Create model_download.sh

model_download.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+MODELS_DIR="${MODELS_DIR:-/grpc-models}"
+URLS="${MODEL_URLS:-}"
+
+# Accept comma/newline/space separated URLs
+if [[ -z "$URLS" ]]; then
+  echo "[models] No MODEL_URLS provided. Skipping downloads."
+  exit 0
+fi
+
+mkdir -p "$MODELS_DIR"
+echo "$URLS" | tr ', ' '\n' | while read -r URL; do
+  [[ -z "$URL" ]] && continue
+  echo "[models] Fetching: $URL"
+  # Keep the original filename if possible
+  FNAME="$(basename "$URL")"
+  TMP="/tmp/${FNAME}.part"
+
+  # Basic download (supports HTTP(S))
+  curl -L --fail --retry 3 -o "$TMP" "$URL"
+  # Move into MODELS_DIR after successful download
+  mv "$TMP" "${MODELS_DIR}/${FNAME}"
+
+  # Optional: auto-extract archives
+  case "$FNAME" in
+    *.zip) echo "[models] Unzipping $FNAME"; unzip -o "${MODELS_DIR}/${FNAME}" -d "${MODELS_DIR}" ;;
+    *.tar.gz|*.tgz) echo "[models] Untarring $FNAME"; tar -xzf "${MODELS_DIR}/${FNAME}" -C "${MODELS_DIR}" ;;
+    *.xz) echo "[models] Unxz $FNAME"; xz -d -k "${MODELS_DIR}/${FNAME}" ;;
+  esac
+done
+
+echo "[models] Done."