carina-dockerclient-alt.go

package main

import (
	"crypto/rand"
	"fmt"
	"log"

	"github.com/fsouza/go-dockerclient"
)

func main() {
	endpoint := "tcp://104.130.0.92:2376"
	path := "/Users/odewahn/.carina/clusters/aodewahn/carina1/"
	//endpoint := "tcp://192.168.99.100:2376"
	//path := "/Users/odewahn/.docker/machine/machines/launchbot"
	ca := fmt.Sprintf("%s/ca.pem", path)
	cert := fmt.Sprintf("%s/cert.pem", path)
	key := fmt.Sprintf("%s/key.pem", path)
	client, _ := docker.NewTLSClient(endpoint, cert, key, ca)
	// use client
	containerConfig := docker.Config{
		Image: "jupyter/notebook",
	}

	hostConfig := docker.HostConfig{
		PublishAllPorts: true,
	}

	options := docker.CreateContainerOptions{
		Name:   getHostName(),
		Config: &containerConfig,
	}

	c, err := client.CreateContainer(options)
	if err != nil {
		log.Fatal(err)
	}

	err = client.StartContainer(c.ID, &hostConfig)
	if err != nil {
		log.Fatal(err)
	}

}

// This just makes up a random hostname
// From https://www.socketloop.com/tutorials/golang-how-to-generate-random-string
func getHostName() string {
	dictionary := "0123456789abcdefghijklmnopqrstuvwxyz"
	var bytes = make([]byte, 12)
	rand.Read(bytes)
	for k, v := range bytes {
		bytes[k] = dictionary[v%byte(len(dictionary))]
	}
	return string(bytes)
}