Merge bitcoin#22915: Remove confusing CAddrDB

fade9a1 Remove confusing CAddrDB (MarcoFalke)
fa7f77b Fix addrdb includes (MarcoFalke)
fa3f5d0 Move addrman includes from .h to .cpp (MarcoFalke)

Pull request description:

  Split out from bitcoin#22762 to avoid having to carry it around in (an)other rebase(s)

ACKs for top commit:
  ryanofsky:
    Code review ACK fade9a1
  lsilva01:
    Code Review ACK bitcoin@fade9a1

Tree-SHA512: 7615fb0b6235d0c1e6f8cd6263dd18c4d95890567c2b797fe6fce6cb12cc85ce6eacbe07dbb6d81b05d179ef03b42edfd61c940e35a1044ce6d363b54c2dae5c

Author: MarcoFalke

src/addrdb.cpp

@@ -170,22 +170,19 @@ bool CBanDB::Read(banmap_t& banSet)
     return true;
 }
 
-CAddrDB::CAddrDB()
-{
-    pathAddr = gArgs.GetDataDirNet() / "peers.dat";
-}
-
-bool CAddrDB::Write(const CAddrMan& addr)
+bool DumpPeerAddresses(const ArgsManager& args, const CAddrMan& addr)
 {
+    const auto pathAddr = args.GetDataDirNet() / "peers.dat";
     return SerializeFileDB("peers", pathAddr, addr, CLIENT_VERSION);
 }
 
-bool CAddrDB::Read(CAddrMan& addr)
+bool ReadPeerAddresses(const ArgsManager& args, CAddrMan& addr)
 {
+    const auto pathAddr = args.GetDataDirNet() / "peers.dat";
     return DeserializeFileDB(pathAddr, addr, CLIENT_VERSION);
 }
 
-bool CAddrDB::Read(CAddrMan& addr, CDataStream& ssPeers)
+bool ReadFromStream(CAddrMan& addr, CDataStream& ssPeers)
 {
     return DeserializeDB(ssPeers, addr, false);
 }

src/addrdb.h

@@ -12,21 +12,15 @@
 
 #include <vector>
 
-class CAddress;
+class ArgsManager;
 class CAddrMan;
+class CAddress;
 class CDataStream;
 
-/** Access to the (IP) address database (peers.dat) */
-class CAddrDB
-{
-private:
-    fs::path pathAddr;
-public:
-    CAddrDB();
-    bool Write(const CAddrMan& addr);
-    bool Read(CAddrMan& addr);
-    static bool Read(CAddrMan& addr, CDataStream& ssPeers);
-};
+bool DumpPeerAddresses(const ArgsManager& args, const CAddrMan& addr);
+bool ReadPeerAddresses(const ArgsManager& args, CAddrMan& addr);
+/** Only used by tests. */
+bool ReadFromStream(CAddrMan& addr, CDataStream& ssPeers);
 
 /** Access to the banlist database (banlist.json) */
 class CBanDB

src/addrman.cpp

@@ -5,10 +5,12 @@
 
 #include <addrman.h>
 
+#include <clientversion.h>
 #include <hash.h>
 #include <logging.h>
 #include <netaddress.h>
 #include <serialize.h>
+#include <streams.h>
 
 #include <cmath>
 #include <optional>

src/addrman.h

@@ -6,23 +6,16 @@
 #ifndef BITCOIN_ADDRMAN_H
 #define BITCOIN_ADDRMAN_H
 
-#include <clientversion.h>
-#include <config/bitcoin-config.h>
 #include <fs.h>
-#include <hash.h>
+#include <logging.h>
 #include <netaddress.h>
 #include <protocol.h>
-#include <random.h>
-#include <streams.h>
 #include <sync.h>
 #include <timedata.h>
-#include <tinyformat.h>
-#include <util/system.h>
 
-#include <iostream>
+#include <cstdint>
 #include <optional>
 #include <set>
-#include <stdint.h>
 #include <unordered_map>
 #include <vector>
 

src/init.cpp

@@ -1206,14 +1206,13 @@ bool AppInitMain(NodeContext& node, interfaces::BlockAndHeaderTipInfo* tip_info)
         // Load addresses from peers.dat
         uiInterface.InitMessage(_("Loading P2P addresses…").translated);
         int64_t nStart = GetTimeMillis();
-        CAddrDB adb;
-        if (adb.Read(*node.addrman)) {
+        if (ReadPeerAddresses(args, *node.addrman)) {
             LogPrintf("Loaded %i addresses from peers.dat  %dms\n", node.addrman->size(), GetTimeMillis() - nStart);
         } else {
             // Addrman can be in an inconsistent state after failure, reset it
             node.addrman = std::make_unique<CAddrMan>(asmap, /* deterministic */ false, /* consistency_check_ratio */ check_addrman);
             LogPrintf("Recreating peers.dat\n");
-            adb.Write(*node.addrman);
+            DumpPeerAddresses(args, *node.addrman);
         }
     }
 

src/net.cpp

@@ -9,6 +9,7 @@
 
 #include <net.h>
 
+#include <addrdb.h>
 #include <banman.h>
 #include <clientversion.h>
 #include <compat.h>
@@ -24,6 +25,7 @@
 #include <scheduler.h>
 #include <util/sock.h>
 #include <util/strencodings.h>
+#include <util/system.h>
 #include <util/thread.h>
 #include <util/trace.h>
 #include <util/translation.h>
@@ -1747,8 +1749,7 @@ void CConnman::DumpAddresses()
 {
     int64_t nStart = GetTimeMillis();
 
