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79 lines
2.1 KiB
79 lines
2.1 KiB
#!/usr/bin/python
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import sqlite3
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import functools
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def hash_file(path,hash_if_less,sample):
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return _imohash(path,hash_if_less,sample)
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def hashify(top,hashfunc):
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old_dir = os.getcwd()
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os.chdir(top)
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ret = []
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for root,dirs,files in os.walk('.'):
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try:
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for file in files:
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filepath = os.path.join(root,file)
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hash = hashfunc(filepath)
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ret.append(
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(
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filepath,
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hash
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)
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)
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except PermissionError:
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print('Access denied:',root)
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except Exception as e:
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print(e,file)
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os.chdir(old_dir)
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return ret
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def __init_database__(con):
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cur = con.cursor()
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cur.execute('''CREATE TABLE IF NOT EXISTS `PATHS` (
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`PATH` TEXT,
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`HASH` BLOB,
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`ID` INTEGER)''')
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cur.execute('''CREATE TABLE IF NOT EXISTS `BACKUPS` (
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`ID` INTEGER,
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`HASH_THRESHOLD` INTEGER,
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`SAMPLE_SIZE` INTEGER)''')
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con.commit()
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class fs:
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def __init__(self,top,db_path=None,hash_threshold=1024**2,sample_size=128*1024,id=None):
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self.top=top
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self.hash_threshold=hash_threshold
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self.sample_size=sample_size
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self.hashfunc = functools.partial(
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hashfile,
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hash_if_less=self.hash_threshold,
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sample=self.sample
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)
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if db_path is None:
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self.db_path = 'fs.db'
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else:
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self.db_path=db_path
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self.con = sqlite3.connect(self.db_path)
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__init_database__(self.con)
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self.cur = self.con.cursor()
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self.hash_files = {}
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if id is None:
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self.cur.execute('SELECT MAX(id) FROM backups')
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id=self.cur.fetchone()
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if id[0] is None:
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self.id = 0
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else:
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self.id = id[0]+1
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else:
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self.id = id
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def write_to_db(self):
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pass
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def morph(self,other):
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pass
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def backup(self,other):
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if __name__ == "__main__":
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import os
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test = fs(os.getcwd())
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