diff --git a/README.md b/README.md index 98647ab..9b936ad 100644 --- a/README.md +++ b/README.md @@ -12,5 +12,6 @@ Ce dépôt héberge des **Vagrantfile** dont * **docker-traefik-nginx** * **docker-elk** * **devstack** + * **k8s** : kubernetes 1.26.00 + playbook pout master **k8s-master** et 2 noeuds **node-1** et **node-2** * **minione** * **rundeck** : Vagrantfile + playbook pour installation avec Mariadb diff --git a/k8s/README.md b/k8s/README.md new file mode 100644 index 0000000..e36e87d --- /dev/null +++ b/k8s/README.md @@ -0,0 +1,15 @@ +# kubernetes + +## Mise en place d'un cluster kubernetes à 3 machines (1 maitre et 2 noeuds) + +le 2022-12-27 + +Ce ficher **Vagrantfile** permet l'installation d'un cluster kubernetes 1.26.00 avec **kubeadm** + +Ce cluster se compose : +* d'un maitre (controle-plane) appelé **k8s-master** 192.168.56.10 +* et de deux noeuds : + * **node-1** (192.168.56.11) + * **node-2** (192.168.56.12) + +La couche réseau est fournie par le fournisseur **calico** diff --git a/k8s/Vagrantfile b/k8s/Vagrantfile new file mode 100644 index 0000000..78c4d37 --- /dev/null +++ b/k8s/Vagrantfile @@ -0,0 +1,39 @@ +#IMAGE_NAME = "bento/ubuntu-16.04" +IMAGE_NAME = "debian/bullseye64" +N = 2 + +Vagrant.configure("2") do |config| + config.ssh.insert_key = false + + config.vm.provider "virtualbox" do |v| + v.memory = 2048 + v.cpus = 2 + end + + config.vm.define "k8s-master" do |master| + master.vm.box = IMAGE_NAME + master.vm.network "private_network", ip: "192.168.56.10" + master.vm.hostname = "k8s-master" + master.vm.provision "ansible" do |ansible| + ansible.playbook = "kubernetes-setup/master-playbook.yml" + ansible.extra_vars = { + node_ip: "192.168.56.10", + } + end + end + + (1..N).each do |i| + config.vm.define "node-#{i}" do |node| + node.vm.box = IMAGE_NAME + node.vm.network "private_network", ip: "192.168.56.#{i + 10}" + node.vm.hostname = "node-#{i}" + node.vm.provision "ansible" do |ansible| + ansible.playbook = "kubernetes-setup/node-playbook.yml" + ansible.extra_vars = { + node_ip: "192.168.56.#{i + 10}", + } + end + end + end +end + diff --git a/k8s/kubernetes-setup/index.html b/k8s/kubernetes-setup/index.html new file mode 100644 index 0000000..462d3f5 --- /dev/null +++ b/k8s/kubernetes-setup/index.html @@ -0,0 +1,656 @@ +#!/bin/sh +set -e +# Docker CE for Linux installation script +# +# See https://docs.docker.com/engine/install/ for the installation steps. +# +# This script is meant for quick & easy install via: +# $ curl -fsSL https://get.docker.com -o get-docker.sh +# $ sh get-docker.sh +# +# For test builds (ie. release candidates): +# $ curl -fsSL https://test.docker.com -o test-docker.sh +# $ sh test-docker.sh +# +# NOTE: Make sure to verify the contents of the script +# you downloaded matches the contents of install.sh +# located at https://github.com/docker/docker-install +# before executing. +# +# Git commit from https://github.com/docker/docker-install when +# the script was uploaded (Should only be modified by upload job): +SCRIPT_COMMIT_SHA="4f282167c425347a931ccfd95cc91fab041d414f" + +# strip "v" prefix if present +VERSION="${VERSION#v}" + +# The channel to install from: +# * nightly +# * test +# * stable +# * edge (deprecated) +DEFAULT_CHANNEL_VALUE="stable" +if [ -z "$CHANNEL" ]; then + CHANNEL=$DEFAULT_CHANNEL_VALUE +fi + +DEFAULT_DOWNLOAD_URL="https://download.docker.com" +if [ -z "$DOWNLOAD_URL" ]; then + DOWNLOAD_URL=$DEFAULT_DOWNLOAD_URL +fi + +DEFAULT_REPO_FILE="docker-ce.repo" +if [ -z "$REPO_FILE" ]; then + REPO_FILE="$DEFAULT_REPO_FILE" +fi + +mirror='' +DRY_RUN=${DRY_RUN:-} +while [ $# -gt 0 ]; do + case "$1" in + --mirror) + mirror="$2" + shift + ;; + --dry-run) + DRY_RUN=1 + ;; + --*) + echo "Illegal option $1" + ;; + esac + shift $(( $# > 0 ? 