367 lines
12 KiB
JavaScript
367 lines
12 KiB
JavaScript
/*
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* This file is part of Linode Manager Classic.
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*
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* Linode Manager Classic is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Linode Manager Classic is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Linode Manager Classic. If not, see <https://www.gnu.org/licenses/>.
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*/
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import { settings, elements, regionNames, apiGet, countSI, parseParams, setupHeader } from "/global.js";
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(function()
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{
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// Element names specific to this page
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elements.barRemaining = "bar-remaining";
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elements.barUsed = "bar-used";
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elements.centerCell = "center-cell";
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elements.info = "info";
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elements.lmcRow = "lmc-tr1";
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elements.lmcRowAlt = "lmc-tr2";
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elements.lmcTable = "lmc-table";
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elements.loading = "loading";
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elements.nodebalancerPortsPrefix = "nodebalancer-ports-";
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elements.nodebalancers = "nodebalancers";
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elements.nodebalancerStatusPrefix = "nodebalancer-nodestatus-";
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elements.nodebalancerTagPrefix = "nodebalancer-tag-";
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elements.subLinks = "sub-links";
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elements.transferQuota = "transfer-quota";
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elements.transferRemaining = "transfer-remaining";
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elements.transferUsed = "transfer-used";
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// Data recieved from API calls
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var data = {};
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data.params = {};
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data.nodebalancers = [];
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data.nodebalancerTags = [];
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data.noTag = false;
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data.regions = [];
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// Static references to UI elements
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var ui = {};
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ui.barRemaining = {};
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ui.barUsed = {};
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ui.loading = {};
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ui.nodebalancers = {};
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ui.nodebalancerTables = {};
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ui.transferQuota = {};
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ui.transferRemaining = {};
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ui.transferUsed = {};
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// Temporary state
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var state = {};
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state.haveNodebalancers = false;
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state.haveRegions = false;
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var createNodebalancerRow = function(nodebalancer, alt)
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{
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var row = document.createElement("tr");
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if (alt)
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row.className = elements.lmcRowAlt;
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else
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row.className = elements.lmcRow;
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var name = document.createElement("td");
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var nameLink = document.createElement("a");
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nameLink.href = "/nodebalancers/balancer?nbid=" + nodebalancer.id;
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nameLink.innerHTML = nodebalancer.label;
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name.appendChild(nameLink);
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var regionData = null;
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for (var i = 0; i < data.regions.length; i++) {
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if (data.regions[i].id == nodebalancer.region) {
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regionData = data.regions[i];
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break;
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}
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}
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var region = document.createElement("td");
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if (regionData && regionData.label && regionData.label.length)
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region.innerHTML = regionData.label;
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else if (regionNames[nodebalancer.region])
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region.innerHTML = regionNames[nodebalancer.region];
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else
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region.innerHTML = nodebalancer.region;
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var ip = document.createElement("td");
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ip.innerHTML = nodebalancer.ipv4;
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var ports = document.createElement("td");
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ports.id = elements.nodebalancerPortsPrefix + nodebalancer.id;
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var nodeStatus = document.createElement("td");
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nodeStatus.id = elements.nodebalancerStatusPrefix + nodebalancer.id;
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var transferred = document.createElement("td");
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transferred.innerHTML = countSI(nodebalancer.transfer.total * 1048576) + "B";
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var options = document.createElement("td");
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options.className = elements.centerCell;
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var editLink = document.createElement("a");
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editLink.href = "/nodebalancers/balancer?nbid=" + nodebalancer.id;
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editLink.innerHTML = "Edit";
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var optionsSeparator = document.createElement("span");
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optionsSeparator.innerHTML = " | ";
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var removeLink = document.createElement("a");
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removeLink.href = "/nodebalancers/remove?nbid=" + nodebalancer.id;
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removeLink.innerHTML = "Remove";
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options.appendChild(editLink);
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options.appendChild(optionsSeparator);
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options.appendChild(removeLink);
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row.appendChild(name);
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row.appendChild(region);
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row.appendChild(ip);
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row.appendChild(ports);
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row.appendChild(nodeStatus);
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row.appendChild(transferred);
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row.appendChild(options);
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return row;
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};
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var createNodebalancerTable = function(tag)
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{
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var table = document.createElement("table");
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table.id = elements.nodebalancerTagPrefix + tag;
