diff --git a/devops-service/db/mongo/connectors/report.rb b/devops-service/db/mongo/connectors/report.rb
index 0a8d449..0f9d5c0 100644
--- a/devops-service/db/mongo/connectors/report.rb
+++ b/devops-service/db/mongo/connectors/report.rb
@@ -3,6 +3,7 @@ require "date"
 module Connectors
   class Report < Base
     include Helpers::ShowCommand,
+      Helpers::UpdateCommand,
       Helpers::ListCommand
 
     def initialize(db)
diff --git a/devops-service/db/mongo/mongo_connector.rb b/devops-service/db/mongo/mongo_connector.rb
index 60deaa7..cc44133 100644
--- a/devops-service/db/mongo/mongo_connector.rb
+++ b/devops-service/db/mongo/mongo_connector.rb
@@ -31,7 +31,7 @@ class MongoConnector
     [:user_auth, :user, :users, :users_names, :user_insert, :user_delete,
     :user_update, :create_root_user, :check_user_privileges] => :users_connector,
     [:keys, :key, :key_insert, :key_delete] => :keys_connector,
-    [:save_report, :report, :reports, :set_report_status, :set_report_server_data, :add_report_subreports] => :reports_connector,
+    [:save_report, :report_update, :report, :reports, :set_report_status, :set_report_server_data, :add_report_subreports] => :reports_connector,
     [:insert_statistic, :search_statistic] => :statistics_connector,
     [:provider_accounts, :provider_account_insert, :provider_account_delete, :provider_account] => :provider_accounts_connector
   )
diff --git a/devops-service/spec/workers/stack_bootstrap_worker_spec.rb b/devops-service/spec/workers/stack_bootstrap_worker_spec.rb
index b2ede82..2724095 100644
--- a/devops-service/spec/workers/stack_bootstrap_worker_spec.rb
+++ b/devops-service/spec/workers/stack_bootstrap_worker_spec.rb
@@ -15,12 +15,15 @@ RSpec.describe StackBootstrapWorker, type: :worker, stubbed_connector: true do
   before do
     allow(Provider::ProviderFactory).to receive(:providers).and_return(%w(ec2))
     allow(stubbed_connector).to receive(:save_report)
+    allow(stubbed_connector).to receive(:report) { build(:report) }
+    allow(stubbed_connector).to receive(:report_update)
     allow(stubbed_connector).to receive(:stack_insert)
 
     allow(worker).to receive(:stack_synchronizer) { stack_synchronizer }
     allow(worker).to receive(:stack_servers_bootstrapper) { stack_servers_bootstrapper }
     allow(worker).to receive(:stack_servers_persister) { stack_servers_persister }
-    allow(worker).to receive(:call).and_yield(out, file)
+    allow(worker).to receive(:call).and_yield
+    worker.out = out
     allow(Devops::Model::StackEc2).to receive(:create) { Devops::Model::StackEc2.new(stack_attrs) }
   end
 
@@ -31,14 +34,14 @@ RSpec.describe StackBootstrapWorker, type: :worker, stubbed_connector: true do
     }.to raise_error KeyError
   end
 
-  it 'saves report about operation' do
-    expect(stubbed_connector).to receive(:save_report).with(instance_of(Devops::Model::Report))
+  it 'updates report about operation' do
+    expect(stubbed_connector).to receive(:report_update).with(instance_of(Devops::Model::Report))
     perform_without_bootstrap
   end
 
-  it 'saves report about operation, creates stack and persists stack servers' do
+  it 'updates report about operation, creates stack and persists stack servers' do
     allow(worker).to receive(:create_stack).and_call_original
-    expect(stubbed_connector).to receive(:save_report).with(instance_of(Devops::Model::Report)).ordered
+    expect(stubbed_connector).to receive(:report_update).with(instance_of(Devops::Model::Report)).ordered
     expect(worker).to receive(:create_stack).ordered
     expect(stack_servers_persister).to receive(:persist).ordered
     perform_without_bootstrap
diff --git a/devops-service/workers/bootstrap_worker.rb b/devops-service/workers/bootstrap_worker.rb
index 001f0d2..1e40e05 100644
--- a/devops-service/workers/bootstrap_worker.rb
+++ b/devops-service/workers/bootstrap_worker.rb
@@ -6,24 +6,18 @@ require "db/mongo/models/report"
 
