From 92082ea0bb62ab6ec723b57ca4f2b2c5f6b28469 Mon Sep 17 00:00:00 2001
From: Shashwat <svangani239@gmail.com>
Date: Fri, 17 Dec 2021 17:19:56 +0530
Subject: Change time variable type to std::chrono::seconds in
 src/net_processing.cpp

- This commit is a followup to commit: 60b579
- This changes the remaining time variable in net_processing.cpp from
int64_t to std::chrono
---
 src/net_processing.cpp | 32 +++++++++++++++++---------------
 1 file changed, 17 insertions(+), 15 deletions(-)

diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index d4f0e94056..dfce78f1fd 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -39,6 +39,8 @@
 #include <validation.h>
 
 #include <algorithm>
+#include <atomic>
+#include <chrono>
 #include <memory>
 #include <optional>
 #include <typeinfo>
@@ -57,10 +59,10 @@ static constexpr auto HEADERS_DOWNLOAD_TIMEOUT_PER_HEADER = 1ms;
 static constexpr int32_t MAX_OUTBOUND_PEERS_TO_PROTECT_FROM_DISCONNECT = 4;
 /** Timeout for (unprotected) outbound peers to sync to our chainwork, in seconds */
 static constexpr int64_t CHAIN_SYNC_TIMEOUT = 20 * 60; // 20 minutes
-/** How frequently to check for stale tips, in seconds */
-static constexpr int64_t STALE_CHECK_INTERVAL = 10 * 60; // 10 minutes
-/** How frequently to check for extra outbound peers and disconnect, in seconds */
-static constexpr int64_t EXTRA_PEER_CHECK_INTERVAL = 45;
+/** How frequently to check for stale tips */
+static constexpr auto STALE_CHECK_INTERVAL{10min};
+/** How frequently to check for extra outbound peers and disconnect */
+static constexpr auto EXTRA_PEER_CHECK_INTERVAL{45s};
 /** Minimum time an outbound-peer-eviction candidate must be connected for, in order to evict */
 static constexpr std::chrono::seconds MINIMUM_CONNECT_TIME{30};
 /** SHA256("main address relay")[0:8] */
@@ -422,7 +424,7 @@ private:
     std::atomic<int> m_best_height{-1};
 
     /** Next time to check for stale tip */
-    int64_t m_stale_tip_check_time{0};
+    std::chrono::seconds m_stale_tip_check_time{0s};
 
     /** Whether this node is running in blocks only mode */
     const bool m_ignore_incoming_txs;
@@ -541,7 +543,7 @@ private:
     std::map<uint256, std::pair<NodeId, std::list<QueuedBlock>::iterator> > mapBlocksInFlight GUARDED_BY(cs_main);
 
     /** When our tip was last updated. */
-    std::atomic<int64_t> m_last_tip_update{0};
+    std::atomic<std::chrono::seconds> m_last_tip_update{0s};
 
     /** Determine whether or not a peer can request a transaction, and return it (or nullptr if not found or not allowed). */
     CTransactionRef FindTxForGetData(const CNode& peer, const GenTxid& gtxid, const std::chrono::seconds mempool_req, const std::chrono::seconds now) LOCKS_EXCLUDED(cs_main);
@@ -947,10 +949,10 @@ bool PeerManagerImpl::TipMayBeStale()
 {
     AssertLockHeld(cs_main);
     const Consensus::Params& consensusParams = m_chainparams.GetConsensus();
-    if (m_last_tip_update == 0) {
-        m_last_tip_update = GetTime();
+    if (count_seconds(m_last_tip_update) == 0) {
+        m_last_tip_update = GetTime<std::chrono::seconds>();
     }
-    return m_last_tip_update < GetTime() - consensusParams.nPowTargetSpacing * 3 && mapBlocksInFlight.empty();
+    return count_seconds(m_last_tip_update) < GetTime() - consensusParams.nPowTargetSpacing * 3 && mapBlocksInFlight.empty();
 }
 
 bool PeerManagerImpl::CanDirectFetch()
@@ -1505,7 +1507,7 @@ void PeerManagerImpl::StartScheduledTasks(CScheduler& scheduler)
 void PeerManagerImpl::BlockConnected(const std::shared_ptr<const CBlock>& pblock, const CBlockIndex* pindex)
 {
     m_orphanage.EraseForBlock(*pblock);
-    m_last_tip_update = GetTime();
+    m_last_tip_update = GetTime<std::chrono::seconds>();
 
     {
         LOCK(m_recent_confirmed_transactions_mutex);
@@ -4335,20 +4337,20 @@ void PeerManagerImpl::CheckForStaleTipAndEvictPeers()
 {
     LOCK(cs_main);
 
-    int64_t time_in_seconds = GetTime();
+    auto now{GetTime<std::chrono::seconds>()};
 
-    EvictExtraOutboundPeers(std::chrono::seconds{time_in_seconds});
+    EvictExtraOutboundPeers(now);
 
-    if (time_in_seconds > m_stale_tip_check_time) {
+    if (now > m_stale_tip_check_time) {
         // Check whether our tip is stale, and if so, allow using an extra
         // outbound peer
         if (!fImporting && !fReindex && m_connman.GetNetworkActive() && m_connman.GetUseAddrmanOutgoing() && TipMayBeStale()) {
-            LogPrintf("Potential stale tip detected, will try using extra outbound peer (last tip update: %d seconds ago)\n", time_in_seconds - m_last_tip_update);
+            LogPrintf("Potential stale tip detected, will try using extra outbound peer (last tip update: %d seconds ago)\n", count_seconds(now) - count_seconds(m_last_tip_update));
             m_connman.SetTryNewOutboundPeer(true);
         } else if (m_connman.GetTryNewOutboundPeer()) {
             m_connman.SetTryNewOutboundPeer(false);
         }
-        m_stale_tip_check_time = time_in_seconds + STALE_CHECK_INTERVAL;
+        m_stale_tip_check_time = now + STALE_CHECK_INTERVAL;
     }
 
     if (!m_initial_sync_finished && CanDirectFetch()) {
-- 
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