Vorläufige Aufteilung auf einzelne Scripts

This commit is contained in:
Hartmut Bauer committed 2025-03-21 00:38:55 +01:00
1 parent 0c78fbaa4f
commit 1fcdb5669a
7 files changed
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#!/usr/bin/env bash
cp *.sh ../../bin/backup
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#!/usr/bin/env bash
#
# Aufruf via ssh auf dem jew. Server
#
# $1 - Logfile für den Backup-Lauf
#
# cron job auf nathan
#
# je Server:
#
# ssh nathan sudo /var/srv/nas/Server/bin/backup/cron.sh /var/srv/nas/backups/log/nathan-backup-full.log --daily
# ssh hamiller sudo /var/srv/nas/Server/bin/backup/cron.sh /var/srv/nas/backups/log/hamiller-backup-full.log --daily
# ssh synology sudo /volume1/nfs/Server/bin/backup/cron.sh /volume1/nfs/backups/log/synology-backup-full.log --daily
# ssh synology sudo /volume1/nfs/Server/bin/backup/cron.sh /volume1/nfs/backups/log/synology-backup-media-full.log --weekly
#
LOG="$1"
shift
HERE=$(dirname "$0")
$HERE/main.sh -a "$@" >"$LOG" 2>&1 &
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#!/usr/bin/eval bash
# TODO: cmd line handling
# fn für div. Aktionen (gemeinsame?)
BACKUP_ROOT=/var/docker/tmp
backup_data() {
TARGET_DIR="$BACKUP_ROOT/backup.$DAY"
NAS_ROOT=/var/srv/nas/backups
LOG_FILE="$NAS_ROOT/log/$HOST_NAME-backup.log"
log INFO "*** *** Begin hamiller server backup"
delete_dir $TARGET_DIR
check_directory $TARGET_DIR
# TODO: docker down
backup_all_dirs "/var" "$TARGET_DIR" # docker
# backup_all_dirs "/var/docker" "$TARGET_DIR" vol tmp
# backup_all_dirs "/var/docker/vol" "$TARGET_DIR"
# TODO: docker up
# TODO: copy backup files to NAS
log INFO "*** End of hamiller server backup"
list_archives $BACKUP_ROOT
}
# TODO: restore fn
while :; do
case $1 in
--daily)
backup_data
break
;;
--restore)
# TODO
break
;;
*) # Default case: No more options, so break out of the loop.
break
esac
shift
done
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HOST_NAME=$(hostname)
DAY=$(date +%u)
PASSPHRASE=1234567890
EXT=tgz.gpg
LIST_EXT=txt
# check if function $1 exists
#
# returns true/false
#
isFunction() { declare -Ff "$1" ; }
# Log-Datei schreiben.
#
# Die Ausgabe geht auch auf STDOUT, dadurch kann die vollständige Ausgabe,
# einschließlich Status- und Fehlermeldungen der Programme in ein erweitertes
# Log für die Fehlersuche umgeleitet werden.
#
# $1 - Typ, z.B. INFO, WARN, ERROR, etc.
# $2 ff. - die Meldung, die ins Log geschreiben wird
#
log() {
local type=$1
if [ "$type" == "ERROR" ]; then ERROR=0; fi
shift 1
echo "$(date '+%d.%m.%Y %H:%M:%S') - $type $@" | sudo tee -a $LOG_FILE
}
# Ist $1 in der Liste der restlichen args $2, $3 ...
#
# zB. if is_in "foo" "foo" "bar" "foo bar" ; then ...
# Leere Liste liefert immer false
#
is_in() {
local search="$1"
shift 1
local e
for e in "$@"; do [[ "$e" == "$search" ]] && return 0; done
return 1
}
# Alle Verzechnisnamen in einem Verzeichnis holen.
#
# $1 - Verzeichnis in dem gesucht wird als absoluter Pfad
# $2 ff. - auszuschliessende Verzeichnisse (kann leer bleiben)
#
iterate_dirs_in() {
local dirname
local root=$1
shift 1
for dir in $(sudo find "$root" -maxdepth 1 -type d \! -wholename "$root"); do
dirname=$(basename $dir)
if ! is_in "$dirname" "$@"; then
echo "$dirname"
fi
done
}
# create directory if it not exists
#
# $1 - dir to check
#
check_directory() {
local dir=$1
if [ -d "$1" ]; then
return 0
else
mkdir -p "$1" && return 0
sudo mkdir -p "$1" && return 0
log ERROR "### could not create directory $1!"
# no chance to recover
exit 1
fi
}
# Verzeichnis löschen
#
# Im Fehlerfall wird rc=1 zurückgegeben
#
# $1 - zu löschendes Verzeichnis
#
delete_dir() {
local dir=$1
sudo rm -rf "$dir" && return 0
log ERROR "### could not delete directory $1!"
# return error, so caller can decide what to do
return 1
}
# Slashes "/" im Pfadnamen durch Dashes "-" ersetzen, so dass der String als Dateiname verwendet werden kann.
#
# $1 - path
backup_file_prefix() {
echo "$1" | sed -E 's/^\///' | sed -E 's/\//-/g'
}
# Verzeichnise in .tgz.gpg-Dateien sichern.
#
# $1 - Verzeichnis, das gesichert wird: alle Verzeichnisse darunter werden einzeln als .tgz.gpg-Datei gesichert
# $2 - Zielverzeichnis für .tgz.gpg-Dateien
# $3 ff. - Verzeichnisse, die nicht gesichert werden sollen (kann leer bleiben)
#
backup_all_dirs() {
local root=$1
local target=$2
local prefix=$(backup_file_prefix $root)
local tar_file
local dir
shift 2
for dir in $(iterate_dirs_in "$root" "$@"); do
tar_file="$target/$prefix-$dir.$EXT"
backup_dir "$root" "$tar_file" "$dir"
create_list "$tar_file" "$dir"
test_integrity "$tar_file"
done
}
# Einzelnes Verzeichnis sichern.
#
# $1 - Pfad um Verzeichnis, das gesichert werden soll
# $2 - Zielpfad und -name für das Archiv
# $2 - zu sicherndes Verzeichnis
#
backup_dir() {
local root=$1
local archive=$2
local dir=$3
log INFO "--- Backup $root/$dir -> $archive"
sudo tar -c -z --numeric-owner --one-file-system --exclude "@eaDir" -C "$root" "$dir" | sudo gpg --batch -c --passphrase $PASSPHRASE -o "$archive"
local rc=$?
if [ "$rc" == "0" ] ; then
log INFO "*** success"
else
log ERROR "### see full log"
fi
}
# Inhalt des Archivs in eine Textdatei ausgeben.
#
# $1 - Archiv
#
create_list() {
local archive=$1
log INFO "--- List $archive"
sudo gpg --batch --decrypt --passphrase $PASSPHRASE "$archive" | sudo tar -tzv | sudo tee "$archive.$LIST_EXT" >/dev/null
local rc=$?
if [ "$rc" == "0" ] ; then
log INFO "*** success"
else
log ERROR "### see full log"
fi
}
# Integrität des Archivs testen, indem es entschlüsselt, entpackt
# und der Inhalt auf /dev/null ausgegeben wird.
#
# $1 - Archiv
#
test_integrity() {
local archive=$1
log INFO "--- Check integrity of $archive"
sudo gpg --batch --decrypt --passphrase $PASSPHRASE "$archive" | sudo tar -xzO >/dev/null
local rc=$?
if [ "$rc" == "0" ] ; then
log INFO "*** success"
else
log ERROR "### see full log"
fi
}
# Restore aus Archiv
#
# Wird nach pwd ausgegeben!
#
# $1 - Archiv, ggf. mit Pfad
# $2 ff. - zurückzusichernde Dateien/Verzeichnisse
#
restore() {
local archive=$1
shift 1
sudo gpg --batch --decrypt --passphrase $PASSPHRASE "$archive" | sudo tar -xzv $@ >/dev/null
local rc=$?
if [ "$rc" == "0" ] ; then
log INFO "*** success"
else
log ERROR "### see full log"
fi
}
# Liste der Archives auf stdout ausgeben
#
# Zeigt alle Archive incl. Verzeichnis (ohne $1) an
#
# z.B.
# $1 = /volume1/nfs/backups
# ...
# /daily/synology/backup.3/volume1-nfs-Server.tgz.gpg
# /weekly/synology/volume1-media-books.tgz.gpg
#
# $1 - Verzeichnis unter dem alle Backups liegen
#
list_archives() {
local target=$1
local targ=${target//\//\\\/} # slashes escapen
echo "#$targ#"
sudo find "$target" -type f -name "*.$EXT" | grep "${HOST_NAME}/" | sed -E "s/^$targ//"
}
# Inhalt des Archivs $2 auf stdout ausgeben
#
# $1 - Verzeichnis unter dem alle Backups liegen
# $2 - Archiv-Datei mit Pfad ab $1
#
list_archive_content() {
local root=$1
local archive=$2
sudo cat "$root/${archive/#\//}.$LIST_EXT"
}
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#!/bin/bash
#
# entrypoint for all actions
#
HERE=$(dirname "$0")
. $HERE/main.inc.sh
show_help() {
echo "usage: $0 options"
echo " -a, --auto start nightly backup on local machine"
echo " --list list archives"
echo ' --content <archive> '
echo " show contents of archive"
echo ' -r, --restore <archive> <file(s)> '
echo " restore files from archive to pwd"
echo " -h, -?. --help show this help"
}
echo " ### main.sh"
# Initialize all the option variables.
# This ensures we are not contaminated by variables from the environment.
file=
archive=
while :; do
case $1 in
-h|-\?|--help)
show_help # Display a usage synopsis.
exit 0
;;
-a|--auto)
shift
. $HERE/$HOST_NAME.sh "$@" # >$LOGF 2>&1
break # exit kehrt nicht zu run.sh zurück
;;
--list)
. $HERE/$HOST_NAME.sh -l
break;
;;
--content)
if [ "$2" ]; then
. $HERE/$HOST_NAME.sh -c $2
else
echo 'ERROR: "--content" requires a non-empty option argument.'
fi
break
;;
-r|--restore)
if [ "$2" ]; then
echo "not yet implemented"
archive=$2
shift
#. $HERE/$HOST_NAME.sh -r $archive $@
else
echo 'ERROR: "--restore" requires a non-empty option argument.'
fi
break
;;
# --- example -> https://mywiki.wooledge.org/BashFAQ/035
-f|--file) # Takes an option argument; ensure it has been specified.
if [ "$2" ]; then
file=$2
shift
else
die 'ERROR: "--file" requires a non-empty option argument.'
fi
;;
--file=?*)
file=${1#*=} # Delete everything up to "=" and assign the remainder.
