fix: improve service initialization reliability

- Add proper health checks for relay service
- Fix double service start in entrypoint.sh
- Improve doichaind readiness check
- Add proper service dependency order

Co-Authored-By: Nico Krause <[email protected]>

docker-compose-test.yml

@@ -37,6 +37,11 @@ services:
       - ./docker/entrypoint.sh:/usr/src/app/entrypoint.sh
       # - ./:/usr/src/app/
     entrypoint: ["/usr/src/app/entrypoint.sh", "generate-key"]
+    healthcheck:
+      test: ["CMD", "nc", "-z", "localhost", "3000"]
+      interval: 5s
+      timeout: 3s
+      retries: 3
     depends_on:
       - electrumx
       - regtest

docker/entrypoint.sh

@@ -39,11 +39,11 @@ wait_for_services() {
     done
     echo "ElectrumX and regtest are ready!"
 
-    # Start the relay service
-    npm run start &
-
     # Then wait for relay service to be ready
     count=0
+    echo "Starting relay service..."
+    npm run start &
+
     echo "Waiting for relay service to initialize..."
     while ! check_relay_service; do
         count=$((count + 1))
@@ -74,10 +74,7 @@ if [ "$1" == "generate-key" ]; then
     cat .env
 
     # Wait for all services to be ready before starting
-    if wait_for_services; then
-        echo "Starting relay service..."
-        npm run start
-    else
+    if ! wait_for_services; then
         echo "Failed to connect to required services"
         exit 1
     fi

docker/regtest-entrypoint.sh

@@ -4,8 +4,12 @@ set -e
 echo "Starting doichaind in regtest mode..."
 doichaind -regtest -daemon
 
-echo "Waiting 5s for doichaind to be ready..."
-sleep 5
+echo "Waiting for doichaind to be ready..."
+while ! doichain-cli -regtest -rpcuser=admin -rpcpassword=adminpw -rpcwait getblockchaininfo > /dev/null 2>&1; do
+    echo "Waiting for doichaind..."
+    sleep 1
+done
+echo "doichaind is ready!"
 
 echo "Generating a new address..."
 NEWADDR=$(doichain-cli -regtest -rpcuser=admin -rpcpassword=adminpw -rpcwait getnewaddress)