Move node fill implementations to ide package

This commit is contained in:
Asher 2019-02-06 10:49:29 -06:00
parent 670b13798a
commit 91bd6775c3
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GPG Key ID: 7BB4BA9C783D2BBC
7 changed files with 931 additions and 939 deletions

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@ -1,10 +1,85 @@
import { CP } from "@coder/protocol";
import * as cp from "child_process";
import { Client, useBuffer } from "@coder/protocol";
import { client } from "./client";
import { promisify } from "./util";
const cp = new CP(client);
class CP {
public constructor(
private readonly client: Client,
) { }
public exec = (
command: string,
options?: { encoding?: BufferEncoding | string | "buffer" | null } & cp.ExecOptions | null | ((error: Error | null, stdout: string, stderr: string) => void) | ((error: Error | null, stdout: Buffer, stderr: Buffer) => void),
callback?: ((error: Error | null, stdout: string, stderr: string) => void) | ((error: Error | null, stdout: Buffer, stderr: Buffer) => void),
): cp.ChildProcess => {
// TODO: Probably should add an `exec` instead of using `spawn`, especially
// since bash might not be available.
const childProcess = this.client.spawn("bash", ["-c", command.replace(/"/g, "\\\"")]);
let stdout = "";
childProcess.stdout.on("data", (data) => {
stdout += data.toString();
});
let stderr = "";
childProcess.stderr.on("data", (data) => {
stderr += data.toString();
});
childProcess.on("exit", (exitCode) => {
const error = exitCode !== 0 ? new Error(stderr) : null;
if (typeof options === "function") {
callback = options;
}
if (callback) {
// @ts-ignore not sure how to make this work.
callback(
error,
useBuffer(options) ? Buffer.from(stdout) : stdout,
useBuffer(options) ? Buffer.from(stderr) : stderr,
);
}
});
// @ts-ignore TODO: not fully implemented
return childProcess;
}
public fork = (modulePath: string, args?: string[] | cp.ForkOptions, options?: cp.ForkOptions): cp.ChildProcess => {
if (options && options.env && options.env.AMD_ENTRYPOINT) {
// @ts-ignore TODO: not fully implemented
return this.client.bootstrapFork(
options.env.AMD_ENTRYPOINT,
Array.isArray(args) ? args : [],
// @ts-ignore TODO: env is a different type
Array.isArray(args) || !args ? options : args,
);
}
// @ts-ignore TODO: not fully implemented
return this.client.fork(
modulePath,
Array.isArray(args) ? args : [],
// @ts-ignore TODO: env is a different type
Array.isArray(args) || !args ? options : args,
);
}
public spawn = (command: string, args?: string[] | cp.SpawnOptions, options?: cp.SpawnOptions): cp.ChildProcess => {
// @ts-ignore TODO: not fully implemented
return this.client.spawn(
command,
Array.isArray(args) ? args : [],
// @ts-ignore TODO: env is a different type
Array.isArray(args) || !args ? options : args,
);
}
}
const fillCp = new CP(client);
// tslint:disable-next-line no-any makes util.promisify return an object
(cp as any).exec[promisify.customPromisifyArgs] = ["stdout", "stderr"];
(fillCp as any).exec[promisify.customPromisifyArgs] = ["stdout", "stderr"];
export = cp;
export = fillCp;

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@ -1,4 +1,802 @@
import { FS } from "@coder/protocol";
import { exec, ChildProcess } from "child_process";
import { EventEmitter } from "events";
import * as fs from "fs";
import * as stream from "stream";
import { Client, IEncodingOptions, IEncodingOptionsCallback, escapePath, useBuffer } from "@coder/protocol";
import { client } from "./client";
// Use this to get around Webpack inserting our fills.
// TODO: is there a better way?
declare var _require: typeof require;
declare var _Buffer: typeof Buffer;
/**
* Implements the native fs module
* Doesn't use `implements typeof import("fs")` to remove need for __promisify__ impls
*
* TODO: For now we can't use async in the evaluate calls because they get
* transpiled to TypeScript's helpers. tslib is included but we also need to set
* _this somehow which the __awaiter helper uses.
*/
class FS {
public constructor(
private readonly client: Client,
) { }
public access = (path: fs.PathLike, mode: number | undefined | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof mode === "function") {
callback = mode;
mode = undefined;
}
this.client.evaluate((path, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.access)(path, mode);
}, path, mode).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
// tslint:disable-next-line no-any
public appendFile = (file: fs.PathLike | number, data: any, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, data, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.appendFile)(path, data, options);
}, file, data, options).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public chmod = (path: fs.PathLike, mode: string | number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.chmod)(path, mode);
}, path, mode).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public chown = (path: fs.PathLike, uid: number, gid: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, uid, gid) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.chown)(path, uid, gid);
}, path, uid, gid).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public close = (fd: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.close)(fd);
}, fd).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public copyFile = (src: fs.PathLike, dest: fs.PathLike, flags: number | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof flags === "function") {
callback = flags;
}
this.client.evaluate((src, dest, flags) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.copyFile)(src, dest, flags);
}, src, dest, typeof flags !== "function" ? flags : undefined).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
/**
* This should NOT be used for long-term writes.
