Update start.sh

start.sh

@@ -1,23 +1,40 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
+PORT="${PORT:-7860}"
+GRPC_PORT="${GRPC_PORT:-7859}"
 echo "[start] MODELS_DIR=${MODELS_DIR:-/grpc-models}"
 echo "[start] MODEL_URLS length: ${#MODEL_URLS}"
+echo "[start] GRPC_PORT=${GRPC_PORT}"
+echo "[start] Public PORT (HF)=${PORT}"
 
-# 1) Optional: download models listed in env MODEL_URLS
+# 1) Optional: stáhni modely
 /srv/model_download.sh || true
 
-# 2) Start the Draw Things gRPC server (non-blocking)
+# 2) Start gRPC server (na pozadí)
 /usr/local/bin/gRPCServerCLI "${MODELS_DIR}" &
 SERVER_PID=$!
-echo "[start] gRPCServerCLI started (pid=${SERVER_PID}) on 127.0.0.1:${GRPC_PORT}"
+echo "[start] gRPCServerCLI started (pid=${SERVER_PID}) target=127.0.0.1:${GRPC_PORT}"
 
-# 3) Forward Hugging Face public $PORT -> local ${GRPC_PORT}
-if [[ -z "${PORT:-}" ]]; then
-  echo "[start][warn] \$PORT not set by runtime. Defaulting to 7860."
-  PORT=7860
+# 3) Počkej až začne naslouchat (max ~30s)
+for i in {1..60}; do
+  if nc -z 127.0.0.1 "${GRPC_PORT}" 2>/dev/null; then
+    echo "[start] gRPCServerCLI is up."
+    break
+  fi
+  echo "[start] waiting gRPCServerCLI..."
+  sleep 0.5
+done
+
+# 4) Přepiš port v Envoy YAML (placeholder 7860 → $PORT)
+if [[ "${PORT}" != "7860" ]]; then
+  sed -i "s/port_value: 7860/port_value: ${PORT}/g" /srv/envoy.yaml
+fi
+# A pro jistotu přepiš upstream port (placeholder 7859 → $GRPC_PORT), kdyby ses rozhodl změnit
+if [[ "${GRPC_PORT}" != "7859" ]]; then
+  sed -i "s/port_value: 7859/port_value: ${GRPC_PORT}/g" /srv/envoy.yaml
 fi
 
-echo "[start] Forwarding public :${PORT} -> 127.0.0.1:${GRPC_PORT}"
-# -socat- will keep running in foreground as PID 1
-exec socat TCP-LISTEN:${PORT},fork,reuseaddr TCP:127.0.0.1:${GRPC_PORT}
+# 5) Spusť Envoy v popředí (PID 1)
+echo "[start] starting Envoy on :${PORT} → 127.0.0.1:${GRPC_PORT} (h1/h2c → h2)"
+exec /usr/local/bin/envoy -c /srv/envoy.yaml -l info