Merge branch 'master' into 10194-cwl-version-skew
[arvados.git] / sdk / cwl / arvados_cwl / __init__.py
index 5262cb4971aaa09c002c1d52a56cc1899bf9ed4b..e11f6a12a679f0d5cf2b6bf6e6b1726d512637a8 100644 (file)
@@ -9,6 +9,8 @@ import os
 import sys
 import threading
 import hashlib
+import copy
+import json
 from functools import partial
 import pkg_resources  # part of setuptools
 
@@ -22,14 +24,17 @@ import arvados.config
 
 from .arvcontainer import ArvadosContainer, RunnerContainer
 from .arvjob import ArvadosJob, RunnerJob, RunnerTemplate
+from. runner import Runner, upload_instance
 from .arvtool import ArvadosCommandTool
 from .arvworkflow import ArvadosWorkflow, upload_workflow
 from .fsaccess import CollectionFsAccess
 from .perf import Perf
-from cwltool.pack import pack
+from .pathmapper import FinalOutputPathMapper
+from ._version import __version__
 
-from cwltool.process import shortname, UnsupportedRequirement
-from cwltool.pathmapper import adjustFileObjs
+from cwltool.pack import pack
+from cwltool.process import shortname, UnsupportedRequirement, getListing
+from cwltool.pathmapper import adjustFileObjs, adjustDirObjs
 from cwltool.draft2tool import compute_checksums
 from arvados.api import OrderedJsonModel
 
@@ -44,7 +49,7 @@ class ArvCwlRunner(object):
 
     """
 
-    def __init__(self, api_client, work_api=None):
+    def __init__(self, api_client, work_api=None, keep_client=None, output_name=None):
         self.api = api_client
         self.processes = {}
         self.lock = threading.Lock()
@@ -54,17 +59,32 @@ class ArvCwlRunner(object):
         self.uploaded = {}
         self.num_retries = 4
         self.uuid = None
-        self.work_api = work_api
         self.stop_polling = threading.Event()
         self.poll_api = None
         self.pipeline = None
+        self.final_output_collection = None
+        self.output_name = output_name
+        self.project_uuid = None
 
-        if self.work_api is None:
-            # todo: autodetect API to use.
-            self.work_api = "jobs"
+        if keep_client is not None:
+            self.keep_client = keep_client
+        else:
+            self.keep_client = arvados.keep.KeepClient(api_client=self.api, num_retries=self.num_retries)
 
-        if self.work_api not in ("containers", "jobs"):
-            raise Exception("Unsupported API '%s'" % self.work_api)
+        for api in ["jobs", "containers"]:
+            try:
+                methods = self.api._rootDesc.get('resources')[api]['methods']
+                if ('httpMethod' in methods['create'] and
+                    (work_api == api or work_api is None)):
+                    self.work_api = api
+                    break
+            except KeyError:
+                pass
+        if not self.work_api:
+            if work_api is None:
+                raise Exception("No supported APIs")
+            else:
+                raise Exception("Unsupported API '%s'" % work_api)
 
     def arv_make_tool(self, toolpath_object, **kwargs):
         kwargs["work_api"] = self.work_api
@@ -162,6 +182,59 @@ class ArvCwlRunner(object):
             for v in obj:
                 self.check_writable(v)
 
+    def make_output_collection(self, name, outputObj):
+        outputObj = copy.deepcopy(outputObj)
+
+        files = []
+        def capture(fileobj):
+            files.append(fileobj)
+
+        adjustDirObjs(outputObj, capture)
+        adjustFileObjs(outputObj, capture)
+
+        generatemapper = FinalOutputPathMapper(files, "", "", separateDirs=False)
+
+        final = arvados.collection.Collection(api_client=self.api,
+                                              keep_client=self.keep_client,
+                                              num_retries=self.num_retries)
+
+        srccollections = {}
+        for k,v in generatemapper.items():
+            sp = k.split("/")
+            srccollection = sp[0][5:]
+            if srccollection not in srccollections:
+                srccollections[srccollection] = arvados.collection.CollectionReader(
+                    srccollection,
+                    api_client=self.api,
+                    keep_client=self.keep_client,
+                    num_retries=self.num_retries)
+            reader = srccollections[srccollection]
+            try:
+                srcpath = "/".join(sp[1:]) if len(sp) > 1 else "."
+                final.copy(srcpath, v.target, source_collection=reader, overwrite=False)
+            except IOError as e:
+                logger.warn("While preparing output collection: %s", e)
+
+        def rewrite(fileobj):
+            fileobj["location"] = generatemapper.mapper(fileobj["location"]).target
+            for k in ("basename", "size", "listing"):
+                if k in fileobj:
+                    del fileobj[k]
+
+        adjustDirObjs(outputObj, rewrite)
+        adjustFileObjs(outputObj, rewrite)
+
+        with final.open("cwl.output.json", "w") as f:
+            json.dump(outputObj, f, sort_keys=True, indent=4, separators=(',',': '))
+
+        final.save_new(name=name, owner_uuid=self.project_uuid, ensure_unique_name=True)
+
+        logger.info("Final output collection %s \"%s\" (%s)", final.portable_data_hash(),
+                    final.api_response()["name"],
+                    final.manifest_locator())
+
+        self.final_output_collection = final
+
     def arv_executor(self, tool, job_order, **kwargs):
         self.debug = kwargs.get("debug")
 