* The runnable will be killed after the timeout specified in evaluate.ts
*/
public createWriteStream = (path: fs.PathLike, options?: any): fs.WriteStream => {
const ae = this.client.run((ae, path, options) => {
const fs = _require("fs") as typeof import("fs");
const str = fs.createWriteStream(path, options);
ae.on("write", (d, e) => str.write(_Buffer.from(d, "utf8")));
ae.on("close", () => str.close());
str.on("close", () => ae.emit("close"));
str.on("open", (fd) => ae.emit("open", fd));
str.on("error", (err) => ae.emit(err));
}, path, options);
return new (class WriteStream extends stream.Writable implements fs.WriteStream {
private _bytesWritten: number = 0;
public constructor() {
super({
write: (data, encoding, cb) => {
this._bytesWritten += data.length;
ae.emit("write", Buffer.from(data, encoding), encoding);
cb();
},
});
ae.on("open", (a) => this.emit("open", a));
ae.on("close", () => this.emit("close"));
}
public get bytesWritten(): number {
return this._bytesWritten;
}
public get path(): string | Buffer {
return "";
}
public close(): void {
ae.emit("close");
}
}) as fs.WriteStream;
}
public exists = (path: fs.PathLike, callback: (exists: boolean) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.exists)(path);
}, path).then((r) => {
callback(r);
}).catch(() => {
callback(false);
});
}
public fchmod = (fd: number, mode: string | number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.fchmod)(fd, mode);
}, fd, mode).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public fchown = (fd: number, uid: number, gid: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd, uid, gid) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.fchown)(fd, uid, gid);
}, fd, uid, gid).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public fdatasync = (fd: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.fdatasync)(fd);
}, fd).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public fstat = (fd: number, callback: (err: NodeJS.ErrnoException, stats: fs.Stats) => void): void => {
this.client.evaluate((fd) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
const tslib = _require("tslib") as typeof import("tslib");
return util.promisify(fs.fstat)(fd).then((stats) => {
return tslib.__assign(stats, {
_isBlockDevice: stats.isBlockDevice ? stats.isBlockDevice() : false,
_isCharacterDevice: stats.isCharacterDevice ? stats.isCharacterDevice() : false,
_isDirectory: stats.isDirectory(),
_isFIFO: stats.isFIFO ? stats.isFIFO() : false,
_isFile: stats.isFile(),
_isSocket: stats.isSocket ? stats.isSocket() : false,
_isSymbolicLink: stats.isSymbolicLink ? stats.isSymbolicLink() : false,
});
});
}, fd).then((stats) => {
callback(undefined!, new Stats(stats));
}).catch((ex) => {
callback(ex, undefined!);
});
}
public fsync = (fd: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.fsync)(fd);
}, fd).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public ftruncate = (fd: number, len: number | undefined | null | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof len === "function") {
callback = len;
len = undefined;
}
this.client.evaluate((fd, len) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.ftruncate)(fd, len);
}, fd, len).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public futimes = (fd: number, atime: string | number | Date, mtime: string | number | Date, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd, atime, mtime) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.futimes)(fd, atime, mtime);
}, fd, atime, mtime).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public lchmod = (path: fs.PathLike, mode: string | number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.lchmod)(path, mode);
}, path, mode).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public lchown = (path: fs.PathLike, uid: number, gid: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, uid, gid) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.lchown)(path, uid, gid);
}, path, uid, gid).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public link = (existingPath: fs.PathLike, newPath: fs.PathLike, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((existingPath, newPath) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.link)(existingPath, newPath);
}, existingPath, newPath).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public lstat = (path: fs.PathLike, callback: (err: NodeJS.ErrnoException, stats: fs.Stats) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
const tslib = _require("tslib") as typeof import("tslib");
return util.promisify(fs.lstat)(path).then((stats) => {
return tslib.__assign(stats, {
_isBlockDevice: stats.isBlockDevice ? stats.isBlockDevice() : false,
_isCharacterDevice: stats.isCharacterDevice ? stats.isCharacterDevice() : false,
_isDirectory: stats.isDirectory(),
_isFIFO: stats.isFIFO ? stats.isFIFO() : false,
_isFile: stats.isFile(),
_isSocket: stats.isSocket ? stats.isSocket() : false,
_isSymbolicLink: stats.isSymbolicLink ? stats.isSymbolicLink() : false,
});
});
}, path).then((stats) => {
callback(undefined!, new Stats(stats));
}).catch((ex) => {
callback(ex, undefined!);
});
}
public mkdir = (path: fs.PathLike, mode: number | string | fs.MakeDirectoryOptions | undefined | null | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof mode === "function") {
callback = mode;
mode = undefined;
}
this.client.evaluate((path, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.mkdir)(path, mode);
}, path, mode).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public mkdtemp = (prefix: string, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, folder: string | Buffer) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((prefix, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.mkdtemp)(prefix, options);
}, prefix, options).then((folder) => {
callback!(undefined!, folder);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public open = (path: fs.PathLike, flags: string | number, mode: string | number | undefined | null | ((err: NodeJS.ErrnoException, fd: number) => void), callback?: (err: NodeJS.ErrnoException, fd: number) => void): void => {
if (typeof mode === "function") {
callback = mode;
mode = undefined;
}
this.client.evaluate((path, flags, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.open)(path, flags, mode);
}, path, flags, mode).then((fd) => {
callback!(undefined!, fd);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public read = <TBuffer extends Buffer | Uint8Array>(fd: number, buffer: TBuffer, offset: number, length: number, position: number | null, callback: (err: NodeJS.ErrnoException, bytesRead: number, buffer: TBuffer) => void): void => {
this.client.evaluate((fd, length, position) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
const buffer = new _Buffer(length);
return util.promisify(fs.read)(fd, buffer, 0, length, position).then((resp) => {
return {
bytesRead: resp.bytesRead,
content: (resp.bytesRead < buffer.length ? buffer.slice(0, resp.bytesRead) : buffer).toString("utf8"),
};
});
}, fd, length, position).then((resp) => {
const newBuf = Buffer.from(resp.content, "utf8");
buffer.set(newBuf, offset);
callback(undefined!, resp.bytesRead, newBuf as TBuffer);
}).catch((ex) => {
callback(ex, undefined!, undefined!);
});
}
public readFile = (path: fs.PathLike | number, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, data: string | Buffer) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.readFile)(path, options).then((value) => value.toString());
}, path, options).then((buffer) => {
callback!(undefined!, buffer);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public readdir = (path: fs.PathLike, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, files: Buffer[] | fs.Dirent[] | string[]) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
// TODO: options can also take `withFileTypes` but the types aren't working.
