110 lines
2.9 KiB
Go
110 lines
2.9 KiB
Go
package common
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import (
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"context"
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"fmt"
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"log"
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"regexp"
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"strings"
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"github.com/hashicorp/packer/helper/multistep"
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"github.com/hashicorp/packer/packer"
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)
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// This step configures a VMX by setting some default settings as well
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// as taking in custom data to set, attaching a floppy if it exists, etc.
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//
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// Uses:
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// vmx_path string
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//
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// Produces:
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// display_name string - Value of the displayName key set in the VMX file
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type StepConfigureVMX struct {
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CustomData map[string]string
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DisplayName string
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SkipFloppy bool
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VMName string
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}
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func (s *StepConfigureVMX) Run(_ context.Context, state multistep.StateBag) multistep.StepAction {
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log.Printf("Configuring VMX...\n")
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var err error
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ui := state.Get("ui").(packer.Ui)
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vmxPath := state.Get("vmx_path").(string)
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vmxData, err := ReadVMX(vmxPath)
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if err != nil {
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err := fmt.Errorf("Error reading VMX file: %s", err)
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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// Set this so that no dialogs ever appear from Packer.
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vmxData["msg.autoanswer"] = "true"
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// Create a new UUID for this VM, since it is a new VM
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vmxData["uuid.action"] = "create"
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// Delete any generated addresses since we want to regenerate
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// them. Conflicting MAC addresses is a bad time.
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addrRegex := regexp.MustCompile(`(?i)^ethernet\d+\.generatedAddress`)
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for k := range vmxData {
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if addrRegex.MatchString(k) {
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delete(vmxData, k)
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}
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}
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// Set custom data
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for k, v := range s.CustomData {
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log.Printf("Setting VMX: '%s' = '%s'", k, v)
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k = strings.ToLower(k)
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vmxData[k] = v
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}
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// Set a floppy disk, but only if we should
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if !s.SkipFloppy {
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// Set a floppy disk if we have one
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if floppyPathRaw, ok := state.GetOk("floppy_path"); ok {
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log.Println("Floppy path present, setting in VMX")
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vmxData["floppy0.present"] = "TRUE"
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vmxData["floppy0.filetype"] = "file"
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vmxData["floppy0.filename"] = floppyPathRaw.(string)
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}
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}
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// If the build is taking place on a remote ESX server, the displayName
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// will be needed for discovery of the VM's IP address and for export
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// of the VM. The displayName key should always be set in the VMX file,
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// so error if we don't find it and the user has not set it in the config.
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if s.DisplayName != "" {
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vmxData["displayname"] = s.DisplayName
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state.Put("display_name", s.DisplayName)
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} else {
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displayName, ok := vmxData["displayname"]
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if !ok { // Packer converts key names to lowercase!
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err := fmt.Errorf("Error: Could not get value of displayName from VMX data")
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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} else {
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state.Put("display_name", displayName)
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}
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}
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err = WriteVMX(vmxPath, vmxData)
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if err != nil {
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err := fmt.Errorf("Error writing VMX file: %s", err)
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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return multistep.ActionContinue
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}
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func (s *StepConfigureVMX) Cleanup(state multistep.StateBag) {
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}
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