SshKey

using System.IO;
using Pulumi;
using DigitalOcean = Pulumi.DigitalOcean;

class MyStack : Stack
{
    public MyStack()
    {
        // Create a new SSH key
        var @default = new DigitalOcean.SshKey("default", new DigitalOcean.SshKeyArgs
        {
            PublicKey = File.ReadAllText("/Users/myuser/.ssh/id_rsa.pub"),
        });
        // Create a new Droplet using the SSH key
        var web = new DigitalOcean.Droplet("web", new DigitalOcean.DropletArgs
        {
            Image = "ubuntu-18-04-x64",
            Region = "nyc3",
            Size = "s-1vcpu-1gb",
            SshKeys = 
            {
                @default.Fingerprint,
            },
        });
    }

}

import pulumi
import pulumi_digitalocean as digitalocean

# Create a new SSH key
default = digitalocean.SshKey("default", public_key=(lambda path: open(path).read())("/Users/myuser/.ssh/id_rsa.pub"))
# Create a new Droplet using the SSH key
web = digitalocean.Droplet("web",
    image="ubuntu-18-04-x64",
    region="nyc3",
    size="s-1vcpu-1gb",
    ssh_keys=[default.fingerprint])

import * as pulumi from "@pulumi/pulumi";
import * as digitalocean from "@pulumi/digitalocean";
import * from "fs";

// Create a new SSH key
const _default = new digitalocean.SshKey("default", {publicKey: fs.readFileSync("/Users/myuser/.ssh/id_rsa.pub")});
// Create a new Droplet using the SSH key
const web = new digitalocean.Droplet("web", {
    image: "ubuntu-18-04-x64",
    region: "nyc3",
    size: "s-1vcpu-1gb",
    sshKeys: [_default.fingerprint],
});