simulate screen dragging

Summary: Ref T2890

Reviewers: #reviewers

Subscribers: kuba-orlik

Maniphest Tasks: T2890

Differential Revision: https://hub.sealcode.org/D1410
This commit is contained in:
Kuba Orlik 2025-01-18 16:43:36 +01:00
parent 2e0ea198f1
commit 0a6e04c5ba
4 changed files with 279 additions and 219 deletions

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@ -5,46 +5,51 @@ const fs = require("fs");
const server = net.createServer();
async function spawnPromise(program, args) {
return new Promise((resolve, reject) => {
const process = child_process.spawn(program, args);
process.on("close", (_) => {
resolve();
});
});
return new Promise((resolve, reject) => {
const process = child_process.spawn(program, args);
process.on("close", (_) => {
resolve();
});
});
}
//maybe check output of child processe and send errors in some way
server.on("connection", (socket) => {
socket.on("data", async (dataBuf) => {
data = dataBuf.toString();
if (data === "screenshot") {
socket.write("start");
await spawnPromise("bash", ["/conf/screenshot.sh"]);
socket.write(fs.readFileSync("/screenshot.png"));
socket.write("ENDOFMSG");
} else if (data.includes("touch")) {
dataSplit = data.split(" ");
await spawnPromise("bash", [
"/conf/touch.sh",
dataSplit[1],
dataSplit[2],
]);
} else if (data === "back") {
await spawnPromise("bash", [
"/conf/back.sh",
]);
} else if (data === "home") {
await spawnPromise("bash", [
"/conf/home.sh",
]);
}
socket.on("data", async (dataBuf) => {
data = dataBuf.toString();
if (data === "screenshot") {
socket.write("start");
await spawnPromise("bash", ["/conf/screenshot.sh"]);
socket.write(fs.readFileSync("/screenshot.png"));
socket.write("ENDOFMSG");
} else if (data.includes("touch")) {
const dataSplit = data.split(" ");
await spawnPromise("bash", [
"/conf/touch.sh",
dataSplit[1],
dataSplit[2],
]);
} else if (data === "back") {
await spawnPromise("bash", ["/conf/back.sh"]);
} else if (data === "home") {
await spawnPromise("bash", ["/conf/home.sh"]);
} else if (data.includes("drag")) {
const dataSplit = data.split(" ");
});
socket.on("close", (_) => {
socket.end();
});
await spawnPromise("bash", [
"/conf/drag.sh",
dataSplit[1],
dataSplit[2],
dataSplit[3],
dataSplit[4],
]);
}
});
socket.on("close", (_) => {
socket.end();
});
});
server.listen(3000, () => {
console.log("listening on 3000");
console.log("listening on 3000");
});

1
android/conf/drag.sh Normal file
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@ -0,0 +1 @@
/opt/android-sdk-linux/platform-tools/adb shell input swipe $1 $2 $3 $4 1000

