Module: KubernetesHelper

Defined in:
lib/kubernetes_helper/core.rb,
lib/kubernetes_helper.rb,
lib/kubernetes_helper/railtie.rb,
lib/kubernetes_helper/version.rb

Overview

require ‘byebug’ rescue nil

Defined Under Namespace

Classes: Core, ErbBinding, Error, Railtie

Constant Summary collapse

FOLDER_NAME = 
'.kubernetes'
VERSION = 
'1.24.1'

Class Method Summary collapse

Class Method Details

.copy_templates(mode_or_file) ⇒ Object

Parameters:

  • mode_or_file (basic, advanced, String) —

    mode name or any specific template name



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# File 'lib/kubernetes_helper.rb', line 67

def self.copy_templates(mode_or_file)
  FileUtils.mkdir(settings_path) unless Dir.exist?(settings_path)
  template_path = templates_path(mode_or_file)
  return FileUtils.cp(template_path, settings_path(mode_or_file)) if File.exist?(template_path)

  files = %w[README.md secrets.yml settings.rb]
  files += %w[deployment.yml cd.sh ingress.yml service.yml] if mode_or_file == 'advanced'
  files.each do |name|
    path = settings_path(name)
    FileUtils.cp(templates_path(name), path) unless File.exist?(path)
  end
end

.deep_merge(hash1, hash2) ⇒ Object 



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# File 'lib/kubernetes_helper.rb', line 42

def self.deep_merge(hash1, hash2)
  merger = proc { |_key, v1, v2| v1.is_a?(Hash) && v2.is_a?(Hash) ? v1.merge(v2, &merger) : v2 }
  hash1.merge(hash2, &merger)
end

.job_apps_from_old_settings(settings) ⇒ Object 



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# File 'lib/kubernetes_helper.rb', line 80

def self.job_apps_from_old_settings(settings)
  return [] unless settings[:deployment][:job_name]

  [
    {
      name: settings[:deployment][:job_name],
      command: settings[:deployment][:job_command],
      services: settings[:deployment][:job_services],
      resources: settings[:deployment][:job_resources],
      sidekiq_alive_gem: settings[:deployment][:job_sidekiq_alive_gem]
    }
  ]
end

.load_settings ⇒ Hash

Parameters:

  • env_name (String)

Returns:

  • (Hash) 


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# File 'lib/kubernetes_helper.rb', line 17

def self.load_settings # rubocop:disable Metrics/MethodLength:
  config_file = File.join(settings_path, 'settings.rb')
  load config_file

  def_settings = {
    cloud: {
      name: 'gcloud'
    },
    deployment: {
      log_container: true,
      log_folder: '/app/log',
      external_secrets: {},
      job_apps: settings[:job_apps] || job_apps_from_old_settings(settings)
    },
    service: {
      port_name: 'http-port',
      backend_port_name: 'b-port'
    },
    secrets: {},
    continuous_deployment: {},
    ingress: {}
  }
  deep_merge(def_settings, settings || {})
end

.run_cmd(cmd, title = nil) ⇒ Object 



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# File 'lib/kubernetes_helper.rb', line 56

def self.run_cmd(cmd, title = nil)
  res = Kernel.system cmd
  Kernel.abort("::::::::CD: failed running command: #{title || cmd} ==> #{caller}") if res != true
end

.settings(settings = nil) ⇒ Object 



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# File 'lib/kubernetes_helper.rb', line 10

def self.settings(settings = nil)
  @settings = settings if settings
  @settings
end

.settings_path(file_name = nil, use_template: false) ⇒ Object 



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# File 'lib/kubernetes_helper.rb', line 47

def self.settings_path(file_name = nil, use_template: false)
  path = File.join(Dir.pwd, FOLDER_NAME)
  if file_name
    app_path = File.join(path, file_name)
    path = use_template && !File.exist?(app_path) ? templates_path(file_name) : app_path
  end
  path
end

.templates_path(file_name = nil) ⇒ Object 



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# File 'lib/kubernetes_helper.rb', line 61

def self.templates_path(file_name = nil)
  path = File.join(File.expand_path(__dir__), 'templates')
  file_name ? File.join(path, file_name) : path
end