Tool for fast copying ZooKeeper data between different clusters. Originally it was developed for copying big volumes of configuration over WAN.
Requires apache maven 3.
mvn clean installjava -jar target/zkcopy.jar --source server:port/path --target server:port/pathWith docker, use following commands:
docker pull ksprojects/zkcopy docker run --rm -it ksprojects/zkcopy --source server:port/path --target server:port/pathUsage: zkcopy [-ci] [--help] [--timeout=<sessionTimeout>] [-b=<batchSize>] [-m=<mtime>] -s=server:port/path -t=server:port/path [-w=<workers>] --help display this help and exit --timeout=<sessionTimeout> Session timeout in milliseconds Default: 40000 -b, --batchSize=<batchSize> Batch write operations into transactions of this many operations. Batch sizes are limited by the jute.maxbuffer server-side config, usually around 1 MB. Default: 1000 -c, --copyOnly[=<copyOnly>] set this flag if you do not want to remove nodes that are removed on source -i, --ignoreEphemeralNodes[=<ignoreEphemeralNodes>] set this flag to false if you do not want to copy ephemeral ZNodes -m, --mtime=<mtime> Ignore nodes older than mtime Default: -1 -s, --source=server:port/path location of a source tree to copy -t, --target=server:port/path target location -w, --workers=<workers> number of concurrent workers to copy data Default: 100