qa/943

   1 #!/bin/sh
   2 # PCP QA Test No. 943
   3 # Exercise pmdaproc access permission checking.
   4 #
   5 # Copyright (c) 2013 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 _get_libpcp_config
  17 $unix_domain_sockets || _notrun "No unix domain socket support available"
  18 $authentication || _notrun "No authentication support available"
  19 pminfo proc.nprocs >/dev/null 2>&1 || _notrun "proc PMDA not installed"
  20
  21 status=1        # failure is the default!
  22 $sudo rm -rf $tmp.* $seq.full
  23 trap "cd $here; rm -rf $tmp.*; exit \$status" 0 1 2 3 15
  24
  25 _filter_counts()
  26 {
  27     # special case these ones ...
  28     # proc.psinfo.cgroups -61 No data available
  29     # proc.psinfo.cgroups -12350 Metric not supported by this version of monitored application
  30     # proc.psinfo.cpusallowed -12350 Metric not supported by this version of monitored application
  31     # proc.psinfo.ngid -12350 Metric not supported by this version of monitored application
  32     # then map any number of values to COUNT
  33     #
  34     sed -e '/proc.psinfo.cgroups/s/-61 No data available/1/' \
  35         -e '/proc.psinfo.cgroups/s/-12350 .* application/1/' \
  36         -e '/proc.psinfo.cpusallowed/s/-12350 .* application/1/' \
  37         -e '/proc.psinfo.ngid/s/-12350 .* application/1/' \
  38     | $PCP_AWK_PROG '$2 > 0 { $2 = "COUNT" } { print }' \
  39     | LC_COLLATE=POSIX sort
  40 }
  41
  42 # lists of metrics
  43 unprivileged="proc.nprocs proc.runq"
  44 privileged="proc.psinfo proc.memory proc.id proc.fd"
  45
  46 # notes:
  47 # proc.schedstat not present in older nor newer kernels (farewell!)
  48 # proc.io file permissions sometimes prevent reading after seteuid?
  49 # debug: pminfo -L -K add,3,proc/pmda_proc.so,proc_init proc.io -f
  50
  51 # real QA test starts here
  52 echo "== Check unprivileged metric access"
  53 pmprobe -h localhost $unprivileged | _filter_counts
  54
  55 echo "== Check protected per-process metric fetches (expect errors)"
  56 pmprobe -h localhost $privileged | _filter_counts
  57
  58 echo "== Check authentic per-process metric fetches (expect values)"
  59 pmprobe -h unix: $privileged | _filter_counts
  60
  61 # success, all done
  62 status=0
  63 exit