Python stat.S_IFIFO Examples

def setUp(self):
        self.loop = self.new_test_loop()
        self.protocol = test_utils.make_test_protocol(asyncio.Protocol)
        self.pipe = mock.Mock(spec_set=io.RawIOBase)
        self.pipe.fileno.return_value = 5

        blocking_patcher = mock.patch('asyncio.unix_events._set_nonblocking')
        blocking_patcher.start()
        self.addCleanup(blocking_patcher.stop)

        fstat_patcher = mock.patch('os.fstat')
        m_fstat = fstat_patcher.start()
        st = mock.Mock()
        st.st_mode = stat.S_IFIFO
        m_fstat.return_value = st
        self.addCleanup(fstat_patcher.stop) 

def test_mknod(self):
        # Test using mknod() to create a FIFO (the only use specified
        # by POSIX).
        support.unlink(support.TESTFN)
        mode = stat.S_IFIFO | stat.S_IRUSR | stat.S_IWUSR
        try:
            posix.mknod(support.TESTFN, mode, 0)
        except OSError as e:
            # Some old systems don't allow unprivileged users to use
            # mknod(), or only support creating device nodes.
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL))
        else:
            self.assertTrue(stat.S_ISFIFO(posix.stat(support.TESTFN).st_mode))

        # Keyword arguments are also supported
        support.unlink(support.TESTFN)
        try:
            posix.mknod(path=support.TESTFN, mode=mode, device=0,
                dir_fd=None)
        except OSError as e:
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL)) 

def test_mknod_dir_fd(self):
        # Test using mknodat() to create a FIFO (the only use specified
        # by POSIX).
        support.unlink(support.TESTFN)
        mode = stat.S_IFIFO | stat.S_IRUSR | stat.S_IWUSR
        f = posix.open(posix.getcwd(), posix.O_RDONLY)
        try:
            posix.mknod(support.TESTFN, mode, 0, dir_fd=f)
        except OSError as e:
            # Some old systems don't allow unprivileged users to use
            # mknod(), or only support creating device nodes.
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL))
        else:
            self.assertTrue(stat.S_ISFIFO(posix.stat(support.TESTFN).st_mode))
        finally:
            posix.close(f) 

def setUp(self):
        self.loop = self.new_test_loop()
        self.protocol = test_utils.make_test_protocol(asyncio.Protocol)
        self.pipe = mock.Mock(spec_set=io.RawIOBase)
        self.pipe.fileno.return_value = 5

        blocking_patcher = mock.patch('asyncio.unix_events._set_nonblocking')
        blocking_patcher.start()
        self.addCleanup(blocking_patcher.stop)

        fstat_patcher = mock.patch('os.fstat')
        m_fstat = fstat_patcher.start()
        st = mock.Mock()
        st.st_mode = stat.S_IFIFO
        m_fstat.return_value = st
        self.addCleanup(fstat_patcher.stop) 

def test_mknod(self):
        # Test using mknod() to create a FIFO (the only use specified
        # by POSIX).
        support.unlink(support.TESTFN)
        mode = stat.S_IFIFO | stat.S_IRUSR | stat.S_IWUSR
        try:
            posix.mknod(support.TESTFN, mode, 0)
        except OSError as e:
            # Some old systems don't allow unprivileged users to use
            # mknod(), or only support creating device nodes.
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL))
        else:
            self.assertTrue(stat.S_ISFIFO(posix.stat(support.TESTFN).st_mode))

        # Keyword arguments are also supported
        support.unlink(support.TESTFN)
        try:
            posix.mknod(path=support.TESTFN, mode=mode, device=0,
                dir_fd=None)
        except OSError as e:
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL)) 

def test_mknod_dir_fd(self):
        # Test using mknodat() to create a FIFO (the only use specified
        # by POSIX).
        support.unlink(support.TESTFN)
        mode = stat.S_IFIFO | stat.S_IRUSR | stat.S_IWUSR
        f = posix.open(posix.getcwd(), posix.O_RDONLY)
        try:
            posix.mknod(support.TESTFN, mode, 0, dir_fd=f)
        except OSError as e:
            # Some old systems don't allow unprivileged users to use
            # mknod(), or only support creating device nodes.
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL))
        else:
            self.assertTrue(stat.S_ISFIFO(posix.stat(support.TESTFN).st_mode))
        finally:
            posix.close(f) 

