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fix: support compressed ipv6 format (#4982)

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Velka
2025-09-30 20:17:40 +02:00
committed by GitHub
parent 6888fc5bd1
commit d8f117e779
1 changed files with 11 additions and 6 deletions
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17
packages/better-auth/src/utils/get-request-ip.ts
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@@ -1,5 +1,6 @@
import type { BetterAuthOptions } from "../types"; import type { BetterAuthOptions } from "../types";
import { isDevelopment, isTest } from "../utils/env"; import { isDevelopment, isTest } from "../utils/env";
import { z } from "zod";
export function getIp( export function getIp(
req: Request | Headers, req: Request | Headers,
@@ -36,12 +37,16 @@ export function getIp(
} }
function isValidIP(ip: string): boolean { function isValidIP(ip: string): boolean {
const ipv4Regex = /^(\d{1,3}\.){3}\d{1,3}$/; const ipv4 = z.ipv4().safeParse(ip);
if (ipv4Regex.test(ip)) {
const parts = ip.split(".").map(Number); if (ipv4.success) {
return parts.every((part) => part >= 0 && part <= 255); return true;
} }
const ipv6Regex = /^([0-9a-fA-F]{1,4}:){7}[0-9a-fA-F]{1,4}$/; const ipv6 = z.ipv6().safeParse(ip);
return ipv6Regex.test(ip); if (ipv6.success) {
return true;
}
return false;
} }