flashii/backup-manager
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temp file instead of memory stream

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flash 2019-08-16 05:09:17 +02:00
parent 36644423f5
commit 25e9f6a994
2 changed files with 23 additions and 20 deletions
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2
BackupManager/Config.cs
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@ -14,7 +14,7 @@
public string FileSystemPath { get; set; } = @"backups";
public string MySqlDumpPathWindows { get; set; } = @"C:\Program Files\MySQL\MySQL Server 8.0\bin\mysqldump.exe";
public string MySqlDumpPathWindows { get; set; } = @"C:\Program Files\MariaDB 10.3\bin\mysqldump.exe";
public string MySqlDumpPath { get; set; } = @"mysqldump";
public string MySqlHost { get; set; } = @"localhost";
public string MySqlUser { get; set; }

41
BackupManager/Program.cs
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@ -159,7 +159,9 @@ namespace BackupManager
Log(@"Database backup...");
using (Stream s = CreateMySqlDump())
string sqldump = CreateMySqlDump();
using (Stream s = File.OpenRead(sqldump))
using (Stream g = GZipEncodeStream(s))
{
object f = Upload(DatabaseDumpName, @"application/sql+gzip", g);
@ -172,6 +174,8 @@ namespace BackupManager
}
}
File.Delete(sqldump);
if (Directory.Exists(Config.MisuzuPath))
{
Log(@"Filesystem backup...");
@ -330,12 +334,12 @@ namespace BackupManager
return tmpName;
}
public static Stream CreateMySqlDump()
public static string CreateMySqlDump()
{
Log(@"Dumping MySQL Databases...");
string tmpFile = Path.GetTempFileName();
string sqldefaults = Path.GetTempFileName();
using (FileStream fs = File.Open(tmpFile, FileMode.Open, FileAccess.ReadWrite))
using (FileStream fs = File.Open(sqldefaults, FileMode.Open, FileAccess.ReadWrite))
using (StreamWriter sw = new StreamWriter(fs))
{
sw.WriteLine(@"[client]");
@ -344,39 +348,35 @@ namespace BackupManager
sw.WriteLine(@"default-character-set=utf8mb4");
}
// should we use --result-file ?
string sqldump = Path.GetTempFileName();
StringBuilder mysqldumpArgs = new StringBuilder();
mysqldumpArgs.AppendFormat(@"--defaults-file={0} ", tmpFile);
mysqldumpArgs.AppendFormat(@"--defaults-file={0} ", sqldefaults);
mysqldumpArgs.Append(@"--single-transaction ");
mysqldumpArgs.Append(@"--tz-utc --triggers ");
mysqldumpArgs.Append(@"--routines --hex-blob ");
mysqldumpArgs.Append(@"--add-locks --order-by-primary ");
mysqldumpArgs.AppendFormat(@"--result-file={0} ", sqldump);
mysqldumpArgs.Append(@"-l -Q -q -B "); // lock, quote names, quick, databases list
mysqldumpArgs.Append(Config.MySqlDatabases);
#if DEBUG
Log($@"mysqldump args: {mysqldumpArgs}");
#endif
Process p = Process.Start(new ProcessStartInfo
{
FileName = IsWindows ? Config.MySqlDumpPathWindows : Config.MySqlDumpPath,
RedirectStandardError = false,
RedirectStandardInput = false,
RedirectStandardOutput = true,
Arguments = mysqldumpArgs.ToString(),
UseShellExecute = false,
CreateNoWindow = true,
});
int read;
byte[] buffer = new byte[1024];
MemoryStream ms = new MemoryStream();
while ((read = p.StandardOutput.BaseStream.Read(buffer, 0, buffer.Length)) > 0)
ms.Write(buffer, 0, read);
p.WaitForExit();
File.Delete(tmpFile);
ms.Seek(0, SeekOrigin.Begin);
return ms;
File.Delete(sqldefaults);
return sqldump;
}
public static Stream GZipEncodeStream(Stream input)
@ -414,6 +414,9 @@ namespace BackupManager
public static void SatoriBroadcast(string text, bool error = false)
{
#if DEBUG
return;
#endif
if (string.IsNullOrEmpty(text)
|| Config == null
|| string.IsNullOrWhiteSpace(Config.SatoriHost)