140 lines
3.7 KiB
Go
140 lines
3.7 KiB
Go
//go:generate mapstructure-to-hcl2 -type Config
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package dockerpush
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import (
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"context"
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"fmt"
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"github.com/hashicorp/hcl/v2/hcldec"
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"github.com/hashicorp/packer/builder/docker"
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"github.com/hashicorp/packer/packer"
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"github.com/hashicorp/packer/packer-plugin-sdk/common"
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packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
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"github.com/hashicorp/packer/packer-plugin-sdk/template/config"
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"github.com/hashicorp/packer/packer-plugin-sdk/template/interpolate"
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dockerimport "github.com/hashicorp/packer/post-processor/docker-import"
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dockertag "github.com/hashicorp/packer/post-processor/docker-tag"
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)
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const BuilderIdImport = "packer.post-processor.docker-import"
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type Config struct {
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common.PackerConfig `mapstructure:",squash"`
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Login bool
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LoginUsername string `mapstructure:"login_username"`
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LoginPassword string `mapstructure:"login_password"`
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LoginServer string `mapstructure:"login_server"`
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EcrLogin bool `mapstructure:"ecr_login"`
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docker.AwsAccessConfig `mapstructure:",squash"`
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ctx interpolate.Context
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}
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type PostProcessor struct {
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Driver docker.Driver
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config Config
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}
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func (p *PostProcessor) ConfigSpec() hcldec.ObjectSpec { return p.config.FlatMapstructure().HCL2Spec() }
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func (p *PostProcessor) Configure(raws ...interface{}) error {
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err := config.Decode(&p.config, &config.DecodeOpts{
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PluginType: BuilderIdImport,
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Interpolate: true,
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InterpolateContext: &p.config.ctx,
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InterpolateFilter: &interpolate.RenderFilter{
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Exclude: []string{},
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},
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}, raws...)
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if err != nil {
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return err
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}
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if p.config.EcrLogin && p.config.LoginServer == "" {
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return fmt.Errorf("ECR login requires login server to be provided.")
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}
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return nil
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}
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func (p *PostProcessor) PostProcess(ctx context.Context, ui packersdk.Ui, artifact packer.Artifact) (packer.Artifact, bool, bool, error) {
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if artifact.BuilderId() != dockerimport.BuilderId &&
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artifact.BuilderId() != dockertag.BuilderId {
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err := fmt.Errorf(
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"Unknown artifact type: %s\nCan only import from docker-import and docker-tag artifacts.",
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artifact.BuilderId())
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return nil, false, false, err
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}
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driver := p.Driver
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if driver == nil {
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// If no driver is set, then we use the real driver
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driver = &docker.DockerDriver{Ctx: &p.config.ctx, Ui: ui}
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}
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if p.config.EcrLogin {
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ui.Message("Fetching ECR credentials...")
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username, password, err := p.config.EcrGetLogin(p.config.LoginServer)
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if err != nil {
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return nil, false, false, err
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}
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p.config.LoginUsername = username
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p.config.LoginPassword = password
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}
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if p.config.Login || p.config.EcrLogin {
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ui.Message("Logging in...")
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err := driver.Login(
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p.config.LoginServer,
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p.config.LoginUsername,
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p.config.LoginPassword)
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if err != nil {
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return nil, false, false, fmt.Errorf(
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"Error logging in to Docker: %s", err)
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}
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defer func() {
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ui.Message("Logging out...")
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if err := driver.Logout(p.config.LoginServer); err != nil {
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ui.Error(fmt.Sprintf("Error logging out: %s", err))
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}
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}()
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}
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var tags []string
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switch t := artifact.State("docker_tags").(type) {
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case []string:
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tags = t
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case []interface{}:
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for _, name := range t {
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if n, ok := name.(string); ok {
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tags = append(tags, n)
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}
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}
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}
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names := []string{artifact.Id()}
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names = append(names, tags...)
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// Get the name.
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for _, name := range names {
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ui.Message("Pushing: " + name)
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if err := driver.Push(name); err != nil {
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return nil, false, false, err
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}
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}
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artifact = &docker.ImportArtifact{
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BuilderIdValue: BuilderIdImport,
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Driver: driver,
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IdValue: names[0],
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StateData: map[string]interface{}{"docker_tags": tags},
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}
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return artifact, true, false, nil
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}
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