1 | <?php |
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2 | $GANGLIA_PATH = "/var/www/ganglia"; |
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3 | |
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4 | include_once "$GANGLIA_PATH/conf.php"; |
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5 | include_once "$GANGLIA_PATH/functions.php"; |
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6 | |
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7 | if ( !empty( $_GET ) ) { |
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8 | extract( $_GET ); |
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9 | } |
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10 | |
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11 | class HTTPVariables { |
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12 | |
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13 | var $clustername, $metricname; |
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14 | |
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15 | function HTTPVariables() { |
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16 | |
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17 | global $HTTP_GET_VARS; |
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18 | |
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19 | $this->clustername = $HTTP_GET_VARS["c"] ? $HTTP_GET_VARS["c"] : null; |
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20 | $this->metricname = $HTTP_GET_VARS["m"] ? $HTTP_GET_VARS["m"] : null; |
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21 | } |
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22 | |
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23 | function getClusterName() { |
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24 | return $this->clustername; |
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25 | } |
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26 | |
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27 | function getMetricName() { |
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28 | return $this->metricname; |
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29 | } |
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30 | } |
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31 | |
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32 | class DataSource { |
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33 | |
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34 | var $data, $ip, $port; |
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35 | |
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36 | function DataSource( $ip = '127.0.0.1', $port = 8649 ) { |
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37 | $this->ip = $ip; |
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38 | $this->port = $port; |
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39 | } |
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40 | |
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41 | function getData() { |
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42 | |
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43 | $errstr; |
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44 | $errno = 0; |
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45 | $timeout = 3; |
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46 | |
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47 | $fp = fsockopen( $this->ip, $this->port, &$errno, &$errstr, $timeout ); |
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48 | |
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49 | if( !$fp ) { |
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50 | echo 'Unable to connect to '.$this->ip.':'.$this->port; // printf( 'Unable to connect to [%s:%.0f]', $this->ip, $this->port ); |
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51 | return; |
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52 | } |
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53 | |
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54 | while ( !feof( $fp ) ) { |
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55 | |
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56 | $data .= fread( $fp, 16384 ); |
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57 | } |
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58 | |
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59 | fclose( $fp ); |
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60 | |
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61 | return $data; |
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62 | } |
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63 | } |
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64 | |
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65 | class DataGatherer { |
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66 | |
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67 | var $xmlhandler, $data, $httpvars; |
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68 | |
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69 | function DataGatherer() { |
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70 | |
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71 | $this->parser = xml_parser_create(); |
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72 | $this->source = new DataSource(); |
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73 | $this->httpvars = new HTTPVariables(); |
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74 | $this->xmlhandler = new TorqueXMLHandler(); |
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75 | xml_set_element_handler( $this->parser, array( &$this->xmlhandler, 'startElement' ), array( &$this->xmlhandler, 'stopElement' ) ); |
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76 | } |
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77 | |
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78 | function parseXML() { |
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79 | |
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80 | $src = &$this->source; |
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81 | $this->data = $src->getData(); |
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82 | |
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83 | if ( !xml_parse( &$this->parser, $this->data ) ) { |
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84 | $error = sprintf( 'XML error: %s at %d', xml_error_string( xml_get_error_code( &$this->parser ) ), xml_get_current_line_number( &$this->parser ) ); |
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85 | // die( $error ); |
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86 | } |
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87 | } |
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88 | |
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89 | function printInfo() { |
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90 | $handler = $this->xmlhandler; |
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91 | $handler->printInfo(); |
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92 | } |
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93 | |
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94 | function getNodes() { |
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95 | $handler = $this->xmlhandler; |
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96 | return $handler->getNodes(); |
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97 | } |
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98 | |
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99 | function getJobs() { |
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100 | $handler = $this->xmlhandler; |
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101 | return $handler->getJobs(); |
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102 | } |
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103 | |
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104 | } |
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105 | |
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106 | class TorqueXMLHandler { |
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107 | |
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108 | var $clusters, $heartbeat, $nodes, $jobs; |
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109 | |
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110 | function TorqueXMLHandler() { |
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111 | $jobs = array(); |
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112 | $clusters = array(); |
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113 | $nodes = array(); |
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114 | $heartbeat = array(); |
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115 | } |
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116 | |
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117 | function gotNode( $hostname, $location = 'unspecified', $jobid = null ) { |
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118 | |
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119 | $nodes = &$this->nodes; |
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120 | |
