def unzip(zip_path, temp_path, file_name):
'''
Take an absolute path to a zip file |zip_path| and return the path to a file or
directory called |file_name| in |temp_path| containing its unzipped
contents.
Assume the zip file contains one file/directory called |file_name|.
If |file_name| is not specified, then return the temp_path itself.
'''
path_util.check_isfile(zip_path, 'unzip_directory')
if file_name:
temp_subpath = os.path.join(temp_path, file_name)
else:
temp_subpath = temp_path
print_util.open_line('Unzipping %s to %s' % (zip_path, temp_subpath))
if os.system("cd %s && unzip -q %s" % (temp_path, zip_path)) != 0:
raise UsageError('unzip failed')
print_util.clear_line()
# Corner case: note that the temp_subpath might not 'exist' because it is a
# symlink (which is broken until it's put in the right place).
if not os.path.exists(temp_subpath) and not os.path.islink(temp_subpath):
raise UsageError('Zip file %s missing %s (%s doesn\'t exist)' %
(zip_path, file_name, temp_subpath))
return temp_subpath
def zip(path, follow_symlinks, exclude_patterns, file_name):
'''
Take a path to a file or directory |path| and return the path to a zip archive
containing its contents. |file_name| is what the zip archive contains.
'''
if isinstance(path, list):
for p in path:
absolute_path = path_util.normalize(p)
path_util.check_isvalid(absolute_path, 'zip_directory')
else:
absolute_path = path_util.normalize(path)
path_util.check_isvalid(absolute_path, 'zip_directory')
# Recursively copy the directory into a temp directory.
temp_path = tempfile.mkdtemp()
temp_subpath = os.path.join(temp_path, file_name)
print_util.open_line('Copying %s to %s' % (path, temp_subpath))
if isinstance(path, list):
os.mkdir(temp_subpath)
for p in path:
absolute_path = path_util.normalize(p)
path_util.copy(absolute_path,
os.path.join(temp_subpath, os.path.basename(p)),
follow_symlinks=follow_symlinks,
exclude_patterns=exclude_patterns)
else:
absolute_path = path_util.normalize(path)
path_util.copy(absolute_path,
temp_subpath,
follow_symlinks=follow_symlinks,
exclude_patterns=exclude_patterns)
print_util.clear_line()
zip_path = temp_path + '.zip'
opts = '-qr'
if not follow_symlinks: opts += ' --symlinks'
print_util.open_line('Zipping to %s' % zip_path)
if os.system("cd %s && zip %s %s %s" %
(temp_path, opts, zip_path, file_name)) != 0:
raise UsageError('zip failed')
path_util.remove(temp_path)
return zip_path
def unzip(zip_path, temp_path, file_name):
'''
Take an absolute path to a zip file |zip_path| and return the path to a file or
directory called |file_name| in |temp_path| containing its unzipped
contents.
Assume the zip file really contains one thing called |file_name|.
'''
path_util.check_isfile(zip_path, 'unzip_directory')
temp_subpath = os.path.join(temp_path, file_name)
print_util.open_line('Unzipping %s to %s' % (zip_path, temp_subpath))
if os.system("cd %s && unzip -q %s" % (temp_path, zip_path)) != 0:
raise UsageError('unzip failed')
print_util.clear_line()
# Corner case: note that the temp_subpath might not 'exist' because it is a
# symlink (which is broken until it's put in the right place).
if not os.path.exists(temp_subpath) and not os.path.islink(temp_subpath):
raise UsageError('Zip file %s missing %s (%s doesn\'t exist)' % (zip_path, file_name, temp_subpath))
return temp_subpath
def zip(path, follow_symlinks, exclude_patterns, file_name):
'''
Take a path to a file or directory |path| and return the path to a zip archive
containing its contents. |file_name| is what the zip archive contains.
