127 lines
3.2 KiB
Go
127 lines
3.2 KiB
Go
package transit
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import (
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"fmt"
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"strconv"
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"github.com/hashicorp/vault/logical"
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"github.com/hashicorp/vault/logical/framework"
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)
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func (b *backend) pathKeys() *framework.Path {
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return &framework.Path{
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Pattern: "keys/" + framework.GenericNameRegex("name"),
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Fields: map[string]*framework.FieldSchema{
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"name": &framework.FieldSchema{
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Type: framework.TypeString,
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Description: "Name of the key",
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},
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"derived": &framework.FieldSchema{
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Type: framework.TypeBool,
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Description: "Enables key derivation mode. This allows for per-transaction unique keys",
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},
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},
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Callbacks: map[logical.Operation]framework.OperationFunc{
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logical.UpdateOperation: b.pathPolicyWrite,
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logical.DeleteOperation: b.pathPolicyDelete,
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logical.ReadOperation: b.pathPolicyRead,
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},
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HelpSynopsis: pathPolicyHelpSyn,
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HelpDescription: pathPolicyHelpDesc,
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}
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}
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func (b *backend) pathPolicyWrite(
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req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
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name := d.Get("name").(string)
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derived := d.Get("derived").(bool)
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// Check if the policy already exists
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existing, err := b.policies.getPolicy(req, name)
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if err != nil {
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return nil, err
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}
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if existing != nil {
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return nil, nil
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}
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// Generate the policy
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_, err = b.policies.generatePolicy(req.Storage, name, derived)
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return nil, err
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}
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func (b *backend) pathPolicyRead(
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req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
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name := d.Get("name").(string)
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lp, err := b.policies.getPolicy(req, name)
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if err != nil {
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return nil, err
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}
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if lp == nil {
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return nil, nil
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}
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lp.RLock()
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defer lp.RUnlock()
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// Verify if wasn't deleted before we grabbed the lock
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if lp.policy == nil {
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return nil, fmt.Errorf("no existing policy named %s could be found", name)
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}
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// Return the response
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resp := &logical.Response{
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Data: map[string]interface{}{
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"name": lp.policy.Name,
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"cipher_mode": lp.policy.CipherMode,
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"derived": lp.policy.Derived,
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"deletion_allowed": lp.policy.DeletionAllowed,
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"min_decryption_version": lp.policy.MinDecryptionVersion,
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"latest_version": lp.policy.LatestVersion,
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},
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}
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if lp.policy.Derived {
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resp.Data["kdf_mode"] = lp.policy.KDFMode
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}
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retKeys := map[string]int64{}
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for k, v := range lp.policy.Keys {
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retKeys[strconv.Itoa(k)] = v.CreationTime
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}
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resp.Data["keys"] = retKeys
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return resp, nil
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}
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func (b *backend) pathPolicyDelete(
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req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
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name := d.Get("name").(string)
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lp, err := b.policies.getPolicy(req, name)
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if err != nil {
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return logical.ErrorResponse(fmt.Sprintf("error looking up policy %s, error is %s", name, err)), err
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}
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if lp == nil {
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return logical.ErrorResponse(fmt.Sprintf("no such key %s", name)), logical.ErrInvalidRequest
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}
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err = b.policies.deletePolicy(req.Storage, name)
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if err != nil {
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return logical.ErrorResponse(fmt.Sprintf("error deleting policy %s: %s", name, err)), err
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}
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return nil, nil
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}
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const pathPolicyHelpSyn = `Managed named encryption keys`
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const pathPolicyHelpDesc = `
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This path is used to manage the named keys that are available.
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Doing a write with no value against a new named key will create
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it using a randomly generated key.
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`
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