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121 | if( !isset( $nodes[$hostname] ) ) { |
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122 | |
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123 | $nodes[$hostname] = new Node( $hostname ); |
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124 | } |
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125 | |
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126 | if( $location ) { |
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127 | |
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128 | $nodes[$hostname]->setLocation( $location ); |
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129 | } |
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130 | |
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131 | if( $jobid ) { |
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132 | $nodes[$hostname]->addJob( $jobid ); |
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133 | } |
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134 | } |
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135 | |
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136 | function startElement( $parser, $name, $attrs ) { |
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137 | |
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138 | $jobs = &$this->jobs; |
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139 | |
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140 | if ( $attrs[TN] ) { |
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141 | |
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142 | // Ignore dead metrics. Detect and mask failures. |
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143 | if ( $attrs[TN] > $attrs[TMAX] * 4 ) |
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144 | return; |
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145 | } |
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146 | |
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147 | $jobid = null; |
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148 | |
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149 | // printf( '%s=%s', $attrs[NAME], $attrs[VAL] ); |
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150 | |
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151 | if( $name == 'CLUSTER' ) { |
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152 | |
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153 | $clustername = $attrs[VAL]; |
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154 | |
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155 | if( !isset( $clusters[$clustername] ) ) |
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156 | $clusters[$clustername] = array(); |
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157 | |
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158 | } else if( $name == 'HOST' ) { |
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159 | |
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160 | $hostname = $attrs[NAME]; |
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161 | $location = $attrs[LOCATION]; |
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162 | |
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163 | $this->gotNode( $hostname, $location, null ); |
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164 | |
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165 | } else if( $name == 'METRIC' and strstr( $attrs[NAME], 'TOGA' ) ) { |
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166 | |
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167 | if( strstr( $attrs[NAME], 'TOGA-HEARTBEAT' ) ) { |
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168 | |
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169 | $heartbeat['time'] = $attrs[VAL]; |
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170 | //printf( "heartbeat %s\n", $heartbeat['time'] ); |
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171 | |
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172 | } else if( strstr( $attrs[NAME], 'TOGA-JOB' ) ) { |
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173 | |
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174 | sscanf( $attrs[NAME], 'TOGA-JOB-%d', $jobid ); |
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175 | |
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176 | //printf( "jobid %s\n", $jobid ); |
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177 | |
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178 | if( !isset( $jobs[$jobid] ) ) |
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179 | $jobs[$jobid] = array(); |
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180 | |
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181 | $fields = explode( ' ', $attrs[VAL] ); |
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182 | |
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183 | foreach( $fields as $f ) { |
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184 | $togavalues = explode( '=', $f ); |
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185 | |
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186 | $toganame = $togavalues[0]; |
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187 | $togavalue = $togavalues[1]; |
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188 | |
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189 | //printf( "\t%s\t= %s\n", $toganame, $togavalue ); |
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190 | |
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191 | if( $toganame == 'nodes' ) { |
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192 | |
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193 | if( !isset( $jobs[$jobid][$toganame] ) ) |
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194 | $jobs[$jobid][$toganame] = array(); |
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195 | |
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196 | $nodes = explode( ';', $togavalue ); |
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197 | |
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198 | foreach( $nodes as $node ) { |
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199 | |
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200 | $hostname = $node.'.'.$jobs[$jobid][domain]; |
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201 | $jobs[$jobid][$toganame][] = $hostname; |
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202 | $this->gotNode( $hostname, null, $jobid ); |
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203 | } |
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204 | |
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205 | } else { |
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206 | |
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207 | $jobs[$jobid][$toganame] = $togavalue; |
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208 | } |
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209 | } |
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210 | } |
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211 | } |
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212 | } |
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213 | |
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214 | function stopElement( $parser, $name ) { |
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215 | } |
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216 | |
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217 | function printInfo() { |
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218 | |
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219 | $jobs = &$this->jobs; |
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220 | |
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221 | printf( "---jobs---\n" ); |
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222 | |
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223 | foreach( $jobs as $jobid => $job ) { |
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224 | |
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225 | printf( "job %s\n", $jobid ); |
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226 | |
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227 | if( isset( $job[nodes] ) ) { |
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228 | |
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229 | foreach( $job[nodes] as $node ) { |
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230 | |
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231 | $mynode = $this->nodes[$node]; |
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232 | $hostname = $mynode->getHostname(); |
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233 | $location = $mynode->getLocation(); |
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234 | |
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235 | printf( "\t- node %s\tlocation %s\n", $hostname, $location ); |
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236 | //$this->nodes[$hostname]->setLocation( "hier draait job ".$jobid ); |
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237 | } |
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238 | } |
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239 | } |
