-/*
-_reader - Python module that reads systemd journal similar to journalctl
-Copyright (C) 2012 Steven Hiscocks
-
-This library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Lesser General Public
-License as published by the Free Software Foundation; either
-version 2.1 of the License, or (at your option) any later version.
-
-This library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-Lesser General Public License for more details.
-
-You should have received a copy of the GNU Lesser General Public
-License along with this library; if not, write to the Free Software
-Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
-*/
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Steven Hiscocks, Zbigniew Jędrzejewski-Szmek
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
#include <systemd/sd-journal.h>
#include <Python.h>
typedef struct {
PyObject_HEAD
sd_journal *j;
- PyObject *default_call;
- PyObject *call_dict;
} Journal;
static PyTypeObject JournalType;
+static int set_error(int r, const char* path, const char* invalid_message) {
+ if (r >= 0)
+ return r;
+ if (r == -EINVAL && invalid_message)
+ PyErr_SetString(PyExc_ValueError, invalid_message);
+ else if (r == -ENOMEM)
+ PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+ else {
+ errno = -r;
+ PyErr_SetFromErrnoWithFilename(PyExc_OSError, path);
+ }
+ return 1;
+}
+
static void
Journal_dealloc(Journal* self)
{
sd_journal_close(self->j);
- Py_XDECREF(self->default_call);
- Py_XDECREF(self->call_dict);
Py_TYPE(self)->tp_free((PyObject*)self);
}
-static PyObject *
-Journal_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
-{
- Journal *self;
-
- self = (Journal *)type->tp_alloc(type, 0);
- if (self != NULL) {
- self->call_dict = PyDict_New();
- self->default_call = Py_None;
- }
-
- return (PyObject *) self;
-}
-
PyDoc_STRVAR(Journal__doc__,
-"Journal([flags][, default_call][, call_dict][,path]) -> ...\n"
+"Journal([flags][,path]) -> ...\n"
"Journal instance\n\n"
"Returns instance of Journal, which allows filtering and return\n"
"of journal entries.\n"
"journal on local machine only; RUNTIME_ONLY opens only\n"
"volatile journal files; and SYSTEM_ONLY opens only\n"
"journal files of system services and the kernel.\n"
-"Argument `default_call` must be a callable that accepts one\n"
-"argument which is string/bytes value of a field and returns\n"
-"python object.\n"
-"Argument `call_dict` is a dictionary where the key represents\n"
-"a field name, and value is a callable as per `default_call`.\n"
-"A set of sane defaults for `default_call` and `call_dict` are\n"
-"present.\n"
"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.");
{
int flags=SD_JOURNAL_LOCAL_ONLY;
char *path=NULL;
- PyObject *default_call=NULL, *call_dict=NULL;
- static char *kwlist[] = {"flags", "default_call", "call_dict", "path", NULL};
- if (! PyArg_ParseTupleAndKeywords(args, keywds, "|iOOs", kwlist,
- &flags, &default_call, &call_dict, &path))
+ static char *kwlist[] = {"flags", "path", NULL};
+ if (! PyArg_ParseTupleAndKeywords(args, keywds, "|iz", kwlist,
+ &flags, &path))
return 1;
- if (default_call) {
- if (PyCallable_Check(default_call) || default_call == Py_None) {
