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systemd-python: export sd_journal_get_usage

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This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2013-03-20 18:30:10 -04:00
parent 742af54adc
commit 50a279f857
3 changed files with 35 additions and 13 deletions
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1
TODO
View File

@ -586,7 +586,6 @@ Features:
* systemd-python:
- allow reading of only select fields in systemd.journal._reader.Reader
- export sd_journal_test_cursor in systemd.journal._reader.Reader
- export sd_journal_get_usage in systemd.journal._reader.Reader
- figure out a simple way to wait for journal events in a way that
works with ^C
- add documentation to systemd.daemon

12
man/sd_journal_get_usage.xml
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@ -64,12 +64,12 @@
<title>Description</title>
<para><function>sd_journal_get_usage()</function>
determines the total disk space currently used up by
journal files. If
<literal>SD_JOURNAL_LOCAL_ONLY</literal> has been
passed when opening the journal files this value will
only reflect the size of journal files of the local
host, otherwise of all hosts.</para>
determines the total disk space currently used by
journal files (in bytes). If
<literal>SD_JOURNAL_LOCAL_ONLY</literal> was passed
when opening the journal this value will only reflect
the size of journal files of the local host, otherwise
of all hosts.</para>
</refsect1>
<refsect1>

35
src/python-systemd/_reader.c
View File

@ -130,12 +130,12 @@ PyDoc_STRVAR(Reader_fileno__doc__,
"See man:sd_journal_get_fd(3).");
static PyObject* Reader_fileno(Reader *self, PyObject *args)
{
int r;
r = sd_journal_get_fd(self->j);
set_error(r, NULL, NULL);
if (r < 0)
int fd;
fd = sd_journal_get_fd(self->j);
set_error(fd, NULL, NULL);
if (fd < 0)
return NULL;
return long_FromLong(r);
return long_FromLong(fd);
}
@ -171,6 +171,29 @@ static PyObject* Reader_close(Reader *self, PyObject *args)
}
PyDoc_STRVAR(Reader_get_usage__doc__,
"get_usage() -> int\n\n"
"Returns the total disk space currently used by journal"
"files (in bytes). If `SD_JOURNAL_LOCAL_ONLY` was"
"passed when opening the journal this value will only reflect"
"the size of journal files of the local host, otherwise"
"of all hosts.\n\n"
"This method invokes sd_journal_get_usage().\n"
"See man:sd_journal_get_usage(3).");
static PyObject* Reader_get_usage(Reader *self, PyObject *args)
{
int r;
uint64_t bytes;
r = sd_journal_get_usage(self->j, &bytes);
if (set_error(r, NULL, NULL))
return NULL;
assert_cc(sizeof(unsigned long long) == sizeof(bytes));
return PyLong_FromUnsignedLongLong(bytes);
}
PyDoc_STRVAR(Reader___enter____doc__,
"__enter__() -> self\n\n"
"Part of the context manager protocol.\n"
@ -770,9 +793,9 @@ static PyMethodDef Reader_methods[] = {
{"fileno", (PyCFunction) Reader_fileno, METH_NOARGS, Reader_fileno__doc__},
{"reliable_fd", (PyCFunction) Reader_reliable_fd, METH_NOARGS, Reader_reliable_fd__doc__},
{"close", (PyCFunction) Reader_close, METH_NOARGS, Reader_close__doc__},
{"get_usage", (PyCFunction) Reader_get_usage, METH_NOARGS, Reader_get_usage__doc__},
{"__enter__", (PyCFunction) Reader___enter__, METH_NOARGS, Reader___enter____doc__},
{"__exit__", (PyCFunction) Reader___exit__, METH_VARARGS, Reader___exit____doc__},
{"close", (PyCFunction) Reader_close, METH_NOARGS, Reader_close__doc__},
{"get_next", (PyCFunction) Reader_get_next, METH_VARARGS, Reader_get_next__doc__},
{"get_previous", (PyCFunction) Reader_get_previous, METH_VARARGS, Reader_get_previous__doc__},
{"add_match", (PyCFunction) Reader_add_match, METH_VARARGS|METH_KEYWORDS, Reader_add_match__doc__},