qa/983

   1 #!/bin/sh
   2 # PCP QA Test No. 983
   3 # pmie via proxies
   4 #
   5 # Copyright (c) 2015 Red Hat
   6 #
   7
   8 seq=`basename $0`
   9 echo "QA output created by $seq"
  10
  11 # get standard environment, filters and checks
  12 . ./common.product
  13 . ./common.filter
  14 . ./common.check
  15
  16 which socat >/dev/null 2>&1 || _notrun "socat binary not installed"
  17
  18 port2=55432 # just some random port
  19 port1=55431 # just some random port
  20 echo | $PCP_BINADM_DIR/telnet-probe localhost $port1 \
  21     && _notrun "Someone already listening on port $port1"
  22 echo | $PCP_BINADM_DIR/telnet-probe localhost $port2 \
  23     && _notrun "Someone already listening on port $port2"
  24 # (technically, this is a TOCTTOU race condition)
  25
  26
  27 status=1        # failure is the default!
  28 $sudo rm -rf $tmp.* $seq.full
  29
  30 signal=$PCP_BINADM_DIR/pmsignal
  31
  32 _cleanup() {
  33     $sudo rm -f $tmp.*
  34     [ -z "$pmcd_pid" ] || sudo $signal $pmcd_pid
  35     [ -z "$socat_pid" ] || sudo $signal $socat_pid
  36     $sudo $PCP_RC_DIR/pmcd restart | _filter_pcp_start
  37 }
  38 trap "_cleanup; exit \$status" 0 1 2 3 15
  39
  40
  41 # ditch timestamps and exact hostnames
  42 _filter_pmie() {
  43     hostname=`hostname`
  44     _filter_pmie_log |
  45         sed -e 's/^\[.*\]/[TIMESTAMP]/' |
  46         sed -e 's/'$hostname'/HOSTNAME/'
  47 }
  48
  49
  50
  51 # real QA test starts here
  52
  53 # We use socat to create a loopback proxy for pmcd on some oddball
  54 # port, and have pmie be forced to talk to it there.  The idea is that
  55 # if pmie were to still use the host-name as a pmNewContext attempt,
  56 # it will fail (since there won't be a pmcd there).
  57
  58 # see also qa/283 for "pmcd -p" testing.
  59 $sudo $PCP_RC_DIR/pmcd stop >/dev/null 2>&1
  60 # allow time to cleanup and close all sockets
  61 sleep 3
  62
  63 rm -f $seq.full
  64
  65
  66 echo "=== starting pmcd on port $port1 ===" |tee -a $seq.full
  67 cat >$tmp.sh <<END
  68 #!/bin/sh
  69 PATH=$PATH
  70 $PCP_PMCD_PROG -f -l $tmp.log -p $port1 &
  71 echo \$!
  72 END
  73
  74 # Filter the stderr of this using a temp file
  75 pmcd_pid=`$sudo sh $tmp.sh 2>$tmp.tmp`
  76 cat $tmp.tmp 1>&2
  77 sleep 1
  78
  79
  80 echo "=== starting socat on port $port2 ===" |tee -a $seq.full
  81
  82 # Filter the stderr of this using a temp file
  83 socat -d -d TCP-LISTEN:$port2,fork TCP:localhost:$port1 2>$tmp.socat &
  84 socat_pid=$!
  85 sleep 1
  86
  87 cat >$tmp.pmie <<END
  88 delta = 1sec;
  89 (sample.load > 40) -> print "found the meaning of %h %c %v";
  90 END
  91
  92
  93 for port in $port2 $port1 44321  # the latter will fail
  94 do
  95     echo "=== running pmie via $port ===" |tee -a $seq.full
  96     pmie -f -h localhost:$port -c $tmp.pmie -T 5s > $tmp.out 2>&1
  97     cat $tmp.out >> $seq.full
  98     cat $tmp.out | _filter_pmie
  99     #(echo f $tmp.pmie; echo l; echo r 5s) | pmie -d -f -h localhost:$port | _filter_pmie
 100 done
 101
 102
 103 # collect misc.
 104 echo "pmie log" >> $seq.full
 105 cat $tmp.log >> $seq.full
 106 echo "socat log" >> $seq.full
 107 cat $tmp.socat >> $seq.full
 108
 109 # success, all done
 110 status=0
 111
 112 exit