- Py_DECREF(self->default_call);
- self->default_call = default_call;
- Py_INCREF(self->default_call);
- }else{
- PyErr_SetString(PyExc_TypeError, "Default call not callable");
- return 1;
- }
- }
-
- if (call_dict) {
- if (PyDict_Check(call_dict)) {
- Py_DECREF(self->call_dict);
- self->call_dict = call_dict;
- Py_INCREF(self->call_dict);
- }else if (call_dict == Py_None) {
- Py_DECREF(self->call_dict);
- self->call_dict = PyDict_New();
- }else{
- PyErr_SetString(PyExc_TypeError, "Call dictionary must be dict type");
- return 1;
- }
- }
-
int r;
+ Py_BEGIN_ALLOW_THREADS
if (path) {
r = sd_journal_open_directory(&self->j, path, 0);
}else{
- Py_BEGIN_ALLOW_THREADS
r = sd_journal_open(&self->j, flags);
- Py_END_ALLOW_THREADS
- }
- if (r == -EINVAL) {
- PyErr_SetString(PyExc_ValueError, "Invalid flags or path");
- return -1;
- }else if (r == -ENOMEM) {
- PyErr_SetString(PyExc_MemoryError, "Not enough memory");
- return 1;
- }else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error opening journal");
- return 1;
}
+ Py_END_ALLOW_THREADS
- return 0;
-}
-
-static PyObject *
-Journal___process_field(Journal *self, PyObject *key, const void *value, ssize_t value_len)
-{
- PyObject *callable=NULL, *return_value=NULL;
- if (PyDict_Check(self->call_dict))
- callable = PyDict_GetItem(self->call_dict, key);
-
- if (PyCallable_Check(callable)) {
-#if PY_MAJOR_VERSION >=3
- return_value = PyObject_CallFunction(callable, "y#", value, value_len);
-#else
- return_value = PyObject_CallFunction(callable, "s#", value, value_len);
-#endif
- if (!return_value)
- PyErr_Clear();
- }
- if (!return_value && PyCallable_Check(self->default_call))
-#if PY_MAJOR_VERSION >=3
- return_value = PyObject_CallFunction(self->default_call, "y#", value, value_len);
-#else
- return_value = PyObject_CallFunction(self->default_call, "s#", value, value_len);
-#endif
- if (!return_value) {
- PyErr_Clear();
-#if PY_MAJOR_VERSION >=3
- return_value = PyBytes_FromStringAndSize(value, value_len);
-#else
- return_value = PyString_FromStringAndSize(value, value_len);
-#endif
- }
- if (!return_value) {
- return_value = Py_None;
- }
- return return_value;
+ return set_error(r, path, "Invalid flags or path");
}
PyDoc_STRVAR(Journal_get_next__doc__,
if (! PyArg_ParseTuple(args, "|L", &skip))
return NULL;
- int r;
+ if (skip == 0LL) {
+ PyErr_SetString(PyExc_ValueError, "Skip number must positive/negative integer");
+ return NULL;
+ }
+
+ int r = -EINVAL;
+ Py_BEGIN_ALLOW_THREADS
if (skip == 1LL) {
- Py_BEGIN_ALLOW_THREADS
r = sd_journal_next(self->j);
- Py_END_ALLOW_THREADS
}else if (skip == -1LL) {
- Py_BEGIN_ALLOW_THREADS
r = sd_journal_previous(self->j);
- Py_END_ALLOW_THREADS
}else if (skip > 1LL) {
- Py_BEGIN_ALLOW_THREADS
r = sd_journal_next_skip(self->j, skip);
- Py_END_ALLOW_THREADS
}else if (skip < -1LL) {
- Py_BEGIN_ALLOW_THREADS
r = sd_journal_previous_skip(self->j, -skip);
- Py_END_ALLOW_THREADS
- }else{
- PyErr_SetString(PyExc_ValueError, "Skip number must positive/negative integer");
- return NULL;
}
+ Py_END_ALLOW_THREADS
- if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error getting next message");
+ set_error(r, NULL, NULL);
