1 | #!/usr/bin/env python |
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2 | # |
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3 | # This file is part of Jobmonarch |
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4 | # |
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5 | # Copyright (C) 2006 Ramon Bastiaans |
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6 | # |
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7 | # Jobmonarch is free software; you can redistribute it and/or modify |
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8 | # it under the terms of the GNU General Public License as published by |
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9 | # the Free Software Foundation; either version 2 of the License, or |
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10 | # (at your option) any later version. |
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11 | # |
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12 | # Jobmonarch is distributed in the hope that it will be useful, |
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13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | # GNU General Public License for more details. |
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16 | # |
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17 | # You should have received a copy of the GNU General Public License |
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18 | # along with this program; if not, write to the Free Software |
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19 | # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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20 | # |
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21 | # SVN $Id: jobmond.py 272 2006-07-20 10:50:19Z bastiaans $ |
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22 | # |
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23 | |
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24 | import sys, getopt, ConfigParser |
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25 | |
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26 | def processArgs( args ): |
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27 | |
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28 | SHORT_L = 'c:' |
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29 | LONG_L = 'config=' |
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30 | |
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31 | config_filename = None |
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32 | |
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33 | try: |
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34 | |
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35 | opts, args = getopt.getopt( args, SHORT_L, LONG_L ) |
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36 | |
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37 | except getopt.error, detail: |
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38 | |
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39 | print detail |
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40 | sys.exit(1) |
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41 | |
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42 | for opt, value in opts: |
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43 | |
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44 | if opt in [ '--config', '-c' ]: |
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45 | |
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46 | config_filename = value |
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47 | |
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48 | if not config_filename: |
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49 | |
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50 | config_filename = '/etc/jobmond.conf' |
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51 | |
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52 | return loadConfig( config_filename ) |
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53 | |
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54 | def loadConfig( filename ): |
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55 | |
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56 | def getlist( cfg_string ): |
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57 | |
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58 | my_list = [ ] |
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59 | |
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60 | for item_txt in cfg_string.split( ',' ): |
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61 | |
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62 | sep_char = None |
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63 | |
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64 | item_txt = item_txt.strip() |
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65 | |
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66 | for s_char in [ "'", '"' ]: |
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67 | |
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68 | if item_txt.find( s_char ) != -1: |
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69 | |
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70 | if item_txt.count( s_char ) != 2: |
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71 | |
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72 | print 'Missing quote: %s' %item_txt |
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73 | sys.exit( 1 ) |
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74 | |
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75 | else: |
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76 | |
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77 | sep_char = s_char |
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78 | break |
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79 | |
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80 | if sep_char: |
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81 | |
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82 | item_txt = item_txt.split( sep_char )[1] |
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83 | |
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84 | my_list.append( item_txt ) |
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85 | |
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86 | return my_list |
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87 | |
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88 | cfg = ConfigParser.ConfigParser() |
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89 | |
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90 | cfg.read( filename ) |
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91 | |
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92 | global DEBUG_LEVEL, DAEMONIZE, BATCH_SERVER, BATCH_POLL_INTERVAL, GMOND_CONF, DETECT_TIME_DIFFS, BATCH_HOST_TRANSLATE, BATCH_API |
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93 | |
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94 | DEBUG_LEVEL = cfg.getint( 'DEFAULT', 'DEBUG_LEVEL' ) |
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95 | |
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96 | DAEMONIZE = cfg.getboolean( 'DEFAULT', 'DAEMONIZE' ) |
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97 | |
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98 | try: |
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99 | |
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100 | BATCH_SERVER = cfg.get( 'DEFAULT', 'BATCH_SERVER' ) |
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101 | |
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102 | except ConfigParser.NoOptionError: |
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103 | |
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104 | # Backwards compatibility for old configs |
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105 | # |
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106 | |
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107 | BATCH_SERVER = cfg.get( 'DEFAULT', 'TORQUE_SERVER' ) |
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108 | api_guess = 'pbs' |
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109 | |
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110 | try: |
