Class: ServerInfo

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/generators/kebab_remote_api/install/templates/models/server_info.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#cpu_load ⇒ Object

Returns the value of attribute cpu_load.



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# File 'lib/generators/kebab_remote_api/install/templates/models/server_info.rb', line 5

def cpu_load
  @cpu_load
end

#disk_total ⇒ Object

Returns the value of attribute disk_total.



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# File 'lib/generators/kebab_remote_api/install/templates/models/server_info.rb', line 5

def disk_total
  @disk_total
end

#disk_used ⇒ Object

Returns the value of attribute disk_used.



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# File 'lib/generators/kebab_remote_api/install/templates/models/server_info.rb', line 5

def disk_used
  @disk_used
end

#mem_total ⇒ Object

Returns the value of attribute mem_total.



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# File 'lib/generators/kebab_remote_api/install/templates/models/server_info.rb', line 5

def mem_total
  @mem_total
end

#mem_used ⇒ Object

Returns the value of attribute mem_used.



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# File 'lib/generators/kebab_remote_api/install/templates/models/server_info.rb', line 5

def mem_used
  @mem_used
end

#uptime ⇒ Object

Returns the value of attribute uptime.



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# File 'lib/generators/kebab_remote_api/install/templates/models/server_info.rb', line 5

def uptime
  @uptime
end

Instance Method Details

#as_json ⇒ Object 



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# File 'lib/generators/kebab_remote_api/install/templates/models/server_info.rb', line 25

def as_json
  { "CPU" => self.cpu_load,
    "Memory" => {
      "Total" => self.mem_total,
      "Used" => self.mem_used,
    },
    "Disk" => {
      "Total" => self.disk_total,
      "Used" => self.disk_used
    },
    "Uptime" => self.uptime
  }.to_json
end

#init ⇒ Object 



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# File 'lib/generators/kebab_remote_api/install/templates/models/server_info.rb', line 7

def init
  mem = Vmstat.memory
  total_mem = mem.active_bytes + mem.inactive_bytes + mem.free_bytes + mem.wired_bytes
  # Getting disk info for main partition is, temprorarily, for only
  # UN*X-like systems, such as GNU/Linux, BSD, Mac OS X etc.
  # Windows implementation will be added in future
  disk = Vmstat.disk('/')
  # CPU load data => Float typed
  self.cpu_load = Vmstat.load_average.five_minutes
  # All size data => Megabytes (MB)
  self.mem_total = (mem.active_bytes + mem.inactive_bytes + mem.free_bytes + mem.wired_bytes) / 1024**2
  self.mem_used = self.mem_total - (mem.free_bytes / 1024**2)
  self.disk_total = disk.total_bytes / 1024**2
  self.disk_used = (disk.total_bytes - disk.free_bytes) / 1024**2
  # Uptime data => Minutes
  self.uptime = (Time.now - Vmstat.boot_time).to_i / 60
end