exec "$bup_python" "$0" ${1+"$@"}
"""
# end of bup preamble
+
+from __future__ import absolute_import, print_function
import os, sys, time
+
from bup import hashsplit, git, options, client
-from bup.helpers import *
+from bup.helpers import (add_error, handle_ctrl_c, hostname, log, parse_num,
+ qprogress, reprogress, saved_errors,
+ userfullname, username, valid_save_name,
+ parse_date_or_fatal)
optspec = """
bup split [-t] [-c] [-n name] OPTIONS [--git-ids | filenames...]
bup split -b OPTIONS [--git-ids | filenames...]
-bup split <--noop [--copy]|--copy> OPTIONS [--git-ids | filenames...]
+bup split --copy OPTIONS [--git-ids | filenames...]
+bup split --noop [-b|-t] OPTIONS [--git-ids | filenames...]
--
Modes:
b,blobs output a series of blob ids. Implies --fanout=0.
bwlimit= maximum bytes/sec to transmit to server
#,compress= set compression level to # (0-9, 9 is highest) [1]
"""
+handle_ctrl_c()
+
o = options.Options(optspec)
(opt, flags, extra) = o.parse(sys.argv[1:])
-handle_ctrl_c()
-git.check_repo_or_die()
if not (opt.blobs or opt.tree or opt.commit or opt.name or
opt.noop or opt.copy):
o.fatal("use one or more of -b, -t, -c, -n, --noop, --copy")
-if (opt.noop or opt.copy) and (opt.blobs or opt.tree or
- opt.commit or opt.name):
- o.fatal('--noop and --copy are incompatible with -b, -t, -c, -n')
+if opt.copy and (opt.blobs or opt.tree):
+ o.fatal('--copy is incompatible with -b, -t')
+if (opt.noop or opt.copy) and (opt.commit or opt.name):
+ o.fatal('--noop and --copy are incompatible with -c, -n')
if opt.blobs and (opt.tree or opt.commit or opt.name):
o.fatal('-b is incompatible with -t, -c, -n')
if extra and opt.git_ids:
if opt.verbose >= 2:
git.verbose = opt.verbose - 1
opt.bench = 1
+
+max_pack_size = None
if opt.max_pack_size:
- git.max_pack_size = parse_num(opt.max_pack_size)
+ max_pack_size = parse_num(opt.max_pack_size)
+max_pack_objects = None
if opt.max_pack_objects:
- git.max_pack_objects = parse_num(opt.max_pack_objects)
+ max_pack_objects = parse_num(opt.max_pack_objects)
+
if opt.fanout:
hashsplit.fanout = parse_num(opt.fanout)
if opt.blobs:
o.fatal("don't use -r in reverse mode; it's automatic")
start_time = time.time()
-if opt.name and opt.name.startswith('.'):
+if opt.name and not valid_save_name(opt.name):
o.fatal("'%s' is not a valid branch name." % opt.name)
refname = opt.name and 'refs/heads/%s' % opt.name or None
+
if opt.noop or opt.copy:
cli = pack_writer = oldref = None
elif opt.remote or is_reverse:
+ git.check_repo_or_die()
cli = client.Client(opt.remote)
oldref = refname and cli.read_ref(refname) or None
- pack_writer = cli.new_packwriter(compression_level=opt.compress)
+ pack_writer = cli.new_packwriter(compression_level=opt.compress,
+ max_pack_size=max_pack_size,
+ max_pack_objects=max_pack_objects)
else:
+ git.check_repo_or_die()
cli = None
oldref = refname and git.read_ref(refname) or None
- pack_writer = git.PackWriter(compression_level=opt.compress)
+ pack_writer = git.PackWriter(compression_level=opt.compress,
+ max_pack_size=max_pack_size,
+ max_pack_objects=max_pack_objects)
if opt.git_ids:
# the input is actually a series of git object ids that we should retrieve
line = line.strip()
try:
it = cp.get(line.strip())
- next(it, None) # skip the file type
- except KeyError, e:
+ next(it, None) # skip the file info
+ except KeyError as e:
add_error('error: %s' % e)
continue
yield IterToFile(it)
# the input either comes from a series of files or from stdin.
files = extra and (open(fn) for fn in extra) or [sys.stdin]
-if pack_writer and opt.blobs:
- shalist = hashsplit.split_to_blobs(pack_writer.new_blob, files,
+if pack_writer:
+ new_blob = pack_writer.new_blob
+ new_tree = pack_writer.new_tree
+elif opt.blobs or opt.tree:
+ # --noop mode
+ new_blob = lambda content: git.calc_hash('blob', content)
+ new_tree = lambda shalist: git.calc_hash('tree', git.tree_encode(shalist))
+
+if opt.blobs:
+ shalist = hashsplit.split_to_blobs(new_blob, files,
keep_boundaries=opt.keep_boundaries,
progress=prog)
for (sha, size, level) in shalist:
- print sha.encode('hex')
+ print(sha.encode('hex'))
reprogress()
-elif pack_writer: # tree or commit or name
+elif opt.tree or opt.commit or opt.name:
if opt.name: # insert dummy_name which may be used as a restore target
mode, sha = \
- hashsplit.split_to_blob_or_tree(pack_writer.new_blob,
- pack_writer.new_tree,
- files,
+ hashsplit.split_to_blob_or_tree(new_blob, new_tree, files,
keep_boundaries=opt.keep_boundaries,
progress=prog)
splitfile_name = git.mangle_name('data', hashsplit.GIT_MODE_FILE, mode)
shalist = [(mode, splitfile_name, sha)]
else:
shalist = hashsplit.split_to_shalist(
- pack_writer.new_blob, pack_writer.new_tree, files,
+ new_blob, new_tree, files,
keep_boundaries=opt.keep_boundaries, progress=prog)
- tree = pack_writer.new_tree(shalist)
+ tree = new_tree(shalist)
else:
last = 0
it = hashsplit.hashsplit_iter(files,
if opt.verbose:
log('\n')
if opt.tree:
- print tree.encode('hex')
+ print(tree.encode('hex'))
if opt.commit or opt.name:
msg = 'bup split\n\nGenerated by command:\n%r\n' % sys.argv
ref = opt.name and ('refs/heads/%s' % opt.name) or None
- commit = pack_writer.new_commit(oldref, tree, date, msg)
+ userline = '%s <%s@%s>' % (userfullname(), username(), hostname())
+ commit = pack_writer.new_commit(tree, oldref, userline, date, None,
+ userline, date, None, msg)
if opt.commit:
- print commit.encode('hex')
+ print(commit.encode('hex'))
if pack_writer:
pack_writer.close() # must close before we can update the ref
secs = time.time() - start_time
size = hashsplit.total_split
if opt.bench:
- log('bup: %.2fkbytes in %.2f secs = %.2f kbytes/sec\n'
+ log('bup: %.2f kbytes in %.2f secs = %.2f kbytes/sec\n'
% (size/1024., secs, size/1024./secs))
if saved_errors: