7 from cwltool.process import get_feature, shortname, UnsupportedRequirement
8 from cwltool.errors import WorkflowException
9 from cwltool.draft2tool import revmap_file, CommandLineTool
10 from cwltool.load_tool import fetch_document
11 from cwltool.builder import Builder
12 from cwltool.pathmapper import adjustFileObjs, adjustDirObjs
14 from schema_salad.sourceline import SourceLine
16 import ruamel.yaml as yaml
18 import arvados.collection
19 from arvados.errors import ApiError
21 from .arvdocker import arv_docker_get_image
22 from .runner import Runner, arvados_jobs_image, packed_workflow, upload_workflow_collection, trim_anonymous_location
23 from .pathmapper import VwdPathMapper, trim_listing
24 from .perf import Perf
26 from ._version import __version__
28 logger = logging.getLogger('arvados.cwl-runner')
29 metrics = logging.getLogger('arvados.cwl-runner.metrics')
31 crunchrunner_re = re.compile(r"^\S+ \S+ \d+ \d+ stderr \S+ \S+ crunchrunner: \$\(task\.(tmpdir|outdir|keep)\)=(.*)")
33 crunchrunner_git_commit = 'a3f2cb186e437bfce0031b024b2157b73ed2717d'
35 class ArvadosJob(object):
36 """Submit and manage a Crunch job for executing a CWL CommandLineTool."""
38 def __init__(self, runner):
39 self.arvrunner = runner
43 def run(self, dry_run=False, pull_image=True, **kwargs):
45 "command": self.command_line
47 runtime_constraints = {}
49 with Perf(metrics, "generatefiles %s" % self.name):
50 if self.generatefiles["listing"]:
51 vwd = arvados.collection.Collection(api_client=self.arvrunner.api,
52 keep_client=self.arvrunner.keep_client,
53 num_retries=self.arvrunner.num_retries)
54 script_parameters["task.vwd"] = {}
55 generatemapper = VwdPathMapper([self.generatefiles], "", "",
58 with Perf(metrics, "createfiles %s" % self.name):
59 for f, p in generatemapper.items():
60 if p.type == "CreateFile":
61 with vwd.open(p.target, "w") as n:
62 n.write(p.resolved.encode("utf-8"))
65 with Perf(metrics, "generatefiles.save_new %s" % self.name):
68 for f, p in generatemapper.items():
70 script_parameters["task.vwd"][p.target] = p.resolved
71 if p.type == "CreateFile":
72 script_parameters["task.vwd"][p.target] = "$(task.keep)/%s/%s" % (vwd.portable_data_hash(), p.target)
74 script_parameters["task.env"] = {"TMPDIR": self.tmpdir, "HOME": self.outdir}
76 script_parameters["task.env"].update(self.environment)
79 script_parameters["task.stdin"] = self.stdin
82 script_parameters["task.stdout"] = self.stdout
85 script_parameters["task.stderr"] = self.stderr
88 script_parameters["task.successCodes"] = self.successCodes
89 if self.temporaryFailCodes:
90 script_parameters["task.temporaryFailCodes"] = self.temporaryFailCodes
91 if self.permanentFailCodes:
92 script_parameters["task.permanentFailCodes"] = self.permanentFailCodes
94 with Perf(metrics, "arv_docker_get_image %s" % self.name):
95 (docker_req, docker_is_req) = get_feature(self, "DockerRequirement")
96 if docker_req and kwargs.get("use_container") is not False:
97 if docker_req.get("dockerOutputDirectory"):
98 raise SourceLine(docker_req, "dockerOutputDirectory", UnsupportedRequirement).makeError(
99 "Option 'dockerOutputDirectory' of DockerRequirement not supported.")
