kubernetes-operator/pkg/controller/jenkins/configuration/user/validate.go

89 lines
2.2 KiB
Go

package user
import (
"context"
"crypto/x509"
"encoding/pem"
"fmt"
"strings"
virtuslabv1alpha1 "github.com/VirtusLab/jenkins-operator/pkg/apis/virtuslab/v1alpha1"
"github.com/VirtusLab/jenkins-operator/pkg/log"
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/types"
)
// Validate validates Jenkins CR Spec section
func (r *ReconcileUserConfiguration) Validate(jenkins *virtuslabv1alpha1.Jenkins) bool {
if !r.validateSeedJobs(jenkins) {
return false
}
return true
}
func (r *ReconcileUserConfiguration) validateSeedJobs(jenkins *virtuslabv1alpha1.Jenkins) bool {
if jenkins.Spec.SeedJobs != nil {
for _, seedJob := range jenkins.Spec.SeedJobs {
logger := r.logger.WithValues("seedJob", fmt.Sprintf("%+v", seedJob)).V(log.VWarn)
// validate seed job id is not empty
if len(seedJob.ID) == 0 {
logger.Info("seed job id can't be empty")
return false
}
// validate repository url match private key
if strings.Contains(seedJob.RepositoryURL, "git@") {
if seedJob.PrivateKey.SecretKeyRef == nil {
logger.Info("private key can't be empty while using ssh repository url")
return false
}
}
// validate private key from secret
if seedJob.PrivateKey.SecretKeyRef != nil {
deployKeySecret := &v1.Secret{}
namespaceName := types.NamespacedName{Namespace: jenkins.Namespace, Name: seedJob.PrivateKey.SecretKeyRef.Name}
err := r.k8sClient.Get(context.TODO(), namespaceName, deployKeySecret)
//TODO(bantoniak) handle error properly
if err != nil {
logger.Info("couldn't read private key secret")
return false
}
privateKey := string(deployKeySecret.Data[seedJob.PrivateKey.SecretKeyRef.Key])
if privateKey == "" {
logger.Info("private key is empty")
return false
}
if !validatePrivateKey(privateKey) {
logger.Info("private key is invalid")
return false
}
}
}
}
return true
}
func validatePrivateKey(privateKey string) bool {
block, _ := pem.Decode([]byte(privateKey))
if block == nil {
return false
}
priv, err := x509.ParsePKCS1PrivateKey(block.Bytes)
if err != nil {
return false
}
err = priv.Validate()
if err != nil {
return false
}
return true
}