kit-data-manager / metastore2

General purpose metadata repository and schema registry service.
Apache License 2.0
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MetaStore 2 repository

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[docker]: <https://ghcr-badge.egpl.dev/kit-data-manager/metastore2/tags?trim=major&color=steelblue&ignore=main,latest&label=docker versions> [currentVersion]: <https://ghcr-badge.egpl.dev/kit-data-manager/metastore2/latest_tag?trim=major&color=steelblue&label=current version>

MetaStore is a research data repository software for storing metadata documents and schemas. Quality and consistency are ensured by associating and validating each document against a schema. It supports JSON and XML.

It allows you to

Installation

There are three ways to install metaStore2 as a microservice:

Installation via GitHub Packages

Prerequisites

In order to run this microservice via docker you'll need:

Installation

Typically, there is no need for locally building images as all version are accessible via GitHub Packages. Have a look of available images and their tags here Just follow instructions below.

Build docker container locally

Prerequisites

In order to run this microservice via docker you'll need:

Installation

Clone repository

First of all you'll have to clone this repository:

user@localhost:/home/user/$ git clone https://github.com/kit-data-manager/metastore2.git
Clone to 'metastore2'
[...]
user@localhost:/home/user/$ cd metastore2
user@localhost:/home/user/metastore2$

Create image

Now you'll have to create an image containing the microservice. This can be done via a script. On default the created images will be tagged as follows:

'latest tag'-'actual date(yyyy-mm-dd)' (e.g.: 1.2.0-2023-06-27)

user@localhost:/home/user/metastore2$ bash docker/buildDocker.sh
---------------------------------------------------------------------------
Build docker container ghcr.io/kit-data-manager/metastore2:1.2.0-2023-06-27
---------------------------------------------------------------------------
[...]
---------------------------------------------------------------------------
Now you can create and start the container by calling ...
---------------------------------------------------------------------------
user@localhost:/home/user/metastore2$

Build docker container

After building image you have to create (and start) a container for executing microservice:

# If you want to use a specific image you may list all possible tags first.
user@localhost:/home/user/metastore2$ docker images ghcr.io/kit-data-manager/metastore2 --format {{.Tag}}
1.2.0-2023-06-27
user@localhost:/home/user/metastore2$ docker run -d -p8040:8040 --name metastore4docker ghcr.io/kit-data-manager/metastore2:1.2.0-2023-06-27
57c973e7092bfc3778569f90632d60775dfecd12352f13a4fd2fdf4270865286
user@localhost:/home/user/metastore2$

Customize settings

If you want to overwrite default configuration of your docker container you have to 'mount' a config directory containing 'application.properties' with your adapted settings. Therefor you have to provide an additional flag to the command mentioned before:

# Overwriting default settings
# Create config folder
user@localhost:/home/user/metastore2$ mkdir config
# Place your own 'application.properties' inside the config directory
# Create/run container
user@localhost:/home/user/metastore2$ docker run -d -p8040:8040 -v `pwd`/config:/spring/metastore2/config --name metastore4docker ghcr.io/kit-data-manager/metastore2:1.2.0-2023-06-27
57c973e7092bfc3778569f90632d60775dfecd12352f13a4fd2fdf4270865286
user@localhost:/home/user/metastore2$

Stop docker container

If you want to stop container just type

user@localhost:/home/user/metastore2$ docker stop metastore4docker

(Re)start docker container

If you want to (re)start container just type

user@localhost:/home/user/metastore2$ docker start metastore4docker

Build and run locally

Prerequisites

In order to run this microservice via docker you'll need:

Installation

Clone repository

First of all you'll have to clone this repository:

user@localhost:/home/user/$ git clone https://github.com/kit-data-manager/metastore2.git
Clone to 'metastore2'
[...]
user@localhost:/home/user/$ cd metastore2
user@localhost:/home/user/metastore2$

Build service

To build service just execute the build.sh script:

user@localhost:/home/user/metastore2$bash build.sh /PATH/TO/EMPTY/INSTALLATION/DIRECTORY
---------------------------------------------------------------------------
Build microservice of metastore2 at /PATH/TO/EMPTY/INSTALLATION/DIRECTORY
---------------------------------------------------------------------------
[...]
---------------------------------------------------------------------------
Now you can start the service by calling /PATH/TO/EMPTY/INSTALLATION/DIRECTORY/run.sh
---------------------------------------------------------------------------
user@localhost:/home/user/metastore2$

