Minor changes made to man.go and README

README.md

@@ -60,7 +60,7 @@ spec:
     solvers:
     - dns01:
         webhook:
-          groupName: acme.sthome.net
+          groupName: webhook.acme.cert-manager.io
           solverName: sthome
 ```
 
@@ -104,7 +104,7 @@ spec:
     solvers:
       - dns01:
           webhook:
-            groupName: acme.sthome.net
+            groupName: webhook.acme.cert-manager.io
             solverName: sthome
             #config:
             #  usernameSecretKeyRef:
@@ -117,7 +117,7 @@ spec:
 
 To deploy the Cluster Issuer configuration file, run the following command:
 ```
-kubectl apply -f configuration/sthome-clusterissuer.yaml
+kubectl apply -f sthome-clusterissuer.yaml
 ```
 
 Check the status of the Cluster Issuer.

main.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/cert-manager/cert-manager/pkg/acme/webhook/apis/acme/v1alpha1"
 	"github.com/cert-manager/cert-manager/pkg/acme/webhook/cmd"
+	"github.com/cert-manager/cert-manager/pkg/issuer/acme/dns/util"
 )
 
 const (
@@ -24,21 +25,21 @@ func main() {
 		panic("GROUP_NAME must be specified")
 	}
 
-	// This will register our custom DNS provider with the webhook serving
+	// This will register our sthome DNS provider with the webhook serving
 	// library, making it available as an API under the provided GroupName.
 	// You can register multiple DNS provider implementations with a single
 	// webhook, where the Name() method will be used to disambiguate between
 	// the different implementations.
 	cmd.RunWebhookServer(GroupName,
-		&customDNSProviderSolver{},
+		&sthomeDNSProviderSolver{},
 	)
 }
 
-// customDNSProviderSolver implements the provider-specific logic needed to
+// sthomeDNSProviderSolver implements the provider-specific logic needed to
 // 'present' an ACME challenge TXT record for your own DNS provider.
 // To do so, it must implement the `github.com/cert-manager/cert-manager/pkg/acme/webhook.Solver`
 // interface.
-type customDNSProviderSolver struct {
+type sthomeDNSProviderSolver struct {
 	// If a Kubernetes 'clientset' is needed, you must:
 	// 1. uncomment the additional `client` field in this structure below
 	// 2. uncomment the "k8s.io/client-go/kubernetes" import at the top of the file
@@ -48,7 +49,7 @@ type customDNSProviderSolver struct {
 	client kubernetes.Clientset
 }
 
-// customDNSProviderConfig is a structure that is used to decode into when
+// sthomeDNSProviderConfig is a structure that is used to decode into when
 // solving a DNS01 challenge.
 // This information is provided by cert-manager, and may be a reference to
 // additional configuration that's needed to solve the challenge for this
@@ -62,7 +63,7 @@ type customDNSProviderSolver struct {
 // You should not include sensitive information here. If credentials need to
 // be used by your provider here, you should reference a Kubernetes Secret
 // resource and fetch these credentials using a Kubernetes clientset.
-type customDNSProviderConfig struct {
+type sthomeDNSProviderConfig struct {
 	// Change the two fields below according to the format of the configuration
 	// to be decoded.
 	// These fields will be set by users in the
@@ -78,7 +79,7 @@ type customDNSProviderConfig struct {
 // solvers configured with the same Name() **so long as they do not co-exist
 // within a single webhook deployment**.
 // For example, `cloudflare` may be used as the name of a solver.
-func (c *customDNSProviderSolver) Name() string {
+func (c *sthomeDNSProviderSolver) Name() string {
 	return providerName
 }
 
@@ -87,7 +88,8 @@ func (c *customDNSProviderSolver) Name() string {
 // This method should tolerate being called multiple times with the same value.
 // cert-manager itself will later perform a self check to ensure that the
 // solver has correctly configured the DNS provider.
-func (c *customDNSProviderSolver) Present(ch *v1alpha1.ChallengeRequest) error {
+func (c *sthomeDNSProviderSolver) Present(ch *v1alpha1.ChallengeRequest) error {
+	domainName := extractDomainName(ch.ResolvedZone)
 	cfg, err := loadConfig(ch.Config)
 	if err != nil {
 		return err
@@ -95,7 +97,7 @@ func (c *customDNSProviderSolver) Present(ch *v1alpha1.ChallengeRequest) error {
 
 	// TODO: do something more useful with the decoded configuration
 	fmt.Printf("Decoded configuration %v", cfg)
-
+	fmt.Printf("presenting record for %s (%s)\n", ch.ResolvedFQDN, domainName)
 	// TODO: add code that sets a record in the DNS provider's console
 	return nil
 }
@@ -106,7 +108,7 @@ func (c *customDNSProviderSolver) Present(ch *v1alpha1.ChallengeRequest) error {
 // value provided on the ChallengeRequest should be cleaned up.
 // This is in order to facilitate multiple DNS validations for the same domain
 // concurrently.
-func (c *customDNSProviderSolver) CleanUp(ch *v1alpha1.ChallengeRequest) error {
+func (c *sthomeDNSProviderSolver) CleanUp(ch *v1alpha1.ChallengeRequest) error {
 	// TODO: add code that deletes a record from the DNS provider's console
 	return nil
 }
@@ -120,9 +122,9 @@ func (c *customDNSProviderSolver) CleanUp(ch *v1alpha1.ChallengeRequest) error {
 // provider accounts.
 // The stopCh can be used to handle early termination of the webhook, in cases
 // where a SIGTERM or similar signal is sent to the webhook process.
-func (c *customDNSProviderSolver) Initialize(kubeClientConfig *rest.Config, stopCh <-chan struct{}) error {
+func (c *sthomeDNSProviderSolver) Initialize(kubeClientConfig *rest.Config, stopCh <-chan struct{}) error {
 	///// UNCOMMENT THE BELOW CODE TO MAKE A KUBERNETES CLIENTSET AVAILABLE TO
-	///// YOUR CUSTOM DNS PROVIDER
+	///// YOUR sthome DNS PROVIDER
 
 	cl, err := kubernetes.NewForConfig(kubeClientConfig)
 	if err != nil {
@@ -137,8 +139,8 @@ func (c *customDNSProviderSolver) Initialize(kubeClientConfig *rest.Config, stop
 
 // loadConfig is a small helper function that decodes JSON configuration into
 // the typed config struct.
-func loadConfig(cfgJSON *extapi.JSON) (customDNSProviderConfig, error) {
-	cfg := customDNSProviderConfig{}
+func loadConfig(cfgJSON *extapi.JSON) (sthomeDNSProviderConfig, error) {
+	cfg := sthomeDNSProviderConfig{}
 	// handle the 'base case' where no configuration has been provided
 	if cfgJSON == nil {
 		return cfg, nil
@@ -149,3 +151,12 @@ func loadConfig(cfgJSON *extapi.JSON) (customDNSProviderConfig, error) {
 
 	return cfg, nil
 }
+
+func extractDomainName(zone string) string {
+	authZone, err := util.FindZoneByFqdn(zone, util.RecursiveNameservers)
+	if err != nil {
+		fmt.Printf("could not get zone by fqdn %v", err)
+		return zone
+	}
+	return util.UnFqdn(authZone)
+}