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table.className = elements.lmcTable;
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var thead = document.createElement("thead");
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var headRow1 = document.createElement("tr");
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var title = document.createElement("td");
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if (tag.length == 0)
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title.innerHTML = "NodeBalancers";
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else
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title.innerHTML = tag;
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headRow1.appendChild(title);
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var headRow2 = document.createElement("tr");
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var cells = ["Label", "Location", "IP", "Ports", "Node Status", "Transferred", "Options"];
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title.colSpan = cells.length;
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for (var i = 0; i < cells.length; i++) {
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var cell = document.createElement("td");
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if (cells[i] == "Options")
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cell.className = elements.centerCell;
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cell.innerHTML = cells[i];
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headRow2.appendChild(cell);
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}
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thead.appendChild(headRow1);
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thead.appendChild(headRow2);
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var tbody = document.createElement("tbody");
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table.appendChild(thead);
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table.appendChild(tbody);
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ui.nodebalancerTables[tag] = tbody;
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var subLinks = document.createElement("p");
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subLinks.className = elements.subLinks;
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var addNodebalancer = document.createElement("a");
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addNodebalancer.href = "/nodebalancers/add";
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if (tag.length > 0)
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addNodebalancer.href += "?tag=" + tag;
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addNodebalancer.innerHTML = "Add a NodeBalancer";
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subLinks.appendChild(addNodebalancer);
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ui.nodebalancers.appendChild(table);
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ui.nodebalancers.appendChild(subLinks);
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};
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// Callback for NB configs API call
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var displayConfigs = function(response)
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{
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// Find the index of this NB in the array
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var nbid = parseInt(response['_endpoint'].split("/")[2]);
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var nbindex = -1;
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for (var i = 0; i < data.nodebalancers.length; i++) {
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if (data.nodebalancers[i].id == nbid) {
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nbindex = i;
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break;
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}
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}
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if (nbindex == -1)
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return;
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// Add configs to object
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data.nodebalancers[nbindex].configs = data.nodebalancers[nbindex].configs.concat(response.data);
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// Request the next page if there are more pages
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if (response.page != response.pages) {
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apiGet("/nodebalancers/" + nbid + "/configs?page=" + (response.page + 1), displayConfigs, null);
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return;
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}
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var ports = document.getElementById(elements.nodebalancerPortsPrefix + nbid);
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var status = document.getElementById(elements.nodebalancerStatusPrefix + nbid);
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var upTotal = 0;
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var downTotal = 0;
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// Count the backend totals and insert port/config links
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if (!data.nodebalancers[nbindex].configs.length) {
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var addLink = document.createElement("a");
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addLink.href = "/nodebalancers/config?nbid=" + nbid + "&nbcid=0";
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addLink.innerHTML = "Add...";
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ports.appendChild(addLink);
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}
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for (var i = 0; i < data.nodebalancers[nbindex].configs.length; i++) {
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upTotal += data.nodebalancers[nbindex].configs[i].nodes_status.up;
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downTotal += data.nodebalancers[nbindex].configs[i].nodes_status.down;
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if (i > 0) {
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var separator = document.createElement("span");
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separator.innerHTML = ", ";
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ports.appendChild(separator);
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}
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var port = document.createElement("a");
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port.href = "/nodebalancers/config?nbid=" + nbid + "&nbcid=" + data.nodebalancers[nbindex].configs[i].id;
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port.innerHTML = data.nodebalancers[nbindex].configs[i].port;
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ports.appendChild(port);
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}
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status.innerHTML = upTotal + " up, " + downTotal + " down";
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};
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var displayNodebalancers = function(response)
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{
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// Add linodes to array
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data.nodebalancers = data.nodebalancers.concat(response.data);
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// Add new tags to array
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for (var i = 0; i < response.data.length; i++) {
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if (response.data[i].tags.length == 0)
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data.noTag = true;
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for (var j = 0; j < response.data[i].tags.length; j++) {
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if (!data.nodebalancerTags.includes(response.data[i].tags[j]))
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data.nodebalancerTags.push(response.data[i].tags[j]);
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}
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}
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// Request the next page if there are more pages
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if (response.page != response.pages) {
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var progress = (response.page / response.pages) * 100;
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progress = progress.toFixed(0);
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ui.loading.innerHTML = "Loading " + progress + "%...";
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var filters = null;
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if (data.params.tag)
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filters = {
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"tags": data.params.tag
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};
