Class: Hiiro::ServiceManager

Inherits:
Object
  • Object
show all
Defined in:
lib/hiiro/service_manager.rb

Constant Summary collapse

CONFIG_FILE = 
File.join(Dir.home, '.config', 'hiiro', 'services.yml')
STATE_DIR = 
File.join(Dir.home, '.config', 'hiiro', 'services')
STATE_FILE = 
File.join(STATE_DIR, 'running.yml')
ENV_TEMPLATES_DIR = 
File.join(Dir.home, '.config', 'hiiro', 'env_templates')

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config_file: CONFIG_FILE, state_file: STATE_FILE) ⇒ ServiceManager

Returns a new instance of ServiceManager.



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# File 'lib/hiiro/service_manager.rb', line 22

def initialize(config_file: CONFIG_FILE, state_file: STATE_FILE)
  @config_file = config_file
  @state_file = state_file
end

Instance Attribute Details

#config_file ⇒ Object (readonly)

Returns the value of attribute config_file.



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# File 'lib/hiiro/service_manager.rb', line 13

def config_file
  @config_file
end

#state_file ⇒ Object (readonly)

Returns the value of attribute state_file.



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# File 'lib/hiiro/service_manager.rb', line 13

def state_file
  @state_file
end

Class Method Details

.add_resolvers(hiiro) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 15

def self.add_resolvers(hiiro)
  sm = new
  hiiro.add_resolver(:service, -> { hiiro.fuzzyfind(sm.services.keys) }) do |name|
    sm.find_service(name)&.[](:name)
  end
end

.build_hiiro(parent_hiiro, sm, task_manager: nil) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 439

def self.build_hiiro(parent_hiiro, sm, task_manager: nil)
  parent_hiiro.make_child(:service) do |h|
    h.add_subcmd(:ls) do
      configs = sm.services
      if configs.empty?
        puts "No services configured."
        puts "Use 'service add' to add one, or edit #{sm.config_file}"
        next
      end

      running = sm.running_services
      puts "Services:"
      puts
      configs
        .sort_by{ |name,_| running.key?(name) ? :running : :stopped }
        .each do |name, cfg|
          is_running = running.key?(name)
          status_emoji = is_running ? "🟢" : "🔴"
          host = cfg['host'] || 'localhost'
          url_str = cfg['port'] ? " #{host}:#{cfg['port']}" : ""
          extra = ""
          if is_running
            info = running[name]
            task = task_manager&.task_by_service_info(info)
            branch = task&.branch
            parts = [info['task'], branch].compact.reject(&:empty?)
            extra = "  (#{parts.join(' • ')})" unless parts.empty?
          end
          puts format("  %-20s  %s%s%s", name, status_emoji, url_str, extra)
      end
    end

    h.add_subcmd(:list) do
      h.run_subcmd(:ls)
    end

    h.add_subcmd(:start) do |svc_name=nil, *extra_args|
      unless svc_name
        all = sm.services.keys
        if all.empty?
          puts "No services configured"
          next
        end
        svc_name = h.fuzzyfind(all)
        next unless svc_name
      end

      # Parse --use flags from extra_args
      variation_overrides = {}
      extra_args.each_with_index do |arg, i|
        if arg == '--use' && extra_args[i + 1]
          key, val = extra_args[i + 1].split('=', 2)
          variation_overrides[key] = val if key && val
        elsif arg.start_with?('--use=')
          key, val = arg.sub('--use=', '').split('=', 2)
          variation_overrides[key] = val if key && val
        end
      end

      tmux_info = {
        session: h.tmux_client.current_session&.name,
      }

      task_info = {}
      if task_manager
        task = task_manager.current_task
        if task
          task_info = {
            task_name: task.name,
            tree: task.tree_name,
            branch: task.branch,
            session: task.session_name,
          }
        end
      end