this.client.evaluate((path, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.readdir)(path, options);
}, path, options).then((files) => {
callback!(undefined!, files);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public readlink = (path: fs.PathLike, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, linkString: string | Buffer) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.readlink)(path, options);
}, path, options).then((linkString) => {
callback!(undefined!, linkString);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public realpath = (path: fs.PathLike, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, resolvedPath: string | Buffer) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.realpath)(path, options);
}, path, options).then((resolvedPath) => {
callback!(undefined!, resolvedPath);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public rename = (oldPath: fs.PathLike, newPath: fs.PathLike, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((oldPath, newPath) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.rename)(oldPath, newPath);
}, oldPath, newPath).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public rmdir = (path: fs.PathLike, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.rmdir)(path);
}, path).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public stat = (path: fs.PathLike, callback: (err: NodeJS.ErrnoException, stats: fs.Stats) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
const tslib = _require("tslib") as typeof import("tslib");
return util.promisify(fs.stat)(path).then((stats) => {
return tslib.__assign(stats, {
/**
* We need to check if functions exist because nexe's implemented FS
* lib doesnt implement fs.stats properly
*/
_isBlockDevice: stats.isBlockDevice ? stats.isBlockDevice() : false,
_isCharacterDevice: stats.isCharacterDevice ? stats.isCharacterDevice() : false,
_isDirectory: stats.isDirectory(),
_isFIFO: stats.isFIFO ? stats.isFIFO() : false,
_isFile: stats.isFile(),
_isSocket: stats.isSocket ? stats.isSocket() : false,
_isSymbolicLink: stats.isSymbolicLink ? stats.isSymbolicLink() : false,
});
});
}, path).then((stats) => {
callback(undefined!, new Stats(stats));
}).catch((ex) => {
callback(ex, undefined!);
});
}
public symlink = (target: fs.PathLike, path: fs.PathLike, type: fs.symlink.Type | undefined | null | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof type === "function") {
callback = type;
type = undefined;
}
this.client.evaluate((target, path, type) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.symlink)(target, path, type);
}, target, path, type).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public truncate = (path: fs.PathLike, len: number | undefined | null | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof len === "function") {
callback = len;
len = undefined;
}
this.client.evaluate((path, len) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.truncate)(path, len);
}, path, len).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public unlink = (path: fs.PathLike, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.unlink)(path);
}, path).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public utimes = (path: fs.PathLike, atime: string | number | Date, mtime: string | number | Date, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, atime, mtime) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.utimes)(path, atime, mtime);
}, path, atime, mtime).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public write = <TBuffer extends Buffer | Uint8Array>(fd: number, buffer: TBuffer, offset: number | undefined, length: number | undefined, position: number | undefined | ((err: NodeJS.ErrnoException, written: number, buffer: TBuffer) => void), callback?: (err: NodeJS.ErrnoException, written: number, buffer: TBuffer) => void): void => {
if (typeof position === "function") {
callback = position;
position = undefined;
}
this.client.evaluate((fd, buffer, offset, length, position) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.write)(fd, _Buffer.from(buffer, "utf8"), offset, length, position).then((resp) => {
return {
bytesWritten: resp.bytesWritten,
content: resp.buffer.toString("utf8"),
};
});
}, fd, buffer.toString(), offset, length, position).then((r) => {
callback!(undefined!, r.bytesWritten, Buffer.from(r.content, "utf8") as TBuffer);
}).catch((ex) => {
callback!(ex, undefined!, undefined!);
});
}
// tslint:disable-next-line no-any
public writeFile = (path: fs.PathLike | number, data: any, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, data, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.writeFile)(path, data, options);
}, path, data, options).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public watch = (filename: fs.PathLike, options: IEncodingOptions, listener?: ((event: string, filename: string) => void) | ((event: string, filename: Buffer) => void)): fs.FSWatcher => {
// TODO: can we modify `evaluate` for long-running processes like watch?
