Adding Listsecret capability

A GET HTTP request on domainname/secret will now list
all the secret names stored in that domain
The content of the secrets are not returned here.

Issue-ID: AAF-140
Change-Id: I0e0491f642e1ff82f11cb90a93df4a71393bc5ac
Signed-off-by: Kiran <kiran.k.kamineni@intel.com>

4 files changed, 59 insertions, 1 deletions

diff --git a/sms-service/src/sms/backend/backend.go b/sms-service/src/sms/backend/backend.go
index 3ea651a..2cc3798 100644
--- a/sms-service/src/sms/backend/backend.go
+++ b/sms-service/src/sms/backend/backend.go
@@ -48,6 +48,8 @@ type SecretBackend interface {
 	GetSecretDomain(name string) (SecretDomain, error)
 	GetSecret(dom string, sec string) (Secret, error)
 
+	ListSecret(dom string) ([]string, error)
+
 	CreateSecretDomain(name string) (SecretDomain, error)
 	CreateSecret(dom string, sec Secret) error
 
diff --git a/sms-service/src/sms/backend/vault.go b/sms-service/src/sms/backend/vault.go
index 7fc1747..bfc3367 100644
--- a/sms-service/src/sms/backend/vault.go
+++ b/sms-service/src/sms/backend/vault.go
@@ -105,7 +105,7 @@ func (v *Vault) GetSecret(dom string, name string) (Secret, error) {
 
 	sec, err := v.vaultClient.Logical().Read(dom + "/" + name)
 	if err != nil {
-		return Secret{}, errors.New("unable to read Secret at provided path")
+		return Secret{}, errors.New("Unable to read Secret at provided path")
 	}
 
 	// sec and err are nil in the case where a path does not exist
@@ -116,6 +116,39 @@ func (v *Vault) GetSecret(dom string, name string) (Secret, error) {
 	return Secret{Name: name, Values: sec.Data}, nil
 }
 
+// ListSecret returns a list of secret names on a particular domain
+// The values of the secret are not returned
+func (v *Vault) ListSecret(dom string) ([]string, error) {
+	err := v.checkToken()
+	if err != nil {
+		return nil, errors.New("Token check returned error: " + err.Error())
+	}
+
+	dom = v.vaultMount + "/" + dom
+
+	sec, err := v.vaultClient.Logical().List(dom)
+	if err != nil {
+		return nil, errors.New("Unable to read Secret at provided path")
+	}
+
+	// sec and err are nil in the case where a path does not exist
+	if sec == nil {
+		return nil, errors.New("Secret not found at the provided path")
+	}
+
+	val, ok := sec.Data["keys"].([]interface{})
+	if !ok {
+		return nil, errors.New("Secret not found at the provided path")
+	}
+
+	retval := make([]string, len(val))
+	for i, v := range val {
+		retval[i] = fmt.Sprint(v)
+	}
+
+	return retval, nil
+}
+
 // CreateSecretDomain mounts the kv backend on a path with the given name
 func (v *Vault) CreateSecretDomain(name string) (SecretDomain, error) {
 	// Check if token is still valid
diff --git a/sms-service/src/sms/handler/handler.go b/sms-service/src/sms/handler/handler.go
index 3798023..5fdbf3b 100644
--- a/sms-service/src/sms/handler/handler.go
+++ b/sms-service/src/sms/handler/handler.go
@@ -115,6 +115,24 @@ func (h handler) getSecretHandler(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+// listSecretHandler handles listing all secrets under a particular domain name
+func (h handler) listSecretHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	domName := vars["domName"]
+
+	sec, err := h.secretBackend.ListSecret(domName)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	err = json.NewEncoder(w).Encode(sec)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+}
+
 // deleteSecretHandler handles deleting a secret by given domain name and secret name
 func (h handler) deleteSecretHandler(w http.ResponseWriter, r *http.Request) {
 	vars := mux.Vars(r)
@@ -181,6 +199,7 @@ func CreateRouter(b smsbackend.SecretBackend) http.Handler {
 	router.HandleFunc("/v1/sms/domain/{domName}", h.deleteSecretDomainHandler).Methods("DELETE")
 
 	router.HandleFunc("/v1/sms/domain/{domName}/secret", h.createSecretHandler).Methods("POST")
+	router.HandleFunc("/v1/sms/domain/{domName}/secret", h.listSecretHandler).Methods("GET")
 	router.HandleFunc("/v1/sms/domain/{domName}/secret/{secretName}", h.getSecretHandler).Methods("GET")
 	router.HandleFunc("/v1/sms/domain/{domName}/secret/{secretName}", h.deleteSecretHandler).Methods("DELETE")
 
diff --git a/sms-service/src/sms/handler/handler_test.go b/sms-service/src/sms/handler/handler_test.go
index affa6f7..d8f9f9f 100644
--- a/sms-service/src/sms/handler/handler_test.go
+++ b/sms-service/src/sms/handler/handler_test.go
@@ -50,6 +50,10 @@ func (b *TestBackend) GetSecret(dom string, sec string) (smsbackend.Secret, erro
 	return smsbackend.Secret{}, nil
 }
 
+func (b *TestBackend) ListSecret(dom string) ([]string, error) {
+	return nil, nil
+}
+
 func (b *TestBackend) CreateSecretDomain(name string) (smsbackend.SecretDomain, error) {
 	return smsbackend.SecretDomain{}, nil
 }