directly invoke one stop shop setup executable exported by vastai pip package for deployments

start_server.sh

@@ -222,42 +222,18 @@ if [ "$IS_DEPLOYMENT" = "true" ]; then
     DEPLOY_DIR="/workspace/deployment"
     mkdir -p "$DEPLOY_DIR"
 
-    # Download deployment code via instance API key
+    VAST_API_BASE="${VAST_API_BASE:-https://console.vast.ai}"
-    echo "Downloading deployment code..."
-    DOWNLOAD_RESPONSE=$(curl -sS \
-        -H "Authorization: Bearer $CONTAINER_API_KEY" \
-        "https://console.vast.ai/api/v0/deployment/${DEPLOYMENT_ID}/download_url/")
-    DOWNLOAD_URL=$(python3 -c "import sys,json; print(json.load(sys.stdin)['download_url'])" <<< "$DOWNLOAD_RESPONSE")
 
-    if [ -z "$DOWNLOAD_URL" ] || [ "$DOWNLOAD_URL" = "None" ]; then
+    # Download deployment code, retrying until the blob is available on S3.
-        report_error_and_exit "Failed to get deployment download URL"
+    # The s3_key exists in the DB as soon as the deployment is created, but the
-    fi
+    # actual upload may still be in flight from the client side.
-
-    curl -sS -L "$DOWNLOAD_URL" -o "$DEPLOY_DIR/deployment.tar.gz"
-    cd "$DEPLOY_DIR" && tar xzf deployment.tar.gz
-    echo "Deployment code extracted."
-
-    # Source secrets if present
-    if [ -f "$DEPLOY_DIR/.secrets" ]; then
-        echo "Sourcing secrets..."
-        source "$DEPLOY_DIR/.secrets"
-    fi
-
-    # Run on_start.sh to completion if present
-    if [ -f "$DEPLOY_DIR/on_start.sh" ]; then
-        echo "Running on_start.sh..."
-        chmod +x "$DEPLOY_DIR/on_start.sh"
-        bash "$DEPLOY_DIR/on_start.sh"
-        echo "on_start.sh completed."
-    fi
 
     # Install SDK (uses the install_vastai_sdk function which supports SDK_BRANCH/SDK_VERSION)
     install_vastai_sdk
-
     # Run deployment in serve mode
     export VAST_DEPLOYMENT_MODE=serve
     echo "Starting deployment: python3 $DEPLOY_DIR/deployment.py"
-    python3 "$DEPLOY_DIR/deployment.py"
+    serve-vast-deployment
     exit $?
 fi
 # ─── End SDK Deployment Mode ───────────────────────────────────────────