ctdb/tests/INTEGRATION/simple/basics.011.statistics_reset.sh

   1 #!/usr/bin/env bash
   2
   3 # Verify that 'ctdb statisticsreset' works as expected
   4
   5 # This is pretty superficial.  It just checks that a few particular
   6 # items reduce.
   7
   8 . "${TEST_SCRIPTS_DIR}/integration.bash"
   9
  10 set -e
  11
  12 ctdb_test_init
  13
  14 try_command_on_node 0 "$CTDB listnodes | wc -l"
  15 num_nodes="$out"
  16
  17 get_stat ()
  18 {
  19         local label="$1"
  20
  21         cat "$outfile" |
  22         sed -rn -e "s@^[[:space:]]+${label}[[:space:]]+([[:digit:]])@\1@p" |
  23         head -1
  24 }
  25
  26 check_reduced ()
  27 {
  28     local label="$1"
  29     local before="$2"
  30     local after="$3"
  31
  32     if [ $after -lt $before ] ; then
  33         echo "GOOD: ${label} reduced from ${before} to ${after}"
  34     else
  35         die "BAD: ${label} did not reduce from ${before} to ${after}"
  36     fi
  37 }
  38
  39 n=0
  40 while [ $n -lt $num_nodes ] ; do
  41     echo "Getting initial statistics for node ${n}..."
  42
  43     try_command_on_node -v $n $CTDB statistics
  44
  45     before_req_control=$(get_stat "req_control")
  46     before_reply_control=$(get_stat "reply_control")
  47     before_node_packets_recv=$(get_stat "node_packets_recv")
  48
  49     try_command_on_node $n $CTDB statisticsreset
  50
  51     try_command_on_node -v $n $CTDB statistics
  52
  53     after_req_control=$(get_stat "req_control")
  54     after_reply_control=$(get_stat "reply_control")
  55     after_node_packets_recv=$(get_stat "node_packets_recv")
  56
  57     check_reduced "req_control" "$before_req_control" "$after_req_control"
  58     check_reduced "reply_control" "$before_reply_control" "$after_reply_control"
  59     check_reduced "node_packets_recv" "$before_node_packets_recv" "$after_node_packets_recv"
  60
  61     n=$(($n + 1))
  62 done