From a5262159170a0b05230d25756738c7d982a58081 Mon Sep 17 00:00:00 2001 From: Li Yi Date: Mon, 13 May 2019 18:52:53 +0800 Subject: [PATCH] Initial commit --- LICENSE.txt | 191 +++++++++++++++++++++++++++++++++++++ README.md | 24 +++++ ack-centos.json | 36 +++++++ config/default.sh | 5 + scripts/cleanUpKerneles.sh | 10 ++ scripts/reboot.sh | 6 ++ scripts/updateKernel.sh | 6 ++ scripts/verify.sh | 6 ++ 8 files changed, 284 insertions(+) create mode 100644 LICENSE.txt create mode 100644 README.md create mode 100644 ack-centos.json create mode 100644 config/default.sh create mode 100644 scripts/cleanUpKerneles.sh create mode 100644 scripts/reboot.sh create mode 100644 scripts/updateKernel.sh create mode 100644 scripts/verify.sh diff --git a/LICENSE.txt b/LICENSE.txt new file mode 100644 index 0000000..9182971 --- /dev/null +++ b/LICENSE.txt @@ -0,0 +1,191 @@ + + Apache License + Version 2.0, January 2004 + https://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + Copyright 2015-2015 Li Yi (denverdino@gmail.com). + + 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 + + https://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. diff --git a/README.md b/README.md new file mode 100644 index 0000000..bea9880 --- /dev/null +++ b/README.md @@ -0,0 +1,24 @@ +# Image Build Specification of Alibaba Cloud Container Service for Kubernetes (ACK) + +This repository contains resources and configuration scripts for building a custom base OS Image for ACK with [HashiCorp Packer](https://www.packer.io/). + +## Setup + +You must have [Packer](https://www.packer.io/) installed on your local system. For more information, see [Installing Packer](https://www.packer.io/docs/install/index.html) in the Packer documentation. You must also have Alibaba Cloud account credentials configured so that Packer can make calls to Alibaba Cloud API operations on your behalf. + +For more information, see [Alibaba Cloud builder](https://www.packer.io/docs/builders/alicloud-ecs.html) in the Packer documentation. + +## Building the OS Image + +Execute following scripts in your shell + +``` +export ALICLOUD_ACCESS_KEY=XXX +export ALICLOUD_SECRET_KEY=XXX +packer build ack-centos.json +``` + +## Security + +For security issues or concerns, please do not open an issue or pull request on GitHub. Please report any suspected or confirmed security issues to Alibaba Cloud Container Security contact + diff --git a/ack-centos.json b/ack-centos.json new file mode 100644 index 0000000..49823e7 --- /dev/null +++ b/ack-centos.json @@ -0,0 +1,36 @@ +{ + "variables": { + "region": "cn-hangzhou", + "image_name": "test_image{{timestamp}}", + "source_image": "centos_7_06_64_20G_alibase_20190218.vhd", + "instance_type": "ecs.t5-c1m1.large", + "access_key": "{{env `ALICLOUD_ACCESS_KEY`}}", + "secret_key": "{{env `ALICLOUD_SECRET_KEY`}}" + }, + "builders": [ + { + "type": "alicloud-ecs", + "access_key": "{{user `access_key`}}", + "secret_key": "{{user `secret_key`}}", + "region": "{{user `region`}}", + "image_name": "{{user `image_name`}}", + "source_image": "{{user `source_image`}}", + "ssh_username": "root", + "instance_type": "{{user `instance_type`}}", + "io_optimized": "true" + } + ], + "provisioners": [ + { + "type": "shell", + "scripts": [ + "scripts/updateKernel.sh", + "scripts/reboot.sh", + "scripts/cleanUpKerneles.sh", + "config/default.sh", + "scripts/verify.sh" + ], + "expect_disconnect": true + } + ] +} \ No newline at end of file diff --git a/config/default.sh b/config/default.sh new file mode 100644 index 0000000..994b79f --- /dev/null +++ b/config/default.sh @@ -0,0 +1,5 @@ +# /bin/bash + +# Set timezone +timedatectl set-timezone Asia/Shanghai + diff --git a/scripts/cleanUpKerneles.sh b/scripts/cleanUpKerneles.sh new file mode 100644 index 0000000..858cd1a --- /dev/null +++ b/scripts/cleanUpKerneles.sh @@ -0,0 +1,10 @@ +#!/bin/bash + +rpm -q kernel + +yum install -y yum-utils + +package-cleanup --oldkernels --count=1 -y + +yum -y remove yum-utils + diff --git a/scripts/reboot.sh b/scripts/reboot.sh new file mode 100644 index 0000000..888689d --- /dev/null +++ b/scripts/reboot.sh @@ -0,0 +1,6 @@ +#!/bin/bash + +#Implementing reboot for kernel updates +reboot +sleep 60 + diff --git a/scripts/updateKernel.sh b/scripts/updateKernel.sh new file mode 100644 index 0000000..8bb9e0d --- /dev/null +++ b/scripts/updateKernel.sh @@ -0,0 +1,6 @@ +#!/bin/bash + +yum update -y +yum install -y yum-utils +yum update -y kernel + diff --git a/scripts/verify.sh b/scripts/verify.sh new file mode 100644 index 0000000..e76a213 --- /dev/null +++ b/scripts/verify.sh @@ -0,0 +1,6 @@ +#!/bin/bash + +#TODO +#E.g. Check chronyd or ntpd is configured properly + +#E.g. Check iptables \ No newline at end of file