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36 lines
746 B
JavaScript
36 lines
746 B
JavaScript
"use strict";
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const Promise = require("bluebird");
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const memoizee = require("memoizee");
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const linearizeTree = require("../../linearize-tree");
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const lsblk = require("../../wrappers/lsblk");
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const All = require("../../graphql/symbols/all");
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module.exports = function () {
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let lsblkOnce = memoizee(() => {
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return Promise.try(() => {
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return lsblk();
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}).then((devices) => {
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return {
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tree: devices,
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list: linearizeTree(devices)
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};
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});
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});
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return function (names) {
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return Promise.try(() => {
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return lsblkOnce();
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}).then(({tree, list}) => {
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return names.map((name) => {
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if (name === All) {
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return tree;
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} else {
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return list.find((device) => device.name === name);
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}
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});
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});
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};
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}; |