100 runtime_constraints["docker_image"] = arv_docker_get_image(self.arvrunner.api, docker_req, pull_image, self.arvrunner.project_uuid)
102 runtime_constraints["docker_image"] = "arvados/jobs"
104 resources = self.builder.resources
105 if resources is not None:
106 runtime_constraints["min_cores_per_node"] = resources.get("cores", 1)
107 runtime_constraints["min_ram_mb_per_node"] = resources.get("ram")
108 runtime_constraints["min_scratch_mb_per_node"] = resources.get("tmpdirSize", 0) + resources.get("outdirSize", 0)
110 runtime_req, _ = get_feature(self, "http://arvados.org/cwl#RuntimeConstraints")
112 if "keep_cache" in runtime_req:
113 runtime_constraints["keep_cache_mb_per_task"] = runtime_req["keep_cache"]
114 runtime_constraints["min_ram_mb_per_node"] += runtime_req["keep_cache"]
115 if "outputDirType" in runtime_req:
116 if runtime_req["outputDirType"] == "local_output_dir":
117 script_parameters["task.keepTmpOutput"] = False
118 elif runtime_req["outputDirType"] == "keep_output_dir":
119 script_parameters["task.keepTmpOutput"] = True
121 filters = [["repository", "=", "arvados"],
122 ["script", "=", "crunchrunner"],
123 ["script_version", "in git", crunchrunner_git_commit]]
124 if not self.arvrunner.ignore_docker_for_reuse:
125 filters.append(["docker_image_locator", "in docker", runtime_constraints["docker_image"]])
128 with Perf(metrics, "create %s" % self.name):
129 response = self.arvrunner.api.jobs().create(
131 "owner_uuid": self.arvrunner.project_uuid,
132 "script": "crunchrunner",
133 "repository": "arvados",
134 "script_version": "master",
135 "minimum_script_version": crunchrunner_git_commit,
136 "script_parameters": {"tasks": [script_parameters]},
137 "runtime_constraints": runtime_constraints
140 find_or_create=kwargs.get("enable_reuse", True)
141 ).execute(num_retries=self.arvrunner.num_retries)
143 self.arvrunner.processes[response["uuid"]] = self
145 self.update_pipeline_component(response)
147 if response["state"] == "Complete":
148 logger.info("%s reused job %s", self.arvrunner.label(self), response["uuid"])
149 # Give read permission to the desired project on reused jobs
150 if response["owner_uuid"] != self.arvrunner.project_uuid:
152 self.arvrunner.api.links().create(body={
153 'link_class': 'permission',
155 'tail_uuid': self.arvrunner.project_uuid,
156 'head_uuid': response["uuid"],
157 }).execute(num_retries=self.arvrunner.num_retries)
158 except ApiError as e:
159 # The user might not have "manage" access on the job: log
160 # a message and continue.
161 logger.info("Creating read permission on job %s: %s",
165 with Perf(metrics, "done %s" % self.name):
168 logger.info("%s %s is %s", self.arvrunner.label(self), response["uuid"], response["state"])
169 except Exception as e:
170 logger.exception("%s error" % (self.arvrunner.label(self)))
171 self.output_callback({}, "permanentFail")
173 def update_pipeline_component(self, record):
174 if self.arvrunner.pipeline:
175 self.arvrunner.pipeline["components"][self.name] = {"job": record}
176 with Perf(metrics, "update_pipeline_component %s" % self.name):
177 self.arvrunner.pipeline = self.arvrunner.api.pipeline_instances().update(uuid=self.arvrunner.pipeline["uuid"],
179 "components": self.arvrunner.pipeline["components"]
180 }).execute(num_retries=self.arvrunner.num_retries)
181 if self.arvrunner.uuid:
183 job = self.arvrunner.api.jobs().get(uuid=self.arvrunner.uuid).execute()
185 components = job["components"]
186 components[self.name] = record["uuid"]
187 self.arvrunner.api.jobs().update(uuid=self.arvrunner.uuid,
189 "components": components
190 }).execute(num_retries=self.arvrunner.num_retries)
191 except Exception as e:
192 logger.info("Error adding to components: %s", e)
194 def done(self, record):
196 self.update_pipeline_component(record)
201 if record["state"] == "Complete":
202 processStatus = "success"
204 processStatus = "permanentFail"
209 with Perf(metrics, "inspect log %s" % self.name):
210 logc = arvados.collection.CollectionReader(record["log"],
211 api_client=self.arvrunner.api,
212 keep_client=self.arvrunner.keep_client,
213 num_retries=self.arvrunner.num_retries)
214 log = logc.open(logc.keys()[0])
220 # Determine the tmpdir, outdir and keepdir paths from
221 # the job run. Unfortunately, we can't take the first
222 # values we find (which are expected to be near the
223 # top) and stop scanning because if the node fails and
224 # the job restarts on a different node these values
225 # will different runs, and we need to know about the
226 # final run that actually produced output.