def setUp(self):
        self.loop = self.new_test_loop()
        self.protocol = test_utils.make_test_protocol(asyncio.Protocol)
        self.pipe = mock.Mock(spec_set=io.RawIOBase)
        self.pipe.fileno.return_value = 5

        blocking_patcher = mock.patch('asyncio.unix_events._set_nonblocking')
        blocking_patcher.start()
        self.addCleanup(blocking_patcher.stop)

        fstat_patcher = mock.patch('os.fstat')
        m_fstat = fstat_patcher.start()
        st = mock.Mock()
        st.st_mode = stat.S_IFIFO
        m_fstat.return_value = st
        self.addCleanup(fstat_patcher.stop) 

def setUp(self):
        super().setUp()
        self.loop = self.new_test_loop()
        self.protocol = test_utils.make_test_protocol(asyncio.Protocol)
        self.pipe = mock.Mock(spec_set=io.RawIOBase)
        self.pipe.fileno.return_value = 5

        blocking_patcher = mock.patch('asyncio.unix_events._set_nonblocking')
        blocking_patcher.start()
        self.addCleanup(blocking_patcher.stop)

        fstat_patcher = mock.patch('os.fstat')
        m_fstat = fstat_patcher.start()
        st = mock.Mock()
        st.st_mode = stat.S_IFIFO
        m_fstat.return_value = st
        self.addCleanup(fstat_patcher.stop) 

def test_mknod(self):
        # Test using mknod() to create a FIFO (the only use specified
        # by POSIX).
        support.unlink(support.TESTFN)
        mode = stat.S_IFIFO | stat.S_IRUSR | stat.S_IWUSR
        try:
            posix.mknod(support.TESTFN, mode, 0)
        except OSError as e:
            # Some old systems don't allow unprivileged users to use
            # mknod(), or only support creating device nodes.
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL))
        else:
            self.assertTrue(stat.S_ISFIFO(posix.stat(support.TESTFN).st_mode))

        # Keyword arguments are also supported
        support.unlink(support.TESTFN)
        try:
            posix.mknod(path=support.TESTFN, mode=mode, device=0,
                dir_fd=None)
        except OSError as e:
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL)) 

def test_mknod_dir_fd(self):
        # Test using mknodat() to create a FIFO (the only use specified
        # by POSIX).
        support.unlink(support.TESTFN)
        mode = stat.S_IFIFO | stat.S_IRUSR | stat.S_IWUSR
        f = posix.open(posix.getcwd(), posix.O_RDONLY)
        try:
            posix.mknod(support.TESTFN, mode, 0, dir_fd=f)
        except OSError as e:
            # Some old systems don't allow unprivileged users to use
            # mknod(), or only support creating device nodes.
            self.assertIn(e.errno, (errno.EPERM, errno.EINVAL))
        else:
            self.assertTrue(stat.S_ISFIFO(posix.stat(support.TESTFN).st_mode))
        finally:
            posix.close(f) 

def test_unix_size(self):

        inode = 42
        self.db.execute("INSERT INTO inodes (id, mode,uid,gid,mtime_ns,atime_ns,ctime_ns,refcount,size) "
                        "VALUES (?,?,?,?,?,?,?,?,?)",
                        (inode, stat.S_IFIFO | stat.S_IRUSR | stat.S_IWUSR,
                         os.getuid(), os.getgid(), time_ns(), time_ns(), time_ns(), 1, 0))
        self._link(b'test-entry', inode)

        self.fsck.found_errors = False
        self.fsck.check_unix()
        self.assertFalse(self.fsck.found_errors)

        self.db.execute('UPDATE inodes SET size = 1 WHERE id=?', (inode,))
        self.fsck.check_unix()
        self.assertTrue(self.fsck.found_errors) 

def test_unix_rdev(self):

