Revert "update galera_new_cluster to use environment file"

This reverts commit b54e4bf0.

scripts/CMakeLists.txt

@@ -190,9 +190,6 @@ ELSE()
   SET(localstatedir ${MYSQL_DATADIR})
 ENDIF()
 
-get_filename_component(MYSQL_UNIX_DIR ${MYSQL_UNIX_ADDR} DIRECTORY)
-SET(mysqlunixdir ${MYSQL_UNIX_DIR})
-
 SET(resolveip_locations "$basedir/${INSTALL_BINDIR} $basedir/bin")
 SET(mysqld_locations "$basedir/${INSTALL_SBINDIR} $basedir/libexec $basedir/sbin $basedir/bin")
 SET(errmsg_locations "$basedir/${INSTALL_MYSQLSHAREDIR}/english $basedir/share/english $basedir/share/mysql/english")
@@ -210,18 +207,6 @@ INSTALL_SCRIPT(
   DESTINATION ${INSTALL_SCRIPTDIR}
   COMPONENT Server
   )
-
-CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/galera_new_cluster.sh
-  ${CMAKE_CURRENT_BINARY_DIR}/galera_new_cluster ESCAPE_QUOTES @ONLY)
-  EXECUTE_PROCESS(
-  COMMAND chmod +x ${CMAKE_CURRENT_BINARY_DIR}/galera_new_cluster
-  )
-
-INSTALL_SCRIPT(
- "${CMAKE_CURRENT_BINARY_DIR}/galera_new_cluster"
-  DESTINATION ${INSTALL_SCRIPTDIR}
-  COMPONENT Server
-  )
 ENDIF()
 
 SET(prefix "${CMAKE_INSTALL_PREFIX}")

scripts/galera_new_cluster.sh

@@ -21,11 +21,11 @@ EOF
     exit 0
 fi
 
-echo _WSREP_NEW_CLUSTER='--wsrep-new-cluster' > @mysqlunixdir@/"wsrep-new-cluster-${1:-mariadb}" && \
+systemctl set-environment _WSREP_NEW_CLUSTER='--wsrep-new-cluster' && \
     systemctl restart ${1:-mariadb}
 
 extcode=$?
 
-rm -f @mysqlunixdir@/"wsrep-new-cluster-${1:-mariadb}"
+systemctl set-environment _WSREP_NEW_CLUSTER=''
 
 exit $extcode

support-files/mariadb.service.in

@@ -70,9 +70,6 @@ ProtectSystem=full
 # Prevent accessing /home, /root and /run/user
 ProtectHome=true
 
-# Use an environment file to pass variable _WSREP_NEW_CLUSTER
-EnvironmentFile=-@mysqlunixdir@/wsrep-new-cluster-%N
-
 # Use an environment file to pass variable _WSREP_START_POSITION
 EnvironmentFile=-@mysqlunixdir@/wsrep-start-position