gce-elastic-docker/dist/src/node-creator/index.js

A package to help setup Elasticsearch / Kibana clusters on Google Compute Engine.

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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var __generator = (this && this.__generator) || function (thisArg, body) {
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};
Object.defineProperty(exports, "__esModule", { value: true });
var fs_1 = require("fs");
var fs_extra_1 = require("fs-extra");
var tempy = require("tempy");
var elastic_uploader_1 = require("../elastic-uploader");
var image_1 = require("../image");
var node_1 = require("../node");
var tasks_1 = require("../tasks");
var utils_1 = require("../utils");
var NodeCreator = /** @class */ (function () {
    function NodeCreator(node, opts) {
        if (node.kibana && !opts.kibana_network_tag) {
            throw Error("missing required kibana network tag for kibana node " + node.name);
        }
        this.child_node = node;
        this.o = opts;
    }
    NodeCreator.prototype.create = function () {
        var _this = this;
        var tasks = {
            elastic_ready: new tasks_1.FullTask(),
            kibana_ready: new tasks_1.FullTask(),
            kso_upload: new tasks_1.FullTask(),
            main: new tasks_1.EndTask(),
            node_create: new tasks_1.FullTask(),
            scripts_upload: new tasks_1.FullTask(),
            sm_upload: new tasks_1.FullTask()
        };
        process.nextTick(function () { return __awaiter(_this, void 0, void 0, function () {
            var node, e_1;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        _a.trys.push([0, 7, , 8]);
                        return [4 /*yield*/, this._make_node(tasks.node_create)];
                    case 1:
                        node = _a.sent();
                        return [4 /*yield*/, this._wait_for_elastic(tasks.elastic_ready, node)];
                    case 2:
                        _a.sent();
                        return [4 /*yield*/, this._wait_for_kibana(tasks.kibana_ready, node)];
                    case 3:
                        _a.sent();
                        return [4 /*yield*/, this._upload_kso(tasks.kso_upload, node)];
                    case 4:
                        _a.sent();
                        return [4 /*yield*/, this._upload_scripts(tasks.scripts_upload, node)];
                    case 5:
                        _a.sent();
                        return [4 /*yield*/, this._upload_sm(tasks.sm_upload, node)];
                    case 6:
                        _a.sent();
                        tasks.main.end_resolve_cb(node);
                        return [3 /*break*/, 8];
                    case 7:
                        e_1 = _a.sent();
                        tasks.main.end_reject_cb(e_1);
                        return [3 /*break*/, 8];
                    case 8: return [2 /*return*/];
                }
            });
        }); });
        return tasks;
    };
    NodeCreator.prototype.partial_create = function () {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this._make_node_no_task()];
                    case 1: return [2 /*return*/, _a.sent()];
                }
            });
        });
    };
    NodeCreator.prototype._get_create_cmd = function (env_file) {
        var merged_labels = this.child_node.get_merged_labels();
        var lkeys = Object.keys(merged_labels);
        var k_tag_line = this.child_node.kibana ? " --tags=" + this.o.kibana_network_tag : '';
        return "gcloud beta compute instances create-with-container " + this.child_node.name + " " +
            '--format=json ' +
            ("--boot-disk-size=" + this.child_node.dsize + "GB ") +
            ("--boot-disk-type=" + this.child_node.dtype + " ") +
            ("--machine-type=" + this.child_node.mtype + " ") +
            ("--zone=" + this.child_node.zone + " ") +
            ("--service-account=" + this.child_node.service_account + " ") + // necessary to pull image
            ("--container-image=" + this.child_node.image + " ") +
            '--container-restart-policy=always ' +
            '--container-privileged ' + // necessary to set memlock ulimit
            '--container-mount-host-path=mount-path=' +
            '/usr/share/elasticsearch/data,host-path=/home/es-data,mode=rw ' +
            ("--container-mount-host-path=mount-path=" + image_1.kibana_password_dir + ",") +
            'host-path=/home/kibana-users,mode=rw ' +
            ("--labels=" + lkeys.map(function (k) { return k + "=" + merged_labels[k]; }).join(',') + " ") +
            '--metadata=startup-script="' +
            ("echo 'vm.max_map_count=" + this.child_node.max_map_count + "' > /etc/sysctl.conf; ") +
            'sysctl -p; ' +
            'mkdir -m 777 /home/es-data; ' +
            'mkdir -m 777 /home/kibana-users;" ' +
            ("--container-env-file=" + env_file + " ") +
            k_tag_line;
    };
    NodeCreator.prototype._make_node = function (task) {
        return __awaiter(this, void 0, void 0, function () {
            var node, e_2;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, task.start_resolve_cb()];
                    case 1:
                        _a.sent();
                        _a.label = 2;
                    case 2:
                        _a.trys.push([2, 4, , 5]);
                        return [4 /*yield*/, this._make_node_no_task()];
                    case 3:
                        node = _a.sent();
                        return [3 /*break*/, 5];
                    case 4:
                        e_2 = _a.sent();
                        this._stop_at_task(task, e_2);
                        return [3 /*break*/, 5];
                    case 5:
                        task.end_resolve_cb(node);
                        return [2 /*return*/, node];
                }
            });
        });
    };
    NodeCreator.prototype._make_node_no_task = function () {
        return __awaiter(this, void 0, void 0, function () {
            var tmp_env_file, cmd, res, dat, copy, e_3;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        _a.trys.push([0, 2, , 3]);
