archy/neode-ui/src/views/fleet/useFleetData.ts
Dorian 9c9fd1ca1e fix: guard fleet containers iteration, prevent TypeError on null
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-31 03:05:52 +01:00

379 lines
11 KiB
TypeScript

/** Composable encapsulating fleet telemetry data fetching, types, and utilities */
import { ref, computed, onMounted, onUnmounted, watch } from 'vue'
import { rpcClient } from '@/api/rpc-client'
import type { ChartDataset } from '@/components/LineChart.vue'
// --- Types ---
export interface FleetNode {
node_id: string
version: string
uptime_secs: number
cpu_cores: number
cpu_pct: number
mem_pct: number
disk_pct: number
container_count: number
running_count: number
federation_peers: number
recent_alerts: Array<{ rule: string; message: string; timestamp: string }>
containers: Array<{ id: string; state: string; version: string }>
reported_at: string
}
export interface FleetAlert {
node_id: string
rule: string
message: string
timestamp: string
}
export interface NodeHistoryEntry {
timestamp: string
cpu_pct: number
mem_pct: number
disk_pct: number
}
export type SortOption = 'status' | 'last-seen' | 'name'
// --- Utility Functions ---
export function formatUptime(secs: number): string {
if (secs < 60) return `${secs}s`
const days = Math.floor(secs / 86400)
const hours = Math.floor((secs % 86400) / 3600)
const mins = Math.floor((secs % 3600) / 60)
if (days > 0) return `${days}d ${hours}h`
if (hours > 0) return `${hours}h ${mins}m`
return `${mins}m`
}
export function timeAgo(dateStr: string): string {
const now = Date.now()
const then = new Date(dateStr).getTime()
const diffMs = now - then
if (diffMs < 0) return 'just now'
const diffSecs = Math.floor(diffMs / 1000)
if (diffSecs < 60) return `${diffSecs}s ago`
const diffMins = Math.floor(diffSecs / 60)
if (diffMins < 60) return `${diffMins}m ago`
const diffHours = Math.floor(diffMins / 60)
if (diffHours < 24) return `${diffHours}h ago`
const diffDays = Math.floor(diffHours / 24)
return `${diffDays}d ago`
}
export function isOnline(reportedAt: string): boolean {
const thirtyMinMs = 30 * 60 * 1000
return Date.now() - new Date(reportedAt).getTime() < thirtyMinMs
}
export function healthBarClass(pct: number): string {
if (pct >= 85) return 'monitoring-bar-danger'
if (pct >= 60) return 'monitoring-bar-warn'
return 'monitoring-bar-ok'
}
export function healthTextClass(pct: number): string {
if (pct >= 85) return 'fleet-text-danger'
if (pct >= 60) return 'fleet-text-warn'
return ''
}
export function alertSeverityDot(rule: string): string {
const critical = ['container_crash', 'disk_critical', 'node_offline']
if (critical.includes(rule)) return 'bg-red-400'
return 'bg-orange-400'
}
export function alertTypeLabel(rule: string): string {
const labels: Record<string, string> = {
container_crash: 'Container Crash',
disk_critical: 'Disk Critical',
disk_warning: 'Disk Warning',
ram_high: 'High RAM',
cpu_high: 'High CPU',
node_offline: 'Node Offline',
version_mismatch: 'Version Mismatch',
}
return labels[rule] ?? rule
}
export function formatTimestamp(ts: string): string {
const d = new Date(ts)
return d.toLocaleString()
}
export function getContainerState(node: FleetNode, appId: string): string | null {
const container = (node.containers || []).find(c => c.id === appId)
if (!container) return null
return container.state
}
export const SORT_OPTIONS: Array<{ label: string; value: SortOption }> = [
{ label: 'Status', value: 'status' },
{ label: 'Last Seen', value: 'last-seen' },
{ label: 'Name', value: 'name' },
]
// --- Composable ---
export function useFleetData() {
const loading = ref(true)
const errorMessage = ref('')
const nodes = ref<FleetNode[]>([])
const fleetAlerts = ref<FleetAlert[]>([])
const alertsLoading = ref(false)
const selectedNodeId = ref<string | null>(null)
const nodeHistory = ref<NodeHistoryEntry[]>([])
const nodeHistoryLoading = ref(false)
const autoRefresh = ref(true)
const lastRefreshed = ref('')
const sortBy = ref<SortOption>('status')
const chartWidth = ref(300)
let pollTimer: ReturnType<typeof setInterval> | null = null
// --- Computed ---
const onlineCount = computed(() => nodes.value.filter(n => isOnline(n.reported_at)).length)
const offlineCount = computed(() => nodes.value.length - onlineCount.value)
const healthyCount = computed(() => nodes.value.filter(n => n.recent_alerts.length === 0).length)
const fleetHealthPct = computed(() => {
if (!nodes.value.length) return 0
return Math.round((healthyCount.value / nodes.value.length) * 100)
})
const avgCpu = computed(() => {
if (!nodes.value.length) return 0
return nodes.value.reduce((sum, n) => sum + n.cpu_pct, 0) / nodes.value.length
})
const avgMem = computed(() => {
if (!nodes.value.length) return 0
return nodes.value.reduce((sum, n) => sum + n.mem_pct, 0) / nodes.value.length
})
const avgDisk = computed(() => {
if (!nodes.value.length) return 0
return nodes.value.reduce((sum, n) => sum + n.disk_pct, 0) / nodes.value.length
})
const selectedNode = computed(() => {