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111 | |
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112 | BATCH_POLL_INTERVAL = cfg.getint( 'DEFAULT', 'BATCH_POLL_INTERVAL' ) |
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113 | |
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114 | except ConfigParser.NoOptionError: |
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115 | |
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116 | # Backwards compatibility for old configs |
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117 | # |
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118 | |
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119 | BATCH_POLL_INTERVAL = cfg.getint( 'DEFAULT', 'TORQUE_POLL_INTERVAL' ) |
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120 | api_guess = 'pbs' |
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121 | |
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122 | GMOND_CONF = cfg.get( 'DEFAULT', 'GMOND_CONF' ) |
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123 | |
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124 | DETECT_TIME_DIFFS = cfg.getboolean( 'DEFAULT', 'DETECT_TIME_DIFFS' ) |
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125 | |
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126 | BATCH_HOST_TRANSLATE = getlist( cfg.get( 'DEFAULT', 'BATCH_HOST_TRANSLATE' ) ) |
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127 | |
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128 | try: |
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129 | |
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130 | BATCH_API = cfg.get( 'DEFAULT', 'BATCH_API' ) |
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131 | |
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132 | except ConfigParser.NoOptionError, detail: |
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133 | |
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134 | if BATCH_SERVER and api_guess: |
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135 | BATCH_API = api_guess |
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136 | else: |
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137 | debug_msg( 0, "fatal error: BATCH_API not set and can't make guess" ) |
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138 | sys.exit( 1 ) |
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139 | |
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140 | return True |
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141 | |
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142 | |
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143 | import time, os, socket, string, re |
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144 | |
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145 | METRIC_MAX_VAL_LEN = 900 |
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146 | |
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147 | class DataProcessor: |
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148 | """Class for processing of data""" |
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149 | |
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150 | binary = '/usr/bin/gmetric' |
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151 | |
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152 | def __init__( self, binary=None ): |
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153 | """Remember alternate binary location if supplied""" |
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154 | |
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155 | if binary: |
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156 | self.binary = binary |
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157 | |
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158 | # Timeout for XML |
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159 | # |
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160 | # From ganglia's documentation: |
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161 | # |
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162 | # 'A metric will be deleted DMAX seconds after it is received, and |
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163 | # DMAX=0 means eternal life.' |
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164 | |
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165 | self.dmax = str( int( int( BATCH_POLL_INTERVAL ) * 2 ) ) |
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166 | |
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167 | try: |
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168 | gmond_file = GMOND_CONF |
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169 | |
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170 | except NameError: |
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171 | gmond_file = '/etc/gmond.conf' |
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172 | |
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173 | if not os.path.exists( gmond_file ): |
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174 | debug_msg( 0, gmond_file + ' does not exist' ) |
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175 | sys.exit( 1 ) |
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176 | |
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177 | incompatible = self.checkGmetricVersion() |
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178 | |
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179 | if incompatible: |
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180 | debug_msg( 0, 'Gmetric version not compatible, pls upgrade to at least 3.0.1' ) |
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181 | sys.exit( 1 ) |
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182 | |
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183 | def checkGmetricVersion( self ): |
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184 | """ |
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185 | Check version of gmetric is at least 3.0.1 |
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186 | for the syntax we use |
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187 | """ |
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188 | |
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189 | global METRIC_MAX_VAL_LEN |
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190 | |
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191 | for line in os.popen( self.binary + ' --version' ).readlines(): |
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192 | |
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193 | line = line.split( ' ' ) |
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194 | |
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195 | if len( line ) == 2 and str(line).find( 'gmetric' ) != -1: |
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196 | |
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197 | gmetric_version = line[1].split( '\n' )[0] |
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198 | |
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199 | version_major = int( gmetric_version.split( '.' )[0] ) |
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200 | version_minor = int( gmetric_version.split( '.' )[1] ) |
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201 | version_patch = int( gmetric_version.split( '.' )[2] ) |
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202 | |
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203 | incompatible = 0 |
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204 | |
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205 | if version_major < 3: |
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206 | |
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207 | incompatible = 1 |
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208 | |
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209 | elif version_major == 3: |
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210 | |
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211 | if version_minor == 0: |
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212 | |
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213 | if version_patch < 1: |
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214 | |
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215 | incompatible = 1 |
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216 | |
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217 | if version_patch < 3: |
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218 | |
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219 | METRIC_MAX_VAL_LEN = 900 |
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220 | |
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221 | elif version_patch >= 3: |
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222 | |
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223 | METRIC_MAX_VAL_LEN = 1400 |
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224 | |
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225 | return incompatible |
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226 | |
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227 | def multicastGmetric( self, metricname, metricval, valtype='string' ): |
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228 | """Call gmetric binary and multicast""" |
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229 | |
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230 | cmd = self.binary |
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231 | |
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232 | try: |
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233 | cmd = cmd + ' -c' + GMOND_CONF |
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234 | except NameError: |
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235 | debug_msg( 10, 'Assuming /etc/gmond.conf for gmetric cmd (ommitting)' ) |
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236 | |
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237 | cmd = cmd + ' -n' + str( metricname )+ ' -v"' + str( metricval )+ '" -t' + str( valtype ) + ' -d' + str( self.dmax ) |
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238 | |
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239 | debug_msg( 10, printTime() + ' ' + cmd ) |
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240 | os.system( cmd ) |
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241 | |
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242 | class SgeDataGatherer: |
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243 | |
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244 | """Placeholder for Babu Sundaram's SGE implementation""" |
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245 | |
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246 | def daemon( self ): |
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247 | |
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248 | pass |
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249 | |
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250 | def run( self ): |
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251 | |
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252 | pass |
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253 | |
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254 | class PbsDataGatherer: |
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255 | |
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256 | """This is the DataGatherer for PBS and Torque""" |
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257 | |
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258 | jobs = { } |
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259 | |
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260 | global PBSQuery |
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261 | |
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262 | def __init__( self ): |
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263 | """Setup appropriate variables""" |
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264 | |
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265 | self.jobs = { } |
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266 | self.timeoffset = 0 |
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267 | self.dp = DataProcessor() |
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268 | self.initPbsQuery() |
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269 | |
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270 | def initPbsQuery( self ): |
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271 | |
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272 | self.pq = None |
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273 | if( BATCH_SERVER ): |
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274 | self.pq = PBSQuery( BATCH_SERVER ) |
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275 | else: |
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276 | self.pq = PBSQuery() |
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277 | |
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278 | def getAttr( self, attrs, name ): |
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279 | """Return certain attribute from dictionary, if exists""" |
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280 | |
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281 | if attrs.has_key( name ): |
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282 | return attrs[name] |
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283 | else: |
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284 | return '' |
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285 | |
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286 | def jobDataChanged( self, jobs, job_id, attrs ): |
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287 | """Check if job with attrs and job_id in jobs has changed""" |
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288 | |
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289 | if jobs.has_key( job_id ): |
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290 | oldData = jobs[ job_id ] |
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291 | else: |
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292 | return 1 |
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293 | |
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294 | for name, val in attrs.items(): |
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295 | |
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296 | if oldData.has_key( name ): |
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297 | |
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298 | if oldData[ name ] != attrs[ name ]: |
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299 | |
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300 | return 1 |
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301 | |
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302 | else: |
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303 | return 1 |
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304 | |
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305 | return 0 |
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306 | |
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307 | def getJobData( self, known_jobs ): |
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308 | """Gather all data on current jobs in Torque""" |
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309 | |
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310 | if len( known_jobs ) > 0: |
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311 | jobs = known_jobs |
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312 | else: |
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313 | jobs = { } |
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314 | |
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315 | #self.initPbsQuery() |
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316 | |
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317 | #print self.pq.getnodes() |
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318 | |
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319 | joblist = self.pq.getjobs() |
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320 | |
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321 | self.cur_time = time.time() |
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322 | |
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323 | jobs_processed = [ ] |
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324 | |
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325 | #self.printJobs( joblist ) |