;;
--file=) # Handle the case of an empty --file=
die 'ERROR: "--file" requires a non-empty option argument.'
;;
--) # End of all options.
shift
break
;;
-?*)
echo "WARN: Unknown option (ignored): $1"
echo
show_help
exit
;;
*) # Default case: No more options, so break out of the loop.
break
esac
shift
done
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#!/usr/bin/env bash
# TODO: cmd line handling
# fn für div. Aktionen (gemeinsame?)
BACKUP_ROOT=/var/docker/tmp
backup_data() {
TARGET_DIR="$BACKUP_ROOT/backup.$DAY"
NAS_ROOT=/var/srv/nas/backups
LOG_FILE="$NAS_ROOT/log/$HOST_NAME-backup.log"
log INFO "*** *** Begin nathan server backup"
delete_dir "$TARGET_DIR"
check_directory "$TARGET_DIR"
# TODO: docker down
backup_all_dirs "/var" "$TARGET_DIR" docker
backup_all_dirs "/var/docker" "$TARGET_DIR" vol tmp
backup_all_dirs "/var/docker/vol" "$TARGET_DIR"
# TODO: docker up
# TODO: copy backup files to NAS
log INFO "*** End of nathan server backup"
list_archives $BACKUP_ROOT
}
# TODO: restore fn
while :; do
case $1 in
--daily)
backup_data
break
;;
--restore)
# TODO
break
;;
*) # Default case: No more options, so break out of the loop.
break
esac
shift
done
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#!/usr/bin/eval bash
# TODO: cmd line handling
# fn für div. Aktionen (gemeinsame?)
NAS_ROOT=/volume1/nfs/backups
backup_media() {
TARGET_DIR="$NAS_ROOT/weekly/$HOST_NAME"
LOG_FILE="$NAS_ROOT/log/$HOST_NAME-backup-media.log"
log INFO "*** *** Begin NAS backup (media/books, media/music)"
EXCLUDE_DIRS=("@eaDir" "Temporary Items" "lost+found" serien tmp video "video.archive")
check_directory $TARGET_DIR
# media/books media/music
backup_all_dirs "/volume1/media" "$TARGET_DIR" "${EXCLUDE_DIRS[@]}"
log INFO "*** End of NAS backup"
list_archives $TARGET_DIR
}
backup_data() {
TARGET_DIR="$NAS_ROOT/daily/$HOST_NAME/backup.$DAY"
LOG_FILE="$NAS_ROOT/log/$HOST_NAME-backup.log"
log INFO "*** *** Begin NAS backup (data, nfs)"
EXCLUDE_DIRS=("@eaDir" "Temporary Items" "lost+found")
delete_dir $TARGET_DIR # bei Fehler werden die Dateien hoffentlich überschrieben
check_directory $TARGET_DIR
# data
backup_all_dirs "/volume1/data" "$TARGET_DIR" "${EXCLUDE_DIRS[@]}"
EXCLUDE_DIRS=("@eaDir" "Temporary Items" "lost+found" backups)
# nfs
backup_all_dirs "/volume1/nfs" "$TARGET_DIR" "${EXCLUDE_DIRS[@]}"
log INFO "*** End of NAS backup"
list_archives $TARGET_DIR
}
# TODO: restore fn
##
# auto backup handling
#
# hostname-scripte setzen vars und definieren Funktionen backup_daily1, 2, usw. und backup_weekly1, 2, usw.
# in den Funktionen werden die vars für den einzelnen backuü gesetzt (target, excludes, usw.)
# im main-script wird dann dass hostname-script gesourced und in einer Schleife werden die
# entsprechenden backup_*-Funktionen aufgerufen
#
# count=1
# while [ $(isFunction backup_daily$count) ]; do
# backup_daily$count # setzt die nötigen vars für den backup
# do_backup "daily"
# let "count += 1"
# done
#
while :; do
case $1 in
--daily)
backup_data
break
;;
--weekly)
backup_media
break
;;
-l|--list)
list_archives "$NAS_ROOT"
break;
;;
-c|--content)
if [ "$2" ]; then
list_archive_content "$NAS_ROOT" "$2"
else
echo 'ERROR: "--content" requires a non-empty option argument.'
fi
break
;;
--restore)
# TODO
break
;;
*) # Default case: No more options, so break out of the loop.
break
esac
shift
done