Class: Jets::Cfn::Ship
Constant Summary
Constants included
from Timing
Timing::RECORD_LOG_PATH
Instance Method Summary
collapse
#cfn, #lambda, #logs, #s3, #s3_resource, #stack_exists?, #stack_in_progress?, #sts
Methods included from Timing
clear, #record_data, #record_log, report
Constructor Details
#initialize(options) ⇒ Ship
Returns a new instance of Ship.
Instance Method Details
#capabilities ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 135
def capabilities
["CAPABILITY_IAM", "CAPABILITY_NAMED_IAM"] end
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#command_with_iam(capabilities) ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 131
def command_with_iam(capabilities)
"#{File.basename($0)} #{ARGV.join(' ')} --capabilities #{capabilities}"
end
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#create_stack ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 51
def create_stack
template_body = IO.read(@template_path)
cfn.create_stack(stack_options)
end
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#pretty_time(total_seconds) ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 172
def pretty_time(total_seconds)
minutes = (total_seconds / 60) % 60
seconds = total_seconds % 60
if total_seconds < 60
"#{seconds.to_i}s"
else
"#{minutes.to_i}m #{seconds.to_i}s"
end
end
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#prompt_for_iam(capabilities) ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 123
def prompt_for_iam(capabilities)
puts "This stack will create IAM resources. Please approve to run the command again with #{capabilities} capabilities."
puts " #{command_with_iam(capabilities)}"
puts "Please confirm (y/n)"
confirm = $stdin.gets
end
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#run ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 15
def run
upload_to_s3 if @options[:stack_type] == :full
stack_in_progress?(@parent_stack_name)
puts "Deploying CloudFormation stack with jets app!"
begin
save_stack
rescue Aws::CloudFormation::Errors::InsufficientCapabilitiesException => e
capabilities = e.message.match(/\[(.*)\]/)[1]
confirm = prompt_for_iam(capabilities)
if confirm =~ /^y/
@options.merge!(capabilities: [capabilities])
puts "Re-running: #{command_with_iam(capabilities).colorize(:green)}"
retry
else
puts "Exited"
exit 1
end
end
wait_for_stack
prewarm
show_api_endpoint
end
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#save_stack ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 43
def save_stack
if stack_exists?(@parent_stack_name)
update_stack
else
create_stack
end
end
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#show_api_endpoint ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 97
def show_api_endpoint
return unless @options[:stack_type] == :full return if Jets::Router.routes.empty?
resp, status = stack_status
return if status.include?("ROLLBACK")
resp = cfn.describe_stack_resources(stack_name: @parent_stack_name)
resources = resp.stack_resources
api_gateway = resources.find { |resource| resource.logical_resource_id == "ApiGateway" }
stack_id = api_gateway["physical_resource_id"]
resp = cfn.describe_stacks(stack_name: stack_id)
stack = resp["stacks"].first
output = stack["outputs"].find { |o| o["output_key"] == "RestApiUrl" }
endpoint = output["output_value"]
puts "API Gateway Endpoint: #{endpoint}"
end
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#stack_options ⇒ Object
options common to both create_stack and update_stack
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# File 'lib/jets/cfn/ship.rb', line 69
def stack_options
{
stack_name: @parent_stack_name,
template_body: IO.read(@template_path),
capabilities: capabilities, }
end
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#stack_status ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 117
def stack_status
resp = cfn.describe_stacks(stack_name: @parent_stack_name)
status = resp.stacks[0].stack_status
[resp, status]
end
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#update_stack ⇒ Object
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# File 'lib/jets/cfn/ship.rb', line 58
def update_stack
begin
cfn.update_stack(stack_options)
rescue Aws::CloudFormation::Errors::ValidationError => e
puts "ERROR: #{e.message}".red
error = true
end
end
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#upload_to_s3 ⇒ Object
Upload both code and child templates to s3
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# File 'lib/jets/cfn/ship.rb', line 144
def upload_to_s3
raise "Did not specify @options[:s3_bucket] #{@options[:s3_bucket].inspect}" unless @options[:s3_bucket]
bucket_name = @options[:s3_bucket]
puts "Uploading child CloudFormation templates to S3"
expression = "#{Jets::Naming.template_path_prefix}-*"
Dir.glob(expression).each do |path|
next unless File.file?(path)
key = "jets/cfn-templates/#{File.basename(path)}"
obj = s3_resource.bucket(bucket_name).object(key)
obj.upload_file(path)
end
md5_code_zipfile = Jets::Naming.md5_code_zipfile
file_size = number_to_human_size(File.size(md5_code_zipfile))
puts "Uploading #{md5_code_zipfile} (#{file_size}) to S3"
start_time = Time.now
key = Jets::Naming.code_s3_key
obj = s3_resource.bucket(bucket_name).object(key)
obj.upload_file(md5_code_zipfile)
puts "Time to upload code to s3: #{pretty_time(Time.now-start_time).colorize(:green)}"
end
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#wait_for_stack ⇒ Object
check for /(_COMPLETE|_FAILED)$/ status
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# File 'lib/jets/cfn/ship.rb', line 79
def wait_for_stack
Jets::Cfn::Status.new(@options).wait
end
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