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-rw-r--r--library/X509/Hook/SniHook.php53
1 files changed, 53 insertions, 0 deletions
diff --git a/library/X509/Hook/SniHook.php b/library/X509/Hook/SniHook.php
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+++ b/library/X509/Hook/SniHook.php
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+<?php
+// Icinga Web 2 X.509 Module | (c) 2019 Icinga GmbH | GPLv2
+
+namespace Icinga\Module\X509\Hook;
+
+use Icinga\Application\Config;
+use Icinga\Application\Hook;
+use Icinga\Data\Filter\Filter;
+use Icinga\Util\StringHelper;
+
+/**
+ * Hook for SNI maps
+ */
+abstract class SniHook
+{
+ /**
+ * Return the SNI maps of all hooks
+ *
+ * ['192.0.2.1' => ['example.com', 'mail.example.com']]
+ *
+ * @return string[][]
+ */
+ public static function getAll()
+ {
+ // This is implemented as map of maps to avoid duplicates,
+ // the caller is expected to handle it as map of sequences though
+ $sni = [];
+
+ foreach (Hook::all('X509\Sni') as $hook) {
+ /** @var self $hook */
+ foreach ($hook->getHosts() as $ip => $hostname) {
+ $sni[$ip][$hostname] = $hostname;
+ }
+ }
+
+ foreach (Config::module('x509', 'sni') as $ip => $config) {
+ foreach (array_filter(StringHelper::trimSplit($config->get('hostnames', []))) as $hostname) {
+ $sni[$ip][$hostname] = $hostname;
+ }
+ }
+
+ return $sni;
+ }
+
+ /**
+ * Aggregate pairs of ip => hostname
+ *
+ * @param Filter $filter
+ *
+ * @return \Generator
+ */
+ abstract public function getHosts(Filter $filter = null);
+}