| 1 | #!/usr/bin/env python |
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| 2 | |
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| 3 | import sys, getopt, ConfigParser |
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| 4 | |
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| 5 | def processArgs( args ): |
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| 6 | |
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| 7 | SHORT_L = 'c:' |
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| 8 | LONG_L = 'config=' |
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| 9 | |
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| 10 | config_filename = None |
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| 11 | |
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| 12 | try: |
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| 13 | |
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| 14 | opts, args = getopt.getopt( args, SHORT_L, LONG_L ) |
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| 15 | |
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| 16 | except getopt.error, detail: |
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| 17 | |
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| 18 | print detail |
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| 19 | sys.exit(1) |
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| 20 | |
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| 21 | for opt, value in opts: |
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| 22 | |
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| 23 | if opt in [ '--config', '-c' ]: |
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| 24 | |
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| 25 | config_filename = value |
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| 26 | |
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| 27 | if not config_filename: |
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| 28 | |
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| 29 | config_filename = '/etc/jobmond.conf' |
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| 30 | |
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| 31 | return loadConfig( config_filename ) |
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| 32 | |
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| 33 | def loadConfig( filename ): |
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| 34 | |
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| 35 | cfg = ConfigParser.ConfigParser() |
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| 36 | |
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| 37 | cfg.read( filename ) |
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| 38 | |
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| 39 | global DEBUG_LEVEL, DAEMONIZE, TORQUE_SERVER, TORQUE_POLL_INTERVAL, GMOND_CONF, DETECT_TIME_DIFFS |
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| 40 | |
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| 41 | |
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| 42 | # Specify debugging level here; |
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| 43 | # |
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| 44 | # 10 = gemtric cmd's |
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| 45 | DEBUG_LEVEL = cfg.getint( 'DEFAULT', 'DEBUG_LEVEL' ) |
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| 46 | |
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| 47 | # Wether or not to run as a daemon in background |
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| 48 | # |
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| 49 | DAEMONIZE = cfg.getboolean( 'DEFAULT', 'DAEMONIZE' ) |
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| 50 | |
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| 51 | # Which Torque server to monitor |
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| 52 | # |
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| 53 | TORQUE_SERVER = cfg.get( 'DEFAULT', 'TORQUE_SERVER' ) |
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| 54 | |
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| 55 | # How many seconds interval for polling of jobs |
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| 56 | # |
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| 57 | # this will effect directly how accurate the |
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| 58 | # end time of a job can be determined |
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| 59 | # |
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| 60 | TORQUE_POLL_INTERVAL = cfg.getint( 'DEFAULT', 'TORQUE_POLL_INTERVAL' ) |
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| 61 | |
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| 62 | # Alternate location of gmond.conf |
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| 63 | # |
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| 64 | # Default: /etc/gmond.conf |
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| 65 | # |
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| 66 | GMOND_CONF = cfg.get( 'DEFAULT', 'GMOND_CONF' ) |
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| 67 | |
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| 68 | # Wether or not to detect differences in |
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| 69 | # time from Torque server and local time. |
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| 70 | # |
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| 71 | # Ideally both machines (if not the same) |
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| 72 | # should have the same time (via ntp or whatever) |
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| 73 | # |
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| 74 | DETECT_TIME_DIFFS = cfg.getboolean( 'DEFAULT', 'DETECT_TIME_DIFFS' ) |
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| 75 | |
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| 76 | return True |
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| 77 | |
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| 78 | from PBSQuery import PBSQuery |
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| 79 | |
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| 80 | import time, os, socket, string |
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| 81 | |
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| 82 | class DataProcessor: |
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| 83 | """Class for processing of data""" |
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| 84 | |
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| 85 | binary = '/usr/bin/gmetric' |
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| 86 | |
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| 87 | def __init__( self, binary=None ): |
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| 88 | """Remember alternate binary location if supplied""" |
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| 89 | |
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| 90 | if binary: |
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| 91 | self.binary = binary |
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| 92 | |
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| 93 | # Timeout for XML |
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| 94 | # |
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| 95 | # From ganglia's documentation: |
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| 96 | # |
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| 97 | # 'A metric will be deleted DMAX seconds after it is received, and |
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| 98 | # DMAX=0 means eternal life.' |
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| 99 | |
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| 100 | self.dmax = str( int( int( TORQUE_POLL_INTERVAL ) + 2 ) ) |
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| 101 | |
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| 102 | try: |
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| 103 | gmond_file = GMOND_CONF |
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| 104 | |
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| 105 | except NameError: |
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| 106 | gmond_file = '/etc/gmond.conf' |
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| 107 | |
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| 108 | if not os.path.exists( gmond_file ): |
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| 109 | debug_msg( 0, gmond_file + ' does not exist' ) |
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| 110 | sys.exit( 1 ) |
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| 111 | |
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| 112 | incompatible = self.checkGmetricVersion() |
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| 113 | |
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| 114 | if incompatible: |
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| 115 | debug_msg( 0, 'Gmetric version not compatible, pls upgrade to at least 3.0.1' ) |
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| 116 | sys.exit( 1 ) |
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| 117 | |
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| 118 | def checkGmetricVersion( self ): |
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| 119 | """ |
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| 120 | Check version of gmetric is at least 3.0.1 |
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| 121 | for the syntax we use |
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| 122 | """ |
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| 123 | |
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| 124 | for line in os.popen( self.binary + ' --version' ).readlines(): |
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| 125 | |
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| 126 | line = line.split( ' ' ) |
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| 127 | |
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| 128 | if len( line ) == 2 and str(line).find( 'gmetric' ) != -1: |
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| 129 | |
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| 130 | gmetric_version = line[1].split( '\n' )[0] |
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| 131 | |
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| 132 | version_major = int( gmetric_version.split( '.' )[0] ) |
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| 133 | version_minor = int( gmetric_version.split( '.' )[1] ) |
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| 134 | version_patch = int( gmetric_version.split( '.' )[2] ) |
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| 135 | |
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| 136 | incompatible = 0 |
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| 137 | |
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| 138 | if version_major < 3: |
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| 139 | |
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| 140 | incompatible = 1 |
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| 141 | |
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| 142 | elif version_major == 3: |
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| 143 | |
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| 144 | if version_minor == 0: |
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| 145 | |
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| 146 | if version_patch < 1: |
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| 147 | |
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| 148 | incompatible = 1 |
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| 149 | |
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| 150 | return incompatible |
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| 151 | |
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| 152 | def multicastGmetric( self, metricname, metricval, valtype='string' ): |
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| 153 | """Call gmetric binary and multicast""" |
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| 154 | |
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| 155 | cmd = self.binary |
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| 156 | |
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| 157 | try: |
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| 158 | cmd = cmd + ' -c' + GMOND_CONF |
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| 159 | except NameError: |
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| 160 | debug_msg( 10, 'Assuming /etc/gmond.conf for gmetric cmd (ommitting)' ) |
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| 161 | |
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| 162 | cmd = cmd + ' -n' + str( metricname )+ ' -v"' + str( metricval )+ '" -t' + str( valtype ) + ' -d' + str( self.dmax ) |
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| 163 | |
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| 164 | debug_msg( 10, printTime() + ' ' + cmd ) |
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| 165 | os.system( cmd ) |
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| 166 | |
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| 167 | class DataGatherer: |
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| 168 | |
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| 169 | jobs = { } |
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| 170 | |
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| 171 | def __init__( self ): |
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| 172 | """Setup appropriate variables""" |
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| 173 | |
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| 174 | self.jobs = { } |
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| 175 | self.timeoffset = 0 |
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| 176 | self.dp = DataProcessor() |
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| 177 | self.initPbsQuery() |
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| 178 | |
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| 179 | def initPbsQuery( self ): |
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| 180 | |
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| 181 | self.pq = None |
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| 182 | if( TORQUE_SERVER ): |
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| 183 | self.pq = PBSQuery( TORQUE_SERVER ) |
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| 184 | else: |
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| 185 | self.pq = PBSQuery() |
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| 186 | |
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| 187 | def getAttr( self, attrs, name ): |
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| 188 | """Return certain attribute from dictionary, if exists""" |
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| 189 | |
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| 190 | if attrs.has_key( name ): |
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| 191 | return attrs[name] |
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| 192 | else: |
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| 193 | return '' |
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| 194 | |
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| 195 | def jobDataChanged( self, jobs, job_id, attrs ): |
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| 196 | """Check if job with attrs and job_id in jobs has changed""" |
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| 197 | |
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| 198 | if jobs.has_key( job_id ): |
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| 199 | oldData = jobs[ job_id ] |
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| 200 | else: |
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| 201 | return 1 |
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| 202 | |
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| 203 | for name, val in attrs.items(): |
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| 204 | |
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| 205 | if oldData.has_key( name ): |
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| 206 | |
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| 207 | if oldData[ name ] != attrs[ name ]: |
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| 208 | |
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| 209 | return 1 |
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| 210 | |
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| 211 | else: |
