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Test: more PSYNC tests (backlog TTL).

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This commit is contained in:
antirez 2013-05-09 12:52:04 +02:00
parent a7486a6592
commit e938575220
1 changed files with 37 additions and 11 deletions
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48
tests/integration/replication-psync.tcl
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@ -7,7 +7,13 @@ proc stop_bg_complex_data {handle} {
catch {exec /bin/kill -9 $handle} catch {exec /bin/kill -9 $handle}
} }
proc test_psync {backlog cond} { # Creates a master-slave pair and breaks the link continuously to force
# partial resyncs attempts, all this while flooding the master with
# write queries.
#
# You can specifiy backlog size, ttl, delay before reconnection, test duration
# in seconds, and an additional condition to verify at the end.
proc test_psync {descr duration backlog_size backlog_ttl delay cond} {
start_server {tags {"repl"}} { start_server {tags {"repl"}} {
start_server {} { start_server {} {
@ -16,7 +22,8 @@ proc test_psync {backlog cond} {
set master_port [srv -1 port] set master_port [srv -1 port]
set slave [srv 0 client] set slave [srv 0 client]
$master config set repl-backlog-size $backlog $master config set repl-backlog-size $backlog_size
$master config set repl-backlog-ttl $backlog_ttl
set load_handle0 [start_bg_complex_data $master_host $master_port 9 100000] 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_handle1 [start_bg_complex_data $master_host $master_port 11 100000]
@ -24,20 +31,30 @@ proc test_psync {backlog cond} {
test {First server should have role slave after SLAVEOF} { test {First server should have role slave after SLAVEOF} {
$slave slaveof $master_host $master_port $slave slaveof $master_host $master_port
after 1000 wait_for_condition 50 100 {
s 0 role [s 0 role] eq {slave}
} {slave} } else {
fail "Replication not started."
}
}
test "Test replication partial resync with backlog $backlog" { test "Test replication partial resync: $descr" {
# Now while the clients are writing data, break the maste-slave # Now while the clients are writing data, break the maste-slave
# link multiple times. # link multiple times.
for {set j 0} {$j < 100} {incr j} { for {set j 0} {$j < $duration*10} {incr j} {
after 100 ;# 100 times 100 milliseconds = 10 seconds total test after 100
# catch {puts "MASTER [$master dbsize] keys, SLAVE [$slave dbsize] keys"} # catch {puts "MASTER [$master dbsize] keys, SLAVE [$slave dbsize] keys"}
if {($j % 20) == 0} { if {($j % 20) == 0} {
catch { catch {
$slave client kill $master_host:$master_port if {$delay} {
$slave multi
$slave client kill $master_host:$master_port
$slave debug sleep $delay
$slave exec
} else {
$slave client kill $master_host:$master_port
}
} }
} }
} }
@ -71,9 +88,18 @@ proc test_psync {backlog cond} {
} }
} }
test_psync 1000000 { test_psync {ok psync} 6 1000000 3600 0 {
assert {[s -1 sync_partial_ok] > 0} assert {[s -1 sync_partial_ok] > 0}
} }
test_psync 100 {
test_psync {no backlog} 6 100 3600 0 {
assert {[s -1 sync_partial_err] > 0}
}
test_psync {ok after delay} 3 100000000 3600 3 {
assert {[s -1 sync_partial_ok] > 0}
}
test_psync {backlog expired} 3 100000000 1 3 {
assert {[s -1 sync_partial_err] > 0} assert {[s -1 sync_partial_err] > 0}
} }