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122 Commits

Author SHA1 Message Date
Aleksandr Didenko ec77f046fb Update CCP installation instructions 2016-07-13 16:48:11 +02:00
Aleksandr Didenko 66a178c614 Another minor fix in readme 2016-07-13 16:08:02 +02:00
Aleksandr Didenko 95a2bcdd9d Fixed docs 2016-07-13 16:07:11 +02:00
Aleksandr Didenko 7ab62170e0 All patches are merged, no need to pull reviews 2016-07-13 15:33:02 +02:00
Aleksandr Didenko 8c37d0aa1f Update the list of patchsets for ccp-neutron 2016-07-13 13:38:12 +02:00
Aleksandr Didenko 438a4bdeca Update ccp-neutron patch sets 2016-07-12 19:14:17 +02:00
Aleksandr Didenko da0a973dd4 Added a list of openstack cli commands for demo 2016-07-12 18:57:50 +02:00
root d8bef773ee Add pulling of custom patches for ccp-neutron 2016-07-12 16:56:41 +00:00
Aleksandr Didenko 64608f06cf Bugfixes
- Don't create registry pod if it already exists
- Fix shell commands
2016-07-12 17:56:40 +02:00
Aleksandr Didenko d450e1f06f Refactor CCP deployment part 2016-07-12 17:20:58 +02:00
Aleksandr Didenko 569d0081d3 Minor fixes in deploy-config.yaml style and doc 2016-07-12 12:15:01 +02:00
Aleksandr Didenko ba5466cacf Added some OpenStack CLI command examples 2016-07-11 17:26:06 +02:00
Aleksandr Didenko 6b094db607 Fix nodes in label-nodes.sh 2016-07-11 14:16:02 +02:00
Aleksandr Didenko d0dd69399e Change nodes generation for Vagrant
Master IP is .10, nodes start from .11
2016-07-11 13:00:57 +02:00
root f33f447b3d Fix dynamic ansible inventory 2016-07-11 10:28:25 +00:00
Aleksandr Didenko efaf6328a2 Add python to provision 2016-07-08 19:11:13 +02:00
Aleksandr Didenko a5a34c98a5 Move node bootstrap to ansible 2016-07-08 18:52:42 +02:00
Aleksandr Didenko 6a287973d9 Update default nodes specs for vagrant lab 2016-07-08 18:32:30 +02:00
root d066f0c9e9 Move args to env 2016-07-08 16:04:47 +00:00
Aleksandr Didenko b7f3ff5ce9 We need python-ipaddr on master node for dynamic inv 2016-07-08 17:52:26 +02:00
root 48ec698314 Merge branch 'master' of https://github.com/adidenko/vagrant-k8s 2016-07-08 15:46:31 +00:00
root 737a83788f Add reading group variables 2016-07-08 15:45:02 +00:00
Aleksandr Didenko 9471173f6a Update docs 2016-07-08 17:23:43 +02:00
Aleksandr Didenko c4e3266031 Fix a bug in nodes_to_inv.py 2016-07-08 17:22:52 +02:00
Aleksandr Didenko 8d3abdb489 Switch to dynamic ansible inventory
We don't need to install and use kargo cli anymore.
2016-07-08 17:10:09 +02:00
Aleksandr Didenko e89f4ac7ee Add labeling nodes 2016-07-08 15:04:31 +02:00
Aleksandr Didenko 99db440287 Added check for CCP images build 2016-07-08 14:32:43 +02:00
Aleksandr Didenko e6358d825e Bugfixes in ccp playbooks 2016-07-08 14:23:00 +02:00
Aleksandr Didenko 8b3112d287 Switch to using upstream fuel-ccp project 2016-07-07 19:50:16 +02:00
Aleksandr Didenko b4dfd8c973 Update to deploy of ccp 2016-07-06 13:17:08 +02:00
Aleksandr Didenko a153ac231a Refactor to use new deploy config in ccp 2016-07-06 13:14:23 +02:00
Aleksandr Didenko 5b4c365b8c Change kube version to 1.2.4 2016-07-05 16:26:51 +02:00
Aleksandr Didenko a08fb131fb Remove unneeded curl from netchecker deploy script 2016-07-05 15:24:09 +02:00
Aleksandr Didenko ba2c3f052f Fix namespace deletion 2016-07-05 15:14:14 +02:00
Aleksandr Didenko c8a488cfbe Added missing parameter to sed command 2016-07-05 14:53:28 +02:00
Aleksandr Didenko fad80d8595 Add another workaround for hostnetwork pods 2016-07-05 14:51:01 +02:00
Aleksandr Didenko 21f1c82fb0 Setup a ip ro workaround for cluste IPs 2016-07-05 12:43:35 +02:00
Aleksandr Didenko 6ec957a255 Add DNS servers 2016-07-04 17:16:56 +02:00
Aleksandr Didenko 76b49bfe30 Enable build back 2016-07-04 15:51:35 +02:00
Aleksandr Didenko 7d14763cf0 Add prebuilt images as option 2016-07-04 15:22:30 +02:00
Aleksandr Didenko 4c300a57b5 Add ip route workaround for DNS clusterIP 2016-07-04 15:13:49 +02:00
Aleksandr Didenko e68d6575cd Add dnsutils to vagrant nodes 2016-07-04 11:32:33 +02:00
Aleksandr Didenko 11b6e31c55 Fix mcp.conf for prebuilt packages 2016-07-01 18:13:19 +02:00
Aleksandr Didenko 4d295d567b Switch to using prebuilt CCP images 2016-07-01 17:19:41 +02:00
Aleksandr Didenko ca8ef29ae4 Add temp fix for bug in mcp builder 2016-07-01 16:34:20 +02:00
Aleksandr Didenko 9be65f8c19 Update mcp.conf according to upstream 2016-07-01 16:24:42 +02:00
Alex Didenko b70b8a7c39 Update README.md 2016-07-01 16:02:47 +02:00
Aleksandr Didenko 687cc01151 Fix typos in readme 2016-07-01 15:59:21 +02:00
Aleksandr Didenko 25b986ede7 Fix list nesting 2016-07-01 15:58:39 +02:00
Aleksandr Didenko 1e294b25c1 Update readme 2016-07-01 15:57:41 +02:00
Aleksandr Didenko 5c369d6d40 Added deploy-netchecker.sh script 2016-07-01 15:55:57 +02:00
Aleksandr Didenko 7b1e29f855 Comment out hacking of resolv.conf 2016-07-01 15:32:45 +02:00
Aleksandr Didenko 80ee1f2d9e Hack resolv.conf for ALL containers 2016-06-30 19:04:41 +02:00
Aleksandr Didenko 87856513c6 Hack for resolv.conf is back, a bit different this time 2016-06-30 19:01:01 +02:00
Aleksandr Didenko f7f560de2e No need to hack resolv.conf in dockerfiles 2016-06-30 18:18:33 +02:00
Aleksandr Didenko 7a8ead07d8 Added some packages for provisioning 2016-06-30 18:01:45 +02:00
Aleksandr Didenko 46f99befee Rename chapter in readme 2016-06-30 17:19:21 +02:00
Aleksandr Didenko 3563dbe9e8 Add useful k8s commands 2016-06-30 17:18:36 +02:00
Aleksandr Didenko fec601a238 Minor improvements in commands and readme 2016-06-30 16:56:52 +02:00
Aleksandr Didenko aad4edaf47 Fix paths in playbooks 2016-06-30 16:50:29 +02:00
Aleksandr Didenko bb3a57a719 Hack all problem images and put resolv.conf there 2016-06-30 16:12:26 +02:00
Aleksandr Didenko 6be93a3b87 Another fix in path for inventory 2016-06-30 15:56:57 +02:00
Aleksandr Didenko 333d9daea8 Fix readme 2016-06-30 15:47:28 +02:00
Aleksandr Didenko 8b53ff8ef7 Remove kpm from provisioning, kargo installs it 2016-06-30 15:46:02 +02:00
Aleksandr Didenko 8334a9e1e4 Fix paths to kargo 2016-06-30 15:35:00 +02:00
Aleksandr Didenko f1e5bc81f8 Fix path to nodes list 2016-06-30 15:32:46 +02:00
Aleksandr Didenko 26646b4a79 Fix cwd 2016-06-30 15:31:30 +02:00
Aleksandr Didenko eddd1251eb Fix paths 2016-06-30 15:28:36 +02:00
Aleksandr Didenko ba710ade23 Fix typo 2016-06-30 15:27:25 +02:00
Aleksandr Didenko 25d19720c0 Huge refactoring
Split scripts and instructuins into two parts: lab preparation and
deployment.
2016-06-30 15:22:39 +02:00
Aleksandr Didenko 17e3108b0c Save output of mcp-microservice to separate logs 2016-06-30 12:08:14 +02:00
Aleksandr Didenko f304dd4cf3 Switch to new vagrant image and update ccp-pull 2016-06-30 11:53:54 +02:00
Aleksandr Didenko 7dcc7c31f6 Update CCP repos 2016-06-29 17:45:51 +02:00
Aleksandr Didenko 4ca2931ae9 Add new virtual drive for /var/lib/docker
Otherwise 10G is not enough to host all the CCP images and it
leads to deployment failures.
2016-06-29 16:40:34 +02:00
Aleksandr Didenko 9744972f4a Replace sleep with wait loop 2016-06-29 14:21:34 +02:00
Aleksandr Didenko f770ae82e6 Updated readme in examples 2016-06-29 12:48:21 +02:00
Aleksandr Didenko aa9578ba99 Updated examples readme 2016-06-29 12:46:32 +02:00
Aleksandr Didenko 898e79a49e Update CCP refs 2016-06-29 11:30:29 +02:00
Aleksandr Didenko 8d80265392 Use ansible instead of kargo-cli to deploy k8s 2016-06-29 11:24:20 +02:00
Aleksandr Didenko 8acd4396d6 Remove some hardcode for CCP installation 2016-06-28 18:26:51 +02:00
Aleksandr Didenko a47f9394bb Updated CCP example with nodePort 2016-06-28 16:56:34 +02:00
Aleksandr Didenko 5cc37db4bf Minor improvements in nodes list generation 2016-06-28 16:54:34 +02:00
Aleksandr Didenko 3eb2ec101e Added curl to bootstrap scripts 2016-06-28 15:32:15 +02:00
Aleksandr Didenko 84d85e41a9 Added example for Horizone exposing via nodePort 2016-06-28 14:42:36 +02:00
Aleksandr Didenko 96add56527 Update node labels according to new CCP nodeSelector 2016-06-28 14:06:53 +02:00
Aleksandr Didenko d7f9d4a590 Fix bug in shell command 2016-06-28 12:58:05 +02:00
Aleksandr Didenko 26e61fc9be Another update related to CCP upstream changes 2016-06-28 10:56:46 +02:00
Aleksandr Didenko 7546d75513 Update reviews for ccp and fix missing script 2016-06-28 10:55:23 +02:00
Aleksandr Didenko 1fb6f36e9c Remove extra space 2016-06-27 18:04:14 +02:00
Aleksandr Didenko df4fe074f0 Added CCP deployment scripts 2016-06-27 17:57:29 +02:00
Aleksandr Didenko 0c9826c60f Added kubedash external service to examples 2016-06-23 16:53:13 +02:00
Aleksandr Didenko d7a11887f6 Added example how to expose k8s dashboard 2016-06-23 16:43:11 +02:00
Aleksandr Didenko 39dd4c1aaa New playbooks for k8s service and examples
- kubedns moved to playbooks dir
- new ansible playbooks added for kubedash and kube-dashboard
- examples for k8s deployments and services added
2016-06-22 18:43:39 +02:00
Aleksandr Didenko 9c5c0f2697 Minor update in README 2016-06-20 16:12:18 +02:00
Aleksandr Didenko 62a1925664 Fix in network names 2016-06-20 15:03:24 +02:00
Aleksandr Didenko 7f247754f9 Add network names 2016-06-20 15:02:11 +02:00
Aleksandr Didenko 7a53c32a3b Fix networks and add some debug tools
- Create two networks: public (NATed) and private (isolated)
- Add some debug tools to minion nodes
2016-06-20 14:43:20 +02:00
Aleksandr Didenko 0e48ce51ce Multiple fixes to deployment scripts and lab
- Clean up private/pub keys from k8s nodes
- Install kpm on k8s nodes, not on master node
2016-06-20 12:02:25 +02:00
Aleksandr Didenko bc29db7bd2 Fixes and improvements
- Move kubedns to a separate mini playbook
- Fix custom.yaml location
2016-06-20 11:06:01 +02:00
Aleksandr Didenko 8d8622bbb9 Switch to ansible-2.1 2016-06-20 09:58:09 +02:00
Aleksandr Didenko 943edb6dd2 Fix permissions and kargo custom.yaml 2016-06-20 09:13:07 +02:00
Aleksandr Didenko c81457c617 Update README 2016-06-16 17:50:44 +02:00
Aleksandr Didenko 4c6f85b8ae Start counting k8s nodes from 2
First node is our master node.