Customize settings

If you want to overwrite default configuration of your docker container you have to add a file named 'application.properties' to the 'config' directory inside your installation path (/PATH/TO/EMPTY/INSTALLATION/DIRECTORY)selected before. The added file should only contain your adapted settings. e.g. in case you want to change only the port to '1234' your 'application.properties' should look like this:

# Overwriting default settings from ../application.properties
# Server settings
server.port: 1234

Build framework using docker (Linux only)

Based on Docker Compose, the entire framework, including elasticsearch and the UI, can now be installed with a single command.

user@localhost:/home/user/metastore2$ docker compose up -d

As soon all services are running you can browse to http://localhost/index.html

First steps using framework

If you want to use the (external) web frontend please visit:

https://kit-data-manager.github.io/webpage/metastore/documentation/frontend/index.html

A small documentation guiding you through the first steps of using the RESTful API you can find at

https://kit-data-manager.github.io/webpage/metastore/documentation/REST/index.html

If you want to use a script for doing so please refer to

http://metastore.docker:8040/metastore/swagger-ui.html

in order to see available RESTful endpoints and their documentation. Furthermore, you can use this Web interface to test single API calls in order to get familiar with the service.

Managing framework using docker

To stop and start all services do the following:

user@localhost:/home/user/metastore2$ docker compose stop
[+] Running 6/6
 ⠿ Container dockercompose-my-apache-1  Stopped                            1.5s
 ⠿ Container indexing4metastore         Stopped                           13.2s
 ⠿ Container dockercompose-dps-1        Stopped                            0.3s
 ⠿ Container metastore.docker           St...                             13.1s
 ⠿ Container rabbitmq4indexing          S...                               6.5s
 ⠿ Container elastic4indexing           St...                              0.8s
user@localhost:/home/user/metastore2$ docker compose start
[+] Running 6/6
 ⠿ Container dockercompose-dps-1        Started                            0.4s
 ⠿ Container dockercompose-my-apache-1  Started                            0.6s
 ⠿ Container elastic4indexing           He...                             10.9s
 ⠿ Container rabbitmq4indexing          S...                               0.3s
 ⠿ Container metastore.docker           St...                              0.5s
 ⠿ Container indexing4metastore         Started                            0.5s
user@localhost:/home/user/metastore2$

First steps using MetaStore standalone

If you're using MetaStore without the whole framework the service is reachable via http://localhost:8040/metastore/....

Setup for production mode

:WARNING: If you want to use the service in production mode you have modify your configuration (application.properties).

  1. Don't open port to public (as long as AAI is not implemented)
  2. Use a productive database (e.g. postgres)
  3. Setup directories for schemata and metadata to a reliable disc. (metastore.schema.schemaFolder, metastore.metadata.metadataFolder)
  4. Check all settings in application.properties. (e.g. CSRF)

:information_source: If MetaStore should be used standalone (without KIT Data Manager) you have to install a database before. (See 'Installation PostgreSQL')

Setup MetaStore2

Before you are able to start the repository microservice, you have to modify the file 'application.properties' according to your local setup. Therefor, copy the file 'settings/application-example.properties' to your project folder, rename it to 'application.properties' and customize it. Special attentioned should be payed to the database setup (spring.datasource.*), and the paths of schemata (metastore.schema.schemaFolder) / metadata (metastore.schema.metadataFolder). to the repository base path. Also, the property 'repo.messaging.enabled' should be changed to 'true' in case you want to use the messaging feature of the repository.

Setup database

See setup database and setup for MetaStore2.

Start MetaStore2

As soon as you finished modifying 'application.properties', you may start the repository microservice by executing the following command inside the installation folder:

user@localhost:/home/user/metastore2$bash /PATH/TO/EMPTY/INSTALLATION/DIRECTORY/run.sh

More Information

License

The MetaStore2 is licensed under the Apache License, Version 2.0.