+ if (r < 0)
return NULL;
- }else if ( r == 0) { //EOF
+ else if (r == 0) /* EOF */
return PyDict_New();
- }
PyObject *dict;
dict = PyDict_New();
#else
key = PyString_FromStringAndSize(msg, delim_ptr - (const char*) msg);
#endif
- value = Journal___process_field(self, key, delim_ptr + 1, (const char*) msg + msg_len - (delim_ptr + 1) );
+ value = PyBytes_FromStringAndSize(delim_ptr + 1, (const char*) msg + msg_len - (delim_ptr + 1) );
if (PyDict_Contains(dict, key)) {
cur_value = PyDict_GetItem(dict, key);
- if (PyList_CheckExact(cur_value) && PyList_Size(cur_value) > 1) {
+ if (PyList_CheckExact(cur_value)) {
PyList_Append(cur_value, value);
}else{
tmp_list = PyList_New(0);
#else
key = PyString_FromString("__REALTIME_TIMESTAMP");
#endif
- value = Journal___process_field(self, key, realtime_str, strlen(realtime_str));
+ value = PyBytes_FromString(realtime_str);
PyDict_SetItem(dict, key, value);
Py_DECREF(key);
Py_DECREF(value);
#else
key = PyString_FromString("__MONOTONIC_TIMESTAMP");
#endif
- value = Journal___process_field(self, key, monotonic_str, strlen(monotonic_str));
+ value = PyBytes_FromString(monotonic_str);
PyDict_SetItem(dict, key, value);
Py_DECREF(key);
#else
key = PyString_FromString("__CURSOR");
#endif
- value = Journal___process_field(self, key, cursor, strlen(cursor));
+ value = PyBytes_FromString(cursor);
PyDict_SetItem(dict, key, value);
free(cursor);
Py_DECREF(key);
if (! PyArg_ParseTuple(args, "|L", &skip))
return NULL;
- PyObject *dict, *arg;
- arg = Py_BuildValue("(L)", -skip);
- dict = Journal_get_next(self, arg);
- Py_DECREF(arg);
- return dict;
+ return PyObject_CallMethod((PyObject *)self, "get_next", "L", -skip);
}
PyDoc_STRVAR(Journal_add_match__doc__,
-"add_match(match, ..., field=value, ...) -> None\n\n"
+"add_match(match) -> None\n\n"
"Add a match to filter journal log entries. All matches of different\n"
-"field are combined in logical AND, and matches of the same field\n"
+"fields are combined in logical AND, and matches of the same field\n"
"are automatically combined in logical OR.\n"
-"Matches can be passed as strings \"field=value\", or keyword\n"
-"arguments field=\"value\".");
+"Match is string of form \"field=value\".");
static PyObject *
Journal_add_match(Journal *self, PyObject *args, PyObject *keywds)
{
- Py_ssize_t arg_match_len;
- char *arg_match;
- int i, r;
- for (i = 0; i < PySequence_Size(args); i++) {
-#if PY_MAJOR_VERSION >=3
- PyObject *arg;
- arg = PySequence_Fast_GET_ITEM(args, i);
- if (PyUnicode_Check(arg)) {
-#if PY_MINOR_VERSION >=3
- arg_match = PyUnicode_AsUTF8AndSize(arg, &arg_match_len);
-#else
- PyObject *temp;
- temp = PyUnicode_AsUTF8String(arg);
- PyBytes_AsStringAndSize(temp, &arg_match, &arg_match_len);
- Py_DECREF(temp);
-#endif
- }else if (PyBytes_Check(arg)) {
- PyBytes_AsStringAndSize(arg, &arg_match, &arg_match_len);
- }else{
- PyErr_SetString(PyExc_TypeError, "expected bytes or string");
- }
-#else
- PyString_AsStringAndSize(PySequence_Fast_GET_ITEM(args, i), &arg_match, &arg_match_len);
-#endif
- if (PyErr_Occurred())
- return NULL;
- r = sd_journal_add_match(self->j, arg_match, arg_match_len);
- if (r == -EINVAL) {
