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Add FreeBSD memory facts #2020

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Aug 11, 2020
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(maint) Add FreeBSD memory facts
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smortex committed Aug 10, 2020
commit 733e5ca245f8cadb39c484ebed2063a1ea52bd7f
6 changes: 5 additions & 1 deletion .rubocop_todo.yml
Original file line number Diff line number Diff line change
Expand Up @@ -180,7 +180,7 @@ RSpec/SubjectStub:
- 'spec/custom_facts/util/fact_spec.rb'
- 'spec/custom_facts/util/resolution_spec.rb'

# Offense count: 134
# Offense count: 138
# Configuration parameters: IgnoreNameless, IgnoreSymbolicNames.
RSpec/VerifiedDoubles:
Exclude:
Expand All @@ -191,6 +191,10 @@ RSpec/VerifiedDoubles:
- 'spec/custom_facts/util/fact_spec.rb'
- 'spec/custom_facts/util/resolution_spec.rb'
- 'spec/facter/facts/aix/ssh_spec.rb'
- 'spec/facter/facts/freebsd/memory/swap/capacity_spec.rb'
- 'spec/facter/facts/freebsd/memory/swap/used_bytes_spec.rb'
- 'spec/facter/facts/freebsd/memory/system/capacity_spec.rb'
- 'spec/facter/facts/freebsd/memory/system/used_bytes_spec.rb'
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- 'spec/facter/facts/macosx/memory/swap/capacity_spec.rb'
- 'spec/facter/facts/macosx/memory/swap/used_bytes_spec.rb'
- 'spec/facter/facts/macosx/memory/system/capacity_spec.rb'
Expand Down
21 changes: 21 additions & 0 deletions lib/facter/facts/freebsd/memory/swap/available.rb
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@@ -0,0 +1,21 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module Swap
class Available
FACT_NAME = 'memory.swap.available'
ALIASES = 'swapfree'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SwapMemory.resolve(:available_bytes)
fact_value = Facter::FactsUtils::UnitConverter.bytes_to_human_readable(fact_value)

[Facter::ResolvedFact.new(FACT_NAME, fact_value), Facter::ResolvedFact.new(ALIASES, fact_value, :legacy)]
end
end
end
end
end
end
20 changes: 20 additions & 0 deletions lib/facter/facts/freebsd/memory/swap/available_bytes.rb
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@@ -0,0 +1,20 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module Swap
class AvailableBytes
FACT_NAME = 'memory.swap.available_bytes'
ALIASES = 'swapfree_mb'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SwapMemory.resolve(:available_bytes)
[Facter::ResolvedFact.new(FACT_NAME, fact_value),
Facter::ResolvedFact.new(ALIASES, Facter::FactsUtils::UnitConverter.bytes_to_mb(fact_value), :legacy)]
end
end
end
end
end
end
18 changes: 18 additions & 0 deletions lib/facter/facts/freebsd/memory/swap/capacity.rb
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@@ -0,0 +1,18 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module Swap
class Capacity
FACT_NAME = 'memory.swap.capacity'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SwapMemory.resolve(:capacity)
Facter::ResolvedFact.new(FACT_NAME, fact_value)
end
end
end
end
end
end
19 changes: 19 additions & 0 deletions lib/facter/facts/freebsd/memory/swap/encrypted.rb
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@@ -0,0 +1,19 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module Swap
class Encrypted
FACT_NAME = 'memory.swap.encrypted'
ALIASES = 'swapencrypted'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SwapMemory.resolve(:encrypted)
[Facter::ResolvedFact.new(FACT_NAME, fact_value), Facter::ResolvedFact.new(ALIASES, fact_value, :legacy)]
end
end
end
end
end
end
21 changes: 21 additions & 0 deletions lib/facter/facts/freebsd/memory/swap/total.rb
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@@ -0,0 +1,21 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module Swap
class Total
FACT_NAME = 'memory.swap.total'
ALIASES = 'swapsize'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SwapMemory.resolve(:total_bytes)
fact_value = Facter::FactsUtils::UnitConverter.bytes_to_human_readable(fact_value)

[Facter::ResolvedFact.new(FACT_NAME, fact_value), Facter::ResolvedFact.new(ALIASES, fact_value, :legacy)]
end
end
end
end
end
end
20 changes: 20 additions & 0 deletions lib/facter/facts/freebsd/memory/swap/total_bytes.rb
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@@ -0,0 +1,20 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module Swap
class TotalBytes
FACT_NAME = 'memory.swap.total_bytes'
ALIASES = 'swapsize_mb'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SwapMemory.resolve(:total_bytes)
[Facter::ResolvedFact.new(FACT_NAME, fact_value),
Facter::ResolvedFact.new(ALIASES, Facter::FactsUtils::UnitConverter.bytes_to_mb(fact_value), :legacy)]
end
end
end
end
end
end
20 changes: 20 additions & 0 deletions lib/facter/facts/freebsd/memory/swap/used.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module Swap
class Used
FACT_NAME = 'memory.swap.used'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SwapMemory.resolve(:used_bytes)
fact_value = Facter::FactsUtils::UnitConverter.bytes_to_human_readable(fact_value)

