Mercurial > ~darius > hgwebdir.cgi > adslstats
annotate adslstats.py @ 4:f50214bca1ae
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author | Daniel O'Connor <darius@dons.net.au> |
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date | Fri, 07 Feb 2014 20:35:59 +1030 |
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children | 072489c80c51 |
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1 #!/usr/bin/env python |
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2 ############################################################################ |
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3 # |
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4 # Parse ADSL link stats for Billion 7300G & generate RRD archives & graphs |
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5 # |
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6 ############################################################################ |
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7 # |
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8 # Copyright (C) 2013 Daniel O'Connor. All rights reserved. |
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9 # |
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10 # Redistribution and use in source and binary forms, with or without |
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11 # modification, are permitted provided that the following conditions |
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12 # are met: |
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13 # 1. Redistributions of source code must retain the above copyright |
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14 # notice, this list of conditions and the following disclaimer. |
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15 # 2. Redistributions in binary form must reproduce the above copyright |
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16 # notice, this list of conditions and the following disclaimer in the |
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17 # documentation and/or other materials provided with the distribution. |
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18 # |
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19 # THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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20 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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21 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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22 # ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE |
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23 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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24 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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25 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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26 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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27 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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28 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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29 # SUCH DAMAGE. |
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30 # |
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31 ############################################################################ |
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32 |
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33 import ConfigParser |
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34 import optparse |
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35 import os |
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36 import re |
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37 import rrdtool |
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38 import time |
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39 import urllib |
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40 from bs4 import BeautifulSoup |
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41 |
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42 conf = ConfigParser.ConfigParser() |
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43 conf.add_section('global') |
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44 conf.set('global', 'username', 'admin') |
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45 conf.set('global', 'password', 'admin') |
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46 conf.set('global', 'name', 'dsl.dons.net.au') |
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47 |
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48 conflist = ['adslstats.ini'] |
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49 if ('HOME' in os.environ): |
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50 conflist.append(os.path.expanduser('~/.adslstats.ini')) |
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51 conf.read(conflist) |
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52 |
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53 usage = '''%prog [options]''' |
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54 opts = optparse.OptionParser(usage) |
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55 opts.add_option('-v', '--verbose', action="store_true", default=False, |
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56 help="Enable debug output") |
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57 opts.add_option('-g', '--graph', action="store_true", default=False, |
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58 help="Generate a graph") |
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59 opts.add_option('-u', '--update', action="store_true", default=False, |
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60 help="Update RRD") |
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61 opts.add_option('-a', '--authname', action="store", default=conf.get('global', 'username'), |
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62 help="Username to login to modem") |
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63 opts.add_option('-p', '--password', action="store", default=conf.get('global', 'password'), |
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64 help="Password to login to modem") |
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65 opts.add_option('-n', '--name', action="store", default=conf.get('global', 'name'), |
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66 help="Hostname of modem") |
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67 opts.add_option('-b', '--base', action="store", default="/home/darius/projects/adslstats/adslstats", |
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68 help="Base directory for RRD & PNGs") |
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69 |
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70 (options, args) = opts.parse_args() |
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71 |
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72 statsurl = "http://%s/statsadsl.html" % (options.name) |
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73 rrdname = "%s.rrd" % (options.base) |
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74 graphbasename = options.base |
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75 |
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76 matchnum = re.compile('([0-9]+(\.[0-9]+)?)') |
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77 statsdict = { |
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78 3 : 'Status:', |
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79 8 : 'SNR Margin (0.1 dB):', |
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80 9 : 'Attenuation (0.1 dB):', |
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81 14 : 'Rate (Kbps):', |
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82 } |
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83 |
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84 class ADSLStats(object): |
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85 def __str__(self): |
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86 return """Line Rate - Up: %d kbits, Down %d kbits |
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87 Noise Margin - Up: %.1f dB, Down %.1f dB |
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88 Attenuation - Up: %.1f dB, Down %.1f dB""" % (self.upstream, self.downstream, |
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89 self.nmup, self.nmdown, |
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90 self.attenup, self.attendown) |
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91 |
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92 def cleannum(s): |
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93 s1 = matchnum.match(s).groups()[0] |
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94 try: |
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95 return int(s1) |
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96 except ValueError: |
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97 return float(s1) |
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98 |
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99 def getstats(f): |
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100 s = BeautifulSoup(f) |
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101 a = s.findAll('tr') |
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102 |
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103 for i in statsdict: |
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104 assert a[i].td.contents[0] == statsdict[i] |
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105 |
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106 stats = ADSLStats() |
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107 |
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108 # Check if the modem is offline |
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109 if a[3].td.contents[0] != 'Up': |
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110 return None |
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111 |
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112 # dB |
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113 stats.nmdown = float(a[8].td.findNext('td').contents[0]) / 10.0 |
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114 stats.nmup = float(a[8].td.findNext('td').findNext('td').contents[0]) / 10.0 |
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115 stats.attendown = float(a[9].td.findNext('td').contents[0]) / 10.0 |
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116 stats.attenup = float(a[9].td.findNext('td').findNext('td').contents[0]) / 10.0 |
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117 # kBit |
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118 stats.upstream = float(a[14].td.findNext('td').contents[0]) / 10.0 |
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119 stats.downstream = float(a[14].td.findNext('td').findNext('td').contents[0]) / 10.0 |
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120 |
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121 return stats |
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122 |
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123 # Setup RRD |
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124 # We expect data to be logged every 5 minutes |
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125 # Average 12 5 minute points -> hourly stats (keep 168 - a weeks worth) |
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126 # Average 288 5 minute points -> daily stats (keep 365 - a years worth) |
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127 # Detemine minimum & maximum for an hour and keep a weeks worth. |
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128 def makerrd(filename): |
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129 rrdtool.create(filename, |
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130 '--step', '300', |
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131 'DS:upstream:GAUGE:3600:32:25000', # Upstream (kbits) - 24mbit is ADSL2+ max |
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132 'DS:downstream:GAUGE:3600:32:25000', # Downstream (kbits) |
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133 'DS:nmup:GAUGE:3600:0:100', # Upstream Noise margin (dB) |
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134 'DS:nmdown:GAUGE:3600:0:100', # Downstream Noise margin (dB) |
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135 'DS:attenup:GAUGE:3600:0:100', # Upstream Attenuation (dB) |
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136 'DS:attendown:GAUGE:3600:0:100', # Downstream Attenuation (dB) |
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137 'RRA:AVERAGE:0.1:12:168', |
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138 'RRA:AVERAGE:0.1:288:365', |
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139 'RRA:MIN:0.1:12:168', |
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140 'RRA:MAX:0.1:12:168') |
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141 |
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142 # Update the RRD (format stats as expected) |
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143 def updaterrd(filename, tstamp, stats): |
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144 rrdtool.update(filename, |
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145 '%d:%d:%d:%f:%f:%f:%f' % (tstamp, |
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146 stats.upstream, |
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147 stats.downstream, |
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148 stats.nmup, |
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149 stats.nmdown, |
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150 stats.attenup, |
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151 stats.attendown)) |
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152 |
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153 # Open the URL and call the parser, the update the RRD |
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154 def doupdate(): |
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155 opener = urllib.FancyURLopener() |
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156 opener.prompt_user_passwd = lambda host, realm: (options.authname, options.password) |
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157 f = opener.open(statsurl) |
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158 #f = open("adsl.html") |
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159 stats = getstats(f) |
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160 if stats == None: |
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161 if options.verbose: |
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162 print "Modem is offline" |
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163 return |
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164 if options.verbose: |
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165 print str(stats) |
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166 updaterrd(rrdname, int(time.time()), stats) |
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167 |
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168 # Generate a graph |
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169 def gengraph(): |
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170 |
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171 linkargs = ( |
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172 '-a', 'PNG', |
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173 '-X', '0', |
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174 '--vertical-label', 'kbit/sec', |
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175 '--slope-mode', |
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176 |
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177 'DEF:upstream=%s:upstream:AVERAGE' % rrdname, |
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178 'DEF:upstreammin=%s:upstream:MIN' % rrdname, |
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179 'DEF:upstreammax=%s:upstream:MAX' % rrdname, |
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180 |
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181 'DEF:downstream=%s:downstream:AVERAGE' % rrdname, |
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182 'DEF:downstreammin=%s:downstream:MIN' % rrdname, |
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183 'DEF:downstreammax=%s:downstream:MAX' % rrdname, |
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184 |
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185 'CDEF:upstreamdif=upstreammax,upstreammin,-', |
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186 'CDEF:downstreamdif=downstreammax,downstreammin,-', |
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187 |
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188 'LINE0:upstreammin#000000:', |
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189 'AREA:upstreamdif#00dc76::STACK', |
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190 'LINE1:upstream#00ff00:Upstream', |
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191 |
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192 'LINE0:downstreammin#000000:', |
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193 'AREA:downstreamdif#ff8686::STACK', |
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194 'LINE1:downstream#ff0000:Downstream') |
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195 |
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196 signalargs = ( |
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197 '-a', 'PNG', |
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198 '--vertical-label', 'dB', |
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199 '--slope-mode', |
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200 |
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201 'DEF:upstream=%s:upstream:AVERAGE' % rrdname, |
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202 'DEF:downstream=%s:downstream:AVERAGE' % rrdname, |
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203 |
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204 'DEF:nmup_=%s:nmup:AVERAGE' % rrdname, |
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205 'DEF:nmupmin_=%s:nmup:MIN' % rrdname, |
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206 'DEF:nmupmax_=%s:nmup:MAX' % rrdname, |
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207 |
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208 'DEF:nmdown_=%s:nmdown:AVERAGE' % rrdname, |
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209 'DEF:nmdownmin_=%s:nmdown:MIN' % rrdname, |
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210 'DEF:nmdownmax_=%s:nmdown:MAX' % rrdname, |
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211 |
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212 'DEF:attenup=%s:attenup:AVERAGE' % rrdname, |
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213 'DEF:attenupmin=%s:attenup:MIN' % rrdname, |
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214 'DEF:attenupmax=%s:attenup:MAX' % rrdname, |
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215 |
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216 'DEF:attendown=%s:attendown:AVERAGE' % rrdname, |
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217 'DEF:attendownmin=%s:attendown:MIN' % rrdname, |
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218 'DEF:attendownmax=%s:attendown:MAX' % rrdname, |
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219 |
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220 'CDEF:nmup=nmup_,10,*', |
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221 'CDEF:nmupmin=nmupmin_,10,*', |
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222 'CDEF:nmupmax=nmupmax_,10,*', |
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223 'CDEF:nmupdif=nmupmax,nmupmin,-', |
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224 |
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225 'CDEF:nmdown=nmdown_,10,*', |
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226 'CDEF:nmdownmin=nmdownmin_,10,*', |
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227 'CDEF:nmdownmax=nmdownmax_,10,*', |
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228 'CDEF:nmdowndif=nmdownmax,nmdownmin,-', |
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229 |
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230 'CDEF:attenupdif=attenupmax,attenupmin,-', |
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231 |
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232 'CDEF:attendowndif=attendownmax,attendownmin,-', |
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233 |
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234 'LINE0:nmupmin#000000:', |
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235 'AREA:nmupdif#5c5cff::STACK', |
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236 'LINE1:nmup#0000ff:Noise Margin - Up (1/10 dB)', |
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237 |
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238 'LINE0:nmdownmin#000000:', |
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239 'AREA:nmdowndif#009a00::STACK', |
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240 'LINE1:nmdown#00ff00:Noise Margin - Down (1/10 dB)', |
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241 |
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242 'LINE0:attenupmin#000000:', |
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243 'AREA:attenupdif#f98100::STACK', |
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244 'LINE1:attenup#ff0000:Attenuation - Up', |
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245 |
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246 'LINE0:attendownmin#000000:', |
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247 'AREA:attendowndif#aaaaaa::STACK', |
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248 'LINE1:attendown#000000:Attenuation - Down') |
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249 |
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250 rrdtool.graph("%s-hour-link.png" % (graphbasename), |
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251 '--width', '1024', |
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252 '--height', '256', |
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253 '--start', 'end - 7d', |
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254 '--end', 'now', |
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255 *linkargs) |
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256 |
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257 rrdtool.graph("%s-daily-link.png" % (graphbasename), |
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258 '--width', '1024', |
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259 '--height', '256', |
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260 '--start', 'end - 365d', |
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261 '--end', 'now', |
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262 *linkargs) |
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263 |
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264 |
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265 rrdtool.graph("%s-hour-signal.png" % (graphbasename), |
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266 '--width', '1024', |
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267 '--height', '256', |
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268 '--start', 'end - 7d', |
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269 '--end', 'now', |
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270 *signalargs) |
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271 |
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272 rrdtool.graph("%s-daily-signal.png" % (graphbasename), |
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273 '--width', '1024', |
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274 '--height', '256', |
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275 '--start', 'end - 365d', |
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276 '--end', 'now', |
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277 *signalargs) |
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278 |
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279 |
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280 if __name__ == "__main__": |
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281 if options.update: |
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282 try: |
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283 os.stat(rrdname) |
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284 except OSError, e: |
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285 if e.errno == 2: |
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286 print "rrd not found, creating.." |
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287 makerrd(rrdname) |
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288 |
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289 doupdate() |
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290 |
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291 if options.graph: |
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292 gengraph() |
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293 |