def __init__(self, name, fileList, processIDs):
"""give a file list and a name construct a swirl into memory """
self._pathCache = {}
self._detectedPackageManager()
self.swirl = Swirl(name, datetime.now())
#
# let's see if we have proecss ID we might need to scan for dynamic dependecies
# with the help of the /proc FS
#
# synamicDependencies = { 'binarypath' : [list of file it depends to],
# '/bin/bash' : ['/lib/x86_64-linux-gnu/libnss_files-2.15.so',
# '/lib/x86_64-linux-gnu/libnss_nis-2.15.so']}
dynamicDependecies = {}
if processIDs :
if not fileList :
fileList = []
for proc in processIDs.split(','):
proc = proc.strip()
# add the binary
binaryFile = os.readlink('/proc/' + proc + '/exe')
fileList.append( binaryFile )
dynamicDependecies[binaryFile] = []
f=open('/proc/' + proc + '/maps')
maps = f.read()
f.close()
for i in maps.split('\n'):
tokens = i.split()
if len(tokens) > 5 and 'x' in tokens[1] and os.path.isfile(tokens[5]):
# memory mapped area is executable and point to a files
dynamicDependecies[binaryFile].append( tokens[5] )
for i in fileList:
if os.path.islink(i):
swirlFile = SwirlFile( i )
swirlFile.type = 'link'
self.swirl.addFile(swirlFile)
elif os.path.isfile(i):
if i in dynamicDependecies:
swirlFile = PluginManager.getSwirl(i)
else:
swirlFile = PluginManager.getSwirl(i)
#self._hashDependencies(swirlFile)
self.swirl.addFile(swirlFile)
elif os.path.isdir(i):
pass
else:
raise IOError("The file %s cannot be opened." % i)
#
# we might need to add the dynamic dependencies to the swirl
# if they did not get detected already
for fileName in dynamicDependecies.keys():
swirlFile = self.swirl.getSwirlFile(fileName)
listDepFile = swirlFile.getListDependenciesFiles()
for dynamicDepFile in dynamicDependecies[fileName]:
if dynamicDepFile not in listDepFile:
newDeps = PluginManager.getDependeciesFromPath(dynamicDepFile)
for i in newDeps:
swirlFile.addDependency( i )
# now that I have all the dependencies in place (both static and dynamic)
# I can do the hashing
for i in self.swirl.swirlFiles:
self._hashDependencies(i)
