s3dir index file for s3 bucket
This commit is contained in:
Alex Grintsvayg
parent
99147223ef
commit
f4e9f550c3
311
s3dir.html
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311
s3dir.html
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<!DOCTYPE html>
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<html>
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<head>
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<title>LBRY Snapshots</title>
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</head>
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<body>
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<div id="navigation"></div>
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<div id="listing"></div>
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<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
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<script type="text/javascript">
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/**
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* Configuration documentation:
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* https://github.com/rufuspollock/s3-bucket-listing
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*
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* Original script has been edited to fix some issues.
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*/
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var BUCKET_URL = 'https://s3-us-east-2.amazonaws.com/snapshots.lbry.com';
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var BUCKET_WEBSITE_URL = 'https://snapshots.lbry.com';
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var S3B_SORT = 'LBRY';
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var EXCLUDE_FILE = 's3dir.html';
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</script>
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<script type="text/javascript">
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if (typeof AUTO_TITLE != 'undefined' && AUTO_TITLE == true) {
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document.title = location.hostname;
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}
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if (typeof S3_REGION != 'undefined') {
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var BUCKET_URL = 'http://' + location.hostname + '.' + S3_REGION + '.amazonaws.com'; // e.g. just 's3' for us-east-1 region
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var BUCKET_WEBSITE_URL = location.protocol + '//' + location.hostname;
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}
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if (typeof S3BL_IGNORE_PATH == 'undefined' || S3BL_IGNORE_PATH != true) {
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var S3BL_IGNORE_PATH = false;
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}
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if (typeof BUCKET_URL == 'undefined') {
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var BUCKET_URL = location.protocol + '//' + location.hostname;
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}
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if (typeof BUCKET_NAME != 'undefined') {
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// if bucket_url does not start with bucket_name,
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// assume path-style url
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if (!~BUCKET_URL.indexOf(location.protocol + '//' + BUCKET_NAME)) {
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BUCKET_URL += '/' + BUCKET_NAME;
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}
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}
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if (typeof BUCKET_WEBSITE_URL == 'undefined') {
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var BUCKET_WEBSITE_URL = BUCKET_URL;
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}
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if (typeof S3B_ROOT_DIR == 'undefined') {
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var S3B_ROOT_DIR = '';
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}
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if (typeof S3B_SORT == 'undefined') {
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var S3B_SORT = 'DEFAULT';
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}
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if (BUCKET_WEBSITE_URL.startsWith('https') && window.location.protocol !== "https:") {
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window.location.replace('https:' + window.location.href.substring(window.location.protocol.length));
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}
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jQuery(function($) { getS3Data(); });
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function cmp(a, b, reverse) {
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return (a > b ? 1 : (a < b ? -1 : 0)) * (reverse ? -1 : 1);
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}
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function sortFunction(a, b) {
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switch (S3B_SORT) {
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case "OLD2NEW":
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return a.LastModified > b.LastModified ? 1 : -1;
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case "NEW2OLD":
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return a.LastModified < b.LastModified ? 1 : -1;
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case "A2Z":
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return a.Key < b.Key ? 1 : -1;
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case "Z2A":
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return a.Key > b.Key ? 1 : -1;
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case "BIG2SMALL":
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return a.Size < b.Size ? 1 : -1;
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case "SMALL2BIG":
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return a.Size > b.Size ? 1 : -1;
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case "LBRY":
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return cmp(a.LastModified,b.LastModified,true) || cmp(a.Key,b.Key,true);
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}
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}
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function getS3Data(marker, html) {
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var s3_rest_url = createS3QueryUrl(marker);
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// set loading notice
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$('#listing')
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.html('loading...');
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$.get(s3_rest_url)
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.done(function(data) {
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// clear loading notice
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$('#listing').html('');
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var xml = $(data);
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var info = getInfoFromS3Data(xml);
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// Slight modification by FuzzBall03
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// This will sort your file listing based on var S3B_SORT
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// See url for example:
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// http://esp-link.s3-website-us-east-1.amazonaws.com/
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if (S3B_SORT != 'DEFAULT') {
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var sortedFiles = info.files;
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sortedFiles.sort(sortFunction);
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info.files = sortedFiles;
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var sortedDirs = info.directories;
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sortedDirs.sort(sortFunction);
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info.directories = sortedDirs;
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}
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buildNavigation(info);
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html = typeof html !== 'undefined' ? prepareTable(info) + html :
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prepareTable(info);
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if (info.nextMarker != "null") {
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getS3Data(info.nextMarker, html);
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} else {
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document.getElementById('listing').innerHTML =
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'<pre>' + html + '</pre>';
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}
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})
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.fail(function(error) {
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console.error(error);
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$('#listing').html('<strong>Error: ' + error + '</strong>');
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});
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}
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function buildNavigation(info) {
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var root = S3BL_IGNORE_PATH == false ?
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'<a href="/">' + BUCKET_WEBSITE_URL + '</a> / ' :
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'<a href="?prefix=">' + BUCKET_WEBSITE_URL + '</a> / ';
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if (info.prefix) {
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var processedPathSegments = '';
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var content = $.map(info.prefix.split('/'), function(pathSegment) {
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processedPathSegments = processedPathSegments + encodeURIComponent(pathSegment) + '/';
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return S3BL_IGNORE_PATH == false ?
