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start_server {tags {"obuf-limits"}} {
test {Client output buffer hard limit is enforced} {
r config set client-output-buffer-limit {pubsub 100000 0 0}
set rd1 [redis_deferring_client]
$rd1 subscribe foo
set reply [$rd1 read]
assert {$reply eq "subscribe foo 1"}
set omem 0
while 1 {
r publish foo bar
set clients [split [r client list] "\r\n"]
set c [split [lindex $clients 1] " "]
if {![regexp {omem=([0-9]+)} $c - omem]} break
if {$omem > 200000} break
}
assert {$omem >= 90000 && $omem < 200000}
$rd1 close
}
test {Client output buffer soft limit is not enforced if time is not overreached} {
r config set client-output-buffer-limit {pubsub 0 100000 10}
set rd1 [redis_deferring_client]
$rd1 subscribe foo
set reply [$rd1 read]
assert {$reply eq "subscribe foo 1"}
set omem 0
set start_time 0
set time_elapsed 0
while 1 {
r publish foo bar
set clients [split [r client list] "\r\n"]
set c [split [lindex $clients 1] " "]
if {![regexp {omem=([0-9]+)} $c - omem]} break
if {$omem > 100000} {
if {$start_time == 0} {set start_time [clock seconds]}
set time_elapsed [expr {[clock seconds]-$start_time}]
if {$time_elapsed >= 5} break
}
}
assert {$omem >= 100000 && $time_elapsed >= 5 && $time_elapsed <= 10}
$rd1 close
}
test {Client output buffer soft limit is enforced if time is overreached} {
r config set client-output-buffer-limit {pubsub 0 100000 3}
set rd1 [redis_deferring_client]
$rd1 subscribe foo
set reply [$rd1 read]
assert {$reply eq "subscribe foo 1"}
set omem 0
set start_time 0
set time_elapsed 0
while 1 {
r publish foo bar
set clients [split [r client list] "\r\n"]
set c [split [lindex $clients 1] " "]
if {![regexp {omem=([0-9]+)} $c - omem]} break
if {$omem > 100000} {
if {$start_time == 0} {set start_time [clock seconds]}
set time_elapsed [expr {[clock seconds]-$start_time}]
if {$time_elapsed >= 10} break
}
}
assert {$omem >= 100000 && $time_elapsed < 6}
$rd1 close
}
}
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