add support for --target-release for __package_apt

Signed-off-by: Nico Schottelius <nico@freiheit.schottelius.org>

cdist/conf/type/__file/gencode-local

@@ -67,7 +67,7 @@ DONE
       if [ "$upload_file" ]; then
          echo upload >> "$__messages_out"
          cat << DONE
-$__remote_copy $source ${__target_host}:\$destination_upload
+$__remote_copy "$source" "${__target_host}:\$destination_upload"
 DONE
       fi
 # move uploaded file into place

cdist/conf/type/__package_apt/gencode-remote

@@ -33,6 +33,14 @@ else
    state_should="present"
 fi
 
+if [ -f "$__object/parameter/target-release" ]; then
+   target_release="--target-release $(cat "$__object/parameter/target-release")"
+else
+   target_release=""
+fi
+
+
+
 # FIXME: use grep directly, state is a list, not a line!
 state_is="$(cat "$__object/explorer/state")"
 case "$state_is" in
@@ -50,7 +58,7 @@ aptget="DEBIAN_FRONTEND=noninteractive apt-get --quiet --yes --no-install-recomm
 
 case "$state_should" in
     present)
-        echo $aptget install \"$name\"
+        echo $aptget install $target_release \"$name\"
     ;;
     absent)
         echo $aptget remove \"$name\"

cdist/conf/type/__package_apt/man.text

@@ -27,6 +27,9 @@ name::
 state::
     Either "present" or "absent", defaults to "present"
 
+target-release::
+    Passed on to apt-get install, see apt-get(8).
+    Essentially allows you to retrieve packages from a different release
 
 EXAMPLES
 --------

cdist/conf/type/__package_apt/parameter/optional

@@ -1,3 +1,4 @@
 name
 version
 state
+target-release