- PyErr_SetString(PyExc_ValueError, "Invalid match");
- return NULL;
- }else if (r == -ENOMEM) {
- PyErr_SetString(PyExc_MemoryError, "Not enough memory");
- return NULL;
- }else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error adding match");
- return NULL;
- }
- }
-
- if (! keywds)
- Py_RETURN_NONE;
-
- PyObject *key, *value;
- Py_ssize_t pos=0, match_key_len, match_value_len;
+ char *match;
int match_len;
- char *match_key, *match_value;
- void *match;
- while (PyDict_Next(keywds, &pos, &key, &value)) {
-#if PY_MAJOR_VERSION >=3
- if (PyUnicode_Check(key)) {
-#if PY_MINOR_VERSION >=3
- match_key = PyUnicode_AsUTF8AndSize(key, &match_key_len);
-#else
- PyObject *temp2;
- temp2 = PyUnicode_AsUTF8String(key);
- PyBytes_AsStringAndSize(temp2, &match_key, &match_key_len);
- Py_DECREF(temp2);
-#endif
- }else if (PyBytes_Check(key)) {
- PyBytes_AsStringAndSize(key, &match_key, &match_key_len);
- }else{
- PyErr_SetString(PyExc_TypeError, "expected bytes or string");
- }
- if (PyUnicode_Check(value)) {
-#if PY_MINOR_VERSION >=3
- match_value = PyUnicode_AsUTF8AndSize(value, &match_value_len);
-#else
- PyObject *temp3;
- temp3 = PyUnicode_AsUTF8String(value);
- PyBytes_AsStringAndSize(temp3, &match_value, &match_value_len);
- Py_DECREF(temp3);
-#endif
- }else if (PyBytes_Check(value)) {
- PyBytes_AsStringAndSize(value, &match_value, &match_value_len);
- }else{
- PyErr_SetString(PyExc_TypeError, "expected bytes or string");
- }
-#else
- PyString_AsStringAndSize(key, &match_key, &match_key_len);
- PyString_AsStringAndSize(value, &match_value, &match_value_len);
-#endif
- if (PyErr_Occurred())
- return NULL;
-
- match_len = match_key_len + 1 + match_value_len;
- match = malloc(match_len);
- memcpy(match, match_key, match_key_len);
- memcpy(match + match_key_len, "=", 1);
- memcpy(match + match_key_len + 1, match_value, match_value_len);
+ if (! PyArg_ParseTuple(args, "s#", &match, &match_len))
+ return NULL;
- r = sd_journal_add_match(self->j, match, match_len);
- free(match);
- if (r == -EINVAL) {
- PyErr_SetString(PyExc_ValueError, "Invalid match");
- return NULL;
- }else if (r == -ENOMEM) {
- PyErr_SetString(PyExc_MemoryError, "Not enough memory");
- return NULL;
- }else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error adding match");
+ int r;
+ r = sd_journal_add_match(self->j, match, match_len);
+ set_error(r, NULL, "Invalid match");
+ if (r < 0)
return NULL;
- }
- }
Py_RETURN_NONE;
}
{
int r;
r = sd_journal_add_disjunction(self->j);
- if (r == -ENOMEM) {
- PyErr_SetString(PyExc_MemoryError, "Not enough memory");
- return NULL;
- }else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error adding disjunction");
+ set_error(r, NULL, NULL);
+ if (r < 0)
return NULL;
- }
Py_RETURN_NONE;
}
&offset, &whence))
return NULL;
- PyObject *arg;
+ PyObject *result=NULL;
if (whence == SEEK_SET){
int r;
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_head(self->j);
Py_END_ALLOW_THREADS
- if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error seeking to head");
+ if (set_error(r, NULL, NULL))
return NULL;
- }
+
if (offset > 0LL) {
- arg = Py_BuildValue("(L)", offset);
- Py_DECREF(Journal_get_next(self, arg));
