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python-systemd: rename Journal to Reader

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It seems inevitable that we'll also grow a writing interface,
and then it'll be cumbersome to have a "Journal" for reading,
and a "Writer" for writing.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek
2013-02-28 19:32:31 -05:00
parent 86e3d32a1d
commit 7f41820b07
3 changed files with 77 additions and 77 deletions
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122
src/python-systemd/_reader.c
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@@ -50,8 +50,8 @@
typedef struct {
PyObject_HEAD
sd_journal *j;
} Journal;
static PyTypeObject JournalType;
} Reader;
static PyTypeObject ReaderType;
static int set_error(int r, const char* path, const char* invalid_message) {
if (r >= 0)
@@ -87,15 +87,15 @@ static PyStructSequence_Desc Monotonic_desc = {
};
#endif
static void Journal_dealloc(Journal* self)
static void Reader_dealloc(Reader* self)
{
sd_journal_close(self->j);
Py_TYPE(self)->tp_free((PyObject*)self);
}
PyDoc_STRVAR(Journal__doc__,
"Journal([flags][,path]) -> ...\n\n"
"Journal allows filtering and retrieval of Journal entries.\n"
PyDoc_STRVAR(Reader__doc__,
"Reader([flags][,path]) -> ...\n\n"
"Reader allows filtering and retrieval of Journal entries.\n"
"Argument `flags` sets open flags of the journal, which can be one\n"
"of, or ORed combination of constants: LOCAL_ONLY (default) opens\n"
"journal on local machine only; RUNTIME_ONLY opens only\n"
@@ -104,7 +104,7 @@ PyDoc_STRVAR(Journal__doc__,
"Argument `path` is the directory of journal files. Note that\n"
"currently flags are ignored when `path` is present as they are\n"
"not relevant.");
static int Journal_init(Journal *self, PyObject *args, PyObject *keywds)
static int Reader_init(Reader *self, PyObject *args, PyObject *keywds)
{
int flags = SD_JOURNAL_LOCAL_ONLY, r;
char *path = NULL;
@@ -124,11 +124,11 @@ static int Journal_init(Journal *self, PyObject *args, PyObject *keywds)
return set_error(r, path, "Invalid flags or path");
}
PyDoc_STRVAR(Journal_get_next__doc__,
PyDoc_STRVAR(Reader_get_next__doc__,
"get_next([skip]) -> dict\n\n"
"Return dictionary of the next log entry. Optional skip value will\n"
"return the `skip`\\-th log entry.");
static PyObject* Journal_get_next(Journal *self, PyObject *args)
static PyObject* Reader_get_next(Reader *self, PyObject *args)
{
PyObject *dict;
const void *msg;
@@ -303,11 +303,11 @@ error:
return NULL;
}
PyDoc_STRVAR(Journal_get_previous__doc__,
PyDoc_STRVAR(Reader_get_previous__doc__,
"get_previous([skip]) -> dict\n\n"
"Return dictionary of the previous log entry. Optional skip value\n"
"will return the -`skip`\\-th log entry. Equivalent to get_next(-skip).");
static PyObject* Journal_get_previous(Journal *self, PyObject *args)
static PyObject* Reader_get_previous(Reader *self, PyObject *args)
{
int64_t skip = 1LL;
if (!PyArg_ParseTuple(args, "|L", &skip))
@@ -317,13 +317,13 @@ static PyObject* Journal_get_previous(Journal *self, PyObject *args)
(char*) "L", -skip);
}
PyDoc_STRVAR(Journal_add_match__doc__,
PyDoc_STRVAR(Reader_add_match__doc__,
"add_match(match) -> None\n\n"
"Add a match to filter journal log entries. All matches of different\n"
