Class: OsCtl::Cli::Group

Inherits:
Command
  • Object
show all
Includes:
Assets, Attributes, CGroupParams, Devices
Defined in:
lib/osctl/cli/group.rb

Constant Summary collapse

FIELDS = 
%i(
  pool
  name
  path
  full_path
  cpu_limit
  memory_limit
  swap_limit
) + CGroupParams::CGPARAM_STATS
FILTERS = 
%i(
  pool
)
DEFAULT_FIELDS = 
%i(
  pool
  name
  memory
  cpu_us
)

Constants included from Devices

Devices::DEVICES_FIELDS

Constants included from CGroupParams

CGroupParams::CGPARAM_DEFAULT_FIELDS, CGroupParams::CGPARAM_FIELDS, CGroupParams::CGPARAM_FILTERS, CGroupParams::CGPARAM_STATS

Instance Method Summary collapse

Methods included from Attributes

#do_set_attr, #do_unset_attr

Methods included from Assets

#print_assets

Methods included from Devices

#do_device_add, #do_device_chmod, #do_device_delete, #do_device_inherit, #do_device_list, #do_device_promote, #do_device_replace, #do_device_set_inherit, #do_device_unset_inherit

Methods included from CGroupParams

#cg_add_raw_cgroup_params, #cg_add_stats, #cg_init_subsystems, #cg_list_raw_cgroup_params, #do_cgparam_apply, #do_cgparam_list, #do_cgparam_replace, #do_cgparam_set, #do_cgparam_unset, #do_set_cpu_limit, #do_set_memory, #do_unset_cpu_limit, #do_unset_memory, #parse_cgparams, #parse_subsystem

Methods inherited from Command

#cli_opt, #format_output, #osctld_call, #osctld_fmt, #osctld_open, #osctld_resp, run

Instance Method Details

#assets ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 250

def assets
  require_args!('name')
  print_assets(:group_assets, name: args[0], pool: gopts[:pool])
end

#cgparam_apply ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 270

def cgparam_apply
  require_args!('name')
  do_cgparam_apply(:group_cgparam_apply, name: args[0], pool: gopts[:pool])
end

#cgparam_list ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 255

def cgparam_list
  require_args!('name', strict: false)
  do_cgparam_list(:group_cgparam_list, name: args[0], pool: gopts[:pool])
end

#cgparam_replace ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 275

def cgparam_replace
  require_args!('name')
  do_cgparam_replace(:group_cgparam_replace, name: args[0], pool: gopts[:pool])
end

#cgparam_set ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 260

def cgparam_set
  require_args!('name', 'parameter', 'value', strict: false)
  do_cgparam_set(:group_cgparam_set, name: args[0], pool: gopts[:pool])
end

#cgparam_unset ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 265

def cgparam_unset
  require_args!('name', 'parameter')
  do_cgparam_unset(:group_cgparam_unset, name: args[0], pool: gopts[:pool])
end

#create ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 180

def create
  require_args!('name')

  cmd_opts = {
    name: args[0],
    pool: opts[:pool] || gopts[:pool],
    parents: opts[:parents],
    cgparams: parse_cgparams,
  }

  osctld_fmt(:group_create, cmd_opts: cmd_opts)
end

#delete ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 193

def delete
  require_args!('name')
  osctld_fmt(:group_delete, cmd_opts: {name: args[0], pool: gopts[:pool]})
end

#device_add ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 285

def device_add
  require_args!('name', 'type', 'major', 'minor', 'mode', optional: %w(device))
  do_device_add(:group_device_add, name: args[0], pool: gopts[:pool])
end

#device_chmod ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 295

def device_chmod
  require_args!('name', 'type', 'major', 'minor', 'mode')
  do_device_chmod(:group_device_chmod, name: args[0], pool: gopts[:pool])
end

#device_delete ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 290

def device_delete
  require_args!('name', 'type', 'major', 'minor')
  do_device_delete(:group_device_delete, name: args[0], pool: gopts[:pool])
end

#device_inherit ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 305

def device_inherit
  require_args!('name', 'type', 'major', 'minor')
  do_device_inherit(:group_device_inherit, name: args[0], pool: gopts[:pool])
end

#device_list ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 280

def device_list
  require_args!('name')
  do_device_list(:group_device_list, name: args[0], pool: gopts[:pool])
end

#device_promote ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 300

def device_promote
  require_args!('name', 'type', 'major', 'minor')
  do_device_chmod(:group_device_promote, name: args[0], pool: gopts[:pool])
end

#device_replace ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 320

def device_replace
  require_args!('name')
  do_device_replace(:group_device_replace, name: args[0], pool: gopts[:pool])
end

#device_set_inherit ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 310

def device_set_inherit
  require_args!('name', 'type', 'major', 'minor')
  do_device_set_inherit(:group_device_set_inherit, name: args[0], pool: gopts[:pool])
end

