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Code Issues Releases Wiki Activity

Merge branch 'ticket/14742' into ticket/14742-32x

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Conflicts:
	phpBB/phpbb/db/migrator.php
This commit is contained in:
Oliver Schramm
2016-08-20 22:38:45 +02:00
parent 723d9d8e4c 773f6d08a5
commit 88384a1e63
6 changed files with 58 additions and 62 deletions
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102
phpBB/phpbb/db/migrator.php
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@@ -362,8 +362,10 @@ class migrator
$total_time = (is_array($state['migration_data_state']) && isset($state['migration_data_state']['_total_time'])) ?
$state['migration_data_state']['_total_time'] : 0.0;
$elapsed_time = microtime(true);
$steps = $this->helper->get_schema_steps($migration->update_schema());
$result = $this->process_data_step($steps, $state['migration_data_state']);
$elapsed_time = microtime(true) - $elapsed_time;
$total_time += $elapsed_time;
@@ -397,7 +399,9 @@ class migrator
$total_time = (is_array($state['migration_data_state']) && isset($state['migration_data_state']['_total_time'])) ?
$state['migration_data_state']['_total_time'] : 0.0;
$elapsed_time = microtime(true);
$result = $this->process_data_step($migration->update_data(), $state['migration_data_state']);
$elapsed_time = microtime(true) - $elapsed_time;
$total_time += $elapsed_time;
@@ -421,7 +425,10 @@ class migrator
}
catch (\phpbb\db\migration\exception $e)
{
// Revert the schema changes
// Reset data state and revert the schema changes
$state['migration_data_state'] = '';
$this->set_migration_state($name, $state);
$this->revert_do($name);
throw $e;
@@ -506,8 +513,10 @@ class migrator
$total_time = (is_array($state['migration_data_state']) && isset($state['migration_data_state']['_total_time'])) ?
$state['migration_data_state']['_total_time'] : 0.0;
$elapsed_time = microtime(true);
$steps = array_merge($this->helper->reverse_update_data($migration->update_data()), $migration->revert_data());
$result = $this->process_data_step($steps, $state['migration_data_state']);
$elapsed_time = microtime(true) - $elapsed_time;
$total_time += $elapsed_time;
@@ -539,8 +548,10 @@ class migrator
$total_time = (is_array($state['migration_data_state']) && isset($state['migration_data_state']['_total_time'])) ?
$state['migration_data_state']['_total_time'] : 0.0;
$elapsed_time = microtime(true);
$steps = $this->helper->get_schema_steps($migration->revert_schema());
$result = $this->process_data_step($steps, $state['migration_data_state']);
$elapsed_time = microtime(true) - $elapsed_time;
$total_time += $elapsed_time;
@@ -585,6 +596,11 @@ class migrator
*/
protected function process_data_step($steps, $state, $revert = false)
{
if (sizeof($steps) === 0)
{
return true;
}
$state = is_array($state) ? $state : false;
// reverse order of steps if reverting
@@ -593,65 +609,45 @@ class migrator
$steps = array_reverse($steps);
}
end($steps);
$last_step_identifier = key($steps);
foreach ($steps as $step_identifier => $step)
$step = $last_result = 0;
if ($state)
{
$last_result = 0;
if ($state)
$step = $state['step'];
// We send the result from last time to the callable function
$last_result = $state['result'];
}
try
{
// Result will be null or true if everything completed correctly
// Stop after each update step, to let the updater control the script runtime
$result = $this->run_step($steps[$step], $last_result, $revert);
if (($result !== null && $result !== true) || $step + 1 < sizeof($steps))
{
// Continue until we reach the step that matches the last step called
if ($state['step'] != $step_identifier)
return array(
'result' => $result,
// Move on if the last call finished
'step' => ($result !== null && $result !== true) ? $step : $step + 1,
);
}
}
catch (\phpbb\db\migration\exception $e)
{
// We should try rolling back here
foreach ($steps as $reverse_step_identifier => $reverse_step)
{
// If we've reached the current step we can break because we reversed everything that was run
if ($reverse_step_identifier == $step)
{
continue;
break;
}
// We send the result from last time to the callable function
$last_result = $state['result'];
// Set state to false since we reached the point we were at
$state = false;
// There is a tendency to get stuck in some cases
if ($last_result === null || $last_result === true)
{
continue;
}
// Reverse the step that was run
$result = $this->run_step($reverse_step, false, !$revert);
}
try
{
// Result will be null or true if everything completed correctly
// After any schema update step we allow to pause, since
// database changes can take quite some time
$result = $this->run_step($step, $last_result, $revert);
if (($result !== null && $result !== true) ||
(strpos($step[0], 'dbtools') === 0 && $step_identifier !== $last_step_identifier))
{
return array(
'result' => $result,
'step' => $step_identifier,
);
}
}
catch (\phpbb\db\migration\exception $e)
{
// We should try rolling back here
foreach ($steps as $reverse_step_identifier => $reverse_step)
{
// If we've reached the current step we can break because we reversed everything that was run
if ($reverse_step_identifier == $step_identifier)
{
break;
}
// Reverse the step that was run
$this->run_step($reverse_step, false, !$revert);
}
throw $e;
}
throw $e;
}
return true;