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refactor(statfs): switch back to statfs but convert values for smb

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This commit is contained in:
Nicolas Meienberger
2025-10-17 22:22:22 +02:00
parent 219dec1c9c
commit 8a9d5fc3c8
5 changed files with 25 additions and 16 deletions
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31
apps/server/src/utils/mountinfo.ts
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@@ -1,5 +1,5 @@
import path from "node:path";
import fs from "node:fs/promises";
import path from "node:path";
import { $ } from "bun";
type MountInfo = {
@@ -60,18 +60,27 @@ export async function getMountForPath(p: string): Promise<MountInfo | undefined>
}
export async function getStatFs(mountPoint: string) {
const res = await $`df -Pk ${mountPoint}`.text();
const s = await fs.statfs(mountPoint, { bigint: true });
const lines = res.trim().split("\n");
if (lines.length < 2) {
throw new Error(`Unexpected df output: ${res}`);
}
const unit = s.bsize > 0n ? s.bsize : 1n;
const parts = lines.at(-1)?.trim().split(/\s+/) as [string, string, string, string, string, string];
const blocks = s.blocks > 0n ? s.blocks : 0n;
const total = Number(parts[1]) * 1024;
const used = Number(parts[2]) * 1024;
const free = Number(parts[3]) * 1024;
let bfree = s.bfree > 0n ? s.bfree : 0n;
if (bfree > blocks) bfree = blocks;
return { total, used, free };
const bavail = s.bavail > 0n ? s.bavail : 0n;
const totalB = blocks * unit;
const usedB = (blocks - bfree) * unit;
const freeB = bavail * unit;
const MAX = BigInt(Number.MAX_SAFE_INTEGER);
const toNumber = (x: bigint) => (x > MAX ? Number.MAX_SAFE_INTEGER : Number(x));
return {
total: toNumber(totalB),
used: toNumber(usedB),
free: toNumber(freeB),
};
}