1 : 0 )) +done + +case "$mirror" in + Aliyun) + DOWNLOAD_URL="https://mirrors.aliyun.com/docker-ce" + ;; + AzureChinaCloud) + DOWNLOAD_URL="https://mirror.azure.cn/docker-ce" + ;; +esac + +command_exists() { + command -v "$@" > /dev/null 2>&1 +} + +# version_gte checks if the version specified in $VERSION is at least +# the given CalVer (YY.MM) version. returns 0 (success) if $VERSION is either +# unset (=latest) or newer or equal than the specified version. Returns 1 (fail) +# otherwise. +# +# examples: +# +# VERSION=20.10 +# version_gte 20.10 // 0 (success) +# version_gte 19.03 // 0 (success) +# version_gte 21.10 // 1 (fail) +version_gte() { + if [ -z "$VERSION" ]; then + return 0 + fi + eval calver_compare "$VERSION" "$1" +} + +# calver_compare compares two CalVer (YY.MM) version strings. returns 0 (success) +# if version A is newer or equal than version B, or 1 (fail) otherwise. Patch +# releases and pre-release (-alpha/-beta) are not taken into account +# +# examples: +# +# calver_compare 20.10 19.03 // 0 (success) +# calver_compare 20.10 20.10 // 0 (success) +# calver_compare 19.03 20.10 // 1 (fail) +calver_compare() ( + set +x + + yy_a="$(echo "$1" | cut -d'.' -f1)" + yy_b="$(echo "$2" | cut -d'.' -f1)" + if [ "$yy_a" -lt "$yy_b" ]; then + return 1 + fi + if [ "$yy_a" -gt "$yy_b" ]; then + return 0 + fi + mm_a="$(echo "$1" | cut -d'.' -f2)" + mm_b="$(echo "$2" | cut -d'.' -f2)" + if [ "${mm_a#0}" -lt "${mm_b#0}" ]; then + return 1 + fi + + return 0 +) + +is_dry_run() { + if [ -z "$DRY_RUN" ]; then + return 1 + else + return 0 + fi +} + +is_wsl() { + case "$(uname -r)" in + *microsoft* ) true ;; # WSL 2 + *Microsoft* ) true ;; # WSL 1 + * ) false;; + esac +} + +is_darwin() { + case "$(uname -s)" in + *darwin* ) true ;; + *Darwin* ) true ;; + * ) false;; + esac +} + +deprecation_notice() { + distro=$1 + distro_version=$2 + echo + printf "\033[91;1mDEPRECATION WARNING\033[0m\n" + printf " This Linux distribution (\033[1m%s %s\033[0m) reached end-of-life and is no longer supported by this script.\n" "$distro" "$distro_version" + echo " No updates or security fixes will be released for this distribution, and users are recommended" + echo " to upgrade to a currently maintained version of $distro." + echo + printf "Press \033[1mCtrl+C\033[0m now to abort this script, or wait for the installation to continue." + echo + sleep 10 +} + +get_distribution() { + lsb_dist="" + # Every system that we officially support has /etc/os-release + if [ -r /etc/os-release ]; then + lsb_dist="$(. /etc/os-release && echo "$ID")" + fi + # Returning an empty string here should be alright since the + # case statements don't act unless you provide an actual value + echo "$lsb_dist" +} + +echo_docker_as_nonroot() { + if is_dry_run; then + return + fi + if command_exists docker && [ -e /var/run/docker.sock ]; then + ( + set -x + $sh_c 'docker version' + ) || true + fi + + # intentionally mixed spaces and tabs here -- tabs are stripped by "<<-EOF", spaces are kept in the output + echo + echo "================================================================================" + echo + if version_gte "20.10"; then + echo "To run Docker as a non-privileged user, consider setting up the" + echo "Docker daemon in rootless mode for your user:" + echo + echo " dockerd-rootless-setuptool.sh install" + echo + echo "Visit https://docs.docker.com/go/rootless/ to learn about rootless mode." + echo + fi + echo + echo "To run the Docker daemon as a fully privileged service, but granting non-root" + echo "users