Huge refactoring
Split scripts and instructuins into two parts: lab preparation and deployment.
This commit is contained in:
Aleksandr Didenko
parent
17e3108b0c
commit
25d19720c0
40
README.md
40
README.md
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@ -14,13 +14,17 @@ Requirements
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How-to
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======
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Vargant lab preparation
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-----------------------
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* Change default IP pool for vagrant networks if you want:
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```bash
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export VAGRANT_POOL="10.100.0.0/16"
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```
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* If you want to run OpenStack CCP (Containerised Control Plane) then you need to pull CCP repos and patches:
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* If you want to run OpenStack CCP (Containerised Control Plane) then you need
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to pull CCP repos and patches:
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```bash
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pushd ccp
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@ -36,21 +40,43 @@ cd vagrant-k8s
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vagrant up
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```
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* Login to master node and deploy k8s with kargo:
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Deployment on a lab
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-------------------
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* Login to master node and sudo to root:
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```bash
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vagrant ssh $USER-k8s-01
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# Inside your master VM run this:
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sudo su -
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```
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* Clone this repo
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```bash
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git clone https://github.com/adidenko/vagrant-k8s ~/mcp
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```
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* Install required software and pull needed repos (modify script if you're not
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running it on Vagrant lab, you'll need to create `nodes` list manually and
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clone `microservices` and `microservices-repos` repositories, see ccp-pull.sh
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for details)
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```bash
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cd ~/mcp
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./bootstrap-master.sh
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```
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* Deploy k8s using kargo playbooks
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```bash
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cd ~/mcp
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./deploy-k8s.kargo.sh
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```
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* In order to deploy OpenStack CCP login to your master node and run this:
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* Deploy OpenStack CCP:
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```bash
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vagrant ssh $USER-k8s-01
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# Inside your master VM run this:
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sudo su -
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cd ~/mcp
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./deploy-ccp.sh
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```
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17
Vagrantfile
vendored
17
Vagrantfile
vendored
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@ -93,15 +93,16 @@ Vagrant.configure("2") do |config|
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# Provisioning
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config.vm.provision "file", source: "ssh", destination: "~/ssh"
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if master
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config.vm.provision "deploy-k8s", type: "file", source: "deploy-k8s.kargo.sh", destination: "~/deploy-k8s.kargo.sh"
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config.vm.provision "deploy-ccp", type: "file", source: "deploy-ccp.sh", destination: "~/deploy-ccp.sh"
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config.vm.provision "custom.yaml", type: "file", source: "custom.yaml", destination: "~/custom.yaml"
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config.vm.provision "playbooks", type: "file", source: "playbooks", destination: "~/playbooks"
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config.vm.provision "nodes", type: "file", source: "nodes", destination: "~/nodes"
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config.vm.provision "ccp", type: "file", source: "ccp", destination: "~/ccp"
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config.vm.provision "bootstrap", type: "shell", path: "vagrant-scripts/bootstrap-master.sh"
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config.vm.provision "nodes", type: "file", source: "nodes", destination: "/var/tmp/nodes"
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config.vm.provision "microservices", type: "file",
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source: "ccp/microservices",
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destination: "/var/tmp/microservices"
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config.vm.provision "microservices-repos", type: "file",
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source: "ccp/microservices-repos",
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destination: "/var/tmp/microservices-repos"
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config.vm.provision "bootstrap", type: "shell", path: "vagrant-scripts/provision-master.sh"
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else
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config.vm.provision "bootstrap", type: "shell", path: "vagrant-scripts/bootstrap-node.sh"
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config.vm.provision "bootstrap", type: "shell", path: "vagrant-scripts/provision-node.sh"
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end
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end
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20
bootstrap-master.sh
Executable file
20
bootstrap-master.sh
Executable file
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@ -0,0 +1,20 @@
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#!/bin/bash
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# Packages
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apt-get --yes update
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apt-get --yes upgrade
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apt-get --yes install git screen vim telnet tcpdump python-setuptools gcc python-dev python-pip libssl-dev libffi-dev software-properties-common curl
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# Get ansible-2.1+, vanilla ubuntu-16.04 ansible (2.0.0.2) is broken due to https://github.com/ansible/ansible/issues/13876
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apt-add-repository -y ppa:ansible/ansible;apt-get update;apt-get install -y ansible
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# Kargo-cli
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git clone https://github.com/kubespray/kargo-cli.git /root/kargo-cli
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cd /root/kargo-cli && python setup.py install
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# Copy/create nodes list
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cp /var/tmp/nodes mcp/nodes
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# Either pull or copy microservices repos
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cp -a /vat/tmp/microservices* mcp/ccp/
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@ -17,6 +17,16 @@ skip_empty = True
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EOF
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}
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create_resolvconf() {
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DNS_IP=`kubectl get service/kubedns --namespace=kube-system --template={{.spec.clusterIP}}`
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cat > /root/resolv.conf << EOF
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search openstack.svc.cluster.local svc.cluster.local cluster.local default.svc.cluster.local svc.cluster.local cluster.local
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nameserver $DNS_IP
