397 lines
No EOL
17 KiB
JavaScript
397 lines
No EOL
17 KiB
JavaScript
let subnetMap = {};
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let subnetNotes = {};
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let maxNetSize = 0;
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let infoColumnCount = 5
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// NORMAL mode:
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// - Smallest subnet: /30
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// - Two reserved addresses per subnet:
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// - Network Address (network + 0)
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// - Broadcast Address (last network address)
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// AWS mode (future):
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// - Smallest subnet: /28
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// - Two reserved addresses per subnet:
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// - Network Address (network + 0)
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// - AWS Reserved - VPC Router
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// - AWS Reserved - VPC DNS
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// - AWS Reserved - Future Use
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// - Broadcast Address (last network address)
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let operatingMode = 'NORMAL'
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let noteTimeout;
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let minSubnetSize = 30
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let inflightColor = 'NONE'
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$('input#network,input#netsize').on('input', function() {
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$('#input_form')[0].classList.add('was-validated');
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})
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$('#color_palette div').on('click', function() {
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// We don't really NEED to convert this to hex, but it's really low overhead to do the
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// conversion here and saves us space in the export/save
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inflightColor = rgba2hex($(this).css('background-color'))
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})
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$('#calcbody').on('click', '.row_address, .row_range, .row_usable, .row_hosts, .note, input', function(event) {
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if (inflightColor !== 'NONE') {
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mutate_subnet_map('color', this.dataset.subnet, '', inflightColor)
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// We could re-render here, but there is really no point, keep performant and just change the background color now
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//renderTable();
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$(this).parent().css('background-color', inflightColor)
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}
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})
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$('#btn_go').on('click', function() {
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reset();
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})
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$('#importBtn').on('click', function() {
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importConfig($('#importExportArea').val())
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})
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$('#bottom_nav #colors_word_open').on('click', function() {
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$('#bottom_nav #color_palette').removeClass('d-none');
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$('#bottom_nav #colors_word_close').removeClass('d-none');
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$('#bottom_nav #colors_word_open').addClass('d-none');
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})
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$('#bottom_nav #colors_word_close').on('click', function() {
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$('#bottom_nav #color_palette').addClass('d-none');
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$('#bottom_nav #colors_word_close').addClass('d-none');
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$('#bottom_nav #colors_word_open').removeClass('d-none');
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inflightColor = 'NONE'
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})
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$('#btn_import_export').on('click', function() {
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$('#importExportArea').val(JSON.stringify(exportConfig(), null, 2))
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})
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function reset() {
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if (operatingMode === 'AWS') {
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minSubnetSize = 28
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} else {
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minSubnetSize = 30
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}
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let cidrInput = $('#network').val() + '/' + $('#netsize').val()
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let rootNetwork = get_network($('#network').val(), $('#netsize').val())
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let rootCidr = rootNetwork + '/' + $('#netsize').val()
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if (cidrInput !== rootCidr) {
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show_warning_modal('<div>Your network input is not on a network boundary for this network size. It has been automatically changed:</div><div class="font-monospace pt-2">' + $('#network').val() + ' -> ' + rootNetwork + '</div>')
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}
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$('#network').val(rootNetwork)
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subnetMap = {}
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subnetMap[rootCidr] = {}
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maxNetSize = parseInt($('#netsize').val())
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renderTable();
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}
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$('#calcbody').on('click', 'td.split,td.join', function(event) {
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// HTML DOM Data elements! Yay! See the `data-*` attributes of the HTML tags
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mutate_subnet_map(this.dataset.mutateVerb, this.dataset.subnet, '')
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renderTable();
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})
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$('#calcbody').on('keyup', 'td.note input', function(event) {
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// HTML DOM Data elements! Yay! See the `data-*` attributes of the HTML tags
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let delay = 1000;
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clearTimeout(noteTimeout);
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noteTimeout = setTimeout(function(element) {
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mutate_subnet_map('note', element.dataset.subnet, '', element.value)
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}, delay, this);
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})
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$('#calcbody').on('focusout', 'td.note input', function(event) {
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// HTML DOM Data elements! Yay! See the `data-*` attributes of the HTML tags
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clearTimeout(noteTimeout);
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mutate_subnet_map('note', this.dataset.subnet, '', this.value)
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})
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function renderTable() {
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// TODO: Validation Code
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$('#calcbody').empty();
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let maxDepth = get_dict_max_depth(subnetMap, 0)
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addRowTree(subnetMap, 0, maxDepth)
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}
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function addRowTree(subnetTree, depth, maxDepth) {
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for (let mapKey in subnetTree) {
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if (mapKey.startsWith('_')) { continue; }
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if (has_network_sub_keys(subnetTree[mapKey])) {
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addRowTree(subnetTree[mapKey], depth + 1, maxDepth)
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} else {
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let subnet_split = mapKey.split('/')
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let notesWidth = '30%';
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if ((maxDepth > 5) && (maxDepth <= 10)) {
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notesWidth = '25%';
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} else if ((maxDepth > 10) && (maxDepth <= 15)) {
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notesWidth = '20%';
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} else if ((maxDepth > 15) && (maxDepth <= 20)) {
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notesWidth = '15%';
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} else if (maxDepth > 20) {
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notesWidth = '10%';
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}
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addRow(subnet_split[0], parseInt(subnet_split[1]), (infoColumnCount + maxDepth - depth), (subnetTree[mapKey]['_note'] || ''), notesWidth, (subnetTree[mapKey]['_color'] || ''))
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}
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}
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}
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function addRow(network, netSize, colspan, note, notesWidth, color) {
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// TODO: do some checking here for smaller networks like /32, probably some edge cases to watch for.
