migration

Migration is a module for migrating database schema between different version of project harbor

WARNING!! You must backup your data before migrating

###installation

step 2: build image from dockerfile

cd harbor-migration

docker build -t your-image-name .

###migration operation

create backup file in /path/to/backup

docker run -ti -v /data/database:/var/lib/mysql -v /path/to/backup:/harbor-migration/backup your-image-name backup

restore from backup file in /path/to/backup

docker run -ti -v /data/database:/var/lib/mysql -v /path/to/backup:/harbor-migration/backup your-image-name restore

perform database schema upgrade

docker run -ti -v /data/database:/var/lib/mysql your-image-name up head
perform database schema downgrade(downgrade has been disabled)

docker run -v /data/database:/var/lib/mysql your-image-name down base

###migration step

step 1: stop and remove harbor service

docker-compose stop && docker-compose rm -f

step 2: perform migration operation
step 3: rebuild newest harbor images and restart service
```
docker-compose build && docker-compose up -d
```