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#!/usr/bin/env python
# License of this file:
# Copy, Modify, Change, Sell it at your will.
#
# There is absolutely no warranty with this file
#
# (C) Copyright 2006 Holger Hans Peter Freyther
def check_dir(name, error):
"""
Check if the given directory exists, if not error
is printed and the application is left.
"""
import os, sys
import stat
if not os.path.isdir(name):
print error
sys.exit(-1)
def find_packages(dir):
import os
contents = os.listdir(dir)
ipks = []
for f in contents:
(root,ext) = os.path.splitext(f)
if ext == ".ipk":
ipks.append( f )
return ipks
def diff_dirs( old_ipks, new_ipks ):
"""
We will return three lists. The first one will
contain the files that are only in a, the second
the files in both directories and the third one
will
"""
only_old = [ i for i in old_ipks if i not in new_ipks]
both = [ i for i in old_ipks if i in new_ipks ]
only_new = [ i for i in new_ipks if i not in old_ipks]
return only_old, both, only_new
def print_result_start( old, both, new ):
"""
Print the findings of ipkg-diff
"""
print "ipkg-diff diff report"
print "%d packages found" % (len(old)+len(both)+len(new))
print "# of old/removed packages: %d" % len(old)
print "# of new packages: %d" % len(new)
print "# of possible changed packages: %d" % len(both)
print ""
if len(old) > 0:
for i in old:
print "Vanished ipk: %s" % i
if len(new) > 0:
for i in new:
print "New ipk: %s" % i
if __name__ == "__main__":
import os,sys
if len(sys.argv) != 3:
print "ipkg-diff OLD NEW"
sys.exit(-2)
check_dir(sys.argv[1], "Source Directory does not exist")
check_dir(sys.argv[2], "Dest Directory does not exists")
old_ipks = find_packages(sys.argv[1])
new_ipks = find_packages(sys.argv[2])
only_old, both, only_new = diff_dirs( old_ipks, new_ipks )
print_result_start( only_old, both, only_new )
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