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let addressFirst = ip2int(network)
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let addressLast = subnet_last_address(addressFirst, netSize)
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// Will need to adjust this for AWS mode
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let usableFirst = addressFirst + 1
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let usableLast = addressLast - 1
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let hostCount = 1 + usableLast - usableFirst
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let styleTag = ''
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if (color !== '') {
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styleTag = ' style="background-color: ' + color + '"'
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console.log(styleTag)
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}
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let newRow =
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' <tr id="row_' + network.replace('.', '-') + '_' + netSize + '"' + styleTag + '>\n' +
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' <td data-subnet="' + network + '/' + netSize + '" class="row_address">' + network + '/' + netSize + '</td>\n' +
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' <td data-subnet="' + network + '/' + netSize + '" class="row_range">' + int2ip(addressFirst) + ' - ' + int2ip(addressLast) + '</td>\n' +
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' <td data-subnet="' + network + '/' + netSize + '" class="row_usable">' + int2ip(usableFirst) + ' - ' + int2ip(usableLast) + '</td>\n' +
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' <td data-subnet="' + network + '/' + netSize + '" class="row_hosts">' + hostCount + '</td>\n' +
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' <td class="note" style="width:' + notesWidth + '"><label><input type="text" class="form-control shadow-none p-0" data-subnet="' + network + '/' + netSize + '" value="' + note + '"></label></td>\n' +
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' <td rowspan="1" colspan="' + colspan + '" class="split rotate" data-subnet="' + network + '/' + netSize + '" data-mutate-verb="split"><span>/' + netSize + '</span></td>\n'
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if (netSize > maxNetSize) {
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// This is wrong. Need to figure out a way to get the number of children so you can set rowspan and the number
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// of ancestors so you can set colspan.
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// DONE: If the subnet address (without the mask) matches a larger subnet address
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// in the heirarchy that is a signal to add more join buttons to that row, since they start at the top row and
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// via rowspan extend downward.
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let matchingNetworkList = get_matching_network_list(network, subnetMap).slice(1)
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for (const i in matchingNetworkList) {
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let matchingNetwork = matchingNetworkList[i]
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let networkChildrenCount = count_network_children(matchingNetwork, subnetMap, [])
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newRow += ' <td rowspan="' + networkChildrenCount + '" colspan="1" class="join rotate" data-subnet="' + matchingNetwork + '" data-mutate-verb="join"><span>/' + matchingNetwork.split('/')[1] + '</span></td>\n'
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}
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}
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newRow += ' </tr>';
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$('#calcbody').append(newRow)
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}
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// Helper Functions
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function ip2int(ip) {
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return ip.split('.').reduce(function(ipInt, octet) { return (ipInt<<8) + parseInt(octet, 10)}, 0) >>> 0;
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}
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function int2ip (ipInt) {
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return ( (ipInt>>>24) +'.' + (ipInt>>16 & 255) +'.' + (ipInt>>8 & 255) +'.' + (ipInt & 255) );
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}
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function subnet_last_address(subnet, netSize) {
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return subnet + subnet_addresses(netSize) - 1;
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}
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function subnet_addresses(netSize) {
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return 2**(32-netSize);
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}
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function get_dict_max_depth(dict, curDepth) {
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let maxDepth = curDepth
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for (let mapKey in dict) {
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if (mapKey.startsWith('_')) { continue; }
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let newDepth = get_dict_max_depth(dict[mapKey], curDepth + 1)
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if (newDepth > maxDepth) { maxDepth = newDepth }
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}
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return maxDepth
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}
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function get_join_children(subnetTree, childCount) {
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for (let mapKey in subnetTree) {
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if (mapKey.startsWith('_')) { continue; }
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if (has_network_sub_keys(subnetTree[mapKey])) {
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childCount += get_join_children(subnetTree[mapKey])
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} else {
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return childCount
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}
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}
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}
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function has_network_sub_keys(dict) {
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let allKeys = Object.keys(dict)
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// Maybe an efficient way to do this with a Lambda?
