updated help, added bashup-restore-pdns.sh
This commit is contained in:
Matthew Saunders Brown
parent
3324e5fd3f
commit
2c08c5ceb9
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@ -17,10 +17,13 @@ fi
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help()
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{
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thisfilename=$(basename -- "$0")
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echo "$thisfilename"
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echo "Bashup - A set of bash scripts for managing backups."
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echo "https://git.stack-source.com/msb/bashup"
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echo "MIT License Copyright (c) 2021 Matthew Saunders Brown"
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echo ""
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echo "Restore file(s) from backup."
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echo ""
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echo "usage: $thisfilename [-b BACKUPDATE] [-f PATH]"
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echo "Usage: $thisfilename [-b BACKUPDATE] [-p PATH]"
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echo ""
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echo " -b BACKUPDATE Backup date/archive to restore from."
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echo " -p PATH Path to file or directory to restore."
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@ -31,6 +34,27 @@ help()
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exit
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}
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# set any options that were passed
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while getopts "b:p:h" opt; do
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case "${opt}" in
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h )
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help
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exit;;
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b )
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backup=${OPTARG}
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;;
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p )
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pathtorestore=${OPTARG}
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;;
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\? )
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echo "Invalid option: $OPTARG" 1>&2
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exit 1;;
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: )
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echo "Invalid option: $OPTARG requires an argument" 1>&2
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exit 1;;
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esac
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done
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if [ ! -d $backup_storage_dir ]; then
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echo "ERROR: Backup storage dir ($backup_storage_dir) does not exist."
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exit 1
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@ -53,27 +77,6 @@ if [ $? -eq 0 ]; then
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fi
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fi
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# set any options that were passed
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while getopts "b:p:h" opt; do
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case "${opt}" in
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h )
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help
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exit;;
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b )
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backup=${OPTARG}
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;;
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p )
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pathtorestore=${OPTARG}
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;;
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\? )
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echo "Invalid option: $OPTARG" 1>&2
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exit 1;;
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: )
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echo "Invalid option: $OPTARG requires an argument" 1>&2
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exit 1;;
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esac
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done
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# get list of backups (dates)
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existing_backups=($(ls $backup_storage_dir|grep -v lost+found))
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@ -17,10 +17,13 @@ fi
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help()
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{
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thisfilename=$(basename -- "$0")
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echo "$thisfilename"
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echo "Bashup - A set of bash scripts for managing backups."
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echo "https://git.stack-source.com/msb/bashup"
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echo "MIT License Copyright (c) 2021 Matthew Saunders Brown"
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echo ""
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echo "Restore database from backup."
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echo ""
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echo "usage: $thisfilename [-b BACKUPDATE] [-d DATABASE]"
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echo "Usage: $thisfilename [-b BACKUPDATE] [-d DATABASE]"
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echo ""
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echo " -b BACKUPDATE Backup date/archive to restore from."
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echo " -d DATABASE Database to restore."
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@ -31,6 +34,27 @@ help()
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exit
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}
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# set any options that were passed
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while getopts "b:d:h" opt; do
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case "${opt}" in
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h )
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help
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exit;;
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b )
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backup=${OPTARG}
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;;
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d )
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database=${OPTARG}
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;;
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\? )
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echo "Invalid option: $OPTARG" 1>&2
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exit 1;;
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: )
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echo "Invalid option: $OPTARG requires an argument" 1>&2
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exit 1;;
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esac
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done
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if [ ! -d $backup_storage_dir ]; then
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echo "ERROR: Backup storage dir ($backup_storage_dir) does not exist."
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exit 1
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@ -53,27 +77,6 @@ if [ $? -eq 0 ]; then
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fi
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fi
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# set any options that were passed
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while getopts "b:d:h" opt; do
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case "${opt}" in
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h )
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help
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exit;;
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b )
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backup=${OPTARG}
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;;
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d )
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database=${OPTARG}
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;;
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\? )
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echo "Invalid option: $OPTARG" 1>&2
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exit 1;;
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: )
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echo "Invalid option: $OPTARG requires an argument" 1>&2
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exit 1;;
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esac
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done
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# get list of backups (dates)
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existing_backups=($(ls $backup_storage_dir|grep -v lost+found))
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150
bashup-restore-pdns.sh
Executable file
150
bashup-restore-pdns.sh
Executable file
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@ -0,0 +1,150 @@
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#!/bin/bash
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#
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# Bashup - A set of bash scripts for managing backups.
