1 files changed, 89 insertions, 0 deletions
diff --git a/kodakmoment.sh b/kodakmoment.sh
new file mode 100755
index 0000000..8176e3a
--- /dev/null
+++ b/kodakmoment.sh
@@ -0,0 +1,89 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+### CONFIG ###
+SOURCE_DIR="/home/doc/genesis-tools"
+DEST_HOST="root@backup.sshjunkie.com"
+DEST_PATH="/mnt/backup/images/genesis-tools"
+REMOTE_LATEST_LINK="$DEST_PATH/latest"
+RETENTION_DAYS=7
+
+# Timestamp-based vars (only when running a snapshot)
+TIMESTAMP=$(date +%F_%H-%M)
+SNAPSHOT_NAME="$TIMESTAMP"
+REMOTE_SNAP_DIR="$DEST_PATH/$SNAPSHOT_NAME"
+
+# --dry-run support
+DRY_RUN=""
+if [[ "${1:-}" == "--dry-run" ]]; then
+  echo "🧪 Running in dry-run mode..."
+  DRY_RUN="--dry-run"
+fi
+
+# --list support
+if [[ "${1:-}" == "--list" ]]; then
+  echo "📂 Available snapshots on $DEST_HOST:"
+  ssh "$DEST_HOST" "ls -1 $DEST_PATH | sort"
+  exit 0
+fi
+
+# --restore <timestamp> support
+if [[ "${1:-}" == "--restore" && -n "${2:-}" ]]; then
+  RESTORE_TIMESTAMP="$2"
+  RESTORE_REMOTE_PATH="$DEST_PATH/$RESTORE_TIMESTAMP"
+
+  echo "🧾 Restoring snapshot $RESTORE_TIMESTAMP from $DEST_HOST..."
+  ssh "$DEST_HOST" "[ -d '$RESTORE_REMOTE_PATH' ]" || {
+    echo "❌ Snapshot $RESTORE_TIMESTAMP does not exist."
+    exit 1
+  }
+
+  echo "⚠️  This will overwrite files in $SOURCE_DIR with those from snapshot."
+  read -rp "Continue? (y/n): " confirm
+  if [[ "$confirm" != "y" ]]; then
+    echo "❌ Restore cancelled."
+    exit 1
+  fi
+
+  rsync -a --delete -e ssh "$DEST_HOST:$RESTORE_REMOTE_PATH/" "$SOURCE_DIR/"
+  echo "✅ Restore from $RESTORE_TIMESTAMP complete."
+  exit 0
+fi
+
+# Regular snapshot mode starts here
+# Verify source directory exists
+if [[ ! -d "$SOURCE_DIR" ]]; then
+  echo "❌ ERROR: Source directory $SOURCE_DIR does not exist."
+  exit 1
+fi
+
+# Make sure destination path exists on the remote
+echo "📂 Ensuring remote path exists..."
+ssh "$DEST_HOST" "mkdir -p '$DEST_PATH'"
+
+# Determine whether to use --link-dest based on presence of 'latest'
+REMOTE_LD_OPTION=""
+if ssh "$DEST_HOST" "[ -e '$REMOTE_LATEST_LINK' ]"; then
+  REMOTE_LD_OPTION="--link-dest=$REMOTE_LATEST_LINK"
+else
+  echo "ℹ️  No 'latest' snapshot found — creating full backup."
+fi
+
+# Create snapshot via rsync with optional deduplication
+echo "📸 Creating snapshot: $REMOTE_SNAP_DIR"
+rsync -a --delete \
+  --exclude="miscellaneous/kodakmoment.sh" \
+  $DRY_RUN \
+  $REMOTE_LD_OPTION \
+  -e ssh "$SOURCE_DIR/" "$DEST_HOST:$REMOTE_SNAP_DIR"
+
+# Only perform post-processing if not a dry-run
+if [[ -z "$DRY_RUN" ]]; then
+  echo "🔗 Updating 'latest' symlink..."
+  ssh "$DEST_HOST" "rm -f '$REMOTE_LATEST_LINK'; ln -s '$REMOTE_SNAP_DIR' '$REMOTE_LATEST_LINK'"
+
+  echo "🧹 Pruning snapshots older than $RETENTION_DAYS days..."
+  ssh "$DEST_HOST" "find '$DEST_PATH' -maxdepth 1 -type d -mtime +$RETENTION_DAYS -exec rm -rf {} +"
+fi
+
+echo "✅ KodakMoment complete."