def connect(rhost, port, subcmd):
"""Connect to 'rhost' and execute the bup subcommand 'subcmd' on it."""
assert(not re.search(r'[^\w-]', subcmd))
nicedir = re.sub(r':', "_", path.exedir())
if rhost == '-':
rhost = None
if not rhost:
argv = ['bup', subcmd]
else:
# WARNING: shell quoting security holes are possible here, so we
# have to be super careful. We have to use 'sh -c' because
# csh-derived shells can't handle PATH= notation. We can't
# set PATH in advance, because ssh probably replaces it. We
# can't exec *safely* using argv, because *both* ssh and 'sh -c'
# allow shellquoting. So we end up having to double-shellquote
# stuff here.
escapedir = re.sub(r'([^\w/])', r'\\\\\\\1', nicedir)
buglvl = helpers.atoi(os.environ.get('BUP_DEBUG'))
force_tty = helpers.atoi(os.environ.get('BUP_FORCE_TTY'))
cmd = r"""
sh -c PATH=%s:'$PATH BUP_DEBUG=%s BUP_FORCE_TTY=%s bup %s'
""" % (escapedir, buglvl, force_tty, subcmd)
argv = ['ssh']
if port:
argv.extend(('-p', port))
argv.extend((rhost, '--', cmd.strip()))
#helpers.log('argv is: %r\n' % argv)
def setup():
# runs in the child process
if not rhost:
os.environ['PATH'] = ':'.join([nicedir,
os.environ.get('PATH', '')])
os.setsid()
return subprocess.Popen(argv, stdin=subprocess.PIPE, stdout=subprocess.PIPE,
preexec_fn=setup)
def connect(rhost, port, subcmd, stderr=None):
"""Connect to 'rhost' and execute the bup subcommand 'subcmd' on it."""
assert not re.search(br'[^\w-]', subcmd)
nicedir = re.sub(b':', b'_', path.exedir())
if rhost == b'-':
rhost = None
if not rhost:
argv = [b'bup', subcmd]
else:
# WARNING: shell quoting security holes are possible here, so we
# have to be super careful. We have to use 'sh -c' because
# csh-derived shells can't handle PATH= notation. We can't
# set PATH in advance, because ssh probably replaces it. We
# can't exec *safely* using argv, because *both* ssh and 'sh -c'
# allow shellquoting. So we end up having to double-shellquote
# stuff here.
escapedir = re.sub(br'([^\w/])', br'\\\\\\\1', nicedir)
buglvl = helpers.atoi(environ.get(b'BUP_DEBUG'))
force_tty = helpers.atoi(environ.get(b'BUP_FORCE_TTY'))
cmd = b"""
sh -c PATH=%s:'$PATH BUP_DEBUG=%s BUP_FORCE_TTY=%s bup %s'
""" % (escapedir, buglvl, force_tty, subcmd)
argv = [b'ssh']
if port:
argv.extend((b'-p', port))
argv.extend((rhost, b'--', cmd.strip()))
#helpers.log('argv is: %r\n' % argv)
if rhost:
env = environ
else:
envpath = environ.get(b'PATH')
env = environ.copy()
env[b'PATH'] = nicedir if not envpath else nicedir + b':' + envpath
if sys.version_info[0] < 3:
return subprocess.Popen(argv,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=stderr,
env=env,
preexec_fn=lambda: os.setsid())
else:
return subprocess.Popen(argv,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=stderr,
env=env,
start_new_session=True)
def connect(rhost, port, subcmd, stderr=None):
"""Connect to 'rhost' and execute the bup subcommand 'subcmd' on it."""
assert (not re.search(r'[^\w-]', subcmd))
nicedir = re.sub(r':', "_", path.exedir())
if rhost == '-':
rhost = None
if not rhost:
argv = ['bup', subcmd]
else:
# WARNING: shell quoting security holes are possible here, so we
# have to be super careful. We have to use 'sh -c' because
# csh-derived shells can't handle PATH= notation. We can't
# set PATH in advance, because ssh probably replaces it. We
# can't exec *safely* using argv, because *both* ssh and 'sh -c'
# allow shellquoting. So we end up having to double-shellquote
# stuff here.
escapedir = re.sub(r'([^\w/])', r'\\\\\\\1', nicedir)
buglvl = helpers.atoi(os.environ.get('BUP_DEBUG'))
force_tty = helpers.atoi(os.environ.get('BUP_FORCE_TTY'))
cmd = r"""
sh -c PATH=%s:'$PATH BUP_DEBUG=%s BUP_FORCE_TTY=%s bup %s'
""" % (escapedir, buglvl, force_tty, subcmd)
argv = ['ssh']
if port:
argv.extend(('-p', port))
argv.extend((rhost, '--', cmd.strip()))
#helpers.log('argv is: %r\n' % argv)
def setup():
# runs in the child process
if not rhost:
os.environ['PATH'] = ':'.join(
[nicedir, os.environ.get('PATH', '')])
os.setsid()
return subprocess.Popen(argv,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=stderr,
preexec_fn=setup)
def main(argv):
o = options.Options(optspec)
opt, flags, extra = o.parse_bytes(argv[1:])
if len(extra) == 0:
# the wrapper program provides the default usage string
os.execvp(path.exe(), [path.exe()])
elif len(extra) == 1:
docname = (extra[0] == 'bup' and b'bup'
or (b'bup-%s' % argv_bytes(extra[0])))
manpath = os.path.join(path.exedir(),
b'../../Documentation/' + docname + b'.[1-9]')
g = glob.glob(manpath)
try:
if g:
os.execvp('man', ['man', '-l', g[0]])
else:
os.execvp('man', ['man', docname])
except OSError as e:
sys.stderr.write('Unable to run man command: %s\n' % e)
sys.exit(1)
else:
o.fatal("exactly one command name expected")
sys.path[:0] = [os.path.dirname(os.path.realpath(__file__)) + '/..']
from bup import compat, options, path
from bup.compat import argv_bytes
optspec = """
bup help <command>
"""
o = options.Options(optspec)
opt, flags, extra = o.parse(compat.argv[1:])
if len(extra) == 0:
# the wrapper program provides the default usage string
os.execvp(path.exe(), [b'bup'])
elif len(extra) == 1:
docname = (extra[0] == 'bup' and b'bup'
or (b'bup-%s' % argv_bytes(extra[0])))
manpath = os.path.join(path.exedir(),
b'../../Documentation/' + docname + b'.[1-9]')
g = glob.glob(manpath)
try:
if g:
os.execvp('man', ['man', '-l', g[0]])
else:
os.execvp('man', ['man', docname])
except OSError as e:
sys.stderr.write('Unable to run man command: %s\n' % e)
sys.exit(1)
else:
o.fatal("exactly one command name expected")
exec "$bup_python" "$0" ${1+"$@"}
"""
# end of bup preamble
import sys, os, glob
from bup import options, path
optspec = """
bup help <command>
"""
o = options.Options(optspec)
(opt, flags, extra) = o.parse(sys.argv[1:])
if len(extra) == 0:
# the wrapper program provides the default usage string
os.execvp(os.environ['BUP_MAIN_EXE'], ['bup'])
elif len(extra) == 1:
docname = (extra[0]=='bup' and 'bup' or ('bup-%s' % extra[0]))
manpath = os.path.join(path.exedir(),
'Documentation/' + docname + '.[1-9]')
g = glob.glob(manpath)
try:
if g:
os.execvp('man', ['man', '-l', g[0]])
else:
os.execvp('man', ['man', docname])
except OSError, e:
sys.stderr.write('Unable to run man command: %s\n' % e)
sys.exit(1)
else:
o.fatal("exactly one command name expected")
#!/usr/bin/env python
import sys, os, glob
from bup import options, path
optspec = """
bup help <command>
"""
o = options.Options(optspec)
(opt, flags, extra) = o.parse(sys.argv[1:])
if len(extra) == 0:
# the wrapper program provides the default usage string
os.execvp(os.environ["BUP_MAIN_EXE"], ["bup"])
elif len(extra) == 1:
docname = extra[0] == "bup" and "bup" or ("bup-%s" % extra[0])
manpath = os.path.join(path.exedir(), "Documentation/" + docname + ".[1-9]")
g = glob.glob(manpath)
try:
if g:
os.execvp("man", ["man", "-l", g[0]])
else:
os.execvp("man", ["man", docname])
except OSError, e:
sys.stderr.write("Unable to run man command: %s\n" % e)
sys.exit(1)
else:
o.fatal("exactly one command name expected")
