open-vault/vault/generate_root_recovery.go

52 lines
1.4 KiB
Go

package vault
import (
"context"
"fmt"
"github.com/hashicorp/vault/sdk/helper/base62"
"go.uber.org/atomic"
)
// GenerateRecoveryTokenStrategy is the strategy used to generate a
// recovery token
func GenerateRecoveryTokenStrategy(token *atomic.String) GenerateRootStrategy {
return &generateRecoveryToken{token: token}
}
// generateRecoveryToken implements the GenerateRootStrategy and is in
// charge of creating recovery tokens.
type generateRecoveryToken struct {
token *atomic.String
}
func (g *generateRecoveryToken) authenticate(ctx context.Context, c *Core, combinedKey []byte) error {
key, err := c.unsealKeyToMasterKeyPostUnseal(ctx, combinedKey)
if err != nil {
return fmt.Errorf("unable to authenticate: %w", err)
}
// Use the retrieved master key to unseal the barrier
if err := c.barrier.Unseal(ctx, key); err != nil {
return fmt.Errorf("recovery operation token generation failed, cannot unseal barrier: %w", err)
}
for _, v := range c.postRecoveryUnsealFuncs {
if err := v(); err != nil {
return fmt.Errorf("failed to run post unseal func: %w", err)
}
}
return nil
}
func (g *generateRecoveryToken) generate(ctx context.Context, c *Core) (string, func(), error) {
id, err := base62.Random(TokenLength)
if err != nil {
return "", nil, err
}
token := "r." + id
g.token.Store(token)
return token, func() { g.token.Store("") }, nil
}