412 lines
13 KiB
JavaScript
412 lines
13 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, apiDelete, apiGet, apiPut, countSI, drawSeries, parseParams, regionNames, 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.centerCell = "center-cell";
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elements.configTable = "config-table";
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elements.cxnAvg = "cxn-avg";
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elements.cxnGraph = "cxn-graph";
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elements.cxnLast = "cxn-last";
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elements.cxnMax = "cxn-max";
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elements.hostname = "hostname";
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elements.inputLabel = "input-label";
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elements.ipv4 = "ipv4";
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elements.ipv6 = "ipv6";
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elements.lmcRow = "lmc-tr1";
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elements.lmcRowAlt = "lmc-tr2";
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elements.loadingConfigs = "loading-configs";
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elements.location = "location";
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elements.nodebalancerLabel = "nodebalancer-label";
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elements.nodebalancerTag = "nodebalancer-tag";
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elements.nodebalancerTagLink = "nodebalancer-tag-link";
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elements.removePrefix = "remove-config-";
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elements.saveButton = "save-button";
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elements.tableLabel = "table-label";
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elements.tags = "tags";
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elements.throttle = "throttle";
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elements.trafficGraph = "traffic-graph";
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elements.trafficInAvg = "traffic-in-avg";
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elements.trafficInLast = "traffic-in-last";
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elements.trafficInMax = "traffic-in-max";
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elements.trafficOutAvg = "traffic-out-avg";
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elements.trafficOutLast = "traffic-out-last";
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elements.trafficOutMax = "traffic-out-max";
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elements.transferred = "transferred";
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// Data recieved from API calls
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var data = {};
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data.configs = [];
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data.nodebalancer = {};
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data.params = {};
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data.regions = [];
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data.stats = {};
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// Static references to UI elements
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var ui = {};
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ui.configTable = {};
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ui.cxnAvg = {};
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ui.cxnGraph = {};
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ui.cxnLast = {};
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ui.cxnMax = {};
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ui.hostname = {};
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ui.inputLabel = {};
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ui.ipv4 = {};
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ui.ipv6 = {};
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ui.loadingConfigs = {};
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ui.location = {};
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ui.nodebalancerLabel = {};
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ui.nodebalancerTag = {};
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ui.nodebalancerTagLink = {};
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ui.saveButton = {};
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ui.tableLabel = {};
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ui.tags = {};
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ui.throttle = {};
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ui.trafficGraph = {};
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ui.trafficInAvg = {};
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ui.trafficInLast = {};
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ui.trafficInMax = {};
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ui.trafficOutAvg = {};
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ui.trafficOutLast = {};
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ui.trafficOutMax = {};
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ui.transferred = {};
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// Temporary state
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var state = {};
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state.haveNodebalancer = false;
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state.haveRegions = false;
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// Generate a configuration table row
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var createConfigRow = function(config, 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 port = document.createElement("td");
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var portLink = document.createElement("a");
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portLink.href = "/nodebalancers/config?nbid=" + data.params.nbid + "&nbcid=" + config.id;
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portLink.innerHTML = "Port " + config.port;
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port.appendChild(portLink);
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row.appendChild(port);
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var protocol = document.createElement("td");
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protocol.innerHTML = config.protocol.toUpperCase();
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row.appendChild(protocol);
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var algorithmStrings = {
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"roundrobin": "Round Robin",
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"leastconn": "Least Connections",
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"source": "Source IP"
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};
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var algorithm = document.createElement("td");
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if (algorithmStrings[config.algorithm])
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algorithm.innerHTML = algorithmStrings[config.algorithm];
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else
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algorithm.innerHTML = config.algorithm;
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row.appendChild(algorithm);
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var stickinessStrings = {
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"none": "None",
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"table": "Table",
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"http_cookie": "HTTP Cookie"
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};
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var stickiness = document.createElement("td");
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if (stickinessStrings[config.stickiness])
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stickiness.innerHTML = stickinessStrings[config.stickiness];
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else
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stickiness.innerHTML = config.stickiness;
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row.appendChild(stickiness);
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var healthStrings = {
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"none": "None",
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"connection": "TCP Connection",
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"http": "HTTP Valid Status",
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"http_body": "HTTP Body Regex"
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};
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var healthCheck = document.createElement("td");
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if (healthStrings[config.check])
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healthCheck.innerHTML = healthStrings[config.check];
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else
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healthCheck.innerHTML = config.check;
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row.appendChild(healthCheck);
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var status = document.createElement("td");
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status.innerHTML = config.nodes_status.up + " up, " + config.nodes_status.down + " down";