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240 | |
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241 | printf( "---nodes---\n" ); |
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242 | |
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243 | $nodes = &$this->nodes; |
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244 | |
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245 | foreach( $nodes as $node ) { |
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246 | |
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247 | $hostname = $node->getHostname(); |
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248 | $location = $node->getLocation(); |
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249 | $jobs = implode( ' ', $node->getJobs() ); |
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250 | printf( "* node %s\tlocation %s\tjobs %s\n", $hostname, $location, $jobs ); |
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251 | } |
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252 | } |
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253 | |
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254 | function getNodes() { |
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255 | return $this->nodes; |
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256 | } |
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257 | |
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258 | function getJobs() { |
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259 | return $this->jobs; |
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260 | } |
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261 | } |
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262 | |
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263 | class Node { |
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264 | |
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265 | var $img, $hostname, $location, $jobs; |
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266 | var $x, $y; |
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267 | |
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268 | function Node( $hostname ) { |
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269 | |
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270 | $this->hostname = $hostname; |
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271 | $this->img = new NodeImg(); |
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272 | $this->jobs = array(); |
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273 | } |
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274 | |
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275 | function addJob( $jobid ) { |
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276 | $jobs = &$this->jobs; |
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277 | |
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278 | $jobs[] = $jobid; |
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279 | } |
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280 | |
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281 | function setLocation( $location ) { |
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282 | $this->location = $location; |
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283 | } |
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284 | |
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285 | function setHostname( $hostname ) { |
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286 | $this->hostname = $hostname; |
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287 | } |
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288 | |
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289 | function setCpus( $cpus ) { |
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290 | $this->cpus = $cpus; |
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291 | } |
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292 | |
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293 | function getHostname() { |
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294 | return $this->hostname; |
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295 | } |
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296 | |
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297 | function getLocation() { |
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298 | return $this->location; |
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299 | } |
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300 | |
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301 | function getCpus() { |
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302 | return $this->cpus; |
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303 | } |
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304 | |
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305 | function getJobs() { |
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306 | return $this->jobs; |
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307 | } |
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308 | |
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309 | function setCoords( $x, $y ) { |
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310 | $myimg = $this->img; |
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311 | $myimg->setCoords( $x, $y ); |
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312 | } |
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313 | |
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314 | function setImage( $image ) { |
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315 | $myimg = $this->img; |
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316 | $myimg->setImage( &$image ); |
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317 | } |
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318 | |
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319 | function draw() { |
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320 | $myimg = $this->img; |
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321 | |
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322 | $cpus = $metrics[$this->hostname]["cpu_num"][VAL]; |
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323 | if (!$cpus) $cpus=1; |
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324 | $load_one = $metrics[$this->hostname]["load_one"][VAL]; |
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325 | $load = ((float) $load_one)/$cpus; |
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326 | |
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327 | $myimg->setLoad( $load ); |
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328 | $myimg->draw(); |
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329 | } |
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330 | } |
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331 | |
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332 | class NodeImg { |
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333 | |
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334 | var $image, $x, $y; |
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335 | |
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336 | function NodeImg( $image = null ) { |
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337 | |
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338 | $imageWidth = 100; |
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339 | $imageHeight = 100; |
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340 | |
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341 | if( !$image ) { |
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342 | $this->image = imageCreate( $imageWidth, $imageHeight ); |
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343 | // or die( 'Cannot initialize new image stream: is GD installed?' ); |
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344 | } else { |
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345 | $this->image = $image; |
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346 | } |
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347 | |
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348 | $background_color = imageColorAllocate( $this->image, 255, 255, 255 ); |
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349 | $black_color = imageColorAllocate( $this->image, 0, 0, 0 ); |
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350 | imageRectangle( $this->image, 0, 0, $imageWidth-1, $imageHeight-1, $black_color ); |
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351 | $this->x = null; |
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352 | $this->y = null; |
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353 | } |
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354 | |
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355 | function setCoords( $x, $y ) { |
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356 | $this->x = $x; |
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357 | $this->y = $y; |
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358 | } |
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359 | |
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360 | function colorHex( $color ) { |
