9c49d9dc55
Aggregate queries in their corresponding files instead of having the single file for every queries because the database is more complicated.
67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
// Copyright 2017 clair authors
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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 pgsql
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import (
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"database/sql"
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"time"
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log "github.com/sirupsen/logrus"
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"github.com/coreos/clair/pkg/commonerr"
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)
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const (
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searchKeyValue = `SELECT value FROM KeyValue WHERE key = $1`
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upsertKeyValue = `
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INSERT INTO KeyValue(key, value)
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VALUES ($1, $2)
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ON CONFLICT ON CONSTRAINT keyvalue_key_key
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DO UPDATE SET key=$1, value=$2`
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)
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func (tx *pgSession) UpdateKeyValue(key, value string) (err error) {
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if key == "" || value == "" {
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log.Warning("could not insert a flag which has an empty name or value")
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return commonerr.NewBadRequestError("could not insert a flag which has an empty name or value")
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}
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defer observeQueryTime("PersistKeyValue", "all", time.Now())
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_, err = tx.Exec(upsertKeyValue, key, value)
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if err != nil {
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return handleError("insertKeyValue", err)
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}
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return nil
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}
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func (tx *pgSession) FindKeyValue(key string) (string, bool, error) {
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defer observeQueryTime("FindKeyValue", "all", time.Now())
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var value string
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err := tx.QueryRow(searchKeyValue, key).Scan(&value)
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if err == sql.ErrNoRows {
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return "", false, nil
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}
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if err != nil {
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return "", false, handleError("searchKeyValue", err)
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}
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return value, true, nil
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}
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