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326 | |
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327 | for name, attrs in joblist.items(): |
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328 | |
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329 | job_id = name.split( '.' )[0] |
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330 | |
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331 | jobs_processed.append( job_id ) |
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332 | |
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333 | name = self.getAttr( attrs, 'Job_Name' ) |
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334 | queue = self.getAttr( attrs, 'queue' ) |
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335 | owner = self.getAttr( attrs, 'Job_Owner' ).split( '@' )[0] |
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336 | requested_time = self.getAttr( attrs, 'Resource_List.walltime' ) |
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337 | requested_memory = self.getAttr( attrs, 'Resource_List.mem' ) |
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338 | |
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339 | mynoderequest = self.getAttr( attrs, 'Resource_List.nodes' ) |
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340 | |
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341 | if mynoderequest.find( ':' ) != -1 and mynoderequest.find( 'ppn' ) != -1: |
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342 | ppn = mynoderequest.split( ':' )[1].split( 'ppn=' )[1] |
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343 | else: |
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344 | ppn = '' |
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345 | |
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346 | status = self.getAttr( attrs, 'job_state' ) |
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347 | |
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348 | queued_timestamp = self.getAttr( attrs, 'ctime' ) |
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349 | |
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350 | if status == 'R': |
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351 | start_timestamp = self.getAttr( attrs, 'mtime' ) |
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352 | nodes = self.getAttr( attrs, 'exec_host' ).split( '+' ) |
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353 | |
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354 | nodeslist = [ ] |
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355 | |
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356 | for node in nodes: |
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357 | host = node.split( '/' )[0] |
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358 | |
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359 | if nodeslist.count( host ) == 0: |
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360 | |
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361 | for translate_pattern in BATCH_HOST_TRANSLATE: |
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362 | |
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363 | if translate_pattern.find( '/' ) != -1: |
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364 | |
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365 | translate_orig = translate_pattern.split( '/' )[1] |
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366 | translate_new = translate_pattern.split( '/' )[2] |
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367 | |
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368 | host = re.sub( translate_orig, translate_new, host ) |
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369 | |
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370 | if not host in nodeslist: |
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371 | |
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372 | nodeslist.append( host ) |
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373 | |
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374 | if DETECT_TIME_DIFFS: |
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375 | |
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376 | # If a job start if later than our current date, |
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377 | # that must mean the Torque server's time is later |
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378 | # than our local time. |
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379 | |
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380 | if int(start_timestamp) > int( int(self.cur_time) + int(self.timeoffset) ): |
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381 | |
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382 | self.timeoffset = int( int(start_timestamp) - int(self.cur_time) ) |
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383 | |
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384 | elif status == 'Q': |
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385 | start_timestamp = '' |
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386 | count_mynodes = 0 |
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387 | numeric_node = 1 |
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388 | |
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389 | for node in mynoderequest.split( '+' ): |
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390 | |
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391 | nodepart = node.split( ':' )[0] |
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392 | |
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393 | for letter in nodepart: |
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394 | |
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395 | if letter not in string.digits: |
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396 | |
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397 | numeric_node = 0 |
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398 | |
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399 | if not numeric_node: |
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400 | count_mynodes = count_mynodes + 1 |
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401 | else: |
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402 | count_mynodes = count_mynodes + int( nodepart ) |
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403 | |
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404 | nodeslist = str( count_mynodes ) |
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405 | else: |
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406 | start_timestamp = '' |
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407 | nodeslist = '' |
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408 | |
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409 | myAttrs = { } |
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410 | myAttrs['name'] = str( name ) |
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411 | myAttrs['queue'] = str( queue ) |
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412 | myAttrs['owner'] = str( owner ) |
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413 | myAttrs['requested_time'] = str( requested_time ) |
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414 | myAttrs['requested_memory'] = str( requested_memory ) |
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415 | myAttrs['ppn'] = str( ppn ) |
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416 | myAttrs['status'] = str( status ) |
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417 | myAttrs['start_timestamp'] = str( start_timestamp ) |
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418 | myAttrs['queued_timestamp'] = str( queued_timestamp ) |
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419 | myAttrs['reported'] = str( int( int( self.cur_time ) + int( self.timeoffset ) ) ) |
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420 | myAttrs['nodes'] = nodeslist |
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421 | myAttrs['domain'] = string.join( socket.getfqdn().split( '.' )[1:], '.' ) |
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422 | myAttrs['poll_interval'] = str( BATCH_POLL_INTERVAL ) |
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423 | |
