mirror of
https://github.com/outbackdingo/ack-image-builder.git
synced 2026-01-27 10:18:13 +00:00
102 lines
3.0 KiB
Bash
102 lines
3.0 KiB
Bash
#!/usr/bin/env bash
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REQUIRED_TOOLS=("cloud-init" "wget" "curl")
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CLEANUP_TOOLS=("kubeadm" "kubelet" "kubectl" "kubernetes-cni")
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REQUIRED_KERNEL_VERSION=3.10
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REQUIRED_SYSTEMD_VERSION=219
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public::common::log() {
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if [ $2 == "fail" ];then
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echo -e $(date +"[%Y%m%d %H:%M:%S]: ") $1 "\033[31m Verify Failed! \033[0m"
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else
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echo -e $(date +"[%Y%m%d %H:%M:%S]: ") $1 "\033[32m Verify Passed! \033[0m"
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fi
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}
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# func for checking kernel version >= $REQUIRED_KERNEL_VERSION
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public::check::kernel() {
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current_kernel_version=$(uname -r)
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if [ "$(printf '%s\n' "$REQUIRED_KERNEL_VERSION" "$current_kernel_version" | sort -V | head -n1)" = "$REQUIRED_KERNEL_VERSION" ] ;then
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public::common::log "Check if kernel version >= $REQUIRED_KERNEL_VERSION." "pass"
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else
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public::common::log "Check if kernel version >= $REQUIRED_KERNEL_VERSION." "fail"
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exit 1
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fi
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}
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# check kernel version >= $REQUIRED_KERNEL_VERSION
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public::check::kernel
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# func for checking systemd version >= $REQUIRED_SYSTEMD_VERSION
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public::check::systemd() {
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current_systemd_version=$(systemctl --version|grep systemd |cut -d " " -f2)
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if [ "$(printf '%s\n' "$REQUIRED_SYSTEMD_VERSION" "$current_systemd_version" | sort -V | head -n1)" = "$REQUIRED_SYSTEMD_VERSION" ] ;then
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public::common::log "Check if systemd version >= $REQUIRED_SYSTEMD_VERSION." "pass"
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else
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public::common::log "Check if systemd version >= $REQUIRED_SYSTEMD_VERSION." "fail"
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exit 1
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fi
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}
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# check systemd version >= $REQUIRED_SYSTEMD_VERSION
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public::check::systemd
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# func for checking if sshd is running and listen on port 22
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public::check::sshd() {
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netstat -tlpn | grep "\b22\b" |grep sshd >/dev/null 2>&1
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if [ $? -ne 0 ];then
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public::common::log "Check if sshd is running and listen on port 22." "fail"
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exit 1
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else
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public::common::log "Check if sshd is running and listen on port 22." "pass"
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fi
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}
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# check if sshd is running and listen on port 22
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public::check::sshd
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# func for checking if required tools are installed
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public::check::requiredtools() {
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for required_tool in ${REQUIRED_TOOLS[@]}
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do
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which $required_tool >/dev/null 2>&1
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if [ $? -ne 0 ];then
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public::common::log "Check if $required_tool is installed." "fail"
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exit 1
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else
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public::common::log "Check if $required_tool is installed." "pass"
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fi
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done
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}
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# check if required tools are installed
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public::check::requiredtools
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# func for checking if tools are cleaned up
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public::check::cleanuptools() {
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for cleanup_tool in ${CLEANUP_TOOLS[@]}
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do
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which $cleanup_tool >/dev/null 2>&1
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if [ $? -ne 0 ];then
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public::common::log "Check if $cleanup_tool is cleaned up." "pass"
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else
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public::common::log "Check if $cleanup_tool is cleaned up." "fail"
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exit 1
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fi
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done
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}
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# check if clean up kubeadm
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public::check::cleanuptools
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#TODO
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#E.g. Check chronyd or ntpd is configured properly
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#E.. Check iptables
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