// Especially since inotifywait might not be available.
const buffer = new NewlineInputBuffer((msg): void => {
msg = msg.trim();
const index = msg.lastIndexOf(":");
const events = msg.substring(index + 1).split(",");
const baseFilename = msg.substring(0, index).split("/").pop();
events.forEach((event) => {
switch (event) {
// Rename is emitted when a file appears or disappears in the directory.
case "CREATE":
case "DELETE":
case "MOVED_FROM":
case "MOVED_TO":
watcher.emit("rename", baseFilename);
break;
case "CLOSE_WRITE":
watcher.emit("change", baseFilename);
break;
}
});
});
// TODO: `exec` is undefined for some reason.
const process = exec(`inotifywait ${escapePath(filename.toString())} -m --format "%w%f:%e"`);
process.on("exit", (exitCode) => {
watcher.emit("error", new Error(`process terminated unexpectedly with code ${exitCode}`));
});
process.stdout.on("data", (data) => {
buffer.push(data);
});
const watcher = new Watcher(process);
if (listener) {
const l = listener;
watcher.on("change", (filename) => {
// @ts-ignore not sure how to make this work.
l("change", useBuffer(options) ? Buffer.from(filename) : filename);
});
watcher.on("rename", (filename) => {
// @ts-ignore not sure how to make this work.
l("rename", useBuffer(options) ? Buffer.from(filename) : filename);
});
}
return watcher;
}
}
class Watcher extends EventEmitter implements fs.FSWatcher {
public constructor(private readonly process: ChildProcess) {
super();
}
public close(): void {
this.process.kill();
}
}
interface IStats {
dev: number;
ino: number;
mode: number;
nlink: number;
uid: number;
gid: number;
rdev: number;
size: number;
blksize: number;
blocks: number;
atimeMs: number;
mtimeMs: number;
ctimeMs: number;
birthtimeMs: number;
atime: Date | string;
mtime: Date | string;
ctime: Date | string;
birthtime: Date | string;
_isFile: boolean;
_isDirectory: boolean;
_isBlockDevice: boolean;
_isCharacterDevice: boolean;
_isSymbolicLink: boolean;
_isFIFO: boolean;
_isSocket: boolean;
}
class Stats implements fs.Stats {
public readonly atime: Date;
public readonly mtime: Date;
public readonly ctime: Date;
public readonly birthtime: Date;
public constructor(private readonly stats: IStats) {
this.atime = new Date(stats.atime);
this.mtime = new Date(stats.mtime);
this.ctime = new Date(stats.ctime);
this.birthtime = new Date(stats.birthtime);
}
public get dev(): number { return this.stats.dev; }
public get ino(): number { return this.stats.ino; }
public get mode(): number { return this.stats.mode; }
public get nlink(): number { return this.stats.nlink; }
public get uid(): number { return this.stats.uid; }
public get gid(): number { return this.stats.gid; }
public get rdev(): number { return this.stats.rdev; }
public get size(): number { return this.stats.size; }
public get blksize(): number { return this.stats.blksize; }
public get blocks(): number { return this.stats.blocks; }
public get atimeMs(): number { return this.stats.atimeMs; }
public get mtimeMs(): number { return this.stats.mtimeMs; }
public get ctimeMs(): number { return this.stats.ctimeMs; }
public get birthtimeMs(): number { return this.stats.birthtimeMs; }
public isFile(): boolean { return this.stats._isFile; }
public isDirectory(): boolean { return this.stats._isDirectory; }
public isBlockDevice(): boolean { return this.stats._isBlockDevice; }
public isCharacterDevice(): boolean { return this.stats._isCharacterDevice; }
public isSymbolicLink(): boolean { return this.stats._isSymbolicLink; }
public isFIFO(): boolean { return this.stats._isFIFO; }
public isSocket(): boolean { return this.stats._isSocket; }
public toObject(): object {
return JSON.parse(JSON.stringify(this));
}
}
/**
* Class for safely taking input and turning it into separate messages.
* Assumes that messages are split by newlines.
*/
class NewlineInputBuffer {
private callback: (msg: string) => void;
private buffer: string | undefined;
public constructor(callback: (msg: string) => void) {
this.callback = callback;
}
/**
* Add data to be buffered.
*/
public push(data: string | Uint8Array): void {
let input = typeof data === "string" ? data : data.toString();
if (this.buffer) {
input = this.buffer + input;
this.buffer = undefined;
}
const lines = input.split("\n");
const length = lines.length - 1;
const lastLine = lines[length];
if (lastLine.length > 0) {
this.buffer = lastLine;
}
lines.pop(); // This is either the line we buffered or an empty string.
for (let i = 0; i < length; ++i) {
this.callback(lines[i]);
}
}
}
export = new FS(client);

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@ -1,4 +1,56 @@
import { Net } from "@coder/protocol";
import * as net from "net";
import { Client } from "@coder/protocol";
import { client } from "./client";
type NodeNet = typeof net;
/**
* Implementation of net for the browser.
*/
class Net implements NodeNet {
public constructor(
private readonly client: Client,
) {}
public get Socket(): typeof net.Socket {
// @ts-ignore
return this.client.Socket;
}
public get Server(): typeof net.Server {
throw new Error("not implemented");
}
public connect(): net.Socket {
throw new Error("not implemented");
}
public createConnection(target: string | number | net.NetConnectOpts, host?: string | Function, callback?: Function): net.Socket {
if (typeof target === "object") {
throw new Error("not implemented");
}
return this.client.createConnection(target, typeof host === "function" ? host : callback) as net.Socket;
}
public isIP(_input: string): number {
throw new Error("not implemented");
}
public isIPv4(_input: string): boolean {
throw new Error("not implemented");
}
public isIPv6(_input: string): boolean {
throw new Error("not implemented");
}
public createServer(
_options?: { allowHalfOpen?: boolean, pauseOnConnect?: boolean } | ((socket: net.Socket) => void),
_connectionListener?: (socket: net.Socket) => void,
): net.Server {
return this.client.createServer() as net.Server;
}
}
export = new Net(client);

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@ -1,77 +0,0 @@
import * as cp from "child_process";
import { Client } from "../client";
import { useBuffer } from "../../common/util";
export class CP {
public constructor(
private readonly client: Client,
) { }
public exec = (
command: string,
options?: { encoding?: BufferEncoding | string | "buffer" | null } & cp.ExecOptions | null | ((error: Error | null, stdout: string, stderr: string) => void) | ((error: Error | null, stdout: Buffer, stderr: Buffer) => void),
callback?: ((error: Error | null, stdout: string, stderr: string) => void) | ((error: Error | null, stdout: Buffer, stderr: Buffer) => void),
): cp.ChildProcess => {
// TODO: Probably should add an `exec` instead of using `spawn`, especially
// since bash might not be available.