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# https://git.stack-source.com/msb/bashup
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# MIT License Copyright (c) 2021 Matthew Saunders Brown
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# backup directory
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backup_storage_dir='/mnt/backups';
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# check for local config, which can be used to override any of the above
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if [[ -f /usr/local/etc/bashup.cnf ]]; then
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source /usr/local/etc/bashup.cnf
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fi
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help()
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{
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thisfilename=$(basename -- "$0")
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echo "Bashup - A set of bash scripts for managing backups."
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echo "https://git.stack-source.com/msb/bashup"
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echo "MIT License Copyright (c) 2021 Matthew Saunders Brown"
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echo ""
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echo "Restore database from backup."
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echo ""
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echo "Usage: $thisfilename [-b BACKUPDATE] [-z ZONE]"
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echo ""
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echo " -b BACKUPDATE Backup date/archive to restore from."
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echo " -z ZONE DNS Zone to restore."
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echo " -h Print this help."
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echo " You will be prompted to select backup date and/or"
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echo " zone name from a list of available options"
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echo " if they are not specified on the command line."
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exit
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}
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# set any options that were passed
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while getopts "b:z:h" opt; do
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case "${opt}" in
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h )
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help
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exit;;
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b )
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backup=${OPTARG}
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;;
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z )
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zone=${OPTARG}
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;;
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\? )
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echo "Invalid option: $OPTARG" 1>&2
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exit 1;;
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: )
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echo "Invalid option: $OPTARG requires an argument" 1>&2
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exit 1;;
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esac
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done
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if [ ! -d $backup_storage_dir ]; then
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echo "ERROR: Backup storage dir ($backup_storage_dir) does not exist."
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exit 1
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fi
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# check if backup_storage_dir is a mount in fstab
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grep -qs " $backup_storage_dir " /etc/fstab
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if [ $? -eq 0 ]; then
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# check if backup_storage_dir is already mounted
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grep -qs " $backup_storage_dir " /proc/mounts
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if [ $? -ne 0 ]; then
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# attempt to mount backups
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mount $backup_storage_dir
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# re-check for backups mount
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grep -qs " $backup_storage_dir " /proc/mounts
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if [ $? -ne 0 ]; then
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echo "ERROR: failed to mount $backup_storage_dir"
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exit 1
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fi
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fi
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fi
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# get list of backups (dates)
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existing_backups=($(ls $backup_storage_dir|grep -v lost+found))
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# prompt if backup was not set on command line
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if [ -z "$backup" ] ; then
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# select backup to restore from
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PS3="Select number of backup to restore from: "
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existing_backups_len=${#existing_backups[@]}
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select backup in ${existing_backups[@]}
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do
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if [[ $REPLY -gt 0 ]] && [[ $REPLY -le $existing_backups_len ]]; then
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echo $backup
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break
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else
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echo "ERROR: Invalid entry, try again."
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fi
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done
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fi
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# set zone_file
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if [ ! -z "$zone" ] ; then
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zone_file="$zone.zone"
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else
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if [ -d $backup_storage_dir/$backup/pdns ]; then
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# get list of zones in backup
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existing_zones=($(ls $backup_storage_dir/$backup/pdns))
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# set array with names of zones (without .zone suffix)
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declare -a existing_zone_names
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for existing_zone in "${existing_zones[@]}"; do
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existing_zone_name="$(basename $existing_zone .zone)"
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existing_zone_names+=("$existing_zone_name")
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done
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# select zone dump to restore
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PS3="Select number of zone to restore: "
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existing_zone_names_len=${#existing_zone_names[@]}
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select zone in ${existing_zone_names[@]}
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do
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if [[ $REPLY -gt 0 ]] && [[ $REPLY -le $existing_zone_names_len ]]; then
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zone_file=$zone.zone
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break
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else
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echo "ERROR: Invalid entry, try again."
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fi
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done
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else
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echo "ERROR: Backup dir for $backup/pdns/ does not exist."
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exit 1
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fi
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fi
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# check that dump exists and restore it now
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if [ -d $backup_storage_dir/$backup ]; then
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if [ -f $backup_storage_dir/$backup/pdns/$zone_file ]; then
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# Still in testing mode, display command instead of running it
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echo "To restore zone $zone from backup $backup run this command:"
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echo "/usr/bin/pdnsutil load-zone $zone $backup_storage_dir/$backup/pdns/$zone_file"
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# echo "SUCCESS: Zone $zone from backup $backup has been restored."
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else
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echo "ERROR: Zone file for zone $zone does not exist in the $backup backup dir."
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exit 1
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fi
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else
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echo "ERROR: Backup dir for $backup does not exist."
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exit 1
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fi
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# check if backup_storage_dir is mounted and unmount if so
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grep -qs " $backup_storage_dir " /proc/mounts
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if [ $? -eq 0 ]; then
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umount $backup_storage_dir
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fi
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exit
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