Upload folder using huggingface_hub

scripts/watch_checkpoint.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+# Watch for new checkpoints and backup immediately
+# Runs every 15 minutes, checks if new checkpoint appeared
+
+CKPT_DIR="/data0/checkpoints/flux_lora"
+LAST_FILE="/data1/logs/.last_backup_ckpt"
+HF_USER="memoryai"
+LOG="/data1/logs/checkpoint_backup.log"
+
+while true; do
+    sleep 900  # 15 minutes
+
+    # Find latest checkpoint
+    LATEST=$(ls -td "$CKPT_DIR"/checkpoint-* "$CKPT_DIR"/final 2>/dev/null | head -1)
+
+    if [ -z "$LATEST" ]; then
+        continue
+    fi
+
+    # Check if already backed up
+    LAST_BACKED=$(cat "$LAST_FILE" 2>/dev/null || echo "")
+    if [ "$LATEST" = "$LAST_BACKED" ]; then
+        continue
+    fi
+
+    # New checkpoint found - backup!
+    echo "[$(date)] Backing up: $LATEST" >> "$LOG"
+
+    python3 -c "
+from huggingface_hub import upload_folder
+import os
+
+latest = '$LATEST'
+name = os.path.basename(latest)
+repo_id = '$HF_USER/4k-image-model-checkpoints'
+
+print(f'Uploading {name} to {repo_id}...')
+upload_folder(
+    folder_path=latest,
+    repo_id=repo_id,
+    path_in_repo=f'flux_lora/{name}',
+    repo_type='model',
+)
+print('Done!')
+" >> "$LOG" 2>&1
+
+    echo "$LATEST" > "$LAST_FILE"
+    echo "[$(date)] Backup complete: $LATEST" >> "$LOG"
+done