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apiGet("/nodebalancers?page=" + (response.page + 1), displayNodebalancers, filters);
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return;
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}
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// Remove tag filter if there are no results, otherwise redirect to add page
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if (!data.nodebalancers.length) {
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if (data.params.tag)
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location.href = "/nodebalancers";
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else
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location.href = "/nodebalancers/add";
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}
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// Sort
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data.nodebalancerTags.sort();
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data.nodebalancers.sort(function(a, b)
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{
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return a.label.toLowerCase().localeCompare(b.label.toLowerCase());
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});
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// Create tables
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ui.loading.remove();
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if (data.noTag)
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createNodebalancerTable("");
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for (var i = 0; i < data.nodebalancerTags.length; i++)
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createNodebalancerTable(data.nodebalancerTags[i]);
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state.haveNodebalancers = true;
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// Insert linodes
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if (state.haveRegions)
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insertNodebalancers();
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};
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var displayRegions = function(response)
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{
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// Add regions to array
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data.regions = data.regions.concat(response.data);
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// Request the next page if there are more pages
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if (response.page != response.pages) {
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apiGet("/regions?page=" + (response.page + 1), getRegions, null);
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return;
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}
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state.haveRegions = true;
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if (state.haveNodebalancers)
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insertNodebalancers();
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};
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var displayTransfer = function(response)
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{
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// Get border width of bar segments from CSS sheet
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var remainingBorderWidth = 0;
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var usedBorderWidth = 0;
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for (var i = 0; i < document.styleSheets[0].cssRules.length; i++) {
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if (document.styleSheets[0].cssRules[i].selectorText == "#" + elements.barRemaining)
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remainingBorderWidth = Number.parseInt(document.styleSheets[0].cssRules[i].style.borderWidth) * 2;
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else if (document.styleSheets[0].cssRules[i].selectorText == "#" + elements.barUsed)
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usedBorderWidth = Number.parseInt(document.styleSheets[0].cssRules[i].style.borderWidth) * 2;
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}
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var usage = (response.used / response.quota) * 100;
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usage = usage.toFixed(0);
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if (usage != 0) {
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ui.barUsed.style = "display: inline-block; width: calc(" + usage + "% - " + usedBorderWidth + "px);";
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ui.barUsed.innerHTML = usage + "% Used";
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}
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if (usage != 100) {
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ui.barRemaining.style = "display: inline-block; width: calc(" + (100 - usage) + "% - " + remainingBorderWidth + "px);";
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ui.barRemaining.innerHTML = (100 - usage) + "% Remaining";
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}
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ui.transferUsed.innerHTML = response.used + "GB";
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ui.transferRemaining.innerHTML = (response.quota - response.used) + "GB";
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ui.transferQuota.innerHTML = response.quota + "GB";
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};
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var insertNodebalancers = function()
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{
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// Insert linodes into tables
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for (var i = 0; i < data.nodebalancers.length; i++) {
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if (data.nodebalancers[i].tags.length == 0)
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ui.nodebalancerTables[""].appendChild(createNodebalancerRow(data.nodebalancers[i], ui.nodebalancerTables[""].children.length % 2));
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for (var j = 0; j < data.nodebalancers[i].tags.length; j++)
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ui.nodebalancerTables[data.nodebalancers[i].tags[j]].appendChild(createNodebalancerRow(data.nodebalancers[i], ui.nodebalancerTables[data.nodebalancers[i].tags[j]].children.length % 2));
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data.nodebalancers[i].configs = [];
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apiGet("/nodebalancers/" + data.nodebalancers[i].id + "/configs", displayConfigs, null);
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}
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};
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var setup = function()
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{
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// Parse URL parameters
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data.params = parseParams();
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ui.barRemaining = document.getElementById(elements.barRemaining);
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ui.barUsed = document.getElementById(elements.barUsed);
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ui.loading = document.getElementById(elements.loading);
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ui.nodebalancers = document.getElementById(elements.nodebalancers);
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ui.transferQuota = document.getElementById(elements.transferQuota);
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ui.transferRemaining = document.getElementById(elements.transferRemaining);
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ui.transferUsed = document.getElementById(elements.transferUsed);
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setupHeader();
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// Get linode and transfer info
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apiGet("/regions", displayRegions, null);
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apiGet("/account/transfer", displayTransfer, null);
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var filters = null;
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if (data.params.tag)
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filters = {
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"tags": data.params.tag
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};
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apiGet("/nodebalancers", displayNodebalancers, filters);
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};
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// Attach onload handler
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window.addEventListener("load", setup);
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})();
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