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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 17:31:02 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 17:31:02 +0000
commitbb12c1fd00eb51118749bbbc69c5596835fcbd3b (patch)
tree88038a98bd31c1b765f3390767a2ec12e37c79ec /tests/unit/moduleapi/blockonbackground.tcl
parentInitial commit. (diff)
downloadredis-upstream.tar.xz
redis-upstream.zip
Adding upstream version 5:7.0.15.upstream/5%7.0.15upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/unit/moduleapi/blockonbackground.tcl')
-rw-r--r--tests/unit/moduleapi/blockonbackground.tcl126
1 files changed, 126 insertions, 0 deletions
diff --git a/tests/unit/moduleapi/blockonbackground.tcl b/tests/unit/moduleapi/blockonbackground.tcl
new file mode 100644
index 0000000..fcd7f1d
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+++ b/tests/unit/moduleapi/blockonbackground.tcl
@@ -0,0 +1,126 @@
+set testmodule [file normalize tests/modules/blockonbackground.so]
+
+source tests/support/util.tcl
+
+proc latency_percentiles_usec {cmd} {
+ return [latencyrstat_percentiles $cmd r]
+}
+
+start_server {tags {"modules"}} {
+ r module load $testmodule
+
+ test { blocked clients time tracking - check blocked command that uses RedisModule_BlockedClientMeasureTimeStart() is tracking background time} {
+ r slowlog reset
+ r config set slowlog-log-slower-than 200000
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 0
+ }
+ r block.debug 0 10000
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 0
+ }
+ r config resetstat
+ r config set latency-tracking yes
+ r config set latency-tracking-info-percentiles "50.0"
+ r block.debug 200 10000
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 1
+ }
+
+ set cmdstatline [cmdrstat block.debug r]
+ set latencystatline_debug [latency_percentiles_usec block.debug]
+
+ regexp "calls=1,usec=(.*?),usec_per_call=(.*?),rejected_calls=0,failed_calls=0" $cmdstatline -> usec usec_per_call
+ regexp "p50=(.+\..+)" $latencystatline_debug -> p50
+ assert {$usec >= 100000}
+ assert {$usec_per_call >= 100000}
+ assert {$p50 >= 100000}
+ }
+
+ test { blocked clients time tracking - check blocked command that uses RedisModule_BlockedClientMeasureTimeStart() is tracking background time even in timeout } {
+ r slowlog reset
+ r config set slowlog-log-slower-than 200000
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 0
+ }
+ r block.debug 0 20000
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 0
+ }
+ r config resetstat
+ r block.debug 20000 500
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 1
+ }
+
+ set cmdstatline [cmdrstat block.debug r]
+
+ regexp "calls=1,usec=(.*?),usec_per_call=(.*?),rejected_calls=0,failed_calls=0" $cmdstatline usec usec_per_call
+ assert {$usec >= 250000}
+ assert {$usec_per_call >= 250000}
+ }
+
+ test { blocked clients time tracking - check blocked command with multiple calls RedisModule_BlockedClientMeasureTimeStart() is tracking the total background time } {
+ r slowlog reset
+ r config set slowlog-log-slower-than 200000
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 0
+ }
+ r block.double_debug 0
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 0
+ }
+ r config resetstat
+ r block.double_debug 100
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 1
+ }
+ set cmdstatline [cmdrstat block.double_debug r]
+
+ regexp "calls=1,usec=(.*?),usec_per_call=(.*?),rejected_calls=0,failed_calls=0" $cmdstatline usec usec_per_call
+ assert {$usec >= 60000}
+ assert {$usec_per_call >= 60000}
+ }
+
+ test { blocked clients time tracking - check blocked command without calling RedisModule_BlockedClientMeasureTimeStart() is not reporting background time } {
+ r slowlog reset
+ r config set slowlog-log-slower-than 200000
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 0
+ }
+ r block.debug_no_track 200 1000
+ # ensure slowlog is still empty
+ if {!$::no_latency} {
+ assert_equal [r slowlog len] 0
+ }
+ }
+
+ test "client unblock works only for modules with timeout support" {
+ set rd [redis_deferring_client]
+ $rd client id
+ set id [$rd read]
+
+ # Block with a timeout function - may unblock
+ $rd block.block 20000
+ wait_for_condition 50 100 {
+ [r block.is_blocked] == 1
+ } else {
+ fail "Module did not block"
+ }
+
+ assert_equal 1 [r client unblock $id]
+ assert_match {*Timed out*} [$rd read]
+
+ # Block without a timeout function - cannot unblock
+ $rd block.block 0
+ wait_for_condition 50 100 {
+ [r block.is_blocked] == 1
+ } else {
+ fail "Module did not block"
+ }
+
+ assert_equal 0 [r client unblock $id]
+ assert_equal "OK" [r block.release foobar]
+ assert_equal "foobar" [$rd read]
+ }
+}