Class: Kdep::Commands::HelmInstall

Inherits:
Object
  • Object
show all
Defined in:
lib/kdep/commands/helm_install.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(global_options:, command_options:, args:) ⇒ HelmInstall

Returns a new instance of HelmInstall.



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# File 'lib/kdep/commands/helm_install.rb', line 19

def initialize(global_options:, command_options:, args:)
  @global_options = global_options
  @command_options = command_options
  @args = args
  @ui = Kdep::UI.new(color: false)
end

Class Method Details

.option_parserObject



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# File 'lib/kdep/commands/helm_install.rb', line 6

def self.option_parser
  OptionParser.new do |opts|
    opts.banner = "Usage: kdep helm-install [deploy] [env]"
    opts.separator ""
    opts.separator "Runs helm upgrade --install for a helm preset deploy target,"
    opts.separator "then renders and applies any additional k8s resources (ingress, secrets)."
    opts.separator ""
    opts.separator "Supports single chart (chart:) or multiple charts (charts: array)."
    opts.separator ""
    opts.on("--dry-run", "Show what would be run without executing")
  end
end

Instance Method Details

#executeObject



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# File 'lib/kdep/commands/helm_install.rb', line 26

def execute
  deploy_name = @args[0]
  env = @args[1]
  @dry_run = @command_options[:"dry-run"]

  # Discover kdep/ directory
  discovery = Kdep::Discovery.new
  kdep_dir = discovery.find_kdep_dir

  unless kdep_dir
    @ui.error("No kdep/ directory found")
    exit 1
  end

  # Resolve deploy directory
  @deploy_dir = resolve_deploy_dir(kdep_dir, deploy_name, discovery)
  unless @deploy_dir
    exit 1
  end

  # Load config
  config = Kdep::Config.new(@deploy_dir, env).load
  @namespace = config["namespace"]

  unless config["preset"] == "helm"
    @ui.error("#{deploy_name} is not a helm preset (preset: #{config["preset"]})")
    exit 1
  end

  # Validate context
  begin
    Kdep::ContextGuard.new(config["context"]).validate!
  rescue Kdep::Kubectl::Error => e
    @ui.error(e.message)
    exit 1
  end

  # Load secrets for --set interpolation
  @secrets = load_secrets(@deploy_dir)

  # Add helm repos
  repos = config["helm_repos"] || {}
  # Also support singular helm_repo for backward compat
  if config["helm_repo"]
    repo_name, repo_url = config["helm_repo"].split("=", 2)
    repos[repo_name] = repo_url if repo_name && repo_url
  end

  repos.each do |repo_name, repo_url|
    @ui.info("Adding helm repo: #{repo_name} -> #{repo_url}")
    Kdep::Helm.repo_add(repo_name, repo_url) unless @dry_run
  end

  # Install charts
  charts = build_chart_list(config)

  if charts.empty?
    @ui.error("app.yml has no chart or charts defined")
    exit 1
  end

  charts.each do |chart_conf|
    install_chart(chart_conf)
  end

  # Render and apply additional k8s resources (ingress, secret, etc.)
  apply_extra_resources(config, kdep_dir)
end