Class: Profiler::Storage::FileStore

Inherits:
BaseStore
  • Object
show all
Defined in:
lib/profiler/storage/file_store.rb

Overview

File-based profile storage backend. Persists each profile as a JSON file under tmp_path and evicts the oldest files when total size exceeds max_size.

Instance Method Summary collapse

Methods inherited from BaseStore

#exists?

Constructor Details

#initialize(options = {}) ⇒ FileStore

Returns a new instance of FileStore.



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# File 'lib/profiler/storage/file_store.rb', line 13

def initialize(options = {})
  super()
  @path = options[:path] || default_path
  @max_size = options[:max_size] || (100 * 1024 * 1024) # 100 MB
  ensure_directory_exists
end

Instance Method Details

#cleanup(older_than: 24 * 60 * 60) ⇒ Object 



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# File 'lib/profiler/storage/file_store.rb', line 48

def cleanup(older_than: 24 * 60 * 60)
  cutoff_time = Time.now - older_than
  profile_files.each do |file|
    File.delete(file) if File.mtime(file) < cutoff_time
  rescue Errno::ENOENT
    nil
  end
end

#clear(type: nil) ⇒ Object

rubocop:disable Metrics/CyclomaticComplexity, Metrics/PerceivedComplexity



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# File 'lib/profiler/storage/file_store.rb', line 69

def clear(type: nil) # rubocop:disable Metrics/CyclomaticComplexity, Metrics/PerceivedComplexity
  if type.nil?
    profile_files.each do |f|
      File.delete(f)
    rescue StandardError
      nil
    end
  else
    profile_files.each do |f|
      profile = load(File.basename(f, ".json"))
      File.delete(f) if profile&.profile_type == type.to_s
    rescue StandardError
      nil
    end
  end
end

#delete(token) ⇒ Object 



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# File 'lib/profiler/storage/file_store.rb', line 65

def delete(token)
  FileUtils.rm_f(profile_file_path(token))
end

#find_by_parent(parent_token) ⇒ Object 



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# File 'lib/profiler/storage/file_store.rb', line 57

def find_by_parent(parent_token)
  profile_files
    .map { |f| load(File.basename(f, ".json")) }
    .compact
    .select { |profile| profile.parent_token == parent_token }
    .sort_by(&:started_at)
end

#list(limit: 50, offset: 0) ⇒ Object 



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# File 'lib/profiler/storage/file_store.rb', line 38

def list(limit: 50, offset: 0)
  profile_files
    .sort_by { |f| File.mtime(f) }
    .reverse
    .drop(offset)
    .take(limit)
    .map { |f| load(File.basename(f, ".json")) }
    .compact
end

#load(token) ⇒ Object 



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# File 'lib/profiler/storage/file_store.rb', line 27

def load(token)
  file_path = profile_file_path(token)
  return nil unless File.exist?(file_path)

  json_data = File.read(file_path)
  Models::Profile.from_json(json_data)
rescue StandardError => e
  warn "Failed to load profile #{token}: #{e.message}"
  nil
end

#save(token, profile) ⇒ Object 



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# File 'lib/profiler/storage/file_store.rb', line 20

def save(token, profile)
  file_path = profile_file_path(token)
  File.write(file_path, profile.to_json)
  cleanup_if_needed
  token
end