X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=internal%2Fprovidermanagement%2Fprovidermanagement.go;fp=internal%2Fprovidermanagement%2Fprovidermanagement.go;h=89430ee815b2f5b082f5358fc9393fced264eae4;hb=3d37436267da1867cf4cf9a4e39a6b0da2271b38;hp=0000000000000000000000000000000000000000;hpb=96d4aabf009d42ed479fe49aad416495201f2b2c;p=nonrtric%2Fplt%2Fsme.git

diff --git a/internal/providermanagement/providermanagement.go b/internal/providermanagement/providermanagement.go
new file mode 100644
index 0000000..89430ee
--- /dev/null
+++ b/internal/providermanagement/providermanagement.go
@@ -0,0 +1,186 @@
+// -
+//   ========================LICENSE_START=================================
+//   O-RAN-SC
+//   %%
+//   Copyright (C) 2022: Nordix Foundation
+//   %%
+//   Licensed under the Apache License, Version 2.0 (the "License");
+//   you may not use this file except in compliance with the License.
+//   You may obtain a copy of the License at
+//
+//        http://www.apache.org/licenses/LICENSE-2.0
+//
+//   Unless required by applicable law or agreed to in writing, software
+//   distributed under the License is distributed on an "AS IS" BASIS,
+//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//   See the License for the specific language governing permissions and
+//   limitations under the License.
+//   ========================LICENSE_END===================================
+//
+
+package providermanagement
+
+import (
+	"net/http"
+	"path"
+	"strings"
+	"sync"
+
+	"github.com/labstack/echo/v4"
+
+	"oransc.org/nonrtric/sme/internal/common29122"
+	provapi "oransc.org/nonrtric/sme/internal/providermanagementapi"
+
+	log "github.com/sirupsen/logrus"
+)
+
+//go:generate mockery --name ServiceRegister
+type ServiceRegister interface {
+	IsFunctionRegistered(aefId string) bool
+}
+
+type ProviderManager struct {
+	onboardedProviders map[string]provapi.APIProviderEnrolmentDetails
+	lock               sync.Mutex
+}
+
+func NewProviderManager() *ProviderManager {
+	return &ProviderManager{
+		onboardedProviders: make(map[string]provapi.APIProviderEnrolmentDetails),
+	}
+}
+
+func (pm *ProviderManager) IsFunctionRegistered(aefId string) bool {
+	registered := false
+out:
+	for _, provider := range pm.onboardedProviders {
+		for _, registeredFunc := range *provider.ApiProvFuncs {
+			if *registeredFunc.ApiProvFuncId == aefId {
+				registered = true
+				break out
+			}
+		}
+	}
+
+	return registered
+}
+
+func (pm *ProviderManager) PostRegistrations(ctx echo.Context) error {
+	var newProvider provapi.APIProviderEnrolmentDetails
+	err := ctx.Bind(&newProvider)
+	if err != nil {
+		return sendCoreError(ctx, http.StatusBadRequest, "Invalid format for provider")
+	}
+
+	if newProvider.ApiProvDomInfo == nil || *newProvider.ApiProvDomInfo == "" {
+		return sendCoreError(ctx, http.StatusBadRequest, "Provider missing required ApiProvDomInfo")
+	}
+
+	pm.lock.Lock()
+	defer pm.lock.Unlock()
+
+	newProvider.ApiProvDomId = pm.getDomainId(newProvider.ApiProvDomInfo)
+
+	pm.registerFunctions(newProvider.ApiProvFuncs)
+	pm.onboardedProviders[*newProvider.ApiProvDomId] = newProvider
+
+	uri := ctx.Request().Host + ctx.Request().URL.String()
+	ctx.Response().Header().Set(echo.HeaderLocation, ctx.Scheme()+`://`+path.Join(uri, *newProvider.ApiProvDomId))
+	err = ctx.JSON(http.StatusCreated, newProvider)
+	if err != nil {
+		// Something really bad happened, tell Echo that our handler failed
+		return err
+	}
+
+	return nil
+}
+
+func (pm *ProviderManager) DeleteRegistrationsRegistrationId(ctx echo.Context, registrationId string) error {
+	pm.lock.Lock()
+	defer pm.lock.Unlock()
+
+	log.Debug(pm.onboardedProviders)
+	if _, ok := pm.onboardedProviders[registrationId]; ok {
+		log.Debug("Deleting provider", registrationId)
+		delete(pm.onboardedProviders, registrationId)
+	}
+
+	return ctx.NoContent(http.StatusNoContent)
+}
+
+func (pm *ProviderManager) PutRegistrationsRegistrationId(ctx echo.Context, registrationId string) error {
+	registeredProvider, ok := pm.onboardedProviders[registrationId]
+	if !ok {
+		return sendCoreError(ctx, http.StatusBadRequest, "Provider must be onboarded before updating it")
+
+	}
+
+	var updatedProvider provapi.APIProviderEnrolmentDetails
+	err := ctx.Bind(&updatedProvider)
+	if err != nil {
+		return sendCoreError(ctx, http.StatusBadRequest, "Invalid format for provider")
+	}
+
+	for _, function := range *updatedProvider.ApiProvFuncs {
+		if function.ApiProvFuncId == nil {
+			function.ApiProvFuncId = pm.getFuncId(function.ApiProvFuncRole, function.ApiProvFuncInfo)
+			registeredFuncs := *registeredProvider.ApiProvFuncs
+			newFuncs := append(registeredFuncs, function)
+			registeredProvider.ApiProvFuncs = &newFuncs
+			pm.onboardedProviders[*registeredProvider.ApiProvDomId] = registeredProvider
+		}
+	}
+
+	err = ctx.JSON(http.StatusOK, registeredProvider)
+	if err != nil {
+		// Something really bad happened, tell Echo that our handler failed
+		return err
+	}
+
+	return nil
+}
+
+func (pm *ProviderManager) ModifyIndApiProviderEnrolment(ctx echo.Context, registrationId string) error {
+	return ctx.NoContent(http.StatusNotImplemented)
+}
+
+func (pm *ProviderManager) registerFunctions(provFuncs *[]provapi.APIProviderFunctionDetails) {
+	if provFuncs == nil {
+		return
+	}
+	for i, provFunc := range *provFuncs {
+		(*provFuncs)[i].ApiProvFuncId = pm.getFuncId(provFunc.ApiProvFuncRole, provFunc.ApiProvFuncInfo)
+	}
+}
+
+func (pm *ProviderManager) getDomainId(domainInfo *string) *string {
+	idAsString := "domain_id_" + strings.ReplaceAll(*domainInfo, " ", "_")
+	return &idAsString
+}
+
+func (pm *ProviderManager) getFuncId(role provapi.ApiProviderFuncRole, funcInfo *string) *string {
+	var idPrefix string
+	switch role {
+	case provapi.ApiProviderFuncRoleAPF:
+		idPrefix = "APF_id_"
+	case provapi.ApiProviderFuncRoleAMF:
+		idPrefix = "AMF_id_"
+	case provapi.ApiProviderFuncRoleAEF:
+		idPrefix = "AEF_id_"
+	default:
+		idPrefix = "function_id_"
+	}
+	idAsString := idPrefix + strings.ReplaceAll(*funcInfo, " ", "_")
+	return &idAsString
+}
+
+// This function wraps sending of an error in the Error format, and
+// handling the failure to marshal that.
+func sendCoreError(ctx echo.Context, code int, message string) error {
+	pd := common29122.ProblemDetails{
+		Cause:  &message,
+		Status: &code,
+	}
+	err := ctx.JSON(code, pd)
+	return err
+}