259 lines
6.6 KiB
Bash
Executable File
259 lines
6.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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RUN_DIR=/var/docker
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BACKUP_DIR=vol
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SOURCE=nextcloud
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TARGET_DIR=/var/docker/tmp
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PASSPHRASE=1234567890
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EXT=tgz.gpg
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RESTORE=vol/nextcloud/data/data/nextcloud.log
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# Log-Datei schreiben.
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#
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# Die Ausgabe geht auch auf STDOUT, dadurch kann die vollständige Ausgabe,
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# einschließlich Status- und Fehlermeldungen der Programme in ein erweitertes
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# Log für die Fehlersuche umgeleitet werden.
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#
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# $1 - Typ, z.B. INFO, WARN, ERROR, etc.
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# $2 ff. - die Meldung, die ins Log geschreiben wird
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#
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log() {
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local type=$1
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if [ "$type" == "ERROR" ]; then ERROR=0; fi
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shift 1
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echo "$(date '+%d.%m.%Y %H:%M:%S') - $type $@" | sudo tee -a $LOG_FILE
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}
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# Ist $1 in der Liste der restlichen args $2, $3 ...
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#
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# zB. if is_in "foo" "foo" "bar" "foo bar" ; then ...
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# Leere Liste liefert immer false
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#
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function is_in {
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local search="$1"
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shift 1
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local e
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for e in "$@"; do [[ "$e" == "$search" ]] && return 0; done
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return 1
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}
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# Alle Verzechnisnamen in einem Verzeichnis holen.
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#
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# $1 - Verzeichnis in dem gesucht wird als absoluter Pfad
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# $2 ff. - auszuschliessende Verzeichnisse (kann leer bleiben)
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#
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function iterate_dirs_in() {
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local dirname
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local root=$1
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shift 1
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for dir in $(sudo find "$root" -maxdepth 1 -type d \! -wholename "$root"); do
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dirname=$(basename $dir)
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if ! is_in "$dirname" "$@"; then
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echo "$dirname"
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fi
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done
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}
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# create directory if it not exists
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#
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# $1 - dir to check
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#
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function check_directory() {
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local dir=$1
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if [ -d "$1" ]; then
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return 0
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else
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mkdir -p "$1" && return 0
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sudo mkdir -p "$1" && return 0
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log ERROR "### could not create directory $1!"
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# no chance to recover
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exit 1
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fi
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}
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# Slashes "/" im Pfadnamen durch Dashes "-" ersetzen, so dass der String als Dateiname verwendet werden kann.
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#
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# $1 - path
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function backup_file_prefix() {
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echo "$1" | sed -E 's/^\///' | sed -E 's/\//-/g'
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}
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# Verzeichnise in .tgz.gpg-Dateien sichern.
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#
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# $1 - Verzeichnis, das gesichert wird: alle Verzeichnisse darunter werden einzeln als .tgz.gpg-Datei gesichert
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# $2 - Zielverzeichnis für .tgz.gpg-Dateien
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# $3 ff. - Verzeichnisse, die nicht gesichert werden sollen (kann leer bleiben)
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#
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function backup_all_dirs() {
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local root=$1
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local target=$2
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local prefix=$(backup_file_prefix $root)
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local tar_file
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local dir
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shift 2
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for dir in $(iterate_dirs_in "$root" "$@"); do
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tar_file="$target/$prefix-$dir.$EXT"
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backup_dir "$root" "$tar_file" "$dir"
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list "$tar_file" "$dir"
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test_integrity "$tar_file"
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done
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}
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# Einzelnes Verzeichnis sichern.
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#
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# $1 - Pfad um Verzeichnis, das gesichert werden soll
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# $2 - Zielpfad und -name für das Archiv
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# $2 - zu sicherndes Verzeichnis
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#
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function backup_dir() {
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local root=$1
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local archive=$2
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local dir=$3
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log INFO "--- Backup $root/$dir -> $archive"
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sudo tar -c -z --numeric-owner --one-file-system --exclude "@eaDir" -C "$root" "$dir" | sudo gpg --batch -c --passphrase $PASSPHRASE -o "$archive"
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local rc=$?
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if [ "$rc" == "0" ] ; then
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log INFO "*** success"
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else
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log ERROR "### see full log"
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fi
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}
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# Inhalt des Archivs in eine Textdatei ausgeben.
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#
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# $1 - Archiv
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#
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function list() {
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local archive=$1
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log INFO "--- List $archive"
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sudo gpg --batch --decrypt --passphrase $PASSPHRASE "$archive" | sudo tar -tzv | sudo tee $archive.txt >/dev/null
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local rc=$?
