Centralize fork logging

This commit is contained in:
Asher 2019-01-22 19:05:56 -06:00 committed by Kyle Carberry
parent 8a789ac957
commit 704a0defc9
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3 changed files with 47 additions and 33 deletions

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@ -44,33 +44,13 @@ export const createApp = (registerMiddleware?: (app: express.Application) => voi
const server = new Server(connection, options ? {
...options,
forkProvider: (message: NewSessionMessage): ChildProcess => {
const command = message.getCommand();
const childLogger = logger.named(command.split("/").pop()!);
childLogger.debug("Forking...", field("module", command));
let proc: ChildProcess;
if (message.getIsBootstrapFork()) {
proc = forkModule(command);
proc = forkModule(message.getCommand());
} else {
throw new Error("No support for non bootstrap-forking yet");
}
proc.stdout.on("data", (message) => {
childLogger.debug("stdout", field("message", message.toString().trim()));
});
proc.stderr.on("data", (message) => {
childLogger.debug("stderr", field("message", message.toString().trim()));
});
proc.stdin.on("data", (message) => {
childLogger.debug("stdin", field("message", message.toString().trim()));
});
proc.on("exit", (exitCode) => {
childLogger.debug(`Exited with ${exitCode}`);
});
return proc;
},
} : undefined);

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@ -1,6 +1,7 @@
import * as cp from "child_process";
import * as fs from "fs";
import * as path from "path";
import { logger, field } from "@coder/logger/src";
declare var __non_webpack_require__: typeof require;
@ -14,16 +15,55 @@ export const requireModule = (modulePath: string): void => {
/**
* Uses the internal bootstrap-fork.js to load a module
* @example
* const cp = forkModule("vs/code/electron-browser/sharedProcess/sharedProcessMain");
* const cp = forkModule("vs/code/electron-browser/sharedProcess/sharedProcessMain", true);
* cp.stdout.on("data", (data) => console.log(data.toString("utf8")));
* cp.stderr.on("data", (data) => console.log(data.toString("utf8")));
* @param modulePath
* @param modulePath Path of the VS Code module to load.
* @param stdio Whether to use stdio (spawn) or send/onMessage (fork).
*/
export const forkModule = (modulePath: string): cp.ChildProcess => {
export const forkModule = (modulePath: string, stdio?: boolean): cp.ChildProcess => {
const basename = modulePath.split("/").pop()!;
let i = 0;
for (; i < basename.length; i++) {
const character = basename.charAt(i);
if (character === character.toUpperCase()) {
break;
}
}
const childLogger = logger.named(basename.substring(0, i));
childLogger.debug("Forking...", field("module", modulePath));
let proc: cp.ChildProcess | undefined;
const args = ["--bootstrap-fork", modulePath];
if (process.env.CLI === "true") {
return cp.spawn(process.execPath, args);
proc = stdio ? cp.spawn(process.execPath, args) : cp.fork(process.execPath, args);
} else if (stdio) {
proc = cp.spawn("npm", ["start", "--scripts-prepend-node-path", "--", ...args]);
} else {
return cp.spawn("npm", ["start", "--scripts-prepend-node-path", "--", ...args]);
// TODO: need to fork somehow so we get send/onMessage.
proc = cp.spawn("npm", ["start", "--scripts-prepend-node-path", "--", ...args]);
}
proc.stdout.on("data", (message) => {
childLogger.debug("stdout", field("message", message.toString().trim()));
});
proc.stderr.on("data", (message) => {
childLogger.debug("stderr", field("message", message.toString().trim()));
});
proc.stdin.on("data", (message) => {
childLogger.debug("stdin", field("message", message.toString().trim()));
});
proc.on("message", (message) => {
childLogger.debug("message", field("message", message.toString().trim()));
});
proc.on("exit", (exitCode) => {
childLogger.debug(`Exited with ${exitCode}`);
});
return proc;
};

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@ -4,7 +4,6 @@ import * as os from "os";
import * as path from "path";
import { forkModule } from "./bootstrapFork";
import { StdioIpcHandler } from "../ipc";
import { logger, field } from "@coder/logger/src";
import { ParsedArgs } from "vs/platform/environment/common/environment";
import { LogLevel } from "vs/platform/log/common/log";
import { Emitter, Event } from '@coder/events/src';
@ -29,7 +28,6 @@ export class SharedProcess {
private activeProcess: ChildProcess | undefined;
private ipcHandler: StdioIpcHandler | undefined;
private readonly onStateEmitter: Emitter<SharedProcessEvent>;
private readonly logger = logger.named("SHRD PROC");
public constructor(
private readonly userDataDir: string,
@ -68,7 +66,7 @@ export class SharedProcess {
state: SharedProcessState.Starting,
});
let resolved: boolean = false;
this.activeProcess = forkModule("vs/code/electron-browser/sharedProcess/sharedProcessMain");
this.activeProcess = forkModule("vs/code/electron-browser/sharedProcess/sharedProcessMain", true);
this.activeProcess.on("exit", (err) => {
if (this._state !== SharedProcessState.Stopped) {
this.setState({
@ -101,11 +99,7 @@ export class SharedProcess {
state: SharedProcessState.Ready,
});
});
this.activeProcess.stdout.on("data", (data) => {
this.logger.debug("stdout", field("message", data.toString()));
});
this.activeProcess.stderr.on("data", (data) => {
this.logger.debug("stderr", field("message", data.toString()));
if (!resolved) {
this.setState({
error: data.toString(),