import argparse
import arvados
+import arvados.collection
import base64
import datetime
import errno
import json
import os
import pwd
+import time
import signal
import socket
import sys
args = arg_parser.parse_args(arguments)
if len(args.paths) == 0:
- args.paths += ['/dev/stdin']
+ args.paths = ['-']
+
+ args.paths = map(lambda x: "-" if x == "/dev/stdin" else x, args.paths)
if len(args.paths) != 1 or os.path.isdir(args.paths[0]):
if args.filename:
args.progress = True
if args.paths == ['-']:
- args.paths = ['/dev/stdin']
+ args.resume = False
if not args.filename:
- args.filename = '-'
+ args.filename = 'stdin'
return args
self.cache_file.seek(0)
return json.load(self.cache_file)
+ def check_cache(self, api_client=None, num_retries=0):
+ try:
+ state = self.load()
+ locator = None
+ try:
+ if "_finished_streams" in state and len(state["_finished_streams"]) > 0:
+ locator = state["_finished_streams"][0][1][0]
+ elif "_current_stream_locators" in state and len(state["_current_stream_locators"]) > 0:
+ locator = state["_current_stream_locators"][0]
+ if locator is not None:
+ kc = arvados.keep.KeepClient(api_client=api_client)
+ kc.head(locator, num_retries=num_retries)
+ except Exception as e:
+ self.restart()
+ except (ValueError):
+ pass
+
def save(self, data):
try:
new_cache_fd, new_cache_name = tempfile.mkstemp(
self.__init__(self.filename)
+class ArvPutCollectionCache(object):
+ def __init__(self, paths):
+ md5 = hashlib.md5()
+ md5.update(arvados.config.get('ARVADOS_API_HOST', '!nohost'))
+ realpaths = sorted(os.path.realpath(path) for path in paths)
+ self.files = {}
+ for path in realpaths:
+ self._get_file_data(path)
+ # Only hash args paths
+ md5.update('\0'.join(realpaths))
+ self.cache_hash = md5.hexdigest()
+
+ self.cache_file = open(os.path.join(
+ arv_cmd.make_home_conf_dir('.cache/arvados/arv-put', 0o700, 'raise'),
+ self.cache_hash), 'a+')
+ self._lock_file(self.cache_file)
+ self.filename = self.cache_file.name
+ self.data = self._load()
+
+ def _load(self):
+ try:
+ self.cache_file.seek(0)
+ ret = json.load(self.cache_file)
+ except ValueError:
+ # File empty, set up new cache
+ ret = {
+ 'col_locator' : None, # Collection
+ 'uploaded' : {}, # Uploaded file list: {path : {size, mtime}}
+ }
+ return ret
+
+ def _save(self):
+ """
+ Atomically save
+ """
+ # TODO: Should be a good idea to avoid _save() spamming? when writing
+ # lots of small files.
+ try:
+ new_cache_fd, new_cache_name = tempfile.mkstemp(
+ dir=os.path.dirname(self.filename))
+ self._lock_file(new_cache_fd)
+ new_cache = os.fdopen(new_cache_fd, 'r+')
+ json.dump(self.data, new_cache)
+ os.rename(new_cache_name, self.filename)
+ except (IOError, OSError, ResumeCacheConflict) as error:
+ try:
+ os.unlink(new_cache_name)
+ except NameError: # mkstemp failed.
+ pass
+ else:
+ self.cache_file.close()
+ self.cache_file = new_cache
+
+ def file_uploaded(self, path):
+ print "About to register an uploaded file: %s" % path
+ if path in self.files.keys():
+ self.data['uploaded'][path] = self.files[path]
+ self._save()
+ print "Already registered the uploaded file!"
+
+ def set_collection(self, loc):
+ self.data['col_locator'] = loc
+ self._save()
+
+ def collection(self):
+ return self.data['col_locator']
+
+ def is_dirty(self, path):
+ if not path in self.data['uploaded'].keys():
+ # Cannot be dirty is it wasn't even uploaded
+ return False
+
+ if (self.files[path]['mtime'] != self.data['uploaded'][path]['mtime']) or (self.files[path]['size'] != self.data['uploaded'][path]['size']):
+ return True
+ else:
+ return False
+
+ def dirty_files(self):
+ """
+ Files that were previously uploaded but changed locally between
+ upload runs. These files should be re-uploaded.