2016-06-16 14:42:53 +02:00
Aleksandr Didenko 60fa68e5f7 Bugfix: return missing deploy command 2016-06-16 14:36:07 +02:00
Aleksandr Didenko ea5b40ae0e Fix ssh config 2016-06-16 14:28:29 +02:00
Aleksandr Didenko daf02e029c Fix nodes list 2016-06-16 13:00:51 +02:00
Aleksandr Didenko 3824493b1d Added README 2016-06-16 12:36:58 +02:00
Aleksandr Didenko cdfbcc1046 Remove SSH keys and generate them instead 2016-06-16 12:29:33 +02:00
Aleksandr Didenko 62e98bd4b0 Removing deprecated stuff 2016-06-16 12:19:27 +02:00
Aleksandr Didenko 43b2b5b464 Bugfixing for newly added code with kargo-clu support 2016-06-16 12:00:18 +02:00
Aleksandr Didenko 531f611ea3 Add support for deployment via kargo-cli 2016-06-16 11:49:17 +02:00
Aleksandr Didenko b9ed54812b Remove controlled by puppet line 2016-06-15 11:50:09 +02:00
Aleksandr Didenko 338749be16 Added README for master node with usefill commands 2016-06-15 11:48:50 +02:00
Aleksandr Didenko a2f3048e7a Added some packages to bootstrap script 2016-06-15 10:26:44 +02:00
Aleksandr Didenko b009ca3ff8 Fix inv dir copy command 2016-06-14 19:10:20 +02:00
Aleksandr Didenko c714660c0b Updates to use new inventory settings 2016-06-14 19:04:09 +02:00
Aleksandr Didenko 70519e2c5a Refactor inventroty for the lab 2016-06-14 19:02:27 +02:00
Aleksandr Didenko d365fab9ec Add inventory.cfg download to bootstrap script 2016-06-14 18:51:43 +02:00
Aleksandr Didenko 785169b934 Added inventory.cfg for the lab 2016-06-14 18:49:31 +02:00
Aleksandr Didenko 48e2062d92 Added apt-get commands to bootstrap-node 2016-06-14 18:40:41 +02:00
Aleksandr Didenko d894529f07 Update ssh/config on master node 2016-06-14 18:30:30 +02:00
Oleksandr Didenko 7e08800876 Initial commit 2016-06-14 18:21:56 +02:00
140 changed files with 910 additions and 23403 deletions
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ssh
nodes
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[submodule "roles/apps/k8s-kube-ui"]
path = roles/apps/k8s-kube-ui
url = https://github.com/ansibl8s/k8s-kube-ui.git
branch = v1.0
[submodule "roles/apps/k8s-kubedns"]
path = roles/apps/k8s-kubedns
url = https://github.com/ansibl8s/k8s-kubedns.git
branch = v1.0
[submodule "roles/apps/k8s-common"]
path = roles/apps/k8s-common
url = https://github.com/ansibl8s/k8s-common.git
branch = v1.0
[submodule "roles/apps/k8s-redis"]
path = roles/apps/k8s-redis
url = https://github.com/ansibl8s/k8s-redis.git
branch = v1.0
[submodule "roles/apps/k8s-elasticsearch"]
path = roles/apps/k8s-elasticsearch
url = https://github.com/ansibl8s/k8s-elasticsearch.git
[submodule "roles/apps/k8s-fabric8"]
path = roles/apps/k8s-fabric8
url = https://github.com/ansibl8s/k8s-fabric8.git
branch = v1.0
[submodule "roles/apps/k8s-memcached"]
path = roles/apps/k8s-memcached
url = https://github.com/ansibl8s/k8s-memcached.git
branch = v1.0
[submodule "roles/apps/k8s-postgres"]
path = roles/apps/k8s-postgres
url = https://github.com/ansibl8s/k8s-postgres.git
branch = v1.0
[submodule "roles/apps/k8s-kubedash"]
path = roles/apps/k8s-kubedash
url = https://github.com/ansibl8s/k8s-kubedash.git
[submodule "roles/apps/k8s-heapster"]
path = roles/apps/k8s-heapster
url = https://github.com/ansibl8s/k8s-heapster.git
[submodule "roles/apps/k8s-influxdb"]
path = roles/apps/k8s-influxdb
url = https://github.com/ansibl8s/k8s-influxdb.git
[submodule "roles/apps/k8s-kube-logstash"]
path = roles/apps/k8s-kube-logstash
url = https://github.com/ansibl8s/k8s-kube-logstash.git
[submodule "roles/apps/k8s-etcd"]
path = roles/apps/k8s-etcd
url = https://github.com/ansibl8s/k8s-etcd.git
[submodule "roles/apps/k8s-rabbitmq"]
path = roles/apps/k8s-rabbitmq
url = https://github.com/ansibl8s/k8s-rabbitmq.git
[submodule "roles/apps/k8s-pgbouncer"]
path = roles/apps/k8s-pgbouncer
url = https://github.com/ansibl8s/k8s-pgbouncer.git
branch = v1.0
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sudo: required
dist: trusty
language: python
python: "2.7"
addons:
hosts:
- node1
env:
- SITE=cluster.yml ANSIBLE_VERSION=2.0.0
install:
# Install Ansible.
- sudo -H pip install ansible==${ANSIBLE_VERSION}
- sudo -H pip install netaddr
cache:
directories:
- $HOME/releases
- $HOME/.cache/pip
before_script:
- export PATH=$PATH:/usr/local/bin
script:
# Check the role/playbook's syntax.
- "sudo -H ansible-playbook -i inventory/local-tests.cfg $SITE --syntax-check"
# Run the role/playbook with ansible-playbook.
- "sudo -H ansible-playbook -i inventory/local-tests.cfg $SITE --connection=local"
# Run the role/playbook again, checking to make sure it's idempotent.
- >
sudo -H ansible-playbook -i inventory/local-tests.cfg $SITE --connection=local
| tee /dev/stderr | grep -q 'changed=0.*failed=0'
&& (echo 'Idempotence test: pass' && exit 0)
|| (echo 'Idempotence test: fail' && exit 1)
+116 -274
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@@ -1,319 +1,161 @@
[![Build Status](https://travis-ci.org/ansibl8s/setup-kubernetes.svg)](https://travis-ci.org/ansibl8s/setup-kubernetes)
kubernetes-ansible
========
vagrant-k8s
===========
Scripts to create libvirt lab with vagrant and prepare some stuff for `k8s` deployment with `kargo`.
This project allows to
- Install and configure a **Multi-Master/HA kubernetes** cluster.
- Choose the **network plugin** to be used within the cluster
- A **set of roles** in order to install applications over the k8s cluster
- A **flexible method** which helps to create new roles for apps.
Linux distributions tested:
* **Debian** Wheezy, Jessie
* **Ubuntu** 14.10, 15.04, 15.10
* **Fedora** 23
* **CentOS** 7 (Currently with flannel only)
Requirements
------------
### Requirements
* The target servers must have **access to the Internet** in order to pull docker imaqes.
* The firewalls are not managed, you'll need to implement your own rules the way you used to.
in order to avoid any issue during deployment you should **disable your firewall**
* **Copy your ssh keys** to all the servers part of your inventory.
* **Ansible v2.x and python-netaddr**
* Base knowledge on Ansible. Please refer to [Ansible documentation](http://www.ansible.com/how-ansible-works)
* `libvirt`
* `vagrant`
* `vagrant-libvirt` plugin (`vagrant plugin install vagrant-libvirt`)
* `$USER` should be able to connect to libvirt (test with `virsh list --all`)
### Components
* [kubernetes](https://github.com/kubernetes/kubernetes/releases) v1.1.4
* [etcd](https://github.com/coreos/etcd/releases) v2.2.4
* [calicoctl](https://github.com/projectcalico/calico-docker/releases) v0.14.0
* [flanneld](https://github.com/coreos/flannel/releases) v0.5.5
* [docker](https://www.docker.com/) v1.9.1
Vargant lab preparation
-----------------------
Quickstart
-------------------------
The following steps will quickly setup a kubernetes cluster with default configuration.
These defaults are good for tests purposes.
* Change default IP pool for vagrant networks if you want:
Edit the inventory according to the number of servers
```
[kube-master]
10.115.99.31
[etcd]
10.115.99.31
10.115.99.32
10.115.99.33
[kube-node]
10.115.99.32
10.115.99.33
[k8s-cluster:children]
kube-node
kube-master
```bash
export VAGRANT_POOL="10.100.0.0/16"
```
Run the playbook
```
ansible-playbook -i inventory/inventory.cfg cluster.yml -u root
* Clone this repo
```bash
git clone https://github.com/adidenko/vagrant-k8s
cd vagrant-k8s
```
You can jump directly to "*Available apps, installation procedure*"
Ansible
-------------------------
### Variables
The main variables to change are located in the directory ```inventory/group_vars/all.yml```.
### Inventory
Below is an example of an inventory.
Note : The bgp vars local_as and peers are not mandatory if the var **'peer_with_router'** is set to false
By default this variable is set to false and therefore all the nodes are configure in **'node-mesh'** mode.
In node-mesh mode the nodes peers with all the nodes in order to exchange routes.
* Prepare the virtual lab:
```bash
vagrant up
```
[kube-master]
node1 ansible_ssh_host=10.99.0.26
node2 ansible_ssh_host=10.99.0.27
Deployment on a lab
-------------------
[etcd]
node1 ansible_ssh_host=10.99.0.26
node2 ansible_ssh_host=10.99.0.27
node3 ansible_ssh_host=10.99.0.4
* Login to master node and sudo to root:
[kube-node]
node2 ansible_ssh_host=10.99.0.27
node3 ansible_ssh_host=10.99.0.4
node4 ansible_ssh_host=10.99.0.5
node5 ansible_ssh_host=10.99.0.36
node6 ansible_ssh_host=10.99.0.37
[paris]
node1 ansible_ssh_host=10.99.0.26
node3 ansible_ssh_host=10.99.0.4 local_as=xxxxxxxx
node4 ansible_ssh_host=10.99.0.5 local_as=xxxxxxxx
[new-york]
node2 ansible_ssh_host=10.99.0.27
node5 ansible_ssh_host=10.99.0.36 local_as=xxxxxxxx
node6 ansible_ssh_host=10.99.0.37 local_as=xxxxxxxx
[k8s-cluster:children]
kube-node
kube-master
```bash
vagrant ssh $USER-k8s-00
sudo su -
```
### Playbook
```
---
- hosts: k8s-cluster
roles:
- { role: download, tags: download }
- { role: kubernetes/preinstall, tags: preinstall }
- { role: docker, tags: docker }
- { role: kubernetes/node, tags: node }
- { role: etcd, tags: etcd }
- { role: dnsmasq, tags: dnsmasq }
- { role: network_plugin, tags: ['calico', 'flannel', 'network'] }
- hosts: kube-master
roles:
- { role: kubernetes/master, tags: master }
* Clone this repo
```bash
git clone https://github.com/adidenko/vagrant-k8s ~/mcp
```
### Run
It is possible to define variables for different environments.
For instance, in order to deploy the cluster on 'dev' environment run the following command.
```
ansible-playbook -i inventory/dev/inventory.cfg cluster.yml -u root
* Install required software and pull needed repos:
```bash
cd ~/mcp
./bootstrap-master.sh
```
Kubernetes
-------------------------
### Multi master notes
* You can choose where to install the master components. If you want your master node to act both as master (api,scheduler,controller) and node (e.g. accept workloads, create pods ...),
the server address has to be present on both groups 'kube-master' and 'kube-node'.
* Check `nodes` list and make sure you have SSH access to them
* Almost all kubernetes components are running into pods except *kubelet*. These pods are managed by kubelet which ensure they're always running
* For safety reasons, you should have at least two master nodes and 3 etcd servers
* Kube-proxy doesn't support multiple apiservers on startup ([Issue 18174](https://github.com/kubernetes/kubernetes/issues/18174)). An external loadbalancer needs to be configured.
In order to do so, some variables have to be used '**loadbalancer_apiserver**' and '**apiserver_loadbalancer_domain_name**'
### Network Overlay
You can choose between 2 network plugins. Only one must be chosen.
* **flannel**: gre/vxlan (layer 2) networking. ([official docs](https://github.com/coreos/flannel))
* **calico**: bgp (layer 3) networking. ([official docs](http://docs.projectcalico.org/en/0.13/))
The choice is defined with the variable '**kube_network_plugin**'
### Expose a service
There are several loadbalancing solutions.
The one i found suitable for kubernetes are [Vulcand](http://vulcand.io/) and [Haproxy](http://www.haproxy.org/)
My cluster is working with haproxy and kubernetes services are configured with the loadbalancing type '**nodePort**'.
eg: each node opens the same tcp port and forwards the traffic to the target pod wherever it is located.
Then Haproxy can be configured to request kubernetes's api in order to loadbalance on the proper tcp port on the nodes.
Please refer to the proper kubernetes documentation on [Services](https://github.com/kubernetes/kubernetes/blob/release-1.0/docs/user-guide/services.md)
### Check cluster status
#### Kubernetes components
* Check the status of the processes
```
systemctl status kubelet
```bash
cd ~/mcp
cat nodes
ansible all -m ping -i nodes_to_inv.py
```
* Check the logs
```
journalctl -ae -u kubelet
* Deploy k8s using kargo playbooks
```bash
cd ~/mcp
./deploy-k8s.kargo.sh
```
* Check the NAT rules
```
iptables -nLv -t nat
* Deploy OpenStack CCP:
```bash
cd ~/mcp
# Build CCP images
ansible-playbook -i nodes_to_inv.py playbooks/ccp-build.yaml
# Deploy CCP
ansible-playbook -i nodes_to_inv.py playbooks/ccp-deploy.yaml
```
For the master nodes you'll have to see the docker logs for the apiserver
```
docker logs [apiserver docker id]
* Wait for CCP deployment to complete
```bash
# On k8s master node
# Check CCP pods, all should become running
kubectl --namespace=openstack get pods -o wide
# Check CCP jobs status, wait until all complete
kubectl --namespace=openstack get jobs
```
* Check Horizon:
### Available apps, installation procedure
```bash
# On k8s master node check nodePort of Horizon service
HORIZON_PORT=$(kubectl --namespace=openstack get svc/horizon -o go-template='{{(index .spec.ports 0).nodePort}}')
echo $HORIZON_PORT
There are two ways of installing new apps
#### Ansible galaxy
Additionnal apps can be installed with ```ansible-galaxy```.
ou'll need to edit the file '*requirements.yml*' in order to chose needed apps.
