8 from StringIO import StringIO
9 from sfa.util.xml import XML
17 def __init__(self, config_file='/etc/sfa/sfa_config'):
19 self.config_path = os.path.dirname(config_file)
20 self.config = ConfigParser.ConfigParser()
21 self.filename = config_file
22 if not os.path.isfile(self.filename):
23 self.create(self.filename)
24 self.load(self.filename)
29 DO NOT EDIT. This file was automatically generated at
33 """ % (time.asctime(), os.linesep.join(self._files))
35 # Get rid of the surrounding newlines
36 return header.strip().split(os.linesep)
38 def create(self, filename):
39 if not os.path.exists(os.path.dirname(filename)):
40 os.makedirs(os.path.dirname(filename))
41 configfile = open(filename, 'w')
42 configfile.write(default_config)
46 def load(self, filename):
48 if filename.endswith('.xml'):
50 self.load_xml(filename)
52 self.config.read(filename)
54 self.config.read(filename)
55 self._files.append(filename)
58 def load_xml(self, filename):
60 categories = xml.xpath('//configuration/variables/category')
61 for category in categories:
62 section_name = category.get('id')
63 if not self.config.has_section(section_name):
64 self.config.add_section(section_name)
65 options = category.xpath('./variablelist/variable')
66 for option in options:
67 option_name = option.get('id')
68 value = option.xpath('./value')[0].text
71 self.config.set(section_name, option_name, value)
74 def locate_varname(self, varname):
75 varname = varname.lower()
76 sections = self.config.sections()
79 for section in sections:
80 if varname.startswith(section.lower()) and len(section) > len(section_name):
81 section_name = section.lower()
82 var_name = varname.replace(section_name, "")[1:]
83 if not self.config.has_option(section_name, var_name):
84 raise ConfigParser.NoOptionError(varname, section_name)
85 return (section_name, var_name)
87 def set_attributes(self):
88 sections = self.config.sections()
89 for section in sections:
90 for item in self.config.items(section):
91 name = "%s_%s" % (section, item[0])
93 setattr(self, name, value)
94 setattr(self, name.upper(), value)
97 def verify(self, config1, config2, validate_method):
100 def validate_type(self, var_type, value):
103 def dump(self, sections = []):
104 sys.stdout.write(output_python())
106 def output_python(self, encoding = "utf-8"):
107 buf = codecs.lookup(encoding)[3](StringIO())
108 buf.writelines(["# " + line + os.linesep for line in self._header()])
110 for section in self.sections():
111 buf.write("[%s]%s" % (section, os.linesep))
112 for (name,value) in self.items(section):
113 buf.write("%s=%s%s" % (name,value,os.linesep))
114 buf.write(os.linesep)
115 return buf.getvalue()
117 def output_shell(self, show_comments = True, encoding = "utf-8"):
119 Return variables as a shell script.
122 buf = codecs.lookup(encoding)[3](StringIO())
123 buf.writelines(["# " + line + os.linesep for line in self._header()])
125 for section in self.sections():
126 for (name,value) in self.items(section):
127 # bash does not have the concept of NULL
129 option = "%s_%s" % (section.upper(), name.upper())
130 value = "'%s'" % value
131 buf.write(option + "=" + value + os.linesep)
132 return buf.getvalue()
134 def output_php(selfi, encoding = "utf-8"):
136 Return variables as a PHP script.
139 buf = codecs.lookup(encoding)[3](StringIO())
140 buf.write("<?php" + os.linesep)
141 buf.writelines(["// " + line + os.linesep for line in self._header()])
143 for section in self.sections():
144 for (name,value) in self.items(section):
145 option = "%s_%s" % (section, name)
146 buf.write(os.linesep)
147 buf.write("// " + option + os.linesep)
150 buf.write("define('%s', %s);" % (option, value) + os.linesep)
152 buf.write("?>" + os.linesep)
154 return buf.getvalue()
156 def output_xml(self, encoding = "utf-8"):
159 def output_variables(self):
161 Return list of all variable names.
164 buf = codecs.lookup(encoding)[3](StringIO())
165 for section in self.sections():
166 for (name,value) in self.items(section):
167 option = "%s_%s" % (section,name)
168 buf.write(option + os.linesep)
170 return buf.getvalue()
173 def write(self, filename=None):
175 filename = self.filename
176 configfile = open(filename, 'w')
177 self.config.write(configfile)
179 def save(self, filename=None):
183 def get_trustedroots_dir(self):
184 return self.config_path + os.sep + 'trusted_roots'
186 def get_openflow_aggrMgr_info(self):
187 aggr_mgr_ip = 'localhost'
188 if (hasattr(self,'openflow_aggregate_manager_ip')):
189 aggr_mgr_ip = self.OPENFLOW_AGGREGATE_MANAGER_IP
192 if (hasattr(self,'openflow_aggregate_manager_port')):
193 aggr_mgr_port = self.OPENFLOW_AGGREGATE_MANAGER_PORT
195 return (aggr_mgr_ip,aggr_mgr_port)
197 def get_interface_hrn(self):
198 if (hasattr(self,'sfa_interface_hrn')):
199 return self.SFA_INTERFACE_HRN
203 def __getattr__(self, attr):
204 return getattr(self.config, attr)
206 if __name__ == '__main__':
208 if len(sys.argv) > 1:
209 filename = sys.argv[1]
210 config = Config(filename)