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424 | if self.jobDataChanged( jobs, job_id, myAttrs ) and myAttrs['status'] in [ 'R', 'Q' ]: |
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425 | jobs[ job_id ] = myAttrs |
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426 | |
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427 | #debug_msg( 10, printTime() + ' job %s state changed' %(job_id) ) |
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428 | |
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429 | for id, attrs in jobs.items(): |
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430 | |
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431 | if id not in jobs_processed: |
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432 | |
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433 | # This one isn't there anymore; toedeledoki! |
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434 | # |
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435 | del jobs[ id ] |
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436 | |
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437 | return jobs |
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438 | |
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439 | def submitJobData( self, jobs ): |
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440 | """Submit job info list""" |
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441 | |
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442 | self.dp.multicastGmetric( 'MONARCH-HEARTBEAT', str( int( int( self.cur_time ) + int( self.timeoffset ) ) ) ) |
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443 | |
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444 | # Now let's spread the knowledge |
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445 | # |
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446 | for jobid, jobattrs in jobs.items(): |
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447 | |
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448 | gmetric_val = self.compileGmetricVal( jobid, jobattrs ) |
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449 | |
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450 | metric_increment = 0 |
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451 | |
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452 | for val in gmetric_val: |
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453 | self.dp.multicastGmetric( 'MONARCH-JOB-' + jobid + '-' + str(metric_increment), val ) |
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454 | metric_increment = metric_increment + 1 |
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455 | |
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456 | def compileGmetricVal( self, jobid, jobattrs ): |
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457 | """Create a val string for gmetric of jobinfo""" |
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458 | |
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459 | gval_lists = [ ] |
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460 | |
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461 | mystr = None |
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462 | |
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463 | val_list = { } |
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464 | |
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465 | for val_name, val_value in jobattrs.items(): |
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466 | |
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467 | val_list_names_len = len( string.join( val_list.keys() ) ) + len(val_list.keys()) |
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468 | val_list_vals_len = len( string.join( val_list.values() ) ) + len(val_list.values()) |
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469 | |
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470 | if val_name == 'nodes' and jobattrs['status'] == 'R': |
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471 | |
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472 | node_str = None |
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473 | |
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474 | for node in val_value: |
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475 | |
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476 | if node_str: |
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477 | node_str = node_str + ';' + node |
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478 | else: |
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479 | node_str = node |
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480 | |
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481 | if (val_list_names_len + len(val_name) ) + (val_list_vals_len + len(node_str) ) > METRIC_MAX_VAL_LEN: |
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482 | |
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483 | val_list[ val_name ] = node_str |
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484 | gval_lists.append( val_list ) |
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485 | val_list = { } |
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486 | node_str = None |
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487 | |
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488 | val_list[ val_name ] = node_str |
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489 | gval_lists.append( val_list ) |
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490 | val_list = { } |
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491 | |
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492 | elif val_value != '': |
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493 | |
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494 | if (val_list_names_len + len(val_name) ) + (val_list_vals_len + len(str(val_value)) ) > METRIC_MAX_VAL_LEN: |
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495 | |
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496 | gval_lists.append( val_list ) |
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497 | val_list = { } |
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498 | |
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499 | val_list[ val_name ] = val_value |
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500 | |
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501 | if len(val_list) > 0: |
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502 | gval_lists.append( val_list ) |
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503 | |
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504 | str_list = [ ] |
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505 | |
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506 | for val_list in gval_lists: |
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507 | |
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508 | my_val_str = None |
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509 | |
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510 | for val_name, val_value in val_list.items(): |
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511 | |
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512 | if my_val_str: |
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513 | |
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514 | my_val_str = my_val_str + ' ' + val_name + '=' + val_value |
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515 | else: |
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516 | my_val_str = val_name + '=' + val_value |
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517 | |
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518 | str_list.append( my_val_str ) |
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519 | |
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520 | return str_list |
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521 | |
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522 | def printJobs( self, jobs ): |
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523 | """Print a jobinfo overview""" |
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524 | |
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525 | for name, attrs in self.jobs.items(): |
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526 | |