The list of available apps are available [there](https://github.com/ansibl8s)
For instance it is **strongly recommanded** to install a dns server which resolves kubernetes service names.
In order to use this role you'll need the following entries in the file '*requirements.yml*'
Please refer to the [k8s-kubedns readme](https://github.com/ansibl8s/k8s-kubedns) for additionnal info.
```
- src: https://github.com/ansibl8s/k8s-common.git
path: roles/apps
# version: v1.0
- src: https://github.com/ansibl8s/k8s-kubedns.git
path: roles/apps
# version: v1.0
```
**Note**: the role common is required by all the apps and provides the tasks and libraries needed.
And empty the apps directory
```
rm -rf roles/apps/*
# Access Horizon via nodePort
curl -i -s $ANY_K8S_NODE_IP:$HORIZON_PORT
```
Then download the roles with ansible-galaxy
```
ansible-galaxy install -r requirements.yml
Working with kubernetes
-----------------------
* Login to one of your kube-master nodes and run:
```bash
# List images in registry
curl -s 127.0.0.1:31500/v2/_catalog | python -mjson.tool
# Check CCP jobs status
kubectl --namespace=openstack get jobs
# Check CCP pods
kubectl --namespace=openstack get pods -o wide
```
Finally update the playbook ```apps.yml``` with the chosen roles, and run it
```
...
- hosts: kube-master
roles:
- { role: apps/k8s-kubedns, tags: ['kubedns', 'apps'] }
...
* Troubleshooting
```bash
# Get logs from pod
kubectl --namespace=openstack logs $POD_NAME
# Exec command from pod
kubectl --namespace=openstack exec $POD_NAME -- cat /etc/resolv.conf
kubectl --namespace=openstack exec $POD_NAME -- curl http://etcd-client:2379/health
# Run a container
docker run -t -i 127.0.0.1:31500/mcp/neutron-dhcp-agent /bin/bash
```
```
ansible-playbook -i inventory/inventory.cfg apps.yml -u root
* Network checker
```bash
cd ~/mcp
./deploy-netchecker.sh
# or in openstack namespace
./deploy-netchecker.sh openstack
```
#### Git submodules
Alternatively the roles can be installed as git submodules.
That way is easier if you want to do some changes and commit them.
* CCP
```bash
# Run a bash in one of containers
docker run -t -i 127.0.0.1:31500/mcp/nova-base /bin/bash
### Networking
# Inside container export credentials
export OS_USERNAME=admin
export OS_PASSWORD=password
export OS_TENANT_NAME=admin
export OS_REGION_NAME=RegionOne
export OS_AUTH_URL=http://keystone:35357
#### Calico
Check if the calico-node container is running
# Run CLI commands
openstack service list
neutron agent-list
```
docker ps | grep calico
```
The **calicoctl** command allows to check the status of the network workloads.
* Check the status of Calico nodes
```
calicoctl status
```
* Show the configured network subnet for containers
```
calicoctl pool show
```
* Show the workloads (ip addresses of containers and their located)
```
calicoctl endpoint show --detail
```
#### Flannel
* Flannel configuration file should have been created there
```
cat /run/flannel/subnet.env
FLANNEL_NETWORK=10.233.0.0/18
FLANNEL_SUBNET=10.233.16.1/24
FLANNEL_MTU=1450
FLANNEL_IPMASQ=false
```
* Check if the network interface has been created
```
ip a show dev flannel.1
4: flannel.1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default
link/ether e2:f3:a7:0f:bf:cb brd ff:ff:ff:ff:ff:ff
inet 10.233.16.0/18 scope global flannel.1
valid_lft forever preferred_lft forever
inet6 fe80::e0f3:a7ff:fe0f:bfcb/64 scope link
valid_lft forever preferred_lft forever
```
* Docker must be configured with a bridge ip in the flannel subnet.
```
ps aux | grep docker
root 20196 1.7 2.7 1260616 56840 ? Ssl 10:18 0:07 /usr/bin/docker daemon --bip=10.233.16.1/24 --mtu=1450
```
* Try to run a container and check its ip address
```
kubectl run test --image=busybox --command -- tail -f /dev/null
replicationcontroller "test" created
kubectl describe po test-34ozs | grep ^IP
IP: 10.233.16.2
```
```
kubectl exec test-34ozs -- ip a show dev eth0
8: eth0@if9: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1450 qdisc noqueue
link/ether 02:42:0a:e9:2b:03 brd ff:ff:ff:ff:ff:ff
inet 10.233.16.2/24 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::42:aff:fee9:2b03/64 scope link tentative flags 08
valid_lft forever preferred_lft forever
```
Congrats ! now you can walk through [kubernetes basics](http://kubernetes.io/v1.1/basicstutorials.html)
Vendored
+115
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@@ -0,0 +1,115 @@
# -*- mode: ruby -*-
# vi: set ft=ruby :
pool = ENV["VAGRANT_POOL"] || "10.250.0.0/16"
ENV["VAGRANT_DEFAULT_PROVIDER"] = "libvirt"
prefix = pool.gsub(/\.\d+\.\d+\/16$/, "")
$num_instances = 4
$vm_memory = 6144
$vm_cpus = 2
$master_memory = 1024
$master_cpus = 1
$user = ENV["USER"]
$public_subnet = prefix.to_s + ".0"
$private_subnet = prefix.to_s + ".1"
$mgmt_cidr = prefix.to_s + ".2.0/24"
$neutron_subnet = "172.30.250"
$instance_name_prefix = "#{$user}-k8s"
# Boxes with libvirt provider support:
#$box = "yk0/ubuntu-xenial" #900M
#$box = "centos/7"
#$box = "nrclark/xenial64-minimal-libvirt"
$box = "peru/ubuntu-16.04-server-amd64"
# Create SSH keys for future lab
system 'bash vagrant-scripts/ssh-keygen.sh'
# Create nodes list for future kargo deployment
nodes=""
(1..$num_instances-1).each do |i|
ip = "#{$private_subnet}.#{i+10}"
nodes = "#{nodes}#{ip}\n"
end
File.open("nodes", 'w') { |file| file.write(nodes) }
# Create the lab
Vagrant.configure("2") do |config|
(0..$num_instances-1).each do |i|
# First node would be master node
master = i == 0
config.ssh.insert_key = false
vm_name = "%s-%02d" % [$instance_name_prefix, i]
config.vm.define vm_name do |test_vm|
test_vm.vm.box = $box
test_vm.vm.hostname = vm_name
# Libvirt provider settings
test_vm.vm.provider :libvirt do |domain|
domain.uri = "qemu+unix:///system"
if master
domain.memory = $master_memory
domain.cpus = $master_cpus
else
domain.memory = $vm_memory
domain.cpus = $vm_cpus
end
domain.driver = "kvm"
domain.host = "localhost"
domain.connect_via_ssh = false
domain.username = $user
domain.storage_pool_name = "default"
domain.nic_model_type = "e1000"
domain.management_network_name = "#{$instance_name_prefix}-mgmt-net"
domain.management_network_address = $mgmt_cidr
domain.nested = true
domain.cpu_mode = "host-passthrough"
domain.volume_cache = "unsafe"
domain.disk_bus = "virtio"
# DISABLED: switched to new box which has 100G / partition
#domain.storage :file, :type => 'qcow2', :bus => 'virtio', :size => '20G', :device => 'vdb'
end
# Networks and interfaces
ip = "#{$private_subnet}.#{i+10}"
pub_ip = "#{$public_subnet}.#{i+10}"
# "public" network with nat forwarding
test_vm.vm.network :private_network,
:ip => pub_ip,
:model_type => "e1000",
:libvirt__network_name => "#{$instance_name_prefix}-public",
:libvirt__dhcp_enabled => false,
:libvirt__forward_mode => "nat"
# "private" isolated network
test_vm.vm.network :private_network,
:ip => ip,
:model_type => "e1000",
:libvirt__network_name => "#{$instance_name_prefix}-private",
:libvirt__dhcp_enabled => false,
:libvirt__forward_mode => "none"
# "neutron" isolated network
test_vm.vm.network :private_network,
:ip => "#{$neutron_subnet}.#{i+10}",
:model_type => "e1000",
:libvirt__network_name => "#{$instance_name_prefix}-neutron",
:libvirt__dhcp_enabled => false,
:libvirt__forward_mode => "none"
# Provisioning
config.vm.provision "file", source: "ssh", destination: "~/ssh"
if master
config.vm.provision "nodes", type: "file", source: "nodes", destination: "/var/tmp/nodes"
config.vm.provision "bootstrap", type: "shell", path: "vagrant-scripts/provision-master.sh"
else
config.vm.provision "bootstrap", type: "shell", path: "vagrant-scripts/provision-node.sh"
end
end
end
end
-33
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@@ -1,33 +0,0 @@
---
- hosts: kube-master
roles:
# System
- { role: apps/k8s-kubedns, tags: ['kubedns', 'kube-system'] }
# Databases
- { role: apps/k8s-postgres, tags: 'postgres' }
- { role: apps/k8s-elasticsearch, tags: 'elasticsearch' }
- { role: apps/k8s-memcached, tags: 'memcached' }
- { role: apps/k8s-redis, tags: 'redis' }
- { role: apps/k8s-mongodb-simple, tags: 'mongodb-simple' }
# Msg Broker
- { role: apps/k8s-rabbitmq, tags: 'rabbitmq' }
# Monitoring
- { role: apps/k8s-influxdb, tags: ['influxdb', 'kube-system']}
- { role: apps/k8s-heapster, tags: ['heapster', 'kube-system']}
- { role: apps/k8s-kubedash, tags: ['kubedash', 'kube-system']}
# logging
- { role: apps/k8s-kube-logstash, tags: 'kube-logstash'}
# Console
- { role: apps/k8s-fabric8, tags: 'fabric8' }
- { role: apps/k8s-kube-ui, tags: ['kube-ui', 'kube-system']}
# ETCD
- { role: apps/k8s-etcd, tags: 'etcd'}
# Chat Apps
- { role: apps/k8s-rocketchat, tags: 'rocketchat'}
+11
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@@ -0,0 +1,11 @@
#!/bin/bash
set -e
INVENTORY="nodes_to_inv.py"
echo "Createing repository and CCP images, it may take a while..."
ansible-playbook -i $INVENTORY playbooks/ccp-build.yaml
echo "Deploying up OpenStack CCP..."
ansible-playbook -i $INVENTORY playbooks/ccp-deploy.yaml
+22
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@@ -0,0 +1,22 @@
#!/bin/bash
# Packages
apt-get --yes update
apt-get --yes upgrade
apt-get --yes install git screen vim telnet tcpdump python-setuptools gcc python-dev python-pip libssl-dev libffi-dev software-properties-common curl python-netaddr
# Get ansible-2.1+, vanilla ubuntu-16.04 ansible (2.0.0.2) is broken due to https://github.com/ansible/ansible/issues/13876
ansible --version || (
apt-add-repository -y ppa:ansible/ansible
apt-get update
apt-get install -y ansible
)
# Copy/create nodes list
test -f ./nodes || cp /var/tmp/nodes ./nodes
# Either pull or copy microservices repos
cp -a /var/tmp/microservices* ./ccp/ || touch /var/tmp/ccp-download
# Pull kargo
git clone https://github.com/kubespray/kargo ~/kargo
+2
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@@ -0,0 +1,2 @@
microservices-repos
microservices
+16
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@@ -0,0 +1,16 @@
[DEFAULT]
deploy_config = /root/ccp/deploy-config.yaml
[builder]
push = True
[registry]
address = "127.0.0.1:31500"
[kubernetes]
namespace = "openstack"
[repositories]
skip_empty = True
protocol = https
port = 443
+6
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@@ -0,0 +1,6 @@
configs:
public_interface: "eth1"
private_interface: "eth2"
neutron_external_interface: "eth3"
neutron_logging_debug: "true"
neutron_plugin_agent: "openvswitch"
+25
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@@ -0,0 +1,25 @@
#!/bin/bash
set -e
# FIXME: hardcoded roles
declare -A nodes
nodes=( \
["node1"]="openstack-controller=true"
["node2"]="openstack-compute=true"
["node3"]="openstack-compute=true"
)
label_nodes() {
all_label='openstack-compute-controller=true'
for i in "${!nodes[@]}"
do
node=$i
label=${nodes[$i]}
kubectl get nodes $node --show-labels | grep -q "$label" || kubectl label nodes $node $label
kubectl get nodes $node --show-labels | grep -q "$all_label" || kubectl label nodes $node $all_label
done
}
label_nodes
+16
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@@ -0,0 +1,16 @@
apiVersion: v1
kind: Pod
metadata:
name: registry
labels:
app: registry
spec:
containers:
- name: registry
image: registry:2
env:
imagePullPolicy: Always
ports:
- containerPort: 5000
hostPort: 5000
+15
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@@ -0,0 +1,15 @@
kind: "Service"
apiVersion: "v1"
metadata:
name: "registry"
spec:
selector:
app: "registry"
ports:
-
protocol: "TCP"
port: 5000
targetPort: 5000
nodePort: 31500
type: "NodePort"
-15
View File
@@ -1,15 +0,0 @@
---
- hosts: k8s-cluster
roles:
- { role: adduser, tags: adduser }
- { role: download, tags: download }
- { role: kubernetes/preinstall, tags: preinstall }
- { role: docker, tags: docker }
- { role: kubernetes/node, tags: node }
- { role: etcd, tags: etcd }
- { role: dnsmasq, tags: dnsmasq }
- { role: network_plugin, tags: ['calico', 'flannel', 'network'] }
- hosts: kube-master
roles:
- { role: kubernetes/master, tags: master }
+13
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@@ -0,0 +1,13 @@
# Kubernetes version
kube_version: "v1.2.4"
# Switch network to calico
kube_network_plugin: "calico"
# Kube-proxy should be iptables for calico
kube_proxy_mode: "iptables"
# Use non-tmpfs tmp dir
local_release_dir: "/var/tmp/releases"
# Upstream DNS servers with mirantis.net
upstream_dns_servers:
- 8.8.8.8
- 8.8.4.4
- /mirantis.net/172.18.32.6
+19
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@@ -0,0 +1,19 @@
#!/bin/bash
INVENTORY="nodes_to_inv.py"
echo "Installing requirements on nodes..."