const childProcess = this.client.spawn("bash", ["-c", command.replace(/"/g, "\\\"")]);
let stdout = "";
childProcess.stdout.on("data", (data) => {
stdout += data.toString();
});
let stderr = "";
childProcess.stderr.on("data", (data) => {
stderr += data.toString();
});
childProcess.on("exit", (exitCode) => {
const error = exitCode !== 0 ? new Error(stderr) : null;
if (typeof options === "function") {
callback = options;
}
if (callback) {
// @ts-ignore not sure how to make this work.
callback(
error,
useBuffer(options) ? Buffer.from(stdout) : stdout,
useBuffer(options) ? Buffer.from(stderr) : stderr,
);
}
});
// @ts-ignore TODO: not fully implemented
return childProcess;
}
public fork = (modulePath: string, args?: string[] | cp.ForkOptions, options?: cp.ForkOptions): cp.ChildProcess => {
if (options && options.env && options.env.AMD_ENTRYPOINT) {
// @ts-ignore TODO: not fully implemented
return this.client.bootstrapFork(
options.env.AMD_ENTRYPOINT,
Array.isArray(args) ? args : [],
// @ts-ignore TODO: env is a different type
Array.isArray(args) || !args ? options : args,
);
}
// @ts-ignore TODO: not fully implemented
return this.client.fork(
modulePath,
Array.isArray(args) ? args : [],
// @ts-ignore TODO: env is a different type
Array.isArray(args) || !args ? options : args,
);
}
public spawn = (command: string, args?: string[] | cp.SpawnOptions, options?: cp.SpawnOptions): cp.ChildProcess => {
// @ts-ignore TODO: not fully implemented
return this.client.spawn(
command,
Array.isArray(args) ? args : [],
// @ts-ignore TODO: env is a different type
Array.isArray(args) || !args ? options : args,
);
}
}

View File

@ -1,800 +0,0 @@
import { exec, ChildProcess } from "child_process";
import { EventEmitter } from "events";
import * as fs from "fs";
import * as stream from "stream";
import { IEncodingOptions, IEncodingOptionsCallback, escapePath, useBuffer } from "../../common/util";
import { Client } from "../client";
// Use this to get around Webpack inserting our fills.
// TODO: is there a better way?
declare var _require: typeof require;
declare var _Buffer: typeof Buffer;
/**
* Implements the native fs module
* Doesn't use `implements typeof import("fs")` to remove need for __promisify__ impls
*
* TODO: For now we can't use async in the evaluate calls because they get
* transpiled to TypeScript's helpers. tslib is included but we also need to set
* _this somehow which the __awaiter helper uses.
*/
export class FS {
public constructor(
private readonly client: Client,
) { }
public access = (path: fs.PathLike, mode: number | undefined | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof mode === "function") {
callback = mode;
mode = undefined;
}
this.client.evaluate((path, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.access)(path, mode);
}, path, mode).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
// tslint:disable-next-line no-any
public appendFile = (file: fs.PathLike | number, data: any, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, data, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.appendFile)(path, data, options);
}, file, data, options).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public chmod = (path: fs.PathLike, mode: string | number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.chmod)(path, mode);
}, path, mode).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public chown = (path: fs.PathLike, uid: number, gid: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, uid, gid) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.chown)(path, uid, gid);
}, path, uid, gid).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public close = (fd: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.close)(fd);
}, fd).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public copyFile = (src: fs.PathLike, dest: fs.PathLike, flags: number | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof flags === "function") {
callback = flags;
}
this.client.evaluate((src, dest, flags) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.copyFile)(src, dest, flags);
}, src, dest, typeof flags !== "function" ? flags : undefined).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
/**
* This should NOT be used for long-term writes.