access, refer to https://docs.docker.com/go/daemon-access/" + echo + echo "WARNING: Access to the remote API on a privileged Docker daemon is equivalent" + echo " to root access on the host. Refer to the 'Docker daemon attack surface'" + echo " documentation for details: https://docs.docker.com/go/attack-surface/" + echo + echo "================================================================================" + echo +} + +# Check if this is a forked Linux distro +check_forked() { + + # Check for lsb_release command existence, it usually exists in forked distros + if command_exists lsb_release; then + # Check if the `-u` option is supported + set +e + lsb_release -a -u > /dev/null 2>&1 + lsb_release_exit_code=$? + set -e + + # Check if the command has exited successfully, it means we're in a forked distro + if [ "$lsb_release_exit_code" = "0" ]; then + # Print info about current distro + cat <<-EOF + You're using '$lsb_dist' version '$dist_version'. + EOF + + # Get the upstream release info + lsb_dist=$(lsb_release -a -u 2>&1 | tr '[:upper:]' '[:lower:]' | grep -E 'id' | cut -d ':' -f 2 | tr -d '[:space:]') + dist_version=$(lsb_release -a -u 2>&1 | tr '[:upper:]' '[:lower:]' | grep -E 'codename' | cut -d ':' -f 2 | tr -d '[:space:]') + + # Print info about upstream distro + cat <<-EOF + Upstream release is '$lsb_dist' version '$dist_version'. + EOF + else + if [ -r /etc/debian_version ] && [ "$lsb_dist" != "ubuntu" ] && [ "$lsb_dist" != "raspbian" ]; then + if [ "$lsb_dist" = "osmc" ]; then + # OSMC runs Raspbian + lsb_dist=raspbian + else + # We're Debian and don't even know it! + lsb_dist=debian + fi + dist_version="$(sed 's/\/.*//' /etc/debian_version | sed 's/\..*//')" + case "$dist_version" in + 11) + dist_version="bullseye" + ;; + 10) + dist_version="buster" + ;; + 9) + dist_version="stretch" + ;; + 8) + dist_version="jessie" + ;; + esac + fi + fi + fi +} + +do_install() { + echo "# Executing docker install script, commit: $SCRIPT_COMMIT_SHA" + + if command_exists docker; then + cat >&2 <<-'EOF' + Warning: the "docker" command appears to already exist on this system. + + If you already have Docker installed, this script can cause trouble, which is + why we're displaying this warning and provide the opportunity to cancel the + installation. + + If you installed the current Docker package using this script and are using it + again to update Docker, you can safely ignore this message. + + You may press Ctrl+C now to abort this script. + EOF + ( set -x; sleep 20 ) + fi + + user="$(id -un 2>/dev/null || true)" + + sh_c='sh -c' + if [ "$user" != 'root' ]; then + if command_exists sudo; then + sh_c='sudo -E sh -c' + elif command_exists su; then + sh_c='su -c' + else + cat >&2 <<-'EOF' + Error: this installer needs the ability to run commands as root. + We are unable to find either "sudo" or "su" available to make this happen. + EOF + exit 1 + fi + fi + + if is_dry_run; then + sh_c="echo" + fi + + # perform some very rudimentary platform detection + lsb_dist=$( get_distribution ) + lsb_dist="$(echo "$lsb_dist" | tr '[:upper:]' '[:lower:]')" + + if is_wsl; then + echo + echo "WSL DETECTED: We recommend using Docker Desktop for Windows." + echo "Please get Docker Desktop from https://www.docker.com/products/docker-desktop" + echo + cat >&2 <<-'EOF' + + You may press Ctrl+C now to abort this script. + EOF + ( set -x; sleep 20 ) + fi + + case "$lsb_dist" in + + ubuntu) + if command_exists lsb_release; then + dist_version="$(lsb_release --codename | cut -f2)" + fi + if [ -z "$dist_version" ] && [ -r /etc/lsb-release ]; then + dist_version="$(. /etc/lsb-release && echo "$DISTRIB_CODENAME")" + fi + ;; + + debian|raspbian) + dist_version="$(sed 's/\/.