                        tmp_env_file = this._make_temp_env_file();
                        cmd = this._get_create_cmd(tmp_env_file);
                        if (this.o.verbose) {
                            console.log("creating node " + this.child_node.name + " w/ the following command:\n\n" + cmd);
                        }
                        return [4 /*yield*/, utils_1.Utils.exec(cmd, this.o.verbose)];
                    case 1:
                        res = _a.sent();
                        fs_extra_1.removeSync(tmp_env_file);
                        dat = JSON.parse(res);
                        copy = JSON.parse(JSON.stringify(this.child_node));
                        copy.ip = dat[0].networkInterfaces[0].networkIP;
                        copy.created = (new Date(dat[0].creationTimestamp)).valueOf();
                        return [2 /*return*/, new node_1.Node(copy)];
                    case 2:
                        e_3 = _a.sent();
                        fs_extra_1.removeSync(tmp_env_file);
                        throw e_3;
                    case 3: return [2 /*return*/];
                }
            });
        });
    };
    NodeCreator.prototype._make_temp_env_file = function () {
        var env = this.child_node.get_merged_env();
        var kusers_env_value = this.o.get_kibana_users_env_value();
        if (this.child_node.kibana && kusers_env_value) {
            env[image_1.kibana_users_env_var] = kusers_env_value;
        }
        var file = tempy.file();
        var file_content = Object.keys(env).map(function (k) { return k + "=" + env[k]; }).join('\n');
        fs_1.writeFileSync(file, file_content);
        return file;
    };
    NodeCreator.prototype._stop_at_task = function (task, err) {
        task.end_reject_cb(err);
        throw err;
    };
    NodeCreator.prototype._upload_kso = function (task, node) {
        return __awaiter(this, void 0, void 0, function () {
            var res, e_4;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, task.start_resolve_cb()];
                    case 1:
                        _a.sent();
                        if (!this.child_node.kibana) return [3 /*break*/, 5];
                        _a.label = 2;
                    case 2:
                        _a.trys.push([2, 4, , 5]);
                        return [4 /*yield*/, elastic_uploader_1.elastic_uploader.kso(node, this.o.kso, this.o.verbose)];
                    case 3:
                        res = _a.sent();
                        return [3 /*break*/, 5];
                    case 4:
                        e_4 = _a.sent();
                        this._stop_at_task(task, e_4);
                        return [3 /*break*/, 5];
                    case 5:
                        task.end_resolve_cb(res);
                        return [2 /*return*/];
                }
            });
        });
    };
    NodeCreator.prototype._upload_scripts = function (task, node) {
        return __awaiter(this, void 0, void 0, function () {
            var res, e_5;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, task.start_resolve_cb()];
                    case 1:
                        _a.sent();
                        _a.label = 2;
                    case 2:
                        _a.trys.push([2, 4, , 5]);
                        return [4 /*yield*/, elastic_uploader_1.elastic_uploader.scripts(node, this.o.scripts, this.o.verbose)];
                    case 3:
                        res = _a.sent();
                        task.end_resolve_cb(res);
                        return [3 /*break*/, 5];
                    case 4:
                        e_5 = _a.sent();
                        this._stop_at_task(task, e_5);
                        return [3 /*break*/, 5];
                    case 5: return [2 /*return*/];
                }
            });
        });
    };
    NodeCreator.prototype._upload_sm = function (task, node) {
        return __awaiter(this, void 0, void 0, function () {
            var res, e_6;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, task.start_resolve_cb()];
                    case 1:
                        _a.sent();
                        _a.label = 2;
                    case 2:
                        _a.trys.push([2, 4, , 5]);
                        return [4 /*yield*/, elastic_uploader_1.elastic_uploader.sm(node, this.o.sm, this.o.verbose)];
                    case 3:
                        res = _a.sent();
                        task.end_resolve_cb(res);
                        return [3 /*break*/, 5];
                    case 4:
                        e_6 = _a.sent();
                        this._stop_at_task(task, e_6);
                        return [3 /*break*/, 5];
                    case 5: return [2 /*return*/];
                }
            });
        });
    };
    NodeCreator.prototype._wait_for_elastic = function (task, node) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, task.start_resolve_cb()];
                    case 1:
                        _a.sent();
                        return [4 /*yield*/, node.wait_for_elastic(this.o.interval, this.o.verbose)];
                    case 2:
                        _a.sent();
                        task.end_resolve_cb();
                        return [2 /*return*/];
                }
            });
        });
    };
    NodeCreator.prototype._wait_for_kibana = function (task, node) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, task.start_resolve_cb()];
                    case 1:
                        _a.sent();
                        if (!this.child_node.kibana) return [3 /*break*/, 3];
                        return [4 /*yield*/, node.wait_for_kibana(this.o.interval, this.o.verbose)];
                    case 2:
                        _a.sent();
                        _a.label = 3;
                    case 3:
                        task.end_resolve_cb();
                        return [2 /*return*/];
                }
            });
        });
    };
    return NodeCreator;
}());
exports.NodeCreator = NodeCreator;