diff options
Diffstat (limited to 'src/dcm/api/clusterHandler.go')
| -rw-r--r-- | src/dcm/api/clusterHandler.go | 304 |
1 files changed, 183 insertions, 121 deletions
diff --git a/src/dcm/api/clusterHandler.go b/src/dcm/api/clusterHandler.go index 3e483f06..1201611f 100644 --- a/src/dcm/api/clusterHandler.go +++ b/src/dcm/api/clusterHandler.go @@ -14,149 +14,211 @@ * See the License for the specific language governing permissions * and * limitations under the License. -*/ + */ package api import ( - "encoding/json" - "net/http" - "io" - "github.com/onap/multicloud-k8s/src/dcm/pkg/module" + "encoding/json" + "io" + "net/http" - "github.com/gorilla/mux" + "github.com/gorilla/mux" + "github.com/onap/multicloud-k8s/src/dcm/pkg/module" ) - // clusterHandler is used to store backend implementations objects type clusterHandler struct { - client module.ClusterManager + client module.ClusterManager } -// CreateHandler handles creation of the cluster reference entry in the database - +// createHandler handles creation of the cluster reference entry in the database func (h clusterHandler) createHandler(w http.ResponseWriter, r *http.Request) { - vars := mux.Vars(r) - project := vars["project-name"] - logicalCloud := vars["logical-cloud-name"] - var v module.Cluster - - err := json.NewDecoder(r.Body).Decode(&v) - switch { - case err == io.EOF: - http.Error(w, "Empty body", http.StatusBadRequest) - return - case err != nil: - http.Error(w, err.Error(), http.StatusUnprocessableEntity) - return - } - - // Cluster Reference Name is required. - if v.MetaData.ClusterReference == "" { - http.Error(w, "Missing name in POST request", http.StatusBadRequest) - return - } - - ret, err := h.client.CreateCluster(project, logicalCloud, v) - if err != nil { - http.Error(w, err.Error(), http.StatusInternalServerError) - return - } - - w.Header().Set("Content-Type", "application/json") - w.WriteHeader(http.StatusCreated) - err = json.NewEncoder(w).Encode(ret) - if err != nil { - http.Error(w, err.Error(), http.StatusInternalServerError) - return - } + vars := mux.Vars(r) + project := vars["project-name"] + logicalCloud := vars["logical-cloud-name"] + var v module.Cluster + + err := json.NewDecoder(r.Body).Decode(&v) + switch { + case err == io.EOF: + http.Error(w, "Empty body", http.StatusBadRequest) + return + case err != nil: + http.Error(w, err.Error(), http.StatusUnprocessableEntity) + return + } + + // Cluster Reference Name is required. + if v.MetaData.ClusterReference == "" { + http.Error(w, "Missing name in POST request", http.StatusBadRequest) + return + } + + ret, err := h.client.CreateCluster(project, logicalCloud, v) + if err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } + + w.Header().Set("Content-Type", "application/json") + w.WriteHeader(http.StatusCreated) + err = json.NewEncoder(w).Encode(ret) + if err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } +} + +// getAllHandler handles GET operations over cluster references +// Returns a list of Cluster References +func (h clusterHandler) getAllHandler(w http.ResponseWriter, r *http.Request) { + vars := mux.Vars(r) + project := vars["project-name"] + logicalCloud := vars["logical-cloud-name"] + var ret interface{} + var err error + + ret, err = h.client.GetAllClusters(project, logicalCloud) + if err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } + + w.Header().Set("Content-Type", "application/json") + w.WriteHeader(http.StatusOK) + err = json.NewEncoder(w).Encode(ret) + if err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } } -// getHandler handle GET operations on a particular name +// getHandler handles GET operations on a particular name // Returns a Cluster Reference func (h clusterHandler) getHandler(w http.ResponseWriter, r *http.Request) { - vars := mux.Vars(r) - project := vars["project-name"] - logicalCloud := vars["logical-cloud-name"] - name := vars["cluster-reference"] - var ret interface{} - var err error - - if len(name) == 0 { - ret, err = h.client.GetAllClusters(project, logicalCloud) - if err != nil { - http.Error(w, err.Error(), http.StatusInternalServerError) - return - } - } else { - ret, err = h.client.GetCluster(project, logicalCloud, name) - if err != nil { - http.Error(w, err.Error(), http.StatusInternalServerError) - return - } - } - - w.Header().Set("Content-Type", "application/json") - w.WriteHeader(http.StatusOK) - err = json.NewEncoder(w).Encode(ret) - if err != nil { - http.Error(w, err.Error(), http.StatusInternalServerError) - return - } + vars := mux.Vars(r) + project := vars["project-name"] + logicalCloud := vars["logical-cloud-name"] + name := vars["cluster-reference"] + var ret