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row.appendChild(status);
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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/config?nbid=" + data.params.nbid + "&nbcid=" + config.id;
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editLink.innerHTML = "Edit";
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var separator = document.createElement("span");
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separator.innerHTML = " | ";
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var removeLink = document.createElement("a");
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removeLink.href = "#";
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removeLink.id = elements.removePrefix + config.id;
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removeLink.innerHTML = "Remove";
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removeLink.addEventListener("click", handleConfigRemove);
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options.appendChild(editLink);
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options.appendChild(separator);
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options.appendChild(removeLink);
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row.appendChild(options);
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return row;
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};
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// Callback for nodebalancer configs API call
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var displayConfigs = function(response)
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{
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// Add configs to array
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data.configs = data.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/" + data.params.nbid + "/configs?page=" + (response.page + 1), displayConfigs, null);
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return;
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}
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// Remove loading row
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ui.loadingConfigs.remove();
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// Insert configuration rows into table
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for (var i = 0; i < data.configs.length; i++)
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ui.configTable.appendChild(createConfigRow(data.configs[i], i % 2));
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};
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// Callback for nodebalancer API call
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var displayNodebalancer = function(response)
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{
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data.nodebalancer = response;
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// Set page title and header stuff
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if (document.title.indexOf("//") == -1)
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document.title += " // Edit " + data.nodebalancer.label;
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ui.nodebalancerLabel.innerHTML = data.nodebalancer.label;
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if (data.nodebalancer.tags.length == 1) {
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ui.nodebalancerTagLink.href = "/nodebalancers?tag=" + data.nodebalancer.tags[0];
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ui.nodebalancerTagLink.innerHTML = "(" + data.nodebalancer.tags[0] + ")";
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ui.nodebalancerTag.style.display = "inline";
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} else {
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ui.nodebalancerTag.style.display = "none";
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}
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// Populate info
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ui.tableLabel.innerHTML = data.nodebalancer.label;
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ui.hostname.innerHTML = data.nodebalancer.hostname;
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ui.ipv4.innerHTML = data.nodebalancer.ipv4;
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ui.ipv6.innerHTML = data.nodebalancer.ipv6;
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ui.transferred.innerHTML = countSI(data.nodebalancer.transfer.in * 1048576) + "B in - " + countSI(data.nodebalancer.transfer.out * 1048576) + "B out (" + countSI(data.nodebalancer.transfer.total * 1048576) + "B total)";
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ui.inputLabel.value = data.nodebalancer.label;
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ui.throttle.value = data.nodebalancer.client_conn_throttle;
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ui.tags.value = data.nodebalancer.tags.join(",");
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ui.saveButton.disabled = false;
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state.haveNodebalancer = true;
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if (state.haveRegions)
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insertRegion();
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};
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// Callback for regions API call
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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.haveNodebalancer)
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insertRegion();
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};
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// Callback for nodebalancer stats API call
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var displayStats = function(response)
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{
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// Insert dummy points in case of blank data
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if (!response.data.connections.length)
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response.data.connections = [[0,0]];
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if (!response.data.traffic.in.length)
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response.data.traffic.in = [[0,0]];
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if (!response.data.traffic.out.length)
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reponse.data.traffic.out = [[0,0]];
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data.stats.cxn = [{
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"color": "#906",
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"fill": true,
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"points": response.data.connections
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}];
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data.stats.traffic = [
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{
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"color": "#32CD32",
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"fill": true,
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"points": response.data.traffic.out
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},
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{
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"color": "#03C",
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"fill": false,
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"points": response.data.traffic.in
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}
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];
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// Draw graphs
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drawSeries(data.stats.cxn, ui.cxnGraph);
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drawSeries(data.stats.traffic, ui.trafficGraph);
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// Update tables
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ui.cxnMax.innerHTML = data.stats.cxn[0].max;
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ui.cxnAvg.innerHTML = data.stats.cxn[0].avg.toFixed(2);
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ui.cxnLast.innerHTML = data.stats.cxn[0].points[data.stats.cxn[0].points.length - 1][1];
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ui.trafficOutMax.innerHTML = countSI(data.stats.traffic[1].max) + "b/s";
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ui.trafficOutAvg.innerHTML = countSI(data.stats.traffic[1].avg) + "b/s";
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ui.trafficOutLast.innerHTML = countSI(data.stats.traffic[1].points[data.stats.traffic[1].points.length - 1][1]) + "b/s";
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ui.trafficInMax.innerHTML = countSI(data.stats.traffic[0].max) + "b/s";
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ui.trafficInAvg.innerHTML = countSI(data.stats.traffic[0].avg) + "b/s";
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ui.trafficInLast.innerHTML = countSI(data.stats.traffic[0].points[data.stats.traffic[0].points.length - 1][1]) + "b/s";
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};
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// Click handler for config remove link
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var handleConfigRemove = function(event)
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{
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if (!confirm("Are you sure you want to delete this config?"))