+ """
+ dirty = []
+ for f in self.data['uploaded'].keys():
+ if self.is_dirty(f):
+ dirty.append(f)
+ return dirty
+
+ def uploaded_files(self):
+ """
+ Files that were uploaded and have not changed locally between
+ upload runs. These files should be checked for partial uploads
+ """
+ uploaded = []
+ for f in self.data['uploaded'].keys():
+ if not self.is_dirty(f):
+ uploaded.append(f)
+ return uploaded
+
+ def pending_files(self):
+ """
+ Files that should be uploaded, because of being dirty or that
+ never had the chance to be uploaded yet.
+ """
+ pending = []
+ uploaded = self.uploaded_files()
+ for f in self.files.keys():
+ if f not in uploaded:
+ pending.append(f)
+ return pending
+
+ def _get_file_data(self, path):
+ if os.path.isfile(path):
+ self.files[path] = {'mtime': os.path.getmtime(path),
+ 'size': os.path.getsize(path)}
+ elif os.path.isdir(path):
+ for item in os.listdir(path):
+ self._get_file_data(os.path.join(path, item))
+
+ def _lock_file(self, fileobj):
+ try:
+ fcntl.flock(fileobj, fcntl.LOCK_EX | fcntl.LOCK_NB)
+ except IOError:
+ raise ResumeCacheConflict("{} locked".format(fileobj.name))
+
+ def close(self):
+ self.cache_file.close()
+
+ def destroy(self):
+ try:
+ os.unlink(self.filename)
+ except OSError as error:
+ if error.errno != errno.ENOENT: # That's what we wanted anyway.
+ raise
+ self.close()
+
+class ArvPutUploader(object):
+ def __init__(self, paths, reporter=None):
+ expected_bytes = expected_bytes_for(paths)
+ self.cache = ArvPutCollectionCache(paths)
+ self.paths = paths
+ self.already_uploaded = False
+ # if self.cache.collection() is not None:
+ # self.collection = ArvPutCollection(
+ # locator=self.cache.collection(),
+ # cache=self.cache,
+ # reporter=reporter,
+ # bytes_expected=expected_bytes)
+ # else:
+ self.collection = ArvPutCollection(
+ cache=self.cache,
+ reporter=reporter,
+ bytes_expected=expected_bytes)
+ # self.cache.set_collection(self.collection.manifest_locator())
+
+ def do_upload(self):
+ if not self.already_uploaded:
+ for p in paths:
+ if os.path.isdir(p):
+ self.collection.write_directory_tree(p)
+ elif os.path.isfile(p):
+ self.collection.write_file(p, os.path.basename(p))
+ self.cache.destroy()
+ self.already_uploaded = True
+
+ def manifest(self):
+ return self.collection.manifest()
+
+ def bytes_written(self):
+ return self.collection.bytes_written
+
+
+class ArvPutCollection(object):
+ def __init__(self, cache=None, reporter=None, bytes_expected=None,
+ name=None, owner_uuid=None, ensure_unique_name=False,
+ num_retries=None, replication=None):
+ self.collection_flush_time = 60 # Secs
+ self.bytes_written = 0
+ self.cache = cache
+ self.reporter = reporter
+ self.num_retries=num_retries
+ self.bytes_expected = bytes_expected
+
+ locator = self.cache.collection() if self.cache else None
+
+ if locator is None:
+ self.collection = arvados.collection.Collection()
+ self.collection.save_new(name=name, owner_uuid=owner_uuid,
+ ensure_unique_name=ensure_unique_name,
+ num_retries=num_retries)
+ if self.cache:
+ self.cache.set_collection(self.collection.manifest_locator())
+ else:
+ self.collection = arvados.collection.Collection(locator)
+
+ def save(self):
+ self.collection.save(num_retries=self.num_retries)
+
+ def manifest_locator(self):
+ return self.collection.manifest_locator()
+
+ def portable_data_hash(self):
+ return self.collectin.portable_data_hash()
+
+ def manifest_text(self, stream_name=".", strip=False, normalize=False):
+ return self.collection.manifest_text(stream_name, strip, normalize)
+
+ def _write(self, source_fd, output, first_block=True):
+ start_time = time.time()
+ while True:
+ data = source_fd.read(arvados.config.KEEP_BLOCK_SIZE)
+ if not data:
+ break
+ output.write(data)
+ output.flush() # Commit block to Keep
+ self.bytes_written += len(data)
+ # Is it time to update the collection?
+ if (time.time() - start_time) > self.collection_flush_time:
+ self.collection.save(num_retries=self.num_retries)
+ start_time = time.time()
+ # Once a block is written on each file, mark it as uploaded on the cache
+ if first_block:
+ if self.cache:
+ self.cache.file_uploaded(source_fd.name)
+ self.collection.save(num_retries=self.num_retries)
+ print "FLUSHED COLLECTION!!!"
