external/mailinabox
1
0
Fork 0
mirror of https://github.com/mail-in-a-box/mailinabox.git synced 2025-04-22 03:06:55 +00:00
Code Issues Releases Wiki Activity

Final corrections and tweaks

Browse Source
This commit is contained in:
David Piggott 2015-03-28 17:32:35 +00:00
parent 108cc55ca1
commit 2c6941c34c
1 changed files with 13 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
management/backup.py
View File

@ -2,11 +2,10 @@
# This script performs a backup of all user data: # This script performs a backup of all user data:
# 1) System services are stopped while a copy of user data is made. # 1) System services are stopped while a copy of user data is made.
# 2) An incremental backup is made using duplicity into the # 2) An incremental encrypted backup is made using duplicity into the
# directory STORAGE_ROOT/backup/duplicity. # directory STORAGE_ROOT/backup/encrypted. The password used for
# encryption is stored in backup/secret_key.txt.
# 3) The stopped services are restarted. # 3) The stopped services are restarted.
# 4) The backup files are encrypted with a long password (stored in
# backup/secret_key.txt) to STORAGE_ROOT/backup/encrypted.
# 5) STORAGE_ROOT/backup/after-backup is executd if it exists. # 5) STORAGE_ROOT/backup/after-backup is executd if it exists.
import os, os.path, shutil, glob, re, datetime import os, os.path, shutil, glob, re, datetime
@ -14,13 +13,13 @@ import dateutil.parser, dateutil.relativedelta, dateutil.tz
from utils import exclusive_process, load_environment, shell from utils import exclusive_process, load_environment, shell
# destroy backups when the most recent increment in the chain # Destroy backups when the most recent increment in the chain
# that depends on it is this many days old. # that depends on it is this many days old.
keep_backups_for_days = 3 keep_backups_for_days = 3
def backup_status(env): def backup_status(env):
# What is the current status of backups? # What is the current status of backups?
# Loop through all of the files in STORAGE_ROOT/backup/duplicity to # Loop through all of the files in STORAGE_ROOT/backup/encrypted to
# get a list of all of the backups taken and sum up file sizes to # get a list of all of the backups taken and sum up file sizes to
# see how large the storage is. # see how large the storage is.
@ -202,10 +201,8 @@ def perform_backup(full_backup):
shell('check_call', [ shell('check_call', [
"/usr/bin/duplicity", "/usr/bin/duplicity",
"full" if full_backup else "incr", "full" if full_backup else "incr",
"--archive-dir", "/tmp/duplicity-archive-dir",
"--exclude", backup_dir, "--exclude", backup_dir,
"--volsize", "100", "--volsize", "250",
"--verbosity", "warning",
env["STORAGE_ROOT"], env["STORAGE_ROOT"],
"file://" + backup_encrypted_dir "file://" + backup_encrypted_dir
], ],
@ -222,20 +219,20 @@ def perform_backup(full_backup):
shutil.rmtree(migrated_unencrypted_backup_dir) shutil.rmtree(migrated_unencrypted_backup_dir)
# Remove old backups. This deletes all backup data no longer needed # Remove old backups. This deletes all backup data no longer needed
# from more than 3 days ago. Must do this before destroying the # from more than 3 days ago.
# cache directory or else this command will re-create it.
shell('check_call', [ shell('check_call', [
"/usr/bin/duplicity", "/usr/bin/duplicity",
"remove-older-than", "remove-older-than",
"%dD" % keep_backups_for_days, "%dD" % keep_backups_for_days,
"--archive-dir", "/tmp/duplicity-archive-dir",
"--force", "--force",
"--verbosity", "warning",
"file://" + backup_encrypted_dir "file://" + backup_encrypted_dir
]) ])
shell('check_call', [
# Remove duplicity's cache directory because it's redundant with our backup directory. "/usr/bin/duplicity",
shutil.rmtree("/tmp/duplicity-archive-dir") "cleanup",
"--force",
"file://" + backup_encrypted_dir
])
# Execute a post-backup script that does the copying to a remote server. # Execute a post-backup script that does the copying to a remote server.
# Run as the STORAGE_USER user, not as root. Pass our settings in # Run as the STORAGE_USER user, not as root. Pass our settings in