*//' /etc/debian_version | sed 's/\..*//')" + case "$dist_version" in + 11) + dist_version="bullseye" + ;; + 10) + dist_version="buster" + ;; + 9) + dist_version="stretch" + ;; + 8) + dist_version="jessie" + ;; + esac + ;; + + centos|rhel|sles) + if [ -z "$dist_version" ] && [ -r /etc/os-release ]; then + dist_version="$(. /etc/os-release && echo "$VERSION_ID")" + fi + ;; + + *) + if command_exists lsb_release; then + dist_version="$(lsb_release --release | cut -f2)" + fi + if [ -z "$dist_version" ] && [ -r /etc/os-release ]; then + dist_version="$(. /etc/os-release && echo "$VERSION_ID")" + fi + ;; + + esac + + # Check if this is a forked Linux distro + check_forked + + # Print deprecation warnings for distro versions that recently reached EOL, + # but may still be commonly used (especially LTS versions). + case "$lsb_dist.$dist_version" in + debian.stretch|debian.jessie) + deprecation_notice "$lsb_dist" "$dist_version" + ;; + raspbian.stretch|raspbian.jessie) + deprecation_notice "$lsb_dist" "$dist_version" + ;; + ubuntu.xenial|ubuntu.trusty) + deprecation_notice "$lsb_dist" "$dist_version" + ;; + fedora.*) + if [ "$dist_version" -lt 33 ]; then + deprecation_notice "$lsb_dist" "$dist_version" + fi + ;; + esac + + # Run setup for each distro accordingly + case "$lsb_dist" in + ubuntu|debian|raspbian) + pre_reqs="apt-transport-https ca-certificates curl" + if ! command -v gpg > /dev/null; then + pre_reqs="$pre_reqs gnupg" + fi + apt_repo="deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] $DOWNLOAD_URL/linux/$lsb_dist $dist_version $CHANNEL" + ( + if ! is_dry_run; then + set -x + fi + $sh_c 'apt-get update -qq >/dev/null' + $sh_c "DEBIAN_FRONTEND=noninteractive apt-get install -y -qq $pre_reqs >/dev/null" + $sh_c 'mkdir -p /etc/apt/keyrings && chmod -R 0755 /etc/apt/keyrings' + $sh_c "curl -fsSL \"$DOWNLOAD_URL/linux/$lsb_dist/gpg\" | gpg --dearmor --yes -o /etc/apt/keyrings/docker.gpg" + $sh_c "chmod a+r /etc/apt/keyrings/docker.gpg" + $sh_c "echo \"$apt_repo\" > /etc/apt/sources.list.d/docker.list" + $sh_c 'apt-get update -qq >/dev/null' + ) + pkg_version="" + if [ -n "$VERSION" ]; then + if is_dry_run; then + echo "# WARNING: VERSION pinning is not supported in DRY_RUN" + else + # Will work for incomplete versions IE (17.12), but may not actually grab the "latest" if in the test channel + pkg_pattern="$(echo "$VERSION" | sed "s/-ce-/~ce~.*/g" | sed "s/-/.*/g").*-0~$lsb_dist" + search_command="apt-cache madison 'docker-ce' | grep '$pkg_pattern' | head -1 | awk '{\$1=\$1};1' | cut -d' ' -f 3" + pkg_version="$($sh_c "$search_command")" + echo "INFO: Searching repository for VERSION '$VERSION'" + echo "INFO: $search_command" + if [ -z "$pkg_version" ]; then + echo + echo "ERROR: '$VERSION' not found amongst apt-cache madison results" + echo + exit 1 + fi + if version_gte "18.09"; then + search_command="apt-cache madison 'docker-ce-cli' | grep '$pkg_pattern' | head -1 | awk '{\$1=\$1};1' | cut -d' ' -f 3" + echo "INFO: $search_command" + cli_pkg_version="=$($sh_c "$search_command")" + fi + pkg_version="=$pkg_version" + fi + fi + ( + pkgs="docker-ce${pkg_version%=}" + if version_gte "18.09"; then + # older versions didn't ship the cli and containerd as separate packages + pkgs="$pkgs docker-ce-cli${cli_pkg_version%=} containerd.io" + fi + if version_gte "20.10"; then + pkgs="$pkgs docker-compose-plugin" + fi + if version_gte "20.10" && [ "$(uname -m)" = "x86_64" ]; then + # also install the latest version of the "docker scan" cli-plugin (only supported on x86 currently) + pkgs="$pkgs docker-scan-plugin" + fi + # TODO(thaJeztah) remove