Extended ZFS states

metrics/pve_node_zfs_collector.go

@@ -26,17 +26,26 @@ type zfsMetricComponent struct {
 	Path string
 }
 
+var zfsStateValues = map[string]float64{
+	"ONLINE":   1,
+	"DEGRADED": 2,
+	"FAULTED":  3,
+	"OFFLINE":  4,
+	"REMOVED":  5,
+	"UNAVAIL":  6,
+}
+
 // NewPveNodeZfsCollector creates a ZFS metrics collector.
 func NewPveNodeZfsCollector(apiClient *proxmox.PveApiClient, registry *TTLRegistry) *PveNodeZfsCollector {
 	c := PveNodeZfsCollector{apiClient: apiClient, registry: registry}
-	labelNames := []string{"cluster", "node", "pool", "component", "path", "leaf"}
+	componentLabelNames := []string{"cluster", "node", "pool", "component", "path", "leaf"}
 
 	c.state = NewTTLGaugeVec(
 		prometheus.GaugeOpts{
 			Name: "pve_node_zfs_state",
-			Help: "ZFS pool component state (1 = ONLINE, 0 = any other state).",
+			Help: "ZFS pool component state (0 = UNKNOWN, 1 = ONLINE, 2 = DEGRADED, 3 = FAULTED, 4 = OFFLINE, 5 = REMOVED, 6 = UNAVAIL).",
 		},
-		labelNames,
+		componentLabelNames,
 		5*time.Minute,
 	)
 	c.registry.Register(c.state)
@@ -46,7 +55,7 @@ func NewPveNodeZfsCollector(apiClient *proxmox.PveApiClient, registry *TTLRegist
 			Name: "pve_node_zfs_read_errors",
 			Help: "ZFS pool component read error count.",
 		},
-		labelNames,
+		componentLabelNames,
 		5*time.Minute,
 	)
 	c.registry.Register(c.readErrors)
@@ -56,7 +65,7 @@ func NewPveNodeZfsCollector(apiClient *proxmox.PveApiClient, registry *TTLRegist
 			Name: "pve_node_zfs_write_errors",
 			Help: "ZFS pool component write error count.",
 		},
-		labelNames,
+		componentLabelNames,
 		5*time.Minute,
 	)
 	c.registry.Register(c.writeErrors)
@@ -66,7 +75,7 @@ func NewPveNodeZfsCollector(apiClient *proxmox.PveApiClient, registry *TTLRegist
 			Name: "pve_node_zfs_checksum_errors",
 			Help: "ZFS pool component checksum error count.",
 		},
-		labelNames,
+		componentLabelNames,
 		5*time.Minute,
 	)
 	c.registry.Register(c.checksumErrors)
@@ -146,8 +155,8 @@ func appendZfsComponent(components *[]zfsMetricComponent, component proxmox.PveZ
 }
 
 func zfsStateNumeric(state string) float64 {
-	if strings.EqualFold(state, "ONLINE") {
-		return 1
+	if value, ok := zfsStateValues[strings.ToUpper(state)]; ok {
+		return value
 	}
 	return 0
 }