      # Check if it's a group or individual service
      group = sm.find_group(svc_name)
      if group
        sm.start_group(svc_name, tmux_info: tmux_info, task_info: task_info)
      else
        sm.start(svc_name, tmux_info: tmux_info, task_info: task_info, variation_overrides: variation_overrides)
      end
    end

    h.add_subcmd(:stop) do |svc_name=nil|
      unless svc_name
        running = sm.running_services.keys
        if running.empty?
          puts "No running services"
          next
        end
        svc_name = h.fuzzyfind(running)
        next unless svc_name
      end

      # Check if it's a group or individual service
      group = sm.find_group(svc_name)
      if group
        sm.stop_group(svc_name)
      else
        sm.stop(svc_name)
      end
    end

    h.add_subcmd(:reset) do |svc_name=nil|
      unless svc_name
        running = sm.running_services.keys
        if running.empty?
          puts "No running services"
          next
        end
        svc_name = h.fuzzyfind(running)
        next unless svc_name
      end

      # Check if it's a group or individual service
      group = sm.find_group(svc_name)
      if group
        sm.reset_group(svc_name)
      else
        sm.reset(svc_name)
      end
    end

    h.add_subcmd(:clean) do
      sm.clean
    end

    h.add_subcmd(:attach) do |svc_name=nil|
      unless svc_name
        running = sm.running_services.keys
        if running.empty?
          puts "No running services"
          next
        end
        svc_name = h.fuzzyfind(running)
        next unless svc_name
      end

      sm.attach(svc_name)
    end

    h.add_subcmd(:open) do |svc_name=nil|
      unless svc_name
        puts "Usage: service open <name>"
        next
      end

      svc_url = sm.url(svc_name)
      if svc_url
        system('open', svc_url)
      else
        puts "No URL configured for '#{svc_name}'"
      end
    end

    h.add_subcmd(:url) do |svc_name=nil|
      unless svc_name
        puts "Usage: service url <name>"
        next
      end

      svc_url = sm.url(svc_name)
      if svc_url
        puts svc_url
      else
        puts "No URL configured for '#{svc_name}'"
      end
    end

    h.add_subcmd(:port) do |svc_name=nil|
      unless svc_name
        puts "Usage: service port <name>"
        next
      end

      p = sm.port(svc_name)
      if p
        puts p
      else
        puts "No port configured for '#{svc_name}'"
      end
    end

    h.add_subcmd(:status) do |svc_name=nil|
      unless svc_name
        running = sm.running_services.keys
        if running.empty?
          puts "No running services"
          next
        end
        svc_name = h.fuzzyfind(running)
        next unless svc_name
      end

      sm.status(svc_name)
    end

    h.add_subcmd(:add) do |*add_args|
      template = {
        'base_dir' => '',
        'host' => 'localhost',
        'port' => '',
        'init' => [],
        'start' => [''],
        'cleanup' => [],
        'env_files' => [
          { 'env_file' => '.env', 'base_env' => '', 'env_vars' => {} },
        ],
      }

      input = InputFile.yaml_file(hiiro: h, content: YAML.dump({ 'new_service' => template }), prefix: 'service')
      input.edit

      begin
        data = input.parsed_file(permitted_classes: [Symbol]) || {}
        data.each do |name, cfg|
          sm.add_service({ 'name' => name }.merge(cfg || {}))
        end
      rescue => e
        puts "Error parsing config: #{e.message}"
      ensure
        input.cleanup
      end
    end

    h.add_subcmd(:rm) do |svc_name=nil|
      unless svc_name
        puts "Usage: service rm <name>"
        next
      end

      sm.remove_service(svc_name)
    end

    h.add_subcmd(:remove) do |svc_name=nil|
      unless svc_name
        puts "Usage: service remove <name>"
        next
      end

      sm.remove_service(svc_name)
    end

    h.add_subcmd(:config) do
      h.edit_files(sm.config_file)
    end

    h.add_subcmd(:groups) do
      configs = sm.services
      groups = configs.select { |_, v| v.is_a?(Hash) && v.key?('services') }

