forked from hashicorp/packer
/
builder.go
108 lines (92 loc) · 2.51 KB
/
builder.go
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// Package oci contains a packer.Builder implementation that builds Oracle
// Bare Metal Cloud Services (OCI) images.
package oci
import (
"fmt"
"log"
ocommon "github.com/hashicorp/packer/builder/oracle/common"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
"github.com/oracle/oci-go-sdk/core"
)
// BuilderId uniquely identifies the builder
const BuilderId = "packer.oracle.oci"
// OCI API version
const ociAPIVersion = "20160918"
// Builder is a builder implementation that creates Oracle OCI custom images.
type Builder struct {
config *Config
runner multistep.Runner
}
func (b *Builder) Prepare(rawConfig ...interface{}) ([]string, error) {
config, err := NewConfig(rawConfig...)
if err != nil {
return nil, err
}
b.config = config
return nil, nil
}
func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
driver, err := NewDriverOCI(b.config)
if err != nil {
return nil, err
}
// Populate the state bag
state := new(multistep.BasicStateBag)
state.Put("config", b.config)
state.Put("driver", driver)
state.Put("hook", hook)
state.Put("ui", ui)
// Build the steps
steps := []multistep.Step{
&ocommon.StepKeyPair{
Debug: b.config.PackerDebug,
Comm: &b.config.Comm,
DebugKeyPath: fmt.Sprintf("oci_%s.pem", b.config.PackerBuildName),
},
&stepCreateInstance{},
&stepInstanceInfo{},
&stepGetDefaultCredentials{
Debug: b.config.PackerDebug,
Comm: &b.config.Comm,
BuildName: b.config.PackerBuildName,
},
&communicator.StepConnect{
Config: &b.config.Comm,
Host: ocommon.CommHost,
SSHConfig: b.config.Comm.SSHConfigFunc(),
},
&common.StepProvision{},
&common.StepCleanupTempKeys{
Comm: &b.config.Comm,
},
&stepImage{},
}
// Run the steps
b.runner = common.NewRunnerWithPauseFn(steps, b.config.PackerConfig, ui, state)
b.runner.Run(state)
// If there was an error, return that
if rawErr, ok := state.GetOk("error"); ok {
return nil, rawErr.(error)
}
region, err := b.config.ConfigProvider.Region()
if err != nil {
return nil, err
}
// Build the artifact and return it
artifact := &Artifact{
Image: state.Get("image").(core.Image),
Region: region,
driver: driver,
}
return artifact, nil
}
// Cancel terminates a running build.
func (b *Builder) Cancel() {
if b.runner != nil {
log.Println("Cancelling the step runner...")
b.runner.Cancel()
}
}