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root/i-scream/projects/pystatgrab/_statgrab.pyx

Comparing projects/pystatgrab/_statgrab.pyx (file contents):
Revision 1.2 by tdb, Fri Feb 6 15:12:14 2004 UTC vs.
Revision 1.12 by tdb, Sun May 30 15:21:19 2004 UTC

#	Line 1 | Line 1
1	<	# TODO: deal with failures better (return nothing, or raise error?)
1	>	#
2	>	# i-scream pystatgrab
3	>	# http://www.i-scream.org
4	>	# Copyright (C) 2000-2004 i-scream
5	>	#
6	>	# This program is free software; you can redistribute it and/or
7	>	# modify it under the terms of the GNU General Public License
8	>	# as published by the Free Software Foundation; either version 2
9	>	# of the License, or (at your option) any later version.
10	>	#
11	>	# This program is distributed in the hope that it will be useful,
12	>	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	>	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	>	# GNU General Public License for more details.
15	>	#
16	>	# You should have received a copy of the GNU General Public License
17	>	# along with this program; if not, write to the Free Software
18	>	# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19	>	#
20	>	# $Id$
21	>	#
22
23		ctypedef long time_t
24
25		cdef extern from "statgrab.h":
26	<	ctypedef struct cpu_states_t:
26	>	ctypedef struct sg_cpu_stats:
27		long long user
28		long long kernel
29		long long idle
#	Line 13 | Line 33 | cdef extern from "statgrab.h":
33		long long total
34		time_t systime
35
36	<	ctypedef struct cpu_percent_t:
36	>	ctypedef struct sg_cpu_percents:
37		float user
38		float kernel
39		float idle
#	Line 22 | Line 42 | cdef extern from "statgrab.h":
42		float nice
43		time_t time_taken
44
45	<	ctypedef struct mem_stat_t:
45	>	ctypedef struct sg_mem_stats:
46		long long total
47		long long free
48		long long used
49		long long cache
50
51	<	ctypedef struct load_stat_t:
51	>	ctypedef struct sg_load_stats:
52		double min1
53		double min5
54		double min15
55
56	<	ctypedef struct user_stat_t:
56	>	ctypedef struct sg_user_stats:
57		char *name_list
58		int num_entries
59
60	<	ctypedef struct swap_stat_t:
60	>	ctypedef struct sg_swap_stats:
61		long long total
62		long long used
63		long long free
64
65	<	ctypedef struct general_stat_t:
65	>	ctypedef struct sg_host_info:
66		char *os_name
67		char *os_release
68		char *os_version
#	Line 50 | Line 70 | cdef extern from "statgrab.h":
70		char *hostname
71		time_t uptime
72
73	<	ctypedef struct disk_stat_t:
73	>	ctypedef struct sg_fs_stats:
74		char *device_name
75		char *fs_type
76		char *mnt_point
#	Line 61 | Line 81 | cdef extern from "statgrab.h":
81		long long used_inodes
82		long long free_inodes
83
84	<	ctypedef struct diskio_stat_t:
84	>	ctypedef struct sg_disk_io_stats:
85		char *disk_name
86		long long read_bytes
87		long long write_bytes
88		time_t systime
89
90	<	ctypedef struct process_stat_t:
90	>	ctypedef struct sg_process_count:
91		int total
92		int running
93		int sleeping
94		int stopped
95		int zombie
96
97	<	ctypedef struct network_stat_t:
97	>	ctypedef struct sg_network_io_stats:
98		char *interface_name
99		long long tx
100		long long rx
101	+	long long ipackets
102	+	long long opackets
103	+	long long ierrors
104	+	long long oerrors
105	+	long long collisions
106		time_t systime
107
108	<	ctypedef struct page_stat_t:
108	>	ctypedef enum sg_iface_duplex:
109	>	SG_IFACE_DUPLEX_FULL
110	>	SG_IFACE_DUPLEX_HALF
111	>	SG_IFACE_DUPLEX_UNKNOWN
112	>
113	>	ctypedef struct sg_network_iface_stats:
114	>	char *interface_name
115	>	int speed
116	>	sg_iface_duplex dup
117	>	int up
118	>
119	>	ctypedef struct sg_page_stats:
120		long long pages_pagein
121		long long pages_pageout
