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set testmodule [file normalize tests/modules/rdbloadsave.so]
start_server {tags {"modules"}} {
r module load $testmodule
test "Module rdbloadsave sanity" {
r test.sanity
# Try to load non-existing file
assert_error {*No such file or directory*} {r test.rdbload sanity.rdb}
r set x 1
assert_equal OK [r test.rdbsave sanity.rdb]
r flushdb
assert_equal OK [r test.rdbload sanity.rdb]
assert_equal 1 [r get x]
}
test "Module rdbloadsave test with pipelining" {
r config set save ""
r config set loading-process-events-interval-bytes 1024
r config set key-load-delay 50
r flushdb
populate 3000 a 1024
r set x 111
assert_equal [r dbsize] 3001
assert_equal OK [r test.rdbsave blabla.rdb]
r flushdb
assert_equal [r dbsize] 0
# Send commands with pipeline. First command will call RM_RdbLoad() in
# the command callback. While loading RDB, Redis can go to networking to
# reply -LOADING. By sending commands in pipeline, we verify it doesn't
# cause a problem.
# e.g. Redis won't try to process next message of the current client
# while it is in the command callback for that client .
set rd1 [redis_deferring_client]
$rd1 test.rdbload blabla.rdb
wait_for_condition 50 100 {
[s loading] eq 1
} else {
fail "Redis did not start loading or loaded RDB too fast"
}
$rd1 get x
$rd1 dbsize
assert_equal OK [$rd1 read]
assert_equal 111 [$rd1 read]
assert_equal 3001 [$rd1 read]
r flushdb
r config set key-load-delay 0
}
test "Module rdbloadsave with aof" {
r config set save ""
# Enable the AOF
r config set appendonly yes
r config set auto-aof-rewrite-percentage 0 ; # Disable auto-rewrite.
waitForBgrewriteaof r
r set k v1
assert_equal OK [r test.rdbsave aoftest.rdb]
r set k v2
r config set rdb-key-save-delay 10000000
r bgrewriteaof
# RM_RdbLoad() should kill aof fork
assert_equal OK [r test.rdbload aoftest.rdb]
wait_for_condition 50 100 {
[string match {*Killing*AOF*child*} [exec tail -20 < [srv 0 stdout]]]
} else {
fail "Can't find 'Killing AOF child' in recent log lines"
}
# Verify the value in the loaded rdb
assert_equal v1 [r get k]
r flushdb
r config set rdb-key-save-delay 0
r config set appendonly no
}
test "Module rdbloadsave with bgsave" {
r flushdb
r config set save ""
r set k v1
assert_equal OK [r test.rdbsave bgsave.rdb]
r set k v2
r config set rdb-key-save-delay 500000
r bgsave
# RM_RdbLoad() should kill RDB fork
assert_equal OK [r test.rdbload bgsave.rdb]
wait_for_condition 10 1000 {
[string match {*Background*saving*terminated*} [exec tail -20 < [srv 0 stdout]]]
} else {
fail "Can't find 'Background saving terminated' in recent log lines"
}
assert_equal v1 [r get k]
r flushall
waitForBgsave r
r config set rdb-key-save-delay 0
}
test "Module rdbloadsave calls rdbsave in a module fork" {
r flushdb
r config set save ""
r config set rdb-key-save-delay 500000
r set k v1
# Module will call RM_Fork() before calling RM_RdbSave()
assert_equal OK [r test.rdbsave_fork rdbfork.rdb]
assert_equal [s module_fork_in_progress] 1
wait_for_condition 10 1000 {
[status r module_fork_in_progress] == "0"
} else {
fail "Module fork didn't finish"
}
r set k v2
assert_equal OK [r test.rdbload rdbfork.rdb]
assert_equal v1 [r get k]
r config set rdb-key-save-delay 0
}
test "Unload the module - rdbloadsave" {
assert_equal {OK} [r module unload rdbloadsave]
}
tags {repl} {
test {Module rdbloadsave on master and replica} {
start_server [list overrides [list loadmodule "$testmodule"]] {
set replica [srv 0 client]
set replica_host [srv 0 host]
set replica_port [srv 0 port]
start_server [list overrides [list loadmodule "$testmodule"]] {
set master [srv 0 client]
set master_host [srv 0 host]
set master_port [srv 0 port]
$master set x 10000
# Start the replication process...
$replica replicaof $master_host $master_port
wait_for_condition 100 100 {
[status $master sync_full] == 1
} else {
fail "Master <-> Replica didn't start the full sync"
}
# RM_RdbSave() is allowed on replicas
assert_equal OK [$replica test.rdbsave rep.rdb]
# RM_RdbLoad() is not allowed on replicas
assert_error {*supported*} {$replica test.rdbload rep.rdb}
assert_equal OK [$master test.rdbsave master.rdb]
$master set x 20000
wait_for_condition 100 100 {
[$replica get x] == 20000
} else {
fail "Replica didn't get the update"
}
# Loading RDB on master will drop replicas
assert_equal OK [$master test.rdbload master.rdb]
wait_for_condition 100 100 {
[status $master sync_full] == 2
} else {
fail "Master <-> Replica didn't start the full sync"
}
wait_for_condition 100 100 {
[$replica get x] == 10000
} else {
fail "Replica didn't get the update"
}
}
}
}
}
}
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