b724d864f8
Once somebody had specified USE NAMESPACE to select a namespace, it was not possible to DEFINE a DATABASE underneath the NAMESPACE, as an error that ‘no database is selected’ would be returned. Not it is possible to DEFINE DATABASE having selected only a NAMESPACE.
109 lines
2.2 KiB
Go
109 lines
2.2 KiB
Go
// Copyright © 2016 Abcum Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package sql
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import (
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"github.com/abcum/fibre"
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"github.com/abcum/surreal/cnf"
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)
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const (
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// Root access
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AuthKV int = iota
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// Namespace access
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AuthNS
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// Database access
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AuthDB
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// Scoped user access
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AuthSC
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// No access
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AuthNO
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)
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// options represents context runtime config.
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type options struct {
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auth *cnf.Auth
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}
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func newOptions(c *fibre.Context) *options {
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return &options{
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auth: c.Get("auth").(*cnf.Auth),
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}
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}
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func (o *options) get(kind int) (kv, ns, db string, err error) {
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kv = cnf.Settings.DB.Base
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ns = o.auth.Selected.NS
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db = o.auth.Selected.DB
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if kind < o.auth.Kind {
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err = &QueryError{}
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return
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}
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if kind >= AuthNS && ns == "" {
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err = &BlankError{}
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return
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}
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if kind >= AuthDB && db == "" {
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err = &BlankError{}
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return
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}
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return
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}
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func (o *options) ns(ns string) (err error) {
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// Check to see that the current user has
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// the necessary authentication privileges
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// to be able to specify this namespace.
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if o.auth.Possible.NS != "*" && o.auth.Possible.NS != ns {
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return &NSError{NS: ns}
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}
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// Specify the NS on the context session, so
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// that it is remembered across requests on
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// any persistent connections.
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o.auth.Selected.NS = ns
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return
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}
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func (o *options) db(db string) (err error) {
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// Check to see that the current user has
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// the necessary authentication privileges
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// to be able to specify this namespace.
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if o.auth.Possible.DB != "*" && o.auth.Possible.DB != db {
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return &DBError{DB: db}
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}
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// Specify the DB on the context session, so
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// that it is remembered across requests on
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// any persistent connections.
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o.auth.Selected.DB = db
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return
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}
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