Merge pull request #237 from kubespray/upgrade_kubernetes_v1.2.4

upgrade k8s vers, and add a script for future upgrades
This commit is contained in:
Smaine Kahlouch 2016-05-12 16:14:06 +02:00
commit 50d0ab2944
12 changed files with 189 additions and 25 deletions

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@ -58,18 +58,18 @@ env:
CLOUD_IMAGE=rhel-7-sudo
CLOUD_REGION=europe-west1-b
# Ubuntu 14.04
# Ubuntu 16.04
- >-
KUBE_NETWORK_PLUGIN=flannel
CLOUD_IMAGE=ubuntu-1404-trusty
CLOUD_IMAGE=ubuntu-1604-xenial
CLOUD_REGION=us-central1-c
- >-
KUBE_NETWORK_PLUGIN=calico
CLOUD_IMAGE=ubuntu-1404-trusty
CLOUD_IMAGE=ubuntu-1604-xenial
CLOUD_REGION=us-east1-d
- >-
KUBE_NETWORK_PLUGIN=weave
CLOUD_IMAGE=ubuntu-1404-trusty
CLOUD_IMAGE=ubuntu-1604-xenial
CLOUD_REGION=asia-east1-c
# Ubuntu 15.10
@ -87,11 +87,6 @@ env:
CLOUD_REGION=us-east1-d
matrix:
allow_failures:
- env: KUBE_NETWORK_PLUGIN=weave CLOUD_IMAGE=ubuntu-1404-trusty CLOUD_REGION=asia-east1-c
- env: KUBE_NETWORK_PLUGIN=calico CLOUD_IMAGE=ubuntu-1404-trusty CLOUD_REGION=us-east1-d
before_install:
# Install Ansible.
- pip install --user boto -U

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@ -9,9 +9,16 @@
- Support most popular **Linux distributions**
- **Continuous integration tests**
To create a cluster in vagrant simply run `vagrant up`
For an easy way to use it, check out [**kargo-cli**](https://github.com/kubespray/kargo-cli) </br>
To deploy the cluster you can use :
* [**kargo-cli**](https://github.com/kubespray/kargo-cli)
* **vagrant** by simply running `vagrant up`
* **Ansible** usual commands
A complete **documentation** can be found [**here**](https://docs.kubespray.io)
[![Build Status](https://travis-ci.org/kubespray/kargo.svg)](https://travis-ci.org/kubespray/kargo)
if you have any question you can **chat** with us [**here**](https://chat.kubespray.io)
[![Build Status](https://travis-ci.org/kubespray/kargo.svg)](https://travis-ci.org/kubespray/kargo) </br>
CI tests sponsored by Google (GCE), and [TeutoNet](https://teuto.net/) for OpenStack.

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@ -0,0 +1,27 @@
---
docker_version: 1.11
docker_kernel_min_version: '3.2'
# https://apt.dockerproject.org/repo/dists/ubuntu-trusty/main/filelist
docker_versioned_pkg:
latest: docker-engine
1.11: docker-engine=1.11.1-0~{{ ansible_distribution_release|lower }}
docker_package_info:
pkg_mgr: apt
pkgs:
- "{{ docker_versioned_pkg[docker_version] }}"
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

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@ -2,7 +2,7 @@
local_release_dir: /tmp
# Versions
kube_version: v1.2.2
kube_version: "v1.2.4"
etcd_version: v2.2.5
calico_version: v0.19.0
calico_cni_version: v1.2.1
@ -25,9 +25,9 @@ calico_cni_checksum: "b2eeb45fdfce58394e3a0019dd4b74bebe4bb35ed6d7c399213297594f
calico_cni_ipam_checksum: "fd122bee97af3ed86fc18fa4d797da29be3a5857a526aa154b433e50d7b36845"
weave_checksum: "28d2c4e2b1ad8600da69882501eba697679aea10a5e61c769aa3a9ee72b0d89a"
etcd_checksum: "aa6037406257d2a1bc48ffa769afe7a4f8a04cc1ffcd36ef84f9ee8bc4eca756"
kubectl_checksum: "473e6924569fba30d4a50cecdc2cae5f31d97d1f662463e85b74a472105dcff4"
kubelet_checksum: "f16827dc7e7c82f0e215f0fc73eb01e2dfe91a2ec83f9cbcaf8d37c91b64fd3b"
kube_apiserver_checksum: "eb1bfd8b877052cbd1991b8c429a1d06661f4cb019905e20e128174f724e16de"
kubectl_checksum: "dac61fbd506f7a17540feca691cd8a9d9d628d59661eebce788a50511f578897"
kubelet_checksum: "4adaf40592248eef6fd4fa126464915ea41e624a70dc77178089760ed235e341"
kube_apiserver_checksum: "6ac99b36b02968459e026fcfc234207c66064b5e11816b69dd8fc234b2ffec1e"
downloads:
- name: calico