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for (let i in allKeys) {
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if (!allKeys[i].startsWith('_')) {
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return true
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}
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}
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return false
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}
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function count_network_children(network, subnetTree, ancestryList) {
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// TODO: This might be able to be optimized. Ultimately it needs to count the number of keys underneath
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// the current key are unsplit networks (IE rows in the table, IE keys with a value of {}).
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let childCount = 0
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for (let mapKey in subnetTree) {
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if (mapKey.startsWith('_')) { continue; }
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if (has_network_sub_keys(subnetTree[mapKey])) {
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childCount += count_network_children(network, subnetTree[mapKey], ancestryList.concat([mapKey]))
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} else {
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if (ancestryList.includes(network)) {
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childCount += 1
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}
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}
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}
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return childCount
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}
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function get_network_children(network, subnetTree) {
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// TODO: This might be able to be optimized. Ultimately it needs to count the number of keys underneath
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// the current key are unsplit networks (IE rows in the table, IE keys with a value of {}).
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let subnetList = []
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for (let mapKey in subnetTree) {
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if (mapKey.startsWith('_')) { continue; }
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if (has_network_sub_keys(subnetTree[mapKey])) {
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subnetList.push.apply(subnetList, get_network_children(network, subnetTree[mapKey]))
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} else {
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subnetList.push(mapKey)
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}
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}
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return subnetList
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}
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function get_matching_network_list(network, subnetTree) {
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let subnetList = []
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for (let mapKey in subnetTree) {
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if (mapKey.startsWith('_')) { continue; }
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if (has_network_sub_keys(subnetTree[mapKey])) {
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subnetList.push.apply(subnetList, get_matching_network_list(network, subnetTree[mapKey]))
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}
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if (mapKey.split('/')[0] === network) {
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subnetList.push(mapKey)
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}
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}
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return subnetList
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}
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function get_consolidated_property(subnetTree, property) {
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let allValues = get_property_values(subnetTree, property)
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// https://stackoverflow.com/questions/14832603/check-if-all-values-of-array-are-equal
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let allValuesMatch = allValues.every( (val, i, arr) => val === arr[0] )
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if (allValuesMatch) {
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return allValues[0]
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} else {
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return ''
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}
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}
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function get_property_values(subnetTree, property) {
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let propValues = []
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for (let mapKey in subnetTree) {
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if (has_network_sub_keys(subnetTree[mapKey])) {
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propValues.push.apply(propValues, get_property_values(subnetTree[mapKey], property))
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} else {
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// The "else" above is a bit different because it will start tracking values for subnets which are
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// in the hierarchy, but not displayed. Those are always blank so it messes up the value list
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propValues.push(subnetTree[mapKey][property] || '')
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}
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}
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return propValues
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}
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function get_network(networkInput, netSize) {
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let ipInt = ip2int(networkInput)
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netSize = parseInt(netSize)
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for (let i=31-netSize; i>=0; i--) {
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ipInt &= ~ 1<<i;
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}
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return int2ip(ipInt);
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}
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function split_network(networkInput, netSize) {
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let subnets = [networkInput + '/' + (netSize + 1)]
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let newSubnet = ip2int(networkInput) + 2**(32-netSize-1);
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subnets.push(int2ip(newSubnet) + '/' + (netSize + 1))
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return subnets;
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}
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function mutate_subnet_map(verb, network, subnetTree, propValue = '') {
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if (subnetTree === '') { subnetTree = subnetMap }
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for (let mapKey in subnetTree) {
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if (mapKey.startsWith('_')) { continue; }
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if (has_network_sub_keys(subnetTree[mapKey])) {
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mutate_subnet_map(verb, network, subnetTree[mapKey], propValue)
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}
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if (mapKey === network) {
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let netSplit = mapKey.split('/')
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let netSize = parseInt(netSplit[1])
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if (verb === 'split') {
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if (netSize < minSubnetSize) {
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let new_networks = split_network(netSplit[0], netSize)
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// Could maybe optimize this for readability with some null coalescing
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subnetTree[mapKey][new_networks[0]] = {}
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subnetTree[mapKey][new_networks[1]] = {}
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// Options:
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// [ Selected ] Copy note to both children and delete parent note
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// [ Possible ] Blank out the new and old subnet notes
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if (subnetTree[mapKey].hasOwnProperty('_note')) {
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subnetTree[mapKey][new_networks[0]]['_note'] = subnetTree[mapKey]['_note']
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subnetTree[mapKey][new_networks[1]]['_note'] = subnetTree[mapKey]['_note']
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}
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delete subnetTree[mapKey]['_note']
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if (subnetTree[mapKey].hasOwnProperty('_color')) {
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subnetTree[mapKey][new_networks[0]]['_color'] = subnetTree[mapKey]['_color']
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subnetTree[mapKey][new_networks[1]]['_color'] = subnetTree[mapKey]['_color']
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}
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delete subnetTree[mapKey]['_color']
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}
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} else if (verb === 'join') {
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// Options:
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// [ Selected ] Keep note if all the notes are the same, blank them out if they differ. Most intuitive
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// [ Possible ] Lose note data for all deleted subnets.