the $CHANNEL check once 22.06 and docker-buildx-plugin is published to the "stable" channel + if [ "$CHANNEL" = "test" ] && version_gte "22.06"; then + pkgs="$pkgs docker-buildx-plugin" + fi + if ! is_dry_run; then + set -x + fi + $sh_c "DEBIAN_FRONTEND=noninteractive apt-get install -y -qq --no-install-recommends $pkgs >/dev/null" + if version_gte "20.10"; then + # Install docker-ce-rootless-extras without "--no-install-recommends", so as to install slirp4netns when available + $sh_c "DEBIAN_FRONTEND=noninteractive apt-get install -y -qq docker-ce-rootless-extras${pkg_version%=} >/dev/null" + fi + ) + echo_docker_as_nonroot + exit 0 + ;; + centos|fedora|rhel) + if [ "$(uname -m)" != "s390x" ] && [ "$lsb_dist" = "rhel" ]; then + echo "Packages for RHEL are currently only available for s390x." + exit 1 + fi + if [ "$lsb_dist" = "fedora" ]; then + pkg_manager="dnf" + config_manager="dnf config-manager" + enable_channel_flag="--set-enabled" + disable_channel_flag="--set-disabled" + pre_reqs="dnf-plugins-core" + pkg_suffix="fc$dist_version" + else + pkg_manager="yum" + config_manager="yum-config-manager" + enable_channel_flag="--enable" + disable_channel_flag="--disable" + pre_reqs="yum-utils" + pkg_suffix="el" + fi + repo_file_url="$DOWNLOAD_URL/linux/$lsb_dist/$REPO_FILE" + ( + if ! is_dry_run; then + set -x + fi + $sh_c "$pkg_manager install -y -q $pre_reqs" + $sh_c "$config_manager --add-repo $repo_file_url" + + if [ "$CHANNEL" != "stable" ]; then + $sh_c "$config_manager $disable_channel_flag docker-ce-*" + $sh_c "$config_manager $enable_channel_flag docker-ce-$CHANNEL" + fi + $sh_c "$pkg_manager makecache" + ) + pkg_version="" + if [ -n "$VERSION" ]; then + if is_dry_run; then + echo "# WARNING: VERSION pinning is not supported in DRY_RUN" + else + pkg_pattern="$(echo "$VERSION" | sed "s/-ce-/\\\\.ce.*/g" | sed "s/-/.*/g").*$pkg_suffix" + search_command="$pkg_manager list --showduplicates 'docker-ce' | grep '$pkg_pattern' | tail -1 | awk '{print \$2}'" + pkg_version="$($sh_c "$search_command")" + echo "INFO: Searching repository for VERSION '$VERSION'" + echo "INFO: $search_command" + if [ -z "$pkg_version" ]; then + echo + echo "ERROR: '$VERSION' not found amongst $pkg_manager list results" + echo + exit 1 + fi + if version_gte "18.09"; then + # older versions don't support a cli package + search_command="$pkg_manager list --showduplicates 'docker-ce-cli' | grep '$pkg_pattern' | tail -1 | awk '{print \$2}'" + cli_pkg_version="$($sh_c "$search_command" | cut -d':' -f 2)" + fi + # Cut out the epoch and prefix with a '-' + pkg_version="-$(echo "$pkg_version" | cut -d':' -f 2)" + fi + fi + ( + pkgs="docker-ce$pkg_version" + if version_gte "18.09"; then + # older versions didn't ship the cli and containerd as separate packages + if [ -n "$cli_pkg_version" ]; then + pkgs="$pkgs docker-ce-cli-$cli_pkg_version containerd.io" + else + pkgs="$pkgs docker-ce-cli containerd.io" + fi + fi + if version_gte "20.10" && [ "$(uname -m)" = "x86_64" ]; then + # also install the latest version of the "docker scan" cli-plugin (only supported on x86 currently) + pkgs="$pkgs docker-scan-plugin" + fi + if version_gte "20.10"; then + pkgs="$pkgs docker-compose-plugin docker-ce-rootless-extras$pkg_version" + fi + # TODO(thaJeztah) remove the $CHANNEL check once 22.06 and docker-buildx-plugin is published to the "stable" channel + if [ "$CHANNEL" = "test" ] && version_gte "22.06"; then + pkgs="$pkgs docker-buildx-plugin" + fi + if ! is_dry_run; then + set -x + fi + $sh_c "$pkg_manager install -y -q $pkgs" + ) + echo_docker_as_nonroot + exit 0 + ;; + sles) + if [ "$(uname -m)" != "s390x" ]; then + echo "Packages for SLES are currently only available for s390x" + exit 1 + fi + if [ "$dist_version" = "15.3" ]; then + sles_version="SLE_15_SP3" + else + sles_minor_version="${dist_version##*.