View File

@ -1,151 +1,186 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Rentgen android</title>
<style>
main{
display: flex;
}
<head>
<meta charset="UTF-8" />
<title>Rentgen android</title>
<style>
main {
display: flex;
}
.log-section{
height: 600px;
width: 300px;
overflow-y: auto;
display: flex;
flex-direction: column;
margin-left: 20px;
}
.log-section {
height: 600px;
width: 480px;
overflow-y: auto;
display: flex;
flex-direction: column;
margin-left: 20px;
}
.screen{
display: inline-block
}
.screen {
display: inline-block;
cursor: pointer;
}
.screen-buttons{
display: flex;
justify-content: space-around;
margin-top: 5px;
gap: 10px;
}
.screen-buttons {
display: flex;
justify-content: space-around;
margin-top: 5px;
gap: 10px;
}
.screen-buttons button{
font-size: 1.1rem;
padding: 10px 20px;
width: 100%;
cursor: pointer;
background-color: transparent;
}
.screen-buttons button {
font-size: 1.1rem;
padding: 10px 20px;
width: 100%;
cursor: pointer;
background-color: transparent;
}
.screen-buttons button:hover{
background-color: aqua;
}
</style>
</head>
<body>
<main>
<section class="screen-section">
<img id="screen" alt="android screen" src="" class="screen"/>
<div class="screen-buttons">
<button class="screen-buttons-home">home</button>
<button class="screen-buttons-back">back</button>
</div>
</section>
<p
id="clicks-log"
class="log-section"
></p>
<p
id="traffic-log"
class="log-section"
></p>
</main>
<script>
var screen = document.getElementById("screen");
var clicksLog = document.getElementById("clicks-log");
const homeButton = document.querySelector(".screen-buttons-home");
const backButton = document.querySelector(".screen-buttons-back");
.screen-buttons button:hover {
background-color: aqua;
}
let lastTouch = new Date().getTime();
#clicks-log {
font-family: Menlo, Consolas, Monaco, Liberation Mono, Lucida Console,
monospace;
}
</style>
</head>
<body>
<main>
<section class="screen-section">
<img
id="screen"
alt="android screen"
src=""
draggable="false"
class="screen"
/>
<div class="screen-buttons">
<button class="screen-buttons-home">home</button>
<button class="screen-buttons-back">back</button>
</div>
</section>
<p id="clicks-log" class="log-section"></p>
<p id="traffic-log" class="log-section"></p>
</main>
<script>
var screen = document.getElementById("screen");
var clicksLog = document.getElementById("clicks-log");
const homeButton = document.querySelector(".screen-buttons-home");
const backButton = document.querySelector(".screen-buttons-back");
const calculateElapsedTime = (last) => {
const currentTouch = new Date().getTime();
const elapsedTime = currentTouch - lastTouch;
const elapsedSec = Math.round(elapsedTime / 1000);
lastTouch = currentTouch;
return elapsedSec;
};
let lastTouch = new Date().getTime();
const waitToLog = (clickInfoText) => {
const clickInfo = document.createElement("span");
const waitInfo = document.createElement("span");
waitInfo.textContent = `await wait(${calculateElapsedTime(lastTouch)});`
clicksLog.appendChild(waitInfo);
clickInfo.textContent = clickInfoText;
clicksLog.appendChild(clickInfo);
}
const calculateElapsedTime = (last) => {
const currentTouch = new Date().getTime();
const elapsedTime = currentTouch - lastTouch;
const elapsedSec = Math.round(elapsedTime / 1000);
lastTouch = currentTouch;
return elapsedSec;
};
const registerClick = ({path, logText}) =>{
const clicksLog = document.getElementById("clicks-log");
const span = document.createElement("span");
const waitToLog = (clickInfoText) => {
const clickInfo = document.createElement("span");
const waitInfo = document.createElement("span");
