94 lines
2.6 KiB
Go
94 lines
2.6 KiB
Go
package scanner
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import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/future-architect/vuls/constant"
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"github.com/future-architect/vuls/logging"
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"github.com/future-architect/vuls/models"
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"github.com/future-architect/vuls/reporter"
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"golang.org/x/xerrors"
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)
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func isRunningKernel(pack models.Package, family string, kernel models.Kernel) (isKernel, running bool) {
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switch family {
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case constant.SUSEEnterpriseServer:
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if pack.Name == "kernel-default" {
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// Remove the last period and later because uname don't show that.
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ss := strings.Split(pack.Release, ".")
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rel := strings.Join(ss[0:len(ss)-1], ".")
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ver := fmt.Sprintf("%s-%s-default", pack.Version, rel)
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return true, kernel.Release == ver
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}
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return false, false
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case constant.RedHat, constant.Oracle, constant.CentOS, constant.Amazon:
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switch pack.Name {
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case "kernel", "kernel-devel", "kernel-core", "kernel-modules":
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ver := fmt.Sprintf("%s-%s.%s", pack.Version, pack.Release, pack.Arch)
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return true, kernel.Release == ver
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}
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return false, false
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default:
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logging.Log.Warnf("Reboot required is not implemented yet: %s, %v", family, kernel)
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}
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return false, false
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}
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// EnsureResultDir ensures the directory for scan results
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func EnsureResultDir(resultsDir string, scannedAt time.Time) (currentDir string, err error) {
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jsonDirName := scannedAt.Format(time.RFC3339)
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if resultsDir == "" {
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wd, _ := os.Getwd()
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resultsDir = filepath.Join(wd, "results")
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}
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jsonDir := filepath.Join(resultsDir, jsonDirName)
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if err := os.MkdirAll(jsonDir, 0700); err != nil {
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return "", xerrors.Errorf("Failed to create dir: %w", err)
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}
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symlinkPath := filepath.Join(resultsDir, "current")
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if _, err := os.Lstat(symlinkPath); err == nil {
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if err := os.Remove(symlinkPath); err != nil {
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return "", xerrors.Errorf(
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"Failed to remove symlink. path: %s, err: %w", symlinkPath, err)
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}
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}
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if err := os.Symlink(jsonDir, symlinkPath); err != nil {
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return "", xerrors.Errorf(
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"Failed to create symlink: path: %s, err: %w", symlinkPath, err)
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}
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return jsonDir, nil
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}
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func writeScanResults(jsonDir string, results models.ScanResults) error {
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ws := []reporter.ResultWriter{reporter.LocalFileWriter{
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CurrentDir: jsonDir,
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FormatJSON: true,
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}}
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for _, w := range ws {
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if err := w.Write(results...); err != nil {
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return xerrors.Errorf("Failed to write summary: %s", err)
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}
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}
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reporter.StdoutWriter{}.WriteScanSummary(results...)
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errServerNames := []string{}
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for _, r := range results {
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if 0 < len(r.Errors) {
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errServerNames = append(errServerNames, r.ServerName)
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}
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}
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if 0 < len(errServerNames) {
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return fmt.Errorf("An error occurred on %s", errServerNames)
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}
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return nil
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}
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