[#1306] node: Allow tombstone_lifetime config to be loaded on the fly

Signed-off-by: Ekaterina Lebedeva <ekaterina.lebedeva@yadro.com>

cmd/frostfs-node/config.go

@@ -105,6 +105,10 @@ type applicationConfiguration struct {
 		timestamp   bool
 	}
 
+	ObjectCfg struct {
+		tombstoneLifetime uint64
+	}
+
 	EngineCfg struct {
 		errorThreshold uint32
 		shardPoolSize  uint32
@@ -223,6 +227,10 @@ func (a *applicationConfiguration) readConfig(c *config.Config) error {
 	a.LoggerCfg.destination = loggerconfig.Destination(c)
 	a.LoggerCfg.timestamp = loggerconfig.Timestamp(c)
 
+	// Object
+
+	a.ObjectCfg.tombstoneLifetime = objectconfig.TombstoneLifetime(c)
+
 	// Storage Engine
 
 	a.EngineCfg.errorThreshold = engineconfig.ShardErrorThreshold(c)
@@ -624,7 +632,7 @@ type cfgObject struct {
 
 	cfgLocalStorage cfgLocalStorage
 
-	tombstoneLifetime uint64
+	tombstoneLifetime *atomic.Uint64
 
 	skipSessionTokenIssuerVerification bool
 }
@@ -815,9 +823,11 @@ func initCfgGRPC() cfgGRPC {
 }
 
 func initCfgObject(appCfg *config.Config) cfgObject {
+	var tsLifetime atomic.Uint64
+	tsLifetime.Store(objectconfig.TombstoneLifetime(appCfg))
 	return cfgObject{
 		pool:                               initObjectPool(appCfg),
-		tombstoneLifetime:                  objectconfig.TombstoneLifetime(appCfg),
+		tombstoneLifetime:                  &tsLifetime,
 		skipSessionTokenIssuerVerification: objectconfig.Put(appCfg).SkipSessionTokenIssuerVerification(),
 	}
 }
@@ -1296,6 +1306,9 @@ func (c *cfg) reloadConfig(ctx context.Context) {
 
 	components := c.getComponents(ctx, logPrm)
 
+	// Object
+	c.cfgObject.tombstoneLifetime.Store(c.ObjectCfg.tombstoneLifetime)
+
 	// Storage Engine
 
 	var rcfg engine.ReConfiguration

cmd/frostfs-node/object.go

@@ -109,13 +109,12 @@ func (s *objectSvc) GetRangeHash(ctx context.Context, req *object.GetRangeHashRe
 
 type delNetInfo struct {
 	netmap.State
-	tsLifetime uint64
 
 	cfg *cfg
 }
 
 func (i *delNetInfo) TombstoneLifetime() (uint64, error) {
-	return i.tsLifetime, nil
+	return i.cfg.cfgObject.tombstoneLifetime.Load(), nil
 }
 
 // returns node owner ID calculated from configured private key.
@@ -425,7 +424,6 @@ func createDeleteService(c *cfg, keyStorage *util.KeyStorage, sGet *getsvc.Servi
 		sPut,
 		&delNetInfo{
 			State: c.cfgNetmap.state,
-			tsLifetime: c.cfgObject.tombstoneLifetime,
 
 			cfg: c,
 		},