waitInfo.textContent = `await wait(${calculateElapsedTime(
lastTouch
)});`;
clicksLog.appendChild(waitInfo);
clickInfo.textContent = clickInfoText;
clicksLog.appendChild(clickInfo);
};
waitToLog(logText);
const registerClick = ({ path, logText, body }) => {
const clicksLog = document.getElementById("clicks-log");
const span = document.createElement("span");
fetch(path, {
method: "POST",
headers: {
"Content-Type": "application/x-www-form-urlencoded",
},
});
}
waitToLog(logText);
homeButton.addEventListener("click", () => registerClick({path: "home", logText: "await homeButton();"}));
fetch(path, {
method: "POST",
headers: {
"Content-Type": "application/x-www-form-urlencoded",
},
...(body ? { body } : {}),
});
};
backButton.addEventListener("click", () => registerClick({path: "back", logText: "await backButton();"}));
homeButton.addEventListener("click", () =>
registerClick({ path: "home", logText: "await homeButton();" })
);
async function displayImage() {
try {
const response = await fetch("screen");
const blob = await response.blob();
screen.src = URL.createObjectURL(blob);
} catch (error) {
console.error("Error fetching image: ", error);
}
}
backButton.addEventListener("click", () =>
registerClick({ path: "back", logText: "await backButton();" })
);
async function handleTouchEvent(event) {
const phoneX = event.offsetX;
const phoneY = event.offsetY;
async function displayImage() {
try {
const response = await fetch("screen");
const blob = await response.blob();
screen.src = URL.createObjectURL(blob);
} catch (error) {
console.error("Error fetching image: ", error);
}
}
waitToLog(`await click(${phoneX}, ${phoneY});`);
let isDragging = false;
let startDraggingPosX = 0;
let endDraggingPosX = 0;
let startDraggingPosY = 0;
let endDraggingPosY = 0;
await fetch("touch", {
method: "POST",
headers: {
"Content-Type": "application/x-www-form-urlencoded",
},
body: `x=${phoneX}&y=${phoneY}`,
});
}
const handleDraggStart = (e) => {
e.preventDefault();
isDragging = true;
startDraggingPosX = e.offsetX;
startDraggingPosY = e.offsetY;
};
async function sleep(time) {
return new Promise((resolve) => setTimeout(resolve, time));
}
screen.addEventListener("mousedown", handleDraggStart);
async function screenshot_loop() {
var before;
document.addEventListener("mouseup", (e) => {
endDraggingPosX = e.offsetX;
endDraggingPosY = e.offsetY;
if (
(isDragging && Math.abs(endDraggingPosY - startDraggingPosY) > 10) ||
Math.abs(endDraggingPosX - startDraggingPosX) > 10
) {
registerClick({
path: "drag",
logText: `await drag({x:${startDraggingPosX},y:${startDraggingPosY}},{x:${e.offsetX},y:${e.offsetY}});`,
body: `startX=${startDraggingPosX}&startY=${startDraggingPosY}&endX=${e.offsetX}&endY=${e.offsetY}`,
});
isDragging = false;
} else {
const phoneX = event.offsetX;
const phoneY = event.offsetY;
registerClick({
path: "touch",
logText: `await click(${phoneX}, ${phoneY});`,
body: `x=${phoneX}&y=${phoneY}`,
});
}
});
while (true) {
before = performance.now();
await displayImage();
while (performance.now() - before < ___screenshotDelayMs___)
await sleep(50);
}
}
async function sleep(time) {
return new Promise((resolve) => setTimeout(resolve, time));
}
screen.addEventListener("click", handleTouchEvent);
async function screenshot_loop() {
var before;
screenshot_loop();
</script>
<script src="/trafficLog.js"></script>
</body>
while (true) {
before = performance.now();
await displayImage();
while (performance.now() - before < ___screenshotDelayMs___)
await sleep(50);
}
}
screenshot_loop();
</script>
<script src="/trafficLog.js"></script>
</body>
</html>

