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#!/usr/bin/python
# Copyright (C) 2012 Red Hat, Inc. All rights reserved.
#
# 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 2 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 os;
import pywbem;
import optparse
import re
import cgi
import sys
class DotExporter(object):
def __init__(self, cliconn):
self.classcache = {}
self.cliconn = cliconn
# original list of classes
self.classes = set()
self.file = sys.stdout
def load_class(self, classname):
if classname in self.classcache:
return self.classcache[classname]
c = self.cliconn.GetClass(classname)
self.classcache[classname] = c
return c
def display_type(self, param):
"""
Return displayable type of given parameter.
It adds [] if it's array and class name of referenced classes.
"""
if param.reference_class:
ptype = param.reference_class
else:
ptype = param.type
if param.is_array:
ptype = ptype + "[]"
return ptype
def print_parameters(self, params):
"""
Print table of method parametes.
"""
if not params:
print >>self.file, "None"
return
print >>self.file, "<table class=\"parameters\">"
for p in params.values():
direction = set()
if p.qualifiers.has_key("Out"):
direction.add("OUT")
if p.qualifiers.has_key("In"):
direction.add("IN")
if not direction:
direction.add("IN")
direction = "/".join(sorted(direction))
print >>self.file, "<tr>"
print >>self.file, "<td>%s</td><td>%s</td><td><b>%s</b></td>" % (direction, self.display_type(p), p.name)
print >>self.file, "<td><table class=\"qualifiers\">"
self.print_qualifiers(p.qualifiers.values())
print >>self.file, "</table></td>"
print >>self.file, "</tr>"
print >>self.file, "</table>"
def print_qualifiers(self, qualifiers):
"""
Print contenf of table of qualifiers.
Only Deprecated, Description, Values and ValueMap are recognized.
"""
deprecated = ""
for q in sorted(qualifiers):
if q.name == "Deprecated":
deprecated = "<div class=\"deprecated\">DEPRECATED</div> "
if q.name == "Description":
print >>self.file, "<tr><td class=\"qualifiers\" colspan=\"2\">%s%s</td></tr>" % (deprecated, self.escape(q.value))
if q.name == "Values":
print >>self.file, "<tr><td class=\"qualifiers\"><b>Values</b></td> <td class=\"qualifiers\"><table><tr><td class=\"qualifiers\">%s</td></tr></table></td></tr>" % ("</td></tr><tr><td class=\"qualifiers\">".join(q.value))
if q.name == "ValueMap":
print >>self.file, "<tr><td class=\"qualifiers\"><b>ValueMap</b></td> <td class=\"qualifiers\"><table><tr><td class=\"qualifiers\">%s</td></tr></table></td></tr>" % ("</td></tr><tr><td class=\"qualifiers\">".join(q.value))
def print_class(self, c, display_local = True):
"""
Print one class, inc. header.
"""
parent = None
if c.superclass:
parent = self.load_class(c.superclass)
if c.superclass:
# draw arrow to parent
print >>self.file, "\"%s\"->\"%s\"" % (c.classname, c.superclass)
local_props = []
for name in sorted(c.properties.keys()):
if parent and parent.properties.has_key(name):
pass
else:
local_props.append(c.properties[name])
local_methods = []
for name in sorted(c.methods.keys()):
if parent and parent.methods.has_key(name):
pass
else:
local_methods.append(c.methods[name])
self.file.write("\"%s\" [href=\"%s.html\",shape=\"record\", label=\"{%s" %(c.classname, c.classname, c.classname))
if display_local:
self.file.write("|")
for prop in local_props:
self.file.write("%s %s\\l" % (self.display_type(prop), prop.name))
self.file.write("|")
if local_methods:
for m in local_methods:
self.file.write("%s()\l" % (m.name))
self.file.write("}\"];\n")
def add_class(self, classname):
self.classes.add(classname)
def export(self):
"""
Print all classes and their parent.
"""
print >>self.file, """
digraph "classes_No_Name" {
charset="utf-8"
rankdir=BT
node [shape="record" fontsize=10 fontname="sans-serif"]
edge [arrowhead="empty" fontsize=10 fontname="sans-serif"]
"""
while self.classes:
c = self.classes.pop()
self.print_class(self.load_class(c))
print >>self.file, "}"
description = """
Generate UML image for given classes. The tool connects to specified CIMOM
and reads class definition from there. Each class specified on command line
will be drawn as one box, containing locally defined or re-defined properties
and methods. Inheritance will be shown as arrow between a parent class and a
subclass.
"""
parser = optparse.OptionParser(usage="usage: %prog [options] classname [classname ...]", description=description)
parser.add_option('-u', '--url', action='store', dest='addr', default='https://localhost:5989', help='URL of CIM server, default: https://localhost:5989')
parser.add_option('-U', '--user', action='store', dest='user', default=None, help='CIM user name')
parser.add_option('-P', '--password', action='store', dest='password', default=None, help='CIM password')
(options, args) = parser.parse_args()
sys.stdout.softspace=0
cliconn = pywbem.WBEMConnection(options.addr, (options.user, options.password))
exporter = DotExporter(cliconn)
for c in args:
exporter.add_class(c)
exporter.export()
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