hiboyang

Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!

openssl genrsa -des3 -out rootCA.key 4096

hiboyang

package main

import (
	"io/ioutil"
	"log"
	"net/http"
	"net/url"
	"strings"

	"crypto/rsa"

hiboyang

Getting GCP access token from a service account key

Use your service account's key JSON file to get an access token to call Google APIs.

Good for seeing how things work, including the creation of JWT token.

To create a JWT token, you can replace create-jwt-token.sh script with tools like step.

If you just want to get an access token for a service account,

hiboyang

package main

import (
	"context"
	"encoding/base64"
	"flag"
	"fmt"
	"log"

	"google.golang.org/api/container/v1"