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infra.go
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infra.go
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package app
import (
"context"
"fmt"
"os"
"text/template"
"github.com/beacon/luna/pkg/infrascanner"
"github.com/beacon/luna/pkg/infrascanner/dpkg"
"github.com/pkg/errors"
"github.com/quay/claircore"
"github.com/quay/claircore/libvuln"
"github.com/spf13/cobra"
)
// NewInfraScanCommand scans infrastruture
func NewInfraScanCommand() *cobra.Command {
var dsn string
cmd := &cobra.Command{
Use: "infra",
Long: "Scan local infrastructure",
RunE: func(cmd *cobra.Command, args []string) error {
if dsn == "" {
return errors.New("missing dsn argument")
}
err := ScanInfra(context.Background(), dsn)
return err
},
}
cmd.PersistentFlags().StringVarP(&dsn, "dsn", "", "", "DSN for the database to be migrated")
return cmd
}
// ScanInfra scan infra
func ScanInfra(ctx context.Context, dsn string) error {
infrascanner.Register(&dpkg.Scanner{})
report := &claircore.IndexReport{
Packages: make(map[string]*claircore.Package),
}
for _, scanner := range infrascanner.Registered() {
packages, err := scanner.Scan(ctx)
if err != nil {
return errors.Wrap(err, "failed to scan with scanner "+scanner.Name())
}
for _, pkg := range packages {
report.Packages[pkg.ID] = pkg
}
}
vul, err := libvuln.New(ctx, &libvuln.Opts{
ConnString: dsn,
Migrations: true,
})
if err != nil {
return errors.Wrap(err, "failed to setup libvuln")
}
vulReport, err := vul.Scan(ctx, report)
if err != nil {
return errors.Wrap(err, "failed to scan vulnerabilities")
}
fmt.Println(vulReport)
scanResult := struct {
Name string
Err error
Report *claircore.VulnerabilityReport
}{
Name: "local infrastructure",
Err: err,
Report: vulReport,
}
tmpl, err := template.New("vulnerability").Parse(tabwriterTmpl)
if err != nil {
return errors.Wrap(err, "failed to parse template")
}
if err := tmpl.Execute(os.Stdout, &scanResult); err != nil {
return errors.Wrap(err, "failed to execute template")
}
return nil
}