#device_unset_inherit ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 315

def device_unset_inherit
  require_args!('name', 'type', 'major', 'minor')
  do_device_unset_inherit(:group_device_unset_inherit, name: args[0], pool: gopts[:pool])
end

#list ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 34

def list
  c = osctld_open
  cg_init_subsystems(c)

  cgparams = cg_list_raw_cgroup_params

  param_selector = OsCtl::Lib::Cli::ParameterSelector.new(
    all_params: FIELDS + cgparams,
    default_params: DEFAULT_FIELDS,
  )

  if opts[:list]
    puts param_selector
    return
  end

  cmd_opts = {}
  fmt_opts = {
    layout: :columns,
    sort: opts[:sort] && param_selector.parse_option(opts[:sort]),
    opts: {
      memory_limit: {
        align: 'right',
        display: Proc.new do |v|
          if v.nil? || gopts[:parsable] || gopts[:json]
            v
          else
            humanize_data(v)
          end
        end,
      },
      swap_limit: {
        align: 'right',
        display: Proc.new do |v|
          if v.nil? || gopts[:parsable] || gopts[:json]
            v
          else
            humanize_data(v)
          end
        end,
      },
    },
  }

  cmd_opts[:names] = args if args.count > 0

  FILTERS.each do |v|
    [gopts, opts].each do |options|
      next unless options[v]
      cmd_opts[v] = options[v].split(',')
    end
  end

  fmt_opts[:header] = false if opts['hide-header']

  cols = param_selector.parse_option(opts[:output])
  fmt_opts[:cols] = cols

  groups = cg_add_stats(
    c.cmd_data!(:group_list, **cmd_opts),
    lambda { |g| g[:full_path] },
    cols,
    gopts[:parsable]
  )
  c.close

  cg_add_raw_cgroup_params(
    groups,
    lambda { |g| g[:full_path] },
    cols & cgparams.map(&:to_sym)
  )

  format_output(groups, **fmt_opts)
end

#set_attr ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 231

def set_attr
  require_args!('name', 'attribute', 'value')
  do_set_attr(
    :group_set,
    {name: args[0], pool: gopts[:pool]},
    args[1],
    args[2],
  )
end

#set_cpu_limit ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 198

def set_cpu_limit
  require_args!('name', 'limit')
  do_set_cpu_limit(:group_cgparam_set, name: args[0], pool: gopts[:pool])
end

#set_memory_limit ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 212

def set_memory_limit
  require_args!('name', 'memory', optional: %w(swap))
  do_set_memory(
    :group_cgparam_set,
    :group_cgparam_unset,
    name: args[0],
    pool: gopts[:pool]
  )
end

#show ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 114

def show
  c = osctld_open
  cg_init_subsystems(c)

  cgparams = cg_list_raw_cgroup_params

  param_selector = OsCtl::Lib::Cli::ParameterSelector.new(
    all_params: FIELDS + cgparams,
    default_params: DEFAULT_FIELDS,
  )

  if opts[:list]
    puts param_selector
    return
  end

  require_args!('name')

  cols = param_selector.parse_option(opts[:output])

  fmt_opts = {
    layout: :rows,
    cols: cols,
    opts: {
      memory_limit: {
        align: 'right',
        display: Proc.new do |v|
          if v.nil? || gopts[:parsable] || gopts[:json]
            v
          else
            humanize_data(v)
          end
        end,
      },
      swap_limit: {
        align: 'right',
        display: Proc.new do |v|
          if v.nil? || gopts[:parsable] || gopts[:json]
            v
          else
            humanize_data(v)
          end
        end,
      },
    },
  }
  fmt_opts[:header] = false if opts['hide-header']

  group = c.cmd_data!(:group_show, name: args[0], pool: gopts[:pool])
  cg_add_stats(
    group,
    group[:full_path],
    cols,
    gopts[:parsable]
  )
  c.close

  cg_add_raw_cgroup_params(
    group,
    group[:full_path],
    cols & cgparams.map(&:to_sym)
  )

  format_output(group, **fmt_opts)
end

#tree ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 109

def tree
  require_args!('pool')
  Tree.print(args[0], parsable: gopts[:parsable], color: gopts[:color])
end

#unset_attr ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 241

def unset_attr
  require_args!('name', 'attribute')
  do_unset_attr(
    :group_unset,
    {name: args[0], pool: gopts[:pool]},
    args[1],
  )
end

#unset_cpu_limit ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 203

def unset_cpu_limit
  require_args!('name')
  do_unset_cpu_limit(
    :group_cgparam_unset,
    name: args[0],
    pool: gopts[:pool]
  )
end

#unset_memory_limit ⇒ Object 



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# File 'lib/osctl/cli/group.rb', line 222

def unset_memory_limit
  require_args!('name')
  do_unset_memory(
    :group_cgparam_unset,
    name: args[0],
    pool: gopts[:pool]
  )
end