packer-cn/builder/cloudstack/builder.go

122 lines
3.2 KiB
Go

package cloudstack
import (
"context"
"fmt"
"github.com/hashicorp/hcl/v2/hcldec"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep/commonsteps"
packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
"github.com/xanzy/go-cloudstack/cloudstack"
)
const BuilderId = "packer.cloudstack"
// Builder represents the CloudStack builder.
type Builder struct {
config Config
runner multistep.Runner
ui packersdk.Ui
}
func (b *Builder) ConfigSpec() hcldec.ObjectSpec { return b.config.FlatMapstructure().HCL2Spec() }
func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {
errs := b.config.Prepare(raws...)
if errs != nil {
return nil, nil, errs
}
return nil, nil, nil
}
// Run implements the packer.Builder interface.
func (b *Builder) Run(ctx context.Context, ui packersdk.Ui, hook packer.Hook) (packer.Artifact, error) {
b.ui = ui
// Create a CloudStack API client.
client := cloudstack.NewAsyncClient(
b.config.APIURL,
b.config.APIKey,
b.config.SecretKey,
!b.config.SSLNoVerify,
)
// Set the time to wait before timing out
client.AsyncTimeout(int64(b.config.AsyncTimeout.Seconds()))
// Some CloudStack service providers only allow HTTP GET calls.
client.HTTPGETOnly = b.config.HTTPGetOnly
// Set up the state.
state := new(multistep.BasicStateBag)
state.Put("client", client)
state.Put("config", &b.config)
state.Put("hook", hook)
state.Put("ui", ui)
// Build the steps.
steps := []multistep.Step{
&stepPrepareConfig{},
&commonsteps.StepHTTPServer{
HTTPDir: b.config.HTTPDir,
HTTPPortMin: b.config.HTTPPortMin,
HTTPPortMax: b.config.HTTPPortMax,
HTTPAddress: b.config.HTTPAddress,
},
&stepKeypair{
Debug: b.config.PackerDebug,
Comm: &b.config.Comm,
DebugKeyPath: fmt.Sprintf("cs_%s.pem", b.config.PackerBuildName),
},
&stepCreateSecurityGroup{},
&stepCreateInstance{
Ctx: b.config.ctx,
Debug: b.config.PackerDebug,
},
&stepSetupNetworking{},
&stepDetachIso{},
&communicator.StepConnect{
Config: &b.config.Comm,
Host: communicator.CommHost(b.config.Comm.Host(), "ipaddress"),
SSHConfig: b.config.Comm.SSHConfigFunc(),
SSHPort: commPort,
WinRMPort: commPort,
},
&commonsteps.StepProvision{},
&commonsteps.StepCleanupTempKeys{
Comm: &b.config.Comm,
},
&stepShutdownInstance{},
&stepCreateTemplate{},
}
// Configure the runner and run the steps.
b.runner = commonsteps.NewRunner(steps, b.config.PackerConfig, ui)
b.runner.Run(ctx, state)
// If there was an error, return that
if rawErr, ok := state.GetOk("error"); ok {
ui.Error(rawErr.(error).Error())
return nil, rawErr.(error)
}
// If there was no template created, just return
if _, ok := state.GetOk("template"); !ok {
return nil, nil
}
// Build the artifact and return it
artifact := &Artifact{
client: client,
config: &b.config,
template: state.Get("template").(*cloudstack.CreateTemplateResponse),
StateData: map[string]interface{}{"generated_data": state.Get("generated_data")},
}
return artifact, nil
}