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New backup format with commands in CLI.

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This commit is contained in:
Alexandre Rosenfeld
2011-01-14 23:11:13 +00:00
parent 08322a9dfa
commit 9a1c414455
4 changed files with 425 additions and 88 deletions
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115
gulliver/system/class.dbMaintenance.php
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@@ -114,7 +114,8 @@ class DataBaseMaintenance
public function setTempDir($tmpDir)
{
$this->tmpDir = $tmpDir;
mkdir($this->tmpDir);
if (!file_exists($tmpDir))
mkdir($this->tmpDir);
}
/**
@@ -313,11 +314,6 @@ class DataBaseMaintenance
}
printf("%-70s", "UNLOCK TABLES");
if( @mysql_query("UNLOCK TABLES;") )
echo " [OK]\n";
else
echo "[FAILED]\n";
return true;
}
@@ -414,6 +410,28 @@ class DataBaseMaintenance
$mysqli->close();
}
function lockTables() {
$aTables = $this->getTablesList();
if (empty($aTables))
return false;
printf("%-70s", "LOCK TABLES");
if( @mysql_query("LOCK TABLES ".implode(" READ, ", $aTables)." READ; ") ) {
echo " [OK]\n";
return true;
} else {
echo "[FAILED]\n".mysql_error()."\n";
return false;
}
}
function unlockTables() {
printf("%-70s", "UNLOCK TABLES");
if( @mysql_query("UNLOCK TABLES;") )
echo " [OK]\n";
else
echo "[FAILED]\n".mysql_error()."\n";
}
/**
* dumpSqlInserts
*
@@ -421,51 +439,21 @@ class DataBaseMaintenance
*
* @return integer $bytesSaved;
*/
function dumpSqlInserts($table)
function dumpSqlInserts($table)
{
$bytesSaved = 0;
$this->outfile = $this->tmpDir . $table . '.sql';
$metadatafile = $this->tmpDir . $table . '.meta';
//if the file exists delete it
if( is_file($this->outfile) ) {
@unlink($this->outfile);
}
$fp = fopen($this->outfile, "wb");
$fpmd = fopen($metadatafile, "wb");
printf("%-70s", "LOCK TABLES $table READ");
if( @mysql_query("LOCK TABLES $table READ; ") )
echo " [OK]\n";
else
echo "[FAILED]\n".mysql_error()."\n";
$result = @mysql_query("SELECT * FROM `$table`");
//echo "FLUSH TABLES WITH READ LOCK ................";
/*if( @mysql_query("FLUSH TABLES WITH READ LOCK;") )
echo "[OK]\n";
else
echo "[FAILED] - ".mysql_error()."\n";
*/
$num_rows = mysql_num_rows($result);
$num_fields = mysql_num_fields($result);
$data = "";
for( $i = 0; $i < $num_rows; $i ++ ) {
$row = mysql_fetch_object($result);
$data = "INSERT INTO `$table` (";
// Field names
for( $x = 0; $x < $num_fields; $x ++ ) {
$field_name = mysql_field_name($result, $x);
$data .= "`{$field_name}`";
$data .= ($x < ($num_fields - 1)) ? ", " : false;
}
$data .= ") VALUES (";
// Values
$data .= "INSERT INTO `$table` VALUES (";
for( $x = 0; $x < $num_fields; $x ++ ) {
$field_name = mysql_field_name($result, $x);
@@ -474,22 +462,10 @@ class DataBaseMaintenance
}
$data .= ");\n";
$fsData = sprintf("%09d", strlen($data));
fwrite($fpmd, "$fsData\n");
$bytesSaved += fwrite($fp, $data);
}
printf("%-59s%20s", "Dump of table $table", "$bytesSaved Bytes Saved\n");
printf("%-70s", "UNLOCK TABLES");
if( @mysql_query("UNLOCK TABLES;") )
echo " [OK]\n";
else
echo "[FAILED]\n".mysql_error()."\n";
fclose($fp);
fclose($fpmd);
return $bytesSaved;
printf("%-59s%20s", "Dump of table $table", strlen($data) . " Bytes Saved\n");
return $data;
}
/**
@@ -499,7 +475,7 @@ class DataBaseMaintenance
*
* @return none
*/
function backupDataBaseSchema($outfile)
function backupDataBase($outfile)
{
$aTables = $this->getTablesList();
$ws = explode('_', $this->dbName);
@@ -509,24 +485,23 @@ class DataBaseMaintenance
$schema .= " --\n";
$schema .= " -- Workspace: " . $ws . "\n";
$schema .= " -- Data Base: " . $this->dbName . "\n";
$schema .= " -- Tables:\t " . (count($aTables)) . "\n";
$schema .= " -- Date:\t\t " . (date('l jS \of F Y h:i:s A')) . "\n";
$schema .= " -- Tables: " . (count($aTables)) . "\n";
$schema .= " -- Date: " . (date('l jS \of F Y h:i:s A')) . "\n";
$schema .= " --\n\n";
$metafile = str_replace('.sql', '.meta', $outfile);
$fpmd = fopen($metafile, "wb");
$sx = strlen($schema);
$file = fopen($outfile, "w+");
fwrite($file, $schema);
foreach( $aTables as $table ) {
$tableSchema = $this->getSchemaFromTable($table);
$schema .= $tableSchema;
$fsData = sprintf("%09d", (strlen($tableSchema) + $sx));
fwrite($fpmd, "$fsData\n");
$sx = 0;
$tableSchema = "\nDROP TABLE IF EXISTS `$table`;\n\n";
$tableSchema .= $this->getSchemaFromTable($table);
$data = $this->dumpSqlInserts($table);
fwrite($file, $tableSchema);
fwrite($file, $data);
}
fclose($fpmd);
file_put_contents($outfile, $schema);
fclose($file);
}
/**