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using System; |
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using System.Collections.Generic; |
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using System.Text; |
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using System.Data; |
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using System.Data.SqlClient; |
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using System.Windows.Forms; |
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using System.Text.RegularExpressions; |
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using System.Management; |
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using log4net; |
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|
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namespace AnywhereTS |
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{ |
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class DatabaseSupport |
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{ |
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private readonly ILog logger = LogManager.GetLogger("AnywhereTS.ATSAmdinLogger"); |
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enum VersionCheck |
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{ |
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Failed = 0, |
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Equal, |
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DatabaseIsMoreNew, |
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DatabaseIsOlder, |
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//DatabaseNotFound, |
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DatabaseCreated, |
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}; |
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|
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private SqlConnection sqlCon = new SqlConnection(); |
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private SqlCommand sqlCmd = new SqlCommand(); |
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|
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const string SQL_BROWSER_SERVICE_NAME = "SQLBrowser"; |
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|
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public static string InstanceName |
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{ |
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get |
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{ |
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bool start = false; |
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bool end = false; |
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List<char> pChars = new List<char>(); |
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foreach (char c in Properties.Settings.Default.atsConnectionString.ToCharArray()) |
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{ |
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if (c == '\\') { start = true; continue; } |
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if (c == ';') { end = true; } |
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if (end) break; |
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if (start) { pChars.Add(c); } |
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} |
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return new string(pChars.ToArray()); |
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} |
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} |
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public bool SetupDatabase() |
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{ |
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bool bContinue = false; |
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// Create a connection to SQL Server |
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logger.Debug("SetupDatabase() called "); |
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try |
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{ |
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sqlCon.ConnectionString = Properties.Settings.Default.atsConnectionString; |
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sqlCon.Open(); |
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} |
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catch |
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{ |
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//MessageBox.Show(string.Format("Fail to connect to SQL Server Instance: {0}\n", InstanceName) + sql_ex.Number.ToString() + " " + sql_ex.Message.ToString()); |
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//return bContinue; |
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//bCreateDB = true; |
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try |
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{ |
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sqlCon = new SqlConnection(Properties.Settings.Default.atsConnectionString.Replace("AnywhereTS", "master")); |
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sqlCon.Open(); |
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RunScript(Resource1.CreateDatabase.ToString()); |
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sqlCon.Close(); |
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sqlCon = new SqlConnection(Properties.Settings.Default.atsConnectionString.Replace("AnywhereTS", "master")); |
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sqlCon.Open(); |
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RunScript(Resource1.CreateTables.ToString()); |
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sqlCon.Close(); |
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//sqlCon = new SqlConnection(Properties.Settings.Default.atsConnectionString); |
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//sqlCon.Open(); |
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} |
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catch (SqlException sql_ex1) |
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{ |
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SqlException sql_ex = (sql_ex1.GetBaseException() as SqlException); |
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MessageBox.Show(string.Format("Failed to connect to SQL Server Instance: {0}\n", InstanceName) + sql_ex.Number.ToString() + " " + sql_ex.Message.ToString()); |
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return bContinue; |
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} |
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} |
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|
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// Now that you are connected to Express, check the database versions |
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Version databaseVersion; // The current version of the database |
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int chkVer = CheckVersion(out databaseVersion); |
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VersionCheck verChk = (VersionCheck)chkVer; |
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MessageBox.Show(string.Format("Version Check: {0} Version: {1}", verChk.ToString(), databaseVersion.ToString())); |
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switch (chkVer) |
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{ |
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case (int)VersionCheck.Equal: |
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{ |
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bContinue = true; |
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break; |
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} |
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case (int)VersionCheck.Failed: |
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{ |
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bContinue = false; |
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break; |
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} |
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case (int)VersionCheck.DatabaseIsOlder: |
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{ |
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switch (databaseVersion.ToString()) |
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{ |
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// Run the apropriate upgdrade script(s) |
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case "1.0.0.0": |
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{ // Current database is version 1.0.0.0, update to 1.0.0.1 |
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bContinue = RunScript(Resource1.UpdateDatabase1.ToString()); |
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goto case "1.0.0.1"; // Continue and upgrade one more step |
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} |
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case "1.0.0.1": |
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{ // Current database is version 1.0.0.1, update to 1.0.0.2 |
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bContinue = RunScript(Resource1.UpdateDatabase2.ToString()); |
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goto case "1.0.0.2"; // Continue and upgrade one more step |
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} |
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case "1.0.0.2": |
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{ // Current database is version 1.0.0.2, update to 1.0.0.3 |
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bContinue = RunScript(Resource1.UpdateDatabase3.ToString()); |
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break; |
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} |
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|
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|
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default: |
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{ |
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MessageBox.Show("Error: Not able to upgrade database (51188)"); |
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break; |
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} |
