Files
impost/example-app/server/utils/config.ts
2025-11-28 14:53:06 -06:00

66 lines
1.9 KiB
TypeScript

import { readFileSync } from 'fs';
import { load } from 'js-toml';
import z from 'zod';
import { ChallengeAlgorithm, ChallengeStrategy } from "@impost/lib";
const SHA256Schema = z.discriminatedUnion("strategy", [
z.object({
algorithm: z.literal(ChallengeAlgorithm.SHA256),
strategy: z.literal(ChallengeStrategy.LeadingZeroes),
leading_zeroes: z.object({
difficulty: z.number().int().min(1).max(64),
}),
}),
z.object({
algorithm: z.literal(ChallengeAlgorithm.SHA256),
strategy: z.literal(ChallengeStrategy.TargetNumber),
target_number: z.object({
max_number: z.number().int().min(1).max(100_000),
}),
}),
]);
const Argon2Schema = z.discriminatedUnion("strategy", [
z.object({
algorithm: z.literal(ChallengeAlgorithm.Argon2),
strategy: z.literal(ChallengeStrategy.LeadingZeroes),
leading_zeroes: z.object({
difficulty: z.number().int().min(1).max(64),
}),
}),
z.object({
algorithm: z.literal(ChallengeAlgorithm.Argon2),
strategy: z.literal(ChallengeStrategy.TargetNumber),
target_number: z.object({
max_number: z.number().int().min(1).max(100_000),
}),
}),
]);
const KCTFSchema = z.object({
algorithm: z.literal(ChallengeAlgorithm.kCTF),
kctf: z.object({
difficulty: z.number().int().min(1),
}),
});
export const Config = z.union([SHA256Schema, Argon2Schema, KCTFSchema]);
export type Config = z.infer<typeof Config>;
export let config: Config;
try {
config = Config.parse(load(readFileSync('./config.toml', 'utf-8')));
} catch (error: any) {
if (error instanceof z.ZodError) {
console.error("Failed to parse config:");
for (const issue of error.issues) {
console.error(issue.message, issue.path);
}
} else {
console.error("Failed to parse config:", error);
}
process.exit(1);
}