proc rep022 { method args } {
source ./include.tcl
if { $is_windows9x_test == 1 } {
puts "Skipping replication test on Win 9x platform."
return
}
global rand_init
global mixed_mode_logging
set tnum "022"
if { $checking_valid_methods } {
set test_methods { btree }
return $test_methods
}
if { [is_btree $method] == 0 } {
puts "Rep$tnum: Skipping for method $method."
return
}
if { $mixed_mode_logging > 0 } {
puts "Rep$tnum: Skipping for mixed-mode logging."
return
}
error_check_good set_random_seed [berkdb srand $rand_init] 0
set nclients 5
set logsets [create_logsets [expr $nclients + 1]]
foreach l $logsets {
puts "Rep$tnum ($method): Election generation test\
with simulated network partition."
puts "Rep$tnum: Master logs are [lindex $l 0]"
for { set i 0 } { $i < $nclients } { incr i } {
puts "Rep$tnum: Client $i logs are\
[lindex $l [expr $i + 1]]"
}
rep022_sub $method $nclients $tnum $l $args
}
}
proc rep022_sub { method nclients tnum logset largs } {
source ./include.tcl
global rep_verbose
set verbargs ""
if { $rep_verbose == 1 } {
set verbargs " -verbose {rep on} "
}
env_cleanup $testdir
set qdir $testdir/MSGQUEUEDIR
replsetup $qdir
set masterdir $testdir/MASTERDIR
file mkdir $masterdir
set m_logtype [lindex $logset 0]
set m_logargs [adjust_logargs $m_logtype]
set m_txnargs [adjust_txnargs $m_logtype]
for { set i 0 } { $i < $nclients } { incr i } {
set clientdir($i) $testdir/CLIENTDIR.$i
file mkdir $clientdir($i)
set c_logtype($i) [lindex $logset [expr $i + 1]]
set c_logargs($i) [adjust_logargs $c_logtype($i)]
set c_txnargs($i) [adjust_txnargs $c_logtype($i)]
}
set envlist {}
repladd 1
set env_cmd(M) "berkdb_env_noerr -create -log_max 1000000 $verbargs \
-event rep_event \
-home $masterdir $m_txnargs $m_logargs -rep_master \
-errpfx MASTER -rep_transport \[list 1 replsend\]"
set masterenv [eval $env_cmd(M)]
lappend envlist "$masterenv 1"
for { set i 0 } { $i < $nclients } { incr i } {
set envid [expr $i + 2]
repladd $envid
set env_cmd($i) "berkdb_env_noerr -create $verbargs \
-errpfx CLIENT.$i -event rep_event \
-home $clientdir($i) $c_txnargs($i) $c_logargs($i) \
-rep_client -rep_transport \[list $envid replsend\]"
set clientenv($i) [eval $env_cmd($i)]
lappend envlist "$clientenv($i) $envid"
}
process_msgs $envlist
puts "\tRep$tnum.a: Running rep_test in replicated env."
set niter 10
eval rep_test $method $masterenv NULL $niter 0 0 0 0 $largs
process_msgs $envlist
error_check_good masterenv_close [$masterenv close] 0
set envlist [lreplace $envlist 0 0]
foreach pair $envlist {
set i [expr [lindex $pair 1] - 2]
replclear [expr $i + 2]
set err_cmd($i) "none"
set pri($i) 10
set crash($i) 0
if { $rep_verbose == 1 } {
$clientenv($i) errpfx CLIENT$i
$clientenv($i) verbose rep on
$clientenv($i) errfile /dev/stderr
set env_cmd($i) [concat $env_cmd($i) \
"-errpfx CLIENT$i -errfile /dev/stderr"]
}
}
set msg "Rep$tnum.b"
puts "\t$msg: Run election for clients 0,1,2."
set origlist $envlist
set orignclients $nclients
set envlist [lrange $origlist 0 2]
set nclients 3
set nsites 3
set nvotes 3
set winner 0
setpriority pri $nclients $winner
set elector [berkdb random_int 0 [expr $nclients - 1]]
run_election env_cmd envlist err_cmd pri crash \
$qdir $msg $elector $nsites $nvotes $nclients $winner 0
set msg "Rep$tnum.c"
puts "\t$msg: Close and reopen client 2 with recovery."
