Class: Cnvrg::Image

Inherits:
Object
  • Object
show all
Defined in:
lib/cnvrg/image.rb

Instance Method Summary collapse

Constructor Details

#initialize(image_id) ⇒ Image

Returns a new instance of Image.



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# File 'lib/cnvrg/image.rb', line 6

def initialize(image_id)
  begin
    @cli = Cnvrg::CLI.new
    home_dir = File.expand_path('~')
    config = YAML.load_file(home_dir+"/.cnvrg/config.yml")
    @owner = config.to_h[:owner]
    @username =  config.to_h[:username]
    @image_id = image_id
  rescue => e
    @owner = ""
    @username =  ""
    @cli.log_message("cnvrg is not configured")
  end
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/cnvrg/image.rb', line 21

def build
  image_data = get_image_data
  file_name = "Dockerfile-#{@image_id}"
  File.new(file_name, "w+")
  if image_data["reqs_file_path"].present? and image_data["from_image_name"]
    File.open(file_name, "w+") do |i|
      i.write("FROM #{image_data["from_image_name"]}")
      i.write("ADD requirements.txt requirements.txt")
      i.write("RUN pip3 install -r requirements.txt")
    end
  else
    open(file_name, 'wb') do |file|
      file << open(image_data["docker_file_path"]).read
    end
  end
    docker_url = "#{image_data["docker_name"]}"
    command = {:type=>"notify",
               :title=>"docker build",
               :logs=>true,
              :before_execute_log=>"Building docker image",
              :timeout=>3600,
               :command=>"sudo docker build . -t #{docker_url} -f #{file_name}"}
  @executer = Helpers::Executer.new(project: @project, job_type: "image", job_id: @image_id, image: self)
  exit_status, output, errors, _, _ = @executer.execute(command)
  all_logs = join_logs(output, errors)
  if exit_status != 0
    raise StandardError.new(all_logs)
  end
  if ENV["CNVRG_IMAGE_BUILD_USERNAME"].present? and ENV["CNVRG_IMAGE_BUILD_PASSWORD"].present?
    if ENV["CNVRG_IMAGE_BUILD_REGISTRY"].present?
    command = {:type=>"notify",
                :no_stdout => true,
                :title=>"docker login",
                :logs=>true,
                :command=>"sudo docker login #{ENV["CNVRG_IMAGE_BUILD_REGISTRY"]} --username=#{ENV["CNVRG_IMAGE_BUILD_USERNAME"]} --password=\"#{ENV["CNVRG_IMAGE_BUILD_PASSWORD"]}\""}
    else
      command = {:type=>"notify",
                 :no_stdout => true,
                 :title=>"docker login",
                 :logs=>true,
                 :command=>"sudo docker login --username=#{ENV["CNVRG_IMAGE_BUILD_USERNAME"]} --password=\"#{ENV["CNVRG_IMAGE_BUILD_PASSWORD"]}\""}
      end
    exit_status, output, errors, _, _ = @executer.execute(command)
    all_logs = join_logs(output, errors)
    if exit_status != 0
      raise StandardError.new(all_logs)
    end
  end
  command = {:type=>"notify",
              :title=>"docker push",
              :logs=>true,
             :before_execute_log=>"Pushing docker image",
             :timeout=>3600,
             :command=>"sudo docker push #{docker_url}"}
  exit_status, output, errors, _, _ = @executer.execute(command)
  all_logs = join_logs(output, errors)
  if exit_status != 0
    raise StandardError.new(all_logs)
  end
  post_build_update(true)
rescue => e
  @cli.log_message("Image Build failed")
  post_build_update(false, e.message)
end

#get_image_data ⇒ Object 



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# File 'lib/cnvrg/image.rb', line 86

def get_image_data
  response = Cnvrg::API.request("users/#{@owner}/images/#{@image_id}/image_start_build", 'GET')
  CLI.is_response_success(response)
  return response["image"]
end

#job_log(logs, level: 'info', step: nil, job_type: "image", job_id: @image_id) ⇒ Object 



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# File 'lib/cnvrg/image.rb', line 99

def job_log(logs, level: 'info', step: nil, job_type: "image", job_id: @image_id)
  logs = [logs].flatten
  logs.each_slice(10).each do |temp_logs|
    Cnvrg::API.request("users/#{@owner}/images/#{@image_id}/log", "POST", {job_type: job_type, job_id: job_id, logs: temp_logs, log_level: level, step: step, timestamp: Time.now})
    sleep(1)
  end
end

#join_logs(output, errors) ⇒ Object 



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# File 'lib/cnvrg/image.rb', line 108

def join_logs(output, errors)
  output.map{ |o| o[:logs]}.join(" ") + " " + errors.map{ |o| o[:logs]}.join(" ")
end

#post_build_update(success, message = "") ⇒ Object 



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# File 'lib/cnvrg/image.rb', line 92

def post_build_update(success, message = "")
  response = Cnvrg::API.request("users/#{@owner}/images/#{@image_id}/image_end_build", 'POST', {success: success, message: message})
  CLI.is_response_success(response)
  return response["image"]
end