Add support for rsync dry run

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>

1 files changed, 10 insertions, 2 deletions

diff --git a/sync b/sync
index d98e596..1d54ea9 100755
--- a/sync
+++ b/sync
@@ -168,6 +168,8 @@ sync() {
 	local descriptor
 	local name
 	local match
+	local dry
+	local dry_description
 
 	set -e
 
@@ -197,6 +199,12 @@ sync() {
 			continue
 		fi
 
+		if [ -n "$DRY" ]
+		then
+			dry="--dry-run"
+			dry_description=" \e[1;31m(dry run)\e[0m"
+		fi
+
 		source_path=$( host_file_path "$descriptor" )
 		destination_path=$( host_file_path "$match" )
 
@@ -204,9 +212,9 @@ sync() {
 		host_excludes "$destination_name" "$name" >> "$DOTEXCLUDES"
 		host_excludes "$source_name" "$name" >> "$DOTEXCLUDES"
 
-		echo -e "Sync \e[1;34m$name\e[0m from \e[1;33m$source\e[0m to \e[1;33m$destination\e[0m"
+		echo -e "Sync \e[1;34m$name\e[0m from \e[1;33m$source\e[0m to \e[1;33m$destination\e[0m$dry_description"
 
-		$RSYNC --exclude-from="$DOTEXCLUDES" "$source_prefix$source_path" "$destination_prefix$destination_path"
+		$RSYNC $dry --exclude-from="$DOTEXCLUDES" "$source_prefix$source_path" "$destination_prefix$destination_path"
 
 		rm "$DOTEXCLUDES"
 	done