"fields are combined with logical AND, and matches of the same field\n"
"are automatically combined with logical OR.\n"
"Match is a string of the form \"FIELD=value\".");
static PyObject* Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
static PyObject* Reader_add_match(Reader *self, PyObject *args, PyObject *keywds)
{
char *match;
int match_len, r;
@@ -338,10 +338,10 @@ static PyObject* Journal_add_match(Journal *self, PyObject *args, PyObject *keyw
Py_RETURN_NONE;
}
PyDoc_STRVAR(Journal_add_disjunction__doc__,
PyDoc_STRVAR(Reader_add_disjunction__doc__,
"add_disjunction() -> None\n\n"
"Inserts a logical OR between matches added before and afterwards.");
static PyObject* Journal_add_disjunction(Journal *self, PyObject *args)
static PyObject* Reader_add_disjunction(Reader *self, PyObject *args)
{
int r;
r = sd_journal_add_disjunction(self->j);
@@ -351,23 +351,23 @@ static PyObject* Journal_add_disjunction(Journal *self, PyObject *args)
Py_RETURN_NONE;
}
PyDoc_STRVAR(Journal_flush_matches__doc__,
PyDoc_STRVAR(Reader_flush_matches__doc__,
"flush_matches() -> None\n\n"
"Clear all current match filters.");
static PyObject* Journal_flush_matches(Journal *self, PyObject *args)
static PyObject* Reader_flush_matches(Reader *self, PyObject *args)
{
sd_journal_flush_matches(self->j);
Py_RETURN_NONE;
}
PyDoc_STRVAR(Journal_seek__doc__,
PyDoc_STRVAR(Reader_seek__doc__,
"seek(offset[, whence]) -> None\n\n"
"Jump `offset` entries in the journal. Argument\n"
"`whence` defines what the offset is relative to:\n"
"os.SEEK_SET (default) from first match in journal;\n"
"os.SEEK_CUR from current position in journal;\n"
"and os.SEEK_END is from last match in journal.");
static PyObject* Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
static PyObject* Reader_seek(Reader *self, PyObject *args, PyObject *keywds)
{
int64_t offset;
int whence = SEEK_SET;
@@ -418,11 +418,11 @@ static PyObject* Journal_seek(Journal *self, PyObject *args, PyObject *keywds)
Py_RETURN_NONE;
}
PyDoc_STRVAR(Journal_seek_realtime__doc__,
PyDoc_STRVAR(Reader_seek_realtime__doc__,
"seek_realtime(realtime) -> None\n\n"
"Seek to nearest matching journal entry to `realtime`. Argument\n"
"`realtime` can must be an integer unix timestamp.");
static PyObject* Journal_seek_realtime(Journal *self, PyObject *args)
static PyObject* Reader_seek_realtime(Reader *self, PyObject *args)
{
double timedouble;
uint64_t timestamp;
@@ -445,13 +445,13 @@ static PyObject* Journal_seek_realtime(Journal *self, PyObject *args)
Py_RETURN_NONE;
}
PyDoc_STRVAR(Journal_seek_monotonic__doc__,
PyDoc_STRVAR(Reader_seek_monotonic__doc__,
"seek_monotonic(monotonic[, bootid]) -> None\n\n"
"Seek to nearest matching journal entry to `monotonic`. Argument\n"
"`monotonic` is an timestamp from boot in seconds.\n"
"Argument `bootid` is a string representing which boot the\n"
"monotonic time is reference to. Defaults to current bootid.");
static PyObject* Journal_seek_monotonic(Journal *self, PyObject *args)
static PyObject* Reader_seek_monotonic(Reader *self, PyObject *args)
{
double timedouble;
char *bootid = NULL;
@@ -489,7 +489,7 @@ static PyObject* Journal_seek_monotonic(Journal *self, PyObject *args)
Py_RETURN_NONE;
}
PyDoc_STRVAR(Journal_wait__doc__,
PyDoc_STRVAR(Reader_wait__doc__,
