@struktoai/mirage-core/dist/core/redis/set_attrs.js

A Unified Virtual Filesystem For AI Agents

// ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
import { norm } from "../../utils/path.js";
import { lookupError } from "./dest.js";
// Write metadata fields on an existing entry (the write side of stat).
// Fields live in a per-path attrs hash; values are stored as strings
// (redis hashes are string-valued) and decoded by stat. Stored, not
// enforced: mount mode does real access control. Returns the residual
// (always empty; every field applies natively).
export async function setAttrs(accessor, path, fields) {
    const store = accessor.store;
    const p = norm(path.mountPath);
    if (!(await store.hasFile(p)) && !(await store.hasDir(p))) {
        throw await lookupError(store, path, p);
    }
    const encoded = {};
    if (fields.mode !== undefined)
        encoded.mode = String(fields.mode);
    if (fields.uid !== undefined)
        encoded.uid = String(fields.uid);
    if (fields.gid !== undefined)
        encoded.gid = String(fields.gid);
    if (fields.atime !== undefined)
        encoded.atime = fields.atime;
    if (Object.keys(encoded).length > 0) {
        await store.setAttrs(p, encoded);
    }
    if (fields.mtime !== undefined) {
        await store.setModified(p, fields.mtime);
    }
    return {};
}
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