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authorSadie Powell <sadie@witchery.services>2023-04-28 00:28:16 +0100
committerSadie Powell <sadie@witchery.services>2023-07-11 16:11:57 +0100
commit7f8a0c9d33afa26047f02a2032e4d101bfbfac50 (patch)
tree51ac353f1950a9a61f110f9d0f1008b1c9a0e856 /src
parentcc23f6dc011fa5b548dd4a1416bd6dee107ba7b6 (diff)
Allow Anope to look up multiple DNS results.
For fixing bug 1756.
Diffstat (limited to 'src')
-rw-r--r--src/misc.cpp22
1 files changed, 16 insertions, 6 deletions
diff --git a/src/misc.cpp b/src/misc.cpp
index 86d12c462..7e68686a2 100644
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -727,7 +727,13 @@ Anope::string Anope::NormalizeBuffer(const Anope::string &buf)
Anope::string Anope::Resolve(const Anope::string &host, int type)
{
- Anope::string result = host;
+ std::vector<Anope::string> results = Anope::ResolveMultiple(host, type);
+ return results.empty() ? host : results[0];
+}
+
+std::vector<Anope::string> Anope::ResolveMultiple(const Anope::string &host, int type)
+{
+ std::vector<Anope::string> results;
addrinfo hints;
memset(&hints, 0, sizeof(hints));
@@ -738,15 +744,19 @@ Anope::string Anope::Resolve(const Anope::string &host, int type)
addrinfo *addrresult = NULL;
if (getaddrinfo(host.c_str(), NULL, &hints, &addrresult) == 0)
{
- sockaddrs addr;
- memcpy(static_cast<void*>(&addr), addrresult->ai_addr, addrresult->ai_addrlen);
- result = addr.addr();
- Log(LOG_DEBUG_2) << "Resolver: " << host << " -> " << result;
+ for (addrinfo *thisresult = addrresult; thisresult; thisresult = thisresult->ai_next)
+ {
+ sockaddrs addr;
+ memcpy(static_cast<void*>(&addr), thisresult->ai_addr, thisresult->ai_addrlen);
+
+ results.push_back(addr.addr());
+ Log(LOG_DEBUG_2) << "Resolver: " << host << " -> " << addr.addr();
+ }
freeaddrinfo(addrresult);
}
- return result;
+ return results;
}
Anope::string Anope::Random(size_t len)