Module: Scout

Defined in:
lib/scout.rb,
lib/scout/monitor.rb

Constant Summary collapse

SENSIBLE_WRITE_DIRS = 
Open.sensible_write_dir.find_all
LOCK_DIRS = 
Path.setup('tmp/tsv_open_locks').find_all +
Path.setup('tmp/tsv_locks').find_all +
Path.setup('tmp/persist_locks').find_all +
Path.setup('tmp/sensible_write_locks').find_all +
Path.setup('tmp/produce_locks').find_all +
Path.setup('tmp/step_info_locks').find_all
PERSIST_DIRS = 
Path.setup('share').find_all  + Path.setup('var/cache/persistence').find_all
JOB_DIRS = 
Path.setup('var/jobs').find_all
MUTEX_FOR_THREAD_EXCLUSIVE = 
Mutex.new

Class Method Summary collapse

Class Method Details

.__jobs(dirs = JOB_DIRS) ⇒ Object

REST



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# File 'lib/scout/monitor.rb', line 239

def self.__jobs(dirs = JOB_DIRS)
  job_files = {}
  dirs.each do |dir|
    workflow_dirs = dir.glob("*").each do |wdir|
      workflow = File.basename(wdir)
      job_files[workflow] = {}
      task_dirs = wdir.glob('*')
      task_dirs.each do |tdir|
        task = File.basename(tdir)
        job_files[workflow][task] = tdir.glob('*')
      end
    end
  end
  jobs = {}
  job_files.each do |workflow,task_jobs|
    jobs[workflow] ||= {}
    task_jobs.each do |task, files|
      jobs[workflow][task] ||= {}
      files.each do |f|
        next if f =~ /\.lock$/
        job = f.sub(/\.(info|files)/,'')

        jobs[workflow][task][job] ||= {}
        if jobs[workflow][task][job][:status].nil?
          status = nil
          status = :done if Open.exists? job
          if status.nil? and f=~/\.info/
            info = begin
                     Step::INFO_SERIALIZER.load(Open.read(f, :mode => 'rb'))
                   rescue
                     {}
                   end
            status = info[:status]
            pid = info[:pid]
          end

          jobs[workflow][task][job][:pid] = pid if pid
          jobs[workflow][task][job][:status] = status if status
        end
      end
    end
  end
  jobs
end

.dump_memory(file, obj = nil) ⇒ Object 



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# File 'lib/scout/monitor.rb', line 20

def self.dump_memory(file, obj = nil)
  Log.info "Dumping #{obj} objects into #{ file }"
  Thread.new do
    while true
      Open.write(file) do |f|
        MUTEX_FOR_THREAD_EXCLUSIVE.synchronize do
          GC.start
          ObjectSpace.each_object(obj) do |o|
            f.puts "---"
            f.puts(String === o ? o : o.inspect)
          end
        end
      end
      FileUtils.cp file, file + '.save'
      sleep 3
    end
  end
end

.file_time(file) ⇒ Object 



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# File 'lib/scout/monitor.rb', line 39

def self.file_time(file)
  info = {}
  begin
    info[:ctime] = File.ctime file
    info[:atime] = File.atime file
    info[:elapsed] = Time.now - info[:ctime]
  rescue Exception
  end
  info[:ctime] = Time.now - 999
  info
end

.job_info(workflows = nil, tasks = nil, dirs = JOB_DIRS) ⇒ Object

PERSISTS



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# File 'lib/scout/monitor.rb', line 127

def self.job_info(workflows = nil, tasks = nil, dirs = JOB_DIRS)
  require 'rbbt/workflow/step'

  workflows = [workflows] if workflows and not Array === workflows
  workflows = workflows.collect{|w| w.to_s} if workflows

  tasks = [tasks] if tasks and not Array === tasks
  tasks = tasks.collect{|w| w.to_s} if tasks

  jobs = {}
  seen = Set.new
  _files = Set.new
  dirs.collect do |dir|
    next unless Open.exists? dir

    task_dir_workflows = {}
    tasks_dirs = if dir == '.'
                  ["."]
                 else
                   #workflowdirs = if (dir_sub_path = Open.find_repo_dir(workflowdir))
                   #                 repo_dir, sub_path = dir_sub_path
                   #                 Open.list_repo_files(*dir_sub_path).collect{|f| f.split("/").first}.uniq.collect{|f| File.join(repo_dir, f)}.uniq
                   #               else
                   #                 dir.glob("*")
                   #               end

                   workflowdirs = dir.glob("*")

                   workflowdirs.collect do |workflowdir|
                     workflow = File.basename(workflowdir)
                     next if workflows and not workflows.include? workflow

                     #task_dirs = if (dir_sub_path = Open.find_repo_dir(workflowdir))
                     #              repo_dir, sub_path = dir_sub_path
                     #              Open.list_repo_files(*dir_sub_path).collect{|f| f.split("/").first}.uniq.collect{|f| File.join(repo_dir, f)}.uniq
                     #            else
                     #              workflowdir.glob("*")
                     #            end

                     task_dirs = workflowdir.glob("*")

                     task_dirs.each do |tasks_dir|
                       task_dir_workflows[tasks_dir] = workflow
                     end
                   end.compact.flatten
                 end

    tasks_dirs.collect do |taskdir|
      task = File.basename(taskdir)
      next if tasks and not tasks.include? task


