diff options
Diffstat (limited to 'tools/kubernetes/k8s-cluster.sh')
| -rw-r--r-- | tools/kubernetes/k8s-cluster.sh | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/tools/kubernetes/k8s-cluster.sh b/tools/kubernetes/k8s-cluster.sh index 0d351ba..edbe93c 100644 --- a/tools/kubernetes/k8s-cluster.sh +++ b/tools/kubernetes/k8s-cluster.sh @@ -66,7 +66,8 @@ sudo apt-get update sudo apt-get upgrade -y if [[ $(grep -c $HOSTNAME /etc/hosts) -eq 0 ]]; then echo; echo "prereqs.sh: ($(date)) Add $HOSTNAME to /etc/hosts" - echo "$(ip route get 8.8.8.8 | awk '{print $NF; exit}') $HOSTNAME" | sudo tee -a /etc/hosts + echo "$(ip route get 8.8.8.8 | awk '{print $NF; exit}') $HOSTNAME" \ + | sudo tee -a /etc/hosts fi echo; echo "prereqs.sh: ($(date)) Install latest docker" sudo apt-get install -y docker.io @@ -86,7 +87,8 @@ deb http://apt.kubernetes.io/ kubernetes-xenial main EOF sudo apt-get update echo; echo "prereqs.sh: ($(date)) Install kubectl, kubelet, kubeadm" -sudo apt-get -y install --allow-downgrades kubectl=${KUBE_VERSION}-00 kubelet=${KUBE_VERSION}-00 kubeadm=${KUBE_VERSION}-00 +sudo apt-get -y install --allow-downgrades kubectl=${KUBE_VERSION}-00 \ + kubelet=${KUBE_VERSION}-00 kubeadm=${KUBE_VERSION}-00 echo; echo "prereqs.sh: ($(date)) Install jq for API output parsing" sudo apt-get -y install jq echo; echo "prereqs.sh: ($(date)) Set firewall rules" @@ -121,7 +123,8 @@ function setup_k8s_master() { bash /tmp/prereqs.sh master # per https://kubernetes.io/docs/setup/independent/create-cluster-kubeadm/ # If the following command fails, run "kubeadm reset" before trying again - # --pod-network-cidr=192.168.0.0/16 is required for calico; this should not conflict with your server network interface subnets + # --pod-network-cidr=192.168.0.0/16 is required for calico; this should not + # conflict with your server network interface subnets sudo kubeadm init --pod-network-cidr=192.168.0.0/16 >>/tmp/kubeadm.out cat /tmp/kubeadm.out export k8s_joincmd=$(grep "kubeadm join" /tmp/kubeadm.out) @@ -156,16 +159,23 @@ function setup_k8s_workers() { for worker in $workers; do log "Install worker at $worker" - if ! scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no /tmp/prereqs.sh ubuntu@$worker:/tmp/prereqs.sh ; then + if ! scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no \ + /tmp/prereqs.sh ubuntu@$worker:/tmp/prereqs.sh ; then fail "Failed copying setup files to $worker" fi - ssh -x -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no ubuntu@$worker bash /tmp/prereqs.sh worker - # Workaround for "[preflight] Some fatal errors occurred: /var/lib/kubelet is not empty" per https://github.com/kubernetes/kubeadm/issues/1 - ssh -x -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no ubuntu@$worker sudo kubeadm reset - ssh -x -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no ubuntu@$worker sudo $k8s_joincmd + scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no ~/k8s_env.sh \ + ubuntu@$worker:/home/ubuntu/. + ssh -x -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no \ + ubuntu@$worker bash /tmp/prereqs.sh worker + # Workaround for "[preflight] Some fatal errors occurred: /var/lib/kubelet + # is not empty" per https://github.com/kubernetes/kubeadm/issues/1 + ssh -x -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no \ + ubuntu@$worker sudo kubeadm reset + ssh -x -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no \ + ubuntu@$worker sudo $k8s_joincmd done - log "Cluster is ready when all nodes in the output of 'kubectl get nodes' show as 'Ready'." + log "Cluster is ready when all nodes in 'kubectl get nodes' show as 'Ready'." } function setup_ceph() { |