122		time_t systime
123
124	<	cdef extern cpu_states_t *get_cpu_totals()
125	<	cdef extern cpu_states_t *get_cpu_diff()
126	<	cdef extern cpu_percent_t *cpu_percent_usage()
127	<	cdef extern mem_stat_t *get_memory_stats()
128	<	cdef extern load_stat_t *get_load_stats()
129	<	cdef extern user_stat_t *get_user_stats()
130	<	cdef extern swap_stat_t *get_swap_stats()
131	<	cdef extern general_stat_t *get_general_stats()
132	<	cdef extern disk_stat_t *get_disk_stats(int *entries)
133	<	cdef extern diskio_stat_t *get_diskio_stats(int *entries)
134	<	cdef extern diskio_stat_t *get_diskio_stats_diff(int *entries)
135	<	cdef extern process_stat_t *get_process_stats()
136	<	cdef extern network_stat_t *get_network_stats(int *entries)
137	<	cdef extern network_stat_t *get_network_stats_diff(int *entries)
138	<	cdef extern page_stat_t *get_page_stats()
139	<	cdef extern page_stat_t *get_page_stats_diff()
140	<	cdef extern int statgrab_init()
141	<	cdef extern int statgrab_drop_privileges()
124	>	cdef extern sg_cpu_stats *sg_get_cpu_stats()
125	>	cdef extern sg_cpu_stats *sg_get_cpu_stats_diff()
126	>	cdef extern sg_cpu_percents *sg_get_cpu_percents()
127	>	cdef extern sg_mem_stats *sg_get_mem_stats()
128	>	cdef extern sg_load_stats *sg_get_load_stats()
129	>	cdef extern sg_user_stats *sg_get_user_stats()
130	>	cdef extern sg_swap_stats *sg_get_swap_stats()
131	>	cdef extern sg_host_info *sg_get_host_info()
132	>	cdef extern sg_fs_stats *sg_get_fs_stats(int *entries)
133	>	cdef extern sg_disk_io_stats *sg_get_disk_io_stats(int *entries)
134	>	cdef extern sg_disk_io_stats *sg_get_disk_io_stats_diff(int *entries)
135	>	cdef extern sg_process_count *sg_get_process_count()
136	>	cdef extern sg_network_io_stats *sg_get_network_io_stats(int *entries)
137	>	cdef extern sg_network_io_stats *sg_get_network_io_stats_diff(int *entries)
138	>	cdef extern sg_network_iface_stats *sg_get_network_iface_stats(int *entries)
139	>	cdef extern sg_page_stats *sg_get_page_stats()
140	>	cdef extern sg_page_stats *sg_get_page_stats_diff()
141	>	cdef extern int sg_init()
142	>	cdef extern int sg_drop_privileges()
143
144
145	+	py_SG_IFACE_DUPLEX_FULL = SG_IFACE_DUPLEX_FULL
146	+	py_SG_IFACE_DUPLEX_HALF = SG_IFACE_DUPLEX_HALF
147	+	py_SG_IFACE_DUPLEX_UNKNOWN = SG_IFACE_DUPLEX_UNKNOWN
148	+
149	+
150		class Result:
151		def __init__(self, attrs):
152		self.attrs = attrs
#	Line 115 | Line 157 | class Result:
157		def __repr__(self):
158		return str(self.attrs)
159
160	+	class StatgrabException(Exception):
161	+	def __init__(self, value):
162	+	self.value = value
163	+	def __str__(self):
164	+	return repr(self.value)
165
166	<	def py_get_cpu_totals():
167	<	cdef cpu_states_t *s
168	<	s = get_cpu_totals()
166	>
167	>	def py_sg_get_cpu_stats():
168	>	cdef sg_cpu_stats *s
169	>	s = sg_get_cpu_stats()
170	>	if s == NULL:
171	>	raise StatgrabException, 'sg_get_cpu_stats() returned NULL'
172		return Result(
173		{'user': s.user,
174		'kernel': s.kernel,
#	Line 131 | Line 181 | def py_get_cpu_totals():
181		}
182		)
183
184	<	def py_get_cpu_diff():
185	<	cdef cpu_states_t *s
186	<	s = get_cpu_diff()
184	>	def py_sg_get_cpu_stats_diff():
185	>	cdef sg_cpu_stats *s
186	>	s = sg_get_cpu_stats_diff()
187	>	if s == NULL:
188	>	raise StatgrabException, 'sg_get_cpu_stats_diff() returned NULL'
189		return Result(
190		{'user': s.user,
191		'kernel': s.kernel,
#	Line 146 | Line 198 | def py_get_cpu_diff():
198		}
199		)
200
201	<	def py_cpu_percent_usage():
202	<	cdef cpu_percent_t *s
203	<	s = cpu_percent_usage()
201	>	def py_sg_get_cpu_percents():
202	>	cdef sg_cpu_percents *s
203	>	s = sg_get_cpu_percents()
204	>	if s == NULL:
205	>	raise StatgrabException, 'sg_get_cpu_percents() returned NULL'
