chore: add service csb command

[##182651749](https://www.pivotaltracker.com/story/show/182651749)

cmd/local.go

@@ -44,6 +44,16 @@ func init() {
 	}
 	rootCmd.AddCommand(servicesCmd)
 
+	serviceCmd := &cobra.Command{
+		Use:   "service",
+		Short: "EXPERIMENTAL AND SUBJECT TO BREAKING CHANGE: provides information on a service instance",
+		Args:  cobra.ExactArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			local.Service(args[0], viper.GetString(pakCachePath))
+		},
+	}
+	rootCmd.AddCommand(serviceCmd)
+
 	const planFlag = "p"
 	updateServiceCmd := &cobra.Command{
 		Use:   "update-service NAME",

internal/local/service.go

@@ -0,0 +1,44 @@
+package local
+
+import (
+	"fmt"
+	"log"
+)
+
+func Service(name, cachePath string) {
+	instance, err := store().GetServiceInstanceDetails(nameToID(name))
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	pakDir, cleanup := pack(cachePath)
+	defer cleanup()
+
+	broker := startBroker(pakDir)
+	defer broker.Stop()
+
+	lastOperationFinalValue, _ := broker.LastOperationFinalValue(instance.GUID)
+
+	tp := newTablePrinter("")
+	serviceName, planName := lookupServiceNamesByID(broker.Client, instance.ServiceGUID, instance.PlanGUID)
+	tp.row("name:", name)
+	tp.row("guid:", instance.GUID)
+	tp.row("offering:", serviceName)
+
+	tp.row("plan:", planName)
+	tp.row("")
+	tp.row("Showing status of last operation:")
+	tp.row("status:", string(lastOperationFinalValue.State))
+	tp.row("message:", lastOperationFinalValue.Description)
+
+	tp.row("")
+	tp.row("Showing bindings: not implemented")
+
+	deployment, _ := store().GetTerraformDeployment(fmt.Sprintf("tf:%s:", instance.GUID))
+	tfVersion, _ := deployment.TFWorkspace().StateTFVersion()
+
+	tp.row("")
+	tp.row("Showing upgrade status: Terraform version in state is ", tfVersion.String())
+
+	tp.print()
+}