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spdxjson.go
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spdxjson.go
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//
// Copyright 2023 The Chainloop 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 materials
import (
"context"
"fmt"
"os"
schemaapi "github.com/chainloop-dev/chainloop/app/controlplane/api/workflowcontract/v1"
api "github.com/chainloop-dev/chainloop/internal/attestation/crafter/api/attestation/v1"
"github.com/chainloop-dev/chainloop/internal/casclient"
"github.com/spdx/tools-golang/json"
"github.com/rs/zerolog"
)
type SPDXJSONCrafter struct {
*crafterCommon
backend *casclient.CASBackend
}
func NewSPDXJSONCrafter(materialSchema *schemaapi.CraftingSchema_Material, backend *casclient.CASBackend, l *zerolog.Logger) (*SPDXJSONCrafter, error) {
if materialSchema.Type != schemaapi.CraftingSchema_Material_SBOM_SPDX_JSON {
return nil, fmt.Errorf("material type is not spdx json")
}
return &SPDXJSONCrafter{
backend: backend,
crafterCommon: &crafterCommon{logger: l, input: materialSchema},
}, nil
}
func (i *SPDXJSONCrafter) Craft(ctx context.Context, filePath string) (*api.Attestation_Material, error) {
f, err := os.Open(filePath)
if err != nil {
return nil, fmt.Errorf("can't open the file: %w", err)
}
defer f.Close()
// Decode the file to check it's a valid SPDX BOM
_, err = json.Read(f)
if err != nil {
i.logger.Debug().Err(err).Msg("error decoding file")
return nil, fmt.Errorf("invalid spdx sbom file: %w", ErrInvalidMaterialType)
}
return uploadAndCraft(ctx, i.input, i.backend, filePath, i.logger)
}