+ first_block = False
+ self.report_progress()
+
+ def write_stdin(self, filename):
+ with self.collection as c:
+ output = c.open(filename, 'w')
+ self._write(sys.stdin, output)
+ output.close()
+ self.collection.save()
+
+ def write_file(self, source, filename):
+ if self.cache and source in self.cache.dirty_files():
+ print "DIRTY: Removing file %s from collection to be uploaded again" % source
+ self.collection.remove(filename)
+
+ resume_offset = 0
+ resume_upload = False
+ try:
+ print "FIND file %s" % filename
+ collection_file = self.collection.find(filename)
+ except IOError:
+ # Not found
+ collection_file = None
+
+ if collection_file:
+ print "File %s already in the collection, checking!" % source
+ if os.path.getsize(source) == collection_file.size():
+ print "WARNING: file %s already uploaded, skipping!" % source
+ # File already there, skip it.
+ self.bytes_written += os.path.getsize(source)
+ return
+ elif os.path.getsize(source) > collection_file.size():
+ print "WARNING: RESUMING file %s" % source
+ # File partially uploaded, resume!
+ resume_upload = True
+ resume_offset = collection_file.size()
+ self.bytes_written += resume_offset
+ else:
+ # Source file smaller than uploaded file, what happened here?
+ # TODO: Raise exception of some kind?
+ return
+
+ with open(source, 'r') as source_fd:
+ with self.collection as c:
+ if resume_upload:
+ print "Resuming file, source: %s, filename: %s" % (source, filename)
+ output = c.open(filename, 'a')
+ source_fd.seek(resume_offset)
+ first_block = False
+ else:
+ print "Writing file, source: %s, filename: %s" % (source, filename)
+ output = c.open(filename, 'w')
+ first_block = True
+
+ self._write(source_fd, output, first_block)
+ output.close()
+ self.collection.save() # One last save...
+
+ def write_directory_tree(self, path, stream_name='.'):
+ if os.path.isdir(path):
+ for item in os.listdir(path):
+ print "Checking path: '%s' - stream_name: '%s'" % (path, stream_name)
+ if os.path.isdir(os.path.join(path, item)):
+ self.write_directory_tree(os.path.join(path, item),
+ os.path.join(stream_name, item))
+ else:
+ self.write_file(os.path.join(path, item),
+ os.path.join(stream_name, item))
+
+ def manifest(self):
+ print "BLOCK SIZE: %d" % arvados.config.KEEP_BLOCK_SIZE
+ print "MANIFEST Locator:\n%s\nMANIFEST TEXT:\n%s" % (self.manifest_locator(), self.collection.manifest_text())
+ return True
+
+ def report_progress(self):
+ if self.reporter is not None:
+ self.reporter(self.bytes_written, self.bytes_expected)
+
+
class ArvPutCollectionWriter(arvados.ResumableCollectionWriter):
STATE_PROPS = (arvados.ResumableCollectionWriter.STATE_PROPS +
['bytes_written', '_seen_inputs'])
replication=replication)
except (TypeError, ValueError,
arvados.errors.StaleWriterStateError) as error:
- return cls(cache, reporter, bytes_expected, num_retries=num_retries)
+ return cls(cache, reporter, bytes_expected,
+ num_retries=num_retries,
+ replication=replication)
else:
return writer
def flush_data(self):
start_buffer_len = self._data_buffer_len
- start_block_count = self.bytes_written / self.KEEP_BLOCK_SIZE
+ start_block_count = self.bytes_written / arvados.config.KEEP_BLOCK_SIZE
super(ArvPutCollectionWriter, self).flush_data()
if self._data_buffer_len < start_buffer_len: # We actually PUT data.
self.bytes_written += (start_buffer_len - self._data_buffer_len)
self.report_progress()
- if (self.bytes_written / self.KEEP_BLOCK_SIZE) > start_block_count:
+ if (self.bytes_written / arvados.config.KEEP_BLOCK_SIZE) > start_block_count:
self.cache_state()
def _record_new_input(self, input_type, source_name, dest_name):
raise ValueError("Not a valid project UUID: {}".format(project_uuid))
return query.execute(num_retries=num_retries)['uuid']
+def main_new(arguments=None, stdout=sys.stdout, stderr=sys.stderr):
+ global api_client
+
+ args = parse_arguments(arguments)
+ status = 0
+ if api_client is None:
+ api_client = arvados.api('v1')
+
+ # Determine the name to use
+ if args.name:
+ if args.stream or args.raw:
+ print >>stderr, "Cannot use --name with --stream or --raw"
+ sys.exit(1)
+ collection_name = args.name
+ else:
+ collection_name = "Saved at {} by {}@{}".format(
+ datetime.datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S UTC"),
+ pwd.getpwuid(os.getuid()).pw_name,
+ socket.gethostname())
+
+ if args.project_uuid and (args.stream or args.raw):
+ print >>stderr, "Cannot use --project-uuid with --stream or --raw"
+ sys.exit(1)
+
+ # Determine the parent project
+ try:
+ project_uuid = desired_project_uuid(api_client, args.project_uuid,
+ args.retries)
+ except (apiclient_errors.Error, ValueError) as error:
+ print >>stderr, error
+ sys.exit(1)
+
+ # write_copies diverges from args.replication here.
