Factor out common pid file creation and removal code.

Log path at which pid file is created or reason for failure to create.

OpenSim/Framework/Servers/BaseOpenSimServer.cs

@@ -62,8 +62,6 @@ namespace OpenSim.Framework.Servers
         /// </summary>
         private Timer m_periodicDiagnosticsTimer = new Timer(60 * 60 * 1000);
         
-        protected string m_pidFile = String.Empty;
-        
         /// <summary>
         /// Random uuid for private data 
         /// </summary>
@@ -293,23 +291,6 @@ namespace OpenSim.Framework.Servers
                 MainConsole.Instance.OutputFormat("ERROR - Thread with id {0} not found in managed threads", threadId);
         }       
         
-        protected void CreatePIDFile(string path)
-        {
-            try
-            {
-                string pidstring = System.Diagnostics.Process.GetCurrentProcess().Id.ToString();
-                FileStream fs = File.Create(path);
-
-                Byte[] buf = Encoding.ASCII.GetBytes(pidstring);
-                fs.Write(buf, 0, buf.Length);
-                fs.Close();
-                m_pidFile = path;
-            }
-            catch (Exception)
-            {
-            }
-        }
-        
         public string osSecret {
             // Secret uuid for the simulator
             get { return m_osSecret; }            
@@ -327,20 +308,5 @@ namespace OpenSim.Framework.Servers
                 return StatsManager.SimExtraStats.XReport((DateTime.Now - m_startuptime).ToString() , m_version);
             }
         }
-           
-        protected void RemovePIDFile()
-        {
-            if (m_pidFile != String.Empty)
-            {
-                try
-                {
-                    File.Delete(m_pidFile);
-                    m_pidFile = String.Empty;
-                }
-                catch (Exception)
-                {
-                }
-            }
-        }
     }
 }

OpenSim/Framework/Servers/ServerBase.cs

@@ -55,6 +55,8 @@ namespace OpenSim.Framework.Servers
         protected DateTime m_startuptime;
         protected string m_startupDirectory = Environment.CurrentDirectory;
 
+        protected string m_pidFile = String.Empty;
+
         /// <summary>
         /// Server version information.  Usually VersionInfo + information about git commit, operating system, etc.
         /// </summary>
@@ -67,6 +69,45 @@ namespace OpenSim.Framework.Servers
             EnhanceVersionInformation();
         }
 
+        protected void CreatePIDFile(string path)
+        {
+            try
+            {
+                string pidstring = System.Diagnostics.Process.GetCurrentProcess().Id.ToString();
+
+                using (FileStream fs = File.Create(path))
+                {
+                    Byte[] buf = Encoding.ASCII.GetBytes(pidstring);
+                    fs.Write(buf, 0, buf.Length);
+                }
+
+                m_pidFile = path;
+
+                m_log.InfoFormat("[SERVER BASE]: Created pid file {0}", m_pidFile);
+            }
+            catch (Exception e)
+            {
+                m_log.Warn(string.Format("[SERVER BASE]: Could not create PID file at {0} ", path), e);
+            }
+        }
+           
+        protected void RemovePIDFile()
+        {
+            if (m_pidFile != String.Empty)
+            {
+                try
+                {
+                    File.Delete(m_pidFile);
+                }
+                catch (Exception e)
+                {
+                    m_log.Error(string.Format("[SERVER BASE]: Error whilst removing {0} ", m_pidFile), e);
+                }
+
+                m_pidFile = String.Empty;
+            }
+        }
+
         public void RegisterCommonAppenders(IConfig startupConfig)
         {
             ILoggerRepository repository = LogManager.GetRepository();
@@ -109,7 +150,7 @@ namespace OpenSim.Framework.Servers
                     m_logFileAppender.ActivateOptions();
                 }
 
-                m_log.InfoFormat("[LOGGING]: Logging started to file {0}", m_logFileAppender.File);
+                m_log.InfoFormat("[SERVER BASE]: Logging started to file {0}", m_logFileAppender.File);
             }
         }
 
@@ -243,26 +284,26 @@ namespace OpenSim.Framework.Servers
             }
             else if (File.Exists(gitRefPointerPath))
             {
-//                m_log.DebugFormat("[OPENSIM]: Found {0}", gitRefPointerPath);
+//                m_log.DebugFormat("[SERVER BASE]: Found {0}", gitRefPointerPath);
 
                 string rawPointer = "";
 
                 using (StreamReader pointerFile = File.OpenText(gitRefPointerPath))
                     rawPointer = pointerFile.ReadLine();
 
-//                m_log.DebugFormat("[OPENSIM]: rawPointer [{0}]", rawPointer);
+//                m_log.DebugFormat("[SERVER BASE]: rawPointer [{0}]", rawPointer);
 
                 Match m = Regex.Match(rawPointer, "^ref: (.+)$");
 
                 if (m.Success)
                 {
-//                    m_log.DebugFormat("[OPENSIM]: Matched [{0}]", m.Groups[1].Value);
+//                    m_log.DebugFormat("[SERVER BASE]: Matched [{0}]", m.Groups[1].Value);
 
                     string gitRef = m.Groups[1].Value;
                     string gitRefPath = gitDir + gitRef;
                     if (File.Exists(gitRefPath))
                     {
-//                        m_log.DebugFormat("[OPENSIM]: Found gitRefPath [{0}]", gitRefPath);
+//                        m_log.DebugFormat("[SERVER BASE]: Found gitRefPath [{0}]", gitRefPath);
 
                         using (StreamReader refFile = File.OpenText(gitRefPath))
                         {

OpenSim/Server/Base/ServicesServerBase.cs

@@ -69,10 +69,6 @@ namespace OpenSim.Server.Base
         //
         private bool m_Running = true;
 
-        // PID file
-        //
-        private string m_pidFile = String.Empty;
-
         // Handle all the automagical stuff
         //
         public ServicesServerBase(string prompt, string[] args) : base()
@@ -240,8 +236,8 @@ namespace OpenSim.Server.Base
                 }
             }
 
-            if (m_pidFile != String.Empty)
+            RemovePIDFile();
-                File.Delete(m_pidFile);
+
             return 0;
         }
 
@@ -249,6 +245,7 @@ namespace OpenSim.Server.Base
         {
             m_Running = false;
             m_log.Info("[CONSOLE] Quitting");
+
         }
 
         protected virtual void HandleScript(string module, string[] parms)
@@ -292,21 +289,5 @@ namespace OpenSim.Server.Base
         protected virtual void Initialise()
         {
         }
-
-        protected void CreatePIDFile(string path)
-        {
-            try
-            {
-                string pidstring = System.Diagnostics.Process.GetCurrentProcess().Id.ToString();
-                FileStream fs = File.Create(path);
-                Byte[] buf = Encoding.ASCII.GetBytes(pidstring);
-                fs.Write(buf, 0, buf.Length);
-                fs.Close();
-                m_pidFile = path;
-            }
-            catch (Exception)
-            {
-            }
-        }
     }
 }