// Parse parses the Yaml build definition file
// and returns an execution Tree.
func Parse(raw string, rules []RuleFunc) (*Tree, error) {
conf, err := yaml.ParseString(raw)
if err != nil {
return nil, err
}
return Load(conf, rules)
}
func (a *Agent) prep(w *drone.Payload) (*yaml.Config, error) {
envs := toEnv(w)
w.Yaml = expander.ExpandString(w.Yaml, envs)
// inject the netrc file into the clone plugin if the repositroy is
// private and requires authentication.
var secrets []*drone.Secret
if w.Build.Verified {
secrets = append(secrets, w.Secrets...)
}
if w.Repo.IsPrivate {
secrets = append(secrets, &drone.Secret{
Name: "DRONE_NETRC_USERNAME",
Value: w.Netrc.Login,
Images: []string{"*"},
Events: []string{"*"},
})
secrets = append(secrets, &drone.Secret{
Name: "DRONE_NETRC_PASSWORD",
Value: w.Netrc.Password,
Images: []string{"*"},
Events: []string{"*"},
})
secrets = append(secrets, &drone.Secret{
Name: "DRONE_NETRC_MACHINE",
Value: w.Netrc.Machine,
Images: []string{"*"},
Events: []string{"*"},
})
}
conf, err := yaml.ParseString(w.Yaml)
if err != nil {
return nil, err
}
src := "src"
if url, _ := url.Parse(w.Repo.Link); url != nil {
src = filepath.Join(src, url.Host, url.Path)
}
transform.Clone(conf, w.Repo.Kind)
transform.Environ(conf, envs)
transform.DefaultFilter(conf)
if w.BuildLast != nil {
transform.ChangeFilter(conf, w.BuildLast.Status)
}
transform.ImageSecrets(conf, secrets, w.Build.Event)
transform.Identifier(conf)
transform.WorkspaceTransform(conf, "/drone", src)
if err := transform.Check(conf, w.Repo.IsTrusted); err != nil {
return nil, err
}
transform.CommandTransform(conf)
transform.ImagePull(conf, a.Pull)
transform.ImageTag(conf)
transform.ImageName(conf)
transform.ImageNamespace(conf, a.Namespace)
transform.ImageEscalate(conf, a.Escalate)
transform.PluginParams(conf)
if a.Local != "" {
transform.PluginDisable(conf, a.Disable)
transform.ImageVolume(conf, []string{a.Local + ":" + conf.Workspace.Path})
}
transform.Pod(conf)
return conf, nil
}