ansible-playbook -i $INVENTORY playbooks/bootstrap-nodes.yaml
echo "Running deployment..."
ansible-playbook -i $INVENTORY /root/kargo/cluster.yml -e @custom.yaml
deploy_res=$?
if [ "$deploy_res" -eq "0" ]; then
echo "Setting up kubedns..."
ansible-playbook -i $INVENTORY playbooks/kubedns.yaml
echo "Setting up kubedashboard..."
ansible-playbook -i $INVENTORY playbooks/kubedashboard.yaml
echo "Setting up ip route work-around for DNS clusterIP availability..."
ansible-playbook -i $INVENTORY playbooks/ipro_for_cluster_ips.yaml
fi
+36
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@@ -0,0 +1,36 @@
#!/bin/bash
if [ -n "$1" ] ; then
NS="--namespace=$1"
fi
kubectl get nodes || exit 1
echo "Installing netchecker server"
git clone https://github.com/adidenko/netchecker-server
pushd netchecker-server
pushd docker
docker build -t 127.0.0.1:31500/netchecker/server:latest .
docker push 127.0.0.1:31500/netchecker/server:latest
popd
kubectl create -f netchecker-server_pod.yaml $NS
kubectl create -f netchecker-server_svc.yaml $NS
popd
echo "Installing netchecker agents"
git clone https://github.com/adidenko/netchecker-agent
pushd netchecker-agent
pushd docker
docker build -t 127.0.0.1:31500/netchecker/agent:latest .
docker push 127.0.0.1:31500/netchecker/agent:latest
popd
kubectl get nodes | grep Ready | awk '{print $1}' | xargs -I {} kubectl label nodes {} netchecker=agent
NUMNODES=`kubectl get nodes --show-labels | grep Ready | grep netchecker=agent | wc -l`
sed -e "s/replicas:.*/replicas: $NUMNODES/g" -i netchecker-agent_rc.yaml
kubectl create -f netchecker-agent_rc.yaml $NS
popd
echo "DONE"
echo
echo "use the following command to check agents:"
echo "curl -s -X GET 'http://localhost:31081/api/v1/agents/' | python -mjson.tool"
+25
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@@ -0,0 +1,25 @@
CCP examples
============
Some examples for Openstack CCP.
Expose Horizon
==============
* Get nodePort of Horizon service:
```bash
echo $(kubectl --namespace=openstack get svc/horizon -o go-template='{{(index .spec.ports 0).nodePort}}')
```
* NAT on your router/jump-box to any k8s minion public IP and nodePort to provide external access:
```bash
iptables -t nat -I PREROUTING -p tcp --dport 8080 -j DNAT --to-destination 10.210.0.12:32643
iptables -t nat -I POSTROUTING -d 10.210.0.12 ! -s 10.210.0.0/24 -j MASQUERADE
iptables -I FORWARD -d 10.210.0.12 -j ACCEPT
```
Where `10.210.0.12` is IP of one of your k8s minions and `32643` is nodePort of Horizon service.
* You can do the same for novnc:
```bash
echo $(kubectl --namespace=openstack get svc/nova-novncproxy -o go-template='{{(index .spec.ports 0).nodePort}}')
```
+36
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@@ -0,0 +1,36 @@
# This script should be executed inside k8s:
# docker run -t -i 127.0.0.1:31500/mcp/nova-base /bin/bash
export OS_USERNAME=admin
export OS_PASSWORD=password
export OS_TENANT_NAME=admin
export OS_REGION_NAME=RegionOne
export OS_AUTH_URL=http://keystone:35357
# Key
nova keypair-add test > test.pem
chmod 600 test.pem
# Flavor
nova flavor-create demo --is-public true auto 128 2 1
# Image
curl -O http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img
glance image-create --name cirros --disk-format qcow2 --container-format bare --file cirros-0.3.4-x86_64-disk.img
# Aggregates
node2=`openstack hypervisor list | grep -o '[a-z]\+-k8s-02'`
node3=`openstack hypervisor list | grep -o '[a-z]\+-k8s-03'`
nova aggregate-create n2 n2
nova aggregate-add-host n2 $node2
nova aggregate-create n3 n3
nova aggregate-add-host n3 $node3
# Network
neutron net-create net1 --provider:network-type vxlan
neutron subnet-create net1 172.20.0.0/24 --name subnet1
# Instances
net_id=`neutron net-list | grep net1 | awk '{print $2}'`
nova boot ti02 --image cirros --flavor demo --nic net-id=$net_id --key-name test --availability-zone n2
nova boot ti03 --image cirros --flavor demo --nic net-id=$net_id --key-name test --availability-zone n3
@@ -0,0 +1,45 @@
Examples how to expose k8s services
===================================
Exposing dashboard via frontend and externalIPs
-----------------------------------------------
* Edit `kubernetes-dashboard.yaml` and update `externalIPs` to the list of external IPs of your k8s minions
* Run:
```bash
kubectl create -f kubernetes-dashboard.yaml --namespace=kube-system
```
* Access:
```bash
curl $ANY_MINION_EXTERNAL_IP:9090
```
Exposing dashboard via nodePort
-------------------------------
* Get nodePort of the service:
```bash
echo $(kubectl --namespace=kube-system get svc/kubernetes-dashboard -o go-template='{{(index .spec.ports 0).nodePort}}')
```
* NAT on your router/jump-box to any k8s minion public IP and nodePort to provide external access:
```bash
iptables -t nat -I PREROUTING -p tcp --dport 9090 -j DNAT --to-destination 10.210.0.12:32005
iptables -t nat -I POSTROUTING -d 10.210.0.12 ! -s 10.210.0.0/24 -j MASQUERADE
iptables -I FORWARD -d 10.210.0.12 -j ACCEPT
```
Where `10.210.0.12` is public IP of one of your k8s minions and `32005` is nodePort of `kubernetes-dashboard` service.
* Access:
```bash
curl 10.210.0.12:9090
```
@@ -0,0 +1,22 @@
apiVersion: v1
kind: Service
metadata:
name: kubedash-frontend
labels:
app: kubedash-frontend
tier: frontend
spec:
externalIPs:
- 10.210.0.12
- 10.210.0.13
- 10.210.0.14
- 10.210.0.15
- 10.210.0.16
- 10.210.0.17
ports:
- name: http
port: 8289
protocol: TCP
targetPort: 8289
selector:
name: kubedash
@@ -0,0 +1,22 @@
apiVersion: v1
kind: Service
metadata:
name: dashboard-frontend
labels:
app: dashboard-frontend
tier: frontend
spec:
externalIPs:
- 10.210.0.12
- 10.210.0.13
- 10.210.0.14
- 10.210.0.15
- 10.210.0.16
- 10.210.0.17
ports:
- name: http
port: 9090
protocol: TCP
targetPort: 9090
selector:
app: kubernetes-dashboard
@@ -0,0 +1,18 @@
Nginx example with external IPs
===============================
* Edit `nginx-frontend.yaml` and update `externalIPs` to the list of external IPs of your k8s minions
* Deploy:
```bash
kubectl create -f nginx-backends.yaml
kubectl create -f nginx-frontend.yaml
```
* Check:
```bash
curl $ANY_MINION_EXTERNAL_IP
```
@@ -0,0 +1,24 @@
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: nginx-backend
spec:
replicas: 3
template:
metadata:
labels:
app: nginx-backend
tier: backend
spec:
containers:
- name: nginx
image: nginx
resources:
requests:
cpu: 100m
memory: 100Mi
env:
- name: GET_HOSTS_FROM
value: dns
ports:
- containerPort: 80
@@ -0,0 +1,22 @@
apiVersion: v1
kind: Service
metadata:
name: nginx-frontend
labels:
app: nginx-frontend
tier: frontend
spec:
externalIPs:
- 10.210.0.12
- 10.210.0.13
- 10.210.0.14
- 10.210.0.15
- 10.210.0.16
- 10.210.0.17
ports:
- name: http
port: 80
protocol: TCP
targetPort: 80
selector:
app: nginx-backend
-90
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@@ -1,90 +0,0 @@
# Directory where the binaries will be installed
bin_dir: /usr/local/bin
# Where the binaries will be downloaded.
# Note: ensure that you've enough disk space (about 1G)
local_release_dir: "/tmp/releases"
# This is the group that the cert creation scripts chgrp the
# cert files to. Not really changable...
kube_cert_group: kube-cert
# Cluster Loglevel configuration
kube_log_level: 2
# Users to create for basic auth in Kubernetes API via HTTP
kube_users:
kube:
pass: changeme
role: admin
# root:
# pass: changeme
# role: admin
# Kubernetes cluster name, also will be used as DNS domain
cluster_name: cluster.local
# set this variable to calico if needed. keep it empty if flannel is used
kube_network_plugin: calico
# Kubernetes internal network for services, unused block of space.
kube_service_addresses: 10.233.0.0/18
# internal network. When used, it will assign IP
# addresses from this range to individual pods.
# This network must be unused in your network infrastructure!
kube_pods_subnet: 10.233.64.0/18
# internal network total size (optional). This is the prefix of the
# entire network. Must be unused in your environment.
# kube_network_prefix: 18
# internal network node size allocation (optional). This is the size allocated
# to each node on your network. With these defaults you should have
# room for 4096 nodes with 254 pods per node.
kube_network_node_prefix: 24
# With calico it is possible to distributed routes with border routers of the datacenter.
peer_with_router: false
# Warning : enabling router peering will disable calico's default behavior ('node mesh').
# The subnets of each nodes will be distributed by the datacenter router
# The port the API Server will be listening on.
kube_apiserver_ip: "{{ kube_service_addresses|ipaddr('net')|ipaddr(1)|ipaddr('address') }}"
kube_apiserver_port: 443 # (https)
kube_apiserver_insecure_port: 8080 # (http)
# Internal DNS configuration.
# Kubernetes can create and mainatain its own DNS server to resolve service names
# into appropriate IP addresses. It's highly advisable to run such DNS server,
# as it greatly simplifies configuration of your applications - you can use
# service names instead of magic environment variables.
# You still must manually configure all your containers to use this DNS server,
# Kubernetes won't do this for you (yet).
# Upstream dns servers used by dnsmasq
upstream_dns_servers:
- 8.8.8.8
- 4.4.8.8
#
# # Use dns server : https://github.com/ansibl8s/k8s-skydns/blob/master/skydns-README.md
dns_setup: true
dns_domain: "{{ cluster_name }}"
#
# # Ip address of the kubernetes dns service
dns_server: "{{ kube_service_addresses|ipaddr('net')|ipaddr(2)|ipaddr('address') }}"
# For multi masters architecture:
# kube-proxy doesn't support multiple apiservers for the time being so you'll need to configure your own loadbalancer
# This domain name will be inserted into the /etc/hosts file of all servers
# configuration example with haproxy :
# listen kubernetes-apiserver-https
# bind 10.99.0.21:8383
# option ssl-hello-chk
# mode tcp
# timeout client 3h
# timeout server 3h
# server master1 10.99.0.26:443
# server master2 10.99.0.27:443
# balance roundrobin
# apiserver_loadbalancer_domain_name: "lb-apiserver.kubernetes.local"
-10
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@@ -1,10 +0,0 @@
#---
#peers:
# -router_id: "10.99.0.34"
# as: "65xxx"
# - router_id: "10.99.0.35"
# as: "65xxx"
#
#loadbalancer_apiserver:
# address: "10.99.0.44"
# port: "8383"
-10
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@@ -1,10 +0,0 @@
#---
#peers:
# -router_id: "10.99.0.2"
# as: "65xxx"
# - router_id: "10.99.0.3"
# as: "65xxx"
#
#loadbalancer_apiserver:
# address: "10.99.0.21"
# port: "8383"
-29
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@@ -1,29 +0,0 @@
[kube-master]
node1 ansible_ssh_host=10.99.0.26
node2 ansible_ssh_host=10.99.0.27
[etcd]
node1 ansible_ssh_host=10.99.0.26
node2 ansible_ssh_host=10.99.0.27
node3 ansible_ssh_host=10.99.0.4
[kube-node]
node2 ansible_ssh_host=10.99.0.27
node3 ansible_ssh_host=10.99.0.4
node4 ansible_ssh_host=10.99.0.5
node5 ansible_ssh_host=10.99.0.36
node6 ansible_ssh_host=10.99.0.37
[paris]
node1 ansible_ssh_host=10.99.0.26
node3 ansible_ssh_host=10.99.0.4 local_as=xxxxxxxx
node4 ansible_ssh_host=10.99.0.5 local_as=xxxxxxxx
[new-york]
node2 ansible_ssh_host=10.99.0.27
node5 ansible_ssh_host=10.99.0.36 local_as=xxxxxxxx
node6 ansible_ssh_host=10.99.0.37 local_as=xxxxxxxx
[k8s-cluster:children]
kube-node
kube-master
-14
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@@ -1,14 +0,0 @@
node1 ansible_connection=local local_release_dir={{ansible_env.HOME}}/releases
[kube-master]
node1
[etcd]
node1
[kube-node]
node1
[k8s-cluster:children]
