function resolve8021QConflicts()
{
global $sic, $dbxlink;
assertUIntArg('mutex_rev', TRUE);
// counts from 0
assertUIntArg('nrows');
// Divide submitted radio buttons into 3 groups:
// left (saved version wins)
// asis (ignore)
// right (running version wins)
$F = array();
for ($i = 0; $i < $sic['nrows']; $i++) {
if (!array_key_exists("i_{$i}", $sic)) {
continue;
}
// let's hope other inputs are in place
switch ($sic["i_{$i}"]) {
case 'left':
case 'right':
$F[$sic["pn_{$i}"]] = array('mode' => $sic["rm_{$i}"], 'allowed' => array_fetch($sic, "ra_{$i}", array()), 'native' => $sic["rn_{$i}"], 'decision' => $sic["i_{$i}"]);
break;
default:
// don't care
}
}
$dbxlink->beginTransaction();
try {
if (NULL === ($vswitch = getVLANSwitchInfo($sic['object_id'], 'FOR UPDATE'))) {
throw new InvalidArgException('object_id', $sic['object_id'], 'VLAN domain is not set for this object');
}
if ($vswitch['mutex_rev'] != $sic['mutex_rev']) {
throw new InvalidRequestArgException('mutex_rev', $sic['mutex_rev'], 'expired form (table data has changed)');
}
$D = getStored8021QConfig($vswitch['object_id'], 'desired');
$C = getStored8021QConfig($vswitch['object_id'], 'cached');
$R = getRunning8021QConfig($vswitch['object_id']);
$plan = get8021QSyncOptions($vswitch, $D, $C, $R['portdata']);
$ndone = 0;
foreach ($F as $port_name => $port) {
if (!array_key_exists($port_name, $plan)) {
continue;
} elseif ($plan[$port_name]['status'] == 'merge_conflict') {
// for R neither mutex nor revisions can be emulated, but revision change can be
if (!same8021QConfigs($port, $R['portdata'][$port_name])) {
throw new InvalidRequestArgException("port {$port_name}", '(hidden)', 'expired form (switch data has changed)');
}
if ($port['decision'] == 'right') {
// D wins, frame R by writing value of R to C
$ndone += upd8021QPort('cached', $vswitch['object_id'], $port_name, $port);
} elseif ($port['decision'] == 'left') {
// R wins, cross D up
$ndone += upd8021QPort('cached', $vswitch['object_id'], $port_name, $D[$port_name]);
}
// otherwise there was no decision made
} elseif ($plan[$port_name]['status'] == 'delete_conflict' or $plan[$port_name]['status'] == 'martian_conflict') {
if ($port['decision'] == 'left') {
// confirm deletion of local copy
$ndone += del8021QPort($vswitch['object_id'], $port_name);
}
}
// otherwise ignore a decision that doesn't address a conflict
}
} catch (InvalidRequestArgException $e) {
$dbxlink->rollBack();
showFuncMessage(__FUNCTION__, 'ERR1');
return;
} catch (Exception $e) {
$dbxlink->rollBack();
showFuncMessage(__FUNCTION__, 'ERR2');
return;
}
$dbxlink->commit();
showFuncMessage(__FUNCTION__, 'OK', array($ndone));
}
function formatVLANPackDiff($old, $current)
{
$ret = '';
$new_pack = serializeVLANPack($current);
$new_size = substr_count($new_pack, ',');
if (!same8021QConfigs($old, $current)) {
$old_pack = serializeVLANPack($old);
$old_size = substr_count($old_pack, ',');
$ret .= '<s>' . $old_pack . '</s><br>';
// make diff
$added = groupIntsToRanges(array_diff($current['allowed'], $old['allowed']));
$removed = groupIntsToRanges(array_diff($old['allowed'], $current['allowed']));
if ($old['mode'] == $current['mode'] && $current['mode'] == 'trunk') {
if (!empty($added)) {
$ret .= '<span class="vlan-diff diff-add">+ ' . implode(', ', $added) . '</span><br>';
}
if (!empty($removed)) {
$ret .= '<span class="vlan-diff diff-rem">- ' . implode(', ', $removed) . '</span><br>';
}
}
}
$ret .= $new_pack;
return $ret;
}
function replace8021QPorts($instance = 'desired', $object_id, $before, $changes)
{
$done = 0;
foreach ($changes as $port_name => $port) {
if (!array_key_exists($port_name, $before) or !same8021QConfigs($port, $before[$port_name])) {
upd8021QPort($instance, $object_id, $port_name, $port);
$done++;
}
}
return $done;
}
function queueChangesToSwitch($switch_id, $order, $before, $check_only = FALSE)
{
global $script_mode;
$ret = array();
$nsaved = 0;
foreach ($order as $portname => $portorder) {
if (!same8021QConfigs($portorder, $before[$portname])) {
if ($script_mode) {
$object = spotEntity('object', $switch_id);
print $object['name'] . " {$portname}: " . serializeVLANPack($before[$portname]) . ' -> ' . serializeVLANPack($portorder) . "\n";
}
if (!$check_only) {
upd8021QPort('desired', $switch_id, $portname, $portorder);
$nsaved++;
}
}
}
if (!$check_only && $nsaved) {
touchVLANSwitch($switch_id);
}
return $nsaved;
}