* The runnable will be killed after the timeout specified in evaluate.ts
*/
public createWriteStream = (path: fs.PathLike, options?: any): fs.WriteStream => {
const ae = this.client.run((ae, path, options) => {
const fs = _require("fs") as typeof import("fs");
const str = fs.createWriteStream(path, options);
ae.on("write", (d, e) => str.write(_Buffer.from(d, "utf8")));
ae.on("close", () => str.close());
str.on("close", () => ae.emit("close"));
str.on("open", (fd) => ae.emit("open", fd));
str.on("error", (err) => ae.emit(err));
}, path, options);
return new (class WriteStream extends stream.Writable implements fs.WriteStream {
private _bytesWritten: number = 0;
public constructor() {
super({
write: (data, encoding, cb) => {
this._bytesWritten += data.length;
ae.emit("write", Buffer.from(data, encoding), encoding);
cb();
},
});
ae.on("open", (a) => this.emit("open", a));
ae.on("close", () => this.emit("close"));
}
public get bytesWritten(): number {
return this._bytesWritten;
}
public get path(): string | Buffer {
return "";
}
public close(): void {
ae.emit("close");
}
}) as fs.WriteStream;
}
public exists = (path: fs.PathLike, callback: (exists: boolean) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.exists)(path);
}, path).then((r) => {
callback(r);
}).catch(() => {
callback(false);
});
}
public fchmod = (fd: number, mode: string | number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.fchmod)(fd, mode);
}, fd, mode).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public fchown = (fd: number, uid: number, gid: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd, uid, gid) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.fchown)(fd, uid, gid);
}, fd, uid, gid).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public fdatasync = (fd: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.fdatasync)(fd);
}, fd).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public fstat = (fd: number, callback: (err: NodeJS.ErrnoException, stats: fs.Stats) => void): void => {
this.client.evaluate((fd) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
const tslib = _require("tslib") as typeof import("tslib");
return util.promisify(fs.fstat)(fd).then((stats) => {
return tslib.__assign(stats, {
_isBlockDevice: stats.isBlockDevice ? stats.isBlockDevice() : false,
_isCharacterDevice: stats.isCharacterDevice ? stats.isCharacterDevice() : false,
_isDirectory: stats.isDirectory(),
_isFIFO: stats.isFIFO ? stats.isFIFO() : false,
_isFile: stats.isFile(),
_isSocket: stats.isSocket ? stats.isSocket() : false,
_isSymbolicLink: stats.isSymbolicLink ? stats.isSymbolicLink() : false,
});
});
}, fd).then((stats) => {
callback(undefined!, new Stats(stats));
}).catch((ex) => {
callback(ex, undefined!);
});
}
public fsync = (fd: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.fsync)(fd);
}, fd).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public ftruncate = (fd: number, len: number | undefined | null | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof len === "function") {
callback = len;
len = undefined;
}
this.client.evaluate((fd, len) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.ftruncate)(fd, len);
}, fd, len).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public futimes = (fd: number, atime: string | number | Date, mtime: string | number | Date, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((fd, atime, mtime) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.futimes)(fd, atime, mtime);
}, fd, atime, mtime).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public lchmod = (path: fs.PathLike, mode: string | number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.lchmod)(path, mode);
}, path, mode).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public lchown = (path: fs.PathLike, uid: number, gid: number, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, uid, gid) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.lchown)(path, uid, gid);
}, path, uid, gid).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public link = (existingPath: fs.PathLike, newPath: fs.PathLike, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((existingPath, newPath) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.link)(existingPath, newPath);
}, existingPath, newPath).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public lstat = (path: fs.PathLike, callback: (err: NodeJS.ErrnoException, stats: fs.Stats) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
const tslib = _require("tslib") as typeof import("tslib");
return util.promisify(fs.lstat)(path).then((stats) => {
return tslib.__assign(stats, {
_isBlockDevice: stats.isBlockDevice ? stats.isBlockDevice() : false,
_isCharacterDevice: stats.isCharacterDevice ? stats.isCharacterDevice() : false,
_isDirectory: stats.isDirectory(),
_isFIFO: stats.isFIFO ? stats.isFIFO() : false,
_isFile: stats.isFile(),
_isSocket: stats.isSocket ? stats.isSocket() : false,
_isSymbolicLink: stats.isSymbolicLink ? stats.isSymbolicLink() : false,
});
});
}, path).then((stats) => {
callback(undefined!, new Stats(stats));
}).catch((ex) => {
callback(ex, undefined!);
});
}
public mkdir = (path: fs.PathLike, mode: number | string | fs.MakeDirectoryOptions | undefined | null | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof mode === "function") {
callback = mode;
mode = undefined;
}
this.client.evaluate((path, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.mkdir)(path, mode);
}, path, mode).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public mkdtemp = (prefix: string, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, folder: string | Buffer) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((prefix, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.mkdtemp)(prefix, options);
}, prefix, options).then((folder) => {
callback!(undefined!, folder);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public open = (path: fs.PathLike, flags: string | number, mode: string | number | undefined | null | ((err: NodeJS.ErrnoException, fd: number) => void), callback?: (err: NodeJS.ErrnoException, fd: number) => void): void => {
if (typeof mode === "function") {
callback = mode;
mode = undefined;
}
this.client.evaluate((path, flags, mode) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.open)(path, flags, mode);
}, path, flags, mode).then((fd) => {
callback!(undefined!, fd);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public read = <TBuffer extends Buffer | Uint8Array>(fd: number, buffer: TBuffer, offset: number, length: number, position: number | null, callback: (err: NodeJS.ErrnoException, bytesRead: number, buffer: TBuffer) => void): void => {
this.client.evaluate((fd, length, position) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
const buffer = new _Buffer(length);
return util.promisify(fs.read)(fd, buffer, 0, length, position).then((resp) => {
return {
bytesRead: resp.bytesRead,
content: (resp.bytesRead < buffer.length ? buffer.slice(0, resp.bytesRead) : buffer).toString("utf8"),
};
});
}, fd, length, position).then((resp) => {
const newBuf = Buffer.from(resp.content, "utf8");
buffer.set(newBuf, offset);
callback(undefined!, resp.bytesRead, newBuf as TBuffer);
}).catch((ex) => {
callback(ex, undefined!, undefined!);
});
}
public readFile = (path: fs.PathLike | number, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, data: string | Buffer) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.readFile)(path, options).then((value) => value.toString());
}, path, options).then((buffer) => {
callback!(undefined!, buffer);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public readdir = (path: fs.PathLike, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, files: Buffer[] | fs.Dirent[] | string[]) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
// TODO: options can also take `withFileTypes` but the types aren't working.
