From 86449c7a60a3f39e400ec98a8f8b9e3c6804f41e Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Tue, 30 Jan 2018 19:09:30 +0300
Subject: web: handle service component authentication exceptions

---
 .../JuickServerComponentConfiguration.java             | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/juick-server-web/src/main/java/com/juick/server/configuration/JuickServerComponentConfiguration.java b/juick-server-web/src/main/java/com/juick/server/configuration/JuickServerComponentConfiguration.java
index 3e8b3865..23f550a5 100644
--- a/juick-server-web/src/main/java/com/juick/server/configuration/JuickServerComponentConfiguration.java
+++ b/juick-server-web/src/main/java/com/juick/server/configuration/JuickServerComponentConfiguration.java
@@ -2,6 +2,9 @@ package com.juick.server.configuration;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.juick.server.component.JuickServerComponent;
+import org.apache.commons.lang3.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -11,6 +14,7 @@ import org.springframework.http.client.ClientHttpRequestInterceptor;
 import org.springframework.http.client.InterceptingClientHttpRequestFactory;
 import org.springframework.http.client.support.BasicAuthorizationInterceptor;
 import org.springframework.scheduling.annotation.EnableScheduling;
+import org.springframework.web.client.HttpClientErrorException;
 import org.springframework.web.client.RestTemplate;
 import org.springframework.web.socket.client.WebSocketConnectionManager;
 import org.springframework.web.socket.client.standard.StandardWebSocketClient;
@@ -24,6 +28,7 @@ import java.util.List;
 @Configuration
 @EnableScheduling
 public class JuickServerComponentConfiguration {
+    private static final Logger logger = LoggerFactory.getLogger(JuickServerComponentConfiguration.class);
     @Value("${websocket_url:ws://localhost:8080/}")
     private String baseUri;
     @Value("${api_user:juick}")
@@ -44,10 +49,15 @@ public class JuickServerComponentConfiguration {
         return rest;
     }
     @Bean
-    public WebSocketConnectionManager connectionManager() throws IOException {
-        ResponseEntity<String> response = rest().exchange("https://api.juick.com/auth",
-                HttpMethod.GET, null, String.class);
-        String hash = jsonMapper.readValue(response.getBody(), String.class);
+    public WebSocketConnectionManager connectionManager() {
+        String hash = StringUtils.EMPTY;
+        try {
+            ResponseEntity<String> response = rest().exchange("https://api.juick.com/auth",
+                    HttpMethod.GET, null, String.class);
+            hash = jsonMapper.readValue(response.getBody(), String.class);
+        } catch (HttpClientErrorException | IOException e) {
+            logger.warn("service component is not authenticated", e);
+        }
         String websocketURI = UriComponentsBuilder.fromUriString(baseUri)
                 .queryParam("hash", hash).build().toUriString();
         WebSocketConnectionManager manager = new WebSocketConnectionManager(client(), juickServerComponent, websocketURI);
-- 
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