"wait([timeout]) -> state change (integer)\n\n"
"Wait for a change in the journal. Argument `timeout` specifies\n"
"the maximum number of seconds to wait before returning\n"
@@ -498,7 +498,7 @@ PyDoc_STRVAR(Journal_wait__doc__,
"Will return constants: NOP if no change; APPEND if new\n"
"entries have been added to the end of the journal; and\n"
"INVALIDATE if journal files have been added or removed.");
static PyObject* Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
static PyObject* Reader_wait(Reader *self, PyObject *args, PyObject *keywds)
{
int r;
int64_t timeout = 0LL;
@@ -515,10 +515,10 @@ static PyObject* Journal_wait(Journal *self, PyObject *args, PyObject *keywds)
return long_FromLong(r);
}
PyDoc_STRVAR(Journal_seek_cursor__doc__,
PyDoc_STRVAR(Reader_seek_cursor__doc__,
"seek_cursor(cursor) -> None\n\n"
"Seek to journal entry by given unique reference `cursor`.");
static PyObject* Journal_seek_cursor(Journal *self, PyObject *args)
static PyObject* Reader_seek_cursor(Reader *self, PyObject *args)
{
const char *cursor;
int r;
@@ -534,13 +534,13 @@ static PyObject* Journal_seek_cursor(Journal *self, PyObject *args)
Py_RETURN_NONE;
}
static PyObject* Journal_iter(PyObject *self)
static PyObject* Reader_iter(PyObject *self)
{
Py_INCREF(self);
return self;
}
static PyObject* Journal_iternext(PyObject *self)
static PyObject* Reader_iternext(PyObject *self)
{
PyObject *dict;
Py_ssize_t dict_size;
@@ -558,11 +558,11 @@ static PyObject* Journal_iternext(PyObject *self)
}
}
PyDoc_STRVAR(Journal_query_unique__doc__,
PyDoc_STRVAR(Reader_query_unique__doc__,
"query_unique(field) -> a set of values\n\n"
"Return a set of unique values appearing in journal for the\n"
"given `field`. Note this does not respect any journal matches.");
static PyObject* Journal_query_unique(Journal *self, PyObject *args)
static PyObject* Reader_query_unique(Reader *self, PyObject *args)
{
char *query;
int r;
@@ -601,7 +601,7 @@ PyDoc_STRVAR(data_threshold__doc__,
"Fields longer than this will be truncated to the threshold size.\n"
"Defaults to 64Kb.");
static PyObject* Journal_get_data_threshold(Journal *self, void *closure)
static PyObject* Reader_get_data_threshold(Reader *self, void *closure)
{
size_t cvalue;
int r;
@@ -613,7 +613,7 @@ static PyObject* Journal_get_data_threshold(Journal *self, void *closure)
return long_FromSize_t(cvalue);
}
static int Journal_set_data_threshold(Journal *self, PyObject *value, void *closure)
static int Reader_set_data_threshold(Reader *self, PyObject *value, void *closure)
{
int r;
if (value == NULL) {
@@ -628,36 +628,36 @@ static int Journal_set_data_threshold(Journal *self, PyObject *value, void *clos
return set_error(r, NULL, NULL);
}
static PyGetSetDef Journal_getseters[] = {
static PyGetSetDef Reader_getseters[] = {
{(char*) "data_threshold",
(getter) Journal_get_data_threshold,
(setter) Journal_set_data_threshold,
(getter) Reader_get_data_threshold,
(setter) Reader_set_data_threshold,
(char*) data_threshold__doc__,
NULL},
{NULL}
};
static PyMethodDef Journal_methods[] = {
{"get_next", (PyCFunction) Journal_get_next, METH_VARARGS, Journal_get_next__doc__},
{"get_previous", (PyCFunction) Journal_get_previous, METH_VARARGS, Journal_get_previous__doc__},
{"add_match", (PyCFunction) Journal_add_match, METH_VARARGS|METH_KEYWORDS, Journal_add_match__doc__},
