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Extra CD support, supply files via cd_files or cd_content (#119)
* Extra CD support, supply files via cd_files or cd_content * Fix highlighted go linter errors * Add suggested tweak * Use driver for adding CDROM and add tests --------- Co-authored-by: Carlos Lapao <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| // Copyright (c) HashiCorp, Inc. | ||
| // SPDX-License-Identifier: MPL-2.0 | ||
|
|
||
| package common | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "log" | ||
|
|
||
| "github.com/hashicorp/packer-plugin-sdk/multistep" | ||
| packersdk "github.com/hashicorp/packer-plugin-sdk/packer" | ||
| ) | ||
|
|
||
| // StepAttachCD is a step that attaches a cd to the virtual machine. | ||
| // | ||
| // Uses: | ||
| // | ||
| // driver Driver | ||
| // ui packersdk.Ui | ||
| // vmName string | ||
| // | ||
| // Produces: | ||
| type StepAttachCD struct { | ||
| cdPath string | ||
| cdromDevice string | ||
| } | ||
|
|
||
| // Run adds a virtual CD to the VM and attaches the image. | ||
| // If the image is not specified, then this step will be skipped. | ||
| func (s *StepAttachCD) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction { | ||
| // Determine if we even have a cd to attach | ||
| var cdPath string | ||
| if cdPathRaw, ok := state.GetOk("cd_path"); ok { | ||
| cdPath = cdPathRaw.(string) | ||
| } else { | ||
| log.Println("No cd found, not attaching.") | ||
| return multistep.ActionContinue | ||
| } | ||
|
|
||
| driver := state.Get("driver").(Driver) | ||
| ui := state.Get("ui").(packersdk.Ui) | ||
| vmName := state.Get("vmName").(string) | ||
|
|
||
| ui.Say("Attaching cd...") | ||
| // Attaching the cd using the driver | ||
| cdrom, err := driver.DeviceAddCDROM(vmName, cdPath) | ||
| if err != nil { | ||
| err = fmt.Errorf("error attaching cd: %s", err) | ||
| state.Put("error", err) | ||
| ui.Error(err.Error()) | ||
| return multistep.ActionHalt | ||
| } | ||
| // Track the device name so that we can can delete later | ||
| s.cdromDevice = cdrom | ||
|
|
||
| return multistep.ActionContinue | ||
| } | ||
|
|
||
| // Cleanup removes the virtual FDD device attached to the VM. | ||
| func (s *StepAttachCD) Cleanup(state multistep.StateBag) { | ||
| driver := state.Get("driver").(Driver) | ||
| vmName := state.Get("vmName").(string) | ||
|
|
||
| if s.cdPath == "" { | ||
| return | ||
| } | ||
|
|
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| log.Println("Detaching cd disk...") | ||
| command := []string{ | ||
| "set", vmName, | ||
| "--device-del", s.cdromDevice, | ||
| } | ||
| _ = driver.Prlctl(command...) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| // Copyright (c) HashiCorp, Inc. | ||
| // SPDX-License-Identifier: MPL-2.0 | ||
|
|
||
| package common | ||
|
|
||
| import ( | ||
| "context" | ||
| "io/ioutil" | ||
| "os" | ||
| "testing" | ||
|
|
||
| "github.com/hashicorp/packer-plugin-sdk/multistep" | ||
| ) | ||
|
|
||
| func TestStepAttachCD_impl(t *testing.T) { | ||
| var _ multistep.Step = new(StepAttachCD) | ||
| } | ||
|
|
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| func TestStepAttachCD(t *testing.T) { | ||
| state := testState(t) | ||
| step := new(StepAttachCD) | ||
|
|
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| // Create a temporary file for our CD | ||
| tf, err := ioutil.TempFile("", "packer") | ||
| if err != nil { | ||
| t.Fatalf("err: %s", err) | ||
| } | ||
| tf.Close() | ||
| defer os.Remove(tf.Name()) | ||
|
|
||
| state.Put("cd_path", tf.Name()) | ||
| state.Put("vmName", "foo") | ||
|
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| driver := state.Get("driver").(*DriverMock) | ||
|
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| // Test the run | ||
| if action := step.Run(context.Background(), state); action != multistep.ActionContinue { | ||
| t.Fatalf("bad action: %#v", action) | ||
| } | ||
| if _, ok := state.GetOk("error"); ok { | ||
| t.Fatal("should NOT have error") | ||
| } | ||
|
|
||
| if !driver.DeviceAddCDROMCalled { | ||
| t.Fatal("DeviceAddCDROM not called") | ||
| } | ||
| if driver.DeviceAddCDROMName != "foo" { | ||
| t.Fatal("DeviceAddCDROM name isn't what we specified (foo)") | ||
| } | ||
| if driver.DeviceAddCDROMResult != "cdrom0" { | ||
| t.Fatal("DeviceAddCDROM didn't return cdrom0") | ||
| } | ||
| if driver.DeviceAddCDROMErr != nil { | ||
| t.Fatal("DeviceAddCDROM returned an error") | ||
| } | ||
|
|
||
| } | ||
|
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| func TestStepAttachCD_noCD(t *testing.T) { | ||
| state := testState(t) | ||
| step := new(StepAttachCD) | ||
|
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| driver := state.Get("driver").(*DriverMock) | ||
|
|
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| // Test the run | ||
| if action := step.Run(context.Background(), state); action != multistep.ActionContinue { | ||
| t.Fatalf("bad action: %#v", action) | ||
| } | ||
| if _, ok := state.GetOk("error"); ok { | ||
| t.Fatal("should NOT have error") | ||
| } | ||
|
|
||
| if driver.DeviceAddCDROMCalled { | ||
| t.Fatal("DeviceAddCDROM has been called") | ||
| } | ||
| } |
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