Facter::ResolvedFact.new(FACT_NAME, fact_value)
end
end
end
end
end
end
18 changes: 18 additions & 0 deletions lib/facter/facts/freebsd/memory/swap/used_bytes.rb
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@@ -0,0 +1,18 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module Swap
class UsedBytes
FACT_NAME = 'memory.swap.used_bytes'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SwapMemory.resolve(:used_bytes)
Facter::ResolvedFact.new(FACT_NAME, fact_value)
end
end
end
end
end
end
21 changes: 21 additions & 0 deletions lib/facter/facts/freebsd/memory/system/available.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module System
class Available
FACT_NAME = 'memory.system.available'
ALIASES = 'memoryfree'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SystemMemory.resolve(:available_bytes)
fact_value = Facter::FactsUtils::UnitConverter.bytes_to_human_readable(fact_value)

[Facter::ResolvedFact.new(FACT_NAME, fact_value), Facter::ResolvedFact.new(ALIASES, fact_value, :legacy)]
end
end
end
end
end
end
20 changes: 20 additions & 0 deletions lib/facter/facts/freebsd/memory/system/available_bytes.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module System
class AvailableBytes
FACT_NAME = 'memory.system.available_bytes'
ALIASES = 'memoryfree_mb'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SystemMemory.resolve(:available_bytes)
[Facter::ResolvedFact.new(FACT_NAME, fact_value),
Facter::ResolvedFact.new(ALIASES, Facter::FactsUtils::UnitConverter.bytes_to_mb(fact_value), :legacy)]
end
end
end
end
end
end
18 changes: 18 additions & 0 deletions lib/facter/facts/freebsd/memory/system/capacity.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module System
class Capacity
FACT_NAME = 'memory.system.capacity'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SystemMemory.resolve(:capacity)
Facter::ResolvedFact.new(FACT_NAME, fact_value)
end
end
end
end
end
end
21 changes: 21 additions & 0 deletions lib/facter/facts/freebsd/memory/system/total.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module System
class Total
FACT_NAME = 'memory.system.total'
ALIASES = 'memorysize'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SystemMemory.resolve(:total_bytes)
fact_value = Facter::FactsUtils::UnitConverter.bytes_to_human_readable(fact_value)

[Facter::ResolvedFact.new(FACT_NAME, fact_value), Facter::ResolvedFact.new(ALIASES, fact_value, :legacy)]
end
end
end
end
end
end
20 changes: 20 additions & 0 deletions lib/facter/facts/freebsd/memory/system/total_bytes.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module System
class TotalBytes
FACT_NAME = 'memory.system.total_bytes'
ALIASES = 'memorysize_mb'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SystemMemory.resolve(:total_bytes)
[Facter::ResolvedFact.new(FACT_NAME, fact_value),
Facter::ResolvedFact.new(ALIASES, Facter::FactsUtils::UnitConverter.bytes_to_mb(fact_value), :legacy)]
end
end
end
end
end
end
20 changes: 20 additions & 0 deletions lib/facter/facts/freebsd/memory/system/used.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module System
class Used
FACT_NAME = 'memory.system.used'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SystemMemory.resolve(:used_bytes)
fact_value = Facter::FactsUtils::UnitConverter.bytes_to_human_readable(fact_value)

Facter::ResolvedFact.new(FACT_NAME, fact_value)
end
end
end
end
end
end
18 changes: 18 additions & 0 deletions lib/facter/facts/freebsd/memory/system/used_bytes.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
# frozen_string_literal: true

module Facts
module Freebsd
module Memory
module System
class UsedBytes
FACT_NAME = 'memory.system.used_bytes'

def call_the_resolver
fact_value = Facter::Resolvers::Freebsd::SystemMemory.resolve(:used_bytes)
Facter::ResolvedFact.new(FACT_NAME, fact_value)
end
end
end
end
end
end
42 changes: 42 additions & 0 deletions lib/facter/resolvers/freebsd/swap_memory_resolver.rb
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@@ -0,0 +1,42 @@
# frozen_string_literal: true

module Facter
module Resolvers
module Freebsd
class SwapMemory < BaseResolver
@semaphore = Mutex.new
@fact_list ||= {}
class << self
private

def post_resolve(fact_name)
@fact_list.fetch(fact_name) { read_swap_memory(fact_name) }
end

def read_swap_memory(fact_name) # rubocop:disable Metrics/AbcSize
output = Facter::Core::Execution.execute('swapinfo -k', logger: log)
data = output.split("\n")[1..-1].map { |line| line.split(/\s+/) }

unless data.empty?
@fact_list[:total_bytes] = kilobytes_to_bytes(data.map { |line| line[1].to_i }.inject(:+))
@fact_list[:used_bytes] = kilobytes_to_bytes(data.map { |line| line[2].to_i }.inject(:+))
@fact_list[:available_bytes] = kilobytes_to_bytes(data.map { |line| line[3].to_i }.inject(:+))
@fact_list[:capacity] = compute_capacity(@fact_list[:used_bytes], @fact_list[:total_bytes])
@fact_list[:encrypted] = data.map { |line| line[0].end_with?('.eli') }.all?
end

@fact_list[fact_name]
end

def kilobytes_to_bytes(quantity)
(quantity.to_f * 1024).to_i
end

def compute_capacity(used, total)
"#{format('%<value>.2f', value: (used / total.to_f * 100))}%"
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end
end
end
end
end
end
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