added CSV import/export of server blocklist

This commit is contained in:
Tobias Diekershoff 2020-07-19 09:49:17 +02:00
parent 1a385153f8
commit c6c7c4e841

View file

@ -51,10 +51,14 @@ Usage
bin/console serverblock [-h|--help|-?] [-v] bin/console serverblock [-h|--help|-?] [-v]
bin/console serverblock add <pattern> <reason> [-h|--help|-?] [-v] bin/console serverblock add <pattern> <reason> [-h|--help|-?] [-v]
bin/console serverblock remove <pattern> [-h|--help|-?] [-v] bin/console serverblock remove <pattern> [-h|--help|-?] [-v]
bin/console serverblock export <filename>
bin/console serverblock import <filename>
Description Description
With this tool, you can list the current blocked server domain patterns With this tool, you can list the current blocked server domain patterns
or you can add / remove a blocked server domain pattern from the list. or you can add / remove a blocked server domain pattern from the list.
Using the export and import options you can share your server blocklist
with other node admins by CSV files.
Patterns are case-insensitive shell wildcard comprising the following special characters: Patterns are case-insensitive shell wildcard comprising the following special characters:
- * : Any number of characters - * : Any number of characters
@ -87,6 +91,10 @@ HELP;
return $this->addBlockedServer($this->config); return $this->addBlockedServer($this->config);
case 'remove': case 'remove':
return $this->removeBlockedServer($this->config); return $this->removeBlockedServer($this->config);
case 'export':
return $this->exportBlockedServers($this->config);
case 'import':
return $this->importBlockedServers($this->config);
default: default:
throw new CommandArgsException('Unknown command.'); throw new CommandArgsException('Unknown command.');
break; break;
@ -94,10 +102,66 @@ HELP;
} }
/** /**
* Prints the whole list of blocked domains including the reason * Exports the list of blocked domains including the reason for the
* block to a CSV file.
* *
* @param IConfig $config * @param IConfig $config
*/ */
private function exportBlockedServers(IConfig $config)
{
$filename = $this->getArgument(1);
$blocklist = $config->get('system', 'blocklist', []);
$fp = fopen($filename, 'w');
foreach ($blocklist as $domain) {
fputcsv($fp, $domain);
}
}
/**
* Imports a list of domains and a reason for the block from a CSV
* file, e.g. created with the export function.
*
* @param IConfig $config
*/
private function importBlockedServers(IConfig $config)
{
$filename = $this->getArgument(1);
$currBlockList = $config->get('system', 'blocklist', []);
$newBlockList = [];
if (($fp = fopen($filename, 'r')) !== FALSE) {
while (($data = fgetcsv($fp, 1000, ',')) !== FALSE) {
$domain = $data[0];
if (count($data) == 0) {
$reason = self::DEFAULT_REASON;
} else {
$reason = $data[1];
}
$data = [
'domain' => $domain,
'reason' => $reason
];
if (!in_array($data, $newBlockList))
$newBlockList[] = $data;
}
foreach ($currBlockList as $blocked) {
if (!in_array($blocked, $newBlockList))
$newBlockList[] = $blocked;
}
if ($config->set('system', 'blocklist', $newBlockList)) {
$this->out(sprintf("Entries from %s that were not blocked before are now blocked", $filename));
return 0;
} else {
$this->out(sprintf("Couldn't save '%s' as blocked server", $domain));
return 1;
}
}
}
/**
* Prints the whole list of blocked domains including the reason
*
/* @param IConfig $config
*/
private function printBlockedServers(IConfig $config) private function printBlockedServers(IConfig $config)
{ {
$table = new Console_Table(); $table = new Console_Table();
@ -127,9 +191,9 @@ HELP;
$update = false; $update = false;
$currBlocklist = $config->get('system', 'blocklist', []); $currBlockList = $config->get('system', 'blocklist', []);
$newBlockList = []; $newBlockList = [];
foreach ($currBlocklist as $blocked) { foreach ($currBlockList as $blocked) {
if ($blocked['domain'] === $domain) { if ($blocked['domain'] === $domain) {
$update = true; $update = true;
$newBlockList[] = [ $newBlockList[] = [
@ -178,9 +242,9 @@ HELP;
$found = false; $found = false;
$currBlocklist = $config->get('system', 'blocklist', []); $currBlockList = $config->get('system', 'blocklist', []);
$newBlockList = []; $newBlockList = [];
foreach ($currBlocklist as $blocked) { foreach ($currBlockList as $blocked) {
if ($blocked['domain'] === $domain) { if ($blocked['domain'] === $domain) {
$found = true; $found = true;
} else { } else {