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| 212 | return 1 |
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| 213 | |
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| 214 | return 0 |
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| 215 | |
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| 216 | def getJobData( self, known_jobs ): |
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| 217 | """Gather all data on current jobs in Torque""" |
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| 218 | |
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| 219 | if len( known_jobs ) > 0: |
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| 220 | jobs = known_jobs |
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| 221 | else: |
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| 222 | jobs = { } |
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| 223 | |
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| 224 | #self.initPbsQuery() |
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| 225 | |
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| 226 | #print self.pq.getnodes() |
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| 227 | |
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| 228 | joblist = self.pq.getjobs() |
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| 229 | |
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| 230 | self.cur_time = time.time() |
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| 231 | |
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| 232 | jobs_processed = [ ] |
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| 233 | |
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| 234 | #self.printJobs( joblist ) |
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| 235 | |
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| 236 | for name, attrs in joblist.items(): |
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| 237 | |
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| 238 | job_id = name.split( '.' )[0] |
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| 239 | |
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| 240 | jobs_processed.append( job_id ) |
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| 241 | |
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| 242 | name = self.getAttr( attrs, 'Job_Name' ) |
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| 243 | queue = self.getAttr( attrs, 'queue' ) |
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| 244 | owner = self.getAttr( attrs, 'Job_Owner' ).split( '@' )[0] |
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| 245 | requested_time = self.getAttr( attrs, 'Resource_List.walltime' ) |
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| 246 | requested_memory = self.getAttr( attrs, 'Resource_List.mem' ) |
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| 247 | |
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| 248 | mynoderequest = self.getAttr( attrs, 'Resource_List.nodes' ) |
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| 249 | |
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| 250 | if mynoderequest.find( ':' ) != -1 and mynoderequest.find( 'ppn' ) != -1: |
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| 251 | ppn = mynoderequest.split( ':' )[1].split( 'ppn=' )[1] |
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| 252 | else: |
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| 253 | ppn = '' |
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| 254 | |
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| 255 | status = self.getAttr( attrs, 'job_state' ) |
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| 256 | |
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| 257 | if status == 'R': |
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| 258 | start_timestamp = self.getAttr( attrs, 'mtime' ) |
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| 259 | nodes = self.getAttr( attrs, 'exec_host' ).split( '+' ) |
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| 260 | |
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| 261 | nodeslist = [ ] |
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| 262 | |
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| 263 | for node in nodes: |
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| 264 | host = node.split( '/' )[0] |
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| 265 | |
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| 266 | if nodeslist.count( host ) == 0: |
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| 267 | nodeslist.append( host ) |
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| 268 | |
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| 269 | if DETECT_TIME_DIFFS: |
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| 270 | |
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| 271 | # If a job start if later than our current date, |
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| 272 | # that must mean the Torque server's time is later |
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| 273 | # than our local time. |
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| 274 | |
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| 275 | if int(start_timestamp) > int( int(self.cur_time) + int(self.timeoffset) ): |
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| 276 | |
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| 277 | self.timeoffset = int( int(start_timestamp) - int(self.cur_time) ) |
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| 278 | |
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| 279 | elif status == 'Q': |
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| 280 | start_timestamp = '' |
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| 281 | count_mynodes = 0 |
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| 282 | numeric_node = 1 |
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| 283 | |
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| 284 | for node in mynoderequest.split( '+' ): |
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| 285 | |
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| 286 | nodepart = node.split( ':' )[0] |
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| 287 | |
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| 288 | for letter in nodepart: |
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| 289 | |
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| 290 | if letter not in string.digits: |
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| 291 | |
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| 292 | numeric_node = 0 |
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| 293 | |
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| 294 | if not numeric_node: |
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| 295 | count_mynodes = count_mynodes + 1 |
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| 296 | else: |
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| 297 | count_mynodes = count_mynodes + int( nodepart ) |
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| 298 | |
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| 299 | nodeslist = count_mynodes |
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| 300 | else: |
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| 301 | start_timestamp = '' |
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| 302 | nodeslist = '' |
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| 303 | |
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| 304 | myAttrs = { } |
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| 305 | myAttrs['name'] = name |
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| 306 | myAttrs['queue'] = queue |
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| 307 | myAttrs['owner'] = owner |
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| 308 | myAttrs['requested_time'] = requested_time |
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| 309 | myAttrs['requested_memory'] = requested_memory |
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| 310 | myAttrs['ppn'] = ppn |
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| 311 | myAttrs['status'] = status |
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| 312 | myAttrs['start_timestamp'] = start_timestamp |
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| 313 | myAttrs['reported'] = str( int( int( self.cur_time ) + int( self.timeoffset ) ) ) |
