From 0d14ef69f0c0ebd0e97f574fb423945ce120acf1 Mon Sep 17 00:00:00 2001
From: Evgenii Stratonikov <evgeniy@morphbits.ru>
Date: Tue, 18 Oct 2022 16:03:33 +0300
Subject: [PATCH] [#1922] neofs-node: Allow to go online after maintenance

Signed-off-by: Evgenii Stratonikov <evgeniy@morphbits.ru>
---
 CHANGELOG.md             | 1 +
 cmd/neofs-node/config.go | 6 ++++--
 cmd/neofs-node/netmap.go | 6 +++---
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91fcb260..7da5925e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ Changelog for NeoFS Node
 ### Changed
 ### Fixed
 - `writecache.max_object_size` is now correctly handled (#1925)
+- Correctly handle setting ONLINE netmap status after maintenance (#1922)
 
 ### Removed
 ### Updated
diff --git a/cmd/neofs-node/config.go b/cmd/neofs-node/config.go
index 8811a113..21ef0d94 100644
--- a/cmd/neofs-node/config.go
+++ b/cmd/neofs-node/config.go
@@ -848,11 +848,13 @@ func (c *cfg) handleLocalNodeInfo(ni *netmap.NodeInfo) {
 }
 
 // bootstrap sets local node's netmap status to "online".
-func (c *cfg) bootstrap() error {
+// If current netmap status is MAINTENANCE and this function wasn't called thorough a control service,
+// the status is untouched.
+func (c *cfg) bootstrap(manual bool) error {
 	ni := c.cfgNodeInfo.localInfo
 
 	// switch to online except when under maintenance
-	if st := c.cfgNetmap.state.controlNetmapStatus(); st == control.NetmapStatus_MAINTENANCE {
+	if st := c.cfgNetmap.state.controlNetmapStatus(); st == control.NetmapStatus_MAINTENANCE && !manual {
 		ni.SetMaintenance()
 
 		c.log.Info("bootstrap with untouched node state",
diff --git a/cmd/neofs-node/netmap.go b/cmd/neofs-node/netmap.go
index 068e9dfd..0bb668e4 100644
--- a/cmd/neofs-node/netmap.go
+++ b/cmd/neofs-node/netmap.go
@@ -179,7 +179,7 @@ func initNetmapService(c *cfg) {
 		const reBootstrapInterval = 2
 
 		if (n-c.cfgNetmap.startEpoch)%reBootstrapInterval == 0 {
-			err := c.bootstrap()
+			err := c.bootstrap(false)
 			if err != nil {
 				c.log.Warn("can't send re-bootstrap tx", zap.Error(err))
 			}
@@ -241,7 +241,7 @@ func readSubnetCfg(c *cfg) {
 // Must be called after initNetmapService.
 func bootstrapNode(c *cfg) {
 	if c.needBootstrap() {
-		err := c.bootstrap()
+		err := c.bootstrap(false)
 		fatalOnErrDetails("bootstrap error", err)
 	}
 }
@@ -353,7 +353,7 @@ func (c *cfg) SetNetmapStatus(st control.NetmapStatus) error {
 
 	if st == control.NetmapStatus_ONLINE {
 		c.cfgNetmap.reBoostrapTurnedOff.Store(false)
-		return c.bootstrap()
+		return c.bootstrap(true)
 	}
 
 	c.cfgNetmap.reBoostrapTurnedOff.Store(true)