 class BootstrapWorker < Worker
 
+  # options must contain 'server_attrs', 'owner'
   def perform(options)
-    server_attrs = options.fetch('server_attrs')
-#    bootstrap_template = options.fetch('bootstrap_template')
-    owner = options.fetch('owner')
-    options = convert_config(options)
+    call do
+      owner = options.fetch('owner')
+      converted_options = convert_config(options)
 
-    call() do |out, file|
-      server = Devops::Model::Server.new(server_attrs)
-      report = save_report(file, owner, server)
+      server = Devops::Model::Server.new(options.fetch('server_attrs'))
+      report = save_report(owner, server)
 
-=begin
-      options = {
-        bootstrap_template: bootstrap_template
-      }
-=end
       executor = Devops::Executor::ServerExecutor.new(server, out, current_user: owner)
       executor.report = report
-      status = executor.two_phase_bootstrap(options)
+      status = executor.two_phase_bootstrap(converted_options)
       mongo.set_report_server_data(jid, server.chef_node_name, server.public_ip || server.private_ip)
       status
     end
@@ -31,18 +25,19 @@ class BootstrapWorker < Worker
 
   private
 
-  def save_report(file, owner, server)
-    report_data = {
-      "file" => file,
-      "_id" => jid,
+  def save_report(owner, server)
+    update_report(
       "created_by" => owner,
       "project" => server.project,
       "deploy_env" => server.deploy_env,
       "type" => Devops::Model::Report::BOOTSTRAP_TYPE
-    }
-    report = Devops::Model::Report.new(report_data)
-    mongo.save_report(report)
-    report
+    )
+  end
+
+  def convert_config conf
+    config = {}
+    conf.each {|k,v| config[k.is_a?(String) ? k.to_sym : k] = v}
+    config
   end
 end
 
diff --git a/devops-service/workers/create_server_worker.rb b/devops-service/workers/create_server_worker.rb
index bc2655a..78c0e59 100644
--- a/devops-service/workers/create_server_worker.rb
+++ b/devops-service/workers/create_server_worker.rb
@@ -6,14 +6,15 @@ require "lib/executors/server_executor"
 
 class CreateServerWorker < Worker
 
+  # options must contain 'server_attrs', 'owner'
   def perform(options)
-    server_attrs = options.fetch('server_attrs')
-    owner = options.fetch('owner')
+    call do
+      server_attrs = options.fetch('server_attrs')
+      owner = options.fetch('owner')
 
-    call() do |out, file|
       project = mongo.project(server_attrs["project"])
       env = project.deploy_env(server_attrs["deploy_env"])
-      report = save_report(file, project, env, owner)
+      report = save_report(project, env, owner)
 
       e = Devops::Executor::ServerExecutor.new(nil, out)
       e.project = project
@@ -26,18 +27,13 @@ class CreateServerWorker < Worker
 
   private
 
-  def save_report(file, project, env, owner)
-    report_data = {
-      "file" => file,
-      "_id" => jid,
+  def save_report(project, env, owner)
+    update_report(
       "created_by" => owner,
       "project" => project.id,
       "deploy_env" => env.identifier,
       "type" => Devops::Model::Report::SERVER_TYPE
-    }
-    report = Devops::Model::Report.new(report_data)
-    mongo.save_report(report)
-    report
+    )
   end
 
 end
diff --git a/devops-service/workers/delete_server_worker.rb b/devops-service/workers/delete_server_worker.rb
index 77f3e5c..937f00f 100644
--- a/devops-service/workers/delete_server_worker.rb
+++ b/devops-service/workers/delete_server_worker.rb
@@ -5,15 +5,14 @@ require "workers/worker"
 
 class DeleteServerWorker < Worker
 
-  # options should contain 'server_id'
+  # options must contain 'server_id', 'current_user'
   def perform(options)
-    server_id = options.fetch('server_id')
-    current_user = options.fetch('current_user')
+    call do
+      server_id = options.fetch('server_id')
 