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@ -32,7 +32,7 @@ dns_domain: "{{ cluster_name }}"
kube_proxy_mode: userspace
hyperkube_image_repo: quay.io/smana/kubernetes-hyperkube
hyperkube_image_tag: v1.2.2
hyperkube_image_tag: "v1.2.4"
# IP address of the DNS server.
# Kubernetes will create a pod with several containers, serving as the DNS

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@ -2,7 +2,7 @@
local_release_dir: /tmp
# Versions
kube_version: v1.2.2
kube_version: "v1.2.4"
etcd_version: v2.2.5
calico_version: v0.19.0
calico_cni_version: v1.2.1
@ -22,9 +22,9 @@ calico_cni_checksum: "b2eeb45fdfce58394e3a0019dd4b74bebe4bb35ed6d7c399213297594f
calico_cni_ipam_checksum: "fd122bee97af3ed86fc18fa4d797da29be3a5857a526aa154b433e50d7b36845"
weave_checksum: "28d2c4e2b1ad8600da69882501eba697679aea10a5e61c769aa3a9ee72b0d89a"
etcd_checksum: "aa6037406257d2a1bc48ffa769afe7a4f8a04cc1ffcd36ef84f9ee8bc4eca756"
kubectl_checksum: "473e6924569fba30d4a50cecdc2cae5f31d97d1f662463e85b74a472105dcff4"
kubelet_checksum: "f16827dc7e7c82f0e215f0fc73eb01e2dfe91a2ec83f9cbcaf8d37c91b64fd3b"
kube_apiserver_checksum: "eb1bfd8b877052cbd1991b8c429a1d06661f4cb019905e20e128174f724e16de"
kubectl_checksum: "dac61fbd506f7a17540feca691cd8a9d9d628d59661eebce788a50511f578897"
kubelet_checksum: "4adaf40592248eef6fd4fa126464915ea41e624a70dc77178089760ed235e341"
kube_apiserver_checksum: "6ac99b36b02968459e026fcfc234207c66064b5e11816b69dd8fc234b2ffec1e"
downloads:
- name: calico

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@ -1,4 +1,22 @@
---
- name: Create the checksum file
lineinfile:
create: yes
dest: "{{ role_path }}/{{ kube_version }}_k8s-sha256"
line: '{{item.name}}:{{item.sha256}}'
with_items: '{{downloads}}'
when: item.name in ["kubernetes-kubelet", "kubernetes-kubectl", "kubernetes-apiserver"]
- name: Upload checksum file on GS
gc_storage:
bucket: kargo
object: "{{ kube_version }}_k8s-sha256"
src: "{{ role_path }}/{{ kube_version }}_k8s-sha256"
mode: put
permission: public-read
gs_access_key: "changeme"
gs_secret_key: "changeme"
- name: Create dest directories
file: path={{local_release_dir}}/{{item.dest|dirname}} state=directory recurse=yes
with_items: '{{downloads}}'

