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step_configure_vmx.go
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step_configure_vmx.go
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package common
import (
"fmt"
"io/ioutil"
"log"
"regexp"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
// This step configures a VMX by setting some default settings as well
// as taking in custom data to set, attaching a floppy if it exists, etc.
//
// Uses:
// vmx_path string
type StepConfigureVMX struct {
CustomData map[string]string
SkipFloppy bool
}
func (s *StepConfigureVMX) Run(state multistep.StateBag) multistep.StepAction {
ui := state.Get("ui").(packer.Ui)
vmxPath := state.Get("vmx_path").(string)
vmxContents, err := ioutil.ReadFile(vmxPath)
if err != nil {
err := fmt.Errorf("Error reading VMX file: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
vmxData := ParseVMX(string(vmxContents))
// Set this so that no dialogs ever appear from Packer.
vmxData["msg.autoanswer"] = "true"
// Create a new UUID for this VM, since it is a new VM
vmxData["uuid.action"] = "create"
// Delete any generated addresses since we want to regenerate
// them. Conflicting MAC addresses is a bad time.
addrRegex := regexp.MustCompile(`(?i)^ethernet\d+\.generatedAddress`)
for k, _ := range vmxData {
if addrRegex.MatchString(k) {
delete(vmxData, k)
}
}
// Set custom data
for k, v := range s.CustomData {
log.Printf("Setting VMX: '%s' = '%s'", k, v)
vmxData[k] = v
}
// Set a floppy disk, but only if we should
if !s.SkipFloppy {
// Set a floppy disk if we have one
if floppyPathRaw, ok := state.GetOk("floppy_path"); ok {
log.Println("Floppy path present, setting in VMX")
vmxData["floppy0.present"] = "TRUE"
vmxData["floppy0.filetype"] = "file"
vmxData["floppy0.filename"] = floppyPathRaw.(string)
}
}
if err := WriteVMX(vmxPath, vmxData); err != nil {
err := fmt.Errorf("Error writing VMX file: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
return multistep.ActionContinue
}
func (s *StepConfigureVMX) Cleanup(state multistep.StateBag) {
}