      if groups.empty?
        puts "No service groups configured."
        next
      end

      puts "Service groups:"
      puts
      groups.each do |name, cfg|
        members = (cfg['services'] || []).map { |m| m['name'] || m[:name] }.compact
        puts format("  %-20s  %s", name, members.join(', '))
      end
    end

    h.add_subcmd(:env) do |svc_name=nil|
      unless svc_name
        puts "Usage: service env <name>"
        next
      end

      svc = sm.find_service(svc_name)
      unless svc
        puts "Service '#{svc_name}' not found"
        next
      end

      configs = sm.send(:build_env_file_configs, svc)
      if configs.empty?
        puts "No env files configured for '#{svc[:name]}'"
        next
      end

      puts "Env files for '#{svc[:name]}':"
      configs.each do |efc|
        puts
        puts "  #{efc[:env_file] || '(no dest)'}"
        puts "    template: #{efc[:base_env]}" if efc[:base_env]

        env_vars = efc[:env_vars]
        next unless env_vars

        env_vars.each do |var_name, var_config|
          variations = var_config.is_a?(Hash) && (var_config['variations'] || var_config[:variations])
          next unless variations

          puts "    #{var_name}:"
          variations.each do |variation, value|
            puts "      #{variation}: #{value}"
          end
        end
      end
    end
  end
end

Instance Method Details

#add_service(config_hash) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 407

def add_service(config_hash)
  name = config_hash.delete('name') || config_hash.delete(:name)
  unless name
    puts "Service name required"
    return false
  end

  configs = load_config
  if configs.key?(name)
    puts "Service '#{name}' already exists"
    return false
  end

  configs[name] = config_hash.transform_keys(&:to_s)
  save_config(configs)
  puts "Added service '#{name}'"
  true
end

#attach(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 324

def attach(name)
  svc = find_service(name)
  unless svc
    puts "Service '#{name}' not found"
    return false
  end

  svc_name = svc[:name]
  unless running?(svc_name)
    puts "Service '#{svc_name}' is not running"
    return false
  end

  info = running_services[svc_name]
  pane_id = info['tmux_pane']
  session = info['tmux_session']
  window = info['tmux_window']

  if session
    system('tmux', 'switch-client', '-t', session)
  end

  if window
    system('tmux', 'select-window', '-t', window)
  end

  if pane_id
    system('tmux', 'select-pane', '-t', pane_id)
  end

  true
end

#clean ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 194

def clean
  state = load_state
  return puts("No running services to clean") if state.empty?

  stale = state.select { |_, info| stale_pane?(info['tmux_pane']) }
  if stale.empty?
    puts "All running services have live panes"
    return false
  end

  stale.each do |svc_name, _|
    state.delete(svc_name)
    puts "Cleaned stale service '#{svc_name}'"
  end
  save_state(state)
  true
end

#find_group(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 42

def find_group(name)
  configs = services
  names = configs.keys.select { |k| configs[k].is_a?(Hash) && configs[k].key?('services') }
  return nil if names.empty?

  structs = names.map { |k| OpenStruct.new(name: k) }
  result = Hiiro::Matcher.new(structs, :name).by_prefix(name)
  match = result.resolved || result.first
  return nil unless match

  group_name = match.item.name
  { name: group_name, **symbolize_keys(configs[group_name]) }
end

#find_service(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 31

def find_service(name)
  configs = services
  names = configs.keys.map { |k| OpenStruct.new(name: k) }
  result = Hiiro::Matcher.new(names, :name).by_prefix(name)
  match = result.resolved || result.first
  return nil unless match

  svc_name = match.item.name
  { name: svc_name, **symbolize_keys(configs[svc_name]) }
end

