Commit 5bb6985f authored by Raphael Defosseux's avatar Raphael Defosseux

CI: adding much needed lock mechanism when creating VM.

  -- should prevent VM-creation crashes during test stages
Signed-off-by: Raphael Defosseux's avatarRaphael Defosseux <raphael.defosseux@eurecom.fr>
(cherry picked from commit eeffdfa2)
Signed-off-by: Raphael Defosseux's avatarRaphael Defosseux <raphael.defosseux@eurecom.fr>
parent 812f97f0
Pipeline #11678 failed with stage
in 0 seconds
......@@ -94,14 +94,21 @@ function build_on_vm {
echo "############################################################"
echo "Creating VM ($VM_NAME) on Ubuntu Cloud Image base"
echo "############################################################"
acquire_vm_create_lock
uvt-kvm create $VM_NAME release=xenial --memory $VM_MEMORY --cpu $VM_CPU --unsafe-caching --template ci-scripts/template-host.xml
fi
echo "Waiting for VM to be started"
uvt-kvm wait $VM_NAME --insecure
echo "Waiting for VM to be started"
uvt-kvm wait $VM_NAME --insecure
VM_IP_ADDR=`uvt-kvm ip $VM_NAME`
echo "$VM_NAME has for IP addr = $VM_IP_ADDR"
release_vm_create_lock
else
echo "Waiting for VM to be started"
uvt-kvm wait $VM_NAME --insecure
VM_IP_ADDR=`uvt-kvm ip $VM_NAME`
echo "$VM_NAME has for IP addr = $VM_IP_ADDR"
VM_IP_ADDR=`uvt-kvm ip $VM_NAME`
echo "$VM_NAME has for IP addr = $VM_IP_ADDR"
fi
echo "############################################################"
echo "Copying GIT repo into VM ($VM_NAME)"
......
......@@ -49,6 +49,35 @@ function create_usage {
echo ""
}
function acquire_vm_create_lock {
local FlockFile="/tmp/vmclone.lck"
local unlocked="0"
touch ${FlockFile} 2>/dev/null
if [[ $? -ne 0 ]]
then
echo "Cannot access lock file ${FlockFile}"
exit 2
fi
while [ $unlocked -eq 0 ]
do
exec 5>${FlockFile}
flock -nx 5
if [[ $? -ne 0 ]]
then
echo "Another instance of VM creation is running"
sleep 10
else
unlocked="1"
fi
done
chmod 666 ${FlockFile} 2>/dev/null
}
function release_vm_create_lock {
local FlockFile="/tmp/vmclone.lck"
rm -Rf ${FlockFile}
}
function create_vm {
echo "############################################################"
echo "OAI CI VM script"
......@@ -60,10 +89,12 @@ function create_vm {
echo "############################################################"
echo "Creating VM ($VM_NAME) on Ubuntu Cloud Image base"
echo "############################################################"
acquire_vm_create_lock
uvt-kvm create $VM_NAME release=xenial --memory $VM_MEMORY --cpu $VM_CPU --unsafe-caching --template ci-scripts/template-host.xml
echo "Waiting for VM to be started"
uvt-kvm wait $VM_NAME --insecure
VM_IP_ADDR=`uvt-kvm ip $VM_NAME`
echo "$VM_NAME has for IP addr = $VM_IP_ADDR"
release_vm_create_lock
}
......@@ -441,10 +441,16 @@ function run_test_on_vm {
echo "############################################################"
echo "Creating test EPC VM ($EPC_VM_NAME) on Ubuntu Cloud Image base"
echo "############################################################"
acquire_vm_create_lock
uvt-kvm create $EPC_VM_NAME release=xenial --unsafe-caching
echo "Waiting for VM to be started"
uvt-kvm wait $EPC_VM_NAME --insecure
release_vm_create_lock
else
echo "Waiting for VM to be started"
uvt-kvm wait $EPC_VM_NAME --insecure
fi
uvt-kvm wait $EPC_VM_NAME --insecure
EPC_VM_IP_ADDR=`uvt-kvm ip $EPC_VM_NAME`
echo "$EPC_VM_NAME has for IP addr = $EPC_VM_IP_ADDR"
scp -o StrictHostKeyChecking=no /etc/apt/apt.conf.d/01proxy ubuntu@$EPC_VM_IP_ADDR:/home/ubuntu
......
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