__hostname: openbsd support

cdist/conf/type/__hostname/gencode-remote

@@ -40,7 +40,7 @@ case "$os" in
             exit 0
         fi
     ;;
-    scientific|centos)
+    scientific|centos|openbsd)
         if [ "$name_sysconfig" = "$name_should" -a "$name_running" = "$name_should" ]; then
             exit 0
         fi
@@ -64,7 +64,7 @@ else
             echo "hostname '$name_should'"
             echo "printf '%s\n' '$name_should' > /etc/hostname"
         ;;
-        centos)
+        centos|openbsd)
             echo "hostname '$name_should'"
         ;;
         suse)

cdist/conf/type/__hostname/manifest

@@ -23,7 +23,14 @@ os=$(cat "$__global/explorer/os")
 if [ -f "$__object/parameter/name" ]; then
     name_should="$(cat "$__object/parameter/name")"
 else
-    name_should="$(echo "${__target_host%%.*}")"
+    case "$os" in
+    openbsd)
+        name_should="$(echo "${__target_host}")"
+    ;;
+    *)
+        name_should="$(echo "${__target_host%%.*}")"
+    ;;
+    esac
 fi
 
 
@@ -45,6 +52,9 @@ case "$os" in
             --key HOSTNAME \
             --value "$name_should" --exact_delimiter
     ;;
+    openbsd)
+        echo "$name_should" | __file /etc/myname --source -
+    ;;
     *)
         not_supported
     ;;