      #files = if (dir_sub_path = Open.find_repo_dir(taskdir))
      #          repo_dir, sub_path = dir_sub_path
      #          Open.list_repo_files(*dir_sub_path).reject do |f|
      #            f.include?("/.info/") ||
      #              f.include?(".files/") ||
      #              f.include?(".pid/") ||
      #              File.directory?(f)
      #          end.collect do |f|
      #            File.join(repo_dir, f)
      #          end
      #        else
      #          #cmd = "find -L '#{ taskdir }/'  -not \\( -path \"#{taskdir}/*.files/*\" -prune \\) -not -name '*.pid' -not -name '*.notify' -not -name '\\.*' 2>/dev/null"
      #          cmd = "find -L '#{ taskdir }/' -not \\( -path \"#{taskdir}/.info/*\" -prune \\) -not \\( -path \"#{taskdir}/*.files/*\" -prune \\) -not -name '*.pid' -not -name '*.md5' -not -name '*.notify' -not -name '\\.*' \\( -not -type d -o -name '*.files' \\)  2>/dev/null"

      #          CMD.cmd(cmd, :pipe => true).read.split("\n")
      #        end

      files = begin
                cmd = "find -L '#{ taskdir }/' -not \\( -path \"#{taskdir}/.info/*\" -prune \\) -not \\( -path \"#{taskdir}/*.files/*\" -prune \\) -not -name '*.pid' -not -name '*.md5' -not -name '*.notify' -not -name '\\.*' \\( -not -type d -o -name '*.files' \\)  2>/dev/null"

                CMD.cmd(cmd, :pipe => true).read.split("\n")
              end

      files = files.sort_by{|f| Open.mtime(f) || Time.now}
      workflow = task_dir_workflows[taskdir]
      TSV.traverse files, :type => :array, :into => jobs, :_bar => "Finding jobs in #{ taskdir }" do |file|
        _files << file
        if m = file.match(/(.*)\.(info|pid|files)$/)
          file = m[1]
        end
        next if seen.include? file
        seen << file

        name = file[taskdir.length+1..-1]
        info_file = file + '.info'

        info = {}

        info[:workflow] = workflow
        info[:task] = task
        info[:name] = name

        if Open.exists? file
          info = info.merge(file_time(file))
          info[:done] = true
          info[:info_file] = Open.exist?(info_file) ? info_file : nil
        else
          info = info.merge({:info_file => info_file, :done => false})
        end

        [file, info]
      end

    end.compact.flatten
  end.compact.flatten
  jobs
end

.load_lock(lock) ⇒ Object 



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# File 'lib/scout/monitor.rb', line 284

def self.load_lock(lock)
  begin
    info = Misc.insist 3 do
      Open.yaml(lock)
    end
    info.values_at "pid", "ppid", "time"
  rescue Exception
    time = begin
             File.atime(lock)
           rescue Exception
             Time.now
           end
    [nil, nil, time]
  end
end

.lock_info(dirs = LOCK_DIRS) ⇒ Object 



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# File 'lib/scout/monitor.rb', line 60

def self.lock_info(dirs = LOCK_DIRS)
  lock_info = {}
  locks(dirs).each do |f|
    lock_info[f] = {}
    begin
      lock_info[f].merge!(file_time(f))
      if File.size(f) > 0
        info = Open.open(f) do |s|
          Open.yaml(s)
        end
        IndiferentHash.setup(info)
        lock_info[f][:pid] = info[:pid]
        lock_info[f][:ppid] = info[:ppid]
      end
    rescue Exception
      Log.warn $!.message
    end
  end
  lock_info
end

.locks(dirs = LOCK_DIRS) ⇒ Object

{{{ LOCKS



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# File 'lib/scout/monitor.rb', line 53

def self.locks(dirs = LOCK_DIRS)
  dirs.collect do |dir|
    next unless Open.exists? dir
    `find -L "#{ dir }" -name "*.lock" 2>/dev/null`.split "\n"
  end.compact.flatten
end

.persist_info(dirs = PERSIST_DIRS) ⇒ Object 



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# File 'lib/scout/monitor.rb', line 112

def self.persist_info(dirs = PERSIST_DIRS)
  info = {}
  persists(dirs).each do |f|
    begin
      i = file_time(f)
      info[f] = i
    rescue
      Log.exception $!
    end
  end
  info
end

.persists(dirs = PERSIST_DIRS) ⇒ Object

PERSISTS



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# File 'lib/scout/monitor.rb', line 105

def self.persists(dirs = PERSIST_DIRS)
  dirs.collect do |dir|
    next unless Open.exists? dir
    `find -L "#{ dir }" -name "*.persist" 2>/dev/null`.split "\n"
  end.compact.flatten
end

.sensiblewrite_info(dirs = SENSIBLE_WRITE_DIRS) ⇒ Object 



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# File 'lib/scout/monitor.rb', line 90

def self.sensiblewrite_info(dirs = SENSIBLE_WRITE_DIRS)
  info = {}
  sensiblewrites(dirs).each do |f|
    begin
      i = file_time(f)
      info[f] = i
    rescue
      Log.exception $!
    end
  end
  info
end

.sensiblewrites(dirs = SENSIBLE_WRITE_DIRS) ⇒ Object

{{{ SENSIBLE WRITES



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# File 'lib/scout/monitor.rb', line 83

def self.sensiblewrites(dirs = SENSIBLE_WRITE_DIRS)
  dirs.collect do |dir|
    next unless Open.exists? dir
    `find -L "#{ dir }" -not -name "*.lock" -not -type d 2>/dev/null`.split "\n"
  end.compact.flatten
end

.version ⇒ Object 



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# File 'lib/scout.rb', line 4

def self.version
  Open.read(File.join(__dir__, '../VERSION'))
end