227 g = crunchrunner_re.match(l)
229 dirs[g.group(1)] = g.group(2)
231 if processStatus == "permanentFail":
232 done.logtail(logc, logger, "%s error log:" % self.arvrunner.label(self))
234 with Perf(metrics, "output collection %s" % self.name):
235 outputs = done.done(self, record, dirs["tmpdir"],
236 dirs["outdir"], dirs["keep"])
237 except WorkflowException as e:
238 logger.error("%s unable to collect output from %s:\n%s",
239 self.arvrunner.label(self), record["output"], e, exc_info=(e if self.arvrunner.debug else False))
240 processStatus = "permanentFail"
241 except Exception as e:
242 logger.exception("Got unknown exception while collecting output for job %s:", self.name)
243 processStatus = "permanentFail"
245 # Note: Currently, on error output_callback is expecting an empty dict,
246 # anything else will fail.
247 if not isinstance(outputs, dict):
248 logger.error("Unexpected output type %s '%s'", type(outputs), outputs)
250 processStatus = "permanentFail"
252 self.output_callback(outputs, processStatus)
253 if record["uuid"] in self.arvrunner.processes:
254 del self.arvrunner.processes[record["uuid"]]
256 class RunnerJob(Runner):
257 """Submit and manage a Crunch job that runs crunch_scripts/cwl-runner."""
259 def arvados_job_spec(self, dry_run=False, pull_image=True, **kwargs):
260 """Create an Arvados job specification for this workflow.
262 The returned dict can be used to create a job (i.e., passed as
263 the +body+ argument to jobs().create()), or as a component in
264 a pipeline template or pipeline instance.
267 if self.tool.tool["id"].startswith("keep:"):
268 self.job_order["cwl:tool"] = self.tool.tool["id"][5:]
270 packed = packed_workflow(self.arvrunner, self.tool)
271 wf_pdh = upload_workflow_collection(self.arvrunner, self.name, packed)
272 self.job_order["cwl:tool"] = "%s/workflow.cwl#main" % wf_pdh
274 adjustDirObjs(self.job_order, trim_listing)
275 adjustFileObjs(self.job_order, trim_anonymous_location)
276 adjustDirObjs(self.job_order, trim_anonymous_location)
279 self.job_order["arv:output_name"] = self.output_name
282 self.job_order["arv:output_tags"] = self.output_tags
284 self.job_order["arv:enable_reuse"] = self.enable_reuse
287 self.job_order["arv:on_error"] = self.on_error
290 "script": "cwl-runner",
291 "script_version": "master",
292 "minimum_script_version": "570509ab4d2ef93d870fd2b1f2eab178afb1bad9",
293 "repository": "arvados",
294 "script_parameters": self.job_order,
295 "runtime_constraints": {
296 "docker_image": arvados_jobs_image(self.arvrunner, self.jobs_image),
297 "min_ram_mb_per_node": self.submit_runner_ram
301 def run(self, *args, **kwargs):
302 job_spec = self.arvados_job_spec(*args, **kwargs)
304 job_spec.setdefault("owner_uuid", self.arvrunner.project_uuid)
306 job = self.arvrunner.api.jobs().create(
308 find_or_create=self.enable_reuse
309 ).execute(num_retries=self.arvrunner.num_retries)
311 for k,v in job_spec["script_parameters"].items():
312 if v is False or v is None or isinstance(v, dict):
313 job_spec["script_parameters"][k] = {"value": v}
315 del job_spec["owner_uuid"]
316 job_spec["job"] = job
317 self.arvrunner.pipeline = self.arvrunner.api.pipeline_instances().create(
319 "owner_uuid": self.arvrunner.project_uuid,
321 "components": {"cwl-runner": job_spec },
322 "state": "RunningOnServer"}).execute(num_retries=self.arvrunner.num_retries)
323 logger.info("Created pipeline %s", self.arvrunner.pipeline["uuid"])
325 if kwargs.get("wait") is False:
326 self.uuid = self.arvrunner.pipeline["uuid"]
329 self.uuid = job["uuid"]
330 self.arvrunner.processes[self.uuid] = self
332 if job["state"] in ("Complete", "Failed", "Cancelled"):
336 class RunnerTemplate(object):
337 """An Arvados pipeline template that invokes a CWL workflow."""
