From 3fabf69763ad45f40055b8344746cc009968a17e Mon Sep 17 00:00:00 2001
From: Peter van Dijk <peter.van.dijk@powerdns.com>
Date: Mon, 5 Dec 2022 13:26:36 +0100
Subject: [PATCH] auth lmdb: implement alsoNotifies, fixes #12256

(cherry picked from commit b0e178a7fae71dca241f08b4faa861130a150a76)
---
 modules/lmdbbackend/lmdbbackend.cc | 7 +++++++
 modules/lmdbbackend/lmdbbackend.hh | 1 +
 2 files changed, 8 insertions(+)

diff --git a/modules/lmdbbackend/lmdbbackend.cc b/modules/lmdbbackend/lmdbbackend.cc
index 62d4e29e29..227a3b9b64 100644
--- a/modules/lmdbbackend/lmdbbackend.cc
+++ b/modules/lmdbbackend/lmdbbackend.cc
@@ -1770,6 +1770,13 @@ bool LMDBBackend::getTSIGKeys(std::vector<struct TSIGKey>& keys)
   return false;
 }
 
+void LMDBBackend::alsoNotifies(const DNSName& domain, set<string>* ips)
+{
+  std::vector<std::string> meta;
+  getDomainMetadata(domain, "ALSO-NOTIFY", meta);
+  ips->insert(meta.begin(), meta.end());
+}
+
 class LMDBFactory : public BackendFactory
 {
 public:
diff --git a/modules/lmdbbackend/lmdbbackend.hh b/modules/lmdbbackend/lmdbbackend.hh
index 99244a9ef8..2279595e7a 100644
--- a/modules/lmdbbackend/lmdbbackend.hh
+++ b/modules/lmdbbackend/lmdbbackend.hh
@@ -101,6 +101,7 @@ public:
     }
     return false;
   }
+  void alsoNotifies(const DNSName& domain, set<string>* ips) override;
 
   bool setDomainMetadata(const DNSName& name, const std::string& kind, const std::vector<std::string>& meta) override;
   void setStale(uint32_t domain_id) override;
-- 
2.47.2