create `worker_done` event

trigger a event when a full cycle was completed

1 files changed, 22 insertions, 1 deletions

diff --git a/lib/oxidized/worker.rb b/lib/oxidized/worker.rb
index 80d65cb..dfe9803 100644
--- a/lib/oxidized/worker.rb
+++ b/lib/oxidized/worker.rb
@@ -3,6 +3,7 @@ module Oxidized
   require 'oxidized/jobs'
   class Worker
     def initialize nodes
+      @jobs_done  = 0
       @nodes      = nodes
       @jobs       = Jobs.new(Oxidized.config.threads, Oxidized.config.interval, @nodes)
       @nodes.jobs = @jobs
@@ -14,8 +15,9 @@ module Oxidized
       @jobs.delete_if { |job| ended << job if not job.alive? }
       ended.each      { |job| process job }
       @jobs.work
+
       while @jobs.size < @jobs.want
-        Oxidized.logger.debug "lib/oxidized/worker.rb: Jobs #{@jobs.size}, Want: #{@jobs.want}"
+        Oxidized.logger.debug "lib/oxidized/worker.rb: Jobs running: #{@jobs.size} of #{@jobs.want} - ended: #{@jobs_done} of #{@nodes.size}"
         # ask for next node in queue non destructive way
         nextnode = @nodes.first
         unless nextnode.last.nil?
@@ -29,6 +31,8 @@ module Oxidized
         @jobs.push Job.new node
         Oxidized.logger.debug "lib/oxidized/worker.rb: Added #{node.name} to the job queue"
       end
+
+      run_done_hook if is_cycle_finished?
       Oxidized.logger.debug("lib/oxidized/worker.rb: #{@jobs.size} jobs running in parallel") unless @jobs.empty?
     end
 
@@ -38,6 +42,8 @@ module Oxidized
       node.stats.add job
       @jobs.duration job.time
       node.running = false
+      @jobs_done += 1 # needed for worker_done event
+
       if job.status == :success
         Oxidized.Hooks.handle :node_success, :node => node,
                                              :job => job
@@ -71,5 +77,20 @@ module Oxidized
       Oxidized.logger.warn "#{node.name} not found, removed while collecting?"
     end
 
+    private
+
+    def is_cycle_finished?
+      @jobs_done > 0 && @jobs_done % @nodes.count == 0
+    end
+
+    def run_done_hook
+      Oxidized.logger.debug "lib/oxidized/worker.rb: Running :nodes_done hook"
+      Oxidized.Hooks.handle :nodes_done
+    rescue => e
+      # swallow the hook erros and continue as normal
+      Oxidized.logger.error "lib/oxidized/worker.rb: #{e.message}"
+    ensure
+      @jobs_done = 0
+    end
   end
 end