kube-node
kube-master
+97
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@@ -0,0 +1,97 @@
#!/usr/bin/env python
# A simple dynamic replacemant of 'kargo prepare'
# Generates ansible inventory from a list of IPs in 'nodes' file.
import argparse
import json
import os
import yaml
def read_nodes_from_file(filename):
f = open(filename, 'r')
content = [x.strip('\n') for x in f.readlines()]
return content
def read_vars_from_file(src="/root/kargo/inventory/group_vars/all.yml"):
with open(src, 'r') as f:
content = yaml.load(f)
return content
def nodes_to_hash(nodes_list, masters, group_vars):
nodes = {
'all': {
'hosts': [],
'vars': group_vars
},
'etcd': {
'hosts': [],
},
'kube-master': {
'hosts': [],
},
'kube-node': {
'hosts': [],
},
'k8s-cluster': {
'children': ['kube-node', 'kube-master']
},
'_meta': {
'hostvars': {}
}
}
i = 1
for node_ip in nodes_list:
node_name = "node%s" % i
nodes['all']['hosts'].append(node_name)
nodes['_meta']['hostvars'][node_name] = {
'ansible_ssh_host': node_ip,
'ip': node_ip,
}
nodes['kube-node']['hosts'].append(node_name)
if i <= masters:
nodes['kube-master']['hosts'].append(node_name)
if i <= 3:
nodes['etcd']['hosts'].append(node_name)
i += 1
return nodes
def main():
parser = argparse.ArgumentParser(description='Kargo inventory simulator')
parser.add_argument('--list', action='store_true')
parser.add_argument('--host', default=False)
args = parser.parse_args()
# Read params from ENV since ansible does not support passing args to dynamic inv scripts
if os.environ.get('K8S_NODES_FILE'):
nodes_file = os.environ['K8S_NODES_FILE']
else:
nodes_file = 'nodes'
if os.environ.get('K8S_MASTERS'):
masters = int(os.environ['K8S_MASTERS'])
else:
masters = 2
if os.environ.get('KARGO_GROUP_VARS'):
vars_file = os.environ['KARGO_GROUP_VARS']
else:
vars_file = "/root/kargo/inventory/group_vars/all.yml"
nodes_list = read_nodes_from_file(nodes_file)
if len(nodes_list) < 3:
print "Error: requires at least 3 nodes"
return
nodes = nodes_to_hash(nodes_list, masters, read_vars_from_file(vars_file))
if args.host:
print json.dumps(nodes['_meta']['hostvars'][args.host])
else:
print json.dumps(nodes)
if __name__ == "__main__":
main()
+17
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@@ -0,0 +1,17 @@
- hosts: all
tasks:
- name: Install packages
package: name={{ item }} state=latest
with_items:
- python-pip
- screen
- vim
- telnet
- tcpdump
- traceroute
- iperf3
- nmap
- ethtool
- curl
- git
- dnsutils
+69
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@@ -0,0 +1,69 @@
- hosts: kube-master
pre_tasks:
- name: Download fuel-ccp
git:
repo: https://git.openstack.org/openstack/fuel-ccp
dest: /usr/local/src/fuel-ccp
version: master
- name: Upload ccp configs to master nodes
synchronize:
src: ../ccp/
dest: /root/ccp/
tasks:
- name: Install CCP cli tool
shell: pip install -U fuel-ccp/
args:
chdir: /usr/local/src
creates: /usr/local/bin/mcp-microservices
- name: Get pods
shell: kubectl get pods
register: get_pod
run_once: true
- name: Get services
shell: kubectl get svc
register: get_svc
run_once: true
- name: Create registry pod
shell: kubectl create -f registry_pod.yaml
args:
chdir: /root/ccp
run_once: true
when: get_pod.stdout.find('registry') == -1
- name: Create registry svc
shell: kubectl create -f registry_svc.yaml
args:
chdir: /root/ccp
run_once: true
when: get_svc.stdout.find('registry') == -1
- name: Fetch CCP images
shell: mcp-microservices --config-file=/root/ccp/ccp.conf fetch
run_once: true
# - name: Patch fuel-ccp-neutron
# run_once: true
# args:
# chdir: /root/microservices-repos/fuel-ccp-neutron
# shell: git fetch https://git.openstack.org/openstack/fuel-ccp-neutron {{ item }} && git cherry-pick FETCH_HEAD
# with_items:
# - "refs/changes/96/340496/6"
- name: Build CCP images
shell: mcp-microservices --config-file=/root/ccp/ccp.conf build
run_once: true
- hosts: k8s-cluster
tasks:
- name: Check number of built images
shell: test $(curl -s 127.0.0.1:31500/v2/_catalog | python -mjson.tool | grep mcp/ | wc -l) -ge 29
+27
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@@ -0,0 +1,27 @@
- hosts: kube-master
pre_tasks:
- name: Rsync CCP configs
synchronize:
src: ../ccp/
dest: /root/ccp/
tasks:
- name: Label nodes
shell: ./label-nodes.sh
args:
chdir: /root/ccp
run_once: true
- name: Get namespaces
shell: kubectl get namespace
register: get_ns
run_once: true
- name: Deploy CCP
shell: mcp-microservices --config-file=/root/ccp/ccp.conf deploy
args:
chdir: /root/ccp
run_once: true
when: get_ns.stdout.find('openstack') == -1
+24
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@@ -0,0 +1,24 @@
# FXIME: add persistent routing rule
- hosts: kube-master
tasks:
- name: Get kube service net
shell: grep KUBE_SERVICE_ADDRESSES /etc/kubernetes/kube-apiserver.env | grep -oE "\b([0-9]{1,3}\.){3}[0-9]{1,3}/[0-9]{1,2}\b"
register: kube_service_addresses
run_once: true
- hosts: all
tasks:
- name: Get local IP
shell: "calicoctl status | grep IP: | awk '{print $2}'"
register: local_ip
- name: Get route
shell: ip ro ls | grep "^{{ hostvars[groups['kube-master'][0]]['kube_service_addresses']['stdout'] }}" || echo ""
register: local_route
- name: Clean up route
shell: ip ro del {{ hostvars[groups['kube-master'][0]]['kube_service_addresses']['stdout'] }} || true
when: local_route.stdout.find('{{ local_ip.stdout }}') == -1
- name: Setup route
shell: ip ro add {{ hostvars[groups['kube-master'][0]]['kube_service_addresses']['stdout'] }} via {{ local_ip.stdout }}
when: local_route.stdout.find('{{ local_ip.stdout }}') == -1
- name: Add openstack namespace to resolv.conf
shell: grep openstack.svc.cluster.local /etc/resolv.conf || sed '/^search / s/$/ openstack.svc.cluster.local/' -i /etc/resolv.conf
+5
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@@ -0,0 +1,5 @@
- hosts: kube-master
tasks:
- name: setup-kubedns
shell: kpm deploy kube-system/kubedash --namespace=kube-system
run_once: true
+5
View File
@@ -0,0 +1,5 @@
- hosts: kube-master
tasks:
- name: setup-kubedns
shell: kpm deploy kube-system/kubernetes-dashboard --namespace=kube-system
run_once: true
+5
View File
@@ -0,0 +1,5 @@
- hosts: kube-master
tasks:
- name: setup-kubedns
shell: kpm deploy kube-system/kubedns --namespace=kube-system
run_once: true
-45
View File
@@ -1,45 +0,0 @@
---
- src: https://github.com/ansibl8s/k8s-common.git
path: roles/apps
version: v1.0
- src: https://github.com/ansibl8s/k8s-kubedns.git
path: roles/apps
version: v1.0
#- src: https://github.com/ansibl8s/k8s-kube-ui.git
# path: roles/apps
# version: v1.0
#
#- src: https://github.com/ansibl8s/k8s-fabric8.git
# path: roles/apps
# version: v1.0
#
#- src: https://github.com/ansibl8s/k8s-elasticsearch.git
# path: roles/apps
# # version: v1.0
#
#- src: https://github.com/ansibl8s/k8s-redis.git
# path: roles/apps
# # version: v1.0
#
#- src: https://github.com/ansibl8s/k8s-memcached.git
# path: roles/apps
# version: v1.0
#
#- src: https://github.com/ansibl8s/k8s-postgres.git
# path: roles/apps
# version: v1.0
#
#- src: https://github.com/ansibl8s/k8s-pgbouncer.git
# path: roles/apps
# version: v1.0
#
#- src: https://github.com/ansibl8s/k8s-heapster.git
# path: roles/apps
#
#- src: https://github.com/ansibl8s/k8s-influxdb.git
# path: roles/apps
#
#- src: https://github.com/ansibl8s/k8s-kubedash.git
# path: roles/apps
-15
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@@ -1,15 +0,0 @@
---
addusers:
- name: etcd
comment: "Etcd user"
createhome: yes
home: "/var/lib/etcd"
system: yes
shell: /bin/nologin
- name: kube
comment: "Kubernetes user"
shell: /sbin/nologin
system: yes
group: "{{ kube_cert_group }}"
createhome: no
-13
View File
@@ -1,13 +0,0 @@
- name: User | Create User Group
group: name={{item.group|default(item.name)}} system={{item.system|default(omit)}}
with_items: addusers
- name: User | Create User
user:
comment: "{{item.comment|default(omit)}}"
createhome: "{{item.create_home|default(omit)}}"
group: "{{item.group|default(item.name)}}"
home: "{{item.home|default(omit)}}"
name: "{{item.name}}"
system: "{{item.system|default(omit)}}"
with_items: addusers
-4
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@@ -1,4 +0,0 @@
#!/bin/sh
make_resolv_conf() {
:
}
-95
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@@ -1,95 +0,0 @@
---
- name: ensure dnsmasq.d directory exists
file:
path: /etc/dnsmasq.d
state: directory
- name: ensure dnsmasq.d-available directory exists
file:
path: /etc/dnsmasq.d-available
state: directory
- name: Write dnsmasq configuration
template:
src: 01-kube-dns.conf.j2
dest: /etc/dnsmasq.d-available/01-kube-dns.conf
mode: 0755
backup: yes
- name: Stat dnsmasq configuration
stat: path=/etc/dnsmasq.d/01-kube-dns.conf
register: sym
- name: Move previous configuration
command: mv /etc/dnsmasq.d/01-kube-dns.conf /etc/dnsmasq.d-available/01-kube-dns.conf.bak
changed_when: False
when: sym.stat.islnk is defined and sym.stat.islnk == False
- name: Enable dnsmasq configuration
file:
src: /etc/dnsmasq.d-available/01-kube-dns.conf
dest: /etc/dnsmasq.d/01-kube-dns.conf
state: link
- name: Create dnsmasq pod manifest
template: src=dnsmasq-pod.yml dest=/etc/kubernetes/manifests/dnsmasq-pod.manifest
- name: Check for dnsmasq port (pulling image and running container)
wait_for:
port: 53
delay: 5
- name: check resolvconf
stat: path=/etc/resolvconf/resolv.conf.d/head
register: resolvconf
- name: target resolv.conf file
set_fact:
resolvconffile: >-
{%- if resolvconf.stat.exists == True -%}/etc/resolvconf/resolv.conf.d/head{%- else -%}/etc/resolv.conf{%- endif -%}
- name: Add search resolv.conf
lineinfile:
line: "search {{ [ 'default.svc.' + dns_domain, 'svc.' + dns_domain, dns_domain ] | join(' ') }}"
dest: "{{resolvconffile}}"
state: present
insertbefore: BOF
backup: yes
follow: yes
- name: Add local dnsmasq to resolv.conf
lineinfile:
line: "nameserver 127.0.0.1"
dest: "{{resolvconffile}}"
state: present
insertafter: "^search.*$"
backup: yes
follow: yes
- name: Add options to resolv.conf
lineinfile:
line: options {{ item }}
dest: "{{resolvconffile}}"
state: present
regexp: "^options.*{{ item }}$"
insertafter: EOF
backup: yes
follow: yes
with_items:
- timeout:2
- attempts:2
- name: disable resolv.conf modification by dhclient
copy: src=dhclient_nodnsupdate dest=/etc/dhcp/dhclient-enter-hooks.d/nodnsupdate mode=0755 backup=yes
when: ansible_os_family == "Debian"
- name: disable resolv.conf modification by dhclient
copy: src=dhclient_nodnsupdate dest=/etc/dhcp/dhclient.d/nodnsupdate mode=u+x backup=yes
when: ansible_os_family == "RedHat"
- name: update resolvconf
command: resolvconf -u
changed_when: False
when: resolvconf.stat.exists == True
- meta: flush_handlers
@@ -1,20 +0,0 @@
#Listen on localhost
bind-interfaces
listen-address=127.0.0.1
addn-hosts=/etc/hosts
bogus-priv
#Set upstream dns servers
{% if upstream_dns_servers is defined %}
{% for srv in upstream_dns_servers %}
server={{ srv }}
{% endfor %}
{% else %}
server=8.8.8.8
server=8.8.4.4
{% endif %}
# Forward k8s domain to kube-dns
server=/{{ dns_domain }}/{{ dns_server }}
-49