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361 | |
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362 | $my_color = imageColorAllocate( $this->image, hexdec( substr( $color, 0, 2 )), hexdec( substr( $color, 2, 4 )), hexdec( substr( $color, 4, 6 )) ); |
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363 | |
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364 | return $my_color; |
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365 | } |
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366 | |
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367 | function setImage( $image ) { |
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368 | $this->image = $image; |
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369 | } |
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370 | |
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371 | function setLoad( $load ) { |
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372 | $this->load = $load; |
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373 | } |
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374 | |
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375 | function drawNode( &$queuecolor, $load, &$jobcolor ) { |
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376 | |
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377 | if( !$this->x or !$this->y or !$this->load ) { |
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378 | return; |
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379 | } |
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380 | |
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381 | |
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382 | // Convert Ganglias Hexadecimal load color to a Decimal one |
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383 | $my_loadcolor = $this->colorHex( load_color($load) ); |
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384 | |
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385 | imageFilledRectangle( $this->image, $this->x, $this->y, $this->x+12, $this->y+12, $queuecolor ); |
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386 | imageFilledRectangle( $this->image, $this->x+2, $this->y+2, $this->x+10, $this->y+10, $my_loadcolor ); |
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387 | // Een job markering? |
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388 | //imageFilledEllipse( $this->image, ($this->x+9)/2, ($this->y+9)/2, 6, 6, $jobcolor ); |
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389 | } |
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390 | |
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391 | function draw() { |
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392 | |
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393 | $queue_color = imageColorAllocate( $this->image, 0, 102, 304 ); |
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394 | $job_color = imageColorAllocate( $this->image, 204, 204, 0 ); |
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395 | |
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396 | $this->drawNode( $queue_color, 0.1, $job_color ); |
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397 | } |
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398 | } |
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399 | |
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400 | class ImageCreator { |
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401 | |
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402 | var $dataget, $image; |
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403 | |
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404 | function ImageCreator() { |
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405 | $this->dataget = new DataGatherer(); |
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406 | } |
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407 | |
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408 | function draw() { |
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409 | $mydatag = &$this->dataget; |
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410 | $mydatag->parseXML(); |
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411 | |
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412 | $max_width = 150; |
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413 | $node_width = 12; |
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414 | |
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415 | $nodes = $mydatag->getNodes(); |
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416 | |
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417 | $nodes_nr = count( $nodes ); |
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418 | $node_keys = array_keys( $nodes ); |
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419 | |
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420 | $nodes_size = $nodes_nr*$node_width; |
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421 | $node_rows = 0; |
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422 | |
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423 | if( $nodes_size > $max_width ) { |
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424 | $nodes_per_row = (int) $max_width/$node_width; |
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425 | } else { |
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426 | $nodes_per_row = $nodes_size; |
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427 | $node_rows = 1; |
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428 | } |
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429 | |
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430 | if( $nodes_per_row < $nodes_nr ) { |
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431 | $node_rows = (int) $nodes_nr/$nodes_per_row; |
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432 | if( ((int) fmod( $node_nr, ($nodes_nr*$nodes_per_row) )) > 0 ) { |
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433 | $node_rows++; |
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434 | } |
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435 | } |
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436 | |
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437 | $image = imageCreate( ($nodes_per_row*$node_width), ($node_rows*$node_width) ); |
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438 | |
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439 | $cur_node = 0; |
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440 | |
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441 | for( $n = 0; $n < $node_rows; $n++ ) { |
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442 | |
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443 | for( $m = 0; $m < $nodes_per_row; $m++ ) { |
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444 | |
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445 | $x = ($m*$node_width); |
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446 | $y = ($m*$node_width)+($n*$node_width); |
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447 | $host = $node_keys[$cur_node]; |
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448 | //printf( "cur_node %d, host %s\n", $cur_node, $host ); |
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449 | if( isset( $nodes[$host] ) and ($cur_node < $nodes_nr) ) { |
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450 | $nodes[$host]->setCoords( $x, $y ); |
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451 | $nodes[$host]->setImage( &$image ); |
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452 | $nodes[$host]->draw(); |
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453 | $cur_node++; |
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454 | } |
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455 | } |
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456 | } |
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457 | |
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458 | header( 'Content-type: image/png' ); |
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459 | imagePNG( $image ); |
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460 | imageDestroy( $image ); |
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461 | } |
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462 | } |
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463 | |
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464 | //$my_node = new NodeImg(); |
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465 | //$my_node->drawImage(); |
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466 | |
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467 | //$my_data = new DataGatherer(); |
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468 | //$my_data->parseXML(); |
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469 | //$my_data->printInfo(); |
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470 | |
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471 | $ic = new ImageCreator(); |
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472 | $ic->draw(); |
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473 | ?> |
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