101 lines
3.2 KiB
Go
101 lines
3.2 KiB
Go
package approle
|
|
|
|
import (
|
|
"fmt"
|
|
"sync/atomic"
|
|
"time"
|
|
|
|
"github.com/hashicorp/errwrap"
|
|
"github.com/hashicorp/go-multierror"
|
|
"github.com/hashicorp/vault/logical"
|
|
"github.com/hashicorp/vault/logical/framework"
|
|
)
|
|
|
|
func pathTidySecretID(b *backend) *framework.Path {
|
|
return &framework.Path{
|
|
Pattern: "tidy/secret-id$",
|
|
|
|
Callbacks: map[logical.Operation]framework.OperationFunc{
|
|
logical.UpdateOperation: b.pathTidySecretIDUpdate,
|
|
},
|
|
|
|
HelpSynopsis: pathTidySecretIDSyn,
|
|
HelpDescription: pathTidySecretIDDesc,
|
|
}
|
|
}
|
|
|
|
// tidySecretID is used to delete entries in the whitelist that are expired.
|
|
func (b *backend) tidySecretID(s logical.Storage) error {
|
|
grabbed := atomic.CompareAndSwapUint32(&b.tidySecretIDCASGuard, 0, 1)
|
|
if grabbed {
|
|
defer atomic.StoreUint32(&b.tidySecretIDCASGuard, 0)
|
|
} else {
|
|
return fmt.Errorf("SecretID tidy operation already running")
|
|
}
|
|
|
|
roleNameHMACs, err := s.List("secret_id/")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
var result error
|
|
for _, roleNameHMAC := range roleNameHMACs {
|
|
// roleNameHMAC will already have a '/' suffix. Don't append another one.
|
|
secretIDHMACs, err := s.List(fmt.Sprintf("secret_id/%s", roleNameHMAC))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
for _, secretIDHMAC := range secretIDHMACs {
|
|
// In order to avoid lock swroleing in case there is need to delete,
|
|
// grab the write lock.
|
|
lock := b.secretIDLock(secretIDHMAC)
|
|
lock.Lock()
|
|
// roleNameHMAC will already have a '/' suffix. Don't append another one.
|
|
entryIndex := fmt.Sprintf("secret_id/%s%s", roleNameHMAC, secretIDHMAC)
|
|
secretIDEntry, err := s.Get(entryIndex)
|
|
if err != nil {
|
|
lock.Unlock()
|
|
return fmt.Errorf("error fetching SecretID %s: %s", secretIDHMAC, err)
|
|
}
|
|
|
|
if secretIDEntry == nil {
|
|
result = multierror.Append(result, errwrap.Wrapf("[ERR] {{err}}", fmt.Errorf("entry for SecretID %s is nil", secretIDHMAC)))
|
|
lock.Unlock()
|
|
continue
|
|
}
|
|
|
|
if secretIDEntry.Value == nil || len(secretIDEntry.Value) == 0 {
|
|
lock.Unlock()
|
|
return fmt.Errorf("found entry for SecretID %s but actual SecretID is empty", secretIDHMAC)
|
|
}
|
|
|
|
var result secretIDStorageEntry
|
|
if err := secretIDEntry.DecodeJSON(&result); err != nil {
|
|
lock.Unlock()
|
|
return err
|
|
}
|
|
|
|
// ExpirationTime not being set indicates non-expiring SecretIDs
|
|
if !result.ExpirationTime.IsZero() && time.Now().After(result.ExpirationTime) {
|
|
if err := s.Delete(entryIndex); err != nil {
|
|
lock.Unlock()
|
|
return fmt.Errorf("error deleting SecretID %s from storage: %s", secretIDHMAC, err)
|
|
}
|
|
}
|
|
lock.Unlock()
|
|
}
|
|
}
|
|
return result
|
|
}
|
|
|
|
// pathTidySecretIDUpdate is used to delete the expired SecretID entries
|
|
func (b *backend) pathTidySecretIDUpdate(
|
|
req *logical.Request, data *framework.FieldData) (*logical.Response, error) {
|
|
return nil, b.tidySecretID(req.Storage)
|
|
}
|
|
|
|
const pathTidySecretIDSyn = "Trigger the clean-up of expired SecretID entries."
|
|
const pathTidySecretIDDesc = `SecretIDs will have expiratin time attached to them. The periodic function
|
|
of the backend will look for expired entries and delete them. This happens once in a minute. Invoking
|
|
this endpoint will trigger the clean-up action, without waiting for the backend's periodic function.`
|