83 lines
2.6 KiB
Python
83 lines
2.6 KiB
Python
import importlib
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import inspect
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import traceback
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class IPlugin(object):
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def __init__(self, iwla):
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self.iwla = iwla
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self.requires = []
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self.API_VERSION = 1
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self.ANALYSIS_CLASS = 'HTTP'
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def isValid(self, analysis_class, api_version):
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if analysis_class != self.ANALYSIS_CLASS: return False
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# For now there is only version 1
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if self.API_VERSION != api_version:
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return False
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return True
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def getRequirements(self):
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return self.requires
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def load(self):
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return True
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def hook(self, iwla):
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pass
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def preloadPlugins(plugins, iwla):
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cache_plugins = {}
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for root in plugins.keys():
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for plugin_filename in plugins[root]:
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plugin_path = root + '.' + plugin_filename
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try:
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mod = importlib.import_module(plugin_path)
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classes = [c for _,c in inspect.getmembers(mod)\
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if inspect.isclass(c) and \
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issubclass(c, IPlugin) and \
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c.__name__ != 'IPlugin'
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]
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if not classes:
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print 'No plugin defined in %s' % (plugin_path)
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continue
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plugin = classes[0](iwla)
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plugin_name = plugin.__class__.__name__
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if not plugin.isValid(iwla.ANALYSIS_CLASS, iwla.API_VERSION):
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#print 'Plugin not valid %s' % (plugin_filename)
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continue
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#print 'Load plugin %s' % (plugin_name)
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requirements = plugin.getRequirements()
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if requirements:
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requirement_validated = False
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for r in requirements:
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for (_,p) in cache_plugins.items():
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if p.__class__.__name__ == r:
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requirement_validated = True
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break
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if not requirement_validated:
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print 'Missing requirements for plugin %s' % (plugin_path)
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break
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if not requirement_validated: continue
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if not plugin.load():
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print 'Plugin %s load failed' % (plugin_path)
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continue
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print '\tRegister %s' % (plugin_path)
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cache_plugins[plugin_path] = plugin
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except Exception as e:
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print 'Error loading \'%s\' => %s' % (plugin_path, e)
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traceback.print_exc()
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return cache_plugins
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