Created
March 12, 2020 15:44
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MongoDB Docker Backup and Restore Test
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| #!/bin/bash | |
| set -e; | |
| mongoOne=f06668aa36714d818dfc2105e103f647; | |
| mongoTwo=ea623889303a4e1cb25e7bf2e9b8285c; | |
| function onExit() | |
| { | |
| docker kill $mongoOne; | |
| docker kill $mongoTwo; | |
| docker rm $mongoOne; | |
| docker rm $mongoTwo; | |
| rm backup.gz; | |
| } | |
| trap onExit EXIT; | |
| echo;echo 'Starting MongoDB instances'; | |
| docker run \ | |
| --name $mongoOne \ | |
| --detach \ | |
| mongo:4; | |
| docker run \ | |
| --name $mongoTwo \ | |
| --detach \ | |
| mongo:4; | |
| sleep 1; # should be watching the status of the image if this needed to be more robust ¯\_(ツ)_/¯ | |
| echo;echo 'Inserting beer into MongoDB instance one'; | |
| docker exec $mongoOne bash -c ' | |
| mongo <<EOF | |
| use brew-tracker | |
| db.beers.insert({ | |
| name: "Sabro", | |
| hops: "All the Sabro" | |
| }) | |
| EOF | |
| '; | |
| echo;echo 'Performing the backup of MongoDB instance one'; | |
| docker exec -i $mongoOne mongodump --archive --gzip --db brew-tracker > backup.gz; | |
| echo;echo 'Restoring the backup to MongoDB instance two'; | |
| docker exec -i $mongoTwo mongorestore --archive --gzip < backup.gz; | |
| echo;echo 'Querying for Sabro...'; | |
| docker exec $mongoTwo bash -c ' | |
| mongo <<EOF | |
| use brew-tracker | |
| db.beers.find() | |
| EOF | |
| '; |
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