docker-volume-backup/test/services/run.sh
Frederik Ring c3daeacecb
Improve Swarm support (#333)
* Query for labeled services as well

* Try scaling down services

* Scale services back up

* Use progress tool from Docker CLI

* In test, label both services

* Clean up error and log messages

* Document scale-up/down approach in docs

* Downgrade Docker CLI to match client

* Document services stats

* Do not rely on PreviousSpec for storing desired replica count

* Log warnings from Docker when updating services

* Check whether container and service labels collide

* Document script behavior on label collision

* Add additional check if all containers have been removed

* Scale services concurrently

* Move docker interaction code into own file

* Factor out code for service updating

* Time out after five minutes of not reaching desired container count

* Inline handling of in-swarm container level restart

* Timer is more suitable for timeout race

* Timeout when scaling down services should be configurable

* Choose better filename

* Reflect changes in naming

* Rename and deprecate BACKUP_STOP_CONTAINER_LABEL

* Improve logging

* Further simplify logging
2024-01-31 12:17:41 +01:00

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#!/bin/sh
set -e
cd $(dirname $0)
. ../util.sh
current_test=$(basename $(pwd))
docker swarm init
docker stack deploy --compose-file=docker-compose.yml test_stack
while [ -z $(docker ps -q -f name=backup) ]; do
info "Backup container not ready yet. Retrying."
sleep 1
done
sleep 20
docker exec $(docker ps -q -f name=backup) backup
docker run --rm \
-v backup_data:/data alpine \
ash -c 'tar -xf /data/backup/test.tar.gz && test -f /backup/pg_data/PG_VERSION'
pass "Found relevant files in untared backup."
sleep 5
expect_running_containers "5"