@@ -170,7 +243,9 @@ class ArvCwlRunner(object):
         useruuid = self.api.users().current().execute()["uuid"]
         self.project_uuid = kwargs.get("project_uuid") if kwargs.get("project_uuid") else useruuid
         self.pipeline = None
-        make_fs_access = kwargs.get("make_fs_access") or partial(CollectionFsAccess, api_client=self.api)
+        make_fs_access = kwargs.get("make_fs_access") or partial(CollectionFsAccess,
+                                                                 api_client=self.api,
+                                                                 keep_client=self.keep_client)
         self.fs_access = make_fs_access(kwargs["basedir"])
 
         if kwargs.get("create_template"):
@@ -201,6 +276,8 @@ class ArvCwlRunner(object):
             kwargs["docker_outdir"] = "$(task.outdir)"
             kwargs["tmpdir"] = "$(task.tmpdir)"
 
+        upload_instance(self, shortname(tool.tool["id"]), tool, job_order)
+
         runnerjob = None
         if kwargs.get("submit"):
             if self.work_api == "containers":
@@ -209,9 +286,9 @@ class ArvCwlRunner(object):
                                          self.output_callback,
                                          **kwargs).next()
                 else:
-                    runnerjob = RunnerContainer(self, tool, job_order, kwargs.get("enable_reuse"))
+                    runnerjob = RunnerContainer(self, tool, job_order, kwargs.get("enable_reuse"), self.output_name)
             else:
-                runnerjob = RunnerJob(self, tool, job_order, kwargs.get("enable_reuse"))
+                runnerjob = RunnerJob(self, tool, job_order, kwargs.get("enable_reuse"), self.output_name)
 
         if not kwargs.get("submit") and "cwl_runner_job" not in kwargs and not self.work_api == "containers":
             # Create pipeline for local run
@@ -224,7 +301,7 @@ class ArvCwlRunner(object):
             logger.info("Pipeline instance %s", self.pipeline["uuid"])
 
         if runnerjob and not kwargs.get("wait"):
-            runnerjob.run()
+            runnerjob.run(wait=kwargs.get("wait"))
             return runnerjob.uuid
 
         self.poll_api = arvados.api('v1')
@@ -292,7 +369,15 @@ class ArvCwlRunner(object):
         if self.final_output is None:
             raise WorkflowException("Workflow did not return a result.")
 
+        if kwargs.get("submit") and isinstance(runnerjob, Runner):
+            logger.info("Final output collection %s", runnerjob.final_output)
+        else:
+            if self.output_name is None:
+                self.output_name = "Output of %s" % (shortname(tool.tool["id"]))
+            self.make_output_collection(self.output_name, self.final_output)
+
         if kwargs.get("compute_checksum"):
+            adjustDirObjs(self.final_output, partial(getListing, self.fs_access))
             adjustFileObjs(self.final_output, partial(compute_checksums, self.fs_access))
 
         return self.final_output
@@ -305,7 +390,7 @@ def versionstring():
     arvpkg = pkg_resources.require("arvados-python-client")
     cwlpkg = pkg_resources.require("cwltool")
 
-    return "%s %s, %s %s, %s %s" % (sys.argv[0], arvcwlpkg[0].version,
+    return "%s %s %s, %s %s, %s %s" % (sys.argv[0], __version__, arvcwlpkg[0].version,
                                     "arvados-python-client", arvpkg[0].version,
                                     "cwltool", cwlpkg[0].version)
 
@@ -342,6 +427,7 @@ def arg_parser():  # type: () -> argparse.ArgumentParser
                         help="")
 
     parser.add_argument("--project-uuid", type=str, metavar="UUID", help="Project that will own the workflow jobs, if not provided, will go to home project.")
+    parser.add_argument("--output-name", type=str, help="Name to use for collection that stores the final output.", default=None)
     parser.add_argument("--ignore-docker-for-reuse", action="store_true",
                         help="Ignore Docker image version when deciding whether to reuse past jobs.",
                         default=False)
@@ -379,13 +465,14 @@ def add_arv_hints():
     res = pkg_resources.resource_stream(__name__, 'arv-cwl-schema.yml')
     cache["http://arvados.org/cwl"] = res.read()
     res.close()
-    _, cwlnames, _, _ = cwltool.process.get_schema("v1.0")
+    document_loader, cwlnames, _, _ = cwltool.process.get_schema("v1.0")
     _, extnames, _, _ = schema_salad.schema.load_schema("http://arvados.org/cwl", cache=cache)
     for n in extnames.names:
         if not cwlnames.has_name("http://arvados.org/cwl#"+n, ""):
             cwlnames.add_name("http://arvados.org/cwl#"+n, "", extnames.get_name(n, ""))
+        document_loader.idx["http://arvados.org/cwl#"+n] = {}
 
-def main(args, stdout, stderr, api_client=None):
+def main(args, stdout, stderr, api_client=None, keep_client=None):
     parser = arg_parser()
 
     job_order_object = None
@@ -398,7 +485,7 @@ def main(args, stdout, stderr, api_client=None):
     try:
         if api_client is None:
             api_client=arvados.api('v1', model=OrderedJsonModel())
-        runner = ArvCwlRunner(api_client, work_api=arvargs.work_api)
+        runner = ArvCwlRunner(api_client, work_api=arvargs.work_api, keep_client=keep_client, output_name=arvargs.output_name)
     except Exception as e:
         logger.error(e)
         return 1