From d78787e1823a46525a3c622be7f331986b8e5dd3 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Tue, 5 Nov 2013 18:11:38 -0800
Subject: [PATCH] builder/qemu: remove floppy support, not used currently

---
 builder/qemu/builder.go          | 18 -------
 builder/qemu/builder_test.go     | 33 -------------
 builder/qemu/step_copy_floppy.go | 84 --------------------------------
 3 files changed, 135 deletions(-)
 delete mode 100644 builder/qemu/step_copy_floppy.go

diff --git a/builder/qemu/builder.go b/builder/qemu/builder.go
index e22d090c2..9a93efcd8 100644
--- a/builder/qemu/builder.go
+++ b/builder/qemu/builder.go
@@ -58,7 +58,6 @@ type config struct {
 	BootCommand     []string   `mapstructure:"boot_command"`
 	DiskInterface   string     `mapstructure:"disk_interface"`
 	DiskSize        uint       `mapstructure:"disk_size"`
-	FloppyFiles     []string   `mapstructure:"floppy_files"`
 	Format          string     `mapstructure:"format"`
 	Headless        bool       `mapstructure:"headless"`
 	HTTPDir         string     `mapstructure:"http_directory"`
@@ -111,10 +110,6 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
 		b.config.DiskSize = 40000
 	}
 
-	if b.config.FloppyFiles == nil {
-		b.config.FloppyFiles = make([]string, 0)
-	}
-
 	if b.config.Accelerator == "" {
 		b.config.Accelerator = "kvm"
 	}
@@ -220,16 +215,6 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
 		}
 	}
 
-	for i, file := range b.config.FloppyFiles {
-		var err error
-		b.config.FloppyFiles[i], err = b.config.tpl.Process(file, nil)
-		if err != nil {
-			errs = packer.MultiErrorAppend(errs,
-				fmt.Errorf("Error processing floppy_files[%d]: %s",
-					i, err))
-		}
-	}
-
 	if !(b.config.Format == "qcow2" || b.config.Format == "raw") {
 		errs = packer.MultiErrorAppend(
 			errs, errors.New("invalid format, only 'qcow2' or 'img' are allowed"))
@@ -383,9 +368,6 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 			Url:          b.config.ISOUrls,
 		},
 		new(stepPrepareOutputDir),
-		&common.StepCreateFloppy{
-			Files: b.config.FloppyFiles,
-		},
 		new(stepCreateDisk),
 		new(stepHTTPServer),
 		new(stepForwardSSH),
diff --git a/builder/qemu/builder_test.go b/builder/qemu/builder_test.go
index 4fb4338a9..86c561263 100644
--- a/builder/qemu/builder_test.go
+++ b/builder/qemu/builder_test.go
@@ -164,39 +164,6 @@ func TestBuilderPrepare_DiskSize(t *testing.T) {
 	}
 }
 
-func TestBuilderPrepare_FloppyFiles(t *testing.T) {
-	var b Builder
-	config := testConfig()
-
-	delete(config, "floppy_files")
-	warns, err := b.Prepare(config)
-	if len(warns) > 0 {
-		t.Fatalf("bad: %#v", warns)
-	}
-	if err != nil {
-		t.Fatalf("bad err: %s", err)
-	}
-
-	if len(b.config.FloppyFiles) != 0 {
-		t.Fatalf("bad: %#v", b.config.FloppyFiles)
-	}
-
-	config["floppy_files"] = []string{"foo", "bar"}
-	b = Builder{}
-	warns, err = b.Prepare(config)
-	if len(warns) > 0 {
-		t.Fatalf("bad: %#v", warns)
-	}
-	if err != nil {
-		t.Fatalf("should not have error: %s", err)
-	}
-
-	expected := []string{"foo", "bar"}
-	if !reflect.DeepEqual(b.config.FloppyFiles, expected) {
-		t.Fatalf("bad: %#v", b.config.FloppyFiles)
-	}
-}
-
 func TestBuilderPrepare_HTTPPort(t *testing.T) {
 	var b Builder
 	config := testConfig()
diff --git a/builder/qemu/step_copy_floppy.go b/builder/qemu/step_copy_floppy.go
deleted file mode 100644
index 28acfae9f..000000000
--- a/builder/qemu/step_copy_floppy.go
+++ /dev/null
@@ -1,84 +0,0 @@
-package qemu
-
-import (
-	"fmt"
-	"github.com/mitchellh/multistep"
-	"github.com/mitchellh/packer/packer"
-	"io"
-	"io/ioutil"
-	"log"
-	"os"
-	"path/filepath"
-)
-
-// This step attaches the ISO to the virtual machine.
-//
-// Uses:
-//
-// Produces:
-type stepCopyFloppy struct {
-	floppyPath string
-}
-
-func (s *stepCopyFloppy) Run(state multistep.StateBag) multistep.StepAction {
-	// Determine if we even have a floppy disk to attach
-	var floppyPath string
-	if floppyPathRaw, ok := state.GetOk("floppy_path"); ok {
-		floppyPath = floppyPathRaw.(string)
-	} else {
-		log.Println("No floppy disk, not attaching.")
-		return multistep.ActionContinue
-	}
-
-	// copy the floppy for exclusive use during the vm creation
-	ui := state.Get("ui").(packer.Ui)
-	ui.Say("Copying floppy disk for exclusive use...")
-	floppyPath, err := s.copyFloppy(floppyPath)
-	if err != nil {
-		state.Put("error", fmt.Errorf("Error preparing floppy: %s", err))
-		return multistep.ActionHalt
-	}
-
-	// Track the path so that we can remove it later
-	s.floppyPath = floppyPath
-
-	return multistep.ActionContinue
-}
-
-func (s *stepCopyFloppy) Cleanup(state multistep.StateBag) {
-	if s.floppyPath == "" {
-		return
-	}
-
-	// Delete the floppy disk
-	ui := state.Get("ui").(packer.Ui)
-	ui.Say("Removing floppy disk previously copied...")
-	defer os.Remove(s.floppyPath)
-}
-
-func (s *stepCopyFloppy) copyFloppy(path string) (string, error) {
-	tempdir, err := ioutil.TempDir("", "packer")
-	if err != nil {
-		return "", err
-	}
-
-	floppyPath := filepath.Join(tempdir, "floppy.img")
-	f, err := os.Create(floppyPath)
-	if err != nil {
-		return "", err
-	}
-	defer f.Close()
-
-	sourceF, err := os.Open(path)
-	if err != nil {
-		return "", err
-	}
-	defer sourceF.Close()
-
-	log.Printf("Copying floppy to temp location: %s", floppyPath)
-	if _, err := io.Copy(f, sourceF); err != nil {
-		return "", err
-	}
-
-	return floppyPath, nil
-}