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} |
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break; |
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} |
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case (int)VersionCheck.DatabaseIsMoreNew: |
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{ |
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bContinue = false; |
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break; |
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} |
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default: |
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{ |
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bContinue = false; |
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break; |
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} |
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|
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} |
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sqlCon.Close(); |
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sqlCon.Dispose(); |
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sqlCmd.Connection.Close(); |
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sqlCmd.Connection.Dispose(); |
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return bContinue; |
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} |
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|
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// Run a SQL script (to create or update a database) |
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public bool RunScript(string strFile) |
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{ |
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string[] strCommands; |
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strCommands = ParseScriptToCommands(strFile); |
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try |
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{ |
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if (sqlCon.State != ConnectionState.Open) sqlCon.Open(); |
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|
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sqlCmd.Connection = sqlCon; |
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|
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foreach (string strCmd in strCommands) |
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{ |
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if (strCmd.Length > 0) |
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{ |
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// Substitute database directory with the decided one. |
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sqlCmd.CommandText = strCmd.Replace("[DataDir]",ProSupport.strDatabasePath); |
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sqlCmd.ExecuteNonQuery(); |
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} |
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} |
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} |
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catch (SqlException sql_ex) |
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{ |
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MessageBox.Show(sql_ex.Number.ToString() + " " + sql_ex.Message.ToString()); |
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return false; |
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} |
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|
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return true; |
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} |
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|
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|
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// Check the version of the datbase |
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public int CheckVersion(out Version vDb) |
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{ |
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//Get Version information from application |
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Version v=new Version(ATSGlobals.strDatabaseVersion); |
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vDb = new Version("0.0.0.0"); // Assign a default value for version |
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try |
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{ |
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|
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string strResult; |
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|
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//Verify that the AnywhereTS database exists |
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sqlCmd = new SqlCommand("select count(*) from master..sysdatabases where name='AnywhereTS'", sqlCon); |
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strResult = sqlCmd.ExecuteScalar().ToString(); |
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|
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if (strResult == "0") |
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{ |
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sqlCon = new SqlConnection(Properties.Settings.Default.atsConnectionString.Replace("AnywhereTS", "master")); |
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sqlCon.Open(); |
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RunScript(Resource1.CreateDatabase.ToString()); |
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sqlCon.Close(); |
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sqlCon = new SqlConnection(Properties.Settings.Default.atsConnectionString.Replace("AnywhereTS", "master")); |
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sqlCon.Open(); |
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RunScript(Resource1.CreateTables.ToString()); |
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sqlCon.Close(); |
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} |
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try |
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{ |
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sqlCon.Close(); |
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sqlCon = new SqlConnection(Properties.Settings.Default.atsConnectionString); |
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sqlCon.Open(); |
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sqlCmd = new SqlCommand("SELECT value from AnywhereTS..AppInfo where property='version'", sqlCon); |
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strResult = (string)sqlCmd.ExecuteScalar(); |
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sqlCon.Close(); |
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} |
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catch |
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{ |
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// the database exists, but one or more tables are missing |
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try |
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{ |
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sqlCon = new SqlConnection(Properties.Settings.Default.atsConnectionString.Replace("AnywhereTS", "master")); |
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sqlCon.Open(); |
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RunScript(Resource1.CreateTables.ToString()); |
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sqlCon.Close(); |
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sqlCon = new SqlConnection(Properties.Settings.Default.atsConnectionString); |
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sqlCon.Open(); |
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sqlCmd = new SqlCommand("SELECT value from AnywhereTS..AppInfo where property='version'", sqlCon); |
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strResult = (string)sqlCmd.ExecuteScalar(); |
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} |
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catch |
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{ |
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return (int)VersionCheck.Failed; |
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} |
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} |
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vDb = new Version(strResult); |
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|
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sqlCon.Close(); |
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|
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if (vDb == v) |
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return (int)VersionCheck.Equal; |
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|
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if (vDb > v) |
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return (int)VersionCheck.DatabaseIsMoreNew; |
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|
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else |
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return (int)VersionCheck.DatabaseIsOlder; |
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|
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} |
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catch (SqlException sql_ex) |
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{ |
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MessageBox.Show(sql_ex.Number.ToString() + " " + sql_ex.Message.ToString()); |
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return (int)VersionCheck.Failed; |
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} |
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catch (Exception system_ex) |
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{ |
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MessageBox.Show(system_ex.Message.ToString()); |
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return (int)VersionCheck.Failed; |
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} |
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} |
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|
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public string[] ParseScriptToCommands(string strScript) |
