packer-cn/builder/proxmox/config.go

261 lines
8.5 KiB
Go

//go:generate mapstructure-to-hcl2 -type Config,nicConfig,diskConfig,vgaConfig
package proxmox
import (
"errors"
"fmt"
"log"
"net/url"
"os"
"strings"
"time"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/common/bootcommand"
"github.com/hashicorp/packer/common/uuid"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/helper/config"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/template/interpolate"
"github.com/mitchellh/mapstructure"
)
type Config struct {
common.PackerConfig `mapstructure:",squash"`
common.HTTPConfig `mapstructure:",squash"`
common.ISOConfig `mapstructure:",squash"`
bootcommand.BootConfig `mapstructure:",squash"`
BootKeyInterval time.Duration `mapstructure:"boot_key_interval"`
Comm communicator.Config `mapstructure:",squash"`
ProxmoxURLRaw string `mapstructure:"proxmox_url"`
proxmoxURL *url.URL
SkipCertValidation bool `mapstructure:"insecure_skip_tls_verify"`
Username string `mapstructure:"username"`
Password string `mapstructure:"password"`
Node string `mapstructure:"node"`
Pool string `mapstructure:"pool"`
VMName string `mapstructure:"vm_name"`
VMID int `mapstructure:"vm_id"`
Memory int `mapstructure:"memory"`
Cores int `mapstructure:"cores"`
CPUType string `mapstructure:"cpu_type"`
Sockets int `mapstructure:"sockets"`
OS string `mapstructure:"os"`
VGA vgaConfig `mapstructure:"vga"`
NICs []nicConfig `mapstructure:"network_adapters"`
Disks []diskConfig `mapstructure:"disks"`
ISOFile string `mapstructure:"iso_file"`
ISOStoragePool string `mapstructure:"iso_storage_pool"`
Agent bool `mapstructure:"qemu_agent"`
SCSIController string `mapstructure:"scsi_controller"`
Onboot bool `mapstructure:"onboot"`
TemplateName string `mapstructure:"template_name"`
TemplateDescription string `mapstructure:"template_description"`
UnmountISO bool `mapstructure:"unmount_iso"`
CloudInit bool `mapstructure:"cloud_init"`
CloudInitStoragePool string `mapstructure:"cloud_init_storage_pool"`
shouldUploadISO bool
ctx interpolate.Context
}
type nicConfig struct {
Model string `mapstructure:"model"`
MACAddress string `mapstructure:"mac_address"`
Bridge string `mapstructure:"bridge"`
VLANTag string `mapstructure:"vlan_tag"`
}
type diskConfig struct {
Type string `mapstructure:"type"`
StoragePool string `mapstructure:"storage_pool"`
StoragePoolType string `mapstructure:"storage_pool_type"`
Size string `mapstructure:"disk_size"`
CacheMode string `mapstructure:"cache_mode"`
DiskFormat string `mapstructure:"format"`
}
type vgaConfig struct {
Type string `mapstructure:"type"`
Memory int `mapstructure:"memory"`
}
func (c *Config) Prepare(raws ...interface{}) ([]string, error) {
// Agent defaults to true
c.Agent = true
// Do not add a cloud-init cdrom by default
c.CloudInit = false
var md mapstructure.Metadata
err := config.Decode(c, &config.DecodeOpts{
Metadata: &md,
Interpolate: true,
InterpolateContext: &c.ctx,
InterpolateFilter: &interpolate.RenderFilter{
Exclude: []string{
"boot_command",
},
},
}, raws...)