'''
if isinstance(path, list):
for p in path:
absolute_path = path_util.normalize(p)
path_util.check_isvalid(absolute_path, 'zip_directory')
else:
absolute_path = path_util.normalize(path)
path_util.check_isvalid(absolute_path, 'zip_directory')
# Recursively copy the directory into a temp directory.
temp_path = tempfile.mkdtemp()
temp_subpath = os.path.join(temp_path, file_name)
print_util.open_line('Copying %s to %s' % (path, temp_subpath))
if isinstance(path, list):
os.mkdir(temp_subpath)
for p in path:
absolute_path = path_util.normalize(p)
path_util.copy(absolute_path, os.path.join(temp_subpath, os.path.basename(p)), follow_symlinks=follow_symlinks, exclude_patterns=exclude_patterns)
else:
absolute_path = path_util.normalize(path)
path_util.copy(absolute_path, temp_subpath, follow_symlinks=follow_symlinks, exclude_patterns=exclude_patterns)
print_util.clear_line()
zip_path = temp_path + '.zip'
opts = '-qr'
if not follow_symlinks: opts += ' --symlinks'
print_util.open_line('Zipping to %s' % zip_path)
if os.system("cd %s && zip %s %s %s" % (temp_path, opts, zip_path, file_name)) != 0:
raise UsageError('zip failed')
path_util.remove(temp_path)
return zip_path
def upload(self, sources, follow_symlinks, exclude_patterns, git, unpack, remove_sources):
'''
|sources|: specifies the locations of the contents to upload. Each element is either a URL or a local path.
|follow_symlinks|: for local path(s), whether to follow (resolve) symlinks
|exclude_patterns|: for local path(s), don't upload these patterns (e.g., *.o)
|git|: for URL, whether |source| is a git repo to clone.
|unpack|: for each source in |sources|, whether to unpack it if it's an archive.
|remove_sources|: remove |sources|.
If |sources| contains one source, then the bundle contents will be that source.
Otherwise, the bundle contents will be a directory with each of the sources.
Exceptions:
- If |git|, then each source is replaced with the result of running 'git clone |source|'
- If |unpack| is True or a source is an archive (zip, tar.gz, etc.), then unpack the source.
Install the contents of the directory at |source| into
DATA_SUBDIRECTORY in a subdirectory named by a hash of the contents.
Return a (data_hash, metadata) pair, where the metadata is a dict mapping
keys to precomputed statistics about the new data directory.
'''
to_delete = []
# Create temporary directory as a staging area and put everything there.
temp_path = tempfile.mkdtemp('-bundle_store_upload')
temp_subpaths = []
for source in sources:
# Where to save |source| to (might change this value if we unpack).
temp_subpath = os.path.join(temp_path, os.path.basename(source))
if remove_sources:
to_delete.append(source)
source_unpack = unpack and zip_util.path_is_archive(source)
if path_util.path_is_url(source):
# Download the URL.
print_util.open_line('BundleStore.upload: downloading %s to %s' % (source, temp_path))
if git:
file_util.git_clone(source, temp_subpath)
else:
file_util.download_url(source, temp_subpath, print_status=True)
if source_unpack:
zip_util.unpack(temp_subpath, zip_util.strip_archive_ext(temp_subpath))
path_util.remove(temp_subpath)
temp_subpath = zip_util.strip_archive_ext(temp_subpath)
print_util.clear_line()
else:
# Copy the local path.
source_path = path_util.normalize(source)
path_util.check_isvalid(source_path, 'upload')
# Recursively copy the directory into a new BundleStore temp directory.
print_util.open_line('BundleStore.upload: %s => %s' % (source_path, temp_subpath))
if source_unpack:
zip_util.unpack(source_path, zip_util.strip_archive_ext(temp_subpath))
temp_subpath = zip_util.strip_archive_ext(temp_subpath)
else:
if remove_sources:
path_util.rename(source_path, temp_subpath)
else:
path_util.copy(source_path, temp_subpath, follow_symlinks=follow_symlinks, exclude_patterns=exclude_patterns)
print_util.clear_line()
temp_subpaths.append(temp_subpath)
# If exactly one source, then upload that directly.
if len(temp_subpaths) == 1:
to_delete.append(temp_path)
temp_path = temp_subpaths[0]
