Source code for odoo.addons.queue_job.models.queue_job

# Copyright 2013-2016 Camptocamp SA
# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html)

import ast
import logging
import re
from collections import namedtuple
from datetime import datetime, timedelta

from odoo import _, api, exceptions, fields, models, tools
from odoo.osv import expression

from ..fields import JobSerialized
from ..job import DONE, PENDING, STATES, Job

_logger = logging.getLogger(__name__)


regex_job_function_name = re.compile(r"^<([0-9a-z_\.]+)>\.([0-9a-zA-Z_]+)$")


[docs]class QueueJob(models.Model): """Model storing the jobs to be executed.""" _name = "queue.job" _description = "Queue Job" _inherit = ["mail.thread", "mail.activity.mixin"] _log_access = False _order = "date_created DESC, date_done DESC" _removal_interval = 30 # days _default_related_action = "related_action_open_record" # This must be passed in a context key "_job_edit_sentinel" to write on # protected fields. It protects against crafting "queue.job" records from # RPC (e.g. on internal methods). When ``with_delay`` is used, the sentinel # is set. EDIT_SENTINEL = object() _protected_fields = ( "uuid", "name", "date_created", "model_name", "method_name", "records", "args", "kwargs", ) uuid = fields.Char(string="UUID", readonly=True, index=True, required=True) user_id = fields.Many2one( comodel_name="res.users", string="User ID", compute="_compute_user_id", inverse="_inverse_user_id", store=True, ) company_id = fields.Many2one( comodel_name="res.company", string="Company", index=True ) name = fields.Char(string="Description", readonly=True) model_name = fields.Char( string="Model", compute="_compute_model_name", store=True, readonly=True ) method_name = fields.Char(readonly=True) # record_ids field is only for backward compatibility (e.g. used in related # actions), can be removed (replaced by "records") in 14.0 record_ids = JobSerialized(compute="_compute_record_ids", base_type=list) records = JobSerialized( string="Record(s)", readonly=True, base_type=models.BaseModel, ) args = JobSerialized(readonly=True, base_type=tuple) kwargs = JobSerialized(readonly=True, base_type=dict) func_string = fields.Char( string="Task", compute="_compute_func_string", readonly=True, store=True ) state = fields.Selection(STATES, readonly=True, required=True, index=True) priority = fields.Integer() exc_info = fields.Text(string="Exception Info", readonly=True) result = fields.Text(readonly=True) date_created = fields.Datetime(string="Created Date", readonly=True) date_started = fields.Datetime(string="Start Date", readonly=True) date_enqueued = fields.Datetime(string="Enqueue Time", readonly=True) date_done = fields.Datetime(readonly=True) eta = fields.Datetime(string="Execute only after") retry = fields.Integer(string="Current try") max_retries = fields.Integer( string="Max. retries", help="The job will fail if the number of tries reach the " "max. retries.\n" "Retries are infinite when empty.", ) channel_method_name = fields.Char( readonly=True, compute="_compute_job_function", store=True ) job_function_id = fields.Many2one( comodel_name="queue.job.function", compute="_compute_job_function", string="Job Function", readonly=True, store=True, ) override_channel = fields.Char() channel = fields.Char( compute="_compute_channel", inverse="_inverse_channel", store=True, index=True ) identity_key = fields.Char() worker_pid = fields.Integer() def init(self): self._cr.execute( "SELECT indexname FROM pg_indexes WHERE indexname = %s ", ("queue_job_identity_key_state_partial_index",), ) if not self._cr.fetchone(): self._cr.execute( "CREATE INDEX queue_job_identity_key_state_partial_index " "ON queue_job (identity_key) WHERE state in ('pending', " "'enqueued') AND identity_key IS NOT NULL;" ) @api.depends("records") def _compute_user_id(self): for record in self: record.user_id = record.records.env.uid def _inverse_user_id(self): for record in self.with_context(_job_edit_sentinel=self.EDIT_SENTINEL): record.records = record.records.with_user(record.user_id.id) @api.depends("records") def _compute_model_name(self): for record in self: record.model_name = record.records._name @api.depends("records") def _compute_record_ids(self): for record in self: record.record_ids = record.records.ids def _inverse_channel(self): for record in self: record.override_channel = record.channel @api.depends("job_function_id.channel_id") def _compute_channel(self): for record in self: channel = ( record.override_channel or record.job_function_id.channel or "root" ) if record.channel != channel: record.channel = channel @api.depends("model_name", "method_name", "job_function_id.channel_id") def _compute_job_function(self): for record in self: func_model = self.env["queue.job.function"] channel_method_name = func_model.job_function_name( record.model_name, record.method_name ) function = func_model.search([("name", "=", channel_method_name)], limit=1) record.channel_method_name = channel_method_name record.job_function_id = function @api.depends("model_name", "method_name", "records", "args", "kwargs") def _compute_func_string(self): for record in self: model = repr(record.records) args = [repr(arg) for arg in record.args] kwargs = ["{}={!r}".format(key, val) for key, val in record.kwargs.items()] all_args = ", ".join(args + kwargs) record.func_string = "{}.{}({})".format(model, record.method_name, all_args) @api.model_create_multi def create(self, vals_list): if self.env.context.get("_job_edit_sentinel") is not self.EDIT_SENTINEL: # Prevent to create a queue.job record "raw" from RPC. # ``with_delay()`` must be used. raise exceptions.AccessError( _("Queue jobs must created by calling 'with_delay()'.") ) return super().create(vals_list) def write(self, vals): if self.env.context.get("_job_edit_sentinel") is not self.EDIT_SENTINEL: write_on_protected_fields = [ fieldname for fieldname in vals if fieldname in self._protected_fields ] if write_on_protected_fields: raise exceptions.AccessError( _("Not allowed to change field(s): {}").format( write_on_protected_fields ) ) if vals.get("state") == "failed": self._message_post_on_failure() return super().write(vals) def open_related_action(self): """Open the related action associated to the job""" self.ensure_one() job = Job.load(self.env, self.uuid) action = job.related_action() if action is None: raise exceptions.UserError(_("No action available for this job")) return action def _change_job_state(self, state, result=None): """Change the state of the `Job` object Changing the state of the Job will automatically change some fields (date, result, ...). """ for record in self: job_ = Job.load(record.env, record.uuid) if state == DONE: job_.set_done(result=result) elif state == PENDING: job_.set_pending(result=result) else: raise ValueError("State not supported: %s" % state) job_.store() def button_done(self): result = _("Manually set to done by %s") % self.env.user.name self._change_job_state(DONE, result=result) return True def requeue(self): self._change_job_state(PENDING) return True def _message_post_on_failure(self): # subscribe the users now to avoid to subscribe them # at every job creation domain = self._subscribe_users_domain() users = self.env["res.users"].search(domain) self.message_subscribe(partner_ids=users.mapped("partner_id").ids) for record in self: msg = record._message_failed_job() if msg: record.message_post(body=msg, subtype="queue_job.mt_job_failed") def _subscribe_users_domain(self): """Subscribe all users having the 'Queue Job Manager' group""" group = self.env.ref("queue_job.group_queue_job_manager") if not group: return None companies = self.mapped("company_id") domain = [("groups_id", "=", group.id)] if companies: domain.append(("company_id", "in", companies.ids)) return domain def _message_failed_job(self): """Return a message which will be posted on the job when it is failed. It can be inherited to allow more precise messages based on the exception informations. If nothing is returned, no message will be posted. """ self.ensure_one() return _( "Something bad happened during the execution of the job. " "More details in the 'Exception Information' section." ) def _needaction_domain_get(self): """Returns the domain to filter records that require an action :return: domain or False is no action """ return [("state", "=", "failed")] def autovacuum(self): """Delete all jobs done based on the removal interval defined on the channel Called from a cron. """ for channel in self.env["queue.job.channel"].search([]): deadline = datetime.now() - timedelta(days=int(channel.removal_interval)) jobs = self.search( [("date_done", "<=", deadline), ("channel", "=", channel.complete_name)] ) if jobs: jobs.unlink() return True def requeue_stuck_jobs(self, enqueued_delta=5, started_delta=0): """Fix jobs that are in a bad states :param in_queue_delta: lookup time in minutes for jobs that are in enqueued state :param started_delta: lookup time in minutes for jobs that are in enqueued state, 0 means that it is not checked """ self._get_stuck_jobs_to_requeue( enqueued_delta=enqueued_delta, started_delta=started_delta ).requeue() return True def _get_stuck_jobs_domain(self, queue_dl, started_dl): domain = [] now = fields.datetime.now() if queue_dl: queue_dl = now - timedelta(minutes=queue_dl) domain.append( [ "&", ("date_enqueued", "<=", fields.Datetime.to_string(queue_dl)), ("state", "=", "enqueued"), ] ) if started_dl: started_dl = now - timedelta(minutes=started_dl) domain.append( [ "&", ("date_started", "<=", fields.Datetime.to_string(started_dl)), ("state", "=", "started"), ] ) if not domain: raise exceptions.ValidationError( _("If both parameters are 0, ALL jobs will be requeued!") ) return expression.OR(domain) def _get_stuck_jobs_to_requeue(self, enqueued_delta, started_delta): job_model = self.env["queue.job"] stuck_jobs = job_model.search( self._get_stuck_jobs_domain(enqueued_delta, started_delta) ) return stuck_jobs def related_action_open_record(self): """Open a form view with the record(s) of the job. For instance, for a job on a ``product.product``, it will open a ``product.product`` form view with the product record(s) concerned by the job. If the job concerns more than one record, it opens them in a list. This is the default related action. """ self.ensure_one() records = self.records.exists() if not records: return None action = { "name": _("Related Record"), "type": "ir.actions.act_window", "view_mode": "form", "res_model": records._name, } if len(records) == 1: action["res_id"] = records.id else: action.update( { "name": _("Related Records"), "view_mode": "tree,form", "domain": [("id", "in", records.ids)], } ) return action def _test_job(self): _logger.info("Running test job.")
class RequeueJob(models.TransientModel): _name = "queue.requeue.job" _description = "Wizard to requeue a selection of jobs" def _default_job_ids(self): res = False context = self.env.context if context.get("active_model") == "queue.job" and context.get("active_ids"): res = context["active_ids"] return res job_ids = fields.Many2many( comodel_name="queue.job", string="Jobs", default=lambda r: r._default_job_ids() ) def requeue(self): jobs = self.job_ids jobs.requeue() return {"type": "ir.actions.act_window_close"} class SetJobsToDone(models.TransientModel): _inherit = "queue.requeue.job" _name = "queue.jobs.to.done" _description = "Set all selected jobs to done" def set_done(self): jobs = self.job_ids jobs.button_done() return {"type": "ir.actions.act_window_close"} class JobChannel(models.Model): _name = "queue.job.channel" _description = "Job Channels" name = fields.Char() complete_name = fields.Char( compute="_compute_complete_name", store=True, readonly=True ) parent_id = fields.Many2one( comodel_name="queue.job.channel", string="Parent Channel", ondelete="restrict" ) job_function_ids = fields.One2many( comodel_name="queue.job.function", inverse_name="channel_id", string="Job Functions", ) removal_interval = fields.Integer( default=lambda self: self.env["queue.job"]._removal_interval, required=True ) _sql_constraints = [ ("name_uniq", "unique(complete_name)", "Channel complete name must be unique") ] @api.depends("name", "parent_id.complete_name") def _compute_complete_name(self): for record in self: if not record.name: complete_name = "" # new record elif record.parent_id: complete_name = ".".join([record.parent_id.complete_name, record.name]) else: complete_name = record.name record.complete_name = complete_name @api.constrains("parent_id", "name") def parent_required(self): for record in self: if record.name != "root" and not record.parent_id: raise exceptions.ValidationError(_("Parent channel required.")) @api.model_create_multi def create(self, vals_list): records = self.browse() if self.env.context.get("install_mode"): # installing