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@@ -1,49 +0,0 @@
---
apiVersion: v1
kind: Pod
metadata:
name: dnsmasq
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: dnsmasq
image: andyshinn/dnsmasq:2.72
command:
- dnsmasq
args:
- -k
- "-7"
- /etc/dnsmasq.d
- --local-service
securityContext:
capabilities:
add:
- NET_ADMIN
imagePullPolicy: Always
resources:
limits:
cpu: 100m
memory: 256M
ports:
- name: dns
containerPort: 53
hostPort: 53
protocol: UDP
- name: dns-tcp
containerPort: 53
hostPort: 53
protocol: TCP
volumeMounts:
- name: etcdnsmasqd
mountPath: /etc/dnsmasq.d
- name: etcdnsmasqdavailable
mountPath: /etc/dnsmasq.d-available
volumes:
- name: etcdnsmasqd
hostPath:
path: /etc/dnsmasq.d
- name: etcdnsmasqdavailable
hostPath:
path: /etc/dnsmasq.d-available
-2
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@@ -1,2 +0,0 @@
.*.swp
.vagrant
-58
View File
@@ -1,58 +0,0 @@
---
- name: gather os specific variables
include_vars: "{{ item }}"
with_first_found:
- files:
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_version|lower|replace('/', '_') }}.yml"
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_release }}.yml"
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_major_version|lower|replace('/', '_') }}.yml"
- "{{ ansible_distribution|lower }}.yml"
- "{{ ansible_os_family|lower }}.yml"
- defaults.yml
paths:
- ../vars
- name: check for minimum kernel version
fail:
msg: >
docker requires a minimum kernel version of
{{ docker_kernel_min_version }} on
{{ ansible_distribution }}-{{ ansible_distribution_version }}
when: ansible_kernel|version_compare(docker_kernel_min_version, "<")
- name: ensure docker repository public key is installed
action: "{{ docker_repo_key_info.pkg_key }}"
args:
id: "{{item}}"
keyserver: "{{docker_repo_key_info.keyserver}}"
state: present
with_items: docker_repo_key_info.repo_keys
- name: ensure docker repository is enabled
action: "{{ docker_repo_info.pkg_repo }}"
args:
repo: "{{item}}"
update_cache: yes
state: present
with_items: docker_repo_info.repos
when: docker_repo_info.repos|length > 0
- name: ensure docker packages are installed
action: "{{ docker_package_info.pkg_mgr }}"
args:
pkg: "{{item}}"
update_cache: yes
state: latest
with_items: docker_package_info.pkgs
when: docker_package_info.pkgs|length > 0
- meta: flush_handlers
- name: ensure docker service is started and enabled
service:
name: "{{ item }}"
enabled: yes
state: started
with_items:
- docker
-14
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@@ -1,14 +0,0 @@
docker_kernel_min_version: '2.6.32-431'
docker_package_info:
pkg_mgr: yum
pkgs:
- docker-io
docker_repo_key_info:
pkg_key: ''
repo_keys: []
docker_repo_info:
pkg_repo: ''
repos: []
-20
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@@ -1,20 +0,0 @@
docker_kernel_min_version: '3.2'
docker_package_info:
pkg_mgr: apt
pkgs:
- docker-engine
docker_repo_key_info:
pkg_key: apt_key
keyserver: hkp://p80.pool.sks-keyservers.net:80
repo_keys:
- 58118E89F3A912897C070ADBF76221572C52609D
docker_repo_info:
pkg_repo: apt_repository
repos:
- >
deb https://apt.dockerproject.org/repo
{{ ansible_distribution|lower }}-{{ ansible_distribution_release|lower }}
main
-14
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@@ -1,14 +0,0 @@
docker_kernel_min_version: '0'
docker_package_info:
pkg_mgr: yum
pkgs:
- docker-io
docker_repo_key_info:
pkg_key: ''
repo_keys: []
docker_repo_info:
pkg_repo: ''
repos: []
-14
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@@ -1,14 +0,0 @@
docker_kernel_min_version: '0'
docker_package_info:
pkg_mgr: dnf
pkgs:
- docker-io
docker_repo_key_info:
pkg_key: ''
repo_keys: []
docker_repo_info:
pkg_repo: ''
repos: []
-14
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@@ -1,14 +0,0 @@
docker_kernel_min_version: '0'
docker_package_info:
pkg_mgr: yum
pkgs:
- docker
docker_repo_key_info:
pkg_key: ''
repo_keys: []
docker_repo_info:
pkg_repo: ''
repos: []
-66
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@@ -1,66 +0,0 @@
---
local_release_dir: /tmp
# Versions
kube_version: v1.1.4
etcd_version: v2.2.4
calico_version: v0.14.0
calico_plugin_version: v0.7.0
# Download URL's
kube_download_url: "https://storage.googleapis.com/kubernetes-release/release/{{ kube_version }}/bin/linux/amd64"
etcd_download_url: "https://github.com/coreos/etcd/releases/download/{{ etcd_version }}/etcd-{{ etcd_version }}-linux-amd64.tar.gz"
calico_download_url: "https://github.com/Metaswitch/calico-docker/releases/download/{{calico_version}}/calicoctl"
calico_plugin_download_url: "https://github.com/projectcalico/calico-kubernetes/releases/download/{{calico_plugin_version}}/calico_kubernetes"
# Checksums
calico_checksum: "f251d7a8583233906aa6d059447c1e4fb32bf1369a51fdf96a68d50466d6a69c"
calico_plugin_checksum: "032f582f5eeec6fb26191d2fbcbf8bca4da3b14abb579db7baa7b3504d4dffec"
etcd_checksum: "6c4e5cdeaaac1a70b8f06b5dd6b82c37ff19993c9bca81248975610e555c4b9b"
kubectl_checksum: "873ba19926d17a3287dc8639ea1434fe3cd0cb4e61d82101ba754922cfc7a633"
kubelet_checksum: "f2d1eae3fa6e304f6cbc9b2621e4b86fc3bcb4e74a15d35f58bf00e45c706e0a"
kube_apiserver_checksum: "bb3814c4df65f1587a3650140437392ce3fb4b64f51d459457456691c99f1202"
downloads:
- name: calico
dest: calico/bin/calicoctl
sha256: "{{ calico_checksum }}"
url: "{{ calico_download_url }}"
owner: "root"
mode: "0755"
- name: calico-plugin
dest: calico/bin/calico
sha256: "{{ calico_plugin_checksum }}"
url: "{{ calico_plugin_download_url }}"
owner: "root"
mode: "0755"
- name: etcd
dest: "etcd/etcd-{{ etcd_version }}-linux-amd64.tar.gz"
sha256: "{{ etcd_checksum }}"
url: "{{ etcd_download_url }}"
unarchive: true
owner: "etcd"
mode: "0755"
- name: kubernetes-kubelet
dest: kubernetes/bin/kubelet
sha256: "{{kubelet_checksum}}"
url: "{{ kube_download_url }}/kubelet"
owner: "kube"
mode: "0755"
- name: kubernetes-kubectl
dest: kubernetes/bin/kubectl
sha256: "{{kubectl_checksum}}"
url: "{{ kube_download_url }}/kubectl"
owner: "kube"
mode: "0755"
- name: kubernetes-apiserver
dest: kubernetes/bin/kube-apiserver
sha256: "{{kube_apiserver_checksum}}"
url: "{{ kube_download_url }}/kube-apiserver"
owner: "kube"
mode: "0755"
-32
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@@ -1,32 +0,0 @@
---
- name: Create dest directories
file: path={{local_release_dir}}/{{item.dest|dirname}} state=directory recurse=yes
with_items: downloads
- name: Download items
get_url:
url: "{{item.url}}"
dest: "{{local_release_dir}}/{{item.dest}}"
sha256sum: "{{item.sha256 | default(omit)}}"
owner: "{{ item.owner|default(omit) }}"
mode: "{{ item.mode|default(omit) }}"
with_items: downloads
- name: Extract archives
unarchive:
src: "{{ local_release_dir }}/{{item.dest}}"
dest: "{{ local_release_dir }}/{{item.dest|dirname}}"
owner: "{{ item.owner|default(omit) }}"
mode: "{{ item.mode|default(omit) }}"
copy: no
when: "{{item.unarchive is defined and item.unarchive == True}}"
with_items: downloads
- name: Fix permissions
file:
state: file
path: "{{local_release_dir}}/{{item.dest}}"
owner: "{{ item.owner|default(omit) }}"
mode: "{{ item.mode|default(omit) }}"
when: "{{item.unarchive is not defined or item.unarchive == False}}"
with_items: downloads
-3
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@@ -1,3 +0,0 @@
---
etcd_version: v2.2.4
etcd_bin_dir: "{{ local_release_dir }}/etcd/etcd-{{ etcd_version }}-linux-amd64/"
-15
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@@ -1,15 +0,0 @@
---
- name: restart etcd
command: /bin/true
notify:
- reload systemd
- reload etcd
- name: reload systemd
command: systemctl daemon-reload
when: init_system == "systemd"
- name: reload etcd
service:
name: etcd
state: restarted
-23
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@@ -1,23 +0,0 @@
---
- name: Configure | Copy etcd.service systemd file
template:
src: etcd.service.j2
dest: /lib/systemd/system/etcd.service
backup: yes
when: init_system == "systemd"
notify: restart etcd
- name: Configure | Write etcd initd script
template:
src: deb-etcd.initd.j2
dest: /etc/init.d/etcd
owner: root
mode: 0755
when: init_system == "sysvinit" and ansible_os_family == "Debian"
notify: restart etcd
- name: Configure | Create etcd config file
template:
src: etcd.j2
dest: /etc/etcd.env
notify: restart etcd
-9
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@@ -1,9 +0,0 @@
---
- name: Install | Copy etcd binary
command: rsync -piu "{{ etcd_bin_dir }}/etcd" "{{ bin_dir }}/etcd"
register: etcd_copy
changed_when: false
- name: Install | Copy etcdctl binary
command: rsync -piu "{{ etcd_bin_dir }}/etcdctl" "{{ bin_dir }}/etcdctl"
changed_when: false
-18
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@@ -1,18 +0,0 @@
---
- include: install.yml
- include: configure.yml
- name: Restart etcd if binary changed
command: /bin/true
notify: restart etcd
when: etcd_copy.stdout_lines
# reload systemd before starting service
- meta: flush_handlers
- name: Ensure etcd is running
service:
name: etcd
state: started
enabled: yes
-113
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@@ -1,113 +0,0 @@
#!/bin/sh
set -a
### BEGIN INIT INFO
# Provides: etcd
# Required-Start: $local_fs $network $syslog
# Required-Stop:
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: etcd distributed k/v store
# Description:
# etcd is a distributed, consistent key-value store for shared configuration and service discovery
### END INIT INFO
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="etcd k/v store"
NAME=etcd
DAEMON={{ bin_dir }}/etcd
{% if inventory_hostname in groups['etcd'] %}
DAEMON_ARGS=""
{% else %}
DAEMON_ARGS="-proxy on"
{% endif %}
SCRIPTNAME=/etc/init.d/$NAME
DAEMON_USER=etcd
STOP_SCHEDULE="${STOP_SCHEDULE:-QUIT/5/TERM/5/KILL/5}"
PID=/var/run/etcd.pid
# Exit if the binary is not present
[ -x "$DAEMON" ] || exit 0
# Read configuration variable file if it is present
[ -f /etc/etcd.env ] && . /etc/etcd.env
# Define LSB log_* functions.
# Depend on lsb-base (>= 3.2-14) to ensure that this file is present
# and status_of_proc is working.
. /lib/lsb/init-functions
do_status()
{
status_of_proc -p $PID "$DAEMON" "$NAME" && exit 0 || exit $?
}
# Function that starts the daemon/service
#
do_start()
{
start-stop-daemon --background --start --quiet --make-pidfile --pidfile $PID --user $DAEMON_USER --exec $DAEMON \
$DAEMON_OPTS \
|| return 2
}
#
# Function that stops the daemon/service
#
do_stop()
{
start-stop-daemon --stop --quiet --retry=$STOP_SCHEDULE --pidfile $PID --name $NAME
RETVAL="$?"
sleep 1
return "$RETVAL"
}
case "$1" in
start)
log_daemon_msg "Starting $DESC" "$NAME"
do_start
case "$?" in
0|1) log_end_msg 0 || exit 0 ;;
2) log_end_msg 1 || exit 1 ;;
esac
;;
stop)
log_daemon_msg "Stopping $DESC" "$NAME"
if do_stop; then
log_end_msg 0
else
log_failure_msg "Can't stop etcd"
log_end_msg 1
fi
;;
status)
if do_status; then
log_end_msg 0
else
log_failure_msg "etcd is not running"
log_end_msg 1
fi
;;
restart|force-reload)
log_daemon_msg "Restarting $DESC" "$NAME"
if do_stop; then
if do_start; then
log_end_msg 0
exit 0
else
rc="$?"
fi
else
rc="$?"
