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# See the file LICENSE for redistribution information.
#
# Copyright (c) 2007, 2012 Oracle and/or its affiliates. All rights reserved.
#
# $Id$
#
# TEST repmgr018
# TEST Check repmgr stats.
# TEST
# TEST Start an appointed master and one client. Shut down the client,
# TEST run some transactions at the master and verify that there are
# TEST acknowledgement failures and one dropped connection. Shut down
# TEST and restart client again and verify that there are two dropped
# TEST connections.
# TEST
# TEST Run for btree only because access method shouldn't matter.
# TEST
proc repmgr018 { { niter 20 } { tnum "018" } args } {
source ./include.tcl
if { $is_freebsd_test == 1 } {
puts "Skipping replication manager test on FreeBSD platform."
return
}
set method "btree"
set args [convert_args $method $args]
puts "Repmgr$tnum ($method): Test of repmgr stats."
repmgr018_sub $method $niter $tnum $args
}
proc repmgr018_sub { method niter tnum largs } {
global testdir
global rep_verbose
global verbose_type
set nsites 2
set verbargs ""
if { $rep_verbose == 1 } {
set verbargs " -verbose {$verbose_type on} "
}
env_cleanup $testdir
set ports [available_ports $nsites]
set masterdir $testdir/MASTERDIR
set clientdir $testdir/CLIENTDIR
file mkdir $masterdir
file mkdir $clientdir
# Open a master.
puts "\tRepmgr$tnum.a: Start a master."
set ma_envcmd "berkdb_env_noerr -create $verbargs -errpfx MASTER \
-home $masterdir -txn -rep -thread"
set masterenv [eval $ma_envcmd]
$masterenv repmgr -ack all \
-local [list 127.0.0.1 [lindex $ports 0]] \
-start master
# Open a client
puts "\tRepmgr$tnum.b: Start a client."
set cl_envcmd "berkdb_env_noerr -create $verbargs -errpfx CLIENT \
-home $clientdir -txn -rep -thread"
set clientenv [eval $cl_envcmd]
$clientenv repmgr -ack all \
-local [list 127.0.0.1 [lindex $ports 1]] \
-remote [list 127.0.0.1 [lindex $ports 0]] \
-start client
await_startup_done $clientenv
puts "\tRepmgr$tnum.c: Run some transactions at master."
eval rep_test $method $masterenv NULL $niter 0 0 0 $largs
error_check_good perm_no_failed_stat \
[stat_field $masterenv repmgr_stat "Acknowledgement failures"] 0
# Remember number of connections dropped here for later test.
# Note that normal group membership initialization can result
# in a dropped connection at this point.
set drop1 [stat_field $masterenv repmgr_stat "Connections dropped"]
$clientenv close
# Just do a few transactions (i.e., 3 of them), because each one is
# expected to time out, and if we did many the test would take a long
# time (with no benefit).
#
puts "\tRepmgr$tnum.d: Run transactions with no client."
eval rep_test $method $masterenv NULL 3 $niter $niter 0 $largs
error_check_bad perm_failed_stat \
[stat_field $masterenv repmgr_stat "Acknowledgement failures"] 0
# Wait up to 30 seconds when testing for dropped connections. This
# corresponds to the master connection_retry timeout.
set max_wait 30
await_condition {[stat_field $masterenv repmgr_stat \
"Connections dropped"] > $drop1} $max_wait
set drop2 [stat_field $masterenv repmgr_stat "Connections dropped"]
# Bring the client back up, and down, a couple times, to test resetting
# of stats.
#
puts "\tRepmgr$tnum.e: Shut down client (pause), check dropped connection."
# Open -recover to clear env region, including startup_done value.
set clientenv [eval $cl_envcmd -recover]
$clientenv repmgr -ack all \
-local [list 127.0.0.1 [lindex $ports 1]] \
-remote [list 127.0.0.1 [lindex $ports 0]] \
-start client
await_startup_done $clientenv
$clientenv close
await_condition {[stat_field $masterenv repmgr_stat \
"Connections dropped"] > $drop2} $max_wait
$masterenv repmgr_stat -clear
puts "\tRepmgr$tnum.f: Shut down, pause, check dropped connection (reset)."
# Open -recover to clear env region, including startup_done value.
set clientenv [eval $cl_envcmd -recover]
$clientenv repmgr -ack all \
-local [list 127.0.0.1 [lindex $ports 1]] \
-remote [list 127.0.0.1 [lindex $ports 0]] \
-start client
await_startup_done $clientenv
$clientenv close
await_condition {[stat_field $masterenv repmgr_stat \
"Connections dropped"] == 1} $max_wait
error_check_good masterenv_close [$masterenv close] 0
}
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