/* Provided by libreplace if not present. Always mallocs. */
cwd = get_current_dir_name ( ) ;
if ( cwd = = NULL ) {
return - 1 ;
}
status = create_conn_struct_tos_cwd ( global_messaging_context ( ) ,
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- 1 ,
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cwd ,
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session_info ,
& c ) ;
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SAFE_FREE ( cwd ) ;
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if ( ! NT_STATUS_IS_OK ( status ) ) {
return 1 ;
}
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vfs - > conn = c - > conn ;
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vfs - > conn - > share_access = FILE_GENERIC_ALL ;
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vfs - > conn - > read_only = false ;
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file_init ( vfs - > conn - > sconn ) ;
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for ( i = 0 ; i < 1024 ; i + + )
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vfs - > files [ i ] = NULL ;
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if ( ! posix_locking_init ( false ) ) {
return 1 ;
}
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/* Do we have a file input? */
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if ( filename & & filename [ 0 ] ) {
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process_file ( vfs , filename ) ;
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return 0 ;
}
/* Do anything specified with -c */
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if ( cmdstr & & cmdstr [ 0 ] ) {
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char * cmd ;
char * p = cmdstr ;
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while ( ( cmd = next_command ( frame , & p ) ) ! = NULL ) {
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status = process_cmd ( vfs , cmd ) ;
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}
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TALLOC_FREE ( cmd ) ;
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return NT_STATUS_IS_OK ( status ) ? 0 : 1 ;
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}
/* Loop around accepting commands */
while ( 1 ) {
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char * line = NULL ;
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line = smb_readline ( " vfstest $> " , NULL , completion_fn ) ;
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if ( line = = NULL ) {
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break ;
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}
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if ( line [ 0 ] ! = ' \n ' ) {
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status = process_cmd ( vfs , line ) ;
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}
SAFE_FREE ( line ) ;
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}
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TALLOC_FREE ( vfs ) ;
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TALLOC_FREE ( frame ) ;
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return NT_STATUS_IS_OK ( status ) ? 0 : 1 ;
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}