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fix: 🐛 signin with ipv6

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co-authored-by: Syuilo
This commit is contained in:
ThatOneCalculator 2023-01-24 15:13:25 -08:00
parent 970b4907f3
commit 95595dafcb
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GPG key ID: 8703CACD01000000
1 changed files with 10 additions and 5 deletions
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5
packages/backend/src/misc/get-ip-hash.ts
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@ -1,9 +1,14 @@
import IPCIDR from "ip-cidr"; import IPCIDR from "ip-cidr";
export function getIpHash(ip: string) { export function getIpHash(ip: string) {
try {
// because a single person may control many IPv6 addresses, // because a single person may control many IPv6 addresses,
// only a /64 subnet prefix of any IP will be taken into account. // only a /64 subnet prefix of any IP will be taken into account.
// (this means for IPv4 the entire address is used) // (this means for IPv4 the entire address is used)
const prefix = IPCIDR.createAddress(ip).mask(64); const prefix = IPCIDR.createAddress(ip).mask(64);
return `ip-${BigInt(`0b${prefix}`).toString(36)}`; return `ip-${BigInt(`0b${prefix}`).toString(36)}`;
} catch (e) {
const prefix = IPCIDR.createAddress(ip.replace(/:[0-9]+$/, "")).mask(64);
return `ip-${BigInt(`0b${prefix}`).toString(36)}`;
}
} }