def repr_failure(self, excinfo):
ex = excinfo.value
if isinstance(ex, BupSubprocFailure):
msg = ['Exit status: %d' % ex.status,
'Failures:']
msg.extend(fsdecode(s) for s in ex.failures)
return '\n'.join(msg)
def do_ls(repo, args, out):
try:
opt = ls.opts_from_cmdline([fsdecode(arg) for arg in args],
onabort=OptionError)
except OptionError as e:
log('error: %s' % e)
return
return ls.within_repo(repo, opt, out)
def readlink(self, path):
path = argv_bytes(path)
if self.verbose > 0:
log('--readlink(%r)\n' % path)
res = vfs.resolve(self.repo, path, follow=False)
name, item = res[-1]
if not item:
return -errno.ENOENT
return fsdecode(vfs.readlink(self.repo, item))
def readdir(self, path, offset):
path = argv_bytes(path)
assert not offset # We don't return offsets, so offset should be unused
res = vfs.resolve(self.repo, path, follow=False)
dir_name, dir_item = res[-1]
if not dir_item:
yield -errno.ENOENT
yield fuse.Direntry('..')
# FIXME: make sure want_meta=False is being completely respected
for ent_name, ent_item in vfs.contents(repo, dir_item, want_meta=False):
fusename = fsdecode(ent_name.replace(b'/', b'-'))
yield fuse.Direntry(fusename)
def usage(msg=""):
log('Usage: bup [-?|--help] [-d BUP_DIR] [--debug] [--profile] '
'<command> [options...]\n\n')
common = dict(
ftp = 'Browse backup sets using an ftp-like client',
fsck = 'Check backup sets for damage and add redundancy information',
fuse = 'Mount your backup sets as a filesystem',
help = 'Print detailed help for the given command',
index = 'Create or display the index of files to back up',
on = 'Backup a remote machine to the local one',
restore = 'Extract files from a backup set',
save = 'Save files into a backup set (note: run "bup index" first)',
tag = 'Tag commits for easier access',
web = 'Launch a web server to examine backup sets',
)
log('Common commands:\n')
for cmd,synopsis in sorted(common.items()):
log(' %-10s %s\n' % (cmd, synopsis))
log('\n')
log('Other available commands:\n')
cmds = set()
for c in sorted(os.listdir(cmdpath)):
if c.startswith(b'bup-') and c.find(b'.') < 0:
cname = fsdecode(c[4:])
if cname not in common:
cmds.add(c[4:].decode(errors='backslashreplace'))
# built-in commands take precedence
for _, name, _ in iter_modules(path=bup.cmd.__path__):
name = name.replace('_','-')
if name not in common:
cmds.add(name)
log(columnate(sorted(cmds), ' '))
log('\n')
log("See 'bup help COMMAND' for more information on " +
"a specific command.\n")
if msg:
log("\n%s\n" % msg)
sys.exit(99)
