173 lines
6.3 KiB
Python
Executable File
173 lines
6.3 KiB
Python
Executable File
#!@PYTHON@
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# Copyright (C) 2011-2021 Eaton
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# Authors: Frederic Bohe <FredericBohe@Eaton.com>
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# Arnaud Quette <ArnaudQuette@Eaton.com>
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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 2 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, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# This program extracts all SNMP information related to NUT snmp-ups drivers.
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import glob
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import re
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import sys
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import os
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TOP_SRCDIR = os.getenv('TOP_SRCDIR')
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if TOP_SRCDIR is None:
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TOP_SRCDIR=".."
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TOP_BUILDDIR = os.getenv('TOP_BUILDDIR')
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if TOP_BUILDDIR is None:
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TOP_BUILDDIR=".."
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output_file_name = TOP_BUILDDIR + "/tools/nut-scanner/nutscan-snmp.h"
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output_file = open(output_file_name,'w')
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#expand #define constant
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def expand_define(filename,constant):
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ret_line = ""
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f = open(filename, 'r')
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for line in f:
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if constant in line and "#define" in line:
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line_without_carriage_return = re.sub("[\n\r]", "", line)
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line_with_single_blank = re.sub("[ \t]+", " ", line_without_carriage_return)
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line_without_eol_comments = line_with_single_blank
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# Note: per precedent in code, this assumes a single-line /* ... */ trailing comment
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i = line_without_eol_comments.find('/*')
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if i >= 0:
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line_without_eol_comments = line_without_eol_comments[:i]
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i = line_without_eol_comments.find('//')
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if i >= 0:
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line_without_eol_comments = line_without_eol_comments[:i]
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line_without_eol_comments = line_without_eol_comments.strip()
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define_line = line_without_eol_comments.split(" ")
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#define_line[0] = "#define"
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#define_line[1] = const name
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#define_line[2...] = const value (may be other const name)
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if constant in define_line[1]:
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define_line.pop(0) #remove #define
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define_line.pop(0) #remove the constant name
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for elem in define_line:
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if elem[0] == "\"":
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clean_elem = re.sub("\"", "", elem)
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ret_line = ret_line + clean_elem
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else:
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ret_line = ret_line + expand_define(filename,elem)
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return ret_line
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output_file.write( "/* nutscan-snmp.h - fully generated during build of NUT\n" )
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output_file.write( " * Copyright (C) 2011-2019 EATON\n" )
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output_file.write( " * Authors: Frederic Bohe <FredericBohe@Eaton.com>\n" )
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output_file.write( " * Arnaud Quette <ArnaudQuette@Eaton.com>\n" )
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output_file.write( " *\n" )
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output_file.write( " * This program is free software; you can redistribute it and/or modify\n" )
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output_file.write( " * it under the terms of the GNU General Public License as published by\n" )
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output_file.write( " * the Free Software Foundation; either version 2 of the License, or\n" )
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output_file.write( " * (at your option) any later version.\n" )
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output_file.write( " *\n" )
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output_file.write( " * This program is distributed in the hope that it will be useful,\n" )
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output_file.write( " * but WITHOUT ANY WARRANTY; without even the implied warranty of\n" )
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output_file.write( " * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" )
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output_file.write( " * GNU General Public License for more details.\n" )
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output_file.write( " *\n" )
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output_file.write( " * You should have received a copy of the GNU General Public License\n" )
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output_file.write( " * along with this program; if not, write to the Free Software\n" )
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output_file.write( " * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\n" )
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output_file.write( " */\n" )
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output_file.write( "\n" )
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output_file.write( "#ifndef DEVSCAN_SNMP_H\n" )
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output_file.write( "#define DEVSCAN_SNMP_H\n" )
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output_file.write( "\n" )
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output_file.write( "typedef struct {\n" )
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output_file.write( "\tchar *\toid;\n" )
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output_file.write( "\tchar *\tmib;\n" )
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output_file.write( "\tchar *\tsysoid;\n" )
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output_file.write( "} snmp_device_id_t;\n" )
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output_file.write( "\n" )
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output_file.write( "/* SNMP IDs device table */\n" )
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output_file.write( "static snmp_device_id_t snmp_device_table[] = {\n" )
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for filename in sorted(glob.glob(TOP_SRCDIR + '/drivers/*-mib.c')):
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list_of_line = open(filename,'r').read().split(';')
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for line in list_of_line:
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if "mib2nut_info_t" in line:
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# Discard commented lines
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# Note that we only search for the beginning of the comment, the
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# end can be in the following line, due to the .split(';')
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m = re.search(r'/\*.*', line)
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if m:
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#sys.stderr.write('discarding line'+line+'\n')
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continue
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#clean up line
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line2 = re.sub("[\n\t\r}]", "", line)
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# split line
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line = line2.split("{",1)
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#line[1] is the part between {}
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line2 = line[1].split(",")
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mib = line2[0].lstrip(" ")
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#line2[3] is the OID of the device model name which
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#could be made of #define const and string.
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source_oid = line2[3]
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#line2[5] is the SysOID of the device which
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#could be made of #define const and string.
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if len(line2) >= 6:
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source_sysoid = line2[5]
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else:
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source_sysoid = "NULL"
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#decode source_oid
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line = source_oid.lstrip(" ")
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line2 = line.split(" ")
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oid = ""
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for elem in line2:
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if elem[0] == "\"":
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clean_elem = re.sub("\"", "", elem)
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oid = oid+clean_elem
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else:
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oid = oid + expand_define(filename,elem)
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#decode source_sysoid
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line = source_sysoid.lstrip(" ")
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line = line.rstrip(" ")
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line2 = line.split(" ")
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sysoid = ""
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for elem in line2:
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if elem[0] == "\"":
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clean_elem = re.sub("\"", "", elem)
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sysoid = sysoid+clean_elem
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else:
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sysoid = sysoid + expand_define(filename,elem)
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# Sanity checks
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if sysoid == "":
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sysoid = "NULL"
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else:
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sysoid = "\"" + sysoid + "\""
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if oid == "":
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oid = "NULL"
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else:
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oid = "\"" + oid + "\""
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output_file.write( "\t{ " + oid + ", " + mib + ", " + sysoid + " },\n" )
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output_file.write( "\t/* Terminating entry */\n" )
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output_file.write( "\t{ NULL, NULL, NULL }\n" )
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output_file.write( "};\n" )
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output_file.write( "#endif /* DEVSCAN_SNMP_H */\n" )
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