authentic2.postrm: purge everething about configdb

debian/authentic2.postrm

@@ -8,12 +8,25 @@ set -e
 case "$1" in purge)
     deluser --quiet --system authentic > /dev/null || true
     rm -f /etc/authentic2/secret
-    rm -f /etc/authentic2/db.conf
-    rm -rf /var/lib/authentic2/static
-    ucf --purge /etc/authentic2/db.conf
-    ucf --purge /etc/dbconfig-common/authentic2.conf
+    rm -rf /var/lib/authentic2/static/*
+    # source debconf stuff
+    . /usr/share/debconf/confmodule
+    # source dbconfig-common shell library, and call the hook function
+    if [ -f /usr/share/dbconfig-common/dpkg/postrm.pgsql ]; then
+        . /usr/share/dbconfig-common/dpkg/postrm.pgsql 
+        dbc_go authentic2 $@
+    fi
+
+    DBCONF=/etc/authentic2/db.conf
+    if [ "$1" = "purge" ]; then
+        rm -f $DBCONF
+        if which ucf >/dev/null 2>&1; then
+            ucf --purge $DBCONF
+        fi
+    fi
     ;;
 
 esac
 
+
 exit 0