+ # args.replication is how many copies we will instruct Arvados to
+ # maintain (by passing it in collections().create()) after all
+ # data is written -- and if None was given, we'll use None there.
+ # Meanwhile, write_copies is how many copies of each data block we
+ # write to Keep, which has to be a number.
+ #
+ # If we simply changed args.replication from None to a default
+ # here, we'd end up erroneously passing the default replication
+ # level (instead of None) to collections().create().
+ write_copies = (args.replication or
+ api_client._rootDesc.get('defaultCollectionReplication', 2))
+
+ if args.progress:
+ reporter = progress_writer(human_progress)
+ elif args.batch_progress:
+ reporter = progress_writer(machine_progress)
+ else:
+ reporter = None
+ bytes_expected = expected_bytes_for(args.paths)
+
+ resume_cache = None
+ if args.resume:
+ try:
+ resume_cache = ArvPutCollectionCache(args.paths)
+ except (IOError, OSError, ValueError):
+ pass # Couldn't open cache directory/file. Continue without it.
+ except ResumeCacheConflict:
+ print >>stderr, "\n".join([
+ "arv-put: Another process is already uploading this data.",
+ " Use --no-resume if this is really what you want."])
+ sys.exit(1)
+
+ if args.stream or args.raw:
+ writer = ArvPutCollection(cache=resume_cache,
+ reporter=reporter,
+ bytes_expected=bytes_expected,
+ num_retries=args.retries,
+ replication=write_copies)
+ else:
+ writer = ArvPutCollection(cache=resume_cache,
+ reporter=reporter,
+ bytes_expected=bytes_expected,
+ num_retries=args.retries,
+ replication=write_copies,
+ name=collection_name,
+ owner_uuid=project_uuid,
+ ensure_unique_name=True)
+
+ # Install our signal handler for each code in CAUGHT_SIGNALS, and save
+ # the originals.
+ orig_signal_handlers = {sigcode: signal.signal(sigcode, exit_signal_handler)
+ for sigcode in CAUGHT_SIGNALS}
+
+ if writer.bytes_written > 0: # We're resuming a previous upload. TODO
+ print >>stderr, "\n".join([
+ "arv-put: Resuming previous upload from last checkpoint.",
+ " Use the --no-resume option to start over."])
+
+ writer.report_progress()
+ for path in args.paths: # Copy file data to Keep.
+ if path == '-':
+ writer.write_stdin(args.filename)
+ elif os.path.isdir(path):
+ writer.write_directory_tree(path)#, os.path.join('.', os.path.basename(path))) TODO: Check what happens with multiple directories params
+ else:
+ writer.write_file(path, args.filename or os.path.basename(path))
+
+ if args.progress: # Print newline to split stderr from stdout for humans.
+ print >>stderr
+
+ output = None
+ if args.stream:
+ if args.normalize:
+ output = writer.manifest_text(normalize=True)
+ else:
+ output = writer.manifest_text()
+ elif args.raw:
+ output = ','.join(writer.data_locators()) # TODO
+ else:
+ try:
+ # manifest_text = writer.manifest_text()
+ # if args.normalize:
+ # manifest_text = arvados.collection.CollectionReader(manifest_text).manifest_text(normalize=True)
+ # replication_attr = 'replication_desired'
+ # if api_client._schema.schemas['Collection']['properties'].get(replication_attr, None) is None:
+ # # API called it 'redundancy' before #3410.
+ # replication_attr = 'redundancy'
+ # # Register the resulting collection in Arvados.
+ # collection = api_client.collections().create(
+ # body={
+ # 'owner_uuid': project_uuid,
+ # 'name': collection_name,
+ # 'manifest_text': manifest_text,
+ # replication_attr: args.replication,
+ # },
+ # ensure_unique_name=True
+ # ).execute(num_retries=args.retries)
+ #
+ # print >>stderr, "Collection saved as '%s'" % collection['name']
+ #
+ writer.save()
+ if args.portable_data_hash:
+ output = writer.portable_data_hash()
+ else:
+ output = writer.manifest_locator()
+ with open('/tmp/lucas.txt', 'w') as f:
+ f.write(output)
+
+ except apiclient_errors.Error as error:
+ print >>stderr, (
+ "arv-put: Error creating Collection on project: {}.".format(
+ error))
+ status = 1
+
+ # Print the locator (uuid) of the new collection.
