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Diffstat (limited to '')
-rw-r--r-- | tests/sentinel/tests/05-manual.tcl | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/tests/sentinel/tests/05-manual.tcl b/tests/sentinel/tests/05-manual.tcl new file mode 100644 index 0000000..95e8d41 --- /dev/null +++ b/tests/sentinel/tests/05-manual.tcl @@ -0,0 +1,94 @@ +# Test manual failover + +source "../tests/includes/init-tests.tcl" + +foreach_sentinel_id id { + S $id sentinel debug info-period 2000 + S $id sentinel debug default-down-after 6000 + S $id sentinel debug publish-period 1000 +} + +test "Manual failover works" { + set old_port [RPort $master_id] + set addr [S 0 SENTINEL GET-MASTER-ADDR-BY-NAME mymaster] + assert {[lindex $addr 1] == $old_port} + + # Since we reduced the info-period (default 10000) above immediately, + # sentinel - replica may not have enough time to exchange INFO and update + # the replica's info-period, so the test may get a NOGOODSLAVE. + wait_for_condition 300 50 { + [catch {S 0 SENTINEL FAILOVER mymaster}] == 0 + } else { + catch {S 0 SENTINEL FAILOVER mymaster} reply + puts [S 0 SENTINEL REPLICAS mymaster] + fail "Sentinel manual failover did not work, got: $reply" + } + + catch {S 0 SENTINEL FAILOVER mymaster} reply + assert_match {*INPROG*} $reply ;# Failover already in progress + + foreach_sentinel_id id { + wait_for_condition 1000 50 { + [lindex [S $id SENTINEL GET-MASTER-ADDR-BY-NAME mymaster] 1] != $old_port + } else { + fail "At least one Sentinel did not receive 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]] +} + +test "New master [join $addr {:}] role matches" { + assert {[RI $master_id role] eq {master}} +} + +test "All the other slaves now point to the new master" { + foreach_redis_id id { + if {$id != $master_id && $id != 0} { + wait_for_condition 1000 50 { + [RI $id master_port] == [lindex $addr 1] + } else { + fail "Redis ID $id not configured to replicate with new master" + } + } + } +} + +test "The old master eventually gets reconfigured as a slave" { + wait_for_condition 1000 50 { + [RI 0 master_port] == [lindex $addr 1] + } else { + fail "Old master not reconfigured as slave of new master" + } +} + +foreach flag {crash-after-election crash-after-promotion} { + # Before each SIMULATE-FAILURE test, re-source init-tests to get a clean environment + source "../tests/includes/init-tests.tcl" + + test "SENTINEL SIMULATE-FAILURE $flag works" { + assert_equal {OK} [S 0 SENTINEL SIMULATE-FAILURE $flag] + + # Trigger a failover, failover will trigger leader election, replica promotion + # Sentinel may enter failover and exit before the command, catch it and allow it + wait_for_condition 300 50 { + [catch {S 0 SENTINEL FAILOVER mymaster}] == 0 + || + ([catch {S 0 SENTINEL FAILOVER mymaster} reply] == 1 && + [string match {*couldn't open socket: connection refused*} $reply]) + } else { + catch {S 0 SENTINEL FAILOVER mymaster} reply + fail "Sentinel manual failover did not work, got: $reply" + } + + # Wait for sentinel to exit (due to simulate-failure flags) + wait_for_condition 1000 50 { + [catch {S 0 PING}] == 1 + } else { + fail "Sentinel set $flag but did not exit" + } + assert_error {*couldn't open socket: connection refused*} {S 0 PING} + + restart_instance sentinel 0 + } +} |