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return;
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var nbcid = event.currentTarget.id.substring(elements.removePrefix.length);
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apiDelete("/nodebalancers/" + data.params.nbid + "/configs/" + nbcid, function()
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{
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location.reload();
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});
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};
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// Click handler for save button
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var handleSave = function(event)
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{
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if (event.currentTarget.disabled)
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return;
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var req = {
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"label": ui.inputLabel.value,
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"client_conn_throttle": parseInt(ui.throttle.value),
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"tags": []
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};
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if (ui.tags.value.length)
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req.tags = ui.tags.value.split(",");
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apiPut("/nodebalancers/" + data.params.nbid, req, function(response)
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{
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location.reload();
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});
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};
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// Display region info
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var insertRegion = function()
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{
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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 == data.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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if (regionData && regionData.label && regionData.label.length)
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ui.location.innerHTML = regionData.label;
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else if (regionNames[data.nodebalancer.region])
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ui.location.innerHTML = regionNames[data.nodebalancer.region];
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else
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ui.location.innerHTML = data.nodebalancer.region;
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};
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// Initial setup
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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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// We need a NodeBalancer ID, so die if we don't have it
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if (!data.params.nbid) {
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alert("No NodeBalancer ID supplied!");
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return;
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}
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setupHeader();
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// Update links on page to include proper Linode ID
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var anchors = document.getElementsByTagName("a");
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for (var i = 0; i < anchors.length; i++)
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anchors[i].href = anchors[i].href.replace("nbid=0", "nbid=" + data.params.nbid);
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// Get element references
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ui.configTable = document.getElementById(elements.configTable);
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ui.cxnAvg = document.getElementById(elements.cxnAvg);
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ui.cxnGraph = document.getElementById(elements.cxnGraph);
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ui.cxnLast = document.getElementById(elements.cxnLast);
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ui.cxnMax = document.getElementById(elements.cxnMax);
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ui.hostname = document.getElementById(elements.hostname);
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ui.inputLabel = document.getElementById(elements.inputLabel);
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ui.ipv4 = document.getElementById(elements.ipv4);
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ui.ipv6 = document.getElementById(elements.ipv6);
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ui.loadingConfigs = document.getElementById(elements.loadingConfigs);
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ui.location = document.getElementById(elements.location);
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ui.nodebalancerLabel = document.getElementById(elements.nodebalancerLabel);
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ui.nodebalancerTag = document.getElementById(elements.nodebalancerTag);
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ui.nodebalancerTagLink = document.getElementById(elements.nodebalancerTagLink);
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ui.saveButton = document.getElementById(elements.saveButton);
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ui.tableLabel = document.getElementById(elements.tableLabel);
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ui.tags = document.getElementById(elements.tags);
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ui.throttle = document.getElementById(elements.throttle);
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ui.trafficGraph = document.getElementById(elements.trafficGraph);
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ui.trafficInAvg = document.getElementById(elements.trafficInAvg);
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ui.trafficInLast = document.getElementById(elements.trafficInLast);
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ui.trafficInMax = document.getElementById(elements.trafficInMax);
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ui.trafficOutAvg = document.getElementById(elements.trafficOutAvg);
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ui.trafficOutLast = document.getElementById(elements.trafficOutLast);
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ui.trafficOutMax = document.getElementById(elements.trafficOutMax);
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ui.transferred = document.getElementById(elements.transferred);
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// Attach event handlers
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ui.saveButton.addEventListener("click", handleSave);
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// Set graph resolutions
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ui.cxnGraph.height = ui.cxnGraph.clientHeight;
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ui.cxnGraph.width = ui.cxnGraph.clientWidth;
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ui.trafficGraph.height = ui.trafficGraph.clientHeight;
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ui.trafficGraph.width = ui.trafficGraph.clientWidth;
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// Get data from the API
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apiGet("/nodebalancers/" + data.params.nbid, displayNodebalancer, null);
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apiGet("/regions", displayRegions, null);
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apiGet("/nodebalancers/" + data.params.nbid + "/configs", displayConfigs, null);
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apiGet("/nodebalancers/" + data.params.nbid + "/stats", displayStats, null);
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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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