117
scripts/change_k8s_version.sh Executable file
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@ -0,0 +1,117 @@
#!/bin/bash
# This file is part of Kargo.
#
# Foobar is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Foobar is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Foobar. If not, see <http://www.gnu.org/licenses/>.
#color variables
txtbld=$(tput bold) # Bold
bldred=${txtbld}$(tput setaf 1) # red
bldgre=${txtbld}$(tput setaf 2) # green
bldylw=${txtbld}$(tput setaf 3) # yellow
txtrst=$(tput sgr0) # Reset
err=${bldred}ERROR${txtrst}
info=${bldgre}INFO${txtrst}
warn=${bldylw}WARNING${txtrst}
usage()
{
cat << EOF
Update ansible playbook with a specific kubernetes version
Usage : $(basename $0) -v <k8s version>
-h | --help : Show this message
-i | --init : Initial upgrade (download binaries)
-v | --version : Kubernetes version
ex : switch to kubernetes v1.2.4
$(basename $0) -v v1.2.4
EOF
}
# Options parsing
while (($#)); do
case "$1" in
-h | --help) usage; exit 0;;
-i | --init) INIT=1; shift;;
-v | --version) VERS=${2}; shift 2;;
*)
usage
echo "ERROR : Unknown option"
exit 3
;;
esac
done
if [ -z ${VERS} ]; then
usage
echo -e "\n${err}: The option version must be defined"
exit 3
else
if ! [[ ${VERS} =~ ^v[0-9]\.[0-9]\.[0-9]$ ]]; then
echo -e "\n${err}: Invalid version format (ex: v1.2.4)"
exit 1
fi
fi
UPLOAD_VARFILE="roles/uploads/defaults/main.yml"
DOWNLOAD_VARFILE="roles/download/defaults/main.yml"
K8S_BIN="kubelet kubectl kube-apiserver"
if [[ ${INIT} -eq 1 ]]; then
DOWNLOAD_URL=https://storage.googleapis.com/kubernetes-release/release/${VERS}/bin/linux/amd64
TMP_DIR=$(mktemp -d --tmpdir kubernetes_tmpbin_XXXXXXX)
sed -i "s/^hyperkube_image_tag.*$/hyperkube_image_tag: \"${VERS}\"/" roles/kubernetes/node/defaults/main.yml
trap 'rm -rf "${tmpdir}"' EXIT
cd "${tmpdir}"
for BIN in ${K8S_BIN}; do
curl -s -o ${BIN} ${DOWNLOAD_URL}/${BIN}
if [ $? -ne 0 ]; then
echo -e "\n${err}: Downloading ${BIN} failed! Try again"
exit 1
else
echo -e "\n${info}: ${BIN} downloaded successfuly"
fi
done
for varfile in ${UPLOAD_VARFILE} ${DOWNLOAD_VARFILE}; do
sed -i "s/^kube_version.*$/kube_version: \"${VERS}\"/" ${varfile}
for BIN in ${K8S_BIN}; do
CHECKSUM=$(sha256sum ${BIN} | cut -d' ' -f1)
BIN=$(echo ${BIN} | tr '-' '_')
sed -i "s/^${BIN}_checksum.*$/${BIN}_checksum: \"${CHECKSUM}\"/" ${varfile}
done
done
rm -rf "${tmpdir}"
else
CHECKSUM_URL=https://storage.googleapis.com/kargo/${VERS}_k8s-sha256
sed -i "s/^hyperkube_image_tag.*$/hyperkube_image_tag: \"${VERS}\"/" roles/kubernetes/node/defaults/main.yml
for varfile in ${UPLOAD_VARFILE} ${DOWNLOAD_VARFILE}; do
sed -i "s/^kube_version.*$/kube_version: \"${VERS}\"/" ${varfile}
for BIN in ${K8S_BIN}; do
if [[ "${BIN}" =~ "apiserver" ]]; then
BIN="apiserver"
fi
line=$(curl -sk ${CHECKSUM_URL} | grep ${BIN})
CHECKSUM=$(echo ${line} | cut -d':' -f2)
if [[ "${BIN}" =~ "apiserver" ]]; then
BIN="kube_apiserver"
fi
sed -i "s/^${BIN}_checksum.*$/${BIN}_checksum: \"${CHECKSUM}\"/" ${varfile}
done
done
fi

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@ -30,4 +30,4 @@
port: 22
timeout: 300
state: started
with_items: ec2.instances
with_items: "{{ec2.instances}}"

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@ -30,4 +30,4 @@
- name: Wait for SSH to come up
wait_for: host={{item.public_ip}} port=22 delay=10 timeout=180 state=started
with_items: gce.instance_data
with_items: "{{gce.instance_data}}"

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@ -8,6 +8,6 @@
- name: Pods are running
shell: "/usr/local/bin/kubectl get pods --no-headers -o json"
register: run_pods_log
until: (run_pods_log.stdout | from_json)['items'] | map(attribute = 'status.phase') | join(',') == "Running,Running"
until: [ '(run_pods_log.stdout | from_json)["items"] | map(attribute = "status.phase") | join(",") == "Running,Running"' ]
retries: 24
delay: 5

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@ -14,7 +14,7 @@
- name: Check pods IP are in correct network
assert:
that: item | ipaddr(kube_pods_subnet)
with_items: pod_ips
with_items: "{{pod_ips}}"
- name: Ping between pods is working