76 lines
2.1 KiB
Go
76 lines
2.1 KiB
Go
// Copyright 2015 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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"time"
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"github.com/coreos/clair/database"
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cerrors "github.com/coreos/clair/utils/errors"
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)
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func (pgSQL *pgSQL) insertNamespace(namespace database.Namespace) (int, error) {
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if namespace.Name == "" {
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return 0, cerrors.NewBadRequestError("could not find/insert invalid Namespace")
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}
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if pgSQL.cache != nil {
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promCacheQueriesTotal.WithLabelValues("namespace").Inc()
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if id, found := pgSQL.cache.Get("namespace:" + namespace.Name); found {
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promCacheHitsTotal.WithLabelValues("namespace").Inc()
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return id.(int), nil
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}
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}
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// We do `defer observeQueryTime` here because we don't want to observe cached namespaces.
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defer observeQueryTime("insertNamespace", "all", time.Now())
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var id int
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err := pgSQL.QueryRow(soiNamespace, namespace.Name, namespace.VersionFormat).Scan(&id)
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if err != nil {
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return 0, handleError("soiNamespace", err)
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}
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if pgSQL.cache != nil {
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pgSQL.cache.Add("namespace:"+namespace.Name, id)
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}
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return id, nil
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}
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func (pgSQL *pgSQL) ListNamespaces() (namespaces []database.Namespace, err error) {
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rows, err := pgSQL.Query(listNamespace)
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if err != nil {
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return namespaces, handleError("listNamespace", err)
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}
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defer rows.Close()
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for rows.Next() {
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var ns database.Namespace
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err = rows.Scan(&ns.ID, &ns.Name, &ns.VersionFormat)
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if err != nil {
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return namespaces, handleError("listNamespace.Scan()", err)
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}
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namespaces = append(namespaces, ns)
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}
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if err = rows.Err(); err != nil {
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return namespaces, handleError("listNamespace.Rows()", err)
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}
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return namespaces, err
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}
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