Class: VastSd::Start

Inherits:
Object
  • Object
show all
Includes:
Vast
Defined in:
lib/vast-sd/start.rb

Instance Method Summary collapse

Methods included from Vast

#vast_cmd

Constructor Details

#initialize(config:) ⇒ Start

Returns a new instance of Start.



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# File 'lib/vast-sd/start.rb', line 13

def initialize(config:)
  @config = config
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/vast-sd/start.rb', line 17

def run
  logger = TTY::Logger.new
  prompt = TTY::Prompt.new

   = vast_cmd("show", "user")
  logger.info "Credit balance", sprintf("$%2.2f", ["credit"])

  offers = vast_cmd("search", "offers")

  offers = offers.select do |offer|
    has_good_gpu =
      if @config["preferred_gpus"].to_a.count > 0
        @config["preferred_gpus"].include?(offer["gpu_name"])
      else
        true
      end

    has_good_gpu && offer["rentable"]
  end.sort_by do |offer|
    offer["dph_total"]
  end

  id = prompt.select("Instance selection", offers.map { |offer|
    {
      name: sprintf("%-40s %s", "#{offer['num_gpus']} #{offer["gpu_name"]} - #{offer["geolocation"]}", sprintf("$%2.2f/hr", offer["dph_total"])),
      value: offer["id"]
    }
  }, per_page: 20)

  contract = vast_cmd(
    "create",
    "instance", id,
    "--disk", 50,
    "--jupyter",
    "--jupyter-dir", "/",
    "--direct",
    "--env", "-e JUPYTER_DIR=/ -p 3000:3000",
    "--onstart-cmd", %{
      sed -i '/rsync -au --remove-source-files \/venv\/ \/workspace\/venv\//a source \/workspace\/venv\/bin\/activate\n pip install jupyter_core' /start.sh;
      /start.sh
    },
    "--image", "runpod/stable-diffusion:web-automatic-8.0.3"
  )

  contract_id = contract["new_contract"]

  at_exit do
    vast_cmd("destroy", "instance", contract_id)

    logger.success "Instance destroyed"
  end

  logger.success "Contract ID", contract_id

  # Wait until instance is ready
  TTY::Spinner.new("[:spinner] Waiting for instance: :status", clear: true).run do ||
    loop do
      instance = vast_cmd("show", "instance", contract_id)

      .update status: instance["actual_status"] || "Initialization"

      if instance["actual_status"] == "running"
        port = instance["ports"]["3000/tcp"][0]["HostPort"]

        logger.info "http://#{instance["public_ipaddr"]}:#{port}"

        break
      else
        sleep 5
      end
    end
  end

  ssh_info = vast_cmd('ssh-url', contract_id)
  logger.info ssh_info

  @config["models"].entries.each do |namespace, urls|
    urls.each do |url|
      TTY::Spinner.new("[:spinner] Loading \"#{File.basename(url)}\" in models/#{namespace}", clear: true).run do
        upload_cmd = "curl #{Shellwords.escape(url)} -o /workspace/stable-diffusion-webui/models/#{namespace}/#{File.basename(url)}"

        loop do
          system("ssh -o StrictHostKeyChecking=no -q #{Shellwords.escape(ssh_info.chomp)} #{Shellwords.escape(upload_cmd)} &> /dev/null")
          break if $? == 0
        end
      end
    end
  end

  logger.success "Instance ready"

  # Run watchdog
   = TTY::Spinner.new("[:spinner] Running: :balance")
  .auto_spin

  loop do
    begin
       = vast_cmd("show", "user")
      .update balance: "credit balance #{sprintf("$%2.2f", user_info["credit"])}"

      instance = vast_cmd("show", "instance", contract_id)

      if instance["actual_status"] != "running"
        logger.error "Instance #{instance['actual_status']}"
        exit
      else
        sleep 60
      end
    rescue Interrupt
      exit(0)
    end
  end

  .stop
end