82 lines
2.2 KiB
C#
82 lines
2.2 KiB
C#
10 years ago
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using System;
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using System.Diagnostics;
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using System.IO;
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using yavscModel.Admin;
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using Npgsql.Web.Blog;
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namespace Yavsc.Admin
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{
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public class DataManager
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{
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DataAccess da;
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public DataManager (DataAccess datac)
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{
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da = datac;
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}
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public Export CreateBackup ()
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{
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Environment.SetEnvironmentVariable("PGPASSWORD", da.Password);
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Export e = new Export ();
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string fileName = da.BackupPrefix + "-" + DateTime.Now.ToString ("yyyyMMdd");
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FileInfo ofi = new FileInfo (fileName);
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e.FileName = ofi.FullName;
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Exec ("pg_dump", string.Format (
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"-wb -Z3 -f {0} -Fd -h {1} -U {2} -p {3} {4}",
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fileName, da.Host, da.Dbuser, da.Port, da.Dbname ),e);
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return e;
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}
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private void Exec(string name, string args, TaskOutput output)
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{
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ProcessStartInfo Pinfo =
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new ProcessStartInfo (name,args);
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Pinfo.RedirectStandardError = true;
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Pinfo.RedirectStandardOutput = true;
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Pinfo.CreateNoWindow = true;
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Pinfo.UseShellExecute = false;
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using (Process p = new Process ()) {
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p.EnableRaisingEvents = true;
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p.StartInfo = Pinfo;
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p.Start ();
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p.WaitForExit ();
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output.Error = p.StandardError.ReadToEnd ();
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output.Message = p.StandardOutput.ReadToEnd ();
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output.ExitCode = p.ExitCode;
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p.Close ();
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}
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}
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public TaskOutput Restore (string fileName, bool dataOnly)
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{
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Environment.SetEnvironmentVariable("PGPASSWORD", da.Password);
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var t = new TaskOutput ();
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Exec ("pg_restore", (dataOnly?"-a ":"")+string.Format (
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"-1 -w -Fd -O -h {0} -U {1} -p {2} -d {3} {4}",
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da.Host, da.Dbuser, da.Port, da.Dbname, fileName ),t);
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return t;
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}
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public TaskOutput CreateDb ()
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{
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return Restore ("freshinstall", false);
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}
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public Export TagBackup (string filename, string [] tags)
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{
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/* FileInfo fi = new FileInfo (filename);
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using (FileStream s = fi.OpenWrite ()) {
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} */
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throw new NotImplementedException ();
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}
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public TaskOutput TagRestore (string fileName)
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{
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Environment.SetEnvironmentVariable ("PGPASSWORD", da.Password);
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var t = new TaskOutput ();
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Exec ("pg_restore", string.Format (
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"-a -w -Fd -O -h {0} -U {1} -p {2} -d {3} {4}",
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da.Host, da.Dbuser, da.Port, da.Dbname, fileName ),t);
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return t;
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}
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}
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}
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