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527 | print 'job %s' %(name) |
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528 | |
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529 | for name, val in attrs.items(): |
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530 | |
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531 | print '\t%s = %s' %( name, val ) |
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532 | |
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533 | def printJob( self, jobs, job_id ): |
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534 | """Print job with job_id from jobs""" |
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535 | |
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536 | print 'job %s' %(job_id) |
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537 | |
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538 | for name, val in jobs[ job_id ].items(): |
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539 | |
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540 | print '\t%s = %s' %( name, val ) |
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541 | |
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542 | def daemon( self ): |
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543 | """Run as daemon forever""" |
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544 | |
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545 | # Fork the first child |
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546 | # |
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547 | pid = os.fork() |
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548 | if pid > 0: |
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549 | sys.exit(0) # end parent |
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550 | |
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551 | # creates a session and sets the process group ID |
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552 | # |
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553 | os.setsid() |
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554 | |
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555 | # Fork the second child |
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556 | # |
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557 | pid = os.fork() |
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558 | if pid > 0: |
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559 | sys.exit(0) # end parent |
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560 | |
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561 | # Go to the root directory and set the umask |
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562 | # |
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563 | os.chdir('/') |
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564 | os.umask(0) |
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565 | |
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566 | sys.stdin.close() |
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567 | sys.stdout.close() |
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568 | sys.stderr.close() |
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569 | |
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570 | os.open('/dev/null', os.O_RDWR) |
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571 | os.dup2(0, 1) |
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572 | os.dup2(0, 2) |
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573 | |
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574 | self.run() |
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575 | |
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576 | def run( self ): |
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577 | """Main thread""" |
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578 | |
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579 | while ( 1 ): |
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580 | |
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581 | self.jobs = self.getJobData( self.jobs ) |
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582 | self.submitJobData( self.jobs ) |
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583 | time.sleep( BATCH_POLL_INTERVAL ) |
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584 | |
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585 | def printTime( ): |
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586 | """Print current time/date in human readable format for log/debug""" |
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587 | |
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588 | return time.strftime("%a, %d %b %Y %H:%M:%S") |
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589 | |
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590 | def debug_msg( level, msg ): |
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591 | """Print msg if at or above current debug level""" |
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592 | |
---|
593 | if (DEBUG_LEVEL >= level): |
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594 | sys.stderr.write( msg + '\n' ) |
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595 | |
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596 | def main(): |
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597 | """Application start""" |
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598 | |
---|
599 | global PBSQuery |
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600 | |
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601 | if not processArgs( sys.argv[1:] ): |
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602 | sys.exit( 1 ) |
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603 | |
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604 | if BATCH_API == 'pbs': |
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605 | |
---|
606 | try: |
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607 | from PBSQuery import PBSQuery |
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608 | |
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609 | except ImportError: |
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610 | |
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611 | debug_msg( 0, "fatal error: BATCH_API set to 'pbs' but python module 'pbs_python' is not installed" ) |
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612 | sys.exit( 1 ) |
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613 | |
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614 | gather = PbsDataGatherer() |
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615 | |
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616 | elif BATCH_API == 'sge': |
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617 | |
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618 | pass |
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619 | # import Babu's code here |
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620 | # |
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621 | #try: |
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622 | # import sge_drmaa |
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623 | # |
---|
624 | #except ImportError: |
---|
625 | # |
---|
626 | # debug_msg( 0, "fatal error: BATCH_API set to 'sge' but python module 'sge_drmaa' is not installed' ) |
---|
627 | # sys.exit( 1 ) |
---|
628 | # |
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629 | #gather = SgeDataGatherer() |
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630 | |
---|
631 | else: |
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632 | debug_msg( 0, "fatal error: unknown BATCH_API '" + BATCH_API + "' is not supported" ) |
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633 | sys.exit( 1 ) |
---|
634 | |
---|
635 | if DAEMONIZE: |
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636 | gather.daemon() |
---|
637 | else: |
---|
638 | gather.run() |
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639 | |
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640 | # wh00t? someone started me! :) |
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641 | # |
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642 | if __name__ == '__main__': |
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643 | main() |
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