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delete_indexes.go
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/
delete_indexes.go
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// Copyright (C) MongoDB, Inc. 2017-present.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License. You may obtain
// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
package driver
import (
"context"
"time"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/mongo/options"
"go.mongodb.org/mongo-driver/x/bsonx"
"go.mongodb.org/mongo-driver/x/mongo/driver/session"
"go.mongodb.org/mongo-driver/x/mongo/driver/topology"
"go.mongodb.org/mongo-driver/x/mongo/driver/uuid"
"go.mongodb.org/mongo-driver/x/network/command"
"go.mongodb.org/mongo-driver/x/network/description"
)
// DropIndexes handles the full cycle dispatch and execution of a dropIndexes
// command against the provided topology.
func DropIndexes(
ctx context.Context,
cmd command.DropIndexes,
topo *topology.Topology,
selector description.ServerSelector,
clientID uuid.UUID,
pool *session.Pool,
opts ...*options.DropIndexesOptions,
) (bson.Raw, error) {
ss, err := topo.SelectServer(ctx, selector)
if err != nil {
return nil, err
}
conn, err := ss.Connection(ctx)
if err != nil {
return nil, err
}
defer conn.Close()
dio := options.MergeDropIndexesOptions(opts...)
if dio.MaxTime != nil {
cmd.Opts = append(cmd.Opts, bsonx.Elem{"maxTimeMS", bsonx.Int64(int64(*dio.MaxTime / time.Millisecond))})
}
// If no explicit session and deployment supports sessions, start implicit session.
if cmd.Session == nil && topo.SupportsSessions() {
cmd.Session, err = session.NewClientSession(pool, clientID, session.Implicit)
if err != nil {
return nil, err
}
defer cmd.Session.EndSession()
}
return cmd.RoundTrip(ctx, ss.Description(), conn)
}