diff options
author | 2020-04-13 16:45:39 +0000 | |
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committer | 2020-04-13 16:45:39 +0000 | |
commit | 502b61039dbdc9089768a49b87163e654d8cbfb7 (patch) | |
tree | ea6d652ad8baf78574dec5b14f7bc959bbf21204 /src/orchestrator/pkg/module/instantiation.go | |
parent | 10b17da590fc43622c6080815f65fbbb2721b640 (diff) | |
parent | c644ab480d2a764ee242cca14f96ea28a181bcad (diff) |
Merge "Resolve the helm templates"
Diffstat (limited to 'src/orchestrator/pkg/module/instantiation.go')
-rw-r--r-- | src/orchestrator/pkg/module/instantiation.go | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/src/orchestrator/pkg/module/instantiation.go b/src/orchestrator/pkg/module/instantiation.go new file mode 100644 index 00000000..3c704181 --- /dev/null +++ b/src/orchestrator/pkg/module/instantiation.go @@ -0,0 +1,143 @@ +/* + * Copyright 2020 Intel Corporation, Inc + * + * 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. + */ + +package module + +import ( + "fmt" + "github.com/onap/multicloud-k8s/src/orchestrator/utils/helm" + + "github.com/onap/multicloud-k8s/src/orchestrator/utils/types" + pkgerrors "github.com/pkg/errors" + + "encoding/base64" + "log" +) + +// ManifestFileName is the name given to the manifest file in the profile package +const ManifestFileName = "manifest.yaml" + +// InstantiationClient implements the InstantiationManager +type InstantiationClient struct { + storeName string + tagMetaData string +} + +// InstantiationManager is an interface which exposes the +// InstantiationManager functionalities +type InstantiationManager interface { + //ApproveInstantiation(p string, ca string, v string, di string) (error) + Instantiate(p string, ca string, v string, di string) error +} + +// NewInstantiationClient returns an instance of InstantiationClient +func NewInstantiationClient() *InstantiationClient { + return &InstantiationClient{ + storeName: "orchestrator", + tagMetaData: "instantiation", + } +} + +// TODO +//ApproveInstantiation approves an instantiation +// func (c InstantiationClient) ApproveInstantiation(p string, ca string, v string, di string) (error){ +// } + +func getOverrideValuesByAppName(ov []OverrideValues, a string) map[string]string { + for _, eachOverrideVal := range ov { + if eachOverrideVal.AppName == a { + return eachOverrideVal.ValuesObj + } + } + return map[string]string{} +} + +// GetSortedTemplateForApp returns the sorted templates. +//It takes in arguments - appName, project, compositeAppName, releaseName, compositeProfileName, array of override values +func GetSortedTemplateForApp(appName, p, ca, v, rName, cp string, overrideValues []OverrideValues) ([]types.KubernetesResourceTemplate, error) { + + log.Println("Processing App.. ", appName) + + var sortedTemplates []types.KubernetesResourceTemplate + + aC, err := NewAppClient().GetAppContent(appName, p, ca, v) + if err != nil { + return sortedTemplates, pkgerrors.Wrap(err, fmt.Sprint("Not finding the content of app:: ", appName)) + } + appContent, err := base64.StdEncoding.DecodeString(aC.FileContent) + if err != nil { + return sortedTemplates, pkgerrors.Wrap(err, "Fail to convert to byte array") + } + log.Println("Got the app content..") + + appPC, err := NewAppProfileClient().GetAppProfileContentByApp(p, ca, v, cp, appName) + if err != nil { + return sortedTemplates, pkgerrors.Wrap(err, fmt.Sprintf("Not finding the appProfileContent for:: %s", appName)) + } + appProfileContent, err := base64.StdEncoding.DecodeString(appPC.Profile) + if err != nil { + return sortedTemplates, pkgerrors.Wrap(err, "Fail to convert to byte array") + } + + log.Println("Got the app Profile content ...") + + overrideValuesOfApp := getOverrideValuesByAppName(overrideValues, appName) + //Convert override values from map to array of strings of the following format + //foo=bar + overrideValuesOfAppStr := []string{} + if overrideValuesOfApp != nil { + for k, v := range overrideValuesOfApp { + overrideValuesOfAppStr = append(overrideValuesOfAppStr, k+"="+v) + } + } + + sortedTemplates, err = helm.NewTemplateClient("", "default", rName, + ManifestFileName).Resolve(appContent, + appProfileContent, overrideValuesOfAppStr, + rName, appName) + + log.Printf("The len of the sortedTemplates :: %d", len(sortedTemplates)) + + return sortedTemplates, err +} + +// Instantiate methods takes in project +func (c InstantiationClient) Instantiate(p string, ca string, v string, di string) error { + + dIGrp, err := NewDeploymentIntentGroupClient().GetDeploymentIntentGroup(di, p, ca, v) + if err != nil { + return pkgerrors.Wrap(err, "Not finding the deploymentIntentGroup") + } + rName := dIGrp.Spec.Version //rName is releaseName + overrideValues := dIGrp.Spec.OverrideValuesObj + cp := dIGrp.Spec.Profile + + log.Printf("dIGrp :: %s, releaseName :: %s and cp :: %s \n", dIGrp.MetaData.Name, rName, cp) + allApps, err := NewAppClient().GetApps(p, ca, v) + if err != nil { + return pkgerrors.Wrap(err, "Not finding the apps") + } + for _, eachApp := range allApps { + sortedTemplates, err := GetSortedTemplateForApp(eachApp.Metadata.Name, p, ca, v, rName, cp, overrideValues) + if err != nil { + return pkgerrors.Wrap(err, "Unable to get the sorted templates for app") + } + log.Printf("Resolved all the templates for app :: %s under the compositeApp...", eachApp.Metadata.Name) + log.Printf("sortedTemplates :: %v ", sortedTemplates) + } + log.Printf("Done with instantiation...") + return err +} |