try large timeouts

src/main/java/sensor2graph/Main.java

@@ -5,6 +5,8 @@ import com.influxdb.client.*;
 import org.neo4j.driver.*;
 import org.neo4j.driver.Config.*;
 
+import okhttp3.OkHttpClient;
+
 import com.google.gson.Gson;
 import com.google.gson.reflect.TypeToken;
 
@@ -73,12 +75,23 @@ public class Main {
 	}
 
 	private static void initialize_influxdb_driver() {
-		influxDBClient = InfluxDBClientFactory.createV1(
-			Main.influxdb_uri,
-			System.getenv("SENSOR2GRAPH_INFLUXDB_USER"),
-			System.getenv("SENSOR2GRAPH_INFLUXDB_PASS").toCharArray(),
-			influxdb_database_name,
-			null
+		// inspired by https://github.com/influxdata/influxdb-client-java/blob/86bda85ca6f0acf5bdea9883645f47e93d501003/client/src/main/java/com/influxdb/client/InfluxDBClientFactory.java#L173 with added timeout
+		influxDBClient = InfluxDBClientFactory.create(
+			InfluxDBClientOptions.builder()
+                .url(Main.influxdb_uri)
+                .org("-")
+                .authenticateToken(String.format("%s:%s",
+					System.getenv("SENSOR2GRAPH_INFLUXDB_USER"),
+					System.getenv("SENSOR2GRAPH_INFLUXDB_PASS")
+				).toCharArray())
+                .bucket(influxdb_database_name)
+				.okHttpClient(
+					new OkHttpClient().newBuilder()
+						.connectTimeout(10, TimeUnit.MINUTES)
+						.readTimeout(10, TimeUnit.MINUTES)
+						.writeTimeout(10, TimeUnit.MINUTES)
+				)
+                .build()
 		).enableGzip();
 	}