this.client.evaluate((path, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.readdir)(path, options);
}, path, options).then((files) => {
callback!(undefined!, files);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public readlink = (path: fs.PathLike, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, linkString: string | Buffer) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.readlink)(path, options);
}, path, options).then((linkString) => {
callback!(undefined!, linkString);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public realpath = (path: fs.PathLike, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException, resolvedPath: string | Buffer) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.realpath)(path, options);
}, path, options).then((resolvedPath) => {
callback!(undefined!, resolvedPath);
}).catch((ex) => {
callback!(ex, undefined!);
});
}
public rename = (oldPath: fs.PathLike, newPath: fs.PathLike, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((oldPath, newPath) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.rename)(oldPath, newPath);
}, oldPath, newPath).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public rmdir = (path: fs.PathLike, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.rmdir)(path);
}, path).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public stat = (path: fs.PathLike, callback: (err: NodeJS.ErrnoException, stats: fs.Stats) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
const tslib = _require("tslib") as typeof import("tslib");
return util.promisify(fs.stat)(path).then((stats) => {
return tslib.__assign(stats, {
/**
* We need to check if functions exist because nexe's implemented FS
* lib doesnt implement fs.stats properly
*/
_isBlockDevice: stats.isBlockDevice ? stats.isBlockDevice() : false,
_isCharacterDevice: stats.isCharacterDevice ? stats.isCharacterDevice() : false,
_isDirectory: stats.isDirectory(),
_isFIFO: stats.isFIFO ? stats.isFIFO() : false,
_isFile: stats.isFile(),
_isSocket: stats.isSocket ? stats.isSocket() : false,
_isSymbolicLink: stats.isSymbolicLink ? stats.isSymbolicLink() : false,
});
});
}, path).then((stats) => {
callback(undefined!, new Stats(stats));
}).catch((ex) => {
callback(ex, undefined!);
});
}
public symlink = (target: fs.PathLike, path: fs.PathLike, type: fs.symlink.Type | undefined | null | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof type === "function") {
callback = type;
type = undefined;
}
this.client.evaluate((target, path, type) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.symlink)(target, path, type);
}, target, path, type).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public truncate = (path: fs.PathLike, len: number | undefined | null | ((err: NodeJS.ErrnoException) => void), callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof len === "function") {
callback = len;
len = undefined;
}
this.client.evaluate((path, len) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.truncate)(path, len);
}, path, len).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public unlink = (path: fs.PathLike, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.unlink)(path);
}, path).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public utimes = (path: fs.PathLike, atime: string | number | Date, mtime: string | number | Date, callback: (err: NodeJS.ErrnoException) => void): void => {
this.client.evaluate((path, atime, mtime) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.utimes)(path, atime, mtime);
}, path, atime, mtime).then(() => {
callback(undefined!);
}).catch((ex) => {
callback(ex);
});
}
public write = <TBuffer extends Buffer | Uint8Array>(fd: number, buffer: TBuffer, offset: number | undefined, length: number | undefined, position: number | undefined | ((err: NodeJS.ErrnoException, written: number, buffer: TBuffer) => void), callback?: (err: NodeJS.ErrnoException, written: number, buffer: TBuffer) => void): void => {
if (typeof position === "function") {
callback = position;
position = undefined;
}
this.client.evaluate((fd, buffer, offset, length, position) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.write)(fd, _Buffer.from(buffer, "utf8"), offset, length, position).then((resp) => {
return {
bytesWritten: resp.bytesWritten,
content: resp.buffer.toString("utf8"),
};
});
}, fd, buffer.toString(), offset, length, position).then((r) => {
callback!(undefined!, r.bytesWritten, Buffer.from(r.content, "utf8") as TBuffer);
}).catch((ex) => {
callback!(ex, undefined!, undefined!);
});
}
// tslint:disable-next-line no-any
public writeFile = (path: fs.PathLike | number, data: any, options: IEncodingOptionsCallback, callback?: (err: NodeJS.ErrnoException) => void): void => {
if (typeof options === "function") {
callback = options;
options = undefined;
}
this.client.evaluate((path, data, options) => {
const fs = _require("fs") as typeof import("fs");
const util = _require("util") as typeof import("util");
return util.promisify(fs.writeFile)(path, data, options);
}, path, data, options).then(() => {
callback!(undefined!);
}).catch((ex) => {
callback!(ex);
});
}
public watch = (filename: fs.PathLike, options: IEncodingOptions, listener?: ((event: string, filename: string) => void) | ((event: string, filename: Buffer) => void)): fs.FSWatcher => {
// TODO: can we modify `evaluate` for long-running processes like watch?