a module that creates a channel: rebinds the channel # to an existing one (likely we already had the channel created by # the @job decorator previously) new_vals_list = [] for vals in vals_list: name = vals.get("name") parent_id = vals.get("parent_id") if name and parent_id: existing = self.search( [("name", "=", name), ("parent_id", "=", parent_id)] ) if existing: if not existing.get_metadata()[0].get("noupdate"): existing.write(vals) records |= existing continue new_vals_list.append(vals) vals_list = new_vals_list records |= super().create(vals_list) return records def write(self, values): for channel in self: if ( not self.env.context.get("install_mode") and channel.name == "root" and ("name" in values or "parent_id" in values) ): raise exceptions.UserError(_("Cannot change the root channel")) return super(JobChannel, self).write(values) def unlink(self): for channel in self: if channel.name == "root": raise exceptions.UserError(_("Cannot remove the root channel")) return super(JobChannel, self).unlink() def name_get(self): result = [] for record in self: result.append((record.id, record.complete_name)) return result class JobFunction(models.Model): _name = "queue.job.function" _description = "Job Functions" _log_access = False JobConfig = namedtuple( "JobConfig", "channel " "retry_pattern " "related_action_enable " "related_action_func_name " "related_action_kwargs ", ) def _default_channel(self): return self.env.ref("queue_job.channel_root") name = fields.Char( compute="_compute_name", inverse="_inverse_name", index=True, store=True, ) # model and method should be required, but the required flag doesn't # let a chance to _inverse_name to be executed model_id = fields.Many2one( comodel_name="ir.model", string="Model", ondelete="cascade" ) method = fields.Char() channel_id = fields.Many2one( comodel_name="queue.job.channel", string="Channel", required=True, default=lambda r: r._default_channel(), ) channel = fields.Char(related="channel_id.complete_name", store=True, readonly=True) retry_pattern = JobSerialized(string="Retry Pattern (serialized)", base_type=dict) edit_retry_pattern = fields.Text( string="Retry Pattern", compute="_compute_edit_retry_pattern", inverse="_inverse_edit_retry_pattern", help="Pattern expressing from the count of retries on retryable errors," " the number of of seconds to postpone the next execution.\n" "Example: {1: 10, 5: 20, 10: 30, 15: 300}.\n" "See the module description for details.", ) related_action = JobSerialized(string="Related Action (serialized)", base_type=dict) edit_related_action = fields.Text( string="Related Action", compute="_compute_edit_related_action", inverse="_inverse_edit_related_action", help="The action when the button *Related Action* is used on a job. " "The default action is to open the view of the record related " "to the job. Configured as a dictionary with optional keys: " "enable, func_name, kwargs.\n" "See the module description for details.", ) @api.depends("model_id.model", "method") def _compute_name(self): for record in self: if not (record.model_id and record.method): record.name = "" continue record.name = self.job_function_name(record.model_id.model, record.method) def _inverse_name(self): groups = regex_job_function_name.match(self.name) if not groups: raise exceptions.UserError(_("Invalid job function: {}").format(self.name)) model_name = groups[1] method = groups[2] model = self.env["ir.model"].search([("model", "=", model_name)], limit=1) if not model: raise exceptions.UserError(_("Model {} not found").format(model_name)) self.model_id = model.id self.method = method @api.depends("retry_pattern") def _compute_edit_retry_pattern(self): for record in self: retry_pattern = record._parse_retry_pattern() record.edit_retry_pattern = str(retry_pattern) def _inverse_edit_retry_pattern(self): try: self.retry_pattern = ast.literal_eval(self.edit_retry_pattern or "{}") except (ValueError, TypeError): raise exceptions.UserError(self._retry_pattern_format_error_message()) @api.depends("related_action") def _compute_edit_related_action(self): for record in self: record.edit_related_action = str(record.related_action) def _inverse_edit_related_action(self): try: self.related_action = ast.literal_eval(self.edit_related_action or "{}") except (ValueError, TypeError): raise exceptions.UserError(self._related_action_format_error_message()) @staticmethod def job_function_name(model_name, method_name): return "<{}>.