# Multiplex between uploading a directory and uploading a file here.
# All other path_util calls will use these lists of directories and files.
if os.path.isdir(temp_path):
dirs_and_files = path_util.recursive_ls(temp_path)
else:
dirs_and_files = ([], [temp_path])
# Hash the contents of the temporary directory, and then if there is no
# data with this hash value, move this directory into the data directory.
print_util.open_line('BundleStore.upload: hashing %s' % temp_path)
data_hash = '0x%s' % (path_util.hash_directory(temp_path, dirs_and_files),)
print_util.clear_line()
print_util.open_line('BundleStore.upload: computing size of %s' % temp_path)
data_size = path_util.get_size(temp_path, dirs_and_files)
print_util.clear_line()
final_path = os.path.join(self.data, data_hash)
if os.path.exists(final_path):
# Already exists, just delete it
path_util.remove(temp_path)
else:
print >>sys.stderr, 'BundleStore.upload: moving %s to %s' % (temp_path, final_path)
path_util.rename(temp_path, final_path)
# Delete paths.
for path in to_delete:
if os.path.exists(path):
path_util.remove(path)
# After this operation there should always be a directory at the final path.
assert(os.path.lexists(final_path)), 'Uploaded to %s failed!' % (final_path,)
return (data_hash, {'data_size': data_size})
def upload(self, sources, follow_symlinks, exclude_patterns, git, unpack, remove_sources, uuid):
"""
|sources|: specifies the locations of the contents to upload. Each element is either a URL or a local path.
|follow_symlinks|: for local path(s), whether to follow (resolve) symlinks
|exclude_patterns|: for local path(s), don't upload these patterns (e.g., *.o)
|git|: for URL, whether |source| is a git repo to clone.
|unpack|: for each source in |sources|, whether to unpack it if it's an archive.
|remove_sources|: remove |sources|.
If |sources| contains one source, then the bundle contents will be that source.
Otherwise, the bundle contents will be a directory with each of the sources.
Exceptions:
- If |git|, then each source is replaced with the result of running 'git clone |source|'
- If |unpack| is True or a source is an archive (zip, tar.gz, etc.), then unpack the source.
Install the contents of the directory at |source| into
DATA_SUBDIRECTORY in a subdirectory named by a hash of the contents.
Return a (data_hash, metadata) pair, where the metadata is a dict mapping
keys to precomputed statistics about the new data directory.
"""
to_delete = []
# If just a single file, set the final path to be equal to that file
single_path = len(sources) == 1
# Determine which disk this will go on
disk_choice = self.ring.get_node(uuid)
final_path = os.path.join(self.partitions, disk_choice, self.DATA_SUBDIRECTORY, uuid)
if os.path.exists(final_path):
raise UsageError('Path %s already present in bundle store' % final_path)
# Only make if not there
elif not single_path:
path_util.make_directory(final_path)
# Paths to resources
subpaths = []
for source in sources:
# Where to save |source| to (might change this value if we unpack).
if not single_path:
subpath = os.path.join(final_path, os.path.basename(source))
else:
subpath = final_path
if remove_sources:
to_delete.append(source)
source_unpack = unpack and zip_util.path_is_archive(source)
if source_unpack and single_path:
# Load the file into the bundle store under the given path
subpath += zip_util.get_archive_ext(source)
if path_util.path_is_url(source):
# Download the URL.
print_util.open_line('BundleStore.upload: downloading %s to %s' % (source, subpath))
if git:
file_util.git_clone(source, subpath)
else:
file_util.download_url(source, subpath, print_status=True)
if source_unpack:
zip_util.unpack(subpath, zip_util.strip_archive_ext(subpath))
path_util.remove(subpath)
subpath = zip_util.strip_archive_ext(subpath)
print_util.clear_line()
else:
# Copy the local path.
source_path = path_util.normalize(source)
path_util.check_isvalid(source_path, 'upload')
# Recursively copy the directory into the BundleStore
print_util.open_line('BundleStore.upload: %s => %s' % (source_path, subpath))
if source_unpack:
zip_util.unpack(source_path, zip_util.strip_archive_ext(subpath))
subpath = zip_util.strip_archive_ext(subpath)
else:
if remove_sources:
path_util.rename(source_path, subpath)
else:
path_util.copy(source_path, subpath, follow_symlinks=follow_symlinks, exclude_patterns=exclude_patterns)
print_util.clear_line()
subpaths.append(subpath)
dirs_and_files = None
if os.path.isdir(final_path):
dirs_and_files = path_util.recursive_ls(final_path)
else:
dirs_and_files = [], [final_path]
# Hash the contents of the bundle directory. Update the data_hash attribute
# for the bundle
print_util.open_line('BundleStore.upload: hashing %s' % final_path)
data_hash = '0x%s' % (path_util.hash_directory(final_path, dirs_and_files))
print_util.clear_line()
print_util.open_line('BundleStore.upload: computing size of %s' % final_path)
data_size = path_util.get_size(final_path, dirs_and_files)
print_util.clear_line()
# Delete paths.
for path in to_delete:
if os.path.exists(path):
path_util.remove(path)
# After this operation there should always be a directory at the final path.
assert (os.path.lexists(final_path)), 'Uploaded to %s failed!' % (final_path,)
return (data_hash, {'data_size': data_size})
def upload(self, path, follow_symlinks, exclude_patterns):
'''
Copy the contents of the directory at |path| into the data subdirectory,
in a subfolder named by a hash of the contents of the new data directory.
If |path| is in a temporary directory, then we just move it.
Return a (data_hash, metadata) pair, where the metadata is a dict mapping
keys to precomputed statistics about the new data directory.
'''
# Create temporary directory as a staging area.
# If |path| is already temporary, then we use that directly
# (with the understanding that |path| will be moved)
if not isinstance(path, list) and os.path.realpath(path).startswith(
os.path.realpath(self.temp)):
temp_path = path
else:
temp_path = os.path.join(self.temp, uuid.uuid4().hex)
if not isinstance(path, list) and path_util.path_is_url(path):
# Have to be careful. Want to make sure if we're fetching a URL
# that points to a file, we are allowing this.
if path.startswith('file://'):
path_suffix = path[7:]
if os.path.islink(path_suffix):
raise UsageError('Not allowed to upload symlink %s' %
path_suffix)
if not any(
path_suffix.startswith(f)
for f in self.direct_upload_paths):
raise UsageError(
'Not allowed to upload %s (only %s allowed)' %
(path_suffix, self.direct_upload_paths))
# Download |path| if it is a URL.
print >> sys.stderr, 'BundleStore.upload: downloading %s to %s' % (
path, temp_path)
file_util.download_url(path, temp_path, print_status=True)
elif path != temp_path:
# Copy |path| into the temp_path.
if isinstance(path, list):
absolute_path = [path_util.normalize(p) for p in path]
for p in absolute_path:
path_util.check_isvalid(p, 'upload')
else:
absolute_path = path_util.normalize(path)
path_util.check_isvalid(absolute_path, 'upload')
# Recursively copy the directory into a new BundleStore temp directory.
print_util.open_line('BundleStore.upload: copying %s to %s' %
(absolute_path, temp_path))
path_util.copy(absolute_path,
temp_path,
follow_symlinks=follow_symlinks,
exclude_patterns=exclude_patterns)
print_util.clear_line()
