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Refactor conditional structure of image upgrade

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This commit is contained in:
Shane Kilkelly 2020-07-14 09:54:58 +01:00
parent 42167c1265
commit 1686667045
1 changed files with 53 additions and 54 deletions
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107
bin/upgrade
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@ -32,63 +32,62 @@ function handle_image_upgrade() {
user_image_version="$(head -n 1 config/version)"
seed_image_version="$(head -n 1 lib/config-seed/version)"
if [[ "$seed_image_version" > "$user_image_version" ]]; then
# TODO: prompt for confirmation
echo "New docker image version available ($seed_image_version)"
echo "Current image version is '$user_image_version' (from config/version)"
should_upgrade="n"
read -r -p "Upgrade image? [y/n] " should_upgrade
if [[ ! "$should_upgrade" =~ [Yy] ]]; then
echo "Keeping image version '$user_image_version'"
return 0
fi
echo "Upgrading config/version from $user_image_version to $seed_image_version"
## Offer to stop docker services
services_stopped="false"
if services_up; then
echo "docker services are up, stop them first?"
should_stop="n"
read -r -p "Stop docker services? [y/n] " should_stop
if [[ ! "$should_stop" =~ [Yy] ]]; then
echo "exiting without stopping services"
exit 1
fi
services_stopped="true"
echo "Stopping docker services"
bin/docker-compose stop
fi
## Offer to take a backup
echo "Backup up data directories to $backup_dir before upgrade?"
echo "!! WARNING: Only do this while the docker services are stopped!!"
should_backup="n"
read -r -p "Backup? [y/n] " should_backup
if [[ "$should_backup" =~ [Yy] ]]; then
backup_data
fi
## Set the new image version
echo "Over-writing config/version with $seed_image_version"
cp lib/config-seed/version config/version
## Maybe offer to start services again
if [[ "${services_stopped:-null}" == "true" ]]; then
should_start="n"
read -r -p "Start docker services again? [y/n] " should_start
if [[ "$should_start" =~ [Yy] ]]; then
echo "Starting docker services"
bin/docker-compose up -d
fi
fi
else
if [[ ! "$seed_image_version" > "$user_image_version" ]]; then
echo "No change to docker image version"
return 0
fi
# TODO: prompt for confirmation
echo "New docker image version available ($seed_image_version)"
echo "Current image version is '$user_image_version' (from config/version)"
should_upgrade="n"
read -r -p "Upgrade image? [y/n] " should_upgrade
if [[ ! "$should_upgrade" =~ [Yy] ]]; then
echo "Keeping image version '$user_image_version'"
return 0
fi
echo "Upgrading config/version from $user_image_version to $seed_image_version"
## Offer to stop docker services
services_stopped="false"
if services_up; then
echo "docker services are up, stop them first?"
should_stop="n"
read -r -p "Stop docker services? [y/n] " should_stop
if [[ ! "$should_stop" =~ [Yy] ]]; then
echo "exiting without stopping services"
exit 1
fi
services_stopped="true"
echo "Stopping docker services"
bin/docker-compose stop
fi
## Offer to take a backup
echo "Backup up data directories to $backup_dir before upgrade?"
echo "!! WARNING: Only do this while the docker services are stopped!!"
should_backup="n"
read -r -p "Backup? [y/n] " should_backup
if [[ "$should_backup" =~ [Yy] ]]; then
backup_data
fi
## Set the new image version
echo "Over-writing config/version with $seed_image_version"
cp lib/config-seed/version config/version
## Maybe offer to start services again
if [[ "${services_stopped:-null}" == "true" ]]; then
should_start="n"
read -r -p "Start docker services again? [y/n] " should_start
if [[ "$should_start" =~ [Yy] ]]; then
echo "Starting docker services"
bin/docker-compose up -d
fi
fi
}
function backup_data() {