- Py_DECREF(arg);
+ result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
}
}else if (whence == SEEK_CUR){
- arg = Py_BuildValue("(L)", offset);
- Py_DECREF(Journal_get_next(self, arg));
- Py_DECREF(arg);
+ result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
}else if (whence == SEEK_END){
int r;
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_tail(self->j);
Py_END_ALLOW_THREADS
- if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error seeking to tail");
+ if (set_error(r, NULL, NULL))
return NULL;
- }
- arg = Py_BuildValue("(L)", -1LL);
- Py_DECREF(Journal_get_next(self, arg));
- Py_DECREF(arg);
+
if (offset < 0LL) {
- arg = Py_BuildValue("(L)", offset);
- Py_DECREF(Journal_get_next(self, arg));
- Py_DECREF(arg);
+ result = PyObject_CallMethod((PyObject *)self, "get_next", "L", offset);
+ }else{
+ result = PyObject_CallMethod((PyObject *)self, "get_next", "L", -1LL);
}
}else{
PyErr_SetString(PyExc_ValueError, "Invalid value for whence");
- return NULL;
}
+
+ Py_XDECREF(result);
+ if (PyErr_Occurred())
+ return NULL;
Py_RETURN_NONE;
}
PyDoc_STRVAR(Journal_seek_realtime__doc__,
"seek_realtime(realtime) -> None\n\n"
"Seek to nearest matching journal entry to `realtime`. Argument\n"
-"`realtime` can be an integer unix timestamp in usecs or a "
-"datetime instance.");
+"`realtime` can must be an integer unix timestamp.");
static PyObject *
Journal_seek_realtime(Journal *self, PyObject *args)
{
- PyObject *arg;
- if (! PyArg_ParseTuple(args, "O", &arg))
+ double timedouble;
+ if (! PyArg_ParseTuple(args, "d", &timedouble))
return NULL;
- uint64_t timestamp=-1LL;
- if (PyDateTime_Check(arg)) {
- PyObject *temp;
- char *timestamp_str;
- temp = PyObject_CallMethod(arg, "strftime", "s", "%s%f");
-#if PY_MAJOR_VERSION >=3
- PyObject *temp2;
- temp2 = PyUnicode_AsUTF8String(temp);
- timestamp_str = PyBytes_AsString(temp2);
- Py_DECREF(temp2);
-#else
- timestamp_str = PyString_AsString(temp);
-#endif
- Py_DECREF(temp);
- timestamp = strtoull(timestamp_str, NULL, 10);
- }else if (PyLong_Check(arg)) {
- timestamp = PyLong_AsUnsignedLongLong(arg);
-#if PY_MAJOR_VERSION <3
- }else if (PyInt_Check(arg)) {
- timestamp = PyInt_AsUnsignedLongLongMask(arg);
-#endif
- }
+ uint64_t timestamp;
+ timestamp = (uint64_t) (timedouble * 1.0E6);
+
if ((int64_t) timestamp < 0LL) {
- PyErr_SetString(PyExc_ValueError, "Time must be positive integer or datetime instance");
+ PyErr_SetString(PyExc_ValueError, "Time must be positive integer");
return NULL;
}
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_realtime_usec(self->j, timestamp);
Py_END_ALLOW_THREADS
- if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error seek to time");
+ if (set_error(r, NULL, NULL))
return NULL;
- }
Py_RETURN_NONE;
}
PyDoc_STRVAR(Journal_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 secs, or a\n"
-"timedelta instance.\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)
{
- PyObject *arg;
+ double timedouble;
char *bootid=NULL;
- if (! PyArg_ParseTuple(args, "O|s", &arg, &bootid))
+ if (! PyArg_ParseTuple(args, "d|z", &timedouble, &bootid))
return NULL;
- uint64_t timestamp=-1LL;
- if PyDelta_Check(arg) {
- PyObject *temp;