-    call() do |out, file|
       out.puts "Deleting server with id #{server_id}" and out.flush
       @server = mongo.server_by_instance_id(server_id)
-      report = save_report(file, current_user)
+      report = save_report(options.fetch('current_user'))
 
       e = Devops::Executor::ServerExecutor.new(@server, out)
       e.report = report
@@ -23,17 +22,13 @@ class DeleteServerWorker < Worker
 
   private
 
-  def save_report(file, current_user)
-    report = Devops::Model::Report.new(
-      "file" => file,
-      "_id" => jid,
+  def save_report(current_user)
+    update_report(
       "created_by" => current_user,
       "project" => @server.project,
       "deploy_env" => @server.deploy_env,
       "type" => Devops::Model::Report::DELETE_SERVER_TYPE
     )
-    mongo.save_report(report)
-    report
   end
 
 end
diff --git a/devops-service/workers/deploy_worker.rb b/devops-service/workers/deploy_worker.rb
index b6e48d0..791c86d 100644
--- a/devops-service/workers/deploy_worker.rb
+++ b/devops-service/workers/deploy_worker.rb
@@ -6,15 +6,16 @@ require "db/mongo/models/report"
 
 class DeployWorker < Worker
 
+  # options must contain 'server_attrs', 'owner', 'tags', 'deploy_info'
   def perform(options)
-    server_attrs = options.fetch('server_attrs')
-    owner = options.fetch('owner')
-    tags = options.fetch('tags')
-    deploy_info = options.fetch('deploy_info')
+    call do
+      server_attrs = options.fetch('server_attrs')
+      owner = options.fetch('owner')
+      tags = options.fetch('tags')
+      deploy_info = options.fetch('deploy_info')
 
-    call() do |out, file|
       server = Devops::Model::Server.new(server_attrs)
-      report = save_report(file, owner, server)
+      report = save_report(owner, server)
 
       executor = Devops::Executor::ServerExecutor.new(server, out, current_user: owner)
       executor.report = report
@@ -24,14 +25,11 @@ class DeployWorker < Worker
 
   private
 
-  def save_report(file, owner, server)
+  def save_report(owner, server)
     report_data = {
-      "file" => file,
-      "_id" => jid,
       "created_by" => owner,
       "project" => server.project,
       "deploy_env" => server.deploy_env,
-      "status" => STATUS::RUNNING,
       "chef_node_name" => server.chef_node_name,
       "host" => server.public_ip || server.private_ip
     }
@@ -41,9 +39,7 @@ class DeployWorker < Worker
       report_data["type"] = Devops::Model::Report::DEPLOY_STACK_TYPE
       report_data["stack"] = server.stack
     end
-    report = Devops::Model::Report.new(report_data)
-    mongo.save_report(report)
-    report
+    update_report(report_data)
   end
 
 end
diff --git a/devops-service/workers/project_test_worker.rb b/devops-service/workers/project_test_worker.rb
index 760b06c..2d604a7 100644
--- a/devops-service/workers/project_test_worker.rb
+++ b/devops-service/workers/project_test_worker.rb
@@ -11,15 +11,15 @@ class ProjectTestWorker < Worker
   include StatusCommands
 
   def perform(params)
-    user = params.fetch('user')
-    project_name = params.fetch('project')
-    deploy_env_name = params.fetch('deploy_env')
+    call do
+      user = params.fetch('user')
+      project_name = params.fetch('project')
+      deploy_env_name = params.fetch('deploy_env')
 
