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logviewer.html
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logviewer.html
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<!DOCTYPE html>
<html>
<head>
<title>Reinstall Logs</title>
<style>
body {
margin: 0;
padding: 0;
overflow: hidden;
}
#log-container {
height: calc(100vh - 24px);
padding: 12px;
overflow-y: scroll;
}
#scroll-to-bottom {
position: fixed;
bottom: 24px;
right: 24px;
background-color: #007bff;
color: #fff;
border: none;
cursor: pointer;
display: none;
width: 48px;
height: 48px;
border-radius: 50%;
}
#scroll-to-bottom svg {
fill: #fff;
}
</style>
</head>
<body>
<pre id="log-container"></pre>
<button id="scroll-to-bottom">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
<path d="M5 10l7 7 7-7H5z" />
</svg>
</button>
<script>
const logContainer = document.getElementById('log-container');
const scrollToBottomButton = document.getElementById('scroll-to-bottom');
let shouldScrollToBottom = true;
let logFetchInterval;
async function getLogContent() {
try {
const response = await fetch('reinstall.log', {
cache: 'no-store'
});
if (response.ok) {
const logContent = await response.text();
// 修复 wget 换行符为 \r 导致不换行
logContainer.textContent = logContent.replace(/[\r\n]+/g, "\n");;
if (shouldScrollToBottom) {
logContainer.scrollTop = logContainer.scrollHeight;
}
if (logContent.includes("Error:")) {
clearInterval(logFetchInterval);
alert("Error occurred.");
}
} else {
console.error('Failed to fetch log file.');
}
} catch (error) {
console.error('An error occurred: ' + error.message);
}
finally {
logFetchInterval = setTimeout(getLogContent, 2000);
}
}
scrollToBottomButton.addEventListener('click', () => {
logContainer.scrollTop = logContainer.scrollHeight;
});
logContainer.addEventListener('scroll', () => {
const isAtBottom = Math.ceil(logContainer.scrollTop + logContainer.clientHeight) >= logContainer.scrollHeight;
if (isAtBottom) {
scrollToBottomButton.style.display = 'none';
} else {
scrollToBottomButton.style.display = 'block';
}
shouldScrollToBottom = isAtBottom;
});
getLogContent();
</script>
</body>
</html>