- temp = PyObject_CallMethod(arg, "total_seconds", NULL);
- timestamp = (uint64_t) (PyFloat_AsDouble(temp) * 1E6);
- Py_DECREF(temp);
- }else if (PyFloat_Check(arg)) {
- timestamp = (uint64_t) (PyFloat_AsDouble(arg) * 1E6);
- }else if (PyLong_Check(arg)) {
- timestamp = PyLong_AsUnsignedLongLong(arg) * (uint64_t) 1E6;
-#if PY_MAJOR_VERSION <3
- }else if (PyInt_Check(arg)) {
- timestamp = PyInt_AsUnsignedLongLongMask(arg) * (uint64_t) 1E6;
-#endif
-
- }
+ uint64_t timestamp;
+ timestamp = (uint64_t) (timedouble * 1.0E6);
if ((int64_t) timestamp < 0LL) {
- PyErr_SetString(PyExc_ValueError, "Time must be positive number or timedelta instance");
+ PyErr_SetString(PyExc_ValueError, "Time must be positive number");
return NULL;
}
int r;
if (bootid) {
r = sd_id128_from_string(bootid, &sd_id);
- if (r == -EINVAL) {
- PyErr_SetString(PyExc_ValueError, "Invalid bootid");
+ if (set_error(r, NULL, "Invalid bootid"))
return NULL;
- } else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error processing bootid");
- return NULL;
- }
- }else{
+ } else {
+ Py_BEGIN_ALLOW_THREADS
r = sd_id128_get_boot(&sd_id);
- if (r == -EIO) {
- PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
- return NULL;
- } else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
+ Py_END_ALLOW_THREADS
+ if (set_error(r, NULL, NULL))
return NULL;
- }
}
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_monotonic_usec(self->j, sd_id, timestamp);
Py_END_ALLOW_THREADS
- if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error seek to time");
+ if (set_error(r, NULL, NULL))
return NULL;
- }
Py_RETURN_NONE;
}
-
+
PyDoc_STRVAR(Journal_wait__doc__,
"wait([timeout]) -> Change state (integer)\n\n"
"Waits until there is a change in the journal. Argument `timeout`\n"
return NULL;
int r;
- if ( timeout == 0LL) {
- Py_BEGIN_ALLOW_THREADS
- r = sd_journal_wait(self->j, (uint64_t) -1);
- Py_END_ALLOW_THREADS
- }else{
- Py_BEGIN_ALLOW_THREADS
- r = sd_journal_wait(self->j, timeout * 1E6);
- Py_END_ALLOW_THREADS
- }
+ Py_BEGIN_ALLOW_THREADS
+ r = sd_journal_wait(self->j, timeout ==0 ? (uint64_t) -1 : timeout * 1E6);
+ Py_END_ALLOW_THREADS
+ if (set_error(r, NULL, NULL))
+ return NULL;
+
#if PY_MAJOR_VERSION >=3
return PyLong_FromLong(r);
#else
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_cursor(self->j, cursor);
Py_END_ALLOW_THREADS
- if (r == -EINVAL) {
- PyErr_SetString(PyExc_ValueError, "Invalid cursor");
+ if (set_error(r, NULL, "Invalid cursor"))
return NULL;
- }else if (r == -ENOMEM) {
- PyErr_SetString(PyExc_MemoryError, "Not enough memory");
- return NULL;
- }else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error seeking to cursor");
- return NULL;
- }
Py_RETURN_NONE;
}
static PyObject *
Journal_iternext(PyObject *self)
{
- Journal *iter = (Journal *)self;
- PyObject *dict, *arg;
+ PyObject *dict;
Py_ssize_t dict_size;
- arg = Py_BuildValue("()");
- dict = Journal_get_next(iter, arg);
- Py_DECREF(arg);
+ dict = PyObject_CallMethod(self, "get_next", "");
+ if (PyErr_Occurred())
+ return NULL;
dict_size = PyDict_Size(dict);
if ((int64_t) dict_size > 0LL) {
return dict;
}
}
-#ifdef SD_JOURNAL_FOREACH_UNIQUE