+ if output is None:
+ status = status or 1
+ else:
+ stdout.write(output)
+ if not output.endswith('\n'):
+ stdout.write('\n')
+
+ for sigcode, orig_handler in orig_signal_handlers.items():
+ signal.signal(sigcode, orig_handler)
+
+ if status != 0:
+ sys.exit(status)
+
+ if resume_cache is not None:
+ resume_cache.destroy()
+
+ return output
+
def main(arguments=None, stdout=sys.stdout, stderr=sys.stderr):
global api_client
print >>stderr, error
sys.exit(1)
- # Apply default replication, if none specified. TODO (#3410): Use
- # default replication given by discovery document.
- if args.replication <= 0:
- args.replication = 2
+ # write_copies diverges from args.replication here.
+ # args.replication is how many copies we will instruct Arvados to
+ # maintain (by passing it in collections().create()) after all
+ # data is written -- and if None was given, we'll use None there.
+ # Meanwhile, write_copies is how many copies of each data block we
+ # write to Keep, which has to be a number.
+ #
+ # If we simply changed args.replication from None to a default
+ # here, we'd end up erroneously passing the default replication
+ # level (instead of None) to collections().create().
+ write_copies = (args.replication or
+ api_client._rootDesc.get('defaultCollectionReplication', 2))
if args.progress:
reporter = progress_writer(human_progress)
if args.resume:
try:
resume_cache = ResumeCache(ResumeCache.make_path(args))
+ resume_cache.check_cache(api_client=api_client, num_retries=args.retries)
except (IOError, OSError, ValueError):
pass # Couldn't open cache directory/file. Continue without it.
except ResumeCacheConflict:
writer = ArvPutCollectionWriter(
resume_cache, reporter, bytes_expected,
num_retries=args.retries,
- replication=args.replication)
+ replication=write_copies)
else:
writer = ArvPutCollectionWriter.from_cache(
resume_cache, reporter, bytes_expected,
num_retries=args.retries,
- replication=args.replication)
+ replication=write_copies)
# Install our signal handler for each code in CAUGHT_SIGNALS, and save
# the originals.
writer.report_progress()
writer.do_queued_work() # Do work resumed from cache.
for path in args.paths: # Copy file data to Keep.
- if os.path.isdir(path):
+ if path == '-':
+ writer.start_new_stream()
+ writer.start_new_file(args.filename)
+ r = sys.stdin.read(64*1024)
+ while r:
+ # Need to bypass _queued_file check in ResumableCollectionWriter.write() to get
+ # CollectionWriter.write().
+ super(arvados.collection.ResumableCollectionWriter, writer).write(r)
+ r = sys.stdin.read(64*1024)
+ elif os.path.isdir(path):
writer.write_directory_tree(
path, max_manifest_depth=args.max_manifest_depth)
else:
if args.progress: # Print newline to split stderr from stdout for humans.
print >>stderr
+ output = None
if args.stream:
output = writer.manifest_text()
if args.normalize:
- output = CollectionReader(output).manifest_text(normalize=True)
+ output = arvados.collection.CollectionReader(output).manifest_text(normalize=True)
elif args.raw:
output = ','.join(writer.data_locators())
else:
try:
manifest_text = writer.manifest_text()
if args.normalize:
- manifest_text = CollectionReader(manifest_text).manifest_text(normalize=True)
+ manifest_text = arvados.collection.CollectionReader(manifest_text).manifest_text(normalize=True)
replication_attr = 'replication_desired'
if api_client._schema.schemas['Collection']['properties'].get(replication_attr, None) is None:
- # API calls it 'redundancy' until #3410.
+ # API called it 'redundancy' before #3410.
replication_attr = 'redundancy'
# Register the resulting collection in Arvados.
collection = api_client.collections().create(
status = 1
# Print the locator (uuid) of the new collection.
- stdout.write(output)
- if not output.endswith('\n'):
- stdout.write('\n')
+ if output is None:
+ status = status or 1
+ else:
+ stdout.write(output)
+ if not output.endswith('\n'):
+ stdout.write('\n')
for sigcode, orig_handler in orig_signal_handlers.items():
signal.signal(sigcode, orig_handler)
return output
if __name__ == '__main__':
- main()
+ main_new()