https://github.com/ksprojects/zkcopy

ZooKeeper copy utililty
https://github.com/ksprojects/zkcopy

java zookeeper

Last synced: 6 days ago
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ZooKeeper copy utililty

• Host: GitHub
• URL: https://github.com/ksprojects/zkcopy
• Owner: ksprojects
• License: apache-2.0
• Created: 2015-03-14T22:32:25.000Z (almost 10 years ago)
• Default Branch: master
• Last Pushed: 2024-09-04T11:04:33.000Z (4 months ago)
• Last Synced: 2024-12-09T04:12:21.859Z (13 days ago)
• Topics: java, zookeeper
• Language: Java
• Homepage:
• Size: 1.37 MB
• Stars: 242
• Watchers: 13
• Forks: 96
• Open Issues: 5
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# zkcopy

Tool for fast copying ZooKeeper data between different clusters.

Originally it was developed for copying big volumes of configuration over WAN.

## Build

Requires [apache maven 3](https://maven.apache.org/).

```bash

mvn clean install

```

## Usage

```bash

java -jar target/zkcopy.jar --source server:port/path --target server:port/path

```

With [docker](https://hub.docker.com/r/ksprojects/zkcopy/), use following commands:

```bash

docker pull ksprojects/zkcopy

docker run --rm -it ksprojects/zkcopy --source server:port/path --target server:port/path

```

## Options

```

Usage: zkcopy [-ci] [--help] [--timeout=] [-b=]

              [-m=] -s=server:port/path -t=server:port/path

              [-w=]

      --help                  display this help and exit

      --timeout=

                              Session timeout in milliseconds

                                Default: 40000

  -b, --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[=] set this flag if you do not want to remove nodes

                                that are removed on source

  -i, --ignoreEphemeralNodes[=]

                              set this flag to false if you do not want to copy

                                ephemeral ZNodes

  -m, --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=     number of concurrent workers to copy data

                                Default: 100

```