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Block upgrade if it is not supported

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Closes #1809. This prevents the install from getting in a state where none
of the Docker images will accept running given the contents of the volumes.

Signed-off-by: Antonin Delpeuch <antonin@delpeuch.eu>
This commit is contained in:
Antonin Delpeuch 2023-06-24 10:38:16 +02:00
parent 74d33d0020
commit c832a0554a
1 changed files with 12 additions and 0 deletions
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12
docker-entrypoint.sh
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@ -6,6 +6,13 @@ version_greater() {
[ "$(printf '%s\n' "$@" | sort -t '.' -n -k1,1 -k2,2 -k3,3 -k4,4 | head -n 1)" != "$1" ] [ "$(printf '%s\n' "$@" | sort -t '.' -n -k1,1 -k2,2 -k3,3 -k4,4 | head -n 1)" != "$1" ]
} }
# version_too_far_apart A B returns whether the major version of A is more than that of B + 1
version_too_far_apart() {
local majorImage=`echo $1 | sed -e 's/\..*//'`
local majorInstalled=`echo $2 | sed -e 's/\..*//'`
[ $majorImage -gt $(echo $majorInstalled + 1 | bc) ]
}
# return true if specified directory is empty # return true if specified directory is empty
directory_empty() { directory_empty() {
[ -z "$(ls -A "$1/")" ] [ -z "$(ls -A "$1/")" ]
@ -157,6 +164,11 @@ if expr "$1" : "apache" 1>/dev/null || [ "$1" = "php-fpm" ] || [ "${NEXTCLOUD_UP
if version_greater "$image_version" "$installed_version"; then if version_greater "$image_version" "$installed_version"; then
echo "Initializing nextcloud $image_version ..." echo "Initializing nextcloud $image_version ..."
if [ "$installed_version" != "0.0.0.0" ]; then if [ "$installed_version" != "0.0.0.0" ]; then
if version_too_far_apart "$image_version" "$installed_version"; then
echo "Can't start NextCloud because upgrading from $installed_version to $image_version is not supported."
echo "It is only possible to upgrade one major version at a time. For example, if you want to upgrade from version 14 to 16, you will have to upgrade from version 14 to 15, then from 15 to 16."
exit 1
fi
echo "Upgrading nextcloud from $installed_version ..." echo "Upgrading nextcloud from $installed_version ..."
run_as 'php /var/www/html/occ app:list' | sed -n "/Enabled:/,/Disabled:/p" > /tmp/list_before run_as 'php /var/www/html/occ app:list' | sed -n "/Enabled:/,/Disabled:/p" > /tmp/list_before
fi fi