feat: add check backup

server/api/check-backup.get.ts

@@ -0,0 +1,149 @@
+import {
+  runSsh,
+  shellQuote,
+  resolveFolderRemoteDir
+} from "../utils/ssh.ts"
+
+import backupOptions from "../config/backup-options.json"
+
+type BackupTarget = {
+  name: string
+}
+
+type LatestBackupInfo = {
+  fileName: string | null
+  modifiedAt: string | null
+}
+
+const BACKUP_HOUR = 19
+const backupTargets = backupOptions as BackupTarget[]
+
+function toLabel(name: string) {
+  if (name === "sirh") return "SIRH"
+  return name.charAt(0).toUpperCase() + name.slice(1)
+}
+
+function pad(value: number) {
+  return String(value).padStart(2, "0")
+}
+
+function formatDateKey(date: Date) {
+  return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}`
+}
+
+function getExpectedBackupDate(now: Date) {
+  const expected = new Date(now)
+  if (now.getHours() < BACKUP_HOUR) {
+    expected.setDate(expected.getDate() - 1)
+  }
+
+  expected.setHours(BACKUP_HOUR, 0, 0, 0)
+  return expected
+}
+
+function extractBackupDate(fileName: string | null) {
+  if (!fileName) return null
+
+  const normalized = fileName.replace(/[^0-9]/g, "")
+
+  const yearFirst = normalized.match(/(20\d{2})(0[1-9]|1[0-2])(0[1-9]|[12]\d|3[01])/)
+  if (yearFirst) {
+    return `${yearFirst[1]}-${yearFirst[2]}-${yearFirst[3]}`
+  }
+
+  const dayFirst = normalized.match(/(0[1-9]|[12]\d|3[01])(0[1-9]|1[0-2])(20\d{2})/)
+  if (dayFirst) {
+    return `${dayFirst[3]}-${dayFirst[2]}-${dayFirst[1]}`
+  }
+
+  return null
+}
+
+function parseRemoteTimestamp(value: string) {
+  const timestamp = Number(value)
+  if (!Number.isFinite(timestamp) || timestamp <= 0) {
+    return null
+  }
+
+  return new Date(timestamp * 1000).toISOString()
+}
+
+async function getLatestBackupInfo(remoteDir: string): Promise<LatestBackupInfo> {
+  const output = await runSsh(
+    `cd ${shellQuote(remoteDir)} && for file in *; do [ -e "$file" ] || continue; printf '%s\\t%s\\n' "$(stat -c '%Y' "$file")" "$file"; done | sort -rn | head -n 1`
+  )
+
+  const line = output.trim()
+  if (!line) {
+    return { fileName: null, modifiedAt: null }
+  }
+
+  const [timestamp, ...nameParts] = line.split("\t")
+  const fileName = nameParts.join("\t").trim() || null
+
+  return {
+    fileName,
+    modifiedAt: parseRemoteTimestamp(timestamp)
+  }
+}
+
+export default defineEventHandler(async () => {
+  const now = new Date()
+  const expectedBackupDate = getExpectedBackupDate(now)
+  const expectedDateKey = formatDateKey(expectedBackupDate)
+  const checkedAt = now.toISOString()
+
+  const results = await Promise.all(
+    backupTargets.map(async (target) => {
+      try {
+        const remoteDir = await resolveFolderRemoteDir(target.name)
+        if (!remoteDir) {
+          return {
+            label: toLabel(target.name),
+            folder: target.name,
+            ok: false,
+            status: 0,
+            checkedAt,
+            latestBackup: null,
+            latestBackupAt: null,
+            backupDate: null,
+            expectedBackupDate: expectedDateKey,
+            error: "Dossier de backup introuvable"
+          }
+        }
+
+        const latestBackupInfo = await getLatestBackupInfo(remoteDir)
+        const backupDate = extractBackupDate(latestBackupInfo.fileName)
+        const ok = backupDate === expectedDateKey
+
+        return {
+          label: toLabel(target.name),
+          folder: target.name,
+          ok,
+          status: ok ? 200 : 0,
+          checkedAt,
+          latestBackup: latestBackupInfo.fileName,
+          latestBackupAt: latestBackupInfo.modifiedAt,
+          backupDate,
+          expectedBackupDate: expectedDateKey,
+          error: latestBackupInfo.fileName ? undefined : "Aucun backup trouve"
+        }
+      } catch (error) {
+        return {
+          label: toLabel(target.name),
+          folder: target.name,
+          ok: false,
+          status: 0,
+          checkedAt,
+          latestBackup: null,
+          latestBackupAt: null,
+          backupDate: null,
+          expectedBackupDate: expectedDateKey,
+          error: error instanceof Error ? error.message : String(error)
+        }
+      }
+    })
+  )
+
+  return { results }
+})