60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
// Copyright (C) MongoDB, Inc. 2017-present.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License. You may obtain
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// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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package mongo
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import (
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"context"
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"go.mongodb.org/mongo-driver/x/bsonx/bsoncore"
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)
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// keyRetriever gets keys from the key vault collection.
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type keyRetriever struct {
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coll *Collection
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}
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func (kr *keyRetriever) cryptKeys(ctx context.Context, filter bsoncore.Document) ([]bsoncore.Document, error) {
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cursor, err := kr.coll.Find(ctx, filter)
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if err != nil {
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return nil, EncryptionKeyVaultError{Wrapped: err}
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}
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defer cursor.Close(ctx)
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var results []bsoncore.Document
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for cursor.Next(ctx) {
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cur := make([]byte, len(cursor.Current))
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copy(cur, cursor.Current)
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results = append(results, cur)
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}
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if err = cursor.Err(); err != nil {
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return nil, EncryptionKeyVaultError{Wrapped: err}
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}
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return results, nil
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}
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// collInfoRetriever gets info for collections from a database.
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type collInfoRetriever struct {
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client *Client
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}
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func (cir *collInfoRetriever) cryptCollInfo(ctx context.Context, db string, filter bsoncore.Document) (bsoncore.Document, error) {
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cursor, err := cir.client.Database(db).ListCollections(ctx, filter)
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if err != nil {
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return nil, err
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}
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defer cursor.Close(ctx)
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if !cursor.Next(ctx) {
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return nil, cursor.Err()
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}
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res := make([]byte, len(cursor.Current))
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copy(res, cursor.Current)
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return res, nil
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}
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