mirror of
https://github.com/aquasecurity/kube-bench.git
synced 2024-11-22 08:08:07 +00:00
113 lines
3.5 KiB
Go
113 lines
3.5 KiB
Go
package cmd
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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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"github.com/aquasecurity/kube-bench/check"
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"github.com/golang/glog"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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func init() {
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RootCmd.AddCommand(runCmd)
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runCmd.Flags().StringSliceP("targets", "s", []string{},
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`Specify targets of the benchmark to run. These names need to match the filenames in the cfg/<version> directory.
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For example, to run the tests specified in master.yaml and etcd.yaml, specify --targets=master,etcd
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If no targets are specified, run tests from all files in the cfg/<version> directory.
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`)
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}
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// runCmd represents the run command
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var runCmd = &cobra.Command{
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Use: "run",
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Short: "Run tests",
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Long: `Run tests. If no arguments are specified, runs tests from all files`,
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Run: func(cmd *cobra.Command, args []string) {
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targets, err := cmd.Flags().GetStringSlice("targets")
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if err != nil {
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exitWithError(fmt.Errorf("unable to get `targets` from command line :%v", err))
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}
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bv, err := getBenchmarkVersion(kubeVersion, benchmarkVersion, getPlatformInfo(), viper.GetViper())
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if err != nil {
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exitWithError(fmt.Errorf("unable to get benchmark version. error: %v", err))
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}
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glog.V(2).Infof("Checking targets %v for %v", targets, bv)
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benchmarkVersionToTargetsMap, err := loadTargetMapping(viper.GetViper())
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if err != nil {
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exitWithError(fmt.Errorf("error loading targets: %v", err))
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}
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valid, err := validTargets(bv, targets, viper.GetViper())
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if err != nil {
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exitWithError(fmt.Errorf("error validating targets: %v", err))
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}
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if len(targets) > 0 && !valid {
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exitWithError(fmt.Errorf(fmt.Sprintf(`The specified --targets "%s" are not configured for the CIS Benchmark %s\n Valid targets %v`, strings.Join(targets, ","), bv, benchmarkVersionToTargetsMap[bv])))
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}
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// Merge version-specific config if any.
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path := filepath.Join(cfgDir, bv)
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err = mergeConfig(path)
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if err != nil {
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exitWithError(fmt.Errorf("Error in mergeConfig: %v\n", err))
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}
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err = run(targets, bv)
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if err != nil {
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exitWithError(fmt.Errorf("Error in run: %v\n", err))
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}
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os.Exit(exitCodeSelection(controlsCollection))
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},
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}
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func run(targets []string, benchmarkVersion string) (err error) {
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yamlFiles, err := getTestYamlFiles(targets, benchmarkVersion)
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if err != nil {
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return err
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}
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glog.V(3).Infof("Running tests from files %v\n", yamlFiles)
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for _, yamlFile := range yamlFiles {
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_, name := filepath.Split(yamlFile)
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testType := check.NodeType(strings.Split(name, ".")[0])
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runChecks(testType, yamlFile, detecetedKubeVersion)
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}
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writeOutput(controlsCollection)
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return nil
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}
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func getTestYamlFiles(targets []string, benchmarkVersion string) (yamlFiles []string, err error) {
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// Check that the specified targets have corresponding YAML files in the config directory
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configFileDirectory := filepath.Join(cfgDir, benchmarkVersion)
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for _, target := range targets {
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filename := translate(target) + ".yaml"
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file := filepath.Join(configFileDirectory, filename)
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if _, err := os.Stat(file); err != nil {
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return nil, fmt.Errorf("file %s not found for version %s", filename, benchmarkVersion)
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}
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yamlFiles = append(yamlFiles, file)
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}
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// If no targets were specified, we will run tests from all the files in the directory
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if len(yamlFiles) == 0 {
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yamlFiles, err = getYamlFilesFromDir(configFileDirectory)
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if err != nil {
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return nil, err
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}
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}
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return yamlFiles, err
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}
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func translate(target string) string {
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return strings.Replace(strings.ToLower(target), "worker", "node", -1)
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}
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