vibox/src/modules/utils.coffee

Node.js cli helper for VirtualBox management

"use strict"

exec = require( 'child_process' ).exec
os = require 'os'

oVBoxes = {}
aVBoxesUIDs = []
iCurrentIndex = 0
fCallback = null
aAvailableCommands = [ 'start', 'list' ]
rVMName = /^".+"\s\{(.+)\}\s*$/
rClearQuotes = /"/g
rClearSpaces = /\s/g
rSharedFolder = /^SharedFolder(Name|Path)MachineMapping(\d+)$/i

parseVBoxInfos = ( oError, sOut ) ->
    # TODO if oError : decrement index
    oVMInfos = {}
    aSharedFolders = []
    for sCurrentInfo in sOut.split os.EOL
        aCurrentInfo = sCurrentInfo.split '='
        sCurrentProperty = aCurrentInfo[ 0 ].replace rClearQuotes, ''
        if( rSharedFolder.test sCurrentProperty )
            aSharedFolderInfos = rSharedFolder.exec sCurrentProperty
            iSharedFolderIndex = parseFloat( aSharedFolderInfos[ 2 ] ) - 1
            aSharedFolders[ iSharedFolderIndex ] = {} if !aSharedFolders[ iSharedFolderIndex ]
            aSharedFolders[ iSharedFolderIndex ][ aSharedFolderInfos[ 1 ].trim().toLowerCase() ] = aCurrentInfo[ 1 ]?.replace rClearQuotes, ''
        else
            oVMInfos[ sCurrentProperty ] = aCurrentInfo[ 1 ]?.replace rClearQuotes, ''
    oVMInfos.escaped_name = oVMInfos.name.replace rClearSpaces, '_'
    oVMInfos.state = oVMInfos.VMState
    oVMInfos.SharedFolders = aSharedFolders
    oVBoxes[ oVMInfos.UUID ] = oVMInfos
    iCurrentIndex--
    fCallback oVBoxes if iCurrentIndex is 0

getVBoxes = ( fEndCallback ) ->
    exec 'VBoxManage list vms', ( oError, sOut ) ->
        # TODO if oError
        aVBoxesUIDs = ( rVMName.exec( elt )?[ 1 ] for elt in sOut.split( os.EOL ) )
        aVBoxesUIDs = aVBoxesUIDs.filter ( elt ) ->
            elt
        iCurrentIndex = aVBoxesUIDs.length
        fCallback = fEndCallback
        for sCurrentVMID in aVBoxesUIDs
            exec 'VBoxManage showvminfo ' + sCurrentVMID + ' --machinereadable', parseVBoxInfos

exports.getVBoxes = getVBoxes