packer-cn/builder/proxmox/iso/config.go

115 lines
4.6 KiB
Go

//go:generate mapstructure-to-hcl2 -type Config,nicConfig,diskConfig,vgaConfig
package proxmoxiso
import (
"errors"
"fmt"
"log"
"strconv"
"strings"
proxmox "github.com/hashicorp/packer/builder/proxmox/common"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep/commonsteps"
packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
)
type Config struct {
proxmox.Config `mapstructure:",squash"`
commonsteps.ISOConfig `mapstructure:",squash"`
ISOFile string `mapstructure:"iso_file"`
ISOStoragePool string `mapstructure:"iso_storage_pool"`
UnmountISO bool `mapstructure:"unmount_iso"`
shouldUploadISO bool
}
func (c *Config) Prepare(raws ...interface{}) ([]string, []string, error) {
var errs *packersdk.MultiError
_, warnings, merrs := c.Config.Prepare(c, raws...)
if merrs != nil {
errs = packersdk.MultiErrorAppend(errs, merrs)
}
// Check ISO config
// Either a pre-uploaded ISO should be referenced in iso_file, OR a URL
// (possibly to a local file) to an ISO file that will be downloaded and
// then uploaded to Proxmox.
if c.ISOFile != "" {
c.shouldUploadISO = false
} else {
isoWarnings, isoErrors := c.ISOConfig.Prepare(&c.Ctx)
errs = packersdk.MultiErrorAppend(errs, isoErrors...)
warnings = append(warnings, isoWarnings...)
c.shouldUploadISO = true
}
if (c.ISOFile == "" && len(c.ISOConfig.ISOUrls) == 0) || (c.ISOFile != "" && len(c.ISOConfig.ISOUrls) != 0) {
errs = packersdk.MultiErrorAppend(errs, errors.New("either iso_file or iso_url, but not both, must be specified"))
}
if len(c.ISOConfig.ISOUrls) != 0 && c.ISOStoragePool == "" {
errs = packersdk.MultiErrorAppend(errs, errors.New("when specifying iso_url, iso_storage_pool must also be specified"))
}
for idx := range c.AdditionalISOFiles {
// Check AdditionalISO config
// Either a pre-uploaded ISO should be referenced in iso_file, OR a URL
// (possibly to a local file) to an ISO file that will be downloaded and
// then uploaded to Proxmox.
if c.AdditionalISOFiles[idx].ISOFile != "" {
c.AdditionalISOFiles[idx].ShouldUploadISO = false
} else {
c.AdditionalISOFiles[idx].DownloadPathKey = "downloaded_additional_iso_path_" + strconv.Itoa(idx)
isoWarnings, isoErrors := c.AdditionalISOFiles[idx].ISOConfig.Prepare(&c.Ctx)
errs = packersdk.MultiErrorAppend(errs, isoErrors...)
warnings = append(warnings, isoWarnings...)
c.AdditionalISOFiles[idx].ShouldUploadISO = true
}
if c.AdditionalISOFiles[idx].Device == "" {
log.Printf("AdditionalISOFile %d Device not set, using default 'ide3'", idx)
c.AdditionalISOFiles[idx].Device = "ide3"
}
if strings.HasPrefix(c.AdditionalISOFiles[idx].Device, "ide") {
busnumber, err := strconv.Atoi(c.AdditionalISOFiles[idx].Device[3:])
if err != nil {
errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("%s is not a valid bus index", c.AdditionalISOFiles[idx].Device[3:]))
}
if busnumber == 2 {
errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("IDE bus 2 is used by boot ISO"))
}
if busnumber > 3 {
errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("IDE bus index can't be higher than 3"))
}
}
if strings.HasPrefix(c.AdditionalISOFiles[idx].Device, "sata") {
busnumber, err := strconv.Atoi(c.AdditionalISOFiles[idx].Device[4:])
if err != nil {
errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("%s is not a valid bus index", c.AdditionalISOFiles[idx].Device[4:]))
}
if busnumber > 5 {
errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("SATA bus index can't be higher than 5"))
}
}
if strings.HasPrefix(c.AdditionalISOFiles[idx].Device, "scsi") {
busnumber, err := strconv.Atoi(c.AdditionalISOFiles[idx].Device[4:])
if err != nil {
errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("%s is not a valid bus index", c.AdditionalISOFiles[idx].Device[4:]))
}
if busnumber > 30 {
errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("SCSI bus index can't be higher than 30"))
}
}
if (c.AdditionalISOFiles[idx].ISOFile == "" && len(c.AdditionalISOFiles[idx].ISOConfig.ISOUrls) == 0) || (c.AdditionalISOFiles[idx].ISOFile != "" && len(c.AdditionalISOFiles[idx].ISOConfig.ISOUrls) != 0) {
errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("either iso_file or iso_url, but not both, must be specified for AdditionalISO file %s", c.AdditionalISOFiles[idx].Device))
}
if len(c.ISOConfig.ISOUrls) != 0 && c.ISOStoragePool == "" {
errs = packersdk.MultiErrorAppend(errs, errors.New("when specifying iso_url, iso_storage_pool must also be specified"))
}
}
if errs != nil && len(errs.Errors) > 0 {
return nil, warnings, errs
}
return nil, warnings, nil
}