339 type_to_dataclass = {
340 'boolean': 'boolean',
342 'Directory': 'Collection',
348 def __init__(self, runner, tool, job_order, enable_reuse, uuid,
349 submit_runner_ram=0, name=None):
352 self.job = RunnerJob(
356 enable_reuse=enable_reuse,
359 submit_runner_ram=submit_runner_ram,
363 def pipeline_component_spec(self):
364 """Return a component that Workbench and a-r-p-i will understand.
366 Specifically, translate CWL input specs to Arvados pipeline
367 format, like {"dataclass":"File","value":"xyz"}.
370 spec = self.job.arvados_job_spec()
372 # Most of the component spec is exactly the same as the job
373 # spec (script, script_version, etc.).
374 # spec['script_parameters'] isn't right, though. A component
375 # spec's script_parameters hash is a translation of
376 # self.tool.tool['inputs'] with defaults/overrides taken from
377 # the job order. So we move the job parameters out of the way
378 # and build a new spec['script_parameters'].
379 job_params = spec['script_parameters']
380 spec['script_parameters'] = {}
382 for param in self.tool.tool['inputs']:
383 param = copy.deepcopy(param)
385 # Data type and "required" flag...
386 types = param['type']
387 if not isinstance(types, list):
389 param['required'] = 'null' not in types
390 non_null_types = [t for t in types if t != "null"]
391 if len(non_null_types) == 1:
392 the_type = [c for c in non_null_types][0]
394 if isinstance(the_type, basestring):
395 dataclass = self.type_to_dataclass.get(the_type)
397 param['dataclass'] = dataclass
398 # Note: If we didn't figure out a single appropriate
399 # dataclass, we just left that attribute out. We leave
400 # the "type" attribute there in any case, which might help
403 # Title and description...
404 title = param.pop('label', '')
405 descr = param.pop('doc', '').rstrip('\n')
407 param['title'] = title
409 param['description'] = descr
411 # Fill in the value from the current job order, if any.
412 param_id = shortname(param.pop('id'))
413 value = job_params.get(param_id)
416 elif not isinstance(value, dict):
417 param['value'] = value
418 elif param.get('dataclass') in ('File', 'Collection') and value.get('location'):
419 param['value'] = value['location'][5:]
421 spec['script_parameters'][param_id] = param
422 spec['script_parameters']['cwl:tool'] = job_params['cwl:tool']
428 self.job.name: self.pipeline_component_spec(),
430 "name": self.job.name,
432 if self.runner.project_uuid:
433 body["owner_uuid"] = self.runner.project_uuid
435 self.runner.api.pipeline_templates().update(
436 uuid=self.uuid, body=body).execute(
437 num_retries=self.runner.num_retries)
438 logger.info("Updated template %s", self.uuid)
440 self.uuid = self.runner.api.pipeline_templates().create(
441 body=body, ensure_unique_name=True).execute(
442 num_retries=self.runner.num_retries)['uuid']
443 logger.info("Created template %s", self.uuid)