diff options
Diffstat (limited to 'activesupport/lib/active_support/cache')
5 files changed, 175 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/cache/compressed_mem_cache_store.rb b/activesupport/lib/active_support/cache/compressed_mem_cache_store.rb new file mode 100644 index 0000000000..9470ac9f66 --- /dev/null +++ b/activesupport/lib/active_support/cache/compressed_mem_cache_store.rb @@ -0,0 +1,15 @@ +module ActiveSupport + module Cache + class CompressedMemCacheStore < MemCacheStore + def read(name, options = {}) + if value = super(name, options.merge(:raw => true)) + Marshal.load(ActiveSupport::Gzip.decompress(value)) + end + end + + def write(name, value, options = {}) + super(name, ActiveSupport::Gzip.compress(Marshal.dump(value)), options.merge(:raw => true)) + end + end + end +end diff --git a/activesupport/lib/active_support/cache/drb_store.rb b/activesupport/lib/active_support/cache/drb_store.rb new file mode 100644 index 0000000000..b80c2ee4d5 --- /dev/null +++ b/activesupport/lib/active_support/cache/drb_store.rb @@ -0,0 +1,15 @@ +require 'drb' + +module ActiveSupport + module Cache + class DRbStore < MemoryStore #:nodoc: + attr_reader :address + + def initialize(address = 'druby://localhost:9192') + super() + @address = address + @data = DRbObject.new(nil, address) + end + end + end +end
\ No newline at end of file diff --git a/activesupport/lib/active_support/cache/file_store.rb b/activesupport/lib/active_support/cache/file_store.rb new file mode 100644 index 0000000000..88f9ac19db --- /dev/null +++ b/activesupport/lib/active_support/cache/file_store.rb @@ -0,0 +1,65 @@ +module ActiveSupport + module Cache + class FileStore < Store + attr_reader :cache_path + + def initialize(cache_path) + @cache_path = cache_path + end + + def read(name, options = nil) + super + File.open(real_file_path(name), 'rb') { |f| f.read } rescue nil + end + + def write(name, value, options = nil) + super + ensure_cache_path(File.dirname(real_file_path(name))) + File.open(real_file_path(name), "wb+") { |f| f.write(value) } + rescue => e + RAILS_DEFAULT_LOGGER.error "Couldn't create cache directory: #{name} (#{e.message})" if RAILS_DEFAULT_LOGGER + end + + def delete(name, options) + super + File.delete(real_file_path(name)) + rescue SystemCallError => e + # If there's no cache, then there's nothing to complain about + end + + def delete_matched(matcher, options) + super + search_dir(@cache_path) do |f| + if f =~ matcher + begin + File.delete(f) + rescue SystemCallError => e + # If there's no cache, then there's nothing to complain about + end + end + end + end + + private + def real_file_path(name) + '%s/%s.cache' % [@cache_path, name.gsub('?', '.').gsub(':', '.')] + end + + def ensure_cache_path(path) + FileUtils.makedirs(path) unless File.exists?(path) + end + + def search_dir(dir, &callback) + Dir.foreach(dir) do |d| + next if d == "." || d == ".." + name = File.join(dir, d) + if File.directory?(name) + search_dir(name, &callback) + else + callback.call name + end + end + end + end + end +end
\ No newline at end of file diff --git a/activesupport/lib/active_support/cache/mem_cache_store.rb b/activesupport/lib/active_support/cache/mem_cache_store.rb new file mode 100644 index 0000000000..5820d15cc5 --- /dev/null +++ b/activesupport/lib/active_support/cache/mem_cache_store.rb @@ -0,0 +1,51 @@ +require 'memcache' + +module ActiveSupport + module Cache + class MemCacheStore < Store + attr_reader :addresses + + def initialize(*addresses) + addresses = addresses.flatten + addresses = ["localhost"] if addresses.empty? + @addresses = addresses + @data = MemCache.new(*addresses) + end + + def read(key, options = nil) + super + @data.get(key, raw?(options)) + rescue MemCache::MemCacheError + nil + end + + def write(key, value, options = nil) + super + @data.set(key, value, expires_in(options), raw?(options)) + rescue MemCache::MemCacheError + nil + end + + def delete(key, options = nil) + super + @data.delete(key, expires_in(options)) + rescue MemCache::MemCacheError + nil + end + + def delete_matched(matcher, options = nil) + super + raise "Not supported by Memcache" + end + + private + def expires_in(options) + (options && options[:expires_in]) || 0 + end + + def raw?(options) + options && options[:raw] + end + end + end +end diff --git a/activesupport/lib/active_support/cache/memory_store.rb b/activesupport/lib/active_support/cache/memory_store.rb new file mode 100644 index 0000000000..e0aba6b19a --- /dev/null +++ b/activesupport/lib/active_support/cache/memory_store.rb @@ -0,0 +1,29 @@ +module ActiveSupport + module Cache + class MemoryStore < Store + def initialize + @data = {} + end + + def read(name, options = nil) + super + @data[name] + end + + def write(name, value, options = nil) + super + @data[name] = value + end + + def delete(name, options = nil) + super + @data.delete(name) + end + + def delete_matched(matcher, options = nil) + super + @data.delete_if { |k,v| k =~ matcher } + end + end + end +end
\ No newline at end of file |