Add back a /sessions volume for sessions persistence

Dockerfile-alpine.template

@@ -41,6 +41,7 @@ RUN set -ex; \
 ENV MAX_EXECUTION_TIME 600
 ENV MEMORY_LIMIT 512M
 ENV UPLOAD_LIMIT 2048K
+ENV SESSION_SAVE_PATH /sessions
 RUN set -ex; \
     \
     { \
@@ -63,6 +64,7 @@ RUN set -ex; \
         echo 'memory_limit=${MEMORY_LIMIT}'; \
         echo 'post_max_size=${UPLOAD_LIMIT}'; \
         echo 'upload_max_filesize=${UPLOAD_LIMIT}'; \
+        echo 'session.save_path=${SESSION_SAVE_PATH}'; \
     } > $PHP_INI_DIR/conf.d/phpmyadmin-misc.ini
 
 # Calculate download URL
@@ -85,6 +87,9 @@ RUN set -ex; \
     apk add --no-cache --virtual .fetch-deps \
         gnupg \
     ; \
+    mkdir $SESSION_SAVE_PATH; \
+    chmod 1777 $SESSION_SAVE_PATH; \
+    chown www-data:www-data $SESSION_SAVE_PATH; \
     \
     export GNUPGHOME="$(mktemp -d)"; \
     export GPGKEY="3D06A59ECE730EB71B511C17CE752F178259BD92"; \

Dockerfile-debian.template

@@ -43,6 +43,7 @@ RUN set -ex; \
 ENV MAX_EXECUTION_TIME 600
 ENV MEMORY_LIMIT 512M
 ENV UPLOAD_LIMIT 2048K
+ENV SESSION_SAVE_PATH /sessions
 RUN set -ex; \
     \
     { \
@@ -65,6 +66,7 @@ RUN set -ex; \
         echo 'memory_limit=${MEMORY_LIMIT}'; \
         echo 'post_max_size=${UPLOAD_LIMIT}'; \
         echo 'upload_max_filesize=${UPLOAD_LIMIT}'; \
+        echo 'session.save_path=${SESSION_SAVE_PATH}'; \
     } > $PHP_INI_DIR/conf.d/phpmyadmin-misc.ini
 
 # Calculate download URL
@@ -92,6 +94,9 @@ RUN set -ex; \
         gnupg \
         dirmngr \
     ; \
+    mkdir $SESSION_SAVE_PATH; \
+    chmod 1777 $SESSION_SAVE_PATH; \
+    chown www-data:www-data $SESSION_SAVE_PATH; \
     \
     export GNUPGHOME="$(mktemp -d)"; \
     export GPGKEY="3D06A59ECE730EB71B511C17CE752F178259BD92"; \

README.md

@@ -140,6 +140,14 @@ See the following links for config file information:
 
 Set the variable ``PMA_ABSOLUTE_URI`` to the fully-qualified path (``https://pma.example.net/``) where the reverse proxy makes phpMyAdmin available.
 
+## Sessions persistence
+
+In order to keep your sessions active between container updates you will need to mount the `/sessions` folder.
+
+```sh
+-v /some/local/directory/sessions:/sessions:rw
+```
+
 ## Environment variables summary
 
 * ``PMA_ARBITRARY`` - when set to 1 connection to the arbitrary server will be allowed

apache/Dockerfile

@@ -43,6 +43,7 @@ RUN set -ex; \
 ENV MAX_EXECUTION_TIME 600
 ENV MEMORY_LIMIT 512M
 ENV UPLOAD_LIMIT 2048K
+ENV SESSION_SAVE_PATH /sessions
 RUN set -ex; \
     \
     { \
@@ -65,6 +66,7 @@ RUN set -ex; \
         echo 'memory_limit=${MEMORY_LIMIT}'; \
         echo 'post_max_size=${UPLOAD_LIMIT}'; \
         echo 'upload_max_filesize=${UPLOAD_LIMIT}'; \
+        echo 'session.save_path=${SESSION_SAVE_PATH}'; \
     } > $PHP_INI_DIR/conf.d/phpmyadmin-misc.ini
 
