move to correct structure

instance/src/lib.ts

@@ -0,0 +1,59 @@
+import { toText } from "https://deno.land/std@0.208.0/streams/to_text.ts";
+import { lines } from "./lib/utils.ts";
+import { ContainerConfig } from "./lib/config.ts";
+
+export type CmdStatus = ReturnType<typeof new_cmd_status>;
+export function new_cmd_status() {
+	return { kind: "status" as const };
+}
+
+export type CmdEnable = ReturnType<typeof new_cmd_enable>;
+export function new_cmd_enable(name: string) {
+	return { kind: "enable" as const, name };
+}
+
+export type CmdDisable = ReturnType<typeof new_cmd_disable>;
+export function new_cmd_disable(name: string) {
+	return { kind: "disable" as const, name };
+}
+
+export type CmdStop = ReturnType<typeof new_cmd_stop>;
+export function new_cmd_stop() {
+	return { kind: "stop" as const };
+}
+
+export type Cmd = CmdStatus | CmdEnable | CmdDisable | CmdStop;
+
+export async function* daemon_listen(sock_path: string) {
+	const server = Deno.listen({ transport: "unix", path: sock_path });
+	for await (const request of server) {
+		const respond = async (message: string) => {
+			try {
+				await request.write(new TextEncoder().encode(message));
+			} catch (_) { /* bof mais bon */ }
+		};
+		try {
+			for await (const line of lines(request.readable)) {
+				const cmd = JSON.parse(line) as Cmd;
+				yield { cmd, respond };
+			}
+		} catch (_) { /* ok tier */ }
+	}
+}
+
+export async function daemon_send(sock_path: string, command: Cmd) {
+	const request = await Deno.connect({ transport: "unix", path: sock_path });
+	const text = JSON.stringify(command) + "\r\n\r\n";
+	await request.write(new TextEncoder().encode(text));
+	return await toText(request.readable);
+}
+
+export type Runner = ReturnType<typeof start_runner>;
+export function start_runner(config: ContainerConfig) {
+	return {
+		name: config.name,
+		stop: async () => {
+			// TODO
+		},
+	};
+}