From 7344c6a09c37e2d3102c4a9b5b25ea62d2dcc5b2 Mon Sep 17 00:00:00 2001 From: Anand Doshi Date: Tue, 14 Jun 2011 16:06:25 +0530 Subject: [PATCH] renamed backups.py to backups-temp.py --- cgi-bin/webnotes/utils/backups.py | 183 ------------------------------ 1 file changed, 183 deletions(-) delete mode 100644 cgi-bin/webnotes/utils/backups.py diff --git a/cgi-bin/webnotes/utils/backups.py b/cgi-bin/webnotes/utils/backups.py deleted file mode 100644 index 75f1b55fff..0000000000 --- a/cgi-bin/webnotes/utils/backups.py +++ /dev/null @@ -1,183 +0,0 @@ -""" - This module handles the On Demand Backup utility -""" -#Imports -import os, webnotes -from datetime import datetime - - -#Global constants -from webnotes.defs import backup_path, backup_link_path, backup_url -verbose = 0 - -#------------------------------------------------------------------------------- -class BackupGenerator: - """ - This class contains methods to perform On Demand Backup - - To initialize, specify (db_name, user, password, db_file_name=None) - If specifying db_file_name, also append ".sql.gz" - """ - def __init__(self, db_name, user, password, db_file_name=None): - self.db_name = db_name - self.user = user - self.password = password - self.db_file_name = db_file_name and db_file_name \ - or (backup_path + db_name + ".sql.gz") - - def take_dump(self): - """ - Dumps a db via mysqldump - """ - os.system("""mysqldump -u %(user)s -p%(password)s %(db_name)s | - gzip -c > %(db_file_name)s""" % self.__dict__) - - - def copy_to_backup_link(self): - """ - Copies the backup file from backup path to shared link path - It also gives the file a random name, thus hiding the db_name - """ - import random - todays_date = "".join(str(datetime.date(datetime.today())).split("-")) - random_number = str(int(random.random()*99999999)) - - #Generate a random name using today's date and a 8 digit random number - random_name = todays_date + "_" + random_number + ".sql.gz" - - os.system("""cp -f %(src_file)s %(dest_file)s""" % \ - {"src_file":self.db_file_name, - "dest_file":(backup_link_path + random_name)}) - if verbose: print "file copied" - return random_name - - - def get_recipients(self): - """ - Get recepient's email address - """ - import webnotes.db - webnotes.conn = webnotes.db.Database(use_default = 1) - recipient_list = webnotes.conn.sql("""SELECT parent FROM tabUserRole - WHERE role='System Manager' - AND parent!='Administrator'""") - return [i[0] for i in recipient_list] - - - def send_email(self, backup_file): - """ - Sends the link to backup file located at erpnext/backups - """ - file_url = backup_url + backup_file - from webnotes.utils.email_lib import sendmail - - recipient_list = self.get_recipients() - msg = """Click here to begin downloading\ - your backup - - This link will be valid for 24 hours. - - Also, a new backup will be available for download (if requested)\ - only after 24 hours.""" % {"file_url":file_url} - - datetime_str = datetime.fromtimestamp(os.stat(self.db_file_name).st_ctime) - - subject = datetime_str.strftime("%d/%m/%Y %H:%M:%S") + """ - Backup ready to be downloaded""" - sendmail(recipients=recipient_list, msg=msg, subject=subject) - - - - def get_backup(self): - """ - Takes a new dump if existing file is old - and sends the link to the file as email - """ - #Check if file exists and is less than a day old - #If not Take Dump - if is_file_old(self.db_file_name): - self.take_dump() - - #Copy file to backup_link_path - #This is a security hole. When the user calls get_backup repeatedly - #a file will be generated each time. - backup_file = self.copy_to_backup_link() - - #Email Link - self.send_email(backup_file) - -#------------------------------------------------------------------------------- -def get_backup(): - """ - This function is executed when the user clicks on - Toos > Download Backup - """ - #if verbose: print webnotes.conn.cur_db_name + " " + webnotes.defs.db_password - odb = BackupGenerator(webnotes.conn.cur_db_name, webnotes.conn.cur_db_name,\ - webnotes.defs.db_password) - odb.get_backup() - delete_temp_backups() - webnotes.msgprint("""A download link to your backup will be emailed \ - to you shortly.""") - - -def delete_temp_backups(): - """ - Cleans up the backup_link_path directory by deleting files older than 24 hours - """ - file_list = os.listdir(backup_link_path) - for this_file in file_list: - this_file_path = backup_link_path + this_file - if is_file_old(this_file_path): - os.remove(this_file_path) - - -def is_file_old(db_file_name, older_than=24): - """ - Checks if file exists and is older than specified hours - Returns -> - True: file does not exist or file is old - False: file is new - """ - if os.path.isfile(db_file_name): - from datetime import timedelta - import time - #Get timestamp of the file - file_datetime = datetime.fromtimestamp\ - (os.stat(db_file_name).st_ctime) - if datetime.today() - file_datetime >= timedelta(hours = older_than): - if verbose: print "File is old" - return True - else: - if verbose: print "File is recent" - return False - else: - if verbose: print "File does not exist" - return True - -#------------------------------------------------------------------------------- - -if __name__ == "__main__": - """ - is_file_old db_name user password - get_backup db_name user password - """ - import sys - cmd = sys.argv[1] - if cmd == "is_file_old": - odb = BackupGenerator(sys.argv[2], sys.argv[3], sys.argv[4]) - is_file_old(odb.db_file_name) - - if cmd == "get_backup": - odb = BackupGenerator(sys.argv[2], sys.argv[3], sys.argv[4]) - odb.get_backup() - - if cmd == "take_dump": - odb = BackupGenerator(sys.argv[2], sys.argv[3], sys.argv[4]) - odb.take_dump() - - if cmd == "send_email": - odb = BackupGenerator(sys.argv[2], sys.argv[3], sys.argv[4]) - odb.send_email("abc.sql.gz") - - if cmd == "delete_temp_backups": - delete_temp_backups()