fi
log_failure_msg "Can't restart etcd"
log_end_msg ${rc}
;;
*)
echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
exit 3
;;
esac
-17
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@@ -1,17 +0,0 @@
ETCD_DATA_DIR="/var/lib/etcd"
{% if inventory_hostname in groups['etcd'] %}
{% set etcd = {} %}
{% for host in groups['etcd'] %}
{% if inventory_hostname == host %}
{% set _dummy = etcd.update({'name':"etcd"+loop.index|string}) %}
{% endif %}
{% endfor %}
ETCD_ADVERTISE_CLIENT_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2379"
ETCD_INITIAL_ADVERTISE_PEER_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2380"
ETCD_INITIAL_CLUSTER_STATE="new"
ETCD_INITIAL_CLUSTER_TOKEN="k8s_etcd"
ETCD_LISTEN_PEER_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2380"
ETCD_NAME="{{ etcd.name }}"
{% endif %}
ETCD_INITIAL_CLUSTER="{% for host in groups['etcd'] %}etcd{{ loop.index|string }}=http://{{ hostvars[host]['ip'] | default(hostvars[host]['ansible_default_ipv4']['address']) }}:2380{% if not loop.last %},{% endif %}{% endfor %}"
ETCD_LISTEN_CLIENT_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2379,http://127.0.0.1:2379"
-18
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@@ -1,18 +0,0 @@
[Unit]
Description=etcd
[Service]
User=etcd
EnvironmentFile=/etc/etcd.env
{% if inventory_hostname in groups['etcd'] %}
ExecStart={{ bin_dir }}/etcd
{% else %}
ExecStart={{ bin_dir }}/etcd -proxy on
{% endif %}
Restart=always
RestartSec=10s
LimitNOFILE=40000
[Install]
WantedBy=multi-user.target
File diff suppressed because it is too large Load Diff
@@ -1,4 +0,0 @@
apiVersion: v1
kind: Namespace
metadata:
name: kube-system
@@ -1,4 +0,0 @@
---
- name: restart kube-apiserver
set_fact:
restart_apimaster: True
-4
View File
@@ -1,4 +0,0 @@
---
dependencies:
- { role: etcd }
- { role: kubernetes/node }
@@ -1,24 +0,0 @@
---
- name: tokens | generate tokens for master components
command: "{{ kube_script_dir }}/kube-gen-token.sh {{ item[0] }}-{{ item[1] }}"
environment:
TOKEN_DIR: "{{ kube_token_dir }}"
with_nested:
- [ "system:kubectl" ]
- "{{ groups['kube-master'] }}"
register: gentoken_master
changed_when: "'Added' in gentoken_master.stdout"
when: inventory_hostname == groups['kube-master'][0]
notify: restart kube-apiserver
- name: tokens | generate tokens for node components
command: "{{ kube_script_dir }}/kube-gen-token.sh {{ item[0] }}-{{ item[1] }}"
environment:
TOKEN_DIR: "{{ kube_token_dir }}"
with_nested:
- [ 'system:kubelet' ]
- "{{ groups['kube-node'] }}"
register: gentoken_node
changed_when: "'Added' in gentoken_node.stdout"
when: inventory_hostname == groups['kube-master'][0]
notify: restart kube-apiserver
-126
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@@ -1,126 +0,0 @@
---
- include: gen_kube_tokens.yml
tags: tokens
- name: Copy kubectl bash completion
copy:
src: kubectl_bash_completion.sh
dest: /etc/bash_completion.d/kubectl.sh
- name: Copy kube-apiserver binary
command: rsync -piu "{{ local_release_dir }}/kubernetes/bin/kube-apiserver" "{{ bin_dir }}/kube-apiserver"
register: kube_apiserver_copy
changed_when: false
- name: Copy kubectl binary
command: rsync -piu "{{ local_release_dir }}/kubernetes/bin/kubectl" "{{ bin_dir }}/kubectl"
changed_when: false
- name: populate users for basic auth in API
lineinfile:
dest: "{{ kube_users_dir }}/known_users.csv"
create: yes
line: '{{ item.value.pass }},{{ item.key }},{{ item.value.role }}'
backup: yes
with_dict: "{{ kube_users }}"
notify: restart kube-apiserver
# Sync masters
- name: synchronize auth directories for masters
synchronize:
src: "{{ item }}"
dest: "{{ kube_config_dir }}"
recursive: yes
delete: yes
rsync_opts: [ '--one-file-system']
set_remote_user: false
with_items:
- "{{ kube_token_dir }}"
- "{{ kube_cert_dir }}"
- "{{ kube_users_dir }}"
delegate_to: "{{ groups['kube-master'][0] }}"
when: inventory_hostname != "{{ groups['kube-master'][0] }}"
- name: install | Write kube-apiserver systemd init file
template:
src: "kube-apiserver.service.j2"
dest: "/etc/systemd/system/kube-apiserver.service"
backup: yes
when: init_system == "systemd"
notify: restart kube-apiserver
- name: install | Write kube-apiserver initd script
template:
src: "deb-kube-apiserver.initd.j2"
dest: "/etc/init.d/kube-apiserver"
owner: root
mode: 0755
backup: yes
when: init_system == "sysvinit" and ansible_os_family == "Debian"
- name: Write kube-apiserver config file
template:
src: "kube-apiserver.j2"
dest: "{{ kube_config_dir }}/kube-apiserver.env"
backup: yes
notify: restart kube-apiserver
- name: Allow apiserver to bind on both secure and insecure ports
shell: setcap cap_net_bind_service+ep {{ bin_dir }}/kube-apiserver
changed_when: false
- name: Restart apiserver
command: "/bin/true"
notify: restart kube-apiserver
when: is_gentoken_calico|default(false)
- meta: flush_handlers
- include: start.yml
with_items: groups['kube-master']
when: "{{ hostvars[item].inventory_hostname == inventory_hostname }}"
# Create kube-system namespace
- name: copy 'kube-system' namespace manifest
copy: src=namespace.yml dest=/etc/kubernetes/kube-system-ns.yml
run_once: yes
when: inventory_hostname == groups['kube-master'][0]
- name: Check if kube-system exists
command: kubectl get ns kube-system
register: 'kubesystem'
changed_when: False
ignore_errors: yes
run_once: yes
- name: wait for the apiserver to be running
wait_for:
port: "{{kube_apiserver_insecure_port}}"
timeout: 60
- name: Create 'kube-system' namespace
command: kubectl create -f /etc/kubernetes/kube-system-ns.yml
changed_when: False
when: kubesystem|failed and inventory_hostname == groups['kube-master'][0]
# Write manifests
- name: Write kube-controller-manager manifest
template:
src: manifests/kube-controller-manager.manifest.j2
dest: "{{ kube_config_dir }}/kube-controller-manager.manifest"
- name: Write kube-scheduler manifest
template:
src: manifests/kube-scheduler.manifest.j2
dest: "{{ kube_config_dir }}/kube-scheduler.manifest"
- name: Write podmaster manifest
template:
src: manifests/kube-podmaster.manifest.j2
dest: "{{ kube_manifest_dir }}/kube-podmaster.manifest"
- name: restart kubelet
service:
name: kubelet
state: restarted
changed_when: false
-21
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@@ -1,21 +0,0 @@
---
- name: Pause
pause: seconds=10
- name: reload systemd
command: systemctl daemon-reload
when: init_system == "systemd" and restart_apimaster is defined and restart_apimaster == True
- name: reload kube-apiserver
service:
name: kube-apiserver
state: restarted
enabled: yes
when: restart_apimaster is defined and restart_apimaster == True
- name: Enable apiserver
service:
name: kube-apiserver
enabled: yes
state: started
when: restart_apimaster is not defined or restart_apimaster == False
@@ -1,118 +0,0 @@
#!/bin/bash
#
### BEGIN INIT INFO
# Provides: kube-apiserver
# Required-Start: $local_fs $network $syslog
# Required-Stop:
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: The Kubernetes apiserver
# Description:
# The Kubernetes apiserver.
### END INIT INFO
# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="The Kubernetes apiserver"
NAME=kube-apiserver
DAEMON={{ bin_dir }}/kube-apiserver
DAEMON_LOG_FILE=/var/log/$NAME.log
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME
DAEMON_USER=root
# Exit if the package is not installed
[ -x "$DAEMON" ] || exit 0
# Read configuration variable file if it is present
[ -r /etc/kubernetes/$NAME.env ] && . /etc/kubernetes/$NAME.env
# Define LSB log_* functions.
# Depend on lsb-base (>= 3.2-14) to ensure that this file is present
# and status_of_proc is working.
. /lib/lsb/init-functions
#
# Function that starts the daemon/service
#
do_start()
{
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
start-stop-daemon --start --quiet --background --no-close \
--make-pidfile --pidfile $PIDFILE \
--exec $DAEMON -c $DAEMON_USER --test > /dev/null \
|| return 1
start-stop-daemon --start --quiet --background --no-close \
--make-pidfile --pidfile $PIDFILE \
--exec $DAEMON -c $DAEMON_USER -- \
$DAEMON_ARGS >> $DAEMON_LOG_FILE 2>&1 \
|| return 2
}
#
# Function that stops the daemon/service
#
do_stop()
{
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME
RETVAL="$?"
[ "$RETVAL" = 2 ] && return 2
# Many daemons don't delete their pidfiles when they exit.
rm -f $PIDFILE
return "$RETVAL"
}
case "$1" in
start)
log_daemon_msg "Starting $DESC" "$NAME"
do_start
case "$?" in
0|1) log_end_msg 0 || exit 0 ;;
2) log_end_msg 1 || exit 1 ;;
esac
;;
stop)
log_daemon_msg "Stopping $DESC" "$NAME"
do_stop
case "$?" in
0|1) log_end_msg 0 ;;
2) exit 1 ;;
esac
;;
status)
status_of_proc -p $PIDFILE "$DAEMON" "$NAME" && exit 0 || exit $?
;;
restart|force-reload)
log_daemon_msg "Restarting $DESC" "$NAME"
do_stop
case "$?" in
0|1)
do_start
case "$?" in
0) log_end_msg 0 ;;
1) log_end_msg 1 ;; # Old process is still running
*) log_end_msg 1 ;; # Failed to start
esac
;;
*)
# Failed to stop
log_end_msg 1
;;
esac
;;
*)
echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
exit 3
;;
esac
@@ -1,44 +0,0 @@
###
# kubernetes system config
#
# The following values are used to configure the kube-apiserver
{% if init_system == "sysvinit" %}
# Logging directory
KUBE_LOGGING="--log-dir={{ kube_log_dir }} --logtostderr=true"
{% else %}
# logging to stderr means we get it in the systemd journal
KUBE_LOGGING="--logtostderr=true"
{% endif %}
# Apiserver Log level, 0 is debug
KUBE_LOG_LEVEL="{{ kube_log_level | default('--v=2') }}"
# Should this cluster be allowed to run privileged docker containers
KUBE_ALLOW_PRIV="--allow_privileged=true"
# The port on the local server to listen on.
KUBE_API_PORT="--insecure-port={{kube_apiserver_insecure_port}} --secure-port={{ kube_apiserver_port }}"
# Address range to use for services
KUBE_SERVICE_ADDRESSES="--service-cluster-ip-range={{ kube_service_addresses }}"
# Location of the etcd cluster
KUBE_ETCD_SERVERS="--etcd_servers={% for host in groups['etcd'] %}http://{{ hostvars[host]['ip'] | default(hostvars[host]['ansible_default_ipv4']['address']) }}:2379{% if not loop.last %},{% endif %}{% endfor %}"
# default admission control policies
KUBE_ADMISSION_CONTROL="--admission_control=NamespaceLifecycle,NamespaceExists,LimitRanger,SecurityContextDeny,ServiceAccount,ResourceQuota"
# RUNTIME API CONFIGURATION (e.g. enable extensions)
KUBE_RUNTIME_CONFIG="{% if kube_api_runtime_config is defined %}{% for conf in kube_api_runtime_config %}--runtime-config={{ conf }} {% endfor %}{% endif %}"
# TLS CONFIGURATION
KUBE_TLS_CONFIG="--tls_cert_file={{ kube_cert_dir }}/apiserver.pem --tls_private_key_file={{ kube_cert_dir }}/apiserver-key.pem --client_ca_file={{ kube_cert_dir }}/ca.pem"
