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store.go
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store.go
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// Copyright 2022 The PipeCD 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 commandoutputstore
import (
"context"
"errors"
"fmt"
"go.uber.org/zap"
"github.com/pipe-cd/pipecd/pkg/filestore"
)
var (
ErrNotFound = errors.New("not found")
)
type Store interface {
Get(ctx context.Context, commandID string) ([]byte, error)
Put(ctx context.Context, commandID string, data []byte) error
}
type store struct {
backend filestore.Store
logger *zap.Logger
}
func NewStore(fs filestore.Store, logger *zap.Logger) Store {
return &store{
backend: fs,
logger: logger.Named("command-output-store"),
}
}
func (s *store) Get(ctx context.Context, commandID string) ([]byte, error) {
path := dataPath(commandID)
content, err := s.backend.Get(ctx, path)
if err != nil {
if err == filestore.ErrNotFound {
return nil, ErrNotFound
}
s.logger.Error("failed to get command output from filestore",
zap.String("command", commandID),
zap.Error(err),
)
return nil, err
}
return content, nil
}
func (s *store) Put(ctx context.Context, commandID string, data []byte) error {
path := dataPath(commandID)
return s.backend.Put(ctx, path, data)
}
func dataPath(commandID string) string {
return fmt.Sprintf("command-output/%s.json", commandID)
}