Class: Ufo::TaskDefinition::Erb

Inherits:
CLI::Base show all
Extended by:
Memoist
Includes:
Context
Defined in:
lib/ufo/task_definition/erb.rb,
lib/ufo/task_definition/erb/base.rb,
lib/ufo/task_definition/erb/json.rb,
lib/ufo/task_definition/erb/yaml.rb

Defined Under Namespace

Classes: Base, Json, Yaml

Instance Attribute Summary

Attributes inherited from CLI::Base

#task_definition

Instance Method Summary collapse

Methods included from Context

#load_context, #load_custom_helpers, #load_helper_files, #load_variables

Methods inherited from CLI::Base

#initialize

Methods included from Utils::Sure

#sure?

Methods included from Utils::Pretty

#pretty_home, #pretty_path, #pretty_time

Methods included from Utils::Logging

#logger

Methods included from Concerns

#build, #deploy, #info, #ps

Methods included from Concerns::Names

#names

Methods included from AwsServices

#acm, #applicationautoscaling, #aws_options, #cfn, #cloudwatchlogs, #ec2, #ecr, #ecs, #elb, #s3, #ssm_client, #waf_client

Methods included from AwsServices::Concerns

#find_stack, #find_stack_resources, #stack_resources, #status, #task_definition_arns

Constructor Details

This class inherits a constructor from Ufo::CLI::Base

Instance Method Details

#check_empty!(data) ⇒ Object 



23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
# File 'lib/ufo/task_definition/erb.rb', line 23

def check_empty!(data)
  if data.nil?
    logger.error "ERROR: Unable to compile the YAML".color(:red) # invalid YAML will result in data == nil
    exit 1
  end

  return unless data == true || data == false || data.empty?
  logger.error "ERROR: Empty task definition results".color(:red)
  logger.error <<~EOL
    The resulting task definition is empty.
    Please double check that the task definition code is not empty.

        #{pretty_path(@task_definition.path)}

  EOL
  exit 1
end

#clean ⇒ Object 



79
80
81
 
# File 'lib/ufo/task_definition/erb.rb', line 79

def clean
  FileUtils.rm_rf("#{Ufo.root}/.ufo/output")
end

#evaluate_code ⇒ Object 



41
42
43
44
45
46
47
48
49
50
51
52
53
54
 
# File 'lib/ufo/task_definition/erb.rb', line 41

def evaluate_code
  path = @task_definition.path
  text = RenderMePretty.result(path, context: self)
  rendered_path = "#{Ufo.root}/.ufo/tmp/task_definition#{File.extname(path)}"
  FileUtils.mkdir_p(File.dirname(rendered_path))
  IO.write(rendered_path, text)

  o = @options.merge(path: rendered_path, task_definition: @task_definition)
  if path.ends_with?('.json')
    Json.new(o).data
  else
    Yaml.new(o).data
  end
end

#output_path ⇒ Object 



75
76
77
 
# File 'lib/ufo/task_definition/erb.rb', line 75

def output_path
  "#{Ufo.root}/.ufo/output/task_definition.json".sub(/^\.\//,'') # remove leading ./
end

#override_image(data) ⇒ Object 



67
68
69
70
71
72
73
 
# File 'lib/ufo/task_definition/erb.rb', line 67

def override_image(data)
  return data unless @options[:image]
  data["containerDefinitions"].each do |container_definition|
    container_definition["image"] = @options[:image]
  end
  data
end

#run ⇒ Object 



12
13
14
15
16
17
18
19
20
21
 
# File 'lib/ufo/task_definition/erb.rb', line 12

def run
  logger.info "Building Task Definition"
  clean
  load_context
  data = evaluate_code
  check_empty!(data)
  data = squeeze(data)
  write(data)
  logger.info "    #{output_path}"
end

#squeeze(data) ⇒ Object 



56
57
58
 
# File 'lib/ufo/task_definition/erb.rb', line 56

def squeeze(data)
  Ufo::Utils::Squeezer.new(data).squeeze
end

#write(data) ⇒ Object 



60
61
62
63
64
65
 
# File 'lib/ufo/task_definition/erb.rb', line 60

def write(data)
  data = override_image(data)
  json = JSON.pretty_generate(data)
  FileUtils.mkdir_p(File.dirname(output_path))
  IO.write(output_path, json)
end