        inode = 42
        self.db.execute("INSERT INTO inodes (id, mode,uid,gid,mtime_ns,atime_ns,ctime_ns,refcount) "
                     "VALUES (?,?,?,?,?,?,?,?)",
                     (inode, stat.S_IFIFO | stat.S_IRUSR | stat.S_IWUSR,
                      os.getuid(), os.getgid(), time_ns(), time_ns(), time_ns(), 1))
        self._link(b'test-entry', inode)

        self.fsck.found_errors = False
        self.fsck.check_unix()
        self.assertFalse(self.fsck.found_errors)

        self.db.execute('UPDATE inodes SET rdev=? WHERE id=?', (42, inode))
        self.fsck.check_unix()
        self.assertTrue(self.fsck.found_errors) 

def __str__(self):
        "create a unix-style long description of the file (like ls -l)"
        if self.st_mode is not None:
            kind = stat.S_IFMT(self.st_mode)
            if kind == stat.S_IFIFO:
                ks = 'p'
            elif kind == stat.S_IFCHR:
                ks = 'c'
            elif kind == stat.S_IFDIR:
                ks = 'd'
            elif kind == stat.S_IFBLK:
                ks = 'b'
            elif kind == stat.S_IFREG:
                ks = '-'
            elif kind == stat.S_IFLNK:
                ks = 'l'
            elif kind == stat.S_IFSOCK:
                ks = 's'
            else:
                ks = '?'
            ks += self._rwx((self.st_mode & 0700) >> 6, self.st_mode & stat.S_ISUID)
            ks += self._rwx((self.st_mode & 070) >> 3, self.st_mode & stat.S_ISGID)
            ks += self._rwx(self.st_mode & 7, self.st_mode & stat.S_ISVTX, True)
        else:
            ks = '?---------'
        # compute display date
        if (self.st_mtime is None) or (self.st_mtime == 0xffffffffL):
            # shouldn't really happen
            datestr = '(unknown date)'
        else:
            if abs(time.time() - self.st_mtime) > 15552000:
                # (15552000 = 6 months)
                datestr = time.strftime('%d %b %Y', time.localtime(self.st_mtime))
            else:
                datestr = time.strftime('%d %b %H:%M', time.localtime(self.st_mtime))
        filename = getattr(self, 'filename', '?')

        # not all servers support uid/gid
        uid = self.st_uid
        gid = self.st_gid
        if uid is None:
            uid = 0
        if gid is None:
            gid = 0

        return '%s   1 %-8d %-8d %8d %-12s %s' % (ks, uid, gid, self.st_size, datestr, filename) 

def __str__(self):
        "create a unix-style long description of the file (like ls -l)"
        if self.st_mode is not None:
            kind = stat.S_IFMT(self.st_mode)
            if kind == stat.S_IFIFO:
                ks = 'p'
            elif kind == stat.S_IFCHR:
                ks = 'c'
            elif kind == stat.S_IFDIR:
                ks = 'd'
            elif kind == stat.S_IFBLK:
                ks = 'b'
            elif kind == stat.S_IFREG:
                ks = '-'
            elif kind == stat.S_IFLNK:
                ks = 'l'
            elif kind == stat.S_IFSOCK:
                ks = 's'
            else:
                ks = '?'
            ks += self._rwx((self.st_mode & 0700) >> 6, self.st_mode & stat.S_ISUID)
            ks += self._rwx((self.st_mode & 070) >> 3, self.st_mode & stat.S_ISGID)
            ks += self._rwx(self.st_mode & 7, self.st_mode & stat.S_ISVTX, True)
        else:
            ks = '?---------'
        # compute display date
        if (self.st_mtime is None) or (self.st_mtime == 0xffffffffL):
            # shouldn't really happen
            datestr = '(unknown date)'
        else:
            if abs(time.time() - self.st_mtime) > 15552000:
                # (15552000 = 6 months)
                datestr = time.strftime('%d %b %Y', time.localtime(self.st_mtime))
            else:
                datestr = time.strftime('%d %b %H:%M', time.localtime(self.st_mtime))
        filename = getattr(self, 'filename', '?')

