b12f/nextcloud-fix-encryption-conflicts
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feat: actually working conflict resolution

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b12f 2024-08-17 12:31:53 +02:00
parent 699364de3e
commit 702b201d1e
Signed by: b12f
GPG key ID: 729956E1124F8F26
1 changed files with 33 additions and 19 deletions
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52
fix-conflicts.ts
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@ -4,7 +4,7 @@ import { join } from "https://deno.land/std@0.173.0/path/mod.ts";
const mainDir = '/home/ben/Nextcloud';
const backupDir = '/home/ben/Nextcloud.bak';
const DRY_RUN = true;
const DRY_RUN = Deno.env.get('MOIST_RUN') === '1' ? false : true;
const BATCH_SIZE = 16;
const ENCRYPTED_CONTENT_STRING = 'HBEGIN:oc_encryption_module:OC_DEFAULT_MODULE:cipher';
const CONFLICTED_COPY_REGEX = /.*( \(conflicted copy \d{4}-\d{2}-\d{2} \d+\))(\.[^\.]*)?/;
@ -43,9 +43,13 @@ import { join } from "https://deno.land/std@0.173.0/path/mod.ts";
if (!normalFile) {
if (!DRY_RUN) {
// Only the conflicted file exists, just move it to the non-conflict filename
await Deno.rename(conflictedFileName, nonConflictedFileName);
try {
await Deno.copyFile(conflictedFileName, nonConflictedFileName);
} catch (err) {
console.error(err);
}
}
return `[${conflictedFileName}] only conflicted exists. Move to non-conflict filename`;
return `[${conflictedFileName}] only conflicted exists. Copy to non-conflict filename`;
}
const normalFileInfo = await Deno.fstat(normalFile.rid);
conflictedFile.close();
@ -66,9 +70,9 @@ import { join } from "https://deno.land/std@0.173.0/path/mod.ts";
if (normalSha === conflictedSha) {
if (!DRY_RUN) {
// They're the same, remove the conflicted file
await Deno.remove(conflictedFileName);
// await Deno.remove(conflictedFileName);
}
return `[${conflictedFileName}] conflict and non-conflict have the same contents, remove the conflict`;
return `[${conflictedFileName}] conflict and non-conflict have the same contents, do nothing`;
}
const headP = Deno.run({
@ -91,42 +95,52 @@ import { join } from "https://deno.land/std@0.173.0/path/mod.ts";
console.error(nonConflictedFileName, conflictedFileName);
if (!DRY_RUN) {
// Whatever, deleted the conflicted one
await Deno.remove(conflictedFileName);
// await Deno.remove(conflictedFileName);
}
return `[${conflictedFileName}] both are encrypted but with different contents. We'll remove the conflict`;
return `[${conflictedFileName}] both are encrypted but with different contents. Do nothing`;
}
if (normalEncrypted) {
if (!DRY_RUN) {
// delete normal
await Deno.remove(nonConflictedFileName);
await Deno.rename(conflictedFileName, nonConflictedFileName);
const ddP = Deno.run({
cmd: ['dd', `if=${conflictedFileName}`, `of=${nonConflictedFileName}`],
});
const status = await ddP.status();
if (status.code !== 0) {
console.error(`Could not replace contents of file! ${conflictedFileName} > ${nonConflictedFileName}`);
}
ddP.close();
}
return `[${conflictedFileName}] the non-conflict is encrypted. Remove it and move the conflicted file in its place`;
return `[${conflictedFileName}] the non-conflict is encrypted. Replace its contents with the non-encrypted stuff`;
}
if (conflictedEncrypted) {
if (!DRY_RUN) {
// delete conflicted
await Deno.remove(conflictedFileName);
// await Deno.remove(conflictedFileName);
}
return `[${conflictedFileName}] the conflict is encrypted. Remove it and keep the normal file`;
return `[${conflictedFileName}] the conflict is encrypted. Do nothing`;
}
if (normalFileInfo.mtime > conflictedFileInfo.mtime) {
if (!DRY_RUN) {
// delete conflicted
await Deno.remove(conflictedFileName);
// await Deno.remove(conflictedFileName);
}
return `[${conflictedFileName}] conflict is older than the non-conflict. Remove the conflict`;
return `[${conflictedFileName}] conflict is older than the non-conflict. Do nothing`;
}
if (!DRY_RUN) {
// delete normal
await Deno.remove(nonConflictedFileName);
await Deno.rename(conflictedFileName, nonConflictedFileName);
const ddP = Deno.run({
cmd: ['dd', `if=${conflictedFileName}`, `of=${nonConflictedFileName}`],
});
const status = await ddP.status();
if (status.code !== 0) {
console.error(`Could not replace contents of file! ${conflictedFileName} > ${nonConflictedFileName}`);
}
ddP.close();
}
return `[${conflictedFileName}] non-conflict is older than the conflict. Remove the non-conflict`;
return `[${conflictedFileName}] non-conflict is older than the conflict. Replace its contents with the newer stuff`;
}).map(p => p.then((msg) => {
filesSuccess++;
console.log(`[${filesSuccess}/${totalFiles}] ${msg}`);