forked from sampork/go-sniffer
/
msg_dropuser.go
84 lines (70 loc) · 2.45 KB
/
msg_dropuser.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 handler
import (
"context"
"fmt"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/backends"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/handler/common"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/handler/handlererrors"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/types"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/util/lazyerrors"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/util/must"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/wire"
)
// MsgDropUser implements `dropUser` command.
func (h *Handler) MsgDropUser(ctx context.Context, msg *wire.OpMsg) (*wire.OpMsg, error) {
document, err := msg.Document()
if err != nil {
return nil, lazyerrors.Error(err)
}
common.Ignored(document, h.L, "writeConcern", "comment")
dbName, err := common.GetRequiredParam[string](document, "$db")
if err != nil {
return nil, err
}
var username string
username, err = common.GetRequiredParam[string](document, document.Command())
if err != nil {
return nil, err
}
// Users are saved in the "admin" database.
adminDB, err := h.b.Database("admin")
if err != nil {
return nil, lazyerrors.Error(err)
}
users, err := adminDB.Collection("system.users")
if err != nil {
return nil, lazyerrors.Error(err)
}
res, err := users.DeleteAll(ctx, &backends.DeleteAllParams{
IDs: []any{dbName + "." + username},
})
if err != nil {
return nil, lazyerrors.Error(err)
}
if res.Deleted == 0 {
return nil, handlererrors.NewCommandErrorMsg(
handlererrors.ErrUserNotFound,
fmt.Sprintf("User '%s@%s' not found", username, dbName),
)
}
var reply wire.OpMsg
must.NoError(reply.SetSections(wire.OpMsgSection{
Documents: []*types.Document{must.NotFail(types.NewDocument(
"ok", float64(1),
))},
}))
return &reply, nil
}