From 2abd691a1c13315ee0fc93aab6f189bcdc6957ec Mon Sep 17 00:00:00 2001
From: Renan DelValle <renanidelvalle+noreply@gmail.com>
Date: Tue, 19 Mar 2019 14:55:22 -0700
Subject: [PATCH] Adding support for triggering an update rollback.

---
 cmd/rollback.go | 53 +++++++++++++++++++++++++++++++++++++++++++++++++
 cmd/root.go     |  2 ++
 2 files changed, 55 insertions(+)
 create mode 100644 cmd/rollback.go

diff --git a/cmd/rollback.go b/cmd/rollback.go
new file mode 100644
index 0000000..8c8d515
--- /dev/null
+++ b/cmd/rollback.go
@@ -0,0 +1,53 @@
+package cmd
+
+import (
+    "fmt"
+    "log"
+
+    "github.com/paypal/gorealis/v2/gen-go/apache/aurora"
+    "github.com/spf13/cobra"
+)
+
+func init() {
+    rootCmd.AddCommand(rollbackCmd)
+
+    rollbackCmd.AddCommand(rollbackUpdateCmd)
+    rollbackUpdateCmd.Flags().StringVarP(env, "environment", "e", "", "Aurora Environment")
+    rollbackUpdateCmd.Flags().StringVarP(role, "role", "r", "", "Aurora Role")
+    rollbackUpdateCmd.Flags().StringVarP(name, "name", "n", "", "Aurora Name")
+    rollbackUpdateCmd.Flags().StringVar(&updateID, "id", "", "Update ID")
+    rollbackUpdateCmd.Flags().StringVar(message, "message", "", "Message to store alongside resume event")
+    rollbackUpdateCmd.MarkFlagRequired("environment")
+    rollbackUpdateCmd.MarkFlagRequired("role")
+    rollbackUpdateCmd.MarkFlagRequired("name")
+    rollbackUpdateCmd.MarkFlagRequired("id")
+}
+
+var rollbackCmd = &cobra.Command{
+    Use:   "rollback",
+    Short: "rollback an operation such as an Update",
+}
+
+var rollbackUpdateCmd = &cobra.Command{
+    Use:   "update",
+    Short: "rollback an update that is currently paused",
+    Run:   rollbackUpdate,
+}
+
+func rollbackUpdate(cmd *cobra.Command, args []string) {
+    var updateMessage string
+    if message != nil {
+        updateMessage = *message
+    }
+    err := client.RollbackJobUpdate(aurora.JobUpdateKey{
+        Job: &aurora.JobKey{Environment: *env, Role: *role, Name: *name},
+        ID:  updateID,
+    }, updateMessage)
+
+    if err != nil {
+        log.Fatal(err)
+    }
+
+    fmt.Printf("Rollback update for update ID %v sent successfully\n", updateID)
+}
+
diff --git a/cmd/root.go b/cmd/root.go
index 1d6d082..7d98a2e 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -26,6 +26,8 @@ var duration time.Duration
 var percent float64
 var count int64
 var filename string
+var message = new(string)
+var updateID string
 
 const australisVer = "v0.0.7"