#host(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 373

def host(name)
  svc = find_service(name)
  svc&.[](:host) || 'localhost'
end

#port(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 368

def port(name)
  svc = find_service(name)
  svc&.[](:port)
end

#prepare_env(svc_name, variation_overrides: {}) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 56

def prepare_env(svc_name, variation_overrides: {})
  svc = find_service(svc_name)
  return unless svc

  base_dir = resolve_base_dir(svc[:base_dir])

  env_file_configs = build_env_file_configs(svc)
  return if env_file_configs.empty?

  env_file_configs.each do |efc|
    prepare_single_env(base_dir, efc, variation_overrides)
  end
end

#remove_service(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 426

def remove_service(name)
  configs = load_config
  unless configs.key?(name)
    puts "Service '#{name}' not found"
    return false
  end

  configs.delete(name)
  save_config(configs)
  puts "Removed service '#{name}'"
  true
end

#reset(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 174

def reset(name)
  svc = find_service(name)
  unless svc
    puts "Service '#{name}' not found"
    return false
  end

  svc_name = svc[:name]
  state = load_state
  unless state.key?(svc_name)
    puts "Service '#{svc_name}' is not in running state"
    return false
  end

  state.delete(svc_name)
  save_state(state)
  puts "Reset service '#{svc_name}' (cleared from running state)"
  true
end

#reset_group(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 143

def reset_group(name)
  group = find_group(name)
  unless group
    puts "Group '#{name}' not found"
    return false
  end

  members = group[:services]
  unless members && !members.empty?
    puts "Group '#{group[:name]}' has no services"
    return false
  end

  puts "Resetting group '#{group[:name]}'..."

  members.each do |member|
    member_name = member['name'] || member[:name]
    reset(member_name)
  end
  true
end

#running?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hiiro/service_manager.rb', line 165

def running?(name)
  state = load_state
  state.key?(name)
end

#running_services ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 170

def running_services
  load_state
end

#services ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 27

def services
  load_config
end

#services_for_dir(base_dir) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 402

def services_for_dir(base_dir)
  configs = services
  configs.select { |_, v| v['base_dir'] == base_dir }
end

#start(name, tmux_info: {}, task_info: {}, variation_overrides: {}, skip_env: false, skip_window_creation: false) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 212

def start(name, tmux_info: {}, task_info: {}, variation_overrides: {}, skip_env: false, skip_window_creation: false)
  svc = find_service(name)
  unless svc
    puts "Service '#{name}' not found"
    return false
  end

  svc_name = svc[:name]

  if running?(svc_name)
    info = running_services[svc_name]
    puts "Service '#{svc_name}' is already running (pid: #{info['pid']}, pane: #{info['tmux_pane']})"
    return false
  end

  start_cmd = svc[:start]
  unless start_cmd
    puts "No start command configured for '#{svc_name}'"
    return false
  end

  # Build separate init/env/start scripts + a launcher that runs them in order
  init_cmds = Array(svc[:init] || [])
  start_cmds = Array(start_cmd)
  script = write_launcher_script(
    svc_name,
    init_cmds: init_cmds,
    start_cmds: start_cmds,
    env_prep: !skip_env,
    variation_overrides: variation_overrides,
  )

  base_dir = resolve_base_dir(svc[:base_dir])
  session = tmux_info[:session] || current_tmux_session

  if session && !skip_window_creation
    # Create a new tmux window for this service
    window_target, pane_id = create_tmux_window(session, svc_name)
  elsif session && skip_window_creation
    # Pane already created by start_group
    pane_id = tmux_info[:pane]
    window_target = tmux_info[:window]
  else
    pane_id = nil
    window_target = nil
  end

  if pane_id
    send_to_pane(pane_id, base_dir, script)
  else
    system("cd #{base_dir} && #{script} &")
  end