{}".format(model_name, method_name) # TODO deprecated by :job-no-decorator: def _find_or_create_channel(self, channel_path): channel_model = self.env["queue.job.channel"] parts = channel_path.split(".") parts.reverse() channel_name = parts.pop() assert channel_name == "root", "A channel path starts with 'root'" # get the root channel channel = channel_model.search([("name", "=", channel_name)]) while parts: channel_name = parts.pop() parent_channel = channel channel = channel_model.search( [("name", "=", channel_name), ("parent_id", "=", parent_channel.id)], limit=1, ) if not channel: channel = channel_model.create( {"name": channel_name, "parent_id": parent_channel.id} ) return channel def job_default_config(self): return self.JobConfig( channel="root", retry_pattern={}, related_action_enable=True, related_action_func_name=None, related_action_kwargs={}, ) def _parse_retry_pattern(self): try: # as json can't have integers as keys and the field is stored # as json, convert back to int retry_pattern = { int(try_count): postpone_seconds for try_count, postpone_seconds in self.retry_pattern.items() } except ValueError: _logger.error( "Invalid retry pattern for job function %s," " keys could not be parsed as integers, fallback" " to the default retry pattern.", self.name, ) retry_pattern = {} return retry_pattern @tools.ormcache("name") def job_config(self, name): config = self.search([("name", "=", name)], limit=1) if not config: return self.job_default_config() retry_pattern = config._parse_retry_pattern() return self.JobConfig( channel=config.channel, retry_pattern=retry_pattern, related_action_enable=config.related_action.get("enable", True), related_action_func_name=config.related_action.get("func_name"), related_action_kwargs=config.related_action.get("kwargs"), ) def _retry_pattern_format_error_message(self): return _( "Unexpected format of Retry Pattern for {}.\n" "Example of valid format:\n" "{{1: 300, 5: 600, 10: 1200, 15: 3000}}" ).format(self.name) @api.constrains("retry_pattern") def _check_retry_pattern(self): for record in self: retry_pattern = record.retry_pattern if not retry_pattern: continue all_values = list(retry_pattern) + list(retry_pattern.values()) for value in all_values: try: int(value) except ValueError: raise exceptions.UserError( record._retry_pattern_format_error_message() ) def _related_action_format_error_message(self): return _( "Unexpected format of Related Action for {}.\n" "Example of valid format:\n" '{{"enable": True, "func_name": "related_action_foo",' ' "kwargs" {{"limit": 10}}}}' ).format(self.name) @api.constrains("related_action") def _check_related_action(self): valid_keys = ("enable", "func_name", "kwargs") for record in self: related_action = record.related_action if not related_action: continue if any(key not in valid_keys for key in related_action): raise exceptions.UserError( record._related_action_format_error_message() ) @api.model_create_multi def create(self, vals_list): records = self.browse() if self.env.context.get("install_mode"): # installing a module that creates a job function: rebinds the record # to an existing one (likely we already had the job function created by # the @job decorator previously) new_vals_list = [] for vals in vals_list: name = vals.get("name") if name: existing = self.search([("name", "=", name)], limit=1) if existing: if not existing.get_metadata()[0].get("noupdate"): existing.write(vals) records |= existing continue new_vals_list.append(vals) vals_list = new_vals_list records |= super().create(vals_list) self.clear_caches() return records def write(self, values): res = super().write(values) self.clear_caches() return res def unlink(self): res = super().unlink() self.clear_caches() return res # TODO deprecated by :job-no-decorator: def _register_job(self, model, job_method): func_name = self.job_function_name(model._name, job_method.__name__) if not self.search_count([("name", "=", func_name)]): channel = self._find_or_create_channel(job_method.default_channel) self.create({"name": func_name, "channel_id": channel.id})