X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=holmes-actions%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fholmes%2Fcommon%2Fconfig%2FMicroServiceConfig.java;h=33bd1d2e7c763a5cdddc5e162345397e0eb7a7d6;hb=490fc3c1fafe50d5fb0e23db5cfd10730be96866;hp=8f9c9e8951b1200640555a66588aa830fa1da079;hpb=892ee11e90a7ad564a8dae5d744287db3bf3ba04;p=holmes%2Fcommon.git

diff --git a/holmes-actions/src/main/java/org/onap/holmes/common/config/MicroServiceConfig.java b/holmes-actions/src/main/java/org/onap/holmes/common/config/MicroServiceConfig.java
index 8f9c9e8..33bd1d2 100644
--- a/holmes-actions/src/main/java/org/onap/holmes/common/config/MicroServiceConfig.java
+++ b/holmes-actions/src/main/java/org/onap/holmes/common/config/MicroServiceConfig.java
@@ -1,12 +1,12 @@
 /**
- * Copyright  2017 ZTE Corporation.
- *
+ * Copyright  2017-2020 ZTE Corporation.
+ * <p>
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -15,11 +15,32 @@
  */
 package org.onap.holmes.common.config;
 
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
 import org.onap.holmes.common.constant.AlarmConst;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.ws.rs.client.Client;
+import javax.ws.rs.client.ClientBuilder;
+import javax.ws.rs.core.Response;
+import java.util.regex.Pattern;
 
 public class MicroServiceConfig {
 
-    private static String getProperty(String name) {
+    final static public String CONSUL_ADDR_SUF = ":8500/v1/catalog/service/";
+    final static public String CONSUL_HOST = "CONSUL_HOST";
+    final static public String HOSTNAME = "HOSTNAME";
+    final static public String POD_IP = "POD_IP";
+    final static public String CONFIG_BINDING_SERVICE = "CONFIG_BINDING_SERVICE";
+    final static public String DOCKER_HOST = "DOCKER_HOST";
+    final static public String MSB_ADDR = "MSB_ADDR";
+    final static public Pattern IP_REG = Pattern.compile("(http(s)?://)?(\\d+\\.\\d+\\.\\d+\\.\\d+)(:(\\d+))?");
+    final static public String AAI_HOSTNAME = "aai.onap";
+
+    final static public Logger log = LoggerFactory.getLogger(MicroServiceConfig.class);
+
+    public static String getEnv(String name) {
         String value = System.getenv(name);
         if (value == null) {
             value = System.getProperty(name);
@@ -27,24 +48,98 @@ public class MicroServiceConfig {
         return value;
     }
 
-    public static String getMsbServerAddr() {
-        return AlarmConst.HTTP + getProperty("MSB_ADDR");
+    public static String getConsulAddrInfo() {
+        return "http://" + getEnv(CONSUL_HOST) + CONSUL_ADDR_SUF;
     }
 
-    public static String getMsbServerIp() {
-        return getProperty("MSB_ADDR");
+    public static String getServiceAddrInfoFromDcaeConsulByHostName(String hostname) {
+        String ret = null;
+        String queryString = getConsulAddrInfo() + hostname;
+        log.info("Query the " + hostname + " address using the URL: " + queryString);
+        try {
+            JsonObject addrJson = JsonParser.parseString(execQuery(queryString))
+                    .getAsJsonArray()
+                    .get(0)
+                    .getAsJsonObject();
+            if (addrJson != null && addrJson.get("ServiceAddress") != null
+                    && addrJson.get("ServicePort") != null) {
+                ret = "http://" + addrJson.get("ServiceAddress").getAsString() + ":" + addrJson
+                        .get("ServicePort").getAsString();
+            }
+        } catch (Exception e) {
+            log.warn(e.getMessage(), e);
+        }
+        log.info("The " + hostname + " address is " + ret);
+        return ret;
     }
 
-    public static int getMsbServerPort() {
+    private static String execQuery(String queryString) {
+        Client client = ClientBuilder.newBuilder().build();
+        Response response = client.target(queryString).request().get();
+        return response.readEntity(String.class);
+    }
+
+    public static String getServiceConfigInfoFromCBS(String hostname) {
+        String ret = null;
+        String url = getServiceAddrInfoFromDcaeConsulByHostName(getEnv(CONFIG_BINDING_SERVICE)) + "/service_component/" + hostname;
         try {
-            return Integer.valueOf(getProperty("MSB_PORT"));
-        } catch (NumberFormatException e) {
-            return 80;
+            ret = execQuery(url);
+        } catch (Exception e) {
+            log.warn(e.getMessage(), e);
         }
+        log.info("The query url is: " + url + ". The corresponding configurations are " + ret);
+        return ret;
     }
 
-    public static String getServiceIp() {
-        return getProperty("SERVICE_IP");
+    public static String getMsbServerAddrWithHttpPrefix() {
+        String[] addrInfo = getMsbIpAndPort();
+        String ret = addrInfo[0] + ":" + addrInfo[1];
+        if (!ret.startsWith(AlarmConst.HTTP) || !ret.startsWith(AlarmConst.HTTPS)) {
+            ret = AlarmConst.HTTP + ret;
+        }
+        return ret;
+    }
+
+    public static String getAaiAddr() {
+        return AlarmConst.HTTPS + AAI_HOSTNAME + ":8443";
+    }
+
+    public static String[] getMsbIpAndPort() {
+        return split(getEnv(MSB_ADDR));
+    }
+
+    public static String[] getMicroServiceIpAndPort() {
+        String[] serviceAddrInfo = null;
+        String info = getServiceAddrInfoFromDcaeConsulByHostName(getEnv(HOSTNAME));
+        log.info("Got the service information of \"" + getEnv(HOSTNAME) + "\" from Consul. The response is " + info + ".");
+
+        if (info != null && !info.isEmpty()) {
+            if (!isIpAddress(info)) {
+                info = getEnv(POD_IP);
+            }
+            serviceAddrInfo = split(info);
+        } else {
+            serviceAddrInfo = split(getEnv(HOSTNAME));
+        }
+        return serviceAddrInfo;
+    }
+
+    private static boolean isIpAddress(String info) {
+        return IP_REG.matcher(info).matches();
+    }
+
+    private static String[] split(String addr) {
+        String ip;
+        String port = "80";
+        if (addr.lastIndexOf(":") == -1) {
+            ip = addr;
+        } else if (addr.lastIndexOf(":") < 5 && addr.indexOf("://") != -1) {
+            ip = addr.substring(addr.indexOf("//") + 2);    //remove the http(s):// prefix
+        } else {
+            ip = addr.substring(addr.indexOf("://") != -1 ? addr.indexOf("//") + 2 : 0, addr.lastIndexOf(":"));
+            port = addr.substring(addr.lastIndexOf(":") + 1);
+        }
+        return new String[]{ip, port};
     }
 
 }