forked from hashicorp/vault
/
testhelpers.go
82 lines (74 loc) · 1.92 KB
/
testhelpers.go
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package testhelpers
import (
"encoding/base64"
"errors"
"fmt"
"math/rand"
uuid "github.com/hashicorp/go-uuid"
"github.com/hashicorp/vault/helper/xor"
"github.com/hashicorp/vault/vault"
"github.com/mitchellh/go-testing-interface"
)
// Generates a root token on the target cluster.
func GenerateRoot(t testing.T, cluster *vault.TestCluster, drToken bool) string {
token, err := GenerateRootWithError(t, cluster, drToken)
if err != nil {
t.Fatal(err)
}
return token
}
func GenerateRootWithError(t testing.T, cluster *vault.TestCluster, drToken bool) (string, error) {
buf := make([]byte, 16)
readLen, err := rand.Read(buf)
if err != nil {
return "", err
}
if readLen != 16 {
return "", fmt.Errorf("wrong readlen: %d", readLen)
}
otp := base64.StdEncoding.EncodeToString(buf)
// If recovery keys supported, use those to perform root token generation instead
var keys [][]byte
if cluster.Cores[0].SealAccess().RecoveryKeySupported() {
keys = cluster.RecoveryKeys
} else {
keys = cluster.BarrierKeys
}
client := cluster.Cores[0].Client
f := client.Sys().GenerateRootInit
if drToken {
f = client.Sys().GenerateDROperationTokenInit
}
status, err := f(otp, "")
if err != nil {
return "", err
}
if status.Required > len(keys) {
return "", fmt.Errorf("need more keys than have, need %d have %d", status.Required, len(keys))
}
for i, key := range keys {
if i >= status.Required {
break
}
f := client.Sys().GenerateRootUpdate
if drToken {
f = client.Sys().GenerateDROperationTokenUpdate
}
status, err = f(base64.StdEncoding.EncodeToString(key), status.Nonce)
if err != nil {
return "", err
}
}
if !status.Complete {
return "", errors.New("generate root operation did not end successfully")
}
tokenBytes, err := xor.XORBase64(status.EncodedToken, otp)
if err != nil {
return "", err
}
token, err := uuid.FormatUUID(tokenBytes)
if err != nil {
return "", err
}
return token, nil
}