Class: KubeDeployTools::Generate
- Defined in:
- lib/kube_deploy_tools/generate.rb
Defined Under Namespace
Classes: Optparser
Instance Method Summary collapse
- #generate ⇒ Object
- #generate_erb_flags(flags) ⇒ Object
- #git_commit ⇒ Object
- #git_project ⇒ Object
-
#initialize(manifest, input_dir, output_dir, file_filters: [], print_flags_only: false, literals: {}) ⇒ Generate
constructor
A new instance of Generate.
Constructor Details
#initialize(manifest, input_dir, output_dir, file_filters: [], print_flags_only: false, literals: {}) ⇒ Generate
Returns a new instance of Generate.
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# File 'lib/kube_deploy_tools/generate.rb', line 22 def initialize(manifest, input_dir, output_dir, file_filters: [], print_flags_only: false, literals: {}) @project = KubeDeployTools::PROJECT @build_number = KubeDeployTools::BUILD_NUMBER @config = DeployConfigFile.new(manifest) @literals = literals @input_dir = input_dir @output_dir = output_dir FileUtils.mkdir_p @output_dir @file_filters = file_filters @print_flags_only = print_flags_only end |
Instance Method Details
#generate ⇒ Object
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# File 'lib/kube_deploy_tools/generate.rb', line 48 def generate permutations = {} @config.artifacts.each do |c| artifact = c.fetch('name') # Get metadata for this target/environment pair from manifest cluster_flags = DEFAULT_FLAGS.dup cluster_flags['image_registry'] = c.fetch('image_registry') # Merge in configured default flags cluster_flags.merge!(@config.default_flags) # Update and merge deploy flags for rendering cluster_flags.merge!(generate_erb_flags(c.fetch('flags', {}))) cluster_flags['image_registry'] = @config.valid_image_registries[cluster_flags['image_registry']] # Allow deploy.yaml to gate certain flavors to certain targets. cluster_flavors = @config.flavors.select { |key, value| c['flavors'].nil? || c['flavors'].include?(key) } cluster_flavors.each do |flavor, flavor_flags| full_flags = cluster_flags.clone full_flags.merge!(generate_erb_flags(flavor_flags)) if flavor_flags # Project information used to identify source of various manifests full_flags.merge!({ 'git_commit' => git_commit, 'git_project' => git_project }) full_flags.merge!(@literals) # Print all flags for each artifact-flavor puts "artifact '#{artifact}', flavor '#{flavor}'" full_flags. sort_by { |k, v| k }. each do |k, v| puts "config['#{k}'] = #{v}" end puts "" # Skip rendering ERB templates and generating artifacts # if printing flags only next if @print_flags_only file_filters = FileFilter.filters_from_hash(c) + @file_filters # Call individual templating hook with the rendered configuration # and a prefix to place all the files. Run many hooks in the # background. flavor_dir = File.join(@output_dir, "#{artifact}_#{flavor}") FileUtils.rm_rf flavor_dir FileUtils.mkdir_p flavor_dir pid = fork do # Save rendered release configuration to a temp file. rendered = Tempfile.new('deploy_config') rendered << YAML.dump(full_flags) rendered.flush # Run every hook sequentially. 'default' hook is special. @config.hooks.each do |hook| if hook == DEFAULT_HOOK_SCRIPT_LABEL # TODO(joshk): render_deploys method should take a hash for testability KubeDeployTools::RenderDeploysHook.render_deploys(rendered.path, @input_dir, flavor_dir, file_filters) else Shellrunner.check_call(hook, rendered.path, @input_dir, flavor_dir) end end end permutations[pid] = "#{artifact}_#{flavor}" end end failure = false Process.waitall.each do |pid, status| if status.exitstatus != 0 Logger.error "Rendering #{permutations[pid]} failed: exit status #{status.exitstatus}" failure = true end end raise 'rendering deploy configurations failed' if failure end |
#generate_erb_flags(flags) ⇒ Object
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# File 'lib/kube_deploy_tools/generate.rb', line 130 def generate_erb_flags(flags) result = Hash.new flags.each do |key, template| if template.is_a?(String) templater = ERB.new(template) result[key] = templater.result else result[key] = template end end result end |
#git_commit ⇒ Object
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# File 'lib/kube_deploy_tools/generate.rb', line 38 def git_commit commit_sha = Shellrunner.check_call(*%w(git rev-parse HEAD)) commit_sha ? commit_sha.strip : '' end |
#git_project ⇒ Object
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# File 'lib/kube_deploy_tools/generate.rb', line 43 def git_project project_url = Shellrunner.check_call(*%w(git config --get remote.origin.url)) project_url ? project_url.strip : '' end |