forked from hashicorp/vault-plugin-secrets-kv
/
path_delete.go
177 lines (152 loc) · 5.07 KB
/
path_delete.go
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package kv
import (
"context"
"time"
"github.com/golang/protobuf/ptypes"
"github.com/hashicorp/vault/sdk/framework"
"github.com/hashicorp/vault/sdk/helper/locksutil"
"github.com/hashicorp/vault/sdk/logical"
)
// pathsDelete returns the path configuration for the delete and undelete paths
func pathsDelete(b *versionedKVBackend) []*framework.Path {
return []*framework.Path{
&framework.Path{
Pattern: "delete/" + framework.MatchAllRegex("path"),
Fields: map[string]*framework.FieldSchema{
"path": {
Type: framework.TypeString,
Description: "Location of the secret.",
},
"versions": {
Type: framework.TypeCommaIntSlice,
Description: "The versions to be archived. The versioned data will not be deleted, but it will no longer be returned in normal get requests.",
},
},
Callbacks: map[logical.Operation]framework.OperationFunc{
logical.UpdateOperation: b.upgradeCheck(b.pathDeleteWrite()),
logical.CreateOperation: b.upgradeCheck(b.pathDeleteWrite()),
},
HelpSynopsis: deleteHelpSyn,
HelpDescription: deleteHelpDesc,
},
&framework.Path{
Pattern: "undelete/" + framework.MatchAllRegex("path"),
Fields: map[string]*framework.FieldSchema{
"path": {
Type: framework.TypeString,
Description: "Location of the secret.",
},
"versions": {
Type: framework.TypeCommaIntSlice,
Description: "The versions to unarchive. The versions will be restored and their data will be returned on normal get requests.",
},
},
Callbacks: map[logical.Operation]framework.OperationFunc{
logical.UpdateOperation: b.upgradeCheck(b.pathUndeleteWrite()),
logical.CreateOperation: b.upgradeCheck(b.pathUndeleteWrite()),
},
HelpSynopsis: undeleteHelpSyn,
HelpDescription: undeleteHelpDesc,
},
}
}
// pathUndeleteWrite is used to undelete a set of versions
func (b *versionedKVBackend) pathUndeleteWrite() framework.OperationFunc {
return func(ctx context.Context, req *logical.Request, data *framework.FieldData) (*logical.Response, error) {
key := data.Get("path").(string)
versions := data.Get("versions").([]int)
if len(versions) == 0 {
return logical.ErrorResponse("No version number provided"), logical.ErrInvalidRequest
}
config, err := b.config(ctx, req.Storage)
if err != nil {
return nil, err
}
lock := locksutil.LockForKey(b.locks, key)
lock.Lock()
defer lock.Unlock()
meta, err := b.getKeyMetadata(ctx, req.Storage, key)
if err != nil {
return nil, err
}
if meta == nil {
return nil, nil
}
for _, verNum := range versions {
// If there is no version or the version is destroyed continue
lv := meta.Versions[uint64(verNum)]
if lv == nil || lv.Destroyed {
continue
}
lv.DeletionTime = nil
if !config.IsDeleteVersionAfterDisabled() {
if dtime, ok := deletionTime(time.Now(), deleteVersionAfter(config), deleteVersionAfter(meta)); ok {
dt, err := ptypes.TimestampProto(dtime)
if err != nil {
return logical.ErrorResponse("error setting deletion_time: converting %v to protobuf: %v", dtime, err), logical.ErrInvalidRequest
}
lv.DeletionTime = dt
}
}
}
err = b.writeKeyMetadata(ctx, req.Storage, meta)
if err != nil {
return nil, err
}
return nil, nil
}
}
// pathDeleteWrite is used to delete a set of versions.
func (b *versionedKVBackend) pathDeleteWrite() framework.OperationFunc {
return func(ctx context.Context, req *logical.Request, data *framework.FieldData) (*logical.Response, error) {
key := data.Get("path").(string)
versions := data.Get("versions").([]int)
if len(versions) == 0 {
return logical.ErrorResponse("No version number provided"), logical.ErrInvalidRequest
}
lock := locksutil.LockForKey(b.locks, key)
lock.Lock()
defer lock.Unlock()
meta, err := b.getKeyMetadata(ctx, req.Storage, key)
if err != nil {
return nil, err
}
if meta == nil {
return nil, nil
}
for _, verNum := range versions {
// If there is no latest version, or the latest version is already
// deleted or destroyed continue
lv := meta.Versions[uint64(verNum)]
if lv == nil || lv.Destroyed {
continue
}
if lv.DeletionTime != nil {
deletionTime, err := ptypes.Timestamp(lv.DeletionTime)
if err != nil {
return nil, err
}
if deletionTime.Before(time.Now()) {
continue
}
}
lv.DeletionTime = ptypes.TimestampNow()
}
err = b.writeKeyMetadata(ctx, req.Storage, meta)
if err != nil {
return nil, err
}
return nil, nil
}
}
const deleteHelpSyn = `Marks one or more versions as deleted in the KV store.`
const deleteHelpDesc = `
Deletes the data for the provided version and path in the key-value store. The
versioned data will not be fully removed, but marked as deleted and will no
longer be returned in normal get requests. This operation can be undone.
`
const undeleteHelpSyn = `Undeletes one or more versions from the KV store.`
const undeleteHelpDesc = `
Undeletes the data for the provided version and path in the key-value store.
This restores the data, allowing it to be returned on get requests.
`