info_tfgrid/collections/manual/documentation/developers/javascript/grid3_javascript_vms.md

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2024-04-03 17:01:28 +00:00
<h1> Deploying multiple VMs</h1>
<h2>Table of Contents</h2>
- [Introduction](#introduction)
- [Example code](#example-code)
***
## Introduction
It is possible to deploy multiple VMs with the Javascript client.
## Example code
```ts
import { DiskModel, FilterOptions, MachineModel, MachinesModel, NetworkModel } from "../src";
import { config, getClient } from "./client_loader";
import { log } from "./utils";
async function main() {
const grid3 = await getClient();
// create network Object
const n = new NetworkModel();
n.name = "monNetwork";
n.ip_range = "10.238.0.0/16";
// create disk Object
const disk1 = new DiskModel();
disk1.name = "newDisk1";
disk1.size = 1;
disk1.mountpoint = "/newDisk1";
const vmQueryOptions: FilterOptions = {
cru: 1,
mru: 1, // GB
sru: 1,
availableFor: grid3.twinId,
farmId: 1,
};
// create vm node Object
const vm1 = new MachineModel();
vm1.name = "testvm1";
vm1.node_id = +(await grid3.capacity.filterNodes(vmQueryOptions))[0].nodeId;
vm1.disks = [disk1];
vm1.public_ip = false;
vm1.planetary = true;
vm1.cpu = 1;
vm1.memory = 1024;
vm1.rootfs_size = 0;
vm1.flist = "https://hub.grid.tf/tf-official-apps/base:latest.flist";
vm1.entrypoint = "/sbin/zinit init";
vm1.env = {
SSH_KEY: config.ssh_key,
};
// create disk Object
const disk2 = new DiskModel();
disk2.name = "newDisk2";
disk2.size = 1;
disk2.mountpoint = "/newDisk2";
// create another vm node Object
const vm2 = new MachineModel();
vm2.name = "testvm2";
vm2.node_id = +(await grid3.capacity.filterNodes(vmQueryOptions))[1].nodeId;
vm2.disks = [disk2];
vm2.public_ip = false;
vm2.planetary = true;
vm2.cpu = 1;
vm2.memory = 1024;
vm2.rootfs_size = 0;
vm2.flist = "https://hub.grid.tf/tf-official-apps/base:latest.flist";
vm2.entrypoint = "/sbin/zinit init";
vm2.env = {
SSH_KEY: config.ssh_key,
};
// create VMs Object
const vms = new MachinesModel();
vms.name = "monVMS";
vms.network = n;
vms.machines = [vm1, vm2];
vms.metadata = "{'testVMs': true}";
vms.description = "test deploying VMs via ts grid3 client";
// deploy vms
const res = await grid3.machines.deploy(vms);
log(res);
// get the deployment
const l = await grid3.machines.getObj(vms.name);
log(l);
// // delete
// const d = await grid3.machines.delete({ name: vms.name });
// log(d);
await grid3.disconnect();
}
main();
```
It's similiar to the previous section of [deploying a single VM](../javascript/grid3_javascript_vm.md), but just adds more vm objects to vms collection.