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ruanhaishen
redis
Commits
c01aff12
Commit
c01aff12
authored
Feb 19, 2014
by
antirez
Browse files
Sentinel test: ODOWN and agreement.
parent
56cb037a
Changes
1
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Inline
Side-by-side
tests/sentinel-tests/00-base.tcl
View file @
c01aff12
...
...
@@ -92,3 +92,72 @@ test "The old master eventually gets reconfigured as a slave" {
fail
"Old master not reconfigured as slave of new master"
}
}
test
"ODOWN is not possible without enough Sentinels reports"
{
foreach_sentinel_id id
{
S $id SENTINEL SET mymaster quorum
[
expr $sentinels+1
]
}
set old_port
[
RI $master_id tcp_port
]
set addr
[
S 0 SENTINEL GET-MASTER-ADDR-BY-NAME mymaster
]
assert
{[
lindex $addr 1
]
== $old_port
}
R $master_id debug sleep 5
# Make sure failover did not happened.
set addr
[
S 0 SENTINEL GET-MASTER-ADDR-BY-NAME mymaster
]
assert
{[
lindex $addr 1
]
== $old_port
}
}
test
"Failover is not possible without majority agreement"
{
foreach_sentinel_id id
{
S $id SENTINEL SET mymaster quorum $quorum
}
# Make majority of sentinels stop monitoring the master
for
{
set id 0
}
{
$id
< $quorum
}
{
incr id
}
{
S $id SENTINEL REMOVE mymaster
}
R $master_id debug sleep 5
# Make sure failover did not happened.
set addr
[
S $quorum SENTINEL GET-MASTER-ADDR-BY-NAME mymaster
]
assert
{[
lindex $addr 1
]
== $old_port
}
# Cleanup: reconfigure the Sentinels to monitor the master.
for
{
set id 0
}
{
$id
< $quorum
}
{
incr id
}
{
S $id SENTINEL MONITOR mymaster
\
[
get_instance_attrib redis $master_id host
]
\
[
get_instance_attrib redis $master_id port
]
$quorum
}
}
test
"Failover works if we configure for absolute agreement"
{
foreach_sentinel_id id
{
S $id SENTINEL SET mymaster quorum $sentinels
}
# Wait for Sentinels to monitor the master again
foreach_sentinel_id id
{
wait_for_condition 1000 50
{
[
dict get
[
S $id SENTINEL MASTER mymaster
]
info-refresh
]
< 100000
}
else
{
fail
"At least one Sentinel is not monitoring the master"
}
}
R $master_id debug sleep 5
foreach_sentinel_id id
{
wait_for_condition 100 50
{
[
lindex
[
S $id SENTINEL GET-MASTER-ADDR-BY-NAME mymaster
]
1
]
!= $old_port
}
else
{
fail
"At least one Sentinel did not received failover info"
}
}
set addr
[
S 0 SENTINEL GET-MASTER-ADDR-BY-NAME mymaster
]
set master_id
[
get_instance_id_by_port redis
[
lindex $addr 1
]]
# Set the min ODOWN agreement back to strict majority.
foreach_sentinel_id id
{
S $id SENTINEL SET mymaster quorum $quorum
}
}
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