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