hash + set crypt attr

This commit is contained in:
toto 2021-10-28 15:57:34 +02:00
parent ac6435d17f
commit 4c79d283b0

View File

@ -7,8 +7,9 @@ import mgzip as gzip
import tarfile
import sqlite3
import pathlib
from b2sdk.v2 import B2Api
import hashlib
from b2sdk.v2 import B2Api
from crypt import encrypt_file, decrypt_file
ZFILL = 5
@ -56,17 +57,17 @@ class Backup:
m_date = datetime.fromtimestamp(os.path.getmtime(uri)).strftime("%Y-%m-%d %H:%M:%S.%f")
c_date = datetime.fromtimestamp(os.path.getctime(uri)).strftime("%Y-%m-%d %H:%M:%S.%f")
if size > tarball_size:
crypt_name = self.bdd.add([{'name': f,
crypt_id = self.bdd.add([{'name': f,
'path': pathlib.Path(uri).as_posix(),
'size': size,
'm_date': m_date,
'c_date': c_date}],
compress_mode="gz")
if crypt_name is not None:
print("Proceed", uri)
'c_date': c_date}])
if crypt_id is not None:
print("Proceed", uri, ' ==> ', crypt_id)
enc = crypt(compress(uri), self.key)
self.bdd.set_crypt_attr(crypt_id, compress_mode="gz", sha1sum=hashlib.sha1(enc.read()).hexdigest())
print(" Size : ", get_size(enc))
upload_file(enc, self.save_mode, file_name=os.path.join(self.save_location, crypt_name), bucket=self.buk)
upload_file(enc, self.save_mode, file_name=os.path.join(self.save_location, str(crypt_id).zfill(ZFILL)), bucket=self.buk)
else:
files.append({'name': f,
'path': pathlib.Path(uri).as_posix(),
@ -76,19 +77,20 @@ class Backup:
elif os.path.isdir(uri) and recurse:
self.__save(uri, recurse=recurse)
if len(files) > 0:
crypt_name = self.bdd.add(files, compress_mode="tar.gz")
if crypt_name is not None:
print("Proceed", path, ":", [file['name'] for file in files])
crypt_id = self.bdd.add(files)
if crypt_id is not None:
print("Proceed", path, ":", [file['name'] for file in files], ' ==> ', crypt_id)
tarball = tar([file['path'] for file in files])
enc = crypt(compress(tarball), self.key)
self.bdd.set_crypt_attr(crypt_id, compress_mode="tar.gz", sha1sum=hashlib.sha1(enc.read()).hexdigest())
print(" Size : ", get_size(enc))
upload_file(enc, self.save_mode, file_name=os.path.join(self.save_location, crypt_name), bucket=self.buk)
upload_file(enc, self.save_mode, file_name=os.path.join(self.save_location, str(crypt_id).zfill(ZFILL)), bucket=self.buk)
def recover_file(self, paths, parents=False, save_path=os.getcwd()):
files = self.bdd.get_crypt_name(paths)
for file in files:
if file['crypt'] is not None:
encrypted_file = download_file(self.save_mode, os.path.join(self.save_location, file['crypt']), bucket=self.buk)
if file['crypt_id'] is not None:
encrypted_file = download_file(self.save_mode, os.path.join(self.save_location, str(file['crypt_id']).zfill(ZFILL)), bucket=self.buk)
if parents:
save_path = os.path.join(save_path, file['path'])
@ -236,7 +238,8 @@ class DataBase:
cursor.execute("""
CREATE TABLE IF NOT EXISTS crypt(
id INTEGER PRIMARY KEY UNIQUE NOT NULL,
compress_mode TEXT
compress_mode TEXT,
sha1sum TEXT
)
""")
@ -258,7 +261,7 @@ class DataBase:
try:
crypt_list.append({'name': os.path.basename(path),
'path': path,
'crypt': str(retval['crypt_id']).zfill(ZFILL),
'crypt_id': retval['crypt_id'],
'compress_mode': retval['compress_mode']})
except TypeError:
crypt_list.append({'path': path, 'crypt': None})
@ -275,6 +278,8 @@ class DataBase:
except TypeError:
pass
try:
if len(list(set(crypt_id_list))) == 1:
return crypt_id_list[0]
id = most_frequent(crypt_id_list)
except ValueError:
cursor.execute("""SELECT IFNULL(max(id) + 1, 0) as crypt_id FROM crypt""")
@ -291,6 +296,9 @@ class DataBase:
cursor.execute("""SELECT IFNULL(max(id) + 1, 0) as crypt_id FROM crypt""")
return cursor.fetchone()['crypt_id']
else:
cursor.execute("""UPDATE files SET crypt_id={id}
WHERE name IN ({name})
AND path IN ({path})""".format(**params))
return id
def exist(self, file):
@ -312,7 +320,12 @@ class DataBase:
else:
return True
def add(self, list_file, compress_mode=None):
def set_crypt_attr(self, crypt_id, compress_mode=None, sha1sum=None):
cursor = self.conn.cursor()
cursor.execute("""UPDATE crypt SET compress_mode='{mode}', sha1sum='{sum}' WHERE id='{id}'""".format(id=crypt_id, mode=compress_mode, sum=sha1sum))
self.conn.commit()
def add(self, list_file):
cursor = self.conn.cursor()
crypt_id = self.__get_crypt_id(list_file)
cursor.execute("""SELECT IFNULL(max(id) + 1, 0) as files_id FROM files""")
@ -330,9 +343,9 @@ class DataBase:
file_id += 1
proceed = True
if proceed:
cursor.execute("""INSERT OR IGNORE INTO crypt VALUES(?, ?)""", (crypt_id, compress_mode))
cursor.execute("""INSERT OR IGNORE INTO crypt (id) VALUES(?)""", (crypt_id,))
self.conn.commit()
return str(crypt_id).zfill(ZFILL)
return crypt_id
else:
return None