Files
homarr/packages/cron-jobs-core/src/group.ts

111 lines
3.6 KiB
TypeScript

import type { ScheduledTask } from "node-cron";
import { objectEntries, objectKeys } from "@homarr/common";
import { db } from "@homarr/db";
import type { JobCallback } from "./creator";
import type { Logger } from "./logger";
import { jobRegistry } from "./registry";
type Jobs<TAllowedNames extends string> = {
[name in TAllowedNames]: ReturnType<JobCallback<TAllowedNames, name>>;
};
export interface CreateCronJobGroupCreatorOptions {
logger: Logger;
}
export const createJobGroupCreator = <TAllowedNames extends string = string>(
options: CreateCronJobGroupCreatorOptions,
) => {
return <TJobs extends Jobs<TAllowedNames>>(jobs: TJobs) => {
options.logger.logDebug(`Creating job group with ${Object.keys(jobs).length} jobs.`);
for (const [key, job] of objectEntries(jobs)) {
if (typeof key !== "string" || typeof job.name !== "string") continue;
options.logger.logDebug(`Added job ${job.name} to the job registry.`);
jobRegistry.set(key, {
...job,
name: job.name,
});
}
const tasks = new Map<string, ScheduledTask>();
return {
initializeAsync: async () => {
const configurations = await db.query.cronJobConfigurations.findMany();
for (const job of jobRegistry.values()) {
const configuration = configurations.find(({ name }) => name === job.name);
if (configuration?.isEnabled === false) {
continue;
}
if (tasks.has(job.name)) {
continue;
}
const scheduledTask = await job.createTaskAsync();
if (!scheduledTask) continue;
tasks.set(job.name, scheduledTask);
}
},
startAsync: async (name: keyof TJobs) => {
const job = jobRegistry.get(name as string);
if (!job) return;
if (!tasks.has(job.name)) return;
options.logger.logInfo(`Starting schedule cron job ${job.name}.`);
await job.onStartAsync();
await tasks.get(name as string)?.start();
},
startAllAsync: async () => {
for (const job of jobRegistry.values()) {
if (!tasks.has(job.name)) {
continue;
}
options.logger.logInfo(`Starting schedule of cron job ${job.name}.`);
await job.onStartAsync();
await tasks.get(job.name)?.start();
}
},
runManuallyAsync: async (name: keyof TJobs) => {
const job = jobRegistry.get(name as string);
if (!job) return;
if (job.preventManualExecution) {
throw new Error(`The job "${job.name}" can not be executed manually.`);
}
options.logger.logInfo(`Running schedule cron job ${job.name} manually.`);
await tasks.get(name as string)?.execute();
},
stopAsync: async (name: keyof TJobs) => {
const job = jobRegistry.get(name as string);
if (!job) return;
options.logger.logInfo(`Stopping schedule cron job ${job.name}.`);
await tasks.get(name as string)?.stop();
},
stopAllAsync: async () => {
for (const job of jobRegistry.values()) {
options.logger.logInfo(`Stopping schedule cron job ${job.name}.`);
await tasks.get(job.name)?.stop();
}
},
getJobRegistry() {
return jobRegistry as Map<TAllowedNames, ReturnType<JobCallback<TAllowedNames, TAllowedNames>>>;
},
getTask(name: keyof TJobs) {
return tasks.get(name as string) ?? null;
},
setTask(name: keyof TJobs, task: ScheduledTask) {
tasks.set(name as string, task);
},
getKeys() {
return objectKeys(jobs);
},
};
};
};