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Contents
module Sinatra
module MemcachedInspector
def memcached_inspect options
host = options[:host]
port = options[:port]
key = options[:key]
inspect = inspector host, port
# Filter by key if defined
if !key.nil?
inspect = inspect.select{|pair| pair[:key] == key }.first
end
inspect
end
private
def inspector host, port
# Looks horrible, got it from a gist... yet, it works.
keys = []
cache_dump_limit = 9_000 # It's over...
localhost = Net::Telnet::new("Host" => host, "Port" => port, "Timeout" => 3)
slab_ids = []
localhost.cmd("String" => "stats items", "Match" => /^END/) do |c|
matches = c.scan(/STAT items:(\d+):/)
slab_ids = matches.flatten.uniq
end
slab_ids.each do |slab_id|
localhost.cmd("String" => "stats cachedump #{slab_id} #{cache_dump_limit}", "Match" => /^END/) do |c|
matches = c.scan(/^ITEM (.+?) \[(\d+) b; (\d+) s\]$/).each do |key_data|
(cache_key, bytes, expires_time) = key_data
humanized_expires_time = Time.at(expires_time.to_i).to_s
expired = false
expired = true if Time.at(expires_time.to_i) < Time.now
keys << { key: cache_key, bytes: bytes, expires_at: humanized_expires_time, expired: expired }
end
end
end
keys
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems