Class: MissionControl::Servers::Service

Inherits:
ApplicationRecord show all
Defined in:
app/models/mission_control/servers/service.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.combo_history(services, start_time: 1.hour.ago, end_time: Time.now.utc) ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
 
# File 'app/models/mission_control/servers/service.rb', line 10

def combo_history(services, start_time: 1.hour.ago, end_time: Time.now.utc)
  timestamps = (start_time.to_i..end_time.to_i).step(60).map { |t| Time.at(t).utc.change(sec: 0).to_i }
  grouped_services = services.group_by { |service| service.created_at.utc.change(sec: 0).to_i }

  cpu_usages = []
  memory_usages = []
  created_at_times = []

  timestamps.each do |timestamp|
    relevant_services = grouped_services[timestamp] || []
    max_cpu_service = relevant_services.max_by(&:cpu)
    max_memory_service = relevant_services.max_by do |service|
      return 0 if service.mem_used.to_f + service.mem_free.to_f == 0.0
      service.mem_used.to_f / (service.mem_used.to_f + service.mem_free.to_f)
    end
    cpu_usages << (max_cpu_service&.cpu || 0).to_f
    if max_memory_service
      total_memory = max_memory_service.mem_used.to_f + max_memory_service.mem_free.to_f
      percentage_memory_used = (max_memory_service.mem_used.to_f / total_memory) * 100
      memory_usages << percentage_memory_used.to_i
    else
      memory_usages << 0.0
    end
    created_at_times << Time.at(timestamp).utc.strftime('%H:%M%p')
  end

  data = [
    {
      label: 'CPU Usage',
      data: cpu_usages,
      fill: true,
      borderColor: "rgb(54, 162, 235)",
      tension: 0.25
    },
    {
      label: 'Memory Usage',
      data: memory_usages,
      fill: true,
      borderColor: "rgb(235, 127, 54)",
      tension: 0.25
    }
  ]
  { created_at_times: created_at_times, data: data }
end

.cpu_usage_history(services, start_time: 1.hour.ago, end_time: Time.now.utc) ⇒ Object 



56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
 
# File 'app/models/mission_control/servers/service.rb', line 56

def cpu_usage_history(services, start_time: 1.hour.ago, end_time: Time.now.utc)
  timestamps = (start_time.to_i..end_time.to_i).step(60).map { |t| Time.at(t).utc.change(sec: 0).to_i }
  grouped_services = services.group_by { |service| service.created_at.utc.change(sec: 0).to_i }

  cpu_usages = []
  created_at_times = []

  timestamps.each do |timestamp|
    relevant_services = grouped_services[timestamp] || []
    max_cpu_service = relevant_services.max_by(&:cpu)
    cpu_usages << (max_cpu_service&.cpu || 0).to_f
    created_at_times << Time.at(timestamp).utc.strftime('%H:%M%p')
  end

  { cpu_usages: cpu_usages, created_at_times: created_at_times }
end

.memory_usage_history(services, start_time: 1.hour.ago, end_time: Time.now.utc) ⇒ Object 



74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
 
# File 'app/models/mission_control/servers/service.rb', line 74

def memory_usage_history(services, start_time: 1.hour.ago, end_time: Time.now.utc)
  timestamps = (start_time.to_i..end_time.to_i).step(60).map { |t| Time.at(t).utc.change(sec: 0).to_i }
  grouped_services = services.group_by { |service| service.created_at.utc.change(sec: 0).to_i }

  memory_usages = []
  created_at_times = []

  timestamps.each do |timestamp|
    relevant_services = grouped_services[timestamp] || []
    max_memory_service = relevant_services.max_by(&:mem_used)
    memory_usages << (max_memory_service&.mem_used || 0).to_f
    created_at_times << Time.at(timestamp).utc.strftime('%H:%M%p')
  end

  { memory_usages: memory_usages, created_at_times: created_at_times }
end

Instance Method Details

#mem_percent ⇒ Object 



92
93
94
95
 
# File 'app/models/mission_control/servers/service.rb', line 92

def mem_percent
  return 0 if mem_used.to_f + mem_free.to_f == 0.0
  (mem_used.to_f / (mem_used.to_f + mem_free.to_f) * 100).to_i
end