Merge pull request #850 from iotaledger/feat/add-network-health

Breaking: Add network health endpoint and flag

Author: muXxer

components/restapi/core/component.go

@@ -48,6 +48,14 @@ func configure() error {
 		return responseByHeader(c, resp)
 	})
 
+	routeGroup.GET(api.CoreEndpointNetworkHealth, func(c echo.Context) error {
+		if deps.RequestHandler.IsNetworkHealthy() {
+			return c.NoContent(http.StatusOK)
+		}
+
+		return c.NoContent(http.StatusServiceUnavailable)
+	})
+
 	routeGroup.GET(api.CoreEndpointNetworkMetrics, func(c echo.Context) error {
 		resp := metrics()
 

deploy/ansible/roles/metrics/files/grafana/provisioning/dashboards/node-exporter.json

@@ -5289,7 +5289,7 @@
               "step": 240
             }
           ],
-          "title": "Memory Commited",
+          "title": "Memory Committed",
           "type": "timeseries"
         },
         {
@@ -10381,7 +10381,7 @@
               "expr": "node_memory_NFS_Unstable_bytes{instance=\"$node\",job=\"$job\"}",
               "format": "time_series",
               "intervalFactor": 1,
-              "legendFormat": "NFS Unstable - Memory in NFS pages sent to the server, but not yet commited to the storage",
+              "legendFormat": "NFS Unstable - Memory in NFS pages sent to the server, but not yet committed to the storage",
               "refId": "A",
               "step": 240
             }

go.mod

@@ -29,7 +29,7 @@ require (
 	github.com/iotaledger/hive.go/stringify v0.0.0-20240315104458-b689cbcfddbd
 	github.com/iotaledger/inx-app v1.0.0-rc.3.0.20240307101848-db58eb9353ec
 	github.com/iotaledger/inx/go v1.0.0-rc.2.0.20240307100839-48553e1d2022
-	github.com/iotaledger/iota.go/v4 v4.0.0-20240313065735-74f8cf10c361
+	github.com/iotaledger/iota.go/v4 v4.0.0-20240319114032-b6fcc3585c99
 	github.com/labstack/echo/v4 v4.11.4
 	github.com/labstack/gommon v0.4.2
 	github.com/libp2p/go-libp2p v0.33.0

go.sum

@@ -325,8 +325,8 @@ github.com/iotaledger/inx/go v1.0.0-rc.2.0.20240307100839-48553e1d2022 h1:I178Sa
 github.com/iotaledger/inx/go v1.0.0-rc.2.0.20240307100839-48553e1d2022/go.mod h1:jTFxIWiMUdAwO263jlJCSWcNLqEkgYEVOFXfjp5aNJM=
 github.com/iotaledger/iota-crypto-demo v0.0.0-20240216103559-27ca8dffd1e7 h1:t6k4MqiUov0FrBb2o2JhKlOVSdlPbIQWM8ivYHL0G0g=
 github.com/iotaledger/iota-crypto-demo v0.0.0-20240216103559-27ca8dffd1e7/go.mod h1:do+N3LpeDEi9qselEC4XcjqGoRc7cWGiqBtIeBOKEMs=
-github.com/iotaledger/iota.go/v4 v4.0.0-20240313065735-74f8cf10c361 h1:fKvfJZ4byivRRKkqF6JPj8I4pDSN0y+bgF4I4HI11Lo=
-github.com/iotaledger/iota.go/v4 v4.0.0-20240313065735-74f8cf10c361/go.mod h1:8UQOTI7CC5R/3TurawUFuBZbkb37RzW8m4q8Hp7ct30=
+github.com/iotaledger/iota.go/v4 v4.0.0-20240319114032-b6fcc3585c99 h1:Fs4LqQ8VavnOkv4fRkEex8hVvnnqt1uVSY6R9hocPSU=
+github.com/iotaledger/iota.go/v4 v4.0.0-20240319114032-b6fcc3585c99/go.mod h1:8UQOTI7CC5R/3TurawUFuBZbkb37RzW8m4q8Hp7ct30=
 github.com/ipfs/boxo v0.18.0 h1:MOL9/AgoV3e7jlVMInicaSdbgralfqSsbkc31dZ9tmw=
 github.com/ipfs/boxo v0.18.0/go.mod h1:pIZgTWdm3k3pLF9Uq6MB8JEcW07UDwNJjlXW1HELW80=
 github.com/ipfs/go-cid v0.4.1 h1:A/T3qGvxi4kpKWWcPC/PgbvDA2bjVLO7n4UeVwnbs/s=

pkg/protocol/engine/syncmanager/syncmanager.go

@@ -16,6 +16,10 @@ type SyncManager interface {
 	// IsNodeSynced returns bool indicating if a node is synced.
 	IsNodeSynced() bool
 
+	// IsFinalizationDelayed returns bool indicating if the finalization is delayed
+	// (latest committed slot - latest finalized slot > max committable age).
+	IsFinalizationDelayed() bool
+
 	// LastAcceptedBlockSlot returns the slot of the latest accepted block.
 	LastAcceptedBlockSlot() iotago.SlotIndex
 
@@ -40,6 +44,7 @@ type SyncManager interface {
 type SyncStatus struct {
 	NodeBootstrapped       bool
 	NodeSynced             bool
+	FinalizationDelayed    bool
 	LastAcceptedBlockSlot  iotago.SlotIndex
 	LastConfirmedBlockSlot iotago.SlotIndex
 	LatestCommitment       *model.Commitment