{"add_disjunction", (PyCFunction) Journal_add_disjunction, METH_NOARGS, Journal_add_disjunction__doc__},
{"flush_matches", (PyCFunction) Journal_flush_matches, METH_NOARGS, Journal_flush_matches__doc__},
{"seek", (PyCFunction) Journal_seek, METH_VARARGS | METH_KEYWORDS, Journal_seek__doc__},
{"seek_realtime", (PyCFunction) Journal_seek_realtime, METH_VARARGS, Journal_seek_realtime__doc__},
{"seek_monotonic", (PyCFunction) Journal_seek_monotonic, METH_VARARGS, Journal_seek_monotonic__doc__},
{"wait", (PyCFunction) Journal_wait, METH_VARARGS, Journal_wait__doc__},
{"seek_cursor", (PyCFunction) Journal_seek_cursor, METH_VARARGS, Journal_seek_cursor__doc__},
{"query_unique", (PyCFunction) Journal_query_unique, METH_VARARGS, Journal_query_unique__doc__},
static PyMethodDef Reader_methods[] = {
{"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__},
{"add_disjunction", (PyCFunction) Reader_add_disjunction, METH_NOARGS, Reader_add_disjunction__doc__},
{"flush_matches", (PyCFunction) Reader_flush_matches, METH_NOARGS, Reader_flush_matches__doc__},
{"seek", (PyCFunction) Reader_seek, METH_VARARGS | METH_KEYWORDS, Reader_seek__doc__},
{"seek_realtime", (PyCFunction) Reader_seek_realtime, METH_VARARGS, Reader_seek_realtime__doc__},
{"seek_monotonic", (PyCFunction) Reader_seek_monotonic, METH_VARARGS, Reader_seek_monotonic__doc__},
{"wait", (PyCFunction) Reader_wait, METH_VARARGS, Reader_wait__doc__},
{"seek_cursor", (PyCFunction) Reader_seek_cursor, METH_VARARGS, Reader_seek_cursor__doc__},
{"query_unique", (PyCFunction) Reader_query_unique, METH_VARARGS, Reader_query_unique__doc__},
{NULL} /* Sentinel */
};
static PyTypeObject JournalType = {
static PyTypeObject ReaderType = {
PyVarObject_HEAD_INIT(NULL, 0)
"_reader._Journal", /*tp_name*/
sizeof(Journal), /*tp_basicsize*/
"_reader._Reader", /*tp_name*/
sizeof(Reader), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)Journal_dealloc, /*tp_dealloc*/
(destructor)Reader_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
@@ -673,22 +673,22 @@ static PyTypeObject JournalType = {
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
Journal__doc__, /* tp_doc */
Reader__doc__, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
Journal_iter, /* tp_iter */
Journal_iternext, /* tp_iternext */
Journal_methods, /* tp_methods */
Reader_iter, /* tp_iter */
Reader_iternext, /* tp_iternext */
Reader_methods, /* tp_methods */
0, /* tp_members */
Journal_getseters, /* tp_getset */
Reader_getseters, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc) Journal_init, /* tp_init */
(initproc) Reader_init, /* tp_init */
0, /* tp_alloc */
PyType_GenericNew, /* tp_new */
};
@@ -724,7 +724,7 @@ init_reader(void)
PyDateTime_IMPORT;
if (PyType_Ready(&JournalType) < 0)
if (PyType_Ready(&ReaderType) < 0)
#if PY_MAJOR_VERSION >= 3
return NULL;
#else
@@ -746,11 +746,11 @@ init_reader(void)
return;
#endif
Py_INCREF(&JournalType);
Py_INCREF(&ReaderType);
#if PY_MAJOR_VERSION >= 3
Py_INCREF(&MonotonicType);
#endif
if (PyModule_AddObject(m, "_Journal", (PyObject *) &JournalType) ||
if (PyModule_AddObject(m, "_Reader", (PyObject *) &ReaderType) ||
#if PY_MAJOR_VERSION >= 3
PyModule_AddObject(m, "Monotonic", (PyObject*) &MonotonicType) ||
#endif