1 class Job < ArvadosModel
4 include CommonApiTemplate
5 attr_protected :docker_image_locator
6 serialize :script_parameters, Hash
7 serialize :runtime_constraints, Hash
8 serialize :tasks_summary, Hash
9 before_create :ensure_unique_submit_id
10 after_commit :trigger_crunch_dispatch_if_cancelled, :on => :update
11 validate :ensure_script_version_is_commit
12 validate :find_docker_image_locator
14 has_many :commit_ancestors, :foreign_key => :descendant, :primary_key => :script_version
16 class SubmitIdReused < StandardError
19 api_accessible :user, extend: :common do |t|
23 t.add :script_parameters
26 t.add :cancelled_by_client_uuid
27 t.add :cancelled_by_user_uuid
31 t.add :output_is_persistent
34 t.add :is_locked_by_uuid
36 t.add :runtime_constraints
39 t.add :nondeterministic
41 t.add :supplied_script_version
42 t.add :docker_image_locator
46 update_attributes(finished_at: finished_at || Time.now,
47 success: success.nil? ? false : success,
52 self.where('started_at is ? and is_locked_by_uuid is ? and cancelled_at is ? and success is ?',
54 order('priority desc, created_at')
58 self.where('running = ?', true).
59 order('priority desc, created_at')
64 def foreign_key_attributes
65 super + %w(output log)
68 def skip_uuid_read_permission_check
69 super + %w(cancelled_by_client_uuid)
72 def skip_uuid_existence_check
73 super + %w(output log)
76 def ensure_script_version_is_commit
77 if self.is_locked_by_uuid and self.started_at
78 # Apparently client has already decided to go for it. This is
79 # needed to run a local job using a local working directory
80 # instead of a commit-ish.
83 if new_record? or script_version_changed?
84 sha1 = Commit.find_commit_range(current_user, self.repository, nil, self.script_version, nil)[0] rescue nil
86 self.supplied_script_version = self.script_version if self.supplied_script_version.nil? or self.supplied_script_version.empty?
87 self.script_version = sha1
89 self.errors.add :script_version, "#{self.script_version} does not resolve to a commit"
95 def ensure_unique_submit_id
97 if Job.where('submit_id=?',self.submit_id).first
98 raise SubmitIdReused.new
104 def find_docker_image_locator
105 # Find the Collection that holds the Docker image specified in the
106 # runtime constraints, and store its locator in docker_image_locator.
107 unless runtime_constraints.is_a? Hash
108 # We're still in validation stage, so we can't assume
109 # runtime_constraints isn't something horrible like an array or
110 # a string. Treat those cases as "no docker image supplied";
111 # other validations will fail anyway.
112 self.docker_image_locator = nil
115 image_search = runtime_constraints['docker_image']
116 image_tag = runtime_constraints['docker_image_tag']
118 self.docker_image_locator = nil
120 elsif coll = Collection.for_latest_docker_image(image_search, image_tag)
121 self.docker_image_locator = coll.uuid
124 errors.add(:docker_image_locator, "not found for #{image_search}")
131 queue = self.script_parameters.values
132 while not queue.empty?
133 queue = queue.flatten.compact.collect do |v|
137 v.match(/^(([0-9a-f]{32})\b(\+[^,]+)?,?)*$/) do |locator|
138 deps[locator.to_s] = true
147 def permission_to_update
148 if is_locked_by_uuid_was and !(current_user and
149 (current_user.uuid == is_locked_by_uuid_was or
150 current_user.uuid == system_user.uuid))
151 if script_changed? or
152 script_parameters_changed? or
153 script_version_changed? or
154 (!cancelled_at_was.nil? and
155 (cancelled_by_client_uuid_changed? or
156 cancelled_by_user_uuid_changed? or
157 cancelled_at_changed?)) or
158 started_at_changed? or
159 finished_at_changed? or
164 tasks_summary_changed?
165 logger.warn "User #{current_user.uuid if current_user} tried to change protected job attributes on locked #{self.class.to_s} #{uuid_was}"
169 if !is_locked_by_uuid_changed?
173 logger.warn "Anonymous user tried to change lock on #{self.class.to_s} #{uuid_was}"
175 elsif is_locked_by_uuid_was and is_locked_by_uuid_was != current_user.uuid
176 logger.warn "User #{current_user.uuid} tried to steal lock on #{self.class.to_s} #{uuid_was} from #{is_locked_by_uuid_was}"
178 elsif !is_locked_by_uuid.nil? and is_locked_by_uuid != current_user.uuid
179 logger.warn "User #{current_user.uuid} tried to lock #{self.class.to_s} #{uuid_was} with uuid #{is_locked_by_uuid}"
187 def update_modified_by_fields
188 if self.cancelled_at_changed?
189 # Ensure cancelled_at cannot be set to arbitrary non-now times,
190 # or changed once it is set.
191 if self.cancelled_at and not self.cancelled_at_was
192 self.cancelled_at = Time.now
193 self.cancelled_by_user_uuid = current_user.uuid
194 self.cancelled_by_client_uuid = current_api_client.andand.uuid
195 @need_crunch_dispatch_trigger = true
197 self.cancelled_at = self.cancelled_at_was
198 self.cancelled_by_user_uuid = self.cancelled_by_user_uuid_was
199 self.cancelled_by_client_uuid = self.cancelled_by_client_uuid_was
205 def trigger_crunch_dispatch_if_cancelled
206 if @need_crunch_dispatch_trigger
207 File.open(Rails.configuration.crunch_refresh_trigger, 'wb') do
208 # That's all, just create/touch a file for crunch-job to see.