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clair/database/pgsql/migrations/00006_add_version_format.go

73 lines
1.9 KiB

// Copyright 2016 clair authors
//
// 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 migrations
import (
"database/sql"
"strings"
"github.com/remind101/migrate"
)
func init() {
RegisterMigration(migrate.Migration{
ID: 6,
Up: func(tx *sql.Tx) error {
_, err := tx.Exec(`ALTER TABLE Namespace ADD COLUMN version_format varchar(128);`)
if err != nil {
return err
}
rows, err := tx.Query(`SELECT name FROM Namespace FOR UPDATE;`)
if err != nil {
return err
}
for rows.Next() {
var nsName string
err = rows.Scan(&nsName)
if err != nil {
return err
}
// Backfill rpm namespaces.
if strings.HasPrefix(nsName, "rhel") ||
strings.HasPrefix(nsName, "centos") ||
strings.HasPrefix(nsName, "fedora") ||
strings.HasPrefix(nsName, "amzn") ||
strings.HasPrefix(nsName, "scientific") ||
strings.HasPrefix(nsName, "ol") ||
strings.HasPrefix(nsName, "oracle") {
_, err := tx.Exec(`UPDATE Namespace SET version_format = 'rpm' WHERE name = ?;`, nsName)
if err != nil {
return err
}
} else {
// Fallback to dpkg.
_, err := tx.Exec(`UPDATE Namespace SET version_format = 'dpkg' WHERE name = ?;`, nsName)
if err != nil {
return err
}
}
}
return nil
},
Down: migrate.Queries([]string{
`ALTER TABLE Namespace DROP COLUMN version_format;`,
}),
})
}