121 lines
6.5 KiB
PHP
121 lines
6.5 KiB
PHP
<?php
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#
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# Plugin: check_apachestatus.pl by De Bodt Lieven
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# http://exchange.nagios.org/directory/Plugins/Web-Servers/Apache/check_apachestatus/details
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# plugin produces GAUGE values
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#
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# pnp4nagios templating: Roman Ovchinnikov <coolthecold@gmail.com>
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# pnp version >= 0.6.5
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#
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include 'arrayfix.php';
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#
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# from apache's scoreboard.h
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# #define SERVER_DEAD 0
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# #define SERVER_STARTING 1 /* Server Starting up */
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# #define SERVER_READY 2 /* Waiting for connection (or accept() lock) */
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# #define SERVER_BUSY_READ 3 /* Reading a client request */
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# #define SERVER_BUSY_WRITE 4 /* Processing a client request */
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# #define SERVER_BUSY_KEEPALIVE 5 /* Waiting for more requests via keepalive */
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# #define SERVER_BUSY_LOG 6 /* Logging the request */
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# #define SERVER_BUSY_DNS 7 /* Looking up a hostname */
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# #define SERVER_CLOSING 8 /* Closing the connection */
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# #define SERVER_GRACEFUL 9 /* server is gracefully finishing request */
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# #define SERVER_IDLE_KILL 10 /* Server is cleaning up idle children. */
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# #define SERVER_NUM_STATUS 11 /* number of status settings */
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# perfdata example:
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# Performance Data: 'Waiting for Connection'=90 'Starting Up'=0 'Reading Request'=10
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# 'Sending Reply'=196 'Keepalive (read)'=360 'DNS Lookup'=0 'Closing Connection'=77
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# 'Logging'=0 'Gracefully finishing'=0 'Idle cleanup'=0 'Open slot'=547 'Requests/sec'=119.0
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# 'kB per sec'=8294.4KB 'kB per Request'=69.9KB
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#
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# first graph - workers that do smth, not just idling..
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$ds_name[1] = "Working slots";
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$opt[1] = " --vertical-label \"Workers\" --title \"Apache Workers: working on $hostname / $servicedesc\" ";
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$opt[1] .= " --slope-mode ";
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$def[1] = rrd::def("var2", $RRDFILE[2], $DS[2], "AVERAGE"); #starting
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$def[1] .= rrd::cdef("negstarting", "var2,-1,*"); #starting
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$def[1] .= rrd::def("var3", $RRDFILE[3], $DS[3], "AVERAGE"); #reading
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$def[1] .= rrd::cdef("negreading", "var3,-1,*"); #reading
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$def[1] .= rrd::def("var4", $RRDFILE[4], $DS[4], "AVERAGE"); #reply
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$def[1] .= rrd::def("var6", $RRDFILE[6], $DS[6], "AVERAGE"); #DNS LOOKUP
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$def[1] .= rrd::cdef("negdns", "var6,-1,*"); #DNS LOOKUP
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$def[1] .= rrd::def("var7", $RRDFILE[7], $DS[7], "AVERAGE"); #closing
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$def[1] .= rrd::cdef("negclosing", "var7,-1,*"); #closing
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$def[1] .= rrd::def("var8", $RRDFILE[8], $DS[8], "AVERAGE"); #logging
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$def[1] .= rrd::cdef("neglogging", "var8,-1,*"); #logging
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$def[1] .= rrd::area("negclosing", "#b7ff9e", "closing", true); #closing
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$def[1] .= rrd::line1("negclosing", "#2eae00");
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$def[1] .= rrd::gprint("var7", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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$def[1] .= rrd::area("negstarting", "#993300", "starting"); #startung
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$def[1] .= rrd::gprint("var2", array("LAST","MAX","AVERAGE"), "%7.0lf");
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$def[1] .= rrd::area("negreading", "#001919", "reading", true); #reading
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$def[1] .= rrd::gprint("var3", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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$def[1] .= rrd::area("negdns", "#009900", "DNS lookup", true); #dns lookup
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$def[1] .= rrd::gprint("var6", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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$def[1] .= rrd::area("neglogging", "#ff0000", "logging", true); #logging
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$def[1] .= rrd::gprint("var8", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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$def[1] .= rrd::area("var4", "#6fb7ff", "replying"); #replying
