use __remote_{exec,copy} instead of plain ssh/scp in remote exec scripts

Signed-off-by: Steven Armstrong <steven@icarus.ethz.ch>

cdist/conf/type/__install_config/files/remote/copy

@@ -1,6 +1,6 @@
-#!/bin/sh
+#!/bin/sh -e
 #
-# 2011 Steven Armstrong (steven-cdist at armstrong.cc)
+# 2011-2017 Steven Armstrong (steven-cdist at armstrong.cc)
 #
 # This file is part of cdist.
 #
@@ -32,8 +32,6 @@ log() {
 chroot="$1"; shift
 target_host="$__target_host"
 
-scp="scp -o User=root -q"
-
 # postfix target_host with chroot location
 code="$(echo "$@" | sed "s|$target_host:|$target_host:$chroot|g")"
 
@@ -43,6 +41,6 @@ log "@: $@"
 log "code: $code"
 
 # copy files into chroot
-$scp $code
+$__remote_copy $code
 
 log "-----"

cdist/conf/type/__install_config/files/remote/exec

@@ -1,6 +1,6 @@
-#!/bin/sh
+#!/bin/sh -e
 #
-# 2011-2013 Steven Armstrong (steven-cdist at armstrong.cc)
+# 2011-2017 Steven Armstrong (steven-cdist at armstrong.cc)
 #
 # This file is part of cdist.
 #
@@ -34,11 +34,9 @@ target_host="$__target_host"
 # In exec mode the first argument is the __target_host which we already got from env. Get rid of it.
 shift
 
-ssh="ssh -o User=root -q $target_host"
-
 # escape ' with '"'"'
 code="$(echo "$@" | sed -e "s/'/'\"'\"'/g")"
-code="$ssh chroot $chroot sh -c '$code'"
+code="chroot $chroot sh -e -c '$code'"
 
 log "target_host: $target_host"
 log "chroot: $chroot"
@@ -46,6 +44,6 @@ log "@: $@"
 log "code: $code"
 
 # Run the code
-$code
+$__remote_exec $target_host $code
 
 log "-----"