interface{} + var err error + + ret, err = h.client.GetCluster(project, logicalCloud, name) + if err != nil { + if err.Error() == "Cluster Reference does not exist" { + http.Error(w, err.Error(), http.StatusNotFound) + return + } + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } + + w.Header().Set("Content-Type", "application/json") + w.WriteHeader(http.StatusOK) + err = json.NewEncoder(w).Encode(ret) + if err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } } // UpdateHandler handles Update operations on a particular cluster reference func (h clusterHandler) updateHandler(w http.ResponseWriter, r *http.Request) { - var v module.Cluster - vars := mux.Vars(r) - project := vars["project-name"] - logicalCloud := vars["logical-cloud-name"] - name := vars["cluster-reference"] - - err := json.NewDecoder(r.Body).Decode(&v) - switch { - case err == io.EOF: - http.Error(w, "Empty body", http.StatusBadRequest) - return - case err != nil: - http.Error(w, err.Error(), http.StatusUnprocessableEntity) - return - } - -// Name is required. - if v.MetaData.ClusterReference == "" { - http.Error(w, "Missing name in PUT request", http.StatusBadRequest) - return - } - - ret, err := h.client.UpdateCluster(project, logicalCloud, name, v) - if err != nil { - http.Error(w, err.Error(), - http.StatusInternalServerError) - return - } - w.Header().Set("Content-Type", "application/json") - w.WriteHeader(http.StatusCreated) - err = json.NewEncoder(w).Encode(ret) - if err != nil { - http.Error(w, err.Error(), - http.StatusInternalServerError) - return - } + var v module.Cluster + vars := mux.Vars(r) + project := vars["project-name"] + logicalCloud := vars["logical-cloud-name"] + name := vars["cluster-reference"] + + err := json.NewDecoder(r.Body).Decode(&v) + switch { + case err == io.EOF: + http.Error(w, "Empty body", http.StatusBadRequest) + return + case err != nil: + http.Error(w, err.Error(), http.StatusUnprocessableEntity) + return + } + + // Name is required. + if v.MetaData.ClusterReference == "" { + http.Error(w, "Missing name in PUT request", http.StatusBadRequest) + return + } + + ret, err := h.client.UpdateCluster(project, logicalCloud, name, v) + if err != nil { + if err.Error() == "Cluster Reference does not exist" { + http.Error(w, err.Error(), http.StatusNotFound) + return + } + http.Error(w, err.Error(), + http.StatusInternalServerError) + return + } + w.Header().Set("Content-Type", "application/json") + w.WriteHeader(http.StatusOK) + err = json.NewEncoder(w).Encode(ret) + if err != nil { + http.Error(w, err.Error(), + http.StatusInternalServerError) + return + } } //deleteHandler handles DELETE operations on a particular record func (h clusterHandler) deleteHandler(w http.ResponseWriter, r *http.Request) { - vars := mux.Vars(r) - project := vars["project-name"] - logicalCloud := vars["logical-cloud-name"] - name := vars["cluster-reference"] - - err := h.client.DeleteCluster(project, logicalCloud, name) - if err != nil { - http.Error(w, err.Error(), http.StatusInternalServerError) - return - } - - w.WriteHeader(http.StatusNoContent) + vars := mux.Vars(r) + project := vars["project-name"] + logicalCloud := vars["logical-cloud-name"] + name := vars["cluster-reference"] + + err := h.client.DeleteCluster(project, logicalCloud, name) + if err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } + + w.WriteHeader(http.StatusNoContent) +} + +// getConfigHandler handles GET operations on kubeconfigs +// Returns a kubeconfig file +func (h clusterHandler) getConfigHandler(w http.ResponseWriter, r *http.Request) { + vars := mux.Vars(r) + project := vars["project-name"] + logicalCloud := vars["logical-cloud-name"] + name := vars["cluster-reference"] + var err error + + _, err = h.client.GetCluster(project, logicalCloud, name) + if err != nil { + if err.Error() == "Cluster Reference does not exist" { + http.Error(w, err.Error(), http.StatusNotFound) + } else { + http.Error(w, err.Error(), http.StatusInternalServerError) + } + return + } + + cfg, err := h.client.GetClusterConfig(project, logicalCloud, name) + if err != nil { + if err.Error() == "The certificate for this cluster hasn't been issued yet. Please try later." { + http.Error(w, err.Error(), http.StatusAccepted) + } else if err.Error() == "Logical Cloud hasn't been applied yet" { + http.Error(w, err.Error(), http.StatusBadRequest) + } else { + http.Error(w, err.Error(), http.StatusInternalServerError) + } + return + } + + w.Header().Set("Content-Type", "application/yaml") + w.WriteHeader(http.StatusOK) + _, err = io.WriteString(w, cfg) + if err != nil { + http.Error(w, err.Error(), http.StatusInternalServerError) + return + } } |