}" + sles_version="15.$sles_minor_version" + fi + opensuse_repo="https://download.opensuse.org/repositories/security:SELinux/$sles_version/security:SELinux.repo" + repo_file_url="$DOWNLOAD_URL/linux/$lsb_dist/$REPO_FILE" + pre_reqs="ca-certificates curl libseccomp2 awk" + ( + if ! is_dry_run; then + set -x + fi + $sh_c "zypper install -y $pre_reqs" + $sh_c "zypper addrepo $repo_file_url" + if ! is_dry_run; then + cat >&2 <<-'EOF' + WARNING!! + openSUSE repository (https://download.opensuse.org/repositories/security:SELinux) will be enabled now. + Do you wish to continue? + You may press Ctrl+C now to abort this script. + EOF + ( set -x; sleep 30 ) + fi + $sh_c "zypper addrepo $opensuse_repo" + $sh_c "zypper --gpg-auto-import-keys refresh" + $sh_c "zypper lr -d" + ) + pkg_version="" + if [ -n "$VERSION" ]; then + if is_dry_run; then + echo "# WARNING: VERSION pinning is not supported in DRY_RUN" + else + pkg_pattern="$(echo "$VERSION" | sed "s/-ce-/\\\\.ce.*/g" | sed "s/-/.*/g")" + search_command="zypper search -s --match-exact 'docker-ce' | grep '$pkg_pattern' | tail -1 | awk '{print \$6}'" + pkg_version="$($sh_c "$search_command")" + echo "INFO: Searching repository for VERSION '$VERSION'" + echo "INFO: $search_command" + if [ -z "$pkg_version" ]; then + echo + echo "ERROR: '$VERSION' not found amongst zypper list results" + echo + exit 1 + fi + search_command="zypper search -s --match-exact 'docker-ce-cli' | grep '$pkg_pattern' | tail -1 | awk '{print \$6}'" + # It's okay for cli_pkg_version to be blank, since older versions don't support a cli package + cli_pkg_version="$($sh_c "$search_command")" + pkg_version="-$pkg_version" + + search_command="zypper search -s --match-exact 'docker-ce-rootless-extras' | grep '$pkg_pattern' | tail -1 | awk '{print \$6}'" + rootless_pkg_version="$($sh_c "$search_command")" + rootless_pkg_version="-$rootless_pkg_version" + fi + fi + ( + pkgs="docker-ce$pkg_version" + if version_gte "18.09"; then + if [ -n "$cli_pkg_version" ]; then + # older versions didn't ship the cli and containerd as separate packages + pkgs="$pkgs docker-ce-cli-$cli_pkg_version containerd.io" + else + pkgs="$pkgs docker-ce-cli containerd.io" + fi + fi + if version_gte "20.10"; then + pkgs="$pkgs docker-compose-plugin docker-ce-rootless-extras$pkg_version" + fi + # TODO(thaJeztah) remove the $CHANNEL check once 22.06 and docker-buildx-plugin is published to the "stable" channel + if [ "$CHANNEL" = "test" ] && version_gte "22.06"; then + pkgs="$pkgs docker-buildx-plugin" + fi + if ! is_dry_run; then + set -x + fi + $sh_c "zypper -q install -y $pkgs" + ) + echo_docker_as_nonroot + exit 0 + ;; + *) + if [ -z "$lsb_dist" ]; then + if is_darwin; then + echo + echo "ERROR: Unsupported operating system 'macOS'" + echo "Please get Docker Desktop from https://www.docker.com/products/docker-desktop" + echo + exit 1 + fi + fi + echo + echo "ERROR: Unsupported distribution '$lsb_dist'" + echo + exit 1 + ;; + esac + exit 1 +} + +# wrapped up in a function so that we have some protection against only getting +# half the file during "curl | sh" +do_install diff --git a/k8s/kubernetes-setup/join-command b/k8s/kubernetes-setup/join-command new file mode 100644 index 0000000..be092c0 --- /dev/null +++ b/k8s/kubernetes-setup/join-command @@ -0,0 +1 @@ +kubeadm join 192.168.56.10:6443 --token n91jl0.zc7bph3quqqgoxwl --discovery-token-ca-cert-hash sha256:d75fb0f9601165872ffefeb5a2211713a401015864648ece848416035d420040 