if (!selectedNodeId.value) return null
return nodes.value.find(n => n.node_id === selectedNodeId.value) ?? null
})
const sortedNodes = computed(() => {
const sorted = [...nodes.value]
switch (sortBy.value) {
case 'status':
sorted.sort((a, b) => {
const aOnline = isOnline(a.reported_at)
const bOnline = isOnline(b.reported_at)
if (aOnline !== bOnline) return aOnline ? 1 : -1
return new Date(b.reported_at).getTime() - new Date(a.reported_at).getTime()
})
break
case 'last-seen':
sorted.sort((a, b) => new Date(b.reported_at).getTime() - new Date(a.reported_at).getTime())
break
case 'name':
sorted.sort((a, b) => a.node_id.localeCompare(b.node_id))
break
}
return sorted
})
const allAppIds = computed(() => {
const appSet = new Set<string>()
for (const node of nodes.value) {
for (const c of (node.containers || [])) {
appSet.add(c.id)
}
}
return Array.from(appSet).sort()
})
// Node history chart datasets
const nodeHistoryLabels = computed(() => {
return nodeHistory.value.map(h => {
const d = new Date(h.timestamp)
return `${d.getHours().toString().padStart(2, '0')}:${d.getMinutes().toString().padStart(2, '0')}`
})
})
const nodeHistoryCpuDatasets = computed<ChartDataset[]>(() => [{
label: 'CPU',
data: nodeHistory.value.map(h => h.cpu_pct),
color: '#fb923c',
}])
const nodeHistoryMemDatasets = computed<ChartDataset[]>(() => [{
label: 'RAM',
data: nodeHistory.value.map(h => h.mem_pct),
color: '#3b82f6',
}])
const nodeHistoryDiskDatasets = computed<ChartDataset[]>(() => [{
label: 'Disk',
data: nodeHistory.value.map(h => h.disk_pct),
color: '#a78bfa',
}])
// --- Data Fetching ---
async function fetchFleetStatus() {
try {
const data = await rpcClient.call<{ nodes: FleetNode[] }>({
method: 'telemetry.fleet-status',
})
if (data?.nodes) {
nodes.value = data.nodes
lastRefreshed.value = new Date().toISOString()
}
} catch (err) {
if (loading.value) {
errorMessage.value = err instanceof Error ? err.message : 'Failed to load fleet data'
}
}
}
async function fetchFleetAlerts() {
alertsLoading.value = true
try {
const data = await rpcClient.call<{ alerts: FleetAlert[] }>({
method: 'telemetry.fleet-alerts',
})
if (data?.alerts) {
fleetAlerts.value = data.alerts
}
} catch {
// Non-critical, retry on next poll
} finally {
alertsLoading.value = false
}
}
async function fetchNodeHistory(nodeId: string) {
nodeHistoryLoading.value = true
nodeHistory.value = []
try {
const data = await rpcClient.call<{ history: NodeHistoryEntry[] }>({
method: 'telemetry.fleet-node-history',
params: { node_id: nodeId },
})
if (data?.history) {
nodeHistory.value = data.history
}
} catch {
// Non-critical
} finally {
nodeHistoryLoading.value = false
}
}
async function refreshAll() {
loading.value = !nodes.value.length
errorMessage.value = ''
await Promise.all([fetchFleetStatus(), fetchFleetAlerts()])
loading.value = false
}
function selectNode(nodeId: string) {
if (selectedNodeId.value === nodeId) {
selectedNodeId.value = null
nodeHistory.value = []
} else {
selectedNodeId.value = nodeId
fetchNodeHistory(nodeId)
}
}
function toggleAutoRefresh() {
autoRefresh.value = !autoRefresh.value
if (autoRefresh.value) {
startAutoRefresh()
} else {
stopAutoRefresh()
}
}
function startAutoRefresh() {
stopAutoRefresh()
pollTimer = setInterval(async () => {
await Promise.all([fetchFleetStatus(), fetchFleetAlerts()])
if (selectedNodeId.value) {
await fetchNodeHistory(selectedNodeId.value)
}
}, 60000)
}
function stopAutoRefresh() {
if (pollTimer) {
clearInterval(pollTimer)
pollTimer = null
}
}
function exportFleetData() {
const exportData = {
exported_at: new Date().toISOString(),
nodes: nodes.value,
alerts: fleetAlerts.value,
}
const blob = new Blob([JSON.stringify(exportData, null, 2)], { type: 'application/json' })
const url = URL.createObjectURL(blob)
const a = document.createElement('a')
a.href = url
a.download = `fleet-telemetry-${new Date().toISOString().slice(0, 10)}.json`
a.click()
URL.revokeObjectURL(url)
}
function updateChartWidth() {
const container = document.querySelector('.glass-card')
if (container) {
const cardWidth = container.clientWidth
chartWidth.value = Math.max(Math.floor((cardWidth - 80) / 3), 200)
}
}
// Fetch node history when selection changes
watch(selectedNodeId, (newId) => {
if (newId) {
fetchNodeHistory(newId)
} else {
nodeHistory.value = []
}
})
// --- Lifecycle ---
onMounted(async () => {
updateChartWidth()
window.addEventListener('resize', updateChartWidth)
await refreshAll()
if (autoRefresh.value) {
startAutoRefresh()
}
})
onUnmounted(() => {
stopAutoRefresh()
window.removeEventListener('resize', updateChartWidth)
})
return {
loading, errorMessage, nodes, fleetAlerts, alertsLoading,
selectedNodeId, selectedNode, nodeHistory, nodeHistoryLoading,
autoRefresh, lastRefreshed, sortBy, chartWidth,
onlineCount, offlineCount, healthyCount, fleetHealthPct,
avgCpu, avgMem, avgDisk, sortedNodes, allAppIds,
nodeHistoryLabels, nodeHistoryCpuDatasets, nodeHistoryMemDatasets, nodeHistoryDiskDatasets,
refreshAll, selectNode, toggleAutoRefresh, exportFleetData,
}
}