PyDoc_STRVAR(Journal_query_unique__doc__,
"query_unique(field) -> a set of values\n\n"
"Returns a set of unique values in journal for given `field`.\n"
Py_BEGIN_ALLOW_THREADS
r = sd_journal_query_unique(self->j, query);
Py_END_ALLOW_THREADS
- if (r == -EINVAL) {
- PyErr_SetString(PyExc_ValueError, "Invalid field name");
+ if (set_error(r, NULL, "Invalid field name"))
return NULL;
- } else if (r == -ENOMEM) {
- PyErr_SetString(PyExc_MemoryError, "Not enough memory");
- return NULL;
- } else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error querying journal");
- return NULL;
- }
const void *uniq;
size_t uniq_len;
SD_JOURNAL_FOREACH_UNIQUE(self->j, uniq, uniq_len) {
delim_ptr = memchr(uniq, '=', uniq_len);
- value = Journal___process_field(self, key, delim_ptr + 1, (const char*) uniq + uniq_len - (delim_ptr + 1));
+ value = PyBytes_FromStringAndSize(delim_ptr + 1, (const char*) uniq + uniq_len - (delim_ptr + 1));
PySet_Add(value_set, value);
Py_DECREF(value);
}
Py_DECREF(key);
return value_set;
}
-#endif //def SD_JOURNAL_FOREACH_UNIQUE
-
-PyDoc_STRVAR(Journal_log_level__doc__,
-"log_level(level) -> None\n\n"
-"Sets maximum log level by setting matches for PRIORITY.");
-static PyObject *
-Journal_log_level(Journal *self, PyObject *args)
-{
- int level;
- if (! PyArg_ParseTuple(args, "i", &level))
- return NULL;
-
- if (level < 0 || level > 7) {
- PyErr_SetString(PyExc_ValueError, "Log level should be 0 <= level <= 7");
- return NULL;
- }
- int i;
- char level_str[2];
- PyObject *arg, *keywds;
- for(i = 0; i <= level; i++) {
- sprintf(level_str, "%i", i);
- arg = PyTuple_New(0);
- keywds = Py_BuildValue("{s:s}", "PRIORITY", level_str);
- Journal_add_match(self, arg, keywds);
- Py_DECREF(arg);
- Py_DECREF(keywds);
- if (PyErr_Occurred())
- return NULL;
- }
- Py_RETURN_NONE;
-}
-
-PyDoc_STRVAR(Journal_this_boot__doc__,
-"this_boot() -> None\n\n"
-"Sets match filter for the current _BOOT_ID.");
-static PyObject *
-Journal_this_boot(Journal *self, PyObject *args)
-{
- sd_id128_t sd_id;
- int r;
- r = sd_id128_get_boot(&sd_id);
- if (r == -EIO) {
- PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
- return NULL;
- } else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
- return NULL;
- }
-
- char bootid[33];
- sd_id128_to_string(sd_id, bootid);
-
- PyObject *arg, *keywds;
- arg = PyTuple_New(0);
- keywds = Py_BuildValue("{s:s}", "_BOOT_ID", bootid);
- Journal_add_match(self, arg, keywds);
- Py_DECREF(arg);
- Py_DECREF(keywds);
- if (PyErr_Occurred())
- return NULL;
-
- Py_RETURN_NONE;
-}
-
-PyDoc_STRVAR(Journal_this_machine__doc__,
-"this_machine() -> None\n\n"
-"Sets match filter for the current _MACHINE_ID.");
-static PyObject *
-Journal_this_machine(Journal *self, PyObject *args)
-{
- sd_id128_t sd_id;
- int r;
- r = sd_id128_get_machine(&sd_id);
- if (r == -EIO) {
- PyErr_SetString(PyExc_IOError, "Error getting current boot ID");
- return NULL;
- } else if (r < 0) {
- PyErr_SetString(PyExc_RuntimeError, "Error getting current boot ID");
- return NULL;
- }
-
- char machineid[33];
- sd_id128_to_string(sd_id, machineid);
-
- PyObject *arg, *keywds;
- arg = PyTuple_New(0);
- keywds = Py_BuildValue("{s:s}", "_MACHINE_ID", machineid);
