-#!/usr/bin/env python
-
-# TODO:
-# --md5sum - display md5 of each file as read from disk
-
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+from __future__ import division
+from future.utils import listitems, listvalues
+from builtins import str
+from builtins import object
import argparse
import arvados
import arvados.collection
help='Print version and exit.')
upload_opts.add_argument('paths', metavar='path', type=str, nargs='*',
help="""
-Local file or directory. Default: read from standard input.
+Local file or directory. If path is a directory reference with a trailing
+slash, then just upload the directory's contents; otherwise upload the
+directory itself. Default: read from standard input.
""")
_group = upload_opts.add_mutually_exclusive_group()
_group = run_opts.add_mutually_exclusive_group()
_group.add_argument('--follow-links', action='store_true', default=True,
dest='follow_links', help="""
-Traverse directory symlinks (default).
-Multiple symlinks pointing to the same directory will only be followed once.
+Follow file and directory symlinks (default).
""")
_group.add_argument('--no-follow-links', action='store_false', dest='follow_links',
help="""
-Do not traverse directory symlinks.
+Do not follow file and directory symlinks.
""")
_group = run_opts.add_mutually_exclusive_group()
if len(args.paths) == 0:
args.paths = ['-']
- args.paths = map(lambda x: "-" if x == "/dev/stdin" else x, args.paths)
+ args.paths = ["-" if x == "/dev/stdin" else x for x in args.paths]
if len(args.paths) != 1 or os.path.isdir(args.paths[0]):
if args.filename:
return args
+class PathDoesNotExistError(Exception):
+ pass
+
+
class CollectionUpdateError(Exception):
pass
@classmethod
def make_path(cls, args):
md5 = hashlib.md5()
- md5.update(arvados.config.get('ARVADOS_API_HOST', '!nohost'))
+ md5.update(arvados.config.get('ARVADOS_API_HOST', '!nohost').encode())
realpaths = sorted(os.path.realpath(path) for path in args.paths)
- md5.update('\0'.join(realpaths))
+ md5.update(b'\0'.join([p.encode() for p in realpaths]))
if any(os.path.isdir(path) for path in realpaths):
- md5.update("-1")
+ md5.update(b'-1')
elif args.filename:
- md5.update(args.filename)
+ md5.update(args.filename.encode())
return os.path.join(
arv_cmd.make_home_conf_dir(cls.CACHE_DIR, 0o700, 'raise'),
md5.hexdigest())
self.dry_run = dry_run
self._checkpoint_before_quit = True
self.follow_links = follow_links
- self._traversed_links = set()
if not self.use_cache and self.resume:
raise ArvPutArgumentConflict('resume cannot be True when use_cache is False')
# Load cached data if any and if needed
self._setup_state(update_collection)
- def _check_traversed_dir_links(self, root, dirs):
- """
- Remove from the 'dirs' list the already traversed directory symlinks,
- register the new dir symlinks as traversed.
- """
- for d in [d for d in dirs if os.path.isdir(os.path.join(root, d)) and
- os.path.islink(os.path.join(root, d))]:
- real_dirpath = os.path.realpath(os.path.join(root, d))
- if real_dirpath in self._traversed_links:
- dirs.remove(d)
- self.logger.warning("Skipping '{}' symlink to directory '{}' because it was already uploaded".format(os.path.join(root, d), real_dirpath))
- else:
- self._traversed_links.add(real_dirpath)
- return dirs
-
def start(self, save_collection):
"""
Start supporting thread & file uploading
if self.dry_run:
raise ArvPutUploadIsPending()
self._write_stdin(self.filename or 'stdin')
+ elif not os.path.exists(path):
+ raise PathDoesNotExistError("file or directory '{}' does not exist.".format(path))
elif os.path.isdir(path):
# Use absolute paths on cache index so CWD doesn't interfere
# with the caching logic.
- prefixdir = path = os.path.abspath(path)
- if prefixdir != '/':
- prefixdir += '/'
- # If following symlinks, avoid recursive traversals
- if self.follow_links and os.path.islink(path):
- self._traversed_links.add(os.path.realpath(path))
+ orig_path = path
+ path = os.path.abspath(path)
+ if orig_path[-1:] == os.sep:
+ # When passing a directory reference with a trailing slash,
+ # its contents should be uploaded directly to the collection's root.
+ prefixdir = path
+ else:
+ # When passing a directory reference with no trailing slash,
+ # upload the directory to the collection's root.
+ prefixdir = os.path.dirname(path)
+ prefixdir += os.sep
for root, dirs, files in os.walk(path, followlinks=self.follow_links):
- if self.follow_links:
- dirs = self._check_traversed_dir_links(root, dirs)
# Make os.walk()'s dir traversing order deterministic
dirs.sort()
files.sort()
except (SystemExit, Exception) as e:
self._checkpoint_before_quit = False
# Log stack trace only when Ctrl-C isn't pressed (SIGINT)
- # Note: We're expecting SystemExit instead of KeyboardInterrupt because
- # we have a custom signal handler in place that raises SystemExit with
- # the catched signal's code.
- if not isinstance(e, SystemExit) or e.code != -2:
- self.logger.warning("Abnormal termination:\n{}".format(traceback.format_exc(e)))
+ # Note: We're expecting SystemExit instead of
+ # KeyboardInterrupt because we have a custom signal
+ # handler in place that raises SystemExit with the catched
+ # signal's code.