  # Record state
  state = load_state
  state[svc_name] = {
    'pid' => nil,
    'tmux_session' => session || tmux_info[:session],
    'tmux_window' => window_target || tmux_info[:window],
    'tmux_pane' => pane_id,
    'task' => task_info[:task_name],
    'tree' => task_info[:tree],
    'branch' => task_info[:branch],
    'started_at' => Time.now.iso8601,
  }
  save_state(state)

  puts "Started service '#{svc_name}'"
  true
end

#start_group(name, tmux_info: {}, task_info: {}) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 70

def start_group(name, tmux_info: {}, task_info: {})
  group = find_group(name)
  unless group
    puts "Group '#{name}' not found"
    return false
  end

  members = group[:services]
  unless members && !members.empty?
    puts "Group '#{group[:name]}' has no services"
    return false
  end

  session = tmux_info[:session] || current_tmux_session
  unless session
    puts "tmux is required to start a service group"
    return false
  end

  puts "Starting group '#{group[:name]}'..."

  # Create one window for the group, split panes for each service
  window_target, first_pane_id = create_tmux_window(session, group[:name])
  last_pane_id = first_pane_id

  members.each_with_index do |member, idx|
    member_name = member['name'] || member[:name]
    use_overrides = member['use'] || member[:use] || {}

    svc = find_service(member_name)
    next unless svc

    if idx == 0
      pane_id = first_pane_id
    else
      # Split from the last pane so each new pane is distinct
      pane_id = split_tmux_pane(window_target, last_pane_id)
      last_pane_id = pane_id
    end

    member_tmux_info = tmux_info.merge(
      session: session,
      window: window_target,
      pane: pane_id,
    )

    start(member_name, tmux_info: member_tmux_info, task_info: task_info, variation_overrides: use_overrides, skip_window_creation: true)
  end
  true
end

#status(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 378

def status(name)
  svc = find_service(name)
  unless svc
    puts "Service '#{name}' not found"
    return
  end

  svc_name = svc[:name]
  puts "Service: #{svc_name}"
  puts "Base dir: #{svc[:base_dir] || '(none)'}"
  puts "URL: #{url(svc_name) || '(none)'}"

  if running?(svc_name)
    info = running_services[svc_name]
    puts "Status: running"
    puts "PID: #{info['pid'] || '(unknown)'}"
    puts "Pane: #{info['tmux_pane'] || '(unknown)'}"
    puts "Task: #{info['task'] || '(none)'}"
    puts "Started: #{info['started_at']}"
  else
    puts "Status: stopped"
  end
end

#stop(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 283

def stop(name)
  svc = find_service(name)
  unless svc
    puts "Service '#{name}' not found"
    return false
  end

  svc_name = svc[:name]

  unless running?(svc_name)
    puts "Service '#{svc_name}' is not running"
    return false
  end

  info = running_services[svc_name]
  pane_id = info['tmux_pane']

  if svc[:stop] && !svc[:stop].to_s.strip.empty?
    stop_cmd = svc[:stop]
    if info['pid']
      stop_cmd = stop_cmd.gsub('$PID', info['pid'].to_s)
    end
    system(stop_cmd)
  elsif pane_id
    system('tmux', 'send-keys', '-t', pane_id, 'C-c')
  end

  # Run cleanup commands
  if svc[:cleanup]
    svc[:cleanup].each { |cmd| system(cmd) }
  end

  # Remove from state
  state = load_state
  state.delete(svc_name)
  save_state(state)

  puts "Stopped service '#{svc_name}'"
  true
end

#stop_group(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 121

def stop_group(name)
  group = find_group(name)
  unless group
    puts "Group '#{name}' not found"
    return false
  end

  members = group[:services]
  unless members && !members.empty?
    puts "Group '#{group[:name]}' has no services"
    return false
  end

  puts "Stopping group '#{group[:name]}'..."

  members.each do |member|
    member_name = member['name'] || member[:name]
    stop(member_name)
  end
  true
end

#url(name) ⇒ Object 



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# File 'lib/hiiro/service_manager.rb', line 357

def url(name)
  svc = find_service(name)
  return nil unless svc

  host = svc[:host] || 'localhost'
  port = svc[:port]
  return nil unless port

  "http://#{host}:#{port}"
end