misc-utilities
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mikes-backup
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Implemented an "in progress" dir for differentials that only gets renamed upon success

This commit is contained in:
Mike 2019-08-05 01:06:39 -07:00
parent fca18717fb
commit 1d3e08e804
1 changed files with 20 additions and 6 deletions
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mikes-backup
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@ -35,6 +35,7 @@ class MikesBackup:
CONST_FULL_DIRECTORY_NAME = "Full"
CONST_DIFFERENTIAL_DIRECTORY_NAME = "Differential"
CONST_DIFFERENTIAL_IN_PROGRESS_DIRECTORY_NAME = "IN-PROGRESS"
#
def __init__(self):
@ -360,8 +361,9 @@ class MikesBackup:
# Get directories
link_dest_dir = self.determine_rsync_backup_link_destination_path()
destination_dir = self.make_remote_differential_backup_path()
self.ensure_destination_directory(destination_dir)
destination_dir_in_progress = self.make_remote_differential_in_progress_backup_path()
destination_dir_final = self.make_remote_differential_backup_path()
self.ensure_destination_directory(destination_dir_in_progress)
# Add link dest arg?
if link_dest_dir:
@ -372,13 +374,19 @@ class MikesBackup:
args.append(self.make_rsync_source_directory_part())
# Append remote destination directory
args.append(self.make_rsync_remote_destination_part(destination_dir))
args.append(self.make_rsync_remote_destination_part(destination_dir_in_progress))
# print("Args", str(args))
self.log("Link destination dir: " + link_dest_dir)
self.log("Destination dir: " + destination_dir)
self.log("Destination dir: " + destination_dir_in_progress)
self.execute_rsync(args)
self.log("Rsync seems to have finished successfully")
self.log("Renaming temporary directory")
self.log("Old: " + destination_dir_in_progress)
self.log("New: " + destination_dir_final)
os.rename(destination_dir_in_progress, destination_dir_final)
self.log("Rename was successful")
#
def make_log_directory_path(self):
@ -420,6 +428,13 @@ class MikesBackup:
raise Exception("No remote directory was specified")
return os.path.join(self.__destination_dir_base, self.CONST_DIFFERENTIAL_DIRECTORY_NAME)
#
def make_remote_differential_in_progress_backup_path(self):
diff_path_base = self.make_remote_differential_backup_path_base()
return os.path.join(diff_path_base, self.CONST_DIFFERENTIAL_IN_PROGRESS_DIRECTORY_NAME)
#
def make_remote_differential_backup_path(self):
@ -507,7 +522,6 @@ class MikesBackup:
if not newest_path:
self.log("Didn't find a \"Full\" backup on remote")
# TODO: Need to use a temp name for diff directories, so interrupted diffs don't get used
# TODO: Allow user to specify whether rsync success is only return 0, or also 23/24 (partial xfers)
# Get listing info for all differential directories
differential_path_base = self.make_remote_differential_backup_path_base()