marco/backup.sh
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Fixed bug related to sha256
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Marco Cetica 2024-04-04 15:23:13 +02:00
parent 83b9def6f9
commit b520b6b72c
Signed by: marco
GPG Key ID: 45060A949E90D0FD
1 changed files with 15 additions and 19 deletions
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34
backup.sh
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@ -55,16 +55,11 @@ checkdeps() {
# $1: filename # $1: filename
gethash() { gethash() {
FILE_NAME="$1" if [ "$(uname)" = "Linux" ]; then
OS="$(uname)" sha256sum "$1" | awk '{print $1}'
if [ "$OS" = "Linux" ]; then
HASH="$(sha256sum "$FILE_NAME" | awk '{print $1}')"
else else
HASH="$(sha256 -q "$FILE_NAME")" sha256 -q "$1"
fi fi
echo "$HASH"
} }
# $1: sources.bk file # $1: sources.bk file
@ -86,10 +81,7 @@ make_backup() {
BACKUP_SH_CHECKSUM_FILE="$BACKUP_SH_OUTPATH/backup-$(uname -n)-$BACKUP_SH_DATE.sha256" BACKUP_SH_CHECKSUM_FILE="$BACKUP_SH_OUTPATH/backup-$(uname -n)-$BACKUP_SH_DATE.sha256"
# Check for root permissions # Check for root permissions
if [ "$(id -u)" -ne 0 ]; then [ "$(id -u)" -ne 0 ] && { echo "Run this tool as root!"; exit 1; }
echo "Run this tool as root!"
exit 1
fi
# Create temporary directory # Create temporary directory
mkdir -p "$BACKUP_SH_OUTPUT" mkdir -p "$BACKUP_SH_OUTPUT"
@ -99,16 +91,22 @@ make_backup() {
BACKUP_SH_PROGRESS=1 BACKUP_SH_PROGRESS=1
while IFS='=' read -r label path; do while IFS='=' read -r label path; do
# Check if entry path exists
[ -e "$path" ] || { echo "$path does not exist"; exit 1; }
# Define a subdir for each backup entry # Define a subdir for each backup entry
BACKUP_SH_SUBDIR="$BACKUP_SH_OUTPUT/backup-$label-$BACKUP_SH_DATE" BACKUP_SH_SUBDIR="$BACKUP_SH_OUTPUT/backup-$label-$BACKUP_SH_DATE"
mkdir -p "$BACKUP_SH_SUBDIR" mkdir -p "$BACKUP_SH_SUBDIR"
printf "Copying %s(%s/%s)\n" "$label" "$BACKUP_SH_PROGRESS" "$BACKUP_SH_TOTAL" printf "Copying %s(%s/%s)\n" "$label" "$BACKUP_SH_PROGRESS" "$BACKUP_SH_TOTAL"
# Compute SHA256 of all files of the current directory # Copy files
$BACKUP_SH_COMMAND "$path" "$BACKUP_SH_SUBDIR"
# Compute SHA256
if [ "$BACKUP_SH_SHA256" -eq 1 ]; then if [ "$BACKUP_SH_SHA256" -eq 1 ]; then
shopt -s globstar dotglob shopt -s globstar dotglob
for file in "$path"/**/*; do for file in "$BACKUP_SH_SUBDIR"/**/*; do
# Skip directories # Skip directories
[ -d "$file" ] && continue [ -d "$file" ] && continue
gethash "$file" >> "$BACKUP_SH_CHECKSUM_FILE" gethash "$file" >> "$BACKUP_SH_CHECKSUM_FILE"
@ -116,8 +114,6 @@ make_backup() {
shopt -u globstar dotglob shopt -u globstar dotglob
fi fi
# Copy files
$BACKUP_SH_COMMAND "$path" "$BACKUP_SH_SUBDIR"
BACKUP_SH_PROGRESS=$((BACKUP_SH_PROGRESS+1)) BACKUP_SH_PROGRESS=$((BACKUP_SH_PROGRESS+1))
done < "$BACKUP_SH_SOURCES_PATH" done < "$BACKUP_SH_SOURCES_PATH"
@ -238,7 +234,7 @@ main() {
fi fi
if [ "$CHECKSUM_FLAG" -eq 1 ]; then if [ "$CHECKSUM_FLAG" -eq 1 ]; then
[ -e "$BACKUP_SH_SOURCES_PATH" ] || { echo "Sources file does not exist"; exit 1; } [ -f "$BACKUP_SH_SOURCES_PATH" ] || { echo "Sources file does not exist"; exit 1; }
make_backup "$BACKUP_SH_SOURCES_PATH" "$BACKUP_SH_OUTPATH" "$BACKUP_SH_PASSWORD" 1 make_backup "$BACKUP_SH_SOURCES_PATH" "$BACKUP_SH_OUTPATH" "$BACKUP_SH_PASSWORD" 1
else else
make_backup "$BACKUP_SH_SOURCES_PATH" "$BACKUP_SH_OUTPATH" "$BACKUP_SH_PASSWORD" 0 make_backup "$BACKUP_SH_SOURCES_PATH" "$BACKUP_SH_OUTPATH" "$BACKUP_SH_PASSWORD" 0
@ -271,8 +267,8 @@ main() {
fi fi
if [ "$CHECKSUM_FLAG" -eq 1 ]; then if [ "$CHECKSUM_FLAG" -eq 1 ]; then
[ -e "$BACKUP_SH_SHA256_FILE" ] || { echo "Checksum file does not exist"; exit 1; } [ -f "$BACKUP_SH_SHA256_FILE" ] || { echo "Checksum file does not exist"; exit 1; }
[ -e "$BACKUP_SH_ARCHIVE_FILE" ] || { echo "Backup file does not exist"; exit 1; } [ -f "$BACKUP_SH_ARCHIVE_FILE" ] || { echo "Backup file does not exist"; exit 1; }
extract_backup "$BACKUP_SH_ARCHIVE_FILE" "$BACKUP_SH_ARCHIVE_PW" "$BACKUP_SH_SHA256_FILE" extract_backup "$BACKUP_SH_ARCHIVE_FILE" "$BACKUP_SH_ARCHIVE_PW" "$BACKUP_SH_SHA256_FILE"
else else
extract_backup "$BACKUP_SH_ARCHIVE_FILE" "$BACKUP_SH_ARCHIVE_PW" extract_backup "$BACKUP_SH_ARCHIVE_FILE" "$BACKUP_SH_ARCHIVE_PW"