16
16
# along with this program; if not, write to the Free Software
17
17
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19
import os, types, re, time, errno, sys
19
import os, types, re, time, types
20
20
from stat import S_ISREG, S_ISDIR, S_ISLNK, ST_MODE, ST_SIZE
22
from errors import bailout, BzrError
23
from trace import mutter
22
from errors import bailout
26
24
def make_readonly(filename):
27
25
"""Make a filename read-only."""
86
84
"""Return a new UUID"""
86
## XXX: Could alternatively read /proc/sys/kernel/random/uuid on
87
## Linux, but we need something portable for other systems;
88
## preferably an implementation in Python.
88
return file('/proc/sys/kernel/random/uuid').readline().rstrip('\n')
90
return chomp(file('/proc/sys/kernel/random/uuid').readline())
90
92
return chomp(os.popen('uuidgen').readline())
96
if s and (s[-1] == '\n'):
104
## TODO: Maybe read in chunks to handle big files
95
105
if hasattr(f, 'tell'):
96
106
assert f.tell() == 0
104
109
return s.hexdigest()
115
def fingerprint_file(f):
121
return {'size': size,
122
'sha1': s.hexdigest()}
126
"""Return per-user configuration directory.
128
By default this is ~/.bzr.conf/
130
TODO: Global option --config-dir to override this.
132
return os.path.expanduser("~/.bzr.conf")
136
"""Calculate automatic user identification.
138
Returns (realname, email).
140
Only used when none is set in the environment or the id file.
142
This previously used the FQDN as the default domain, but that can
143
be very slow on machines where DNS is broken. So now we simply
121
"""Return email-style username.
123
Something similar to 'Martin Pool <mbp@sourcefrog.net>'
125
:todo: Check it's reasonably well-formed.
127
:todo: Allow taking it from a dotfile to help people on windows
128
who can't easily set variables.
130
:todo: Cope without pwd module, which is only on unix.
132
e = os.environ.get('BZREMAIL') or os.environ.get('EMAIL')
148
# XXX: Any good way to get real user name on win32?
152
139
uid = os.getuid()
153
140
w = pwd.getpwuid(uid)
154
gecos = w.pw_gecos.decode(bzrlib.user_encoding)
155
username = w.pw_name.decode(bzrlib.user_encoding)
156
142
comma = gecos.find(',')
160
146
realname = gecos[:comma]
147
return '%s <%s@%s>' % (realname, w.pw_name, socket.getfqdn())
164
148
except ImportError:
166
realname = username = getpass.getuser().decode(bzrlib.user_encoding)
168
return realname, (username + '@' + socket.gethostname())
172
"""Return the full user id from a file or environment variable.
174
TODO: Allow taking this from a file in the branch directory too
175
for per-branch ids."""
176
v = os.environ.get('BZREMAIL')
178
return v.decode(bzrlib.user_encoding)
181
return (open(os.path.join(config_dir(), "email"))
183
.decode(bzrlib.user_encoding)
186
if e.errno != errno.ENOENT:
189
v = os.environ.get('EMAIL')
191
return v.decode(bzrlib.user_encoding)
197
"""Return email-style username.
199
Something similar to 'Martin Pool <mbp@sourcefrog.net>'
201
TODO: Check it's reasonably well-formed.
207
name, email = _auto_user_id()
209
return '%s <%s>' % (name, email)
214
_EMAIL_RE = re.compile(r'[\w+.-]+@[\w+.-]+')
151
import getpass, socket
152
return '<%s@%s>' % (getpass.getuser(), socket.getfqdn())
215
155
def user_email():
216
156
"""Return just the email component of a username."""
157
e = os.environ.get('BZREMAIL') or os.environ.get('EMAIL')
219
m = _EMAIL_RE.search(e)
160
m = re.search(r'[\w+.-]+@[\w+.-]+', e)
221
bailout("%r doesn't seem to contain a reasonable email address" % e)
162
bailout('%r is not a reasonable email address' % e)
222
163
return m.group(0)
224
return _auto_user_id()[1]
166
import getpass, socket
167
return '%s@%s' % (getpass.getuser(), socket.getfqdn())
228
172
def compare_files(a, b):
229
173
"""Returns true if equal in contents"""
174
# TODO: don't read the whole thing in one go.
232
177
ai = a.read(BUFSIZE)
286
233
if hasattr(os, 'urandom'): # python 2.4 and later
287
234
rand_bytes = os.urandom
288
elif sys.platform == 'linux2':
289
rand_bytes = file('/dev/urandom', 'rb').read
291
# not well seeded, but better than nothing
296
s += chr(random.randint(0, 255))
236
# FIXME: No good on non-Linux
237
_rand_file = file('/dev/urandom', 'rb')
238
rand_bytes = _rand_file.read
301
241
## TODO: We could later have path objects that remember their list
318
258
BzrError: ("sorry, '..' not allowed in path", [])
320
260
assert isinstance(p, types.StringTypes)
322
# split on either delimiter because people might use either on
324
ps = re.split(r'[\\/]', p)
261
ps = [f for f in p.split('/') if f != '.']
329
264
bailout("sorry, %r not allowed in path" % f)
330
elif (f == '.') or (f == ''):
337
268
assert isinstance(p, list)
339
if (f == '..') or (f == None) or (f == ''):
270
if (f == '..') or (f is None) or (f == ''):
340
271
bailout("sorry, %r not allowed in path" % f)
341
return os.path.join(*p)
344
275
def appendpath(p1, p2):
348
return os.path.join(p1, p2)
351
282
def extern_command(cmd, ignore_errors = False):