/
msg_ping.go
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/
msg_ping.go
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// Copyright 2021 FerretDB Inc.
//
// 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
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package pg
import (
"context"
"github.com/FerretDB/FerretDB/internal/types"
"github.com/FerretDB/FerretDB/internal/util/lazyerrors"
"github.com/FerretDB/FerretDB/internal/util/must"
"github.com/FerretDB/FerretDB/internal/wire"
)
// MsgPing implements HandlerInterface.
func (h *Handler) MsgPing(ctx context.Context, msg *wire.OpMsg) (*wire.OpMsg, error) {
if err := h.PgPool.Ping(ctx); err != nil {
return nil, err
}
var reply wire.OpMsg
err := reply.SetSections(wire.OpMsgSection{
Documents: []*types.Document{must.NotFail(types.NewDocument(
"ok", float64(1),
))},
})
if err != nil {
return nil, lazyerrors.Error(err)
}
return &reply, nil
}