+ if isinstance(e, PathDoesNotExistError):
+ # We aren't interested in the traceback for this case
+ pass
+ elif not isinstance(e, SystemExit) or e.code != -2:
+ self.logger.warning("Abnormal termination:\n{}".format(
+ traceback.format_exc()))
raise
finally:
if not self.dry_run:
Recursively get the total size of the collection
"""
size = 0
- for item in collection.values():
+ for item in listvalues(collection):
if isinstance(item, arvados.collection.Collection) or isinstance(item, arvados.collection.Subcollection):
size += self._collection_size(item)
else:
self.reporter(self.bytes_written, self.bytes_expected)
def _write_stdin(self, filename):
- output = self._local_collection.open(filename, 'w')
+ output = self._local_collection.open(filename, 'wb')
self._write(sys.stdin, output)
output.close()
def _check_file(self, source, filename):
- """Check if this file needs to be uploaded"""
+ """
+ Check if this file needs to be uploaded
+ """
+ # Ignore symlinks when requested
+ if (not self.follow_links) and os.path.islink(source):
+ return
resume_offset = 0
should_upload = False
new_file_in_cache = False
def _upload_files(self):
for source, resume_offset, filename in self._files_to_upload:
- with open(source, 'r') as source_fd:
+ with open(source, 'rb') as source_fd:
with self._state_lock:
self._state['files'][source]['mtime'] = os.path.getmtime(source)
self._state['files'][source]['size'] = os.path.getsize(source)
if resume_offset > 0:
# Start upload where we left off
- output = self._local_collection.open(filename, 'a')
+ output = self._local_collection.open(filename, 'ab')
source_fd.seek(resume_offset)
else:
# Start from scratch
- output = self._local_collection.open(filename, 'w')
+ output = self._local_collection.open(filename, 'wb')
self._write(source_fd, output)
output.close(flush=False)
if self.use_cache:
# Set up cache file name from input paths.
md5 = hashlib.md5()
- md5.update(arvados.config.get('ARVADOS_API_HOST', '!nohost'))
+ md5.update(arvados.config.get('ARVADOS_API_HOST', '!nohost').encode())
realpaths = sorted(os.path.realpath(path) for path in self.paths)
- md5.update('\0'.join(realpaths))
+ md5.update(b'\0'.join([p.encode() for p in realpaths]))
if self.filename:
- md5.update(self.filename)
+ md5.update(self.filename.encode())
cache_filename = md5.hexdigest()
cache_filepath = os.path.join(
arv_cmd.make_home_conf_dir(self.CACHE_DIR, 0o700, 'raise'),
def collection_file_paths(self, col, path_prefix='.'):
"""Return a list of file paths by recursively go through the entire collection `col`"""
file_paths = []
- for name, item in col.items():
+ for name, item in listitems(col):
if isinstance(item, arvados.arvfile.ArvadosFile):
file_paths.append(os.path.join(path_prefix, name))
elif isinstance(item, arvados.collection.Subcollection):
state = json.dumps(self._state)
try:
new_cache = tempfile.NamedTemporaryFile(
+ mode='w+',
dir=os.path.dirname(self._cache_filename), delete=False)
self._lock_file(new_cache)
new_cache.write(state)
def portable_data_hash(self):
pdh = self._my_collection().portable_data_hash()
- m = self._my_collection().stripped_manifest()
- local_pdh = hashlib.md5(m).hexdigest() + '+' + str(len(m))
+ m = self._my_collection().stripped_manifest().encode()
+ local_pdh = '{}+{}'.format(hashlib.md5(m).hexdigest(), len(m))
if pdh != local_pdh:
logger.warning("\n".join([
"arv-put: API server provided PDH differs from local manifest.",
locators.append(loc)
return locators
elif isinstance(item, arvados.collection.Collection):
- l = [self._datablocks_on_item(x) for x in item.values()]
+ l = [self._datablocks_on_item(x) for x in listvalues(item)]
# Fast list flattener method taken from:
# http://stackoverflow.com/questions/952914/making-a-flat-list-out-of-list-of-lists-in-python
return [loc for sublist in l for loc in sublist]
def expected_bytes_for(pathlist, follow_links=True):
# Walk the given directory trees and stat files, adding up file sizes,
# so we can display progress as percent
- linked_dirs = set()
bytesum = 0
for path in pathlist:
if os.path.isdir(path):
for root, dirs, files in os.walk(path, followlinks=follow_links):
- if follow_links:
- # Skip those linked dirs that were visited more than once.
- for d in [x for x in dirs if os.path.islink(os.path.join(root, x))]:
- d_realpath = os.path.realpath(os.path.join(root, d))
- if d_realpath in linked_dirs:
- # Linked dir already visited, skip it.
- dirs.remove(d)
- else:
- # Will only visit this dir once
- linked_dirs.add(d_realpath)
# Sum file sizes
for f in files:
- bytesum += os.path.getsize(os.path.join(root, f))
+ filepath = os.path.join(root, f)
+ # Ignore symlinked files when requested
+ if (not follow_links) and os.path.islink(filepath):
+ continue
+ bytesum += os.path.getsize(filepath)
elif not os.path.isfile(path):
return None
else:
except ArvPutUploadNotPending:
# No files pending for upload
sys.exit(0)
+ except PathDoesNotExistError as error:
+ logger.error("\n".join([
+ "arv-put: %s" % str(error)]))
+ sys.exit(1)
if args.progress: # Print newline to split stderr from stdout for humans.
logger.info("\n")
if not output.endswith('\n'):
stdout.write('\n')
- for sigcode, orig_handler in orig_signal_handlers.items():
+ for sigcode, orig_handler in listitems(orig_signal_handlers):
signal.signal(sigcode, orig_handler)
if status != 0: