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nextcloud-docker/12.0/apache/docker-entrypoint.sh
Yuxiang Zhu 8e8f33ef46 Copy config, data, custom_apps, and themes to volume when empty
When Nextcloud performs an upgrade or clean installation,
it will check whether /var/www/html/{config,data,custom_apps,themes} exist.
If not, it will copy
/usr/src/nextcloud/{config,data,custom_apps,themes} to /var/www/html.

This leads to a problem: If those subdirectories are existent but
empty, it will not do the copy. This situation is common when you mount
volumes to those subdirectories, like:

```
version: "2.1"
services:
    app:
        image: nextcloud:12-apache
        volumes:
            - nextcloud:/var/www/html:Z
            - nextcloud-custom_apps:/var/www/html/custom_apps:Z
            - nextcloud-config:/var/www/html/config:Z
            - nextcloud-data:/var/www/html/data:Z
            - nextcloud-themes:/var/www/html/themes:Z
        ports:
            - 8080:80/tcp
    db:
        image: mariadb
        volumes:
            - db:/var/lib/mysql:Z
        environment:
            MYSQL_USER: nextcloud
            MYSQL_DATABASE: nextcloud
            MYSQL_PASSWORD: nextcloud
            MYSQL_ROOT_PASSWORD: nextcloud

volumes:
    nextcloud:
    nextcloud-custom_apps:
    nextcloud-config:
    nextcloud-data:
    nextcloud-themes:
    db:
```

This patch will fix this issue by copying to those subdirectories when they
are empty.
2017-06-28 14:59:24 +08:00

48 lines
1.9 KiB
Bash
Executable file

#!/bin/bash
set -e
# version_greater A B returns whether A > B
function version_greater() {
[[ "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$1" ]];
}
# return true if specified directory is empty
function directory_empty() {
[ -n "$(find "$1"/ -prune -empty)" ]
}
installed_version="0.0.0~unknown"
if [ -f /var/www/html/version.php ]; then
installed_version=$(php -r 'require "/var/www/html/version.php"; echo "$OC_VersionString";')
fi
image_version=$(php -r 'require "/usr/src/nextcloud/version.php"; echo "$OC_VersionString";')
if version_greater "$installed_version" "$image_version"; then
echo "Can't start Nextcloud because the version of the data ($installed_version) is higher than the docker image version ($image_version) and downgrading is not supported. Are you sure you have pulled the newest image version?"
exit 1
fi
if version_greater "$image_version" "$installed_version"; then
if [ "$installed_version" != "0.0.0~unknown" ]; then
su - www-data -s /bin/bash -c 'php /var/www/html/occ app:list' > /tmp/list_before
fi
rsync -a --delete --exclude /config/ --exclude /data/ --exclude /custom_apps/ --exclude /themes/ /usr/src/nextcloud/ /var/www/html/
for dir in config data custom_apps themes; do
if [ ! -d /var/www/html/"$dir" ] || directory_empty /var/www/html/"$dir"; then
cp -arT /usr/src/nextcloud/"$dir" /var/www/html/"$dir"
fi
done
if [ "$installed_version" != "0.0.0~unknown" ]; then
su - www-data -s /bin/bash -c 'php /var/www/html/occ upgrade --no-app-disable'
su - www-data -s /bin/bash -c 'php /var/www/html/occ app:list' > /tmp/list_after
echo "The following apps have beed disabled:"
diff <(sed -n "/Enabled:/,/Disabled:/p" /tmp/list_before) <(sed -n "/Enabled:/,/Disabled:/p" /tmp/list_after) | grep '<' | cut -d- -f2 | cut -d: -f1
rm -f /tmp/list_before /tmp/list_after
fi
fi
exec "$@"