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// [ Possible ] Keep note from first subnet in the join scope. Reasonable but I think rarely will the note be kept by the user
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// [ Possible ] Concatenate all notes. Ugly and won't really be useful for more than two subnets being joined
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subnetTree[mapKey] = {
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'_note': get_consolidated_property(subnetTree[mapKey], '_note'),
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'_color': get_consolidated_property(subnetTree[mapKey], '_color')
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}
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} else if (verb === 'note') {
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subnetTree[mapKey]['_note'] = propValue
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console.log('Note Verb - ' + propValue)
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} else if (verb === 'color') {
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subnetTree[mapKey]['_color'] = propValue
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console.log('Color Verb - ' + propValue)
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} else {
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// How did you get here?
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}
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}
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}
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}
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function show_warning_modal(message) {
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var notifyModal = new bootstrap.Modal(document.getElementById("notifyModal"), {});
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$('#notifyModal .modal-body').html(message)
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notifyModal.show()
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}
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$( document ).ready(function() {
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reset();
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//importConfig('{"config_version":"1","subnets":{"10.0.0.0/16":{"10.0.0.0/17":{"10.0.0.0/18":{},"10.0.64.0/18":{}},"10.0.128.0/17":{"10.0.128.0/18":{"10.0.128.0/19":{},"10.0.160.0/19":{"10.0.160.0/20":{"10.0.160.0/21":{"10.0.160.0/22":{},"10.0.164.0/22":{}},"10.0.168.0/21":{}},"10.0.176.0/20":{"10.0.176.0/21":{"10.0.176.0/22":{"10.0.176.0/23":{},"10.0.178.0/23":{}},"10.0.180.0/22":{}},"10.0.184.0/21":{}}}},"10.0.192.0/18":{"10.0.192.0/19":{},"10.0.224.0/19":{}}}}},"notes":{}}')
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//importConfig('{"config_version":"1","subnets":{"10.0.0.0/16":{"10.0.0.0/17":{"10.0.0.0/18":{"_note":"Note 1"},"10.0.64.0/18":{"_note":"Note 2"}},"10.0.128.0/17":{"10.0.128.0/18":{"10.0.128.0/19":{"_note":"Note 3"},"10.0.160.0/19":{"10.0.160.0/20":{"10.0.160.0/21":{"10.0.160.0/22":{"_note":"Note 4"},"10.0.164.0/22":{"_note":"Note 5"}},"10.0.168.0/21":{"_note":"Note 6"}},"10.0.176.0/20":{"10.0.176.0/21":{"10.0.176.0/22":{"10.0.176.0/23":{"_note":"Note 7"},"10.0.178.0/23":{"_note":"Note 8"}},"10.0.180.0/22":{"_note":"Note 9"}},"10.0.184.0/21":{"_note":"Note 10"}}}},"10.0.192.0/18":{"10.0.192.0/19":{"_note":"Note 11"},"10.0.224.0/19":{"_note":"Note 12"}}}}},"notes":{}}')
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});
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function exportConfig() {
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return {
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'config_version': '1',
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'subnets': subnetMap,
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}
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}
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function importConfig(text) {
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// TODO: Probably need error checking here
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text = JSON.parse(text)
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if (text['config_version'] === '1') {
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subnetMap = text['subnets'];
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renderTable()
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}
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}
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const rgba2hex = (rgba) => `#${rgba.match(/^rgba?\((\d+),\s*(\d+),\s*(\d+)(?:,\s*(\d+\.{0,1}\d*))?\)$/).slice(1).map((n, i) => (i === 3 ? Math.round(parseFloat(n) * 255) : parseFloat(n)).toString(16).padStart(2, '0').replace('NaN', '')).join('')}` |