# Add you own!
KUBE_API_ARGS="--token_auth_file={{ kube_token_dir }}/known_tokens.csv --basic-auth-file={{ kube_users_dir }}/known_users.csv --service_account_key_file={{ kube_cert_dir }}/apiserver-key.pem"
{% if init_system == "sysvinit" %}
DAEMON_ARGS="$KUBE_LOGGING $KUBE_LOG_LEVEL $KUBE_ALLOW_PRIV $KUBE_API_PORT $KUBE_SERVICE_ADDRESSES \
$KUBE_ETCD_SERVERS $KUBE_ADMISSION_CONTROL $KUBE_RUNTIME_CONFIG $KUBE_TLS_CONFIG $KUBE_API_ARGS"
{% endif %}
@@ -1,28 +0,0 @@
[Unit]
Description=Kubernetes API Server
Documentation=https://github.com/GoogleCloudPlatform/kubernetes
Requires=etcd.service
After=etcd.service
[Service]
EnvironmentFile=/etc/kubernetes/kube-apiserver.env
User=kube
ExecStart={{ bin_dir }}/kube-apiserver \
$KUBE_LOGTOSTDERR \
$KUBE_LOG_LEVEL \
$KUBE_ETCD_SERVERS \
$KUBE_API_ADDRESS \
$KUBE_API_PORT \
$KUBELET_PORT \
$KUBE_ALLOW_PRIV \
$KUBE_SERVICE_ADDRESSES \
$KUBE_ADMISSION_CONTROL \
$KUBE_RUNTIME_CONFIG \
$KUBE_TLS_CONFIG \
$KUBE_API_ARGS
Restart=on-failure
Type=notify
LimitNOFILE=65536
[Install]
WantedBy=multi-user.target
@@ -1,18 +0,0 @@
apiVersion: v1
kind: Config
current-context: kubectl-to-{{ cluster_name }}
preferences: {}
clusters:
- cluster:
certificate-authority-data: {{ kube_node_cert|b64encode }}
server: https://{{ groups['kube-master'][0] }}:{{ kube_apiserver_port }}
name: {{ cluster_name }}
contexts:
- context:
cluster: {{ cluster_name }}
user: kubectl
name: kubectl-to-{{ cluster_name }}
users:
- name: kubectl
user:
token: {{ kubectl_token }}
@@ -1,52 +0,0 @@
apiVersion: v1
kind: Pod
metadata:
name: kube-apiserver
spec:
hostNetwork: true
containers:
- name: kube-apiserver
image: {{ hyperkube_image_repo }}:{{ hyperkube_image_tag }}
command:
- /hyperkube
- apiserver
- --etcd-servers={% for srv in groups['etcd'] %}http://{{ srv }}:2379{% if not loop.last %},{% endif %}{% endfor %}
- --admission-control=NamespaceLifecycle,NamespaceExists,LimitRanger,SecurityContextDeny,ServiceAccount,ResourceQuota
- --service-cluster-ip-range={{ kube_service_addresses }}
- --client-ca-file={{ kube_cert_dir }}/ca.pem
- --basic-auth-file={{ kube_users_dir }}/known_users.csv
- --tls-cert-file={{ kube_cert_dir }}/apiserver.pem
- --tls-private-key-file={{ kube_cert_dir }}/apiserver-key.pem
- --service-account-key-file={{ kube_cert_dir }}/apiserver-key.pem
- --secure-port={{ kube_apiserver_port }}
- --insecure-port={{ kube_apiserver_insecure_port }}
{% if kube_api_runtime_config is defined %}
{% for conf in kube_api_runtime_config %}
- --runtime-config={{ conf }}
{% endfor %}
{% endif %}
- --token-auth-file={{ kube_token_dir }}/known_tokens.csv
- --v={{ kube_log_level | default('2') }}
- --allow-privileged=true
ports:
- containerPort: {{ kube_apiserver_port }}
hostPort: {{ kube_apiserver_port }}
name: https
- containerPort: {{ kube_apiserver_insecure_port }}
hostPort: {{ kube_apiserver_insecure_port }}
name: local
volumeMounts:
- mountPath: {{ kube_config_dir }}
name: kubernetes-config
readOnly: true
- mountPath: /etc/ssl/certs
name: ssl-certs-host
readOnly: true
volumes:
- hostPath:
path: {{ kube_config_dir }}
name: kubernetes-config
- hostPath:
path: /usr/share/ca-certificates
name: ssl-certs-host
@@ -1,38 +0,0 @@
apiVersion: v1
kind: Pod
metadata:
name: kube-controller-manager
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: kube-controller-manager
image: {{ hyperkube_image_repo }}:{{ hyperkube_image_tag }}
command:
- /hyperkube
- controller-manager
- --master=http://127.0.0.1:{{kube_apiserver_insecure_port}}
- --service-account-private-key-file={{ kube_cert_dir }}/apiserver-key.pem
- --root-ca-file={{ kube_cert_dir }}/ca.pem
- --v={{ kube_log_level | default('2') }}
livenessProbe:
httpGet:
host: 127.0.0.1
path: /healthz
port: 10252
initialDelaySeconds: 15
timeoutSeconds: 1
volumeMounts:
- mountPath: {{ kube_cert_dir }}
name: ssl-certs-kubernetes
readOnly: true
- mountPath: /etc/ssl/certs
name: ssl-certs-host
readOnly: true
volumes:
- hostPath:
path: {{ kube_cert_dir }}
name: ssl-certs-kubernetes
- hostPath:
path: /usr/share/ca-certificates
name: ssl-certs-host
@@ -1,46 +0,0 @@
apiVersion: v1
kind: Pod
metadata:
name: kube-podmaster
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: scheduler-elector
image: gcr.io/google_containers/podmaster:1.1
command:
- /podmaster
- --etcd-servers={% for srv in groups['etcd'] %}http://{{ srv }}:2379{% if not loop.last %},{% endif %}{% endfor %}
- --key=scheduler
- --source-file={{ kube_config_dir}}/kube-scheduler.manifest
- --dest-file={{ kube_manifest_dir }}/kube-scheduler.manifest
volumeMounts:
- mountPath: {{ kube_config_dir }}
name: manifest-src
readOnly: true
- mountPath: {{ kube_manifest_dir }}
name: manifest-dst
- name: controller-manager-elector
image: gcr.io/google_containers/podmaster:1.1
command:
- /podmaster
- --etcd-servers={% for srv in groups['etcd'] %}http://{{ srv }}:2379{% if not loop.last %},{% endif %}{% endfor %}
- --key=controller
- --source-file={{ kube_config_dir }}/kube-controller-manager.manifest
- --dest-file={{ kube_manifest_dir }}/kube-controller-manager.manifest
terminationMessagePath: /dev/termination-log
volumeMounts:
- mountPath: {{ kube_config_dir }}
name: manifest-src
readOnly: true
- mountPath: {{ kube_manifest_dir }}
name: manifest-dst
volumes:
- hostPath:
path: {{ kube_config_dir }}
name: manifest-src
- hostPath:
path: {{ kube_manifest_dir }}
name: manifest-dst
@@ -1,22 +0,0 @@
apiVersion: v1
kind: Pod
metadata:
name: kube-scheduler
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: kube-scheduler
image: {{ hyperkube_image_repo }}:{{ hyperkube_image_tag }}
command:
- /hyperkube
- scheduler
- --master=http://127.0.0.1:{{kube_apiserver_insecure_port}}
- --v={{ kube_log_level | default('2') }}
livenessProbe:
httpGet:
host: 127.0.0.1
path: /healthz
port: 10251
initialDelaySeconds: 15
timeoutSeconds: 1
-6
View File
@@ -1,6 +0,0 @@
---
namespace_kubesystem:
apiVersion: v1
kind: Namespace
metadata:
name: kube-system
-48
View File
@@ -1,48 +0,0 @@
# This directory is where all the additional scripts go
# that Kubernetes normally puts in /srv/kubernetes.
# This puts them in a sane location
kube_script_dir: "{{ bin_dir }}/kubernetes-scripts"
# This directory is where all the additional config stuff goes
# the kubernetes normally puts in /srv/kubernets.
# This puts them in a sane location.
# Editting this value will almost surely break something. Don't
# change it. Things like the systemd scripts are hard coded to
# look in here. Don't do it.
kube_config_dir: /etc/kubernetes
# This is where all the cert scripts and certs will be located
kube_cert_dir: "{{ kube_config_dir }}/ssl"
# This is where all of the bearer tokens will be stored
kube_token_dir: "{{ kube_config_dir }}/tokens"
# This is where to save basic auth file
kube_users_dir: "{{ kube_config_dir }}/users"
# This is where you can drop yaml/json files and the kubelet will run those
# pods on startup
kube_manifest_dir: "{{ kube_config_dir }}/manifests"
# Logging directory (sysvinit systems)
kube_log_dir: "/var/log/kubernetes"
dns_domain: "{{ cluster_name }}"
kube_proxy_mode: userspace
# Temporary image, waiting for official google release
# hyperkube_image_repo: gcr.io/google_containers/hyperkube
hyperkube_image_repo: quay.io/ant31/kubernetes-hyperkube
hyperkube_image_tag: v1.1.4
# IP address of the DNS server.
# Kubernetes will create a pod with several containers, serving as the DNS
# server and expose it under this IP address. The IP address must be from
# the range specified as kube_service_addresses. This magic will actually
# pick the 10th ip address in the kube_service_addresses range and use that.
dns_server: "{{ kube_service_addresses|ipaddr('net')|ipaddr(253)|ipaddr('address') }}"
kube_api_runtime_config:
- extensions/v1beta1/daemonsets=true
- extensions/v1beta1/deployments=true
@@ -1,34 +0,0 @@
#!/bin/bash
# Copyright 2015 The Kubernetes Authors All rights reserved.
#
# 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.
token_dir=${TOKEN_DIR:-/var/srv/kubernetes}
token_file="${token_dir}/known_tokens.csv"
create_accounts=($@)
if [ ! -e "${token_file}" ]; then
touch "${token_file}"
fi
for account in "${create_accounts[@]}"; do
if grep ",${account}," "${token_file}" ; then
continue
fi
token=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
echo "${token},${account},${account}" >> "${token_file}"
echo "${token}" > "${token_dir}/${account}.token"
echo "Added ${account}"
done
-107
View File
@@ -1,107 +0,0 @@
#!/bin/bash
# Author: skahlouc@skahlouc-laptop
#
# 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.
set -o errexit
set -o pipefail
usage()
{
cat << EOF
Create self signed certificates
Usage : $(basename $0) -f <config> [-c <cloud_provider>] [-d <ssldir>] [-g <ssl_group>]
-h | --help : Show this message
-f | --config : Openssl configuration file
-c | --cloud : Cloud provider (GCE, AWS or AZURE)
-d | --ssldir : Directory where the certificates will be installed
-g | --sslgrp : Group of the certificates
ex :
$(basename $0) -f openssl.conf -c GCE -d /srv/ssl -g kube
EOF
}
# Options parsing
while (($#)); do
case "$1" in
-h | --help) usage; exit 0;;
-f | --config) CONFIG=${2}; shift 2;;
-c | --cloud) CLOUD=${2}; shift 2;;
-d | --ssldir) SSLDIR="${2}"; shift 2;;
-g | --group) SSLGRP="${2}"; shift 2;;
*)
usage
echo "ERROR : Unknown option"
exit 3
;;
esac
done
if [ -z ${CONFIG} ]; then
echo "ERROR: the openssl configuration file is missing. option -f"
exit 1
fi
if [ -z ${SSLDIR} ]; then
SSLDIR="/etc/kubernetes/certs"
fi
if [ -z ${SSLGRP} ]; then
SSLGRP="kube-cert"
fi
#echo "config=$CONFIG, cloud=$CLOUD, certdir=$SSLDIR, certgroup=$SSLGRP"
SUPPORTED_CLOUDS="GCE AWS AZURE"
# TODO: Add support for discovery on other providers?
if [ "${CLOUD}" == "GCE" ]; then
CLOUD_IP=$(curl -s -H Metadata-Flavor:Google http://metadata.google.internal./computeMetadata/v1/instance/network-interfaces/0/access-configs/0/external-ip)
fi
if [ "${CLOUD}" == "AWS" ]; then
CLOUD_IP=$(curl -s http://169.254.169.254/latest/meta-data/public-ipv4)
fi
if [ "${CLOUD}" == "AZURE" ]; then
CLOUD_IP=$(uname -n | awk -F. '{ print $2 }').cloudapp.net
fi
tmpdir=$(mktemp -d --tmpdir kubernetes_cacert.XXXXXX)
trap 'rm -rf "${tmpdir}"' EXIT
cd "${tmpdir}"
mkdir -p "${SSLDIR}"
# Root CA
openssl genrsa -out ca-key.pem 2048 > /dev/null 2>&1
openssl req -x509 -new -nodes -key ca-key.pem -days 10000 -out ca.pem -subj "/CN=kube-ca" > /dev/null 2>&1
# Apiserver
openssl genrsa -out apiserver-key.pem 2048 > /dev/null 2>&1
openssl req -new -key apiserver-key.pem -out apiserver.csr -subj "/CN=kube-apiserver" -config ${CONFIG} > /dev/null 2>&1
openssl x509 -req -in apiserver.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out apiserver.pem -days 365 -extensions v3_req -extfile ${CONFIG} > /dev/null 2>&1
# Nodes and Admin
for i in node admin; do
openssl genrsa -out ${i}-key.pem 2048 > /dev/null 2>&1
openssl req -new -key ${i}-key.pem -out ${i}.csr -subj "/CN=kube-${i}" > /dev/null 2>&1
openssl x509 -req -in ${i}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out ${i}.pem -days 365 > /dev/null 2>&1
done
# Install certs
mv *.pem ${SSLDIR}/
chgrp ${SSLGRP} ${SSLDIR}/*
chmod 600 ${SSLDIR}/*-key.pem
chown root:root ${SSLDIR}/*-key.pem
-19
View File
@@ -1,19 +0,0 @@
---
- name: reload systemd
command: systemctl daemon-reload
when: init_system == "systemd"
- name: restart kubelet
command: /bin/true
notify:
- reload systemd
- reload kubelet
- name: set is_gentoken_calico fact
set_fact:
is_gentoken_calico: true
- name: reload kubelet
service:
name: kubelet
state: restarted
@@ -1,27 +0,0 @@
---
- name: tokens | copy the token gen script
copy:
src=kube-gen-token.sh
dest={{ kube_script_dir }}
mode=u+x
when: inventory_hostname == groups['kube-master'][0]
- name: tokens | generate tokens for calico
command: "{{ kube_script_dir }}/kube-gen-token.sh {{ item[0] }}-{{ item[1] }}"
environment:
TOKEN_DIR: "{{ kube_token_dir }}"
with_nested:
- [ "system:calico" ]
- "{{ groups['k8s-cluster'] }}"
register: gentoken_calico
changed_when: "'Added' in gentoken_calico.stdout"
when: kube_network_plugin == "calico"
delegate_to: "{{ groups['kube-master'][0] }}"
notify: set is_gentoken_calico fact
- name: tokens | get the calico token values
slurp:
src: "{{ kube_token_dir }}/system:calico-{{ inventory_hostname }}.token"
register: calico_token
when: kube_network_plugin == "calico"
delegate_to: "{{ groups['kube-master'][0] }}"
-28
View File
@@ -1,28 +0,0 @@
---
- name: certs | install cert generation script
copy:
src=make-ssl.sh
dest={{ kube_script_dir }}
mode=0500
changed_when: false
- name: certs | write openssl config
template:
src: "openssl.conf.j2"
dest: "{{ kube_config_dir }}/.openssl.conf"
- name: certs | run cert generation script
shell: >
{{ kube_script_dir }}/make-ssl.sh
-f {{ kube_config_dir }}/.openssl.conf
-g {{ kube_cert_group }}
-d {{ kube_cert_dir }}
args:
creates: "{{ kube_cert_dir }}/apiserver.pem"
- name: certs | check certificate permissions
file:
path={{ kube_cert_dir }}
group={{ kube_cert_group }}
owner=kube
recurse=yes

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