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Size: 1.65 KB
Versions: 32
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Contents
module Cuboid
class System
module Platforms
class Windows < Base
class <<self
def current?
Cuboid.windows?
end
end
# @return [Integer]
# Amount of free RAM in bytes.
def memory_free
result = wmi.ExecQuery(
'select AvailableBytes from Win32_PerfFormattedData_PerfOS_Memory'
)
memory = nil
result.each do |e|
memory = e.availableBytes.to_i
e.ole_free
end
result.ole_free
memory
end
# @param [Integer] pgid
# Process group ID.
#
# @return [Integer]
# Amount of RAM in bytes used by the given GPID.
def memory_for_process_group( pgid )
processes = wmi.ExecQuery(
"select PrivatePageCount from win32_process where ProcessID='#{pgid}' or ParentProcessID='#{pgid}'"
)
memory = 0
processes.each do |process|
# Not actually pages but bytes, no idea why.
memory += process.privatePageCount.to_i
process.ole_free
end
processes.ole_free
memory
end
# @return [Integer]
# Amount of free disk in bytes.
def disk_space_free
device_id = disk_directory.split( '/' ).first
drives = wmi.ExecQuery(
"select FreeSpace from win32_LogicalDisk where DeviceID='#{device_id}'"
)
space = nil
drives.each do |drive|
space = drive.freeSpace.to_i
drive.ole_free
end
drives.ole_free
space
end
private
def wmi
@wmi ||= WIN32OLE.connect( 'winmgmts://' )
end
end
end
end
end
Version data entries
32 entries across 32 versions & 1 rubygems