X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=jenkins%2FVCA%2Fstart_build;h=6cc5e301691af2eaee4b9566c9d1de5750a09de9;hb=562e3210664e5f97014da76c9af843c58b66fc74;hp=21d432c5eb6eccb0d5d0e7dd5bbf710909b7784e;hpb=736f9e74eee855d77c05482e8a61098cb8b00552;p=osm%2Fdevops.git

diff --git a/jenkins/VCA/start_build b/jenkins/VCA/start_build
index 21d432c5..6cc5e301 100755
--- a/jenkins/VCA/start_build
+++ b/jenkins/VCA/start_build
@@ -26,6 +26,7 @@ apt-get update
 apt-get install -y juju lxd squid-deb-proxy
 
 echo 'streams.canonical' > /etc/squid-deb-proxy/mirror-dstdomain.acl.d/20-juju-streams
+service squid-deb-proxy reload
 
 INFO "Configuring LXD"
 # ZFS doesn't work inside a nested container. ZFS should be configured in the host LXD.
@@ -55,6 +56,20 @@ EOF
 systemctl enable lxd-bridge
 systemctl start lxd-bridge
 
+DEFAULT_INTERFACE=$(route -n | awk '$1~/^0.0.0.0/ {print $8}')
+DEFAULT_MTU=$( ip addr show $DEFAULT_INTERFACE | perl -ne 'if (/mtu\s(\d+)/) {print $1;}')
+
+INFO "Setting lxdbr0 MTU to $DEFAULT_MTU"
+
+# This sets the MTU of lxdbr0 on the host machine without the need to recycle
+# the interface or reboot the machine.
+ifconfig lxdbr0 mtu $DEFAULT_MTU
+
+# Setting the MTU in the default profile will be applied to every lxc container.
+# Existing containers will need to be restarted for the new MTU to take effect.
+# This will also persist the MTU change for the host's lxdbr0
+lxc profile device set default eth0 mtu $DEFAULT_MTU
+
 INFO "Pre-caching Ubuntu:16.04 image (this may take several minutes)..."
 
 # Setup a daily cron to update the cached image