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riju
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API mostly working aside from LSP

This commit is contained in:
Radon Rosborough 2021-08-14 18:37:07 -07:00
parent c6a22e2793
commit e197ad9c72
1 changed files with 29 additions and 18 deletions
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47
backend/api.js
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@ -3,7 +3,6 @@ import path from "path";
import process from "process";
import WebSocket from "ws";
import pty from "node-pty";
import pQueue from "p-queue";
const PQueue = pQueue.default;
import rpc from "vscode-jsonrpc";
@ -58,13 +57,11 @@ export class Session {
try {
allSessions.add(this);
const containerArgs = this.privilegedSession();
const containerPty = pty.spawn(containerArgs[0], containerArgs.slice(1), {
name: "xterm-color",
});
const containerProc = spawn(containerArgs[0], containerArgs.slice(1));
this.container = {
pty: containerPty,
proc: containerProc,
};
containerPty.on("close", async (code, signal) => {
containerProc.on("close", async (code, signal) => {
this.send({
event: "serviceFailed",
service: "container",
@ -73,21 +70,28 @@ export class Session {
});
await this.teardown();
});
containerPty.on("error", (err) =>
containerProc.on("error", (err) =>
this.send({
event: "serviceFailed",
service: "container",
error: `${err}`,
})
);
containerProc.stderr.on("data", (data) =>
this.send({
event: "serviceLog",
service: "container",
output: data.toString("utf8"),
})
);
let buffer = "";
await new Promise((resolve) => {
containerPty.on("data", (data) => {
buffer += data;
containerProc.stdout.on("data", (data) => {
buffer += data.toString();
let idx;
while ((idx = buffer.indexOf("\r\n")) !== -1) {
while ((idx = buffer.indexOf("\n")) !== -1) {
const line = buffer.slice(0, idx);
buffer = buffer.slice(idx + 2);
buffer = buffer.slice(idx + 1);
if (line === "riju: container ready") {
resolve();
} else {
@ -237,7 +241,7 @@ export class Session {
this.log("terminalInput ignored because term is null");
break;
}
this.term.pty.write(msg.input);
this.term.pty.stdin.write(msg.input);
break;
case "runCode":
if (typeof msg.code !== "string") {
@ -326,17 +330,24 @@ export class Session {
await this.writeCode(code);
const termArgs = this.privilegedPty(cmdline);
const term = {
pty: pty.spawn(termArgs[0], termArgs.slice(1), {
name: "xterm-color",
}),
pty: spawn(termArgs[0], termArgs.slice(1)),
live: true,
};
this.term = term;
this.term.pty.on("data", (data) => {
this.term.pty.stdout.on("data", (data) => {
// Capture term in closure so that we don't keep sending output
// from the old pty even after it's been killed (see ghci).
if (term.live) {
this.send({ event: "terminalOutput", output: data });
this.send({ event: "terminalOutput", output: data.toString() });
}
});
this.term.pty.stderr.on("data", (data) => {
if (term.live) {
this.send({
event: "serviceLog",
service: "pty",
output: data.toString("utf8"),
});
}
});
this.term.pty.on("exit", (code, signal) => {
@ -441,7 +452,7 @@ export class Session {
this.log(`Tearing down session`);
this.tearingDown = true;
if (this.container) {
this.container.pty.kill();
this.container.proc.kill();
}
allSessions.delete(this);
this.ws.terminate();