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options attempts:2
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options ndots:5
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EOF
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}
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create_registry() {
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if kubectl get pods | grep registry ; then
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echo "Registry is already running"
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@ -41,6 +51,13 @@ build_images() {
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mcp-microservices --config-file /root/mcp.conf build &> /var/log/mcp-build.log
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}
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hack_base_image() {
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cp /root/resolv.conf ccp/microservices-repos/ms-debian-base/docker/base/
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sed '/COPY requirements.txt/a COPY resolv.conf /etc/resolv.conf' -i ccp/microservices-repos/ms-debian-base/docker/base/Dockerfile.j2
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}
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create_mcp_conf
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create_registry
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create_resolvconf
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hack_base_image
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build_images
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@ -2,6 +2,17 @@
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set -e
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# FIXME: hardcoded roles
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declare -A nodes
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nodes=( \
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["node2"]="openstack-controller=true"
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["node3"]="openstack-controller=true"
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["node4"]="openstack-controller=true"
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["node5"]="openstack-compute=true"
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["node6"]="openstack-compute=true"
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["node7"]="openstack-compute=true"
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)
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create_network_conf() {
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kubectl get nodes -o go-template='{{range .items}}{{range .status.addresses}}{{if or (eq .type "ExternalIP") (eq .type "LegacyHostIP")}}{{.address}}{{print "\n"}}{{end}}{{end}}{{end}}'> /tmp/nodes
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# ( echo "network:"; i=2; for ip in `cat /tmp/nodes `; do echo -e " node$i:\n private:\n iface: eth2\n address: $ip"; pip=`echo $ip | perl -pe 's/(\d+).(\d+).1/\${1}.\${2}.0/g'`; echo -e " public:\n iface: eth1\n address: $pip" ; i=$(( i+=1 )) ;done ) > /root/cluster-topology.yaml
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@ -9,13 +20,12 @@ create_network_conf() {
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}
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assign_node_roles() {
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# FIXME: hardcoded roles
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kubectl label nodes node2 openstack-controller=true
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kubectl label nodes node3 openstack-controller=true
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kubectl label nodes node4 openstack-controller=true
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kubectl label nodes node5 openstack-compute=true
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kubectl label nodes node6 openstack-compute=true
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kubectl label nodes node7 openstack-compute=true
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for i in "${!nodes[@]}"
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do
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node=$i
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label=${nodes[$i]}
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kubectl get nodes $node --show-labels | grep -q "$label" || kubectl label nodes $node $label
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done
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}
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create_network_conf
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@ -1,33 +0,0 @@
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#!/bin/bash
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echo master > /var/tmp/role
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# Packages
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sudo apt-get --yes update
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sudo apt-get --yes upgrade
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sudo apt-get --yes install git screen vim telnet tcpdump python-setuptools gcc python-dev python-pip libssl-dev libffi-dev software-properties-common curl
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# Get ansible-2.1+, vanilla ubuntu-16.04 ansible (2.0.0.2) is broken due to https://github.com/ansible/ansible/issues/13876
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sudo sh -c 'apt-add-repository -y ppa:ansible/ansible;apt-get update;apt-get install -y ansible'
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# Kargo-cli
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sudo git clone https://github.com/kubespray/kargo-cli.git /root/kargo-cli
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sudo sh -c 'cd /root/kargo-cli && python setup.py install'
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# k8s deploy script and configs
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sudo sh -c 'cp -a ~vagrant/deploy-k8s.kargo.sh /root/ && chmod 755 /root/deploy-k8s.kargo.sh'
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sudo sh -c 'cp -a ~vagrant/deploy-ccp.sh /root/ && chmod 755 /root/deploy-ccp.sh'
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sudo cp -a ~vagrant/custom.yaml /root/custom.yaml
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sudo cp -a ~vagrant/playbooks /root/playbooks
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sudo cp -a ~vagrant/ccp /root/ccp
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# SSH keys and config
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sudo rm -rf /root/.ssh
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sudo mv ~vagrant/ssh /root/.ssh
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sudo echo -e 'Host 10.*\n\tStrictHostKeyChecking no\n\tUserKnownHostsFile=/dev/null' >> /root/.ssh/config
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sudo chown -R root: /root/.ssh
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# Copy nodes list
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sudo cp ~vagrant/nodes /root/nodes
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# README
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sudo echo 'cd /root/kargo ; ansible-playbook -vvv -i inv/inventory.cfg cluster.yml -u root -f 7' > /root/README
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11
vagrant-scripts/provision-master.sh
Executable file
11
vagrant-scripts/provision-master.sh
Executable file
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@ -0,0 +1,11 @@
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#!/bin/bash
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echo master > /var/tmp/role
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# SSH keys and config
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sudo rm -rf /root/.ssh
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sudo mv ~vagrant/ssh /root/.ssh
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sudo echo -e 'Host 10.*\n\tStrictHostKeyChecking no\n\tUserKnownHostsFile=/dev/null' >> /root/.ssh/config
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sudo chown -R root: /root/.ssh
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# README
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sudo echo 'cd /root/kargo ; ansible-playbook -vvv -i inv/inventory.cfg cluster.yml -u root -f 7' > /root/README
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@ -1,12 +1,12 @@
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#!/bin/bash
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echo node > /var/tmp/role
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# Packages
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# Some debug tools
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sudo apt-get --yes update
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sudo apt-get --yes upgrade
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sudo apt-get --yes install screen vim telnet tcpdump python-pip traceroute iperf3 nmap ethtool curl
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# Pip
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# Pip kpm
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sudo pip install kpm
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# SSH
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