X-Git-Url: http://git.onelab.eu/?p=build.git;a=blobdiff_plain;f=lbuild-nightly.sh;h=997e3e3617f8e526f3fd7ba33bf70531ea796c26;hp=3d6090107d6245680a4bb1ba78e77be133146fe7;hb=HEAD;hpb=2d32d9d4baa2916386063103319e217e27f2b2d7

diff --git a/lbuild-nightly.sh b/lbuild-nightly.sh
index 3d609010..9991abe2 100755
--- a/lbuild-nightly.sh
+++ b/lbuild-nightly.sh
@@ -57,13 +57,38 @@ function logfile () {
 # 1st version was relying on virsh net-dhcp-leases
 # however this was too fragile, would not work for fedora14 containers
 # WARNING: this code is duplicated in lbuild-initvm.sh
+function guest_ipv4_old() {
+    lxc=$1; shift
+
+    mac=$(virsh -c lxc:/// domiflist $lxc | grep -E 'network|bridge' | awk '{print $5;}')
+    [ -z "$mac" ] && { echo 1>&2 guest_ipv4_old cannot find mac; return 1; }
+    ip=$(arp -en | grep "$mac" | awk '{print $1;}')
+    # if not known: run a ping and try again
+    if [ -z $ip ]; then
+	    ping -c1 -w1 -W1 $lxc >& /dev/null
+	    ping -c1 -w1 -W1 $lxc.pl.sophia.inria.fr >& /dev/null
+	    ip=$(arp -en | grep "$mac" | awk '{print $1;}')
+    fi
+    [ -z "$ip" ] && { echo 1>&2 guest_ipv4_old cannot find ip; return 1; }
+    echo $ip
+}
+
 function guest_ipv4() {
     lxc=$1; shift
 
-    mac=$(virsh -c lxc:/// domiflist $lxc | egrep 'network|bridge' | awk '{print $5;}')
-    # sanity check
-    [ -z "$mac" ] && return 0
-    arp -en | grep "$mac" | awk '{print $1;}'
+    # this gives us the libvirt_lxc pid for the container
+    local lxc_pid=$(virsh -c lxc:/// dominfo $lxc | grep '^Id:' | awk '{print $2;}' | sed -e "s|-||g")
+    [[ -z "$lxc_pid" ]] && { echo 1>&2 guest_ipv4 cannot find lxc pid; return 1; }
+    # but we need the systemd (pid=1) instance for the container
+    local systemd_pid=$(pgrep -P $lxc_pid systemd)
+    [[ -z "$systemd_pid" ]] && { echo 1>&2 guest_ipv4 cannot systemd pid; return 1; }
+    # from there we can inspect the network interfaces
+    local domip=$(nsenter -t $systemd_pid -n ip -br addr show eth0 \
+                 | awk '{print $3}' \
+                 | cut -d/ -f1 \
+                 )
+    [ -z "$domip" ] && { echo 1>&2 guest_ipv4 cannot find ip; return 1; }
+    echo $domip
 }
 
 # wrap a quick summary of suspicious stuff