206		return Result(
207		{'user': s.user,
208		'kernel': s.kernel,
#	Line 160 | Line 214 | def py_cpu_percent_usage():
214		}
215		)
216
217	<	def py_get_memory_stats():
218	<	cdef mem_stat_t *s
219	<	s = get_memory_stats()
217	>	def py_sg_get_mem_stats():
218	>	cdef sg_mem_stats *s
219	>	s = sg_get_mem_stats()
220	>	if s == NULL:
221	>	raise StatgrabException, 'sg_get_mem_stats() returned NULL'
222		return Result(
223		{'total': s.total,
224		'used': s.used,
#	Line 171 | Line 227 | def py_get_memory_stats():
227		}
228		)
229
230	<	def py_get_load_stats():
231	<	cdef load_stat_t *s
232	<	s = get_load_stats()
230	>	def py_sg_get_load_stats():
231	>	cdef sg_load_stats *s
232	>	s = sg_get_load_stats()
233	>	if s == NULL:
234	>	raise StatgrabException, 'sg_get_load_stats() returned NULL'
235		return Result(
236		{'min1': s.min1,
237		'min5': s.min5,
#	Line 181 | Line 239 | def py_get_load_stats():
239		}
240		)
241
242	<	def py_get_user_stats():
243	<	cdef user_stat_t *s
244	<	s = get_user_stats()
242	>	def py_sg_get_user_stats():
243	>	cdef sg_user_stats *s
244	>	s = sg_get_user_stats()
245	>	if s == NULL:
246	>	raise StatgrabException, 'sg_get_user_stats() returned NULL'
247		return Result(
248		{'name_list': s.name_list,
249		'num_entries': s.num_entries,
250		}
251		)
252
253	<	def py_get_swap_stats():
254	<	cdef swap_stat_t *s
255	<	s = get_swap_stats()
253	>	def py_sg_get_swap_stats():
254	>	cdef sg_swap_stats *s
255	>	s = sg_get_swap_stats()
256	>	if s == NULL:
257	>	raise StatgrabException, 'sg_get_swap_stats() returned NULL'
258		return Result(
259		{'total': s.total,
260		'used': s.used,
#	Line 200 | Line 262 | def py_get_swap_stats():
262		}
263		)
264
265	<	def py_get_general_stats():
266	<	cdef general_stat_t *s
267	<	s = get_general_stats()
265	>	def py_sg_get_host_info():
266	>	cdef sg_host_info *s
267	>	s = sg_get_host_info()
268	>	if s == NULL:
269	>	raise StatgrabException, 'sg_get_host_info() returned NULL'
270		return Result(
271		{'os_name': s.os_name,
272		'os_release': s.os_release,
#	Line 213 | Line 277 | def py_get_general_stats():
277		}
278		)
279
280	<	def py_get_disk_stats():
281	<	cdef disk_stat_t *s
280	>	def py_sg_get_fs_stats():
281	>	cdef sg_fs_stats *s
282		cdef int entries
283	<	s = get_disk_stats(&entries)
284	<	list = [entries]
283	>	s = sg_get_fs_stats(&entries)
284	>	if s == NULL:
285	>	raise StatgrabException, 'sg_get_fs_stats() returned NULL'
286	>	list = []
287		for i from 0 <= i < entries:
288		list.append(Result(
289		{'device_name': s.device_name,
#	Line 234 | Line 300 | def py_get_disk_stats():
300		s = s + 1
301		return list
302
303	<	def py_get_diskio_stats():
304	<	cdef diskio_stat_t *s
303	>	def py_sg_get_disk_io_stats():
304	>	cdef sg_disk_io_stats *s
305		cdef int entries
306	<	s = get_diskio_stats(&entries)
307	<	list = [entries]
306	>	s = sg_get_disk_io_stats(&entries)
307	>	if s == NULL:
308	>	raise StatgrabException, 'sg_get_disk_io_stats() returned NULL'
309	>	list = []
310		for i from 0 <= i < entries:
311		list.append(Result(
312		{'disk_name': s.disk_name,
#	Line 250 | Line 318 | def py_get_diskio_stats():
318		s = s + 1
319		return list
320
321	<	def py_get_diskio_stats_diff():
322	<	cdef diskio_stat_t *s
321	>	def py_sg_get_disk_io_stats_diff():
322	>	cdef sg_disk_io_stats *s
323		cdef int entries
324	<	s = get_diskio_stats_diff(&entries)
325	<	list = [entries]
324	>	s = sg_get_disk_io_stats_diff(&entries)
325	>	if s == NULL:
326	>	raise StatgrabException, 'sg_get_disk_io_stats_diff() returned NULL'
327	>	list = []
328		for i from 0 <= i < entries:
329		list.append(Result(
330		{'disk_name': s.disk_name,
