print out message during the initial rsync when migrating

[build.git] / lbuild-initvm.sh

diff --git a/lbuild-initvm.sh b/lbuild-initvm.sh
index 2725f0b..636fdc4 100755 (executable)
--- a/lbuild-initvm.sh
+++ b/lbuild-initvm.sh
@@ -783,13 +783,18 @@ function wait_for_ssh () {
 
     local counter=1
     while [ "$current_time" -lt "$stop_time" ] ; do
-         echo "$counter-th attempt to reach sshd in container $lxc ..."
-         [ -z "$guest_ip" ] && guest_ip=$(guest_ipv4 $lxc)
-         [ -n "$guest_ip" ] && ssh -o "StrictHostKeyChecking no" $guest_ip 'uname -i' && {
-                 success=true; echo "SSHD in container $lxc is UP on IP $guest_ip"; break ; } || :
-         counter=$(($counter+1))
-         sleep 10
-         current_time=$(date +%s)
+        echo "$counter-th attempt to reach sshd in container $lxc ..."
+        [ -z "$guest_ip" ] && guest_ip=$(guest_ipv4 $lxc)
+        [ -n "$guest_ip" ] && ssh -o "StrictHostKeyChecking no" $guest_ip 'uname -i' && {
+            success=true; echo "SSHD in container $lxc is UP on IP $guest_ip"; break ; } || :
+        # when migrating, sometimes we don't have the same uid/gid mapping
+        # for the ssh_keys group on both host boxes...
+        # also this is not wuite right, as *_key gets expanded in the host context
+        # but using "" or \ makes it litteral...
+        virsh -c lxc:/// lxc-enter-namespace $lxc /usr/bin/env chown root:ssh_keys /etc/ssh/*_key
+        counter=$(($counter+1))
+        sleep 10
+        current_time=$(date +%s)
     done
 
     # Thierry: this is fatal, let's just exit with a failure here
@@ -863,6 +868,8 @@ function main () {
     local lxc_root=$(lxcroot $lxc)
 
     # rainchecks
+    # when using with the -i option, checking that $lxc_root is void
+    # is a little too much stress..
     almost_empty $lxc_root || \
         { echo "container $lxc already exists in $lxc_root - exiting" ; exit 1 ; }
     virsh -c lxc:/// domuuid $lxc >& /dev/null && \
@@ -871,9 +878,13 @@ function main () {
 
     # if IMAGE, copy the provided rootfs to lxc_root
     if [ -n "$IMAGE" ] ; then
-        [ ! -d "$IMAGE" ] && \
-        { echo "$IMAGE rootfs folder does not exist - exiting" ; exit 1 ; }
-        rsync -a $IMAGE/ $lxc_root/
+        if [ ! -d "$IMAGE" ]; then
+            echo "$IMAGE rootfs folder does not exist - exiting"
+            exit 1
+        else
+            echo "Copying $IMAGE into $lxc_root with rsync --archive --delete"
+            rsync --archive --delete $IMAGE/ $lxc_root/
+        fi
     fi
 
     # check we've exhausted the arguments