Merge pull request #4787 from rgacogne/dnsdist-edit-ttls

dnsdist: Allow TTL alteration via Lua

diff --cc pdns/README-dnsdist.md
index 18ca113a35e552748a7dc29b25d6b7c293c0faa3,c03d9bb30843f756c0eadb83913562d20dcd4aa6..efbfd0f1c23807aacd0a338d4bffdab95511bc22
--- 1/pdns/README-dnsdist.md
--- 2/pdns/README-dnsdist.md
+++ b/pdns/README-dnsdist.md
@@@ -570,9 -571,10 +571,11 @@@ Valid return values for `LuaAction` fun
   * DNSAction.None: continue to the next rule
   * DNSAction.Nxdomain: return a response with a NXDomain rcode
   * DNSAction.Pool: use the specified pool to forward this query
 + * DNSAction.Refused: return a response with a Refused rcode
   * DNSAction.Spoof: spoof the response using the supplied IPv4 (A), IPv6 (AAAA) or string (CNAME) value
  
+ The same feature exists to hand off some responses for Lua inspection, using `addLuaResponseAction(x, func)`.
+ 
  DNSSEC
  ------
  To provide DNSSEC service from a separate pool, try:

diff --cc pdns/dnsdist-console.cc
Simple merge

diff --cc pdns/dnsdist-lua.cc
Simple merge

diff --cc pdns/dnsparser.cc
Simple merge

diff --cc pdns/dnsparser.hh
Simple merge