packer-cn/builder/oracle/oci/driver_oci.go

124 lines
3.2 KiB
Go

package oci
import (
"errors"
"fmt"
client "github.com/hashicorp/packer/builder/oracle/oci/client"
)
// driverOCI implements the Driver interface and communicates with Oracle
// OCI.
type driverOCI struct {
client *client.Client
cfg *Config
}
// NewDriverOCI Creates a new driverOCI with a connected client.
func NewDriverOCI(cfg *Config) (Driver, error) {
client, err := client.NewClient(cfg.AccessCfg)
if err != nil {
return nil, err
}
return &driverOCI{client: client, cfg: cfg}, nil
}
// CreateInstance creates a new compute instance.
func (d *driverOCI) CreateInstance(publicKey string) (string, error) {
params := &client.LaunchInstanceParams{
AvailabilityDomain: d.cfg.AvailabilityDomain,
CompartmentID: d.cfg.CompartmentID,
ImageID: d.cfg.BaseImageID,
Shape: d.cfg.Shape,
SubnetID: d.cfg.SubnetID,
Metadata: map[string]string{
"ssh_authorized_keys": publicKey,
},
}
if d.cfg.UserData != "" {
params.Metadata["user_data"] = d.cfg.UserData
}
instance, err := d.client.Compute.Instances.Launch(params)
if err != nil {
return "", err
}
return instance.ID, nil
}
// CreateImage creates a new custom image.
func (d *driverOCI) CreateImage(id string) (client.Image, error) {
params := &client.CreateImageParams{
CompartmentID: d.cfg.CompartmentID,
InstanceID: id,
DisplayName: d.cfg.ImageName,
}
image, err := d.client.Compute.Images.Create(params)
if err != nil {
return client.Image{}, err
}
return image, nil
}
// DeleteImage deletes a custom image.
func (d *driverOCI) DeleteImage(id string) error {
return d.client.Compute.Images.Delete(&client.DeleteImageParams{ID: id})
}
// GetInstanceIP returns the public or private IP corresponding to the given instance id.
func (d *driverOCI) GetInstanceIP(id string) (string, error) {
// get nvic and cross ref to find pub ip address
vnics, err := d.client.Compute.VNICAttachments.List(
&client.ListVnicAttachmentsParams{
InstanceID: id,
CompartmentID: d.cfg.CompartmentID,
},
)
if err != nil {
return "", err
}
if len(vnics) < 1 {
return "", errors.New("instance has zero VNICs")
}
vnic, err := d.client.Compute.VNICs.Get(&client.GetVNICParams{ID: vnics[0].VNICID})
if err != nil {
return "", fmt.Errorf("Error getting VNIC details: %s", err)
}
if d.cfg.UsePrivateIP {
return vnic.PrivateIP, nil
}
return vnic.PublicIP, nil
}
// TerminateInstance terminates a compute instance.
func (d *driverOCI) TerminateInstance(id string) error {
params := &client.TerminateInstanceParams{ID: id}
return d.client.Compute.Instances.Terminate(params)
}
// WaitForImageCreation waits for a provisioning custom image to reach the
// "AVAILABLE" state.
func (d *driverOCI) WaitForImageCreation(id string) error {
return client.NewWaiter().WaitForResourceToReachState(
d.client.Compute.Images,
id,
[]string{"PROVISIONING"},
"AVAILABLE",
)
}
// WaitForInstanceState waits for an instance to reach the a given terminal
// state.
func (d *driverOCI) WaitForInstanceState(id string, waitStates []string, terminalState string) error {
return client.NewWaiter().WaitForResourceToReachState(
d.client.Compute.Instances,
id,
waitStates,
terminalState,
)
}