-    CAddrDB adb;
-    adb.Write(addrman);
+    DumpPeerAddresses(::gArgs, addrman);
 
     LogPrint(BCLog::NET, "Flushed %d addresses to peers.dat  %dms\n",
            addrman.size(), GetTimeMillis() - nStart);

src/net.h

@@ -6,7 +6,6 @@
 #ifndef BITCOIN_NET_H
 #define BITCOIN_NET_H
 
-#include <addrdb.h>
 #include <addrman.h>
 #include <amount.h>
 #include <bloom.h>

src/qt/bantablemodel.h

@@ -5,6 +5,7 @@
 #ifndef BITCOIN_QT_BANTABLEMODEL_H
 #define BITCOIN_QT_BANTABLEMODEL_H
 
+#include <addrdb.h>
 #include <net.h>
 
 #include <memory>

src/qt/walletframe.cpp

@@ -11,6 +11,7 @@
 #include <qt/psbtoperationsdialog.h>
 #include <qt/walletmodel.h>
 #include <qt/walletview.h>
+#include <util/system.h>
 
 #include <cassert>
 

src/test/addrman_tests.cpp

@@ -5,13 +5,14 @@
 #include <addrdb.h>
 #include <addrman.h>
 #include <chainparams.h>
+#include <clientversion.h>
+#include <hash.h>
+#include <netbase.h>
+#include <random.h>
 #include <test/data/asmap.raw.h>
 #include <test/util/setup_common.h>
 #include <util/asmap.h>
 #include <util/string.h>
-#include <hash.h>
-#include <netbase.h>
-#include <random.h>
 
 #include <boost/test/unit_test.hpp>
 
@@ -1002,7 +1003,7 @@ BOOST_AUTO_TEST_CASE(addrman_evictionworks)
     BOOST_CHECK(addrman.SelectTriedCollision().ToString() == "[::]:0");
 }
 
-BOOST_AUTO_TEST_CASE(caddrdb_read)
+BOOST_AUTO_TEST_CASE(load_addrman)
 {
     CAddrManUncorrupted addrmanUncorrupted;
 
@@ -1037,17 +1038,17 @@ BOOST_AUTO_TEST_CASE(caddrdb_read)
     BOOST_CHECK(addrman1.size() == 3);
     BOOST_CHECK(exceptionThrown == false);
 
-    // Test that CAddrDB::Read creates an addrman with the correct number of addrs.
+    // Test that ReadFromStream creates an addrman with the correct number of addrs.
     CDataStream ssPeers2 = AddrmanToStream(addrmanUncorrupted);
 
     CAddrMan addrman2(/* asmap */ std::vector<bool>(), /* deterministic */ false, /* consistency_check_ratio */ 100);
     BOOST_CHECK(addrman2.size() == 0);
-    BOOST_CHECK(CAddrDB::Read(addrman2, ssPeers2));
+    BOOST_CHECK(ReadFromStream(addrman2, ssPeers2));
     BOOST_CHECK(addrman2.size() == 3);
 }
 
 
-BOOST_AUTO_TEST_CASE(caddrdb_read_corrupted)
+BOOST_AUTO_TEST_CASE(load_addrman_corrupted)
 {
     CAddrManCorrupted addrmanCorrupted;
 
@@ -1063,16 +1064,16 @@ BOOST_AUTO_TEST_CASE(caddrdb_read_corrupted)
     } catch (const std::exception&) {
         exceptionThrown = true;
     }
-    // Even through de-serialization failed addrman is not left in a clean state.
+    // Even though de-serialization failed addrman is not left in a clean state.
     BOOST_CHECK(addrman1.size() == 1);
     BOOST_CHECK(exceptionThrown);
 
-    // Test that CAddrDB::Read fails if peers.dat is corrupt
+    // Test that ReadFromStream fails if peers.dat is corrupt
     CDataStream ssPeers2 = AddrmanToStream(addrmanCorrupted);
 
     CAddrMan addrman2(/* asmap */ std::vector<bool>(), /* deterministic */ false, /* consistency_check_ratio */ 100);
     BOOST_CHECK(addrman2.size() == 0);
-    BOOST_CHECK(!CAddrDB::Read(addrman2, ssPeers2));
+    BOOST_CHECK(!ReadFromStream(addrman2, ssPeers2));
 }