ppfun/pixelplanet
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Code Issues 24 Pull Requests Releases 2 Activity

catch invalid chunks on incremential backups

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This commit is contained in:
HF 2020-06-11 01:20:36 +02:00
parent e12a9a24a7
commit ef4b4ee07e
1 changed files with 19 additions and 12 deletions
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9
src/core/tilesBackup.js
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@ -111,9 +111,10 @@ export async function incrementialBackupRedis(
const curChunk = await canvasRedis.getAsync(key);
let tileBuffer = null;
if (curChunk) {
if (curChunk.length === TILE_SIZE * TILE_SIZE) {
// eslint-disable-next-line no-await-in-loop
const oldChunk = await backupRedis.getAsync(key);
if (oldChunk) {
if (oldChunk && oldChunk.length === TILE_SIZE * TILE_SIZE) {
let pxl = 0;
while (pxl < curChunk.length) {
if (curChunk[pxl] !== oldChunk[pxl]) {
@ -128,6 +129,12 @@ export async function incrementialBackupRedis(
} else {
tileBuffer = palette.buffer2ABGR(curChunk);
}
} else {
console.log(
// eslint-disable-next-line max-len
`Chunk ${x},${y} of canvas ${id} has invalid length ${curChunk.length}`,
);
}
}
if (tileBuffer) {
if (!createdDir && !fs.existsSync(xBackupDir)) {