        # not all servers support uid/gid
        uid = self.st_uid
        gid = self.st_gid
        if uid is None:
            uid = 0
        if gid is None:
            gid = 0

        return '%s   1 %-8d %-8d %8d %-12s %s' % (ks, uid, gid, self.st_size, datestr, filename) 

def __str__(self):
        """create a unix-style long description of the file (like ls -l)"""
        if self.st_mode is not None:
            kind = stat.S_IFMT(self.st_mode)
            if kind == stat.S_IFIFO:
                ks = 'p'
            elif kind == stat.S_IFCHR:
                ks = 'c'
            elif kind == stat.S_IFDIR:
                ks = 'd'
            elif kind == stat.S_IFBLK:
                ks = 'b'
            elif kind == stat.S_IFREG:
                ks = '-'
            elif kind == stat.S_IFLNK:
                ks = 'l'
            elif kind == stat.S_IFSOCK:
                ks = 's'
            else:
                ks = '?'
            ks += self._rwx((self.st_mode & o700) >> 6, self.st_mode & stat.S_ISUID)
            ks += self._rwx((self.st_mode & o70) >> 3, self.st_mode & stat.S_ISGID)
            ks += self._rwx(self.st_mode & 7, self.st_mode & stat.S_ISVTX, True)
        else:
            ks = '?---------'
        # compute display date
        if (self.st_mtime is None) or (self.st_mtime == xffffffff):
            # shouldn't really happen
            datestr = '(unknown date)'
        else:
            if abs(time.time() - self.st_mtime) > 15552000:
                # (15552000 = 6 months)
                datestr = time.strftime('%d %b %Y', time.localtime(self.st_mtime))
            else:
                datestr = time.strftime('%d %b %H:%M', time.localtime(self.st_mtime))
        filename = getattr(self, 'filename', '?')

        # not all servers support uid/gid
        uid = self.st_uid
        gid = self.st_gid
        size = self.st_size
        if uid is None:
            uid = 0
        if gid is None:
            gid = 0
        if size is None:
            size = 0

        return '%s   1 %-8d %-8d %8d %-12s %s' % (ks, uid, gid, size, datestr, filename) 

def __init__(self, regex, macros, setmode=None, unsetmode=None, name=None, rootdir=None):
        """
        Provide information to match against.
        @param regex: regular expression(s) to match against pathnames
        @type regex: string, list of strings, or compiled regular expression;
        strings or lists of strings will have macros interpolated.
        @param macros: current recipe macros
        @param setmode: bitmask containing bits that must be set
        for a match
        @type setmode: integer
        @param unsetmode: bitmask containing bits that must be unset
        for a match
        @type unsetmode: integer
        @param name: name of package or component
        @type name: string

        The setmode and unsetmode masks should be constructed from
        C{stat.S_IFDIR}, C{stat.S_IFCHR}, C{stat.S_IFBLK}, C{stat.S_IFREG},
        C{stat.S_IFIFO}, C{stat.S_IFLNK}, and C{stat.S_IFSOCK}
        Note that these are not simple bitfields.  To specify
        ``no symlinks'' in unsetmask you need to provide
        C{stat.S_IFLNK^stat.S_IFREG}.
        To specify only character devices in setmask, you need
        C{stat.S_IFCHR^stat.SBLK}.
        Here are the binary bitmasks for the flags::
            S_IFDIR  = 0100000000000000
            S_IFCHR  = 0010000000000000
            S_IFBLK  = 0110000000000000
            S_IFREG  = 1000000000000000
            S_IFIFO  = 0001000000000000
            S_IFLNK  = 1010000000000000
            S_IFSOCK = 1100000000000000
        """
        if name:
            self.name = name
        if rootdir is None:
            self.rootdir = macros['destdir']
        else:
            self.rootdir = rootdir
        self.setmode = setmode
        self.unsetmode = unsetmode
        tmplist = []
        if callable(regex):
            regex = regex()
        if type(regex) is str:
            try:
                self.regexp = self._anchor(regex %macros)
            except ValueError, msg:
                log.error('invalid macro substitution in "%s", missing "s"?' %regex)
                raise
            self.re = re.compile(self.regexp)