mirror of https://github.com/databricks/cli.git
125 lines
2.9 KiB
Go
125 lines
2.9 KiB
Go
package config
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import (
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"os"
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"path/filepath"
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"github.com/ghodss/yaml"
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"github.com/imdario/mergo"
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)
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// FileName is the name of bundle configuration file.
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const FileName = "bundle.yml"
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type Root struct {
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// Path contains the directory path to the root of the bundle.
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// It is set when loading `bundle.yml`.
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Path string `json:"-"`
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// Bundle contains details about this bundle, such as its name,
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// version of the spec (TODO), default cluster, default warehouse, etc.
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Bundle Bundle `json:"bundle"`
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// Include specifies a list of patterns of file names to load and
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// merge into the this configuration. If not set in `bundle.yml`,
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// it defaults to loading `*.yml` and `*/*.yml`.
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//
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// Also see [mutator.DefineDefaultInclude].
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//
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Include []string `json:"include,omitempty"`
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// Workspace contains details about the workspace to connect to
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// and paths in the workspace tree to use for this bundle.
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Workspace Workspace `json:"workspace"`
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// Artifacts contains a description of all code artifacts in this bundle.
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Artifacts map[string]*Artifact `json:"artifacts,omitempty"`
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// Resources contains a description of all Databricks resources
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// to deploy in this bundle (e.g. jobs, pipelines, etc.).
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Resources Resources `json:"resources,omitempty"`
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// Environments can be used to differentiate settings and resources between
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// bundle deployment environments (e.g. development, staging, production).
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// If not specified, the code below initializes this field with a
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// single default-initialized environment called "default".
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Environments map[string]*Environment `json:"environments,omitempty"`
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}
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func Load(path string) (*Root, error) {
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var r Root
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stat, err := os.Stat(path)
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if err != nil {
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return nil, err
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}
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// If we were given a directory, assume this is the bundle root.
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if stat.IsDir() {
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r.Path = path
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path = filepath.Join(path, FileName)
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}
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if err := r.Load(path); err != nil {
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return nil, err
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}
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return &r, nil
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}
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func (r *Root) Load(file string) error {
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raw, err := os.ReadFile(file)
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if err != nil {
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return err
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}
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err = yaml.Unmarshal(raw, r)
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if err != nil {
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return err
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}
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return nil
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}
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func (r *Root) Merge(other *Root) error {
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// TODO: define and test semantics for merging.
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return mergo.MergeWithOverwrite(r, other)
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}
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func (r *Root) MergeEnvironment(env *Environment) error {
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var err error
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// Environment may be nil if it's empty.
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if env == nil {
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return nil
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}
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if env.Bundle != nil {
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err = mergo.MergeWithOverwrite(&r.Bundle, env.Bundle)
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if err != nil {
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return err
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}
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}
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if env.Workspace != nil {
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err = mergo.MergeWithOverwrite(&r.Workspace, env.Workspace)
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if err != nil {
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return err
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}
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}
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if env.Artifacts != nil {
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err = mergo.Merge(&r.Artifacts, env.Artifacts, mergo.WithAppendSlice)
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if err != nil {
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return err
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}
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}
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if env.Resources != nil {
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err = mergo.Merge(&r.Resources, env.Resources, mergo.WithAppendSlice)
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if err != nil {
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return err
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}
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}
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return nil
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}
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