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| 314 | myAttrs['nodes'] = nodeslist |
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| 315 | myAttrs['domain'] = string.join( socket.getfqdn().split( '.' )[1:], '.' ) |
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| 316 | myAttrs['poll_interval'] = TORQUE_POLL_INTERVAL |
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| 317 | |
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| 318 | if self.jobDataChanged( jobs, job_id, myAttrs ) and myAttrs['status'] in [ 'R', 'Q' ]: |
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| 319 | jobs[ job_id ] = myAttrs |
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| 320 | |
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| 321 | #debug_msg( 10, printTime() + ' job %s state changed' %(job_id) ) |
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| 322 | |
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| 323 | for id, attrs in jobs.items(): |
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| 324 | |
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| 325 | if id not in jobs_processed: |
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| 326 | |
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| 327 | # This one isn't there anymore; toedeledoki! |
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| 328 | # |
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| 329 | del jobs[ id ] |
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| 330 | |
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| 331 | return jobs |
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| 332 | |
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| 333 | def submitJobData( self, jobs ): |
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| 334 | """Submit job info list""" |
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| 335 | |
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| 336 | self.dp.multicastGmetric( 'TOGA-HEARTBEAT', str( int( int( self.cur_time ) + int( self.timeoffset ) ) ) ) |
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| 337 | |
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| 338 | # Now let's spread the knowledge |
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| 339 | # |
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| 340 | for jobid, jobattrs in jobs.items(): |
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| 341 | |
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| 342 | gmetric_val = self.compileGmetricVal( jobid, jobattrs ) |
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| 343 | |
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| 344 | for val in gmetric_val: |
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| 345 | self.dp.multicastGmetric( 'TOGA-JOB-' + jobid, val ) |
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| 346 | |
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| 347 | def makeNodeString( self, nodelist ): |
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| 348 | """Make one big string of all hosts""" |
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| 349 | |
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| 350 | node_str = None |
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| 351 | |
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| 352 | for node in nodelist: |
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| 353 | if not node_str: |
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| 354 | node_str = node |
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| 355 | else: |
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| 356 | node_str = node_str + ';' + node |
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| 357 | |
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| 358 | return node_str |
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| 359 | |
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| 360 | def compileGmetricVal( self, jobid, jobattrs ): |
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| 361 | """Create a val string for gmetric of jobinfo""" |
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| 362 | |
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| 363 | appendList = [ ] |
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| 364 | appendList.append( 'name=' + jobattrs['name'] ) |
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| 365 | appendList.append( 'queue=' + jobattrs['queue'] ) |
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| 366 | appendList.append( 'owner=' + jobattrs['owner'] ) |
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| 367 | appendList.append( 'requested_time=' + jobattrs['requested_time'] ) |
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| 368 | |
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| 369 | if jobattrs['requested_memory'] != '': |
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| 370 | appendList.append( 'requested_memory=' + jobattrs['requested_memory'] ) |
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| 371 | |
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| 372 | if jobattrs['ppn'] != '': |
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| 373 | appendList.append( 'ppn=' + jobattrs['ppn'] ) |
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| 374 | |
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| 375 | appendList.append( 'status=' + jobattrs['status'] ) |
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| 376 | |
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| 377 | if jobattrs['start_timestamp'] != '': |
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| 378 | appendList.append( 'start_timestamp=' + jobattrs['start_timestamp'] ) |
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| 379 | |
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| 380 | appendList.append( 'reported=' + jobattrs['reported'] ) |
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| 381 | appendList.append( 'poll_interval=' + str( jobattrs['poll_interval'] ) ) |
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| 382 | appendList.append( 'domain=' + jobattrs['domain'] ) |
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| 383 | |
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| 384 | if jobattrs['status'] == 'R': |
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| 385 | if len( jobattrs['nodes'] ) > 0: |
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| 386 | appendList.append( 'nodes=' + self.makeNodeString( jobattrs['nodes'] ) ) |
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| 387 | elif jobattrs['status'] == 'Q': |
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| 388 | appendList.append( 'nodes=' + str(jobattrs['nodes']) ) |
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| 389 | |
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| 390 | return self.makeAppendLists( appendList ) |
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| 391 | |
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| 392 | def makeAppendLists( self, append_list ): |
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| 393 | """ |
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| 394 | Divide all values from append_list over strings with a maximum |
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| 395 | size of 1400 |
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| 396 | """ |
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| 397 | |
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| 398 | app_lists = [ ] |
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| 399 | |
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| 400 | mystr = None |
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| 401 | |
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| 402 | for val in append_list: |
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| 403 | |
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| 404 | if not mystr: |
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| 405 | mystr = val |
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| 406 | else: |
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| 407 | if not self.checkValAppendMaxSize( mystr, val ): |
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| 408 | mystr = mystr + ' ' + val |
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| 409 | else: |
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| 410 | # Too big, new appenlist |
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| 411 | app_lists.append( mystr ) |
