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audit.go
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audit.go
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package pkg
import (
"bufio"
"encoding/json"
"io"
"log"
"os/exec"
"strings"
"github.com/pkg/errors"
)
func KubeHunterAudit() (result *KubeHunterResults, err error) {
log.Println("start kubehunter audit")
cmd := exec.Command("kube-hunter", "--pod", "--report", "json")
stdout, err := cmd.StdoutPipe()
if err != nil {
return nil, errors.Wrap(err, "the command kube-hunter create pipe failed")
}
if err := cmd.Start(); err != nil {
return nil, errors.Wrap(err, "the command kube-hunter start failed")
}
reader := bufio.NewReader(stdout)
for {
line, err := reader.ReadString('\n')
if strings.Contains(line, "nodes") && strings.Contains(line, "services") {
log.Println("decode result")
err := json.NewDecoder(strings.NewReader(line)).Decode(&result)
if err != nil {
return nil, errors.Wrap(err, "decode result failed")
}
}
if err != nil && err == io.EOF {
break
} else if err != nil {
return result, errors.Wrap(err, "get results failed")
}
}
if err := cmd.Wait(); err != nil {
return result, errors.Wrap(err, "the command kube-hunter exec failed")
}
log.Println("KubeHunter audit finished")
return result, nil
}