// Especially since inotifywait might not be available.
const buffer = new NewlineInputBuffer((msg): void => {
msg = msg.trim();
const index = msg.lastIndexOf(":");
const events = msg.substring(index + 1).split(",");
const baseFilename = msg.substring(0, index).split("/").pop();
events.forEach((event) => {
switch (event) {
// Rename is emitted when a file appears or disappears in the directory.
case "CREATE":
case "DELETE":
case "MOVED_FROM":
case "MOVED_TO":
watcher.emit("rename", baseFilename);
break;
case "CLOSE_WRITE":
watcher.emit("change", baseFilename);
break;
}
});
});
// TODO: `exec` is undefined for some reason.
const process = exec(`inotifywait ${escapePath(filename.toString())} -m --format "%w%f:%e"`);
process.on("exit", (exitCode) => {
watcher.emit("error", new Error(`process terminated unexpectedly with code ${exitCode}`));
});
process.stdout.on("data", (data) => {
buffer.push(data);
});
const watcher = new Watcher(process);
if (listener) {
const l = listener;
watcher.on("change", (filename) => {
// @ts-ignore not sure how to make this work.
l("change", useBuffer(options) ? Buffer.from(filename) : filename);
});
watcher.on("rename", (filename) => {
// @ts-ignore not sure how to make this work.
l("rename", useBuffer(options) ? Buffer.from(filename) : filename);
});
}
return watcher;
}
}
class Watcher extends EventEmitter implements fs.FSWatcher {
public constructor(private readonly process: ChildProcess) {
super();
}
public close(): void {
this.process.kill();
}
}
interface IStats {
dev: number;
ino: number;
mode: number;
nlink: number;
uid: number;
gid: number;
rdev: number;
size: number;
blksize: number;
blocks: number;
atimeMs: number;
mtimeMs: number;
ctimeMs: number;
birthtimeMs: number;
atime: Date | string;
mtime: Date | string;
ctime: Date | string;
birthtime: Date | string;
_isFile: boolean;
_isDirectory: boolean;
_isBlockDevice: boolean;
_isCharacterDevice: boolean;
_isSymbolicLink: boolean;
_isFIFO: boolean;
_isSocket: boolean;
}
class Stats implements fs.Stats {
public readonly atime: Date;
public readonly mtime: Date;
public readonly ctime: Date;
public readonly birthtime: Date;
public constructor(private readonly stats: IStats) {
this.atime = new Date(stats.atime);
this.mtime = new Date(stats.mtime);
this.ctime = new Date(stats.ctime);
this.birthtime = new Date(stats.birthtime);
}
public get dev(): number { return this.stats.dev; }
public get ino(): number { return this.stats.ino; }
public get mode(): number { return this.stats.mode; }
public get nlink(): number { return this.stats.nlink; }
public get uid(): number { return this.stats.uid; }
public get gid(): number { return this.stats.gid; }
public get rdev(): number { return this.stats.rdev; }
public get size(): number { return this.stats.size; }
public get blksize(): number { return this.stats.blksize; }
public get blocks(): number { return this.stats.blocks; }
public get atimeMs(): number { return this.stats.atimeMs; }
public get mtimeMs(): number { return this.stats.mtimeMs; }
public get ctimeMs(): number { return this.stats.ctimeMs; }
public get birthtimeMs(): number { return this.stats.birthtimeMs; }
public isFile(): boolean { return this.stats._isFile; }
public isDirectory(): boolean { return this.stats._isDirectory; }
public isBlockDevice(): boolean { return this.stats._isBlockDevice; }
public isCharacterDevice(): boolean { return this.stats._isCharacterDevice; }
public isSymbolicLink(): boolean { return this.stats._isSymbolicLink; }
public isFIFO(): boolean { return this.stats._isFIFO; }
public isSocket(): boolean { return this.stats._isSocket; }
public toObject(): object {
return JSON.parse(JSON.stringify(this));
}
}
/**
* Class for safely taking input and turning it into separate messages.
* Assumes that messages are split by newlines.
*/
export class NewlineInputBuffer {
private callback: (msg: string) => void;
private buffer: string | undefined;
public constructor(callback: (msg: string) => void) {
this.callback = callback;
}
/**
* Add data to be buffered.
*/
public push(data: string | Uint8Array): void {
let input = typeof data === "string" ? data : data.toString();
if (this.buffer) {
input = this.buffer + input;
this.buffer = undefined;
}
const lines = input.split("\n");
const length = lines.length - 1;
const lastLine = lines[length];
if (lastLine.length > 0) {
this.buffer = lastLine;
}
lines.pop(); // This is either the line we buffered or an empty string.
for (let i = 0; i < length; ++i) {
this.callback(lines[i]);
}
}
}

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@ -1,53 +0,0 @@
import * as net from "net";
import { Client } from "../client";
type NodeNet = typeof net;
/**
* Implementation of net for the browser.
*/
export class Net implements NodeNet {
public constructor(
private readonly client: Client,
) {}
public get Socket(): typeof net.Socket {
// @ts-ignore
return this.client.Socket;
}
public get Server(): typeof net.Server {
throw new Error("not implemented");
}
public connect(): net.Socket {
throw new Error("not implemented");
}
public createConnection(target: string | number | net.NetConnectOpts, host?: string | Function, callback?: Function): net.Socket {
if (typeof target === "object") {
throw new Error("not implemented");
}
return this.client.createConnection(target, typeof host === "function" ? host : callback) as net.Socket;
}
public isIP(_input: string): number {
throw new Error("not implemented");
}
public isIPv4(_input: string): boolean {
throw new Error("not implemented");
}
public isIPv6(_input: string): boolean {
throw new Error("not implemented");
}
public createServer(
_options?: { allowHalfOpen?: boolean, pauseOnConnect?: boolean } | ((socket: net.Socket) => void),
_connectionListener?: (socket: net.Socket) => void,
): net.Server {
return this.client.createServer() as net.Server;
}
}

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@ -1,6 +1,3 @@
export * from "./browser/client";
export * from "./browser/modules/child_process";
export * from "./browser/modules/fs";
export * from "./browser/modules/net";
export * from "./common/connection";
export * from "./common/util";