josh
981fb27c1c
Retain historical server identities, results, and evidence after deletion. Mark archived entries as Deleted and prevent old work from targeting servers that reuse the same name. Fixes #16.
99 lines
4.4 KiB
TypeScript
99 lines
4.4 KiB
TypeScript
import { validTimeZone } from './time-zone.js';
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export interface MaintenanceSchedule {
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enabled: boolean;
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time: string;
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timeZone: string;
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nextAt: string | null;
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}
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export interface PlutoniumRelease {
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revision: number | null;
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checkedAt: string | null;
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error: string | null;
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}
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export interface PlutoniumVersion {
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server: string;
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revision: number | null;
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checked_at: string | null;
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error: string | null;
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stopped?: boolean;
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update_status?: 'outdated' | 'current' | 'ahead' | 'unknown' | 'stopped';
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}
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export interface MaintenanceJob {
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id: number;
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server: string;
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server_deleted_at?: string | null;
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state: 'queued' | 'restarting' | 'done' | 'failed' | 'cancelled';
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target_revision: number | null;
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requested_at: string;
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restarted_at: string | null;
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provisioning_id: string | null;
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finished_at: string | null;
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detail: string | null;
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kind: 'legacy' | 'update' | 'schedule';
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origin: 'manual' | 'automatic' | 'schedule';
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operation_stage?: string | null;
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operation_state?: string | null;
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}
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export interface PlutoniumStatus {
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release: PlutoniumRelease;
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schedule: MaintenanceSchedule;
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servers: PlutoniumVersion[];
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jobs: MaintenanceJob[];
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}
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/** Accept explicit revision tokens only, never engine versions or build dates. */
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export function parsePlutoniumRevision(text: string): number | null {
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const match = text.replace(/\^[0-9]/g, '').match(/\br([1-9]\d{2,8})\b/i);
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return match ? Number(match[1]) : null;
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}
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export const PLUTONIUM_MANIFEST_URL = 'https://cdn.plutoniummod.com/updater/prod/info.json';
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export function parsePlutoniumManifest(value: unknown): number {
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const manifest = value as { product?: unknown; revision?: unknown } | null;
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if (!manifest || manifest.product !== 'plutonium-core-prod' || typeof manifest.revision !== 'number'
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|| !Number.isSafeInteger(manifest.revision) || manifest.revision < 1) {
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throw new Error('The production updater manifest did not contain a valid Plutonium revision.');
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}
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return manifest.revision;
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}
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export function nextMaintenanceAt(time: string, now = new Date(), timeZone = 'UTC'): string {
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if (!/^([01]\d|2[0-3]):[0-5]\d$/.test(time)) throw new Error('Choose a valid time (HH:mm).');
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if (!validTimeZone(timeZone)) throw new Error('Choose a valid timezone.');
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if (!Number.isFinite(now.getTime())) throw new Error('Invalid schedule date.');
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const [hour, minute] = time.split(':').map(Number);
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const target = hour * 60 + minute;
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const formatter = new Intl.DateTimeFormat('en-CA', {
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timeZone, year: 'numeric', month: '2-digit', day: '2-digit',
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hour: '2-digit', minute: '2-digit', hourCycle: 'h23'
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});
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function local(at: number) {
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const parts = Object.fromEntries(formatter.formatToParts(at).map(p => [p.type, p.value]));
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return { day: `${parts.year}-${parts.month}-${parts.day}`, minute: Number(parts.hour) * 60 + Number(parts.minute) };
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}
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const today = local(now.getTime()).day;
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const start = Math.floor(now.getTime() / 60_000) * 60_000;
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const days = new Map<string, { at: number; minute: number }>();
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// Bounded minute search avoids assuming whole-hour offsets or 24-hour days.
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// A missing wall time runs at the first valid minute after the DST gap;
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// a repeated wall time runs only on its first occurrence that local day.
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for (let at = start - 26 * 3_600_000; at <= start + 50 * 3_600_000; at += 60_000) {
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const wall = local(at);
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if (wall.day < today || wall.minute < target) continue;
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const previous = days.get(wall.day);
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if (!previous || wall.minute < previous.minute) days.set(wall.day, { at, minute: wall.minute });
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}
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const next = [...days.values()].map(d => d.at).filter(at => at > now.getTime()).sort((a, b) => a - b)[0];
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if (next === undefined) throw new Error('Could not calculate the next maintenance time.');
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return new Date(next).toISOString();
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}
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/** Present an existing schedule in the viewing user's zone without rewriting it. */
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export function maintenanceTimeInZone(schedule: MaintenanceSchedule, timeZone: string): string {
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if (schedule.timeZone === timeZone) return schedule.time;
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const at = schedule.nextAt ?? nextMaintenanceAt(schedule.time, new Date(), schedule.timeZone);
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return new Intl.DateTimeFormat('en-GB', { timeZone, hour: '2-digit', minute: '2-digit', hourCycle: 'h23' }).format(new Date(at));
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}
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