From e06b7ee3689bdfd8d71ef3199edb2fb220ec5c21 Mon Sep 17 00:00:00 2001
From: Melanie Thielker
Date: Sat, 17 Jul 2010 02:38:00 +0200
Subject: Make webloading more robust by addign retries

---
 .../RegionLoader/Web/RegionLoaderWebServer.cs      | 48 ++++++++++------------
 1 file changed, 22 insertions(+), 26 deletions(-)

(limited to 'OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs')

diff --git a/OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs b/OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs
index 0ec4af5..dd224cd 100644
--- a/OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs
+++ b/OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs
@@ -48,6 +48,9 @@ namespace OpenSim.Framework.RegionLoader.Web
 
         public RegionInfo[] LoadRegions()
         {
+            int tries = 3;
+            int wait = 2000;
+
             if (m_configSource == null)
             {
                 m_log.Error("[WEBLOADER]: Unable to load configuration source!");
@@ -64,35 +67,28 @@ namespace OpenSim.Framework.RegionLoader.Web
                 }
                 else
                 {
-                    HttpWebRequest webRequest = (HttpWebRequest) WebRequest.Create(url);
-                    webRequest.Timeout = 30000; //30 Second Timeout
-                    m_log.Debug("[WEBLOADER]: Sending Download Request...");
-                    HttpWebResponse webResponse = (HttpWebResponse) webRequest.GetResponse();
-                    m_log.Debug("[WEBLOADER]: Downloading Region Information From Remote Server...");
-                    StreamReader reader = new StreamReader(webResponse.GetResponseStream());
-                    string xmlSource = String.Empty;
-                    string tempStr = reader.ReadLine();
-                    while (tempStr != null)
-                    {
-                        xmlSource = xmlSource + tempStr;
-                        tempStr = reader.ReadLine();
-                    }
-                    m_log.Debug("[WEBLOADER]: Done downloading region information from server. Total Bytes: " +
-                                xmlSource.Length);
-                    XmlDocument xmlDoc = new XmlDocument();
-                    xmlDoc.LoadXml(xmlSource);
-                    if (xmlDoc.FirstChild.Name == "Regions")
+                    while (tries > 0)
                     {
-                        RegionInfo[] regionInfos = new RegionInfo[xmlDoc.FirstChild.ChildNodes.Count];
-                        int i;
-                        for (i = 0; i < xmlDoc.FirstChild.ChildNodes.Count; i++)
+                        HttpWebRequest webRequest = (HttpWebRequest) WebRequest.Create(url);
+                        webRequest.Timeout = 30000; //30 Second Timeout
+                        m_log.Debug("[WEBLOADER]: Sending Download Request...");
+                        HttpWebResponse webResponse = (HttpWebResponse) webRequest.GetResponse();
+                        m_log.Debug("[WEBLOADER]: Downloading Region Information From Remote Server...");
+                        StreamReader reader = new StreamReader(webResponse.GetResponseStream());
+                        string xmlSource = String.Empty;
+                        string tempStr = reader.ReadLine();
+                        while (tempStr != null)
                         {
-                            m_log.Debug(xmlDoc.FirstChild.ChildNodes[i].OuterXml);
-                            regionInfos[i] =
-                                new RegionInfo("REGION CONFIG #" + (i + 1), xmlDoc.FirstChild.ChildNodes[i],false,m_configSource);
+                            xmlSource = xmlSource + tempStr;
+                            tempStr = reader.ReadLine();
+                        }
+                        m_log.Debug("[WEBLOADER]: Request yielded no regions.");
+                        tries--;
+                        if (tries > 0)
+                        {
+                            m_log.Debug("[WEBLOADER]: Retrying");
+                            System.Threading.Thread.Sleep(wait);
                         }
-
-                        return regionInfos;
                     }
                     return null;
                 }
-- 
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