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'<a href="/' + processedPathSegments + '">' + pathSegment + '</a>' :
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'<a href="?prefix=' + processedPathSegments + '">' + pathSegment + '</a>';
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});
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$('#navigation').html(root + content.join(' / '));
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} else {
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$('#navigation').html(root);
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}
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}
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function createS3QueryUrl(marker) {
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var s3_rest_url = BUCKET_URL;
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s3_rest_url += '?delimiter=/';
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//
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// Handling paths and prefixes:
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//
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// 1. S3BL_IGNORE_PATH = false
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// Uses the pathname
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// {bucket}/{path} => prefix = {path}
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//
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// 2. S3BL_IGNORE_PATH = true
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// Uses ?prefix={prefix}
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//
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// Why both? Because we want classic directory style listing in normal
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// buckets but also allow deploying to non-buckets
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//
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var rx = '.*[?&]prefix=' + S3B_ROOT_DIR + '([^&]+)(&.*)?$';
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var prefix = '';
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if (S3BL_IGNORE_PATH == false) {
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var prefix = location.pathname.replace(/^\//, S3B_ROOT_DIR);
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}
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var match = location.search.match(rx);
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if (match) {
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prefix = S3B_ROOT_DIR + match[1];
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} else {
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if (S3BL_IGNORE_PATH) {
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var prefix = S3B_ROOT_DIR;
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}
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}
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if (prefix) {
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// make sure we end in /
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var prefix = prefix.replace(/\/$/, '') + '/';
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s3_rest_url += '&prefix=' + prefix;
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}
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if (marker) {
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s3_rest_url += '&marker=' + marker;
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}
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return s3_rest_url;
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}
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function getInfoFromS3Data(xml) {
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var files = $.map(xml.find('Contents'), function(item) {
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item = $(item);
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// clang-format off
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return {
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Key: item.find('Key').text(),
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LastModified: item.find('LastModified').text(),
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Size: bytesToHumanReadable(item.find('Size').text()),
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Type: 'file'
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}
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// clang-format on
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});
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var directories = $.map(xml.find('CommonPrefixes'), function(item) {
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item = $(item);
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// clang-format off
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return {
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Key: item.find('Prefix').text(),
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LastModified: '',
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Size: '0',
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Type: 'directory'
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}
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// clang-format on
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});
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if ($(xml.find('IsTruncated')[0]).text() == 'true') {
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var nextMarker = $(xml.find('NextMarker')[0]).text();
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} else {
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var nextMarker = null;
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}
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// clang-format off
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return {
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files: files,
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directories: directories,
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prefix: $(xml.find('Prefix')[0]).text(),
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nextMarker: encodeURIComponent(nextMarker)
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}
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// clang-format on
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}
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// info is object like:
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// {
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// files: ..
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// directories: ..
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// prefix: ...
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// }
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function prepareTable(info) {
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var files = info.files.concat(info.directories), prefix = info.prefix;
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var cols = [45, 30, 15];
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var content = [];
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content.push(padRight('Last Modified', cols[1]) + ' ' +
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padRight('Size', cols[2]) + 'Key \n');
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content.push(new Array(cols[0] + cols[1] + cols[2] + 4).join('-') + '\n');
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// add ../ at the start of the dir listing, unless we are already at root dir
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if (prefix && prefix !== S3B_ROOT_DIR) {
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var up = prefix.replace(/\/$/, '').split('/').slice(0, -1).concat('').join(
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'/'), // one directory up
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item =
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{
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Key: up,
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LastModified: '',
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Size: '',
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keyText: '../',
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href: S3BL_IGNORE_PATH ? '?prefix=' + up : '../'
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},
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row = renderRow(item, cols);
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content.push(row + '\n');
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}
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jQuery.each(files, function(idx, item) {
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// strip off the prefix
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item.keyText = item.Key.substring(prefix.length);
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if (item.Type === 'directory') {
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if (S3BL_IGNORE_PATH) {
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item.href = location.protocol + '//' + location.hostname +
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location.pathname + '?prefix=' + item.Key;
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} else {
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item.href = item.keyText;
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}
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} else {
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item.href = BUCKET_WEBSITE_URL + '/' + encodeURIComponent(item.Key);
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item.href = item.href.replace(/%2F/g, '/');
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}
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var row = renderRow(item, cols);
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if (typeof EXCLUDE_FILE == 'undefined' || EXCLUDE_FILE != item.Key)
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content.push(row + '\n');
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});
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return content.join('');
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}
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function renderRow(item, cols) {
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var row = '';
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row += padRight(item.LastModified, cols[1]) + ' ';
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row += padRight(item.Size, cols[2]);
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row += '<a href="' + item.href + '">' + item.keyText + '</a>';
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return row;
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}
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function padRight(padString, length) {
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var str = padString.slice(0, length - 3);
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if (padString.length > str.length) {
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str += '...';
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}
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while (str.length < length) {
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str = str + ' ';
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}
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return str;
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}
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function bytesToHumanReadable(sizeInBytes) {
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var i = -1;
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var units = [' kB', ' MB', ' GB'];
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do {
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sizeInBytes = sizeInBytes / 1024;
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i++;
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} while (sizeInBytes > 1024);
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return Math.max(sizeInBytes, 0.1).toFixed(1) + units[i];
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}
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</script>
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</body>
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</html>
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