Print out every imaginable detail about the keys in you OpenPGP keyring as a JSON array. Call it like this: `keyring ~/.gnupg/pubring.gpg

keyring.go

package main

import (
	_ "code.google.com/p/go.crypto/md4"
	"code.google.com/p/go.crypto/openpgp"
	_ "code.google.com/p/go.crypto/ripemd160"
	_ "crypto/md5"
	_ "crypto/sha1"
	_ "crypto/sha256"
	_ "crypto/sha512"
	_ "crypto/sha512"
	"encoding/json"
	"fmt"
	"log"
	"os"
)

func main() {
	if len(os.Args) != 2 {
		fmt.Fprintf(os.Stderr, "Usage: %s <keyring>\n", os.Args[0])
		os.Exit(1)
	}

	f, err := os.Open(os.Args[1])
	if err != nil {
		log.Fatal(err)
	}

	el, err := openpgp.ReadKeyRing(f)
	if err != nil {
		log.Fatal(err)
	}

	b, err := json.MarshalIndent(el, "", "\t")
	if err != nil {
		log.Fatal(err)
	}

	os.Stdout.Write(b)
	fmt.Println("")
}