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-rw-r--r--src/orchestrator/utils/profile_yaml.go109
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diff --git a/src/orchestrator/utils/profile_yaml.go b/src/orchestrator/utils/profile_yaml.go
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+/*
+ * 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 utils
+
+import (
+ "io/ioutil"
+ "log"
+ "path/filepath"
+
+ "github.com/ghodss/yaml"
+ pkgerrors "github.com/pkg/errors"
+)
+
+/*
+#Sample Yaml format for profile manifest.yaml
+---
+version: v1
+type:
+ values: "values_override.yaml"
+ configresource:
+ - filepath: config.yaml
+ chartpath: chart/config/resources/config.yaml
+ - filepath: config2.yaml
+ chartpath: chart/config/resources/config2.yaml
+*/
+
+type overrideFiles struct {
+ FilePath string `yaml:"filepath"`
+ ChartPath string `yaml:"chartpath"`
+}
+
+type supportedOverrides struct {
+ ConfigResource []overrideFiles `yaml:"configresource"`
+ Values string `yaml:"values"`
+}
+
+type profileOverride struct {
+ Version string `yaml:"version"`
+ Type supportedOverrides `yaml:"type"`
+}
+
+type ProfileYamlClient struct {
+ path string
+ override profileOverride
+}
+
+func (p ProfileYamlClient) Print() {
+ log.Println(p.override)
+}
+
+//GetValues returns a path to the override values.yam
+//that was part of the profile
+func (p ProfileYamlClient) GetValues() string {
+ return filepath.Join(p.path, p.override.Type.Values)
+}
+
+//CopyConfigurationOverrides copies the various files that are
+//provided as overrides to their corresponding locations within
+//the destination chart.
+func (p ProfileYamlClient) CopyConfigurationOverrides(chartPath string) error {
+
+ //Iterate over each configresource and copy that file into
+ //the respective path in the chart.
+ for _, v := range p.override.Type.ConfigResource {
+ data, err := ioutil.ReadFile(filepath.Join(p.path, v.FilePath))
+ if err != nil {
+ return pkgerrors.Wrap(err, "Reading configuration file")
+ }
+ err = ioutil.WriteFile(filepath.Join(chartPath, v.ChartPath), data, 0644)
+ if err != nil {
+ return pkgerrors.Wrap(err, "Writing configuration file into chartpath")
+ }
+ }
+
+ return nil
+}
+
+//ProcessProfileYaml parses the manifest.yaml file that is part of the profile
+//package and creates the appropriate structures out of it.
+func ProcessProfileYaml(fpath string, manifestFileName string) (ProfileYamlClient, error) {
+
+ p := filepath.Join(fpath, manifestFileName)
+ data, err := ioutil.ReadFile(p)
+ if err != nil {
+ return ProfileYamlClient{}, pkgerrors.Wrap(err, "Reading manifest file")
+ }
+
+ out := profileOverride{}
+ err = yaml.Unmarshal(data, &out)
+ if err != nil {
+ return ProfileYamlClient{}, pkgerrors.Wrap(err, "Marshaling manifest yaml file")
+ }
+
+ return ProfileYamlClient{path: fpath, override: out}, nil
+}