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$def[1] .= rrd::line1("var4", "#0019ff", false, false);
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$def[1] .= rrd::gprint("var4", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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# second graph - idling workers
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#some idle actions like graceful shutdown, open slots & such
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$ds_name[2] = "Idling slots";
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$opt[2] = " --vertical-label \"Workers\" --title \"Apache Workers: idling on $hostname / $servicedesc\" ";
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$opt[2] .= " --slope-mode ";
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$def[2] = rrd::def("var2", $RRDFILE[5], $DS[5], "AVERAGE"); #keepalive (read)
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$def[2] .= rrd::def("var3", $RRDFILE[1], $DS[1], "AVERAGE"); #waiting
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$def[2] .= rrd::def("var4", $RRDFILE[10], $DS[10], "AVERAGE"); #idle cleanup
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$def[2] .= rrd::def("var5", $RRDFILE[9], $DS[9], "AVERAGE"); #gracefully finishing
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$def[2] .= rrd::area("var3", "#ffe4c4", "waiting for conn");
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$def[2] .= rrd::line1("var3", "#eb891d");
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$def[2] .= rrd::gprint("var3", array("LAST","MAX","AVERAGE"), "%7.0lf") ;#TODO - add border lines like for finishing
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$def[2] .= rrd::area("var2", "#503020", "keepalive", true); #TODO - add border lines like for finishing
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$def[2] .= rrd::gprint("var2", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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$def[2] .= rrd::area("var4", "#66cdaa", "idle cleanup", true);
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$def[2] .= rrd::gprint("var4", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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$def[2] .= rrd::area("var5", "#6fb7ff", "gracefully finishing", true);
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$def[2] .= rrd::cdef("grline", "var2,var3,var4,var5,+,+,+"); #line shouldn't be stacked over
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$def[2] .= rrd::line1("grline", "#0019ff", false, false);
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$def[2] .= rrd::gprint("var5", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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#third graph - open slots count
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$ds_name[3] = "Open slots";
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$opt[3] = " --vertical-label \"Workers\" --title \"Apache open slots on $hostname / $servicedesc\" ";
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$opt[3] .= " --slope-mode ";
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$def[3] = rrd::def("var1", $RRDFILE[11], $DS[11], "AVERAGE");
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$def[3] .= rrd::area("var1", "#e0e0e0", "open slots");
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$def[3] .= rrd::line1("var1", "#858585");
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$def[3] .= rrd::gprint("var1", array("LAST","MAX","AVERAGE"), "%7.0lf") ;
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#fourth graph - server's traffic total and per request
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$ds_name[4] = "Apache Traffic";
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$opt[4] = " --vertical-label \"Traffic\" -b 1024 --title \"Apache Traffic for $hostname / $servicedesc\" ";
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$opt[4] .= " --slope-mode ";
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$def[4] = rrd::def("var1", $RRDFILE[13], $DS[13], "AVERAGE");
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$def[4] .= rrd::cdef("trbytes", "var1,1024,*");
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$def[4] .= rrd::def("var2", $RRDFILE[14], $DS[14], "AVERAGE");
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$def[4] .= rrd::cdef("negperreq", "var2,-1,*");
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$def[4] .= "VDEF:totalbytes=trbytes,TOTAL ";
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$def[4] .= rrd::area("trbytes", "#b0c0fb", "throughput");
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$def[4] .= rrd::line1("trbytes", "#3c63ff");
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$def[4] .= rrd::gprint("trbytes", array("LAST","MAX","AVERAGE"), "%7.2lf %sB/sec") ;
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$def[4] .= rrd::line2("negperreq", "#00ff00", "kB/request");
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$def[4] .= rrd::gprint("var2", array("LAST","MAX","AVERAGE"), "%7.2lf %s$UNIT[14]") ;
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$def[4] .= "GPRINT:totalbytes:\"%3.0lf %sB total\\n\" ";
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#fifth graph - requests per sec ( rate is calculated by apache, time smoothed, very averaged, shouldn't be believed)
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$ds_name[5] = "Apache requests";
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$opt[5] = " --vertical-label \"Request/sec\" --title \"Apache request/sec for $hostname / $servicedesc\" ";
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$opt[5] .= " --slope-mode ";
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$def[5] = rrd::def("var1", $RRDFILE[12], $DS[12], "AVERAGE");
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$def[5] .= rrd::area("var1", "#b7ff9e", "Requests / sec");
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$def[5] .= rrd::line1("var1", "#2eae00");
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$def[5] .= rrd::gprint("var1", array("LAST","MAX","AVERAGE"), "%7.2lf %s") ;
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