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78 lines
2.6 KiB
78 lines
2.6 KiB
const Embed = require("./embed");
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module.exports = function (client) {
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const embed = Embed(client);
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/*section: graph
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*comment: take a snapshot of a metric query
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*params:
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* query: the metric query to use for the snapshot
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* from: POSIX timestamp for the beginning of the query
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* to: POSIX timestamp for the end of the query
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* eventQuery: optional, an event query to overlay event bands on the snapshot
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* callback: function(err, res)
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*example: |
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* ```javascript
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* const dogapi = require("dogapi");
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* const options = {
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* api_key: "api_key",
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* app_key: "app_key"
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* };
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* dogapi.initialize(options);
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* const query = "system.cpu.idle{*}";
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* const to = dogapi.now();
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* const from = to - 3600; // an hour ago
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* dogapi.graph.snapshot(query, from, to, function(err, res){
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* console.dir(res);
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* });
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* ```
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*/
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function snapshot(query, from, to, eventQuery, callback) {
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if (arguments.length < 5 && typeof arguments[3] === "function") {
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callback = eventQuery;
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eventQuery = undefined;
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}
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const params = {
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query: {
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metric_query: query,
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start: parseInt(from),
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end: parseInt(to)
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}
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};
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if (eventQuery) {
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params.query.event_query = eventQuery;
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}
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client.request("GET", "/graph/snapshot", params, callback);
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}
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return {
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snapshot: snapshot,
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createEmbed: embed.create,
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getUsage: function () {
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return [
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" dogapi graph snapshot <query> <from> <to> [--events <event-query>]"
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];
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},
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getHelp: function () {
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return [
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"Graph:",
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" Subcommands:",
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" snapshot <query> <from> <to> --events <event-query> | take a snapshot of a graph",
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" Options:",
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" --events <event-query> a query for event bands to add to the snapshot"
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];
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},
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handleCli: function (subcommand, args, callback) {
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if (args._.length > 5 && subcommand === "snapshot") {
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const query = args._[4];
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const from = parseInt(args._[5]);
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const to = parseInt(args._[6]);
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const eventQuery = args["events"];
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snapshot(query, from, to, eventQuery, callback);
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} else {
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callback("unknown subcommand or arguments try `dogapi graph --help` for help", false);
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}
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}
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};
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};
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