syft/examples/create_simple_sbom/main.go
Keith Zantow a978966cad
feat: add --from flag, refactor source providers (#2610)
Signed-off-by: Keith Zantow <kzantow@gmail.com>
2024-02-27 16:44:37 -05:00

64 lines
1.2 KiB
Go

package main
import (
"context"
"fmt"
"os"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/format"
"github.com/anchore/syft/syft/format/syftjson"
"github.com/anchore/syft/syft/sbom"
"github.com/anchore/syft/syft/source"
)
const defaultImage = "alpine:3.19"
func main() {
// automagically get a source.Source for arbitrary string input
src := getSource(imageReference())
// catalog the given source and return a SBOM
sbom := getSBOM(src)
// take the SBOM object and encode it into the syft-json representation
bytes := formatSBOM(sbom)
// show the SBOM!
fmt.Println(string(bytes))
}
func imageReference() string {
// read an image string reference from the command line or use a default
if len(os.Args) > 1 {
return os.Args[1]
}
return defaultImage
}
func getSource(input string) source.Source {
src, err := syft.GetSource(context.Background(), input, nil)
if err != nil {
panic(err)
}
return src
}
func getSBOM(src source.Source) sbom.SBOM {
s, err := syft.CreateSBOM(context.Background(), src, nil)
if err != nil {
panic(err)
}
return *s
}
func formatSBOM(s sbom.SBOM) []byte {
bytes, err := format.Encode(s, syftjson.NewFormatEncoder())
if err != nil {
panic(err)
}
return bytes
}