replclear 5
replclear 6
error_check_good flush [$clientenv(2) log_flush] 0
error_check_good clientenv_close(2) [$clientenv(2) close] 0
set clientenv(2) [eval $env_cmd(2) -recover]
set origlist [lreplace $origlist 2 2 "$clientenv(2) 4"]
set logc [$clientenv(2) log_cursor]
error_check_good logc \
[is_valid_logc $logc $clientenv(2)] TRUE
set lastlsn2 [lindex [lindex [$logc get -last] 0] 1]
error_check_good close_cursor [$logc close] 0
set msg "Rep$tnum.d"
puts "\t$msg: Close and reopen client 4 with recovery."
set lastlsn4 0
while { $lastlsn4 < $lastlsn2 } {
error_check_good clientenv_close(4) [$clientenv(4) close] 0
set clientenv(4) [eval $env_cmd(4) -recover]
error_check_good flush [$clientenv(4) log_flush] 0
set origlist [lreplace $origlist 4 4 "$clientenv(4) 6"]
set logc [$clientenv(4) log_cursor]
error_check_good logc \
[is_valid_logc $logc $clientenv(4)] TRUE
set lastlsn4 [lindex [lindex [$logc get -last] 0] 1]
error_check_good close_cursor [$logc close] 0
}
set msg "Rep$tnum.e"
puts "\t$msg: Run election for clients 2,3,4."
set envlist [lrange $origlist 2 4]
process_msgs $envlist
foreach pair $envlist {
set i [expr [lindex $pair 1] - 2]
set clientenv($i) [lindex $pair 0]
set egen($i) [stat_field \
$clientenv($i) rep_stat "Election generation number"]
}
set winner 4
setpriority pri $nclients $winner 2
set elector [berkdb random_int 2 4]
run_election env_cmd envlist err_cmd pri crash \
$qdir $msg $elector $nsites $nvotes $nclients $winner 0
set envlist $origlist
foreach pair $envlist {
set i [expr [lindex $pair 1] - 2]
set clientenv($i) [lindex $pair 0]
set egen($i) [stat_field \
$clientenv($i) rep_stat "Election generation number"]
}
eval rep_test $method $clientenv(4) NULL $niter 0 0 0 0 $largs
puts "\tRep$tnum.f: Check for DUPMASTER"
set envlist0 [lrange $envlist 0 0]
process_msgs $envlist0 0 dup err
error_check_good is_dupmaster0 [lindex $dup 0] 1
error_check_good downgrade0 [$clientenv(0) rep_start -client] 0
set envlist4 [lrange $envlist 4 4]
process_msgs $envlist4 0 dup err
error_check_good is_dupmaster4 [lindex $dup 0] 1
error_check_good downgrade4 [$clientenv(4) rep_start -client] 0
set err 1
while { $err == 1 } {
process_msgs $envlist 0 dup err
error_check_good no_dupmaster $dup 0
}
foreach pair $envlist {
set i [expr [lindex $pair 1] - 2]
set logc [$clientenv($i) log_cursor]
error_check_good logc \
[is_valid_logc $logc $clientenv($i)] TRUE
set lastlsn [lindex [lindex [$logc get -last] 0] 1]
error_check_good cursor_close [$logc close] 0
}
set msg "Rep$tnum.g"
puts "\t$msg: Run election for all clients after DUPMASTER."
set nclients $orignclients
set nsites $nclients
set nvotes $nclients
set winner 4
setpriority pri $nclients $winner
set elector [berkdb random_int 0 [expr $nclients - 1]]
run_election env_cmd envlist err_cmd pri crash \
$qdir $msg $elector $nsites $nvotes $nclients $winner 0
foreach pair $envlist {
set i [expr [lindex $pair 1] - 2]
set clientenv($i) [lindex $pair 0]
set newegen($i) [stat_field \
$clientenv($i) rep_stat "Election generation number"]
}
set currentegen $newegen(0)
for { set i 0 } { $i < $nclients } { incr i } {
set egen_diff [expr $newegen($i) - $egen($i)]
error_check_good egen_increased [expr $egen_diff > 0] 1
error_check_good newegens_match $currentegen $newegen($i)
}
foreach pair $envlist {
set cenv [lindex $pair 0]
error_check_good cenv_close [$cenv close] 0
}
replclose $testdir/MSGQUEUEDIR
}