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{ |
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string[] commands; |
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commands = Regex.Split(strScript, "GO\r\n", RegexOptions.IgnoreCase); |
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return commands; |
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} |
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|
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|
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[Obsolete("SetDatabaseRights() has been deperecated - user rights are assigned via SQL Server")] |
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public static void SetDatabaseRights() |
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{ |
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try |
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{ |
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// Add an access control entry to the database file. |
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ProSupport.GrantRWaccessForRemoteDesktopUsers(ProSupport.strDatabasePath + @"\" + ProSupport.strDatabaseFilename); |
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ProSupport.GrantRWaccessForRemoteDesktopUsers(ProSupport.strDatabasePath + @"\" + ProSupport.strDatabaseFilename2); |
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} |
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catch (Exception e) |
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{ |
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MessageBox.Show("Cannot set access rights for users to the database. Do you have the sufficient rights? Application will abort. Error: " + e.Message); |
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Application.Exit(); |
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return; |
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} |
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} |
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|
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public static void StartSQLbrowserService() |
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{ |
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System.ServiceProcess.ServiceController srvController = new System.ServiceProcess.ServiceController(SQL_BROWSER_SERVICE_NAME); |
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try |
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{ |
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// Check that the SQL browser service is not already running |
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if (srvController.Status != System.ServiceProcess.ServiceControllerStatus.Running) |
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{ // Service not running, start it. |
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srvController.Start(); |
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srvController.WaitForStatus(System.ServiceProcess.ServiceControllerStatus.Running, TimeSpan.FromSeconds(50)); |
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} |
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} |
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|
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catch (Exception e) |
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{ |
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MessageBox.Show("Could not start the SQL Browser service (13078). Error:" + e.Message); |
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} |
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} |
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|
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// Configure the SQL browser service to autostart |
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public static void AutostartSQLbrowserService() |
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{ |
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try |
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{ |
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//construct the management path |
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string path = "Win32_Service.Name='" + SQL_BROWSER_SERVICE_NAME + "'"; |
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using (ManagementObject service = new ManagementObject(new ManagementPath(path))) |
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{ |
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object[] parameters = new object[1]; |
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parameters[0] = "Automatic"; |
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service.InvokeMethod("ChangeStartMode", parameters); |
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|
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} |
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} |
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catch |
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{ |
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MessageBox.Show("Error, could not configure SQL Browser service (24888). Please check that SQL Server is intalled and that you are logged in with sufficient rights to configure services. Then retry the operation."); |
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} |
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} |
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|
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// Enable named pipes on the SQL Express server |
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public static bool EnableNamedPipes() |
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{ |
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ManagementScope manScope = new ManagementScope(@"\\.\root\Microsoft\SqlServer\ComputerManagement"); |
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ManagementClass sqlServicesMan = new ManagementClass(manScope, new ManagementPath("SqlService"), null); |
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ManagementClass serverProtocolsMan = new ManagementClass(manScope, new ManagementPath("ServerNetworkProtocol"), null); |
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bool restarted = false; // Indicating if restart of SQL server was performed |
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|
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sqlServicesMan.Get(); |
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serverProtocolsMan.Get(); |
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|
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foreach (ManagementObject prot in serverProtocolsMan.GetInstances()) |
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{ |
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prot.Get(); |
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if ((string)prot.GetPropertyValue("ProtocolName") == "Np" && //Named pipes |
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(string)prot.GetPropertyValue("InstanceName") == InstanceName) |
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{ // We found the named pipes protocol |
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if (!(bool)prot.GetPropertyValue("Enabled")) |
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{ // Named pipes not activated |
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prot.InvokeMethod("SetEnable", null); // Activate named pipes |
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|
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// Check if user wants to restart SQL server |
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DialogResult resultRights; |
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resultRights = MessageBox.Show(string.Format("In order for users to use the AnywhereTS control panel, the {0} service on this computer need to be restarted. This operation might take up to 60 seconds. Do you want restart the {0} service now?", InstanceName), string.Format("AnywhereTS - Restart {0} (This operation might take up to 60 seconds!)", InstanceName), MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button1); |
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if (resultRights == DialogResult.Yes) |
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{ |
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// Restart the SQL server |
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const uint sqlServerService = 1; |
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const uint sqlServiceStopped = 1; |
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foreach (ManagementObject svc in sqlServicesMan.GetInstances()) |
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{ |
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if ((uint)svc.GetPropertyValue("SqlServiceType") == sqlServerService && |
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(string)svc.GetPropertyValue("ServiceName") == string.Format("MSSQL${0}", InstanceName)) |
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{ |
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svc.Get(); |
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if ((uint)svc.GetPropertyValue("State") != sqlServiceStopped) |
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{ |
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svc.InvokeMethod("StopService", null); |
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} |
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svc.InvokeMethod("StartService", null); |
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restarted = true; |
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} // end if |
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} |
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} |
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} // end if 'named pipes protool' |
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} |
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} // foreach |
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|
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return restarted; |
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} |
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} |
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} |
