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#!/usr/bin/env python
######################################################################
##
## Generate parameter dictionary from param/loadparm.c
##
## Copyright (C) Gerald Carter 2004.
##
## 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/>.
##
######################################################################
import re, string, sys, commands
HEADER = """######################################################################
##
## autogenerated file of smb.conf parameters
## generate_parm_table <..../param/loadparm.c>
##
## Copyright (C) Gerald Carter 2004.
##
## 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/>.
##
######################################################################
from SambaParm import SambaParmString, SambaParmBool, SambaParmBoolRev
## boolean defines for parm_table
P_LOCAL = 0
P_GLOBAL = 1
"""
FOOTER = """##### end of smbparm.y ##########################################
#################################################################"""
TESTPARM = "/usr/bin/testparm"
## fields in Samba's parameter table
displayName = 0
type = 1
scope = 2
variable = 3
flags = 6
parm_table = {}
var_table = {}
def_values = {}
obj_table = {
'P_BOOL' : 'SambaParmBool',
'P_BOOLREV' : 'SambaParmBoolRev',
'P_STRING' : 'SambaParmString',
'P_USTRING' : 'SambaParmString',
'P_GSTRING' : 'SambaParmString',
'P_LIST' : 'SambaParmString',
'P_ENUM' : 'SambaParmString',
'P_CHAR' : 'SambaParmString',
'P_OCTAL' : 'SambaParmString',
'P_INTEGER' : 'SambaParmString',
}
######################################################################
## BEGIN MAIN CODE ##
######################################################################
## First thing is to build the dictionary of parmeter names ##
## based on the output from testparm ##
cmd = "/usr/bin/testparm -s -v /dev/null"
( status, testparm_output ) = commands.getstatusoutput( cmd )
if status:
sys.stderr.write( "Failed to execute testparm!\n%s\n" % testparm_output )
## break the output into a list ##
lines = string.split( testparm_output, "\n" )
## loop through list -- parameters in testparm output have ##
## whitespace at the beginning of the line ##
pattern = re.compile( "^\s+" )
for input_str in lines:
if not pattern.search( input_str ):
continue
input_str = string.strip( input_str )
parts = string.split( input_str, "=" )
parts[0] = string.strip( parts[0] )
parts[1] = string.strip( parts[1] )
key = string.upper( string.join(string.split(parts[0]), "") )
new = parts[1].replace('\\', '\\\\')
def_values[key] = new
## open loadparm.c and get the entire list of parameters ##
## including synonums ##
if len(sys.argv) != 2:
print "Usage: %s <.../param/loadparm.c>" % ( sys.argv[0] )
sys.exit( 1 )
try:
fconfig = open( sys.argv[1], "r" )
except IOError:
print "%s does not exist!" % sys.argv[1]
sys.exit (1)
## Loop through loadparm.c -- all parameters are either ##
## P_LOCAL or P_GLOBAL ##
synonyms = []
pattern = re.compile( '{".*P_[GL]' )
while True:
input_str= fconfig.readline()
if len(input_str) == 0 :
break
input_str= string.strip(input_str)
## see if we have a patch for a parameter definition ##
parm = []
if pattern.search( input_str) :
## strip the surrounding '{.*},' ##
input_str= input_str[1:-2]
parm = string.split(input_str, ",")
## strip the ""'s and upper case ##
name = (string.strip(parm[displayName])[1:-1])
key = string.upper( string.join(string.split(name), "") )
var_name = string.strip( parm[variable] )
## try to catch synonyms -- if the parameter was not reported ##
## by testparm, then save it and come back after we will out ##
## the variable list ##
if not def_values.has_key( key ):
synonyms.append( input_str)
continue
var_table[var_name] = key
parmType = string.strip(parm[type])
parm_table[key] = [ name , string.strip(parm[type]), string.strip(parm[scope]), def_values[key] ]
## Deal with any synonyms ##
for input_str in synonyms:
parm = string.split(input_str, ",")
name = (string.strip(parm[displayName])[1:-1])
key = string.upper( string.join(string.split(name), "") )
var_name = string.strip( parm[variable] )
## if there's no pre-existing key, then testparm doesn't know about it
if not var_table.has_key( var_name ):
continue
## just make a copy
parm_table[key] = parm_table[var_table[var_name]][:]
# parm_table[key][1] = parm[1]
parm_table[key][1] = string.strip(parm[1])
## ##
## print out smbparm.py ##
## ##
try:
smbparm = open ( "smbparm.py", "w" )
except IOError:
print "Cannot write to smbparm.py"
sys.exit( 1 )
smbparm.write( HEADER )
smbparm.write( "parm_table = {\n" )
for x in parm_table.keys():
key = "\"%s\"" % x
smbparm.write("\t%-25s: (\"%s\", %s, %s, \"%s\"),\n" % ( key, parm_table[x][0],
obj_table[parm_table[x][1]], parm_table[x][2], parm_table[x][3] ))
smbparm.write( "}\n" )
smbparm.write( FOOTER )
smbparm.write( "\n" )
sys.exit(0)
## ##
## cut-n-paste area ##
## ##
for x in parm_table.keys():
if def_values.has_key( x ):
parm_table[x].append( def_values[x] )
else:
parm_table[x].append( "" )
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