# Multiplex between uploading a directory and uploading a file here.
# All other path_util calls will use these lists of directories and files.
if os.path.isdir(temp_path):
dirs_and_files = path_util.recursive_ls(temp_path)
else:
dirs_and_files = ([], [temp_path])
# Hash the contents of the temporary directory, and then if there is no
# data with this hash value, move this directory into the data directory.
print_util.open_line('BundleStore.upload: hashing %s' % temp_path)
data_hash = '0x%s' % (path_util.hash_directory(temp_path,
dirs_and_files), )
print_util.clear_line()
print_util.open_line('BundleStore.upload: computing size of %s' %
temp_path)
data_size = path_util.get_size(temp_path, dirs_and_files)
print_util.clear_line()
final_path = os.path.join(self.data, data_hash)
final_path_exists = False
try:
# If data_hash already exists, then we don't need to move it over.
os.utime(final_path, None)
final_path_exists = True
except OSError, e:
if e.errno == errno.ENOENT:
print >> sys.stderr, 'BundleStore.upload: moving %s to %s' % (
temp_path, final_path)
path_util.rename(temp_path, final_path)
else:
raise
def upload(self, path, follow_symlinks, exclude_patterns):
"""
Copy the contents of the directory at |path| into the data subdirectory,
in a subfolder named by a hash of the contents of the new data directory.
If |path| is in a temporary directory, then we just move it.
Return a (data_hash, metadata) pair, where the metadata is a dict mapping
keys to precomputed statistics about the new data directory.
"""
# Create temporary directory as a staging area.
# If |path| is already temporary, then we use that directly
# (with the understanding that |path| will be moved)
if not isinstance(path, list) and os.path.realpath(path).startswith(os.path.realpath(self.temp)):
temp_path = path
else:
temp_path = os.path.join(self.temp, uuid.uuid4().hex)
if not isinstance(path, list) and path_util.path_is_url(path):
# Have to be careful. Want to make sure if we're fetching a URL
# that points to a file, we are allowing this.
if path.startswith("file://"):
path_suffix = path[7:]
if os.path.islink(path_suffix):
raise UsageError("Not allowed to upload symlink %s" % path_suffix)
if not any(path_suffix.startswith(f) for f in self.direct_upload_paths):
raise UsageError(
"Not allowed to upload %s (only %s allowed)" % (path_suffix, self.direct_upload_paths)
)
# Download |path| if it is a URL.
print >>sys.stderr, "BundleStore.upload: downloading %s to %s" % (path, temp_path)
file_util.download_url(path, temp_path, print_status=True)
elif path != temp_path:
# Copy |path| into the temp_path.
if isinstance(path, list):
absolute_path = [path_util.normalize(p) for p in path]
for p in absolute_path:
path_util.check_isvalid(p, "upload")
else:
absolute_path = path_util.normalize(path)
path_util.check_isvalid(absolute_path, "upload")
# Recursively copy the directory into a new BundleStore temp directory.
print_util.open_line("BundleStore.upload: copying %s to %s" % (absolute_path, temp_path))
path_util.copy(absolute_path, temp_path, follow_symlinks=follow_symlinks, exclude_patterns=exclude_patterns)
print_util.clear_line()
# Multiplex between uploading a directory and uploading a file here.
# All other path_util calls will use these lists of directories and files.
if os.path.isdir(temp_path):
dirs_and_files = path_util.recursive_ls(temp_path)
else:
dirs_and_files = ([], [temp_path])
# Hash the contents of the temporary directory, and then if there is no
# data with this hash value, move this directory into the data directory.
print_util.open_line("BundleStore.upload: hashing %s" % temp_path)
data_hash = "0x%s" % (path_util.hash_directory(temp_path, dirs_and_files),)
print_util.clear_line()
print_util.open_line("BundleStore.upload: computing size of %s" % temp_path)
data_size = path_util.get_size(temp_path, dirs_and_files)
print_util.clear_line()
final_path = os.path.join(self.data, data_hash)
final_path_exists = False
try:
# If data_hash already exists, then we don't need to move it over.
os.utime(final_path, None)
final_path_exists = True
except OSError, e:
if e.errno == errno.ENOENT:
print >>sys.stderr, "BundleStore.upload: moving %s to %s" % (temp_path, final_path)
path_util.rename(temp_path, final_path)
else:
raise
