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silverbullet/plugos/bin/plugos-server.ts

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#!/usr/bin/env node
import express from "express";
import yargs from "yargs";
import { hideBin } from "yargs/helpers";
import { DiskPlugLoader } from "../plug_loader";
import { CronHook, NodeCronFeature } from "../feature/node_cron";
import shellSyscalls from "../syscall/shell.node";
import { System } from "../system";
import { EndpointFeature, EndpointHook } from "../feature/endpoint";
import { safeRun } from "../util";
import knex from "knex";
import {
ensureTable,
storeReadSyscalls,
storeWriteSyscalls,
} from "../syscall/store.knex_node";
import { fetchSyscalls } from "../syscall/fetch.node";
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import { EventFeature, EventHook } from "../feature/event";
import { eventSyscalls } from "../syscall/event";
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let args = yargs(hideBin(process.argv))
.option("port", {
type: "number",
default: 1337,
})
.parse();
if (!args._.length) {
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console.error("Usage: plugos-server <path-to-plugs>");
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process.exit(1);
}
const plugPath = args._[0] as string;
const app = express();
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type ServerHook = EndpointHook & CronHook & EventHook;
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const system = new System<ServerHook>("server");
safeRun(async () => {
const db = knex({
client: "better-sqlite3",
connection: {
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filename: "plugos.db",
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},
useNullAsDefault: true,
});
await ensureTable(db, "item");
let plugLoader = new DiskPlugLoader(system, plugPath);
await plugLoader.loadPlugs();
plugLoader.watcher();
system.addFeature(new NodeCronFeature());
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let eventFeature = new EventFeature();
system.addFeature(eventFeature);
system.registerSyscalls("event", [], eventSyscalls(eventFeature));
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system.addFeature(new EndpointFeature(app, ""));
system.registerSyscalls("shell", [], shellSyscalls("."));
system.registerSyscalls("fetch", [], fetchSyscalls());
system.registerSyscalls(
"store",
[],
storeWriteSyscalls(db, "item"),
storeReadSyscalls(db, "item")
);
app.listen(args.port, () => {
console.log(`Plugbox server listening on port ${args.port}`);
});
});