1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
|
#!/usr/bin/python
# vim: set fileencoding=utf-8 :
#
# Munin plugin to monitor currency exchange rates using the
# yahoo finance api
#
# Copyright 2015 Guido Günther <agx@sigxcpu.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# depends: python-requests
#
#%# capabilities=autoconf
#%# family=contrib
import requests
import os
import re
import sys
from xml.etree import ElementTree
url_pattern = 'https://query.yahooapis.com/v1/public/yql?q=select%%20*%%20from%%20yahoo.finance.xchange%%20where%%20pair%%20in%%20%%28%%22%s%%22%%29&env=store://datatables.org/alltableswithkeys'
def print_config(url):
out = fetch_raw(url)
xml = ElementTree.XML(out)
namexml = xml.find('./results/rate/Name')
f, t = namexml.text.split('/')
print """graph_title Currency exchange rate %s to %s
graph_vlabel %s
graph_category Finance
graph_info This graph shows the currency exchange rate between %s and %s""" % (f,t,t,f,t)
print "%s%s_rate.label %s/%s (rate)" % (f, t, f, t)
print "%s%s_rate.type GAUGE" % (f, t)
print "%s%s_rate.draw LINE1" % (f, t)
print "%s%s_ask.label %s/%s (ask)" % (f, t, f, t)
print "%s%s_ask.type GAUGE" % (f, t)
print "%s%s_ask.draw LINE1" % (f, t)
print "%s%s_bid.label %s/%s (bid)" % (f, t, f, t)
print "%s%s_bid.type GAUGE" % (f, t)
print "%s%s_bid.draw LINE1" % (f, t)
def fetch_raw(url):
# The items to fetch are passed as simple json string
r = requests.get(url)
return r.text
def fetch_values(url):
out = fetch_raw(url)
xml = ElementTree.XML(out)
namexml = xml.find('./results/rate/Name')
f, t = namexml.text.split('/')
rate = xml.find('./results/rate/Rate').text
ask = xml.find('./results/rate/Ask').text
bid = xml.find('./results/rate/Bid').text
print "%s%s_rate.value %s" % (f, t, rate)
print "%s%s_ask.value %s" % (f, t, ask)
print "%s%s_bid.value %s" % (f, t, bid)
def main(args):
exchange = sys.argv[0].rsplit('_')[-1].upper()
url = url_pattern % exchange
if len(args) > 1:
if args[1] in [ 'autoconf', 'detect' ]:
try:
fetch_raw(url)
print "yes"
return 0
except:
print "no"
return 1
elif args[1] == 'config':
try:
print_config(url)
except Exception as e:
print >>sys.stderr, "Failed to fetch config: '%s'" % e
return 1
return 0
try:
fetch_values(url)
except Exception as e:
print >>sys.stderr, "Failed to fetch values: '%s'" % e
return 1
return 0
if __name__ == "__main__":
sys.exit(main(sys.argv))
|
