Class: Sysresources::SysResource

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

Instance Method Summary collapse

Instance Method Details

#cores ⇒ Object

get cpu cores #



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# File 'lib/sysresources.rb', line 65

def cores 
  raw =  Sys::CPU.processors
  cnt = raw[0]['cpu_cores']
  return cnt.to_i
end

#get_cpu ⇒ Object

get cpu percent #



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# File 'lib/sysresources.rb', line 81

def get_cpu
  cmd = %x(ps -eo "%C").split("\n")
  sum = cmd.map(&:to_f).reduce(0,:+)
  cpu = (sum/cores).round(2)
  stat(cpu) + "%"
  rescue    
    $error
end

#get_disk ⇒ Object

get disk stats #



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# File 'lib/sysresources.rb', line 43

def get_disk
  multi = 1024
  dirc = File.exist?($root) ? $root : "/"
  root = $disk.stat(dirc)
  size = root.block_size
  avil = root.blocks_available
  gb = size * avil /multi/multi/multi
  stat("#{gb}G")
  rescue    
    $error
end

#get_load ⇒ Object

get cpu load #



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# File 'lib/sysresources.rb', line 72

def get_load
  info = Sys::CPU.load_avg
  load = info.join(", ")
  stat(load)
  rescue    
    $error
end

#get_proc ⇒ Object

get running processes #



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# File 'lib/sysresources.rb', line 101

def get_proc
  proc = %x(ps -A --no-headers | wc -l)
  stat(proc)
  rescue    
    $error
end

#get_ram ⇒ Object

get memory stats #



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# File 'lib/sysresources.rb', line 56

def get_ram
  cmd = %x(free -h)
  free = cmd.split(" ")[9]
  stat(free) 
  rescue    
    $error
end

#get_stat ⇒ Object

get stats #



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# File 'lib/sysresources.rb', line 117

def get_stat
  fromsys = {
    "disk:"    => get_disk, 
    "ram:"     => get_ram, 
    "cpu:"     => get_cpu, 
    "uptime:"  => get_upt, 
    "process:" => get_proc
  }
  fromsys.each do |k,v|
    puts " --------- #{name(k)}"+"#{v}"
  end
end

#get_upt ⇒ Object

get uptime #



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# File 'lib/sysresources.rb', line 91

def get_upt
  cmd = %x(uptime)   
  upt = cmd.split(",")[0]
  upt = upt.split("up")[1]
  stat(upt.strip())
  rescue    
    $error
end

#header ⇒ Object

get header #



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# File 'lib/sysresources.rb', line 109

def header
  host = %x(hostname).strip()
  end_ = "\n\n"
  for_ = "* #{host} #{$header} *"
  puts "\n"+for_+end_
end

#name(name) ⇒ Object

color name #



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# File 'lib/sysresources.rb', line 37

def name(name)
  name = name.to_s
  name.white    
end

#print_cpu ⇒ Object

prints cpu stat #



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# File 'lib/sysresources.rb', line 131

def print_cpu
  puts name($CPU) +
  get_cpu
end

#print_disk ⇒ Object

prints disk stat #



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# File 'lib/sysresources.rb', line 137

def print_disk
  puts name($DSK) +
  get_disk.to_s
end

#print_proc ⇒ Object

prints proc stat #



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# File 'lib/sysresources.rb', line 155

def print_proc
  puts name($PRC) +
  get_proc.delete("\n")
end

#print_ram ⇒ Object

prints ram stat #



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# File 'lib/sysresources.rb', line 143

def print_ram
  puts name($RAM) +
  get_ram
end

#print_upt ⇒ Object

print upt stat #



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# File 'lib/sysresources.rb', line 149

def print_upt
  puts name($UPT) +
  get_upt
end

#run_stats ⇒ Object

print stats #



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# File 'lib/sysresources.rb', line 161

def run_stats     
  header
  get_stat  
  exit(0) 
end

#stat(stat) ⇒ Object

color stat #



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# File 'lib/sysresources.rb', line 31

def stat(stat)
  stat = stat.to_s
  stat.yellow
end