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| 412 | mystr = val |
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| 413 | |
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| 414 | app_lists.append( mystr ) |
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| 415 | |
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| 416 | return app_lists |
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| 417 | |
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| 418 | def checkValAppendMaxSize( self, val, text ): |
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| 419 | """Check if val + text size is not above 1400 (max msg size)""" |
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| 420 | |
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| 421 | # Max frame size of a udp datagram is 1500 bytes |
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| 422 | # removing misc header and gmetric stuff leaves about 1400 bytes |
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| 423 | # |
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| 424 | if len( val + text ) > 1400: |
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| 425 | return 1 |
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| 426 | else: |
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| 427 | return 0 |
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| 428 | |
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| 429 | def printJobs( self, jobs ): |
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| 430 | """Print a jobinfo overview""" |
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| 431 | |
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| 432 | for name, attrs in self.jobs.items(): |
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| 433 | |
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| 434 | print 'job %s' %(name) |
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| 435 | |
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| 436 | for name, val in attrs.items(): |
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| 437 | |
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| 438 | print '\t%s = %s' %( name, val ) |
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| 439 | |
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| 440 | def printJob( self, jobs, job_id ): |
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| 441 | """Print job with job_id from jobs""" |
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| 442 | |
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| 443 | print 'job %s' %(job_id) |
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| 444 | |
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| 445 | for name, val in jobs[ job_id ].items(): |
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| 446 | |
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| 447 | print '\t%s = %s' %( name, val ) |
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| 448 | |
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| 449 | def daemon( self ): |
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| 450 | """Run as daemon forever""" |
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| 451 | |
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| 452 | # Fork the first child |
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| 453 | # |
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| 454 | pid = os.fork() |
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| 455 | if pid > 0: |
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| 456 | sys.exit(0) # end parent |
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| 457 | |
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| 458 | # creates a session and sets the process group ID |
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| 459 | # |
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| 460 | os.setsid() |
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| 461 | |
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| 462 | # Fork the second child |
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| 463 | # |
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| 464 | pid = os.fork() |
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| 465 | if pid > 0: |
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| 466 | sys.exit(0) # end parent |
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| 467 | |
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| 468 | # Go to the root directory and set the umask |
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| 469 | # |
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| 470 | os.chdir('/') |
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| 471 | os.umask(0) |
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| 472 | |
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| 473 | sys.stdin.close() |
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| 474 | sys.stdout.close() |
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| 475 | sys.stderr.close() |
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| 476 | |
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| 477 | os.open('/dev/null', 0) |
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| 478 | os.dup(0) |
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| 479 | os.dup(0) |
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| 480 | |
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| 481 | self.run() |
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| 482 | |
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| 483 | def run( self ): |
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| 484 | """Main thread""" |
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| 485 | |
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| 486 | while ( 1 ): |
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| 487 | |
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| 488 | self.jobs = self.getJobData( self.jobs ) |
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| 489 | self.submitJobData( self.jobs ) |
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| 490 | time.sleep( TORQUE_POLL_INTERVAL ) |
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| 491 | |
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| 492 | def printTime( ): |
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| 493 | """Print current time/date in human readable format for log/debug""" |
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| 494 | |
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| 495 | return time.strftime("%a, %d %b %Y %H:%M:%S") |
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| 496 | |
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| 497 | def debug_msg( level, msg ): |
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| 498 | """Print msg if at or above current debug level""" |
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| 499 | |
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| 500 | if (DEBUG_LEVEL >= level): |
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| 501 | sys.stderr.write( msg + '\n' ) |
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| 502 | |
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| 503 | def main(): |
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| 504 | """Application start""" |
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| 505 | |
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| 506 | if not processArgs( sys.argv[1:] ): |
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| 507 | sys.exit( 1 ) |
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| 508 | |
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| 509 | gather = DataGatherer() |
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| 510 | if DAEMONIZE: |
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| 511 | gather.daemon() |
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| 512 | else: |
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| 513 | gather.run() |
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| 514 | |
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| 515 | # w00t someone started me |
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| 516 | # |
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| 517 | if __name__ == '__main__': |
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| 518 | main() |
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