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proc start_bg_complex_data {host port db ops} {
set tclsh [info nameofexecutable]
exec $tclsh tests/helpers/bg_complex_data.tcl $host $port $db $ops &
}
proc stop_bg_complex_data {handle} {
catch {exec /bin/kill -9 $handle}
}
proc test_psync {backlog cond} {
start_server {tags {"repl"}} {
start_server {} {
set master [srv -1 client]
set master_host [srv -1 host]
set master_port [srv -1 port]
set slave [srv 0 client]
$master config set repl-backlog-size $backlog
set load_handle0 [start_bg_complex_data $master_host $master_port 9 100000]
set load_handle1 [start_bg_complex_data $master_host $master_port 11 100000]
set load_handle2 [start_bg_complex_data $master_host $master_port 12 100000]
test {First server should have role slave after SLAVEOF} {
$slave slaveof $master_host $master_port
after 1000
s 0 role
} {slave}
test "Test replication partial resync with backlog $backlog" {
# Now while the clients are writing data, break the maste-slave
# link multiple times.
for {set j 0} {$j < 100} {incr j} {
after 100 ;# 100 times 100 milliseconds = 10 seconds total test
# catch {puts "MASTER [$master dbsize] keys, SLAVE [$slave dbsize] keys"}
if {($j % 20) == 0} {
catch {
$slave client kill $master_host:$master_port
}
}
}
stop_bg_complex_data $load_handle0
stop_bg_complex_data $load_handle1
stop_bg_complex_data $load_handle2
set retry 10
while {$retry && ([$master debug digest] ne [$slave debug digest])}\
{
after 1000
incr retry -1
}
assert {[$master dbsize] > 0}
if {[$master debug digest] ne [$slave debug digest]} {
set csv1 [csvdump r]
set csv2 [csvdump {r -1}]
set fd [open /tmp/repldump1.txt w]
puts -nonewline $fd $csv1
close $fd
set fd [open /tmp/repldump2.txt w]
puts -nonewline $fd $csv2
close $fd
puts "Master - Slave inconsistency"
puts "Run diff -u against /tmp/repldump*.txt for more info"
}
assert_equal [r debug digest] [r -1 debug digest]
eval $cond
}
}
}
}
test_psync 1000000 {
assert {[s -1 sync_partial_ok] > 0}
}
test_psync 100 {
assert {[s -1 sync_partial_err] > 0}
}
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