systemd integration for the .deb's; setting environment variables for the libc allocator

Installation/Ubuntu/snapcraft.yaml.in

@@ -24,7 +24,7 @@ parts:
 
 apps:
   arangod:
-    command: arangod  \
+    command: GLIBCXX_FORCE_NEW=1 arangod  \
       --configuration=none \
       --server.endpoint=tcp://0.0.0.0:@SNAP_PORT@ \
       --javascript.startup-directory=${SNAP}/@CMAKE_INSTALL_DATAROOTDIR_ARANGO@/js \

Installation/debian/postinst.in

@@ -5,9 +5,10 @@ ARANGODB="/usr/sbin/arangod"
 
 # source debconf library
 . /usr/share/debconf/confmodule
-
+set +x
 db_get @CPACK_PACKAGE_NAME@/storage_engine
 STORAGE_ENGINE=$RET
+export GLIBCXX_FORCE_NEW=1
 sed -i /etc/arangodb3/arangod.conf -e "s;storage-engine = auto;storage-engine = $STORAGE_ENGINE;"
 
 if [ "$1" = "configure" -a -z "$2" ]; then
@@ -15,7 +16,7 @@ if [ "$1" = "configure" -a -z "$2" ]; then
 
     # Escape backslashes and quotes 
     if [ -n "$RET" ]; then
-      ARANGODB_DEFAULT_ROOT_PASSWORD=`echo $RET|sed -e 's;\\\\;\\\\\\\\;g' -e 's;";\\\\";g'` \
+        ARANGODB_DEFAULT_ROOT_PASSWORD=`echo "${RET}"|sed -e 's;\\\\;\\\\\\\\;g' -e 's;";\\\\";g'` \
                                       /usr/sbin/arango-init-database \
 	                              --server.rest-server false --server.statistics false --foxx.queues false \
                                       --uid arangodb --gid arangodb || true
@@ -59,12 +60,31 @@ fi
 
 db_stop
 
-# Automatically added by dh_installinit
-if [ -x "/etc/init.d/arangodb3" ]; then
+if test "@CPACK_SYSTEMD_FOUND@" -eq 1 ; then
+    # This will only remove masks created by d-s-h on package removal.
+    deb-systemd-helper unmask arangodb3.service >/dev/null || true
+    # was-enabled defaults to true, so new installations run enable.
+    if deb-systemd-helper --quiet was-enabled arangodb3.service; then
+        # Enables the unit on first installation, creates new
+        # symlinks on upgrades if the unit file has changed.
+        deb-systemd-helper enable arangodb3.service >/dev/null || true
+    else
+        # Update the statefile to add new symlinks (if any), which need to be
+        # cleaned up on purge. Also remove old symlinks.
+        deb-systemd-helper update-state arangodb3.service >/dev/null || true
+    fi
+    # Automatically added by dh_systemd_start
+    if [ -d /run/systemd/system ]; then
+        systemctl --system daemon-reload >/dev/null || true
+        deb-systemd-invoke start arangodb3.service >/dev/null || true
+    fi
+    # End automatically added section
+else
+    # Automatically added by dh_installinit
+    if [ -x "/etc/init.d/arangodb3" ]; then
 	update-rc.d arangodb3 defaults >/dev/null
 	invoke-rc.d arangodb3 start || exit $?
+    fi
+    # End automatically added section
 fi
-# End automatically added section
-
-
 exit 0

Installation/debian/postrm

@@ -7,12 +7,27 @@ if [ "$1" = "purge" ] ; then
 fi
 
 
+
 # In case this system is running systemd, we make systemd reload the unit files
 # to pick up changes.
 if [ -d /run/systemd/system ] ; then
         systemctl --system daemon-reload >/dev/null || true
 fi
 # End automatically added section
+# Automatically added by dh_systemd_enable
+if [ "$1" = "remove" ]; then
+        if [ -x "/usr/bin/deb-systemd-helper" ]; then
+                deb-systemd-helper mask arangodb3.service >/dev/null
+        fi
+fi
+
+if [ "$1" = "purge" ]; then
+        if [ -x "/usr/bin/deb-systemd-helper" ]; then
+                deb-systemd-helper purge arangodb3.service >/dev/null
+                deb-systemd-helper unmask arangodb3.service >/dev/null
+        fi
+fi
+# End automatically added section
 # Automatically added by dh_installdebconf
 if [ "$1" = purge ] && [ -e /usr/share/debconf/confmodule ]; then
 	. /usr/share/debconf/confmodule
@@ -20,7 +35,6 @@ if [ "$1" = purge ] && [ -e /usr/share/debconf/confmodule ]; then
 fi
 # End automatically added section
 
-
 rm -rf /usr/share/arangodb3/js.old
 
 if [ purge = "$1" ]; then

Installation/debian/prerm

@@ -7,3 +7,9 @@ if [ -x "/etc/init.d/arangodb3" ]; then
 fi
 # End automatically added section
 
+set -e
+# Automatically added by dh_systemd_start
+if [ -d /run/systemd/system ] && [ "$1" = remove ]; then
+        deb-systemd-invoke stop arangodb3.service >/dev/null
+fi
+# End automatically added section

Installation/systemd/arangodb3.service.in

@@ -20,6 +20,7 @@ After=sysinit.target sockets.target timers.target paths.target slices.target net
 Type=forking
 LimitNOFILE=131072
 PIDFile=/var/run/arangodb3/arangod.pid
+Environment=GLIBCXX_FORCE_NEW=1
 ExecStartPre=/usr/bin/install -g arangodb -o arangodb -d /var/tmp/arangodb3
 ExecStartPre=/usr/bin/install -g arangodb -o arangodb -d /var/run/arangodb3
 ExecStartPre=@CHOWN_EXECUTABLE@ -R arangodb:arangodb /var/log/arangodb3

cmake/packages/deb.cmake

@@ -18,6 +18,8 @@ set(CPACK_DEBIAN_PACKAGE_HOMEPAGE ${ARANGODB_URL_INFO_ABOUT})
 set(CPACK_COMPONENTS_ALL debian-extras)
 set(CPACK_GENERATOR "DEB")
 
+set(CPACK_SYSTEMD_FOUND "${SYSTEMD_FOUND}")
+
 # substitute the package name so debconf works:
 configure_file (
   "${PROJECT_SOURCE_DIR}/Installation/debian/templates.in"
@@ -65,11 +67,12 @@ set(DH_CONFFILES_NAME "${PROJECT_BINARY_DIR}/conffiles")
 FILE(WRITE ${DH_CONFFILES_NAME} "${conffiles_list}")
 list(APPEND CPACK_DEBIAN_PACKAGE_CONTROL_EXTRA "${DH_CONFFILES_NAME}")
 
+
 if (SYSTEMD_FOUND)
   # deploy the Init script:
   install(
     FILES ${PROJECT_BINARY_DIR}/arangodb3.service
-    PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
+    PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
     DESTINATION ${SYSTEMD_UNIT_DIR}/
     RENAME ${SERVICE_NAME}.service
     COMPONENT debian-extras