cmd: Switch packet.net API to github.com/bzub/packngo

This fork has initial support for always-pxe and was
suggested to use be used as an interim solution here:
https://github.com/packethost/packngo/issues/22#issuecomment-319973502

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>

src/cmd/linuxkit/run_packet.go

@@ -8,7 +8,7 @@ import (
 	"os"
 	"path/filepath"
 
-	"github.com/packethost/packngo"
+	"github.com/bzub/packngo" // TODO(rn): Update to official once iPXE is merged
 	log "github.com/sirupsen/logrus"
 )
 

src/cmd/linuxkit/vendor.conf

@@ -1,6 +1,7 @@
 github.com/Azure/azure-sdk-for-go 26132835cbefa2669a306b777f34b929b56aa0a2
 github.com/Azure/go-ansiterm 19f72df4d05d31cbe1c56bfc8045c96babff6c7e
 github.com/Azure/go-autorest 58f6f26e200fa5dfb40c9cd1c83f3e2c860d779d
+github.com/bzub/packngo 087cff23a860cd69a8c4818c8f6411bd47f6ab96
 github.com/Microsoft/go-winio f533f7a102197536779ea3a8cb881d639e21ec5a
 github.com/aws/aws-sdk-go fa107560b5f3528a859a1a1511086646731bb1a8
 github.com/dgrijalva/jwt-go 6c8dedd55f8a2e41f605de6d5d66e51ed1f299fc
@@ -12,7 +13,6 @@ github.com/gophercloud/gophercloud 2804b72cf099b41d2e25c8afcca786f9f962ddee
 github.com/jmespath/go-jmespath bd40a432e4c76585ef6b72d3fd96fb9b6dc7b68d
 github.com/mitchellh/go-ps 4fdf99ab29366514c69ccccddab5dc58b8d84062
 github.com/moby/hyperkit a82b409a87f12fa3306813410c37f4eed270efac
-github.com/packethost/packngo 91d54000aa56874149d348a884ba083c41d38091
 github.com/radu-matei/azure-sdk-for-go 3b12823551999669c9a325a32472508e0af7978e
 github.com/radu-matei/azure-vhd-utils e52754d5569d2a643a7775f72ff2a6cf524f4c25
 github.com/rn/iso9660wrap 4606f848a055435cdef85305960b0e1bb788d506

src/cmd/linuxkit/vendor/github.com/bzub/packngo/devices.go

@@ -23,21 +23,23 @@ type devicesRoot struct {
 
 // Device represents a Packet device
 type Device struct {
-	ID           string       `json:"id"`
-	Href         string       `json:"href,omitempty"`
-	Hostname     string       `json:"hostname,omitempty"`
-	State        string       `json:"state,omitempty"`
-	Created      string       `json:"created_at,omitempty"`
-	Updated      string       `json:"updated_at,omitempty"`
-	Locked       bool         `json:"locked,omitempty"`
-	BillingCycle string       `json:"billing_cycle,omitempty"`
-	Tags         []string     `json:"tags,omitempty"`
-	Network      []*IPAddress `json:"ip_addresses"`
-	OS           *OS          `json:"operating_system,omitempty"`
-	Plan         *Plan        `json:"plan,omitempty"`
-	Facility     *Facility    `json:"facility,omitempty"`
-	Project      *Project     `json:"project,omitempty"`
-	ProvisionPer float32      `json:"provisioning_percentage,omitempty"`
+	ID            string       `json:"id"`
+	Href          string       `json:"href,omitempty"`
+	Hostname      string       `json:"hostname,omitempty"`
+	State         string       `json:"state,omitempty"`
+	Created       string       `json:"created_at,omitempty"`
+	Updated       string       `json:"updated_at,omitempty"`
+	Locked        bool         `json:"locked,omitempty"`
+	BillingCycle  string       `json:"billing_cycle,omitempty"`
+	Tags          []string     `json:"tags,omitempty"`
+	Network       []*IPAddress `json:"ip_addresses"`
+	OS            *OS          `json:"operating_system,omitempty"`
+	Plan          *Plan        `json:"plan,omitempty"`
+	Facility      *Facility    `json:"facility,omitempty"`
+	Project       *Project     `json:"project,omitempty"`
+	ProvisionPer  float32      `json:"provisioning_percentage,omitempty"`
+	IPXEScriptUrl string       `json:"ipxe_script_url,omitempty"`
+	AlwaysPXE     bool         `json:"always_pxe,omitempty"`
 }
 
 func (d Device) String() string {
@@ -46,14 +48,16 @@ func (d Device) String() string {
 
 // DeviceCreateRequest type used to create a Packet device
 type DeviceCreateRequest struct {
-	HostName     string   `json:"hostname"`
-	Plan         string   `json:"plan"`
-	Facility     string   `json:"facility"`
-	OS           string   `json:"operating_system"`
-	BillingCycle string   `json:"billing_cycle"`
-	ProjectID    string   `json:"project_id"`
-	UserData     string   `json:"userdata"`
-	Tags         []string `json:"tags"`
+	HostName      string   `json:"hostname"`
+	Plan          string   `json:"plan"`
+	Facility      string   `json:"facility"`
+	OS            string   `json:"operating_system"`
+	BillingCycle  string   `json:"billing_cycle"`
+	ProjectID     string   `json:"project_id"`
+	UserData      string   `json:"userdata"`
+	Tags          []string `json:"tags"`
+	IPXEScriptUrl string   `json:"ipxe_script_url,omitempty"`
+	AlwaysPXE     bool     `json:"always_pxe,omitempty"`
 }
 
 func (d DeviceCreateRequest) String() string {