#	Line 266 | Line 336 | def py_get_diskio_stats_diff():
336		s = s + 1
337		return list
338
339	<	def py_get_process_stats():
340	<	cdef process_stat_t *s
341	<	s = get_process_stats()
339	>	def py_sg_get_process_count():
340	>	cdef sg_process_count *s
341	>	s = sg_get_process_count()
342	>	if s == NULL:
343	>	raise StatgrabException, 'sg_get_process_count() returned NULL'
344		return Result(
345		{'total': s.total,
346		'running': s.running,
#	Line 278 | Line 350 | def py_get_process_stats():
350		}
351		)
352
353	<	def py_get_network_stats():
354	<	cdef network_stat_t *s
353	>	def py_sg_get_network_io_stats():
354	>	cdef sg_network_io_stats *s
355		cdef int entries
356	<	s = get_network_stats(&entries)
357	<	list = [entries]
356	>	s = sg_get_network_io_stats(&entries)
357	>	if s == NULL:
358	>	raise StatgrabException, 'sg_get_network_io_stats() returned NULL'
359	>	list = []
360		for i from 0 <= i < entries:
361		list.append(Result(
362		{'interface_name': s.interface_name,
363		'tx': s.tx,
364		'rx': s.rx,
365	+	'ipackets': s.ipackets,
366	+	'opackets': s.opackets,
367	+	'ierrors': s.ierrors,
368	+	'oerrors': s.oerrors,
369	+	'collisions': s.collisions,
370		'systime': s.systime,
371		}
372		))
373		s = s + 1
374		return list
375
376	<	def py_get_network_stats_diff():
377	<	cdef network_stat_t *s
376	>	def py_sg_get_network_io_stats_diff():
377	>	cdef sg_network_io_stats *s
378		cdef int entries
379	<	s = get_network_stats_diff(&entries)
380	<	list = [entries]
379	>	s = sg_get_network_io_stats_diff(&entries)
380	>	if s == NULL:
381	>	raise StatgrabException, 'sg_get_network_io_stats_diff() returned NULL'
382	>	list = []
383		for i from 0 <= i < entries:
384		list.append(Result(
385		{'interface_name': s.interface_name,
386		'tx': s.tx,
387		'rx': s.rx,
388	+	'ipackets': s.ipackets,
389	+	'opackets': s.opackets,
390	+	'ierrors': s.ierrors,
391	+	'oerrors': s.oerrors,
392	+	'collisions': s.collisions,
393		'systime': s.systime,
394		}
395		))
396		s = s + 1
397		return list
398
399	<	def py_get_page_stats():
400	<	cdef page_stat_t *s
401	<	s = get_page_stats()
399	>	def py_sg_get_network_iface_stats():
400	>	cdef sg_network_iface_stats *s
401	>	cdef int entries
402	>	s = sg_get_network_iface_stats(&entries)
403	>	if s == NULL:
404	>	raise StatgrabException, 'sg_get_network_iface_stats() returned NULL'
405	>	list = []
406	>	for i from 0 <= i < entries:
407	>	list.append(Result(
408	>	{'interface_name': s.interface_name,
409	>	'speed': s.speed,
410	>	'dup': s.dup,
411	>	'up' : s.up,
412	>	}
413	>	))
414	>	s = s + 1
415	>	return list
416	>
417	>	def py_sg_get_page_stats():
418	>	cdef sg_page_stats *s
419	>	s = sg_get_page_stats()
420	>	if s == NULL:
421	>	raise StatgrabException, 'sg_get_page_stats() returned NULL'
422		return Result(
423		{'pages_pagein': s.pages_pagein,
424		'pages_pageout': s.pages_pageout,
425		}
426		)
427
428	<	def py_get_page_stats_diff():
429	<	cdef page_stat_t *s
430	<	s = get_page_stats_diff()
428	>	def py_sg_get_page_stats_diff():
429	>	cdef sg_page_stats *s
430	>	s = sg_get_page_stats_diff()
431	>	if s == NULL:
432	>	raise StatgrabException, 'sg_get_page_stats_diff() returned NULL'
433		return Result(
434		{'pages_pagein': s.pages_pagein,
435		'pages_pageout': s.pages_pageout,
436		}
437		)
438
439	<	def py_statgrab_init():
440	<	return statgrab_init()
439	>	def py_sg_init():
440	>	if sg_init() == 0:
441	>	return True
442	>	else:
443	>	return False
444
445	<	def py_statgrab_drop_privileges():
446	<	return statgrab_drop_privileges()
445	>	def py_sg_drop_privileges():
446	>	if sg_drop_privileges() == 0:
447	>	return True
448	>	else:
449	>	return False

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