Fix using enigma plugin

README.md

@@ -93,6 +93,9 @@ or to inject additional data into the container:
 * `/var/roundcube/db`: storage location of the SQLite database
   Only needed if using `ROUNDCUBEMAIL_DB_TYPE=sqlite` to persist the Roundcube database.
 
+* `/var/roundcube/enigma`: storage location of the enigma plugin
+  If enabled, the "enigma" plugin stores OpenPGP keys here.
+
 * `/tmp/roundcube-temp`: Roundcube's temp folder
   Temp files like uploaded attachments or thumbnail images are stored here.
   Share this directory via a volume when running multiple replicas of the roundcube container.

templates/Dockerfile-alpine.templ

@@ -87,10 +87,7 @@ ENV ROUNDCUBEMAIL_KEYID "F3E4 C04B B3DB 5D42 15C4  5F7F 5AB2 BAA1 41C4 F7D5"
 
 # Download package and extract to web volume
 RUN set -ex; \
-	apk add --no-cache --virtual .fetch-deps \
-		gnupg \
-	; \
-	\
+	apk add --no-cache gnupg;
 	curl -o roundcubemail.tar.gz -fSL https://github.com/roundcube/roundcubemail/releases/download/${ROUNDCUBEMAIL_VERSION}/roundcubemail-${ROUNDCUBEMAIL_VERSION}-complete.tar.gz; \
 	curl -o roundcubemail.tar.gz.asc -fSL https://github.com/roundcube/roundcubemail/releases/download/${ROUNDCUBEMAIL_VERSION}/roundcubemail-${ROUNDCUBEMAIL_VERSION}-complete.tar.gz.asc; \
 	export GNUPGHOME="$(mktemp -d)"; \
@@ -106,9 +103,8 @@ RUN set -ex; \
 	rm -r "$GNUPGHOME" roundcubemail.tar.gz.asc roundcubemail.tar.gz; \
 	rm -rf /usr/src/roundcubemail/installer; \
 	chown -R www-data:www-data /usr/src/roundcubemail/logs; \
-	apk del .fetch-deps; \
 # Create the config dir
-	mkdir -p /var/roundcube/config
+	mkdir -p /var/roundcube/config /var/roundcube/enigma
 
 ENTRYPOINT ["/docker-entrypoint.sh"]
 CMD ["%%CMD%%"]

templates/Dockerfile-debian.templ

@@ -110,7 +110,7 @@ RUN set -ex; \
 	rm -rf /usr/src/roundcubemail/installer; \
 	chown -R www-data:www-data /usr/src/roundcubemail/logs; \
 # Create the config dir
-	mkdir -p /var/roundcube/config
+	mkdir -p /var/roundcube/config /var/roundcube/enigma
 
 ENTRYPOINT ["/docker-entrypoint.sh"]
 CMD ["%%CMD%%"]

templates/docker-entrypoint.sh

@@ -150,6 +150,11 @@ if  [[ "$1" == apache2* || "$1" == php-fpm || "$1" == bin* ]]; then
     echo "\$config['spellcheck_uri'] = '${ROUNDCUBEMAIL_SPELLCHECK_URI}';" >> config/config.docker.inc.php
   fi
 
+  # If the "enigma" plugin is enabled but has no storage configured, inject a default value for the mandatory setting.
+  if $(echo $ROUNDCUBEMAIL_PLUGINS | grep -Eq '\benigma\b') && ! grep -qr enigma_pgp_homedir /var/roundcube/config/; then
+    echo "$config['enigma_pgp_homedir'] = '/var/roundcube/enigma';" >> config/config.docker.inc.php
+  fi
+
   # include custom config files
   for fn in `ls /var/roundcube/config/*.php 2>/dev/null || true`; do
     echo "include('$fn');" >> config/config.docker.inc.php