Class: OsCtl::Cli::KernelKeyring

Inherits:
Object
  • Object
show all
Includes:
Lib::Utils::Humanize
Defined in:
lib/osctl/cli/kernel_keyring.rb

Constant Summary collapse

PREFIX = 
'keyring.'.freeze
PARAMS = 
%w[nkeys nikeys qnkeys qnbytes].freeze

Instance Method Summary collapse

Instance Method Details

#add_param_values(data, params, precise) ⇒ Object (protected) 



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# File 'lib/osctl/cli/kernel_keyring.rb', line 33

def add_param_values(data, params, precise)
  uid_map = OsCtl::Lib::IdMap.from_hash_list(data[:uid_map])
  key_users = keyring.for_id_map(uid_map)

  params.each do |param|
    # Key users are tracked per UID, so one container/mapping can have many
    # key users, we sum them all.
    sum = key_users.inject(0) { |acc, ku| acc + ku.send(param) }

    data[name_to_cli(param).to_sym] = param_value(param, sum, precise)
  end
end

#add_values(data, cols, precise: false) ⇒ Object Also known as: add_container_values, add_user_values 



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# File 'lib/osctl/cli/kernel_keyring.rb', line 15

def add_values(data, cols, precise: false)
  params = selected_params(cols)
  return if params.empty?

  if data.is_a?(::Hash)
    add_param_values(data, params, precise)
  elsif data.is_a?(::Array)
    data.each do |ct|
      add_param_values(ct, params, precise)
    end
  end
end

#keyring ⇒ Object (protected) 



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# File 'lib/osctl/cli/kernel_keyring.rb', line 59

def keyring
  @keyring ||= OsCtl::Lib::KernelKeyring.new
end

#list_param_names ⇒ Object 



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# File 'lib/osctl/cli/kernel_keyring.rb', line 11

def list_param_names
  PARAMS.map { |v| name_to_cli(v) }
end

#name_to_cli(v) ⇒ Object (protected) 



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# File 'lib/osctl/cli/kernel_keyring.rb', line 63

def name_to_cli(v)
  "#{PREFIX}#{v}"
end

#name_to_internal(v) ⇒ Object (protected) 



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# File 'lib/osctl/cli/kernel_keyring.rb', line 67

def name_to_internal(v)
  v[PREFIX.length..]
end

#param_value(param, v, precise) ⇒ Object (protected) 



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# File 'lib/osctl/cli/kernel_keyring.rb', line 71

def param_value(param, v, precise)
  case param
  when 'nkeys', 'nikeys', 'qnkeys'
    OsCtl::Lib::Cli::Presentable.new(v, formatted: precise ? nil : humanize_number(v))

  when 'qnbytes'
    OsCtl::Lib::Cli::Presentable.new(v, formatted: precise ? nil : humanize_data(v))
  end
end

#selected_params(cols) ⇒ Object (protected) 



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# File 'lib/osctl/cli/kernel_keyring.rb', line 46

def selected_params(cols)
  ret = []

  cols.each do |c|
    next unless c.start_with?(PREFIX)

    name = name_to_internal(c)
    ret << name if PARAMS.include?(name)
  end

  ret
end