- Journal_add_match(self, arg, keywds);
- Py_DECREF(arg);
- Py_DECREF(keywds);
- if (PyErr_Occurred())
- return NULL;
-
- Py_RETURN_NONE;
-}
-
-static PyObject *
-Journal_get_default_call(Journal *self, void *closure)
-{
- Py_INCREF(self->default_call);
- return self->default_call;
-}
-
-static int
-Journal_set_default_call(Journal *self, PyObject *value, void *closure)
-{
- if (value == NULL) {
- PyErr_SetString(PyExc_TypeError, "Cannot delete default_call");
- return -1;
- }
- if (! PyCallable_Check(value)) {
- PyErr_SetString(PyExc_TypeError, "default_call must be callable");
- return -1;
- }
- Py_DECREF(self->default_call);
- Py_INCREF(value);
- self->default_call = value;
-
- return 0;
-}
-
-static PyObject *
-Journal_get_call_dict(Journal *self, void *closure)
-{
- Py_INCREF(self->call_dict);
- return self->call_dict;
-}
-
-static int
-Journal_set_call_dict(Journal *self, PyObject *value, void *closure)
-{
- if (value == NULL) {
- PyErr_SetString(PyExc_TypeError, "Cannot delete call_dict");
- return -1;
- }
- if (! PyDict_Check(value)) {
- PyErr_SetString(PyExc_TypeError, "call_dict must be dict type");
- return -1;
- }
- Py_DECREF(self->call_dict);
- Py_INCREF(value);
- self->call_dict = value;
-
- return 0;
-}
static PyObject *
Journal_get_data_threshold(Journal *self, void *closure)
int r;
r = sd_journal_get_data_threshold(self->j, &cvalue);
- if (r < 0){
- PyErr_SetString(PyExc_RuntimeError, "Error getting data threshold");
+ if (set_error(r, NULL, NULL))
return NULL;
- }
#if PY_MAJOR_VERSION >=3
value = PyLong_FromSize_t(cvalue);
#else
r = sd_journal_set_data_threshold(self->j, (size_t) PyInt_AsLong(value));
#endif
- if (r < 0){
- PyErr_SetString(PyExc_RuntimeError, "Error setting data threshold");
- return -1;
- }
- return 0;
+ return set_error(r, NULL, NULL);
}
static PyGetSetDef Journal_getseters[] = {
(setter)Journal_set_data_threshold,
"data threshold",
NULL},
- {"call_dict",
- (getter)Journal_get_call_dict,
- (setter)Journal_set_call_dict,
- "dictionary of calls for each field",
- NULL},
- {"default_call",
- (getter)Journal_get_default_call,
- (setter)Journal_set_default_call,
- "default call for values for fields",
- NULL},
{NULL}
};
Journal_wait__doc__},
{"seek_cursor", (PyCFunction)Journal_seek_cursor, METH_VARARGS,
Journal_seek_cursor__doc__},
-#ifdef SD_JOURNAL_FOREACH_UNIQUE
{"query_unique", (PyCFunction)Journal_query_unique, METH_VARARGS,
Journal_query_unique__doc__},
-#endif
- {"log_level", (PyCFunction)Journal_log_level, METH_VARARGS,
- Journal_log_level__doc__},
- {"this_boot", (PyCFunction)Journal_this_boot, METH_NOARGS,
- Journal_this_boot__doc__},
- {"this_machine", (PyCFunction)Journal_this_machine, METH_NOARGS,
- Journal_this_machine__doc__},
{NULL} /* Sentinel */
};
static PyTypeObject JournalType = {
PyVarObject_HEAD_INIT(NULL, 0)
- "_reader.Journal", /*tp_name*/
+ "_reader._Journal", /*tp_name*/
sizeof(Journal), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)Journal_dealloc, /*tp_dealloc*/
0, /* tp_dictoffset */
(initproc)Journal_init, /* tp_init */
0, /* tp_alloc */
- Journal_new, /* tp_new */
+ PyType_GenericNew, /* tp_new */
};
#if PY_MAJOR_VERSION >= 3