one-off recovery script for getting all copies of a file out of restic - hard-coded for finance.db, but its in variables and can be adapted if needed

restore_all_copies_of_file.sh

@@ -0,0 +1,35 @@
+#!/bin/bash -x
+
+# --- Configuration ---
+TAG="docker"
+SRC_PATH="/srv/docker/container/finplan/"  # Path as it appears inside the backup
+SRC_FILE="finance.db"  # Path as it appears inside the backup
+TARGET_DIR="/var/tmp/db_history"               # Where to save the historical copies
+RESTIC_ARGS="-r /backup/restic-repo"
+export RESTIC_PASSWORD=backups-are-important
+# ---------------------
+
+mkdir -p "$TARGET_DIR"
+
+# Get a list of snapshot IDs and timestamps in JSON format
+# Filtered for the specific file path to speed up the process
+snapshots=$(restic $RESTIC_ARGS find $SRC_FILE --tag $TAG --json)
+
+# Loop through each snapshot using jq to parse the JSON
+echo "$snapshots" | jq -c '.[]' | while read -r snapshot; do
+    snap_id=$(echo "$snapshot" | jq -r '.snapshot')
+    snap_time=$(echo "$snapshot" | jq -r '.matches[0].mtime')
+
+    echo "$snap_id, $snap_time"
+        
+    # Format date for the subdirectory (YY-MM-DD)
+    dir_date=$(date -d "$snap_time" +"%y-%m-%d")
+
+    output_path="$TARGET_DIR/$dir_date"
+    mkdir -p "$output_path"
+
+    # Restore the specific file to our dated subdirectory
+    restic $RESTIC_ARGS dump "$snap_id" "$SRC_PATH/$SRC_FILE" > $output_path/$SRC_FILE
+done
+        
+