set e
} {*is busy*}
+ test {RESTORE can overwrite an existing key with REPLACE} {
+ r set foo bar1
+ set encoded1 [r dump foo]
+ r set foo bar2
+ set encoded2 [r dump foo]
+ r del foo
+ r restore foo 0 $encoded1
+ r restore foo 0 $encoded2 replace
+ r get foo
+ } {bar2}
+
+ test {RESTORE can detect a syntax error for unrecongized options} {
+ catch {r restore foo 0 "..." invalid-option} e
+ set e
+ } {*syntax*}
+
test {DUMP of non existing key returns nil} {
r dump nonexisting_key
} {}
+ test {MIGRATE is caching connections} {
+ # Note, we run this as first test so that the connection cache
+ # is empty.
+ set first [srv 0 client]
+ r set key "Some Value"
+ start_server {tags {"repl"}} {
+ set second [srv 0 client]
+ set second_host [srv 0 host]
+ set second_port [srv 0 port]
+
+ assert_match {*migrate_cached_sockets:0*} [r -1 info]
+ r -1 migrate $second_host $second_port key 9 1000
+ assert_match {*migrate_cached_sockets:1*} [r -1 info]
+ }
+ }
+
+ test {MIGRATE cached connections are released after some time} {
+ after 15000
+ assert_match {*migrate_cached_sockets:0*} [r info]
+ }
+
test {MIGRATE is able to migrate a key between two instances} {
set first [srv 0 client]
r set key "Some Value"
assert {[$first exists key] == 0}
assert {[$second exists key] == 1}
assert {[$second get key] eq {Some Value}}
+ assert {[$second ttl key] == -1}
+ }
+ }
+
+ test {MIGRATE is able to copy a key between two instances} {
+ set first [srv 0 client]
+ r del list
+ r lpush list a b c d
+ start_server {tags {"repl"}} {
+ set second [srv 0 client]
+ set second_host [srv 0 host]
+ set second_port [srv 0 port]
+
+ assert {[$first exists list] == 1}
+ assert {[$second exists list] == 0}
+ set ret [r -1 migrate $second_host $second_port list 9 5000 copy]
+ assert {$ret eq {OK}}
+ assert {[$first exists list] == 1}
+ assert {[$second exists list] == 1}
+ assert {[$first lrange list 0 -1] eq [$second lrange list 0 -1]}
+ }
+ }
+
+ test {MIGRATE will not overwrite existing keys, unless REPLACE is used} {
+ set first [srv 0 client]
+ r del list
+ r lpush list a b c d
+ start_server {tags {"repl"}} {
+ set second [srv 0 client]
+ set second_host [srv 0 host]
+ set second_port [srv 0 port]
+
+ assert {[$first exists list] == 1}
+ assert {[$second exists list] == 0}
+ $second set list somevalue
+ catch {r -1 migrate $second_host $second_port list 9 5000 copy} e
+ assert_match {ERR*} $e
+ set res [r -1 migrate $second_host $second_port list 9 5000 copy replace]
+ assert {$ret eq {OK}}
+ assert {[$first exists list] == 1}
+ assert {[$second exists list] == 1}
+ assert {[$first lrange list 0 -1] eq [$second lrange list 0 -1]}
+ }
+ }
+
+ test {MIGRATE propagates TTL correctly} {
+ set first [srv 0 client]
+ r set key "Some Value"
+ start_server {tags {"repl"}} {
+ set second [srv 0 client]
+ set second_host [srv 0 host]
+ set second_port [srv 0 port]
+
+ assert {[$first exists key] == 1}
+ assert {[$second exists key] == 0}
+ $first expire key 10
+ set ret [r -1 migrate $second_host $second_port key 9 5000]
+ assert {$ret eq {OK}}
+ assert {[$first exists key] == 0}
+ assert {[$second exists key] == 1}
+ assert {[$second get key] eq {Some Value}}
+ assert {[$second ttl key] >= 7 && [$second ttl key] <= 10}
+ }
+ }
+
+ test {MIGRATE can correctly transfer large values} {
+ set first [srv 0 client]
+ r del key
+ for {set j 0} {$j < 5000} {incr j} {
+ r rpush key 1 2 3 4 5 6 7 8 9 10
+ r rpush key "item 1" "item 2" "item 3" "item 4" "item 5" \
+ "item 6" "item 7" "item 8" "item 9" "item 10"
+ }
+ assert {[string length [r dump key]] > (1024*64)}
+ start_server {tags {"repl"}} {
+ set second [srv 0 client]
+ set second_host [srv 0 host]
+ set second_port [srv 0 port]
+
+ assert {[$first exists key] == 1}
+ assert {[$second exists key] == 0}
+ set ret [r -1 migrate $second_host $second_port key 9 10000]
+ assert {$ret eq {OK}}
+ assert {[$first exists key] == 0}
+ assert {[$second exists key] == 1}
+ assert {[$second ttl key] == -1}
+ assert {[$second llen key] == 5000*20}
+ }
+ }
+
+ test {MIGRATE can correctly transfer hashes} {
+ set first [srv 0 client]
+ r del key
+ r hmset key field1 "item 1" field2 "item 2" field3 "item 3" \
+ field4 "item 4" field5 "item 5" field6 "item 6"
+ start_server {tags {"repl"}} {
+ set second [srv 0 client]
+ set second_host [srv 0 host]
+ set second_port [srv 0 port]
+
+ assert {[$first exists key] == 1}
+ assert {[$second exists key] == 0}
+ set ret [r -1 migrate $second_host $second_port key 9 10000]
+ assert {$ret eq {OK}}
+ assert {[$first exists key] == 0}
+ assert {[$second exists key] == 1}
+ assert {[$second ttl key] == -1}
}
}
assert {[$second exists key] == 0}
set rd [redis_deferring_client]
- $rd debug sleep 5.0 ; # Make second server unable to reply.
+ $rd debug sleep 1.0 ; # Make second server unable to reply.
set e {}
- catch {r -1 migrate $second_host $second_port key 9 1000} e
- assert_match {ERR*} $e
+ catch {r -1 migrate $second_host $second_port key 9 500} e
+ assert_match {IOERR*} $e
}
}
}
projects / redis.git / blobdiff