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authorPeter Mikus <pmikus@cisco.com>2017-12-05 14:44:32 +0100
committerPeter Mikus <pmikus@cisco.com>2018-01-02 19:35:55 +0000
commit0437095f4bf958154f25a3f163f432b22fcdc743 (patch)
tree871a2170379e66dcb34b087dade9afcb9a74dd93 /resources/libraries/bash/shell/k8s_utils.sh
parentd7cf0a829cc9cc63799330b673c8c42393de2655 (diff)
CSIT-870 Kubernetes/Ligato integration
- Update overall Kubernetes/Ligato integration - CSIT-871 Update infrastructure / images - CSIT-872 Update of KubernetesUtils.py Change-Id: I7833f56abd351c694d3d3e1c9c45e649aec892e1 Signed-off-by: Peter Mikus <pmikus@cisco.com>
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+#!/bin/bash
+# Copyright (c) 2018 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+function k8s_utils.destroy {
+ # Destroy existing Kubernetes deployment
+ kubectl drain $HOSTNAME --delete-local-data --force --ignore-daemonsets
+ kubectl delete node $HOSTNAME
+
+ # Revert any changes made to this host by 'kubeadm init' or 'kubeadm join'
+ sudo kubeadm reset && sudo rm -rf $HOME/.kube || \
+ { echo "Failed to reset kubeadm"; exit 1; }
+}
+
+function k8s_utils.prepare {
+ # Sets up the Kubernetes master
+
+ # Disable swap
+ sudo swapoff --all
+
+ # Set up the Kubernetes master
+ sudo -E kubeadm init --token-ttl 0 ${1} || \
+ { echo "Failed to init kubeadm"; exit 1; }
+
+ # Make cgroup non-exclusive for CPU and MEM
+ sudo cgset -r cpuset.cpu_exclusive=0 /kubepods
+ sudo cgset -r cpuset.mem_exclusive=0 /kubepods
+
+ rm -rf $HOME/.kube
+ mkdir -p $HOME/.kube
+ sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
+ sudo chown $(id -u):$(id -g) $HOME/.kube/config
+}
+
+function k8s_utils.taint {
+ # Updates the taints
+ kubectl taint nodes --all node-role.kubernetes.io/master- || \
+ { echo "Failed to taint nodes"; exit 1; }
+}
+
+function k8s_utils.calico_deploy {
+ # Calico yaml URL or file
+ k8s_calico=$1
+
+ # Apply resources
+ kubectl apply -f ${k8s_calico} || \
+ { echo "Failed to apply ${k8s_calico}"; exit 1; }
+
+ # Update the taints
+ k8s_utils.taint
+}
+
+function k8s_utils.contiv_vpp_deploy {
+ # Contiv yaml URL or file
+ k8s_contiv=$1
+ k8s_contiv_patch="kubecon.contiv-vpp-yaml-patch.diff"
+
+ # Pull the most recent Docker images
+ bash <(curl -s https://raw.githubusercontent.com/contiv/vpp/master/k8s/pull-images.sh)
+
+ # Apply resources
+ wget ${k8s_contiv}
+ patch contiv-vpp.yaml -i ${k8s_contiv_patch} -o - | kubectl apply -f - || \
+ { echo "Failed to apply Contiv resources"; exit 1; }
+ rm contiv-vpp.yaml
+
+ # Update the taints
+ k8s_utils.taint
+}
+
+function k8s_utils.cri_shim_install {
+ # Install the CRI Shim on host
+ sudo su root -c 'bash <(curl -s https://raw.githubusercontent.com/contiv/vpp/master/k8s/cri-install.sh)'
+}
+
+function k8s_utils.cri_shim_uninstall {
+ # Uninstall the CRI Shim on host
+ sudo su root -c 'bash <(curl -s https://raw.githubusercontent.com/contiv/vpp/master/k8s/cri-install.sh) --uninstall'
+}
+
+function k8s_utils.kube_proxy_install {
+ # Installing custom version of Kube-Proxy to enable Kubernetes services
+ bash <(curl -s https://raw.githubusercontent.com/contiv/vpp/master/k8s/proxy-install.sh)
+}
+
+function k8s_utils.apply {
+ # Resource yaml URL or file
+ k8s_resource=$1
+
+ # Apply resources
+ kubectl apply -f ${k8s_resource} || \
+ { echo "Failed to apply ${k8s_resource}"; exit 1; }
+}
+
+function k8s_utils.resource_delete {
+ # Resource yaml URL or file
+ k8s_resource=$1
+
+ # Delete resources
+ kubectl delete -f ${k8s_resource} || \
+ { echo "Failed to delete ${k8s_resource}"; exit 1; }
+}
+
+function k8s_utils.affinity_non_vpp {
+ # Set affinity for all non VPP docker containers to CPU 0
+ for i in `sudo docker ps --format "{{.ID}} {{.Names}}" | grep -v vpp | cut -d' ' -f1`; do
+ sudo docker update --cpuset-cpus 0 ${i}
+ done
+}
+
+function k8s_utils.dump_all {
+ # Dumps the kubernetes objects
+ kubectl get all --all-namespaces
+ kubectl describe nodes
+}