__directory to support --source path

cdist/conf/type/__directory/gencode-local

@@ -0,0 +1,32 @@
+#!/bin/sh
+#
+# 2022 Simon Walter (simon at explicit dot technology)
+#
+# This file is part of cdist.
+#
+# cdist is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# cdist is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with cdist. If not, see <http://www.gnu.org/licenses/>.
+#
+
+destination="/$__object_id"
+
+if [ -f "$__object/parameter/source" ]; then
+   source="$(cat $__object/parameter/source)"
+   # -rp is compatible with both scp and rsync default __remote_copy
+   # However, the default rsync has a --backup switch which will fill up disk
+   # especially with large number of files.
+   cat << DONE
+$__remote_exec $__target_host "mkdir -p $destination"
+$__remote_copy -rp "$source" "${__target_host}:$destination"
+DONE
+fi

cdist/conf/type/__directory/man.rst

@@ -41,6 +41,9 @@ mode
 owner
    User to chown to.
 
+source
+   If provided, the contents of this path will be copied to the directory. 
+
 
 BOOLEAN PARAMETERS
 ------------------

cdist/conf/type/__directory/manifest

@@ -0,0 +1,38 @@
+#!/bin/sh
+#
+# 2022 Simon Walter (simon at explicit dot technology)
+#
+# This file is part of cdist.
+#
+# cdist is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# cdist is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with cdist. If not, see <http://www.gnu.org/licenses/>.
+#
+
+# FIXME: What does cdist use for unit testing?
+# FIXME: Output to stderr is no longer visible by default. Is there a correct
+#        way to do this?
+
+if [ -f "$__object/parameter/source" ]; then
+    export source="$(cat "$__object/parameter/source")"
+    if [ -d "$source" ]; then
+        if [ "$(ls "$source" | wc -w)" -gt 0 ]; then
+            echo "Copying files from (--source): $source" >&2
+            # See gencode-local
+        else
+            echo "No files in (--source): $source" >&2
+        fi
+    else
+        echo "Directory (--source) not found: $source" >&2
+    fi
+fi
+

cdist/conf/type/__directory/parameter/optional

@@ -2,3 +2,4 @@ state
 group
 mode
 owner
+source