 # Calculate download URL
@@ -92,6 +94,9 @@ RUN set -ex; \
         gnupg \
         dirmngr \
     ; \
+    mkdir $SESSION_SAVE_PATH; \
+    chmod 1777 $SESSION_SAVE_PATH; \
+    chown www-data:www-data $SESSION_SAVE_PATH; \
     \
     export GNUPGHOME="$(mktemp -d)"; \
     export GPGKEY="3D06A59ECE730EB71B511C17CE752F178259BD92"; \

fpm-alpine/Dockerfile

@@ -41,6 +41,7 @@ RUN set -ex; \
 ENV MAX_EXECUTION_TIME 600
 ENV MEMORY_LIMIT 512M
 ENV UPLOAD_LIMIT 2048K
+ENV SESSION_SAVE_PATH /sessions
 RUN set -ex; \
     \
     { \
@@ -63,6 +64,7 @@ RUN set -ex; \
         echo 'memory_limit=${MEMORY_LIMIT}'; \
         echo 'post_max_size=${UPLOAD_LIMIT}'; \
         echo 'upload_max_filesize=${UPLOAD_LIMIT}'; \
+        echo 'session.save_path=${SESSION_SAVE_PATH}'; \
     } > $PHP_INI_DIR/conf.d/phpmyadmin-misc.ini
 
 # Calculate download URL
@@ -85,6 +87,9 @@ RUN set -ex; \
     apk add --no-cache --virtual .fetch-deps \
         gnupg \
     ; \
+    mkdir $SESSION_SAVE_PATH; \
+    chmod 1777 $SESSION_SAVE_PATH; \
+    chown www-data:www-data $SESSION_SAVE_PATH; \
     \
     export GNUPGHOME="$(mktemp -d)"; \
     export GPGKEY="3D06A59ECE730EB71B511C17CE752F178259BD92"; \

fpm/Dockerfile

@@ -43,6 +43,7 @@ RUN set -ex; \
 ENV MAX_EXECUTION_TIME 600
 ENV MEMORY_LIMIT 512M
 ENV UPLOAD_LIMIT 2048K
+ENV SESSION_SAVE_PATH /sessions
 RUN set -ex; \
     \
     { \
@@ -65,6 +66,7 @@ RUN set -ex; \
         echo 'memory_limit=${MEMORY_LIMIT}'; \
         echo 'post_max_size=${UPLOAD_LIMIT}'; \
         echo 'upload_max_filesize=${UPLOAD_LIMIT}'; \
+        echo 'session.save_path=${SESSION_SAVE_PATH}'; \
     } > $PHP_INI_DIR/conf.d/phpmyadmin-misc.ini
 
 # Calculate download URL
@@ -92,6 +94,9 @@ RUN set -ex; \
         gnupg \
         dirmngr \
     ; \
+    mkdir $SESSION_SAVE_PATH; \
+    chmod 1777 $SESSION_SAVE_PATH; \
+    chown www-data:www-data $SESSION_SAVE_PATH; \
     \
     export GNUPGHOME="$(mktemp -d)"; \
     export GPGKEY="3D06A59ECE730EB71B511C17CE752F178259BD92"; \

testing/phpmyadmin_test.py

@@ -104,14 +104,15 @@ def test_php_ini(url, username, password, server):
     assert(b'upload_max_filesize' in response)
     assert(b'post_max_size' in response)
     assert(b'expose_php' in response)
+    assert(b'session.save_path' in response)
 
     assert(b'<tr><td class="e">max_execution_time</td><td class="v">125</td><td class="v">125</td></tr>' in response)
 
     assert(b'<tr><td class="e">upload_max_filesize</td><td class="v">123M</td><td class="v">123M</td></tr>' in response)
     assert(b'<tr><td class="e">post_max_size</td><td class="v">123M</td><td class="v">123M</td></tr>' in response)
 
     assert(b'<tr><td class="e">expose_php</td><td class="v">Off</td><td class="v">Off</td></tr>' in response)
-
+    assert(b'<tr><td class="e">session.save_path</td><td class="v">/sessions</td><td class="v">/sessions</td></tr>' in response)
 
 def test_import_from_folder(url, username, password, server, sqlfile):
     upload_dir = os.environ.get('PMA_UPLOADDIR');