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if [ "$rc" == "0" ] ; then
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log INFO "*** success"
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else
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log ERROR "### see full log"
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fi
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}
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# Integrität des Archivs testen, indem es entschlüsselt, entpackt
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# und der Inhalt auf /dev/null ausgegeben wird.
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#
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# $1 - Archiv
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#
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function test_integrity() {
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local archive=$1
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log INFO "--- Check integrity of $archive"
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sudo gpg --batch --decrypt --passphrase $PASSPHRASE "$archive" | sudo tar -xzO >/dev/null
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local rc=$?
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if [ "$rc" == "0" ] ; then
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log INFO "*** success"
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else
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log ERROR "### see full log"
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fi
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}
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# Restore aus Archiv
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#
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# Wird nach pwd ausgegeben!
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#
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# $1 - Archiv, ggf. mit Pfad
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# $2 ff. - zurückzusichernde Dateien/Verzeichnisse
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#
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function restore() {
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local archive=$1
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shift 1
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sudo gpg --batch --decrypt --passphrase $PASSPHRASE "$archive" | sudo tar -xzv $@ >/dev/null
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local rc=$?
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if [ "$rc" == "0" ] ; then
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log INFO "*** success"
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else
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log ERROR "### see full log"
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fi
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}
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# *** NAS Test ***
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function nas_test() {
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LOG_FILE="/volume1/nfs/Server/tmp/backup.log"
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log INFO "*** *** Begin NAS backup (data, media/books, media/music)"
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TARGET_DIR="/volume1/nfs/backups/tmp/backup.$(date +%u)"
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EXCLUDE_DIRS=("@eaDir" "Temporary Items" "lost+found")
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check_directory $TARGET_DIR
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# data
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backup_all_dirs "/volume1/data" "$TARGET_DIR" "${EXCLUDE_DIRS[@]}"
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TARGET_DIR2="/volume1/nfs/backups/tmp/media"
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EXCLUDE_DIRS2=("@eaDir" "Temporary Items" "lost+found" serien tmp video "video.archive")
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check_directory $TARGET_DIR2
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# media/books media/music
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backup_all_dirs "/volume1/media" "$TARGET_DIR2" "${EXCLUDE_DIRS2[@]}"
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log INFO "*** End of NAS backuip"
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}
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# *** NATHAN Test ***
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function nathan_test() {
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LOG_FILE=/var/docker/tmp/backup.log
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log INFO "*** *** Begin nathan server backup"
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TARGET_DIR=/var/docker/tmp/backup.$(date +%u)
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check_directory $TARGET_DIR
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backup_all_dirs "/var" "$TARGET_DIR" docker
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backup_all_dirs "/var/docker" "$TARGET_DIR" vol tmp
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backup_all_dirs "/var/docker/vol" "$TARGET_DIR"
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log INFO "*** End of nathan server backup"
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}
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function test1() {
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LOG_FILE=./t1.log
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log INFO "error test"
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}
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#nas_test
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#nathan_test
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test1
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if [ ! -z $ERROR ]; then
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log ERROR "*** *** Errors occured during the progem run, see full log for details."
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else
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log INFO "*** *** Program ended successfully."
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fi
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exit
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TARGET_DIR=/var/docker/tmp/two
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echo "#"
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echo "### gpg ###################################################"
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echo "#"
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date +%H:%M:%S.%N
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echo "--- tar -c ------------------------------------------------"
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cd $RUN_DIR
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sudo tar -c -z --numeric-owner --one-file-system "$BACKUP_DIR/$SOURCE" | sudo gpg --batch -c --passphrase $PASSPHRASE -o "$TARGET_DIR/$SOURCE.tgz.gpg"
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date +%H:%M:%S.%N
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echo "--- tar -t ------------------------------------------------"
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cd $TARGET_DIR
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sudo gpg --batch --decrypt --passphrase $PASSPHRASE "$TARGET_DIR/$SOURCE.tgz.gpg" 2>/dev/null | sudo tar -tz | sudo tee tar_list.txt >/dev/null
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date +%H:%M:%S.%N
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echo "--- tar -x ------------------------------------------------"
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sudo gpg --batch --decrypt --passphrase $PASSPHRASE "$TARGET_DIR/$SOURCE.tgz.gpg" 2>/dev/null | sudo tar -xzv $RESTORE >/dev/null
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date +%H:%M:%S.%N
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