diff --git a/k8s/kubernetes-setup/master-playbook.yml b/k8s/kubernetes-setup/master-playbook.yml new file mode 100644 index 0000000..d2af305 --- /dev/null +++ b/k8s/kubernetes-setup/master-playbook.yml @@ -0,0 +1,173 @@ +--- +- hosts: all + become: true + tasks: + - name: Set timezone to Europe/Paris + community.general.timezone: + name: Europe/Paris + + - name: maj fichier hosts + ansible.builtin.blockinfile: + path: /etc/hosts + block: | + 192.168.56.10 k8s-master + 192.168.56.11 node-1 + 192.168.56.12 node-2 + + - name: Forwarding IPv4 and letting iptables see bridged traffic + ansible.builtin.blockinfile: + path: /etc/modules-load.d/k8s.conf + create: yes + block: | + overlay + br_netfilter + + - name: charge module overlay + community.general.modprobe: + state: present + name: overlay + + - name: charge module overlay et br_netfilter + community.general.modprobe: + state: present + name: br_netfilter + + - name: persistance des bridges + ansible.builtin.blockinfile: + path: /etc/sysctl.d/k8s.conf + create: yes + block: | + net.bridge.bridge-nf-call-iptables = 1 + net.bridge.bridge-nf-call-ip6tables = 1 + net.ipv4.ip_forward = 1 + + - name: applique les parametres sysctl + command: "sysctl --system" + + - name: Recupere get-docker + get_url: + url: "https://get.docker.com" + dest: /tmp/get-docker.sh + + - name: lance get-docker - installe docker, containerd ... + command: 'sh /tmp/get-docker.sh' + + - name: Add vagrant user to docker group + user: + name: vagrant + group: docker + + - name: cree repertoire /etc/containerd + file: + path: /etc/containerd + state: directory + + - name: genere config.toml (containerd) + #command: "sudo containerd config default | sudo tee /etc/containerd/config.toml" + shell: "containerd config default | tee /etc/containerd/config.toml" + + - name: configure cgroup driver pour systemd (config.toml) + replace: + path: "/etc/containerd/config.toml" + regexp: 'SystemdCgroup = false' + replace: 'SystemdCgroup = true' + backup: yes + + - name: redemarre containerd + service: + name: containerd + state: restarted + enabled: yes + + - name: Remove swapfile from /etc/fstab + mount: + name: "{{ item }}" + fstype: swap + state: absent + with_items: + - swap + - none + + - name: Disable swap + command: swapoff -a + when: ansible_swaptotal_mb > 0 + + - name: Add an apt signing key for Kubernetes + apt_key: + url: https://packages.cloud.google.com/apt/doc/apt-key.gpg + state: present + + - name: Adding apt repository for Kubernetes + apt_repository: + repo: deb https://apt.kubernetes.io/ kubernetes-xenial main + state: present + filename: kubernetes.list + + - name: Install Kubernetes binaries + apt: + name: "{{ packages }}" + state: present + update_cache: yes + vars: + packages: + - kubelet + - kubeadm + - kubectl + + - name: Cree file kubelet + ansible.builtin.file: + path: /etc/default/kubelet + state: touch + + - name: Configure node ip + lineinfile: + path: /etc/default/kubelet + line: KUBELET_EXTRA_ARGS=--node-ip={{ node_ip }} + create: yes + + - name: Restart kubelet + service: + name: kubelet + daemon_reload: yes + state: restarted + + # - name: nettoie config.toml + # file: + # path: /etc/containerd/config.toml + # state: absent + + - name: redemarre containerd + service: + name: containerd + state: restarted + + - name: Initialize the Kubernetes cluster using kubeadm + command: kubeadm init --apiserver-advertise-address="{{ node_ip }}" --apiserver-cert-extra-sans="{{ node_ip }}" --node-name k8s-master --pod-network-cidr=192.168.0.0/16 + + - name: Setup kubeconfig for vagrant user + command: "{{ item }}" + with_items: + - mkdir -p /home/vagrant/.kube