-    call() do |out, file|
       DevopsLogger.logger.info "Test project '#{project_name}' and env '#{deploy_env_name}' (user - #{user})"
       project = mongo.project(project_name)
       env = project.deploy_env(deploy_env_name)
-      report = save_report(file, user, project_name, deploy_env_name)
+      report = save_report(user, project_name, deploy_env_name)
 
       executor = Devops::Executor::ServerExecutor.new(nil, out)
       executor.project = project
@@ -102,17 +102,12 @@ class ProjectTestWorker < Worker
 
   private
 
-  def save_report(file, user, project_name, deploy_env_name)
-    report_data = {
-      "file" => file,
-      "_id" => jid,
+  def save_report(user, project_name, deploy_env_name)
+    update_report(
       "created_by" => user,
       "project" => project_name,
       "deploy_env" => deploy_env_name,
       "type" => Devops::Model::Report::PROJECT_TEST_TYPE
-    }
-    report = Devops::Model::Report.new(report_data)
-    mongo.save_report(report)
-    report
+    )
   end
 end
diff --git a/devops-service/workers/stack_bootstrap_worker.rb b/devops-service/workers/stack_bootstrap_worker.rb
index 51e8b0a..3d1f3fb 100644
--- a/devops-service/workers/stack_bootstrap_worker.rb
+++ b/devops-service/workers/stack_bootstrap_worker.rb
@@ -9,15 +9,15 @@ require "workers/stack_bootstrap/errors"
 
 class StackBootstrapWorker < Worker
 
+  # options must contain 'stack_attributes'
   def perform(options)
-    stack_attrs = options.fetch('stack_attributes')
+    call do
+      stack_attrs = options.fetch('stack_attributes')
 
-    call() do |out, file|
-      @out = out
       without_bootstrap = stack_attrs.delete('without_bootstrap')
       @out.puts "Received 'without_bootstrap' option" if without_bootstrap
 
-      save_report(file, stack_attrs)
+      save_report(stack_attrs)
 
       begin
         @stack = create_stack(stack_attrs)
@@ -99,10 +99,8 @@ class StackBootstrapWorker < Worker
     puts_and_flush "Rollback has been completed"
   end
 
-  def save_report(file, stack_attrs)
-    report = ::Devops::Model::Report.new(
-      "file" => file,
-      "_id" => jid,
+  def save_report(stack_attrs)
+    update_report(
       "created_by" => stack_attrs['owner'],
       "project" => stack_attrs["project"],
       "deploy_env" => stack_attrs["deploy_env"],
@@ -110,7 +108,5 @@ class StackBootstrapWorker < Worker
       "subreports" => [],
       "stack" => stack_attrs['name']
     )
-    mongo.save_report(report)
-    report
   end
 end
diff --git a/devops-service/workers/worker.rb b/devops-service/workers/worker.rb
index c7daada..ade61e8 100644
--- a/devops-service/workers/worker.rb
+++ b/devops-service/workers/worker.rb
@@ -83,15 +83,16 @@ class Worker
   def call_async()
     dir = DevopsConfig[:report_dir_v2]
     # directory is created on server start in config.ru
-    file = File.join(dir, jid)
+    @file = File.join(dir, jid)
 
+    create_report
     update_job_status(STATUS::INIT, nil)
-    File.open(file, "w") do |out|
+    File.open(@file, "w") do |out|
       begin
         update_job_status(STATUS::RUNNING, nil)
         self.out = out
 
-        job_result = yield(out, file)
+        job_result = yield
         canonical_status = (job_result == 0 ? STATUS::COMPLETED : STATUS::FAILED)
         update_job_status(canonical_status, job_result)
       rescue StandardError, RecordNotFound => e
@@ -125,10 +126,16 @@ class Worker
     status
   end
 
-  def convert_config conf
-    config = {}
-    conf.each {|k,v| config[k.is_a?(String) ? k.to_sym : k] = v}
-    config
+  def create_report
+    report = Devops::Model::Report.new('_id' => jid, 'file' => @file)
+    mongo.save_report(report)
   end
 
+  def update_report(additional_report_attrs)
+    initial_report = mongo.report(jid)
+    report_attrs = initial_report.to_mongo_hash.merge(additional_report_attrs)
+    report = Devops::Model::Report.new(report_attrs)
+    mongo.report_update(report)
+    report
+  end
 end