View File

@ -11,55 +11,64 @@ app.use(express.urlencoded({ extended: false }));
const socket_client = net.createConnection({ port: 3000, host: "android" });
async function sleep(time) {
return new Promise((resolve) => setTimeout(resolve, time));
return new Promise((resolve) => setTimeout(resolve, time));
}
let doneWrite = 0;
let screenshotPromise = null;
async function screenshot() {
socket_client.write("screenshot");
while (!doneWrite) await sleep(15);
doneWrite = 0;
screenshotPromise = null;
const time_start = Date.now();
socket_client.write("screenshot");
while (!doneWrite) {
await sleep(15);
if (Date.now() - time_start > 2000) {
console.error("Screenshot timed out after 2s");
break; // timeout
}
}
doneWrite = 0;
screenshotPromise = null;
}
async function guardedScreenshot() {
if (!screenshotPromise) {
screenshotPromise = screenshot();
}
return screenshotPromise;
console.log("Requesting a screenshot");
if (!screenshotPromise) {
console.log("no ongoing promise, starting a new one");
screenshotPromise = screenshot();
}
return screenshotPromise;
}
async function waitFullBoot() {
var start = performance.now();
var counter = 0;
var start = performance.now();
var counter = 0;
//will timeout after 10 min
while (performance.now() - start < 600 * 1000) {
var before = performance.now();
await screenshot();
var after = performance.now();
if (after - before < process.env.screenshotDelayMs) counter++;
else counter = 0;
//will timeout after 10 min
while (performance.now() - start < 600 * 1000) {
var before = performance.now();
await screenshot();
var after = performance.now();
if (after - before < process.env.screenshotDelayMs) counter++;
else counter = 0;
if (counter === 10) return;
}
if (counter === 10) return;
}
throw new Error("wait for screenshot time to be less than 0.5s timed out");
throw new Error("wait for screenshot time to be less than 0.5s timed out");
}
let fd;
socket_client.on("data", (dataBuf) => {
if (dataBuf.toString() === "start")
fd = fs.openSync("/code/screenshot.png", "w");
else {
if (dataBuf.toString().includes("ENDOFMSG")) {
fs.writeSync(fd, dataBuf);
fs.close(fd);
doneWrite = 1;
} else fs.writeSync(fd, dataBuf);
}
if (dataBuf.toString() === "start")
fd = fs.openSync("/code/screenshot.png", "w");
else {
if (dataBuf.toString().includes("ENDOFMSG")) {
fs.writeSync(fd, dataBuf);
fs.close(fd);
doneWrite = 1;
} else fs.writeSync(fd, dataBuf);
}
});
console.log("Waiting for full boot...");
@ -67,58 +76,68 @@ await waitFullBoot();
console.log("Boot detected! activating endpoints");
app.get("/screen", async function (req, res) {
await guardedScreenshot();
res.sendFile("/code/screenshot.png");
await guardedScreenshot();
res.sendFile("/code/screenshot.png");
});
app.get("/favicon.ico", function (req, res) {
res.sendFile("/code/favicon.ico");
res.sendFile("/code/favicon.ico");
});
app.get("/trafficLog.js", function (req, res) {
res.sendFile("/code/dist/trafficLog.js");
res.sendFile("/code/dist/trafficLog.js");
});
app.get("/trafficLog", async function (req, res) {
res.sendFile("/log/trafficLog");
res.sendFile("/log/trafficLog");
});
app.post("/touch", function (req, res) {
const x = parseInt(req.body.x);
const y = parseInt(req.body.y);
const x = parseInt(req.body.x);
const y = parseInt(req.body.y);
if (isNaN(x) || isNaN(y) || x > device_size_x || y > device_size_y) {
res.send(
`the query params must be x <= ${device_size_x}, y <= ${device_size_y}\n`
);
} else {
socket_client.write(`touch ${x} ${y}`);
res.sendStatus(200);
}
if (isNaN(x) || isNaN(y) || x > device_size_x || y > device_size_y) {
res.send(
`the query params must be x <= ${device_size_x}, y <= ${device_size_y}\n`
);
} else {
socket_client.write(`touch ${x} ${y}`);
res.sendStatus(200);
}
});
app.get("/", async function (req, res) {
let fileData = (await readFile("/code/index.html")).toString();
let fileData = (await readFile("/code/index.html")).toString();
fileData = fileData.replace(
"___screenshotDelayMs___",
process.env.screenshotDelayMs
);
fileData = fileData.replace(
"___screenshotDelayMs___",
process.env.screenshotDelayMs
);
res.setHeader("Content-Type", "text/html");
res.setHeader("Content-Disposition", "inline");
res.setHeader("Content-Type", "text/html");
res.setHeader("Content-Disposition", "inline");
res.send(fileData);
res.send(fileData);
});
app.post("/back", function (req, res) {
socket_client.write(`back`);
res.sendStatus(200);
socket_client.write(`back`);
res.sendStatus(200);
});
app.post("/home", function (req, res) {
socket_client.write(`home`);
res.sendStatus(200);
socket_client.write(`home`);
res.sendStatus(200);
});
app.post("/drag", function (req, res) {
const body = req.body;
const startX = Number(body.startX);
const startY = Number(body.startY);
const endX = Number(body.endX);
const endY = Number(body.endY);
socket_client.write(`drag ${startX} ${startY} ${endX} ${endY}`);
res.sendStatus(200);
});
app.listen(8080, () => console.log("Listening in port 8080"));