X-Git-Url: https://www.fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=xremote.sh;h=d425792f530537a243e55131e6f24c45f8972b56;hb=95ab929d49350c03b15c7965d8b5122d964a8943;hp=da23287d6e7eb63b1e6088f3eec6b6d40baa4de8;hpb=8892ec06cf1b83c03b5d1edf5e9cf8386fa51855;p=xremote.git

diff --git a/xremote.sh b/xremote.sh
index da23287..d425792 100755
--- a/xremote.sh
+++ b/xremote.sh
@@ -40,8 +40,8 @@ xremote.sh <script>
   temporary directory on a ssh-accessible server.
 
   It parses the script first to find embedded arguments which defines
-  the hostname on which to run it, the files to send, the files to
-  get back when the execution is done, and commands to execute before
+  the hostname on which to run, the files to send, the files to get
+  back when the execution is over, and commands to execute before
   running the executable remotely.
 
   These arguments can appear multiple times, except the one that
@@ -67,7 +67,7 @@ EOF
 function cleanup_remote_tmp () {
     if [[ "${REMOTE_HOST}" ]] && [[ "${REMOTE_DIR}" ]]
     then
-        echo "Clean up remote workdir."
+        echo "xremote: Clean up remote workdir."
         ssh "${REMOTE_HOST}" "rm -rf \"${REMOTE_DIR}\""
     fi
 }
@@ -97,6 +97,7 @@ do
 
             EXEC)
                 check_remote_is_defined
+                [[ "${REMOTE_EXEC}" ]] && (exit "Remote executable already defined!" >&2 && exit 1)
                 REMOTE_EXEC="${value}"
                 ;;
 
@@ -107,15 +108,15 @@ do
 
             SEND)
                 check_remote_is_defined
-                tar c "${value}" | ssh "${REMOTE_HOST}" "cd \"${REMOTE_DIR}\" && tar mx"
+                tar c ${value} | ssh "${REMOTE_HOST}" "cd \"${REMOTE_DIR}\" && tar mx"
                 ;;
 
             HOST)
                 [[ "${REMOTE_DIR}" ]] && (exit "Remote host already defined!" >&2 && exit 1)
                 REMOTE_HOST="${value}"
                 [[ "${REMOTE_HOST}" ]] || REMOTE_HOST="${XREMOTE_HOST}"
-                [[ "${REMOTE_HOST}" ]] || (echo "No remote host specified." >&2 && exit 1)
-                REMOTE_DIR="$(ssh </dev/null "${REMOTE_HOST}" mktemp -d /tmp/xremote.from_"$(hostname)_$(date +%Y%m%d)".XXXXXX)"
+                [[ "${REMOTE_HOST}" ]] || (echo "xremote: No remote host specified." >&2 && exit 1)
+                REMOTE_DIR="$(ssh </dev/null "${REMOTE_HOST}" mktemp -d /tmp/xremote.from_"$(hostname)_$(date +%Y%m%d-%H%M%S)".XXXXXX)"
                 ;;
         esac
     fi
@@ -128,7 +129,7 @@ check_remote_is_defined
 
 tar c "${main}" | ssh "${REMOTE_HOST}" "cd \"${REMOTE_DIR}\" && tar mx"
 
-echo "On ${REMOTE_HOST}"
+echo "xremote: on ${REMOTE_HOST}"
 
 if [[ "${REMOTE_EXEC}" ]]
 then
@@ -137,13 +138,15 @@ else
     REMOTE_COMMAND="./${main}"
 fi
 
+echo "xremote: -- stdout ---------------------------------------------------"
 ssh </dev/null "${REMOTE_HOST}" "cd \"${REMOTE_DIR}\" && ${REMOTE_COMMAND}"
-echo "----------------------------------------------------------------------"
 
 ######################################################################
 
 # Disable globbing to keep wildcards for the remote side
 
+echo "xremote: -- retrieve results -----------------------------------------"
+
 set -f
 
 while read line
@@ -155,7 +158,7 @@ do
         case "${label}" in
             GET)
                 check_remote_is_defined
-                ssh </dev/null "${REMOTE_HOST}" "cd \"${REMOTE_DIR}\" && tar c ${value}" | tar mxv
+                ssh </dev/null "${REMOTE_HOST}" "cd \"${REMOTE_DIR}\" && tar 2>/dev/null c ${value}" | tar mxv
                 ;;
         esac
     fi
@@ -163,4 +166,6 @@ done < "${main}"
 
 set +f
 
+echo "xremote: -- finished -------------------------------------------------"
+
 ######################################################################