Aayush Sarva
80f3e8ebf4
Signed-off-by: Aayush Sarva <checkaayush@gmail.com> Return error if field not found Signed-off-by: Aayush Sarva <checkaayush@gmail.com>
112 lines
3.6 KiB
Go
112 lines
3.6 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package utils
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import (
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"fmt"
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"strings"
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"github.com/rook/rook/pkg/util/exec"
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"github.com/rook/rook/pkg/util/sys"
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)
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//HelmHelper is wrapper for running helm commands
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type HelmHelper struct {
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executor *exec.CommandExecutor
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}
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//NewHelmHelper creates a instance of HelmHelper
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func NewHelmHelper() *HelmHelper {
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executor := &exec.CommandExecutor{}
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return &HelmHelper{executor: executor}
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}
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//Execute is wrapper for executing helm commands
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func (h *HelmHelper) Execute(args ...string) (string, error) {
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result, err := h.executor.ExecuteCommandWithOutput(false, "", "helm", args...)
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if err != nil {
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logger.Errorf("Errors Encountered while executing helm command %v: %v", result, err)
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return result, fmt.Errorf("Failed to run helm commands on args %v : %v , err -> %v", args, result, err)
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}
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return result, nil
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}
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//GetLocalRookHelmChartVersion returns helm chart version for a given chart
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func (h *HelmHelper) GetLocalRookHelmChartVersion(chartName string) (string, error) {
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cmdArgs := []string{"search", chartName}
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result, err := h.Execute(cmdArgs...)
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if err != nil {
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logger.Errorf("cannot find helm chart %v : %v", chartName, err)
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return "", fmt.Errorf("Failed to find helm chart %v : %v", chartName, err)
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}
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if strings.Contains(result, "No results found") {
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return "", fmt.Errorf("Failed to find helm chart %v ", chartName)
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}
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version := ""
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slice := strings.Fields(sys.Grep(result, chartName))
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if len(slice) >= 2 {
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version = slice[1]
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}
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if version == "" {
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return "", fmt.Errorf("Failed to find version for helm chart %v", chartName)
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}
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return version, nil
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}
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//InstallLocalRookHelmChart installs a give helm chart
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func (h *HelmHelper) InstallLocalRookHelmChart(chartName string, deployName string, chartVersion string, namespace string) error {
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cmdArgs := []string{"install", chartName, "--name", deployName, "--version", chartVersion}
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if namespace != "" {
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cmdArgs = append(cmdArgs, "--namespace", namespace)
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}
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var result string
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var err error
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result, err = h.Execute(cmdArgs...)
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if err == nil {
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return nil
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}
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logger.Infof("helm install for %s failed %v, err ->%v", chartName, result, err)
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ls, _ := h.Execute([]string{"ls"}...)
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logger.Infof("Helm ls result : %v", ls)
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ss, _ := h.Execute([]string{"search"}...)
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logger.Infof("Helm search result : %v", ss)
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rl, _ := h.Execute([]string{"repo", "list"}...)
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logger.Infof("Helm repo list result : %v", rl)
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logger.Errorf("cannot install helm chart with name : %v, version: %v, namespace: %v - %v , err: %v", chartName, chartVersion, namespace, result, err)
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return fmt.Errorf("cannot install helm chart with name : %v, version: %v, namespace: %v - %v, err: %v", chartName, chartVersion, namespace, result, err)
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}
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//DeleteLocalRookHelmChart uninstalls a give helm deploy
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func (h *HelmHelper) DeleteLocalRookHelmChart(deployName string) error {
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cmdArgs := []string{"delete", "--purge", deployName}
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_, err := h.Execute(cmdArgs...)
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if err != nil {
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logger.Errorf("cannot delete helm chart with name %v : %v", deployName, err)
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return fmt.Errorf("Failed to delete helm chart with name %v : %v", deployName, err)
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}
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return nil
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}
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