feat: formation join token (#141)

scripts/create-multi-node.sh

@@ -39,7 +39,26 @@ echo "Starting init node (127.0.0.1) and joining nodes (127.0.0.2, 127.0.0.3)...
 INIT_PID=$!
 
 # Wait for formation server to start
-sleep 2
+echo "Waiting for formation server..."
+for i in $(seq 1 30); do
+  if curl -sk "https://127.0.0.1:4432/formation/health" > /dev/null 2>&1; then
+    echo "Formation server ready"
+    break
+  fi
+  if [ "$i" -eq 30 ]; then
+    echo "ERROR: Formation server failed to start"
+    kill $INIT_PID 2>/dev/null || true
+    exit 1
+  fi
+  sleep 1
+done
+
+# Read join token
+JOIN_TOKEN=$(cat ~/node1/config/join-token)
+if [ -z "$JOIN_TOKEN" ]; then
+  echo "ERROR: Join token file is empty"
+  exit 1
+fi
 
 # Join nodes concurrently
 ./bin/spx admin join \
@@ -47,6 +66,7 @@ sleep 2
   --bind 127.0.0.2 \
   --cluster-bind 127.0.0.2 \
   --host 127.0.0.1:4432 \
+  --token "$JOIN_TOKEN" \
   --data-dir ~/node2/ \
   --config-dir ~/node2/config/ \
   --region ap-southeast-2 \
@@ -58,6 +78,7 @@ JOIN2_PID=$!
   --bind 127.0.0.3 \
   --cluster-bind 127.0.0.3 \
   --host 127.0.0.1:4432 \
+  --token "$JOIN_TOKEN" \
   --data-dir ~/node3/ \
   --config-dir ~/node3/config/ \
   --region ap-southeast-2 \

scripts/iac/configure-cluster.sh

@@ -121,6 +121,14 @@ while ! curl -sk --connect-timeout 3 "https://$NODE1_IP:4432/formation/health" >
 done
 echo "    Formation server ready"
 
+# Read join token from init node
+JOIN_TOKEN=$(remote "$NODE1_IP" "cat ~/spinifex/config/join-token")
+if [ -z "$JOIN_TOKEN" ]; then
+    echo "Error: Failed to read join token from $NODE1_IP"
+    exit 1
+fi
+echo "    Join token loaded from node1"
+
 # Nodes 2..N: join
 if [ "$NODE_COUNT" -gt 1 ]; then
     JOIN_PIDS=()
@@ -134,6 +142,7 @@ if [ "$NODE_COUNT" -gt 1 ]; then
             --cluster-bind $ip \
             --cluster-routes $NODE1_IP:4248 \
             --host $NODE1_IP:4432 \
+            --token $JOIN_TOKEN \
             --data-dir ~/spinifex/ \
             --config-dir ~/spinifex/config/ \
             --region $REGION \

scripts/start-dev.sh

@@ -329,7 +329,11 @@ if has_service "predastore"; then
     PREDASTORE_CMD="./bin/spx service predastore start"
     start_service "predastore" "$PREDASTORE_CMD"
     set_oom_score "predastore" "-500"
-    check_service "Predastore" "$SPINIFEX_PREDASTORE_HOST" "$SPINIFEX_PREDASTORE_PORT"
+    if is_multinode; then
+        echo "   ⏭️  Skipping Predastore connectivity check (multi-node: needs quorum from peer nodes)"
+    else
+        check_service "Predastore" "$SPINIFEX_PREDASTORE_HOST" "$SPINIFEX_PREDASTORE_PORT"
+    fi
 else
     echo "2️⃣  Skipping Predastore (not a local service)"
 fi