if err != nil {
return nil, err
}
var errs *packer.MultiError
warnings := make([]string, 0)
// Defaults
if c.ProxmoxURLRaw == "" {
c.ProxmoxURLRaw = os.Getenv("PROXMOX_URL")
}
if c.Username == "" {
c.Username = os.Getenv("PROXMOX_USERNAME")
}
if c.Password == "" {
c.Password = os.Getenv("PROXMOX_PASSWORD")
}
if c.BootKeyInterval == 0 && os.Getenv(common.PackerKeyEnv) != "" {
var err error
c.BootKeyInterval, err = time.ParseDuration(os.Getenv(common.PackerKeyEnv))
if err != nil {
errs = packer.MultiErrorAppend(errs, err)
}
}
if c.BootKeyInterval == 0 {
c.BootKeyInterval = 5 * time.Millisecond
}
if c.VMName == "" {
// Default to packer-[time-ordered-uuid]
c.VMName = fmt.Sprintf("packer-%s", uuid.TimeOrderedUUID())
}
if c.Memory < 16 {
log.Printf("Memory %d is too small, using default: 512", c.Memory)
c.Memory = 512
}
if c.Cores < 1 {
log.Printf("Number of cores %d is too small, using default: 1", c.Cores)
c.Cores = 1
}
if c.Sockets < 1 {
log.Printf("Number of sockets %d is too small, using default: 1", c.Sockets)
c.Sockets = 1
}
if c.CPUType == "" {
log.Printf("CPU type not set, using default 'kvm64'")
c.CPUType = "kvm64"
}
if c.OS == "" {
log.Printf("OS not set, using default 'other'")
c.OS = "other"
}
for idx := range c.NICs {
if c.NICs[idx].Model == "" {
log.Printf("NIC %d model not set, using default 'e1000'", idx)
c.NICs[idx].Model = "e1000"
}
}
for idx := range c.Disks {
if c.Disks[idx].Type == "" {
log.Printf("Disk %d type not set, using default 'scsi'", idx)
c.Disks[idx].Type = "scsi"
}
if c.Disks[idx].Size == "" {
log.Printf("Disk %d size not set, using default '20G'", idx)
c.Disks[idx].Size = "20G"
}
if c.Disks[idx].CacheMode == "" {
log.Printf("Disk %d cache mode not set, using default 'none'", idx)
c.Disks[idx].CacheMode = "none"
}
// For any storage pool types which aren't in rxStorageTypes in proxmox-api/proxmox/config_qemu.go:890
// (currently zfspool|lvm|rbd|cephfs), the format parameter is mandatory. Make sure this is still up to date
// when updating the vendored code!
if !contains([]string{"zfspool", "lvm", "rbd", "cephfs"}, c.Disks[idx].StoragePoolType) && c.Disks[idx].DiskFormat == "" {
errs = packer.MultiErrorAppend(errs, errors.New(fmt.Sprintf("disk format must be specified for pool type %q", c.Disks[idx].StoragePoolType)))
}
}
if c.SCSIController == "" {
log.Printf("SCSI controller not set, using default 'lsi'")
c.SCSIController = "lsi"
}
errs = packer.MultiErrorAppend(errs, c.Comm.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.BootConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.HTTPConfig.Prepare(&c.ctx)...)
// 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 = packer.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 = packer.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 = packer.MultiErrorAppend(errs, errors.New("when specifying iso_url, iso_storage_pool must also be specified"))
}
// Required configurations that will display errors if not set
if c.Username == "" {
errs = packer.MultiErrorAppend(errs, errors.New("username must be specified"))
}
if c.Password == "" {
errs = packer.MultiErrorAppend(errs, errors.New("password must be specified"))
}
if c.ProxmoxURLRaw == "" {
errs = packer.MultiErrorAppend(errs, errors.New("proxmox_url must be specified"))
}
if c.proxmoxURL, err = url.Parse(c.ProxmoxURLRaw); err != nil {
errs = packer.MultiErrorAppend(errs, errors.New(fmt.Sprintf("Could not parse proxmox_url: %s", err)))
}
if c.Node == "" {
errs = packer.MultiErrorAppend(errs, errors.New("node must be specified"))
}
if strings.ContainsAny(c.TemplateName, " ") {
errs = packer.MultiErrorAppend(errs, errors.New("template_name must not contain spaces"))
}
for idx := range c.NICs {
if c.NICs[idx].Bridge == "" {
errs = packer.MultiErrorAppend(errs, errors.New(fmt.Sprintf("network_adapters[%d].bridge must be specified", idx)))
}
}
for idx := range c.Disks {
if c.Disks[idx].StoragePool == "" {
errs = packer.MultiErrorAppend(errs, errors.New(fmt.Sprintf("disks[%d].storage_pool must be specified", idx)))
}
if c.Disks[idx].StoragePoolType == "" {
errs = packer.MultiErrorAppend(errs, errors.New(fmt.Sprintf("disks[%d].storage_pool_type must be specified", idx)))
}
}
if errs != nil && len(errs.Errors) > 0 {
return nil, errs
}
packer.LogSecretFilter.Set(c.Password)
return nil, nil
}
func contains(haystack []string, needle string) bool {
for _, candidate := range haystack {
if candidate == needle {
return true
}
}
return false
}