Add new galasabld command for failed gh workflows (#68)

Signed-off-by: Jade Carino <carino_jade@yahoo.co.uk>

pkg/cmd/root.go

@@ -17,7 +17,7 @@ var rootCmd = &cobra.Command{
 	Use:     "galasabld",
 	Short:   "Build utilities for Galasa",
 	Long:    "",
-	Version: "0.36.0",
+	Version: "0.38.0",
 }
 
 func Execute() {

pkg/cmd/slackpostWorkflows.go

@@ -0,0 +1,66 @@
+/*
+ * Copyright contributors to the Galasa project
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package cmd
+
+import (
+	"fmt"
+	"net/http"
+	"os"
+	"strings"
+	"time"
+
+	"github.com/spf13/cobra"
+)
+
+var (
+	slackpostWorkflowsCmd = &cobra.Command{
+		Use:   "workflows",
+		Short: "Make a Slack post of a failed GitHub workflow",
+		Long:  "",
+		Run:   slackpostWorkflowsExecute,
+	}
+	repo				string
+	workflowName        	string
+	workflowRunNumber  	string
+	ref          		string
+)
+
+func init() {
+	slackpostWorkflowsCmd.PersistentFlags().StringVar(&repo, "repo", "", "The name of the repository of the workflow that failed")
+	slackpostWorkflowsCmd.PersistentFlags().StringVar(&workflowName, "workflowName", "", "The name of the workflow that failed")
+	slackpostWorkflowsCmd.PersistentFlags().StringVar(&workflowRunNumber, "workflowRunNum", "", "The number of the workflow run that failed")
+	slackpostWorkflowsCmd.PersistentFlags().StringVar(&ref, "ref", "", "The name of the branch/ref that was being built")
+
+	slackpostWorkflowsCmd.MarkPersistentFlagRequired("repo")
+	slackpostWorkflowsCmd.MarkPersistentFlagRequired("workflowName")
+	slackpostWorkflowsCmd.MarkPersistentFlagRequired("workflowRunNum")
+	slackpostWorkflowsCmd.MarkPersistentFlagRequired("ref")
+
+	slackpostCmd.AddCommand(slackpostWorkflowsCmd)
+}
+
+func slackpostWorkflowsExecute(cmd *cobra.Command, args []string) {
+	fmt.Printf("Galasa Build - Slack Failed GitHub Workflow Report - version %v\n", rootCmd.Version)
+
+	linkToWorkflowRun := fmt.Sprintf("https://github.com/galasa-dev/%s/actions/runs/%s", repo, workflowRunNumber)
+
+	content := fmt.Sprintf("Galasa GitHub workflow failure:\n\nThe '%s' workflow failed for the '%s' repository when building the '%s' ref. Please see %s for details.", workflowName, repo, ref, linkToWorkflowRun)
+
+	client := http.Client{
+	Timeout: time.Second * 30,
+	}
+
+	body := fmt.Sprintf("{\"text\":\"%s\"}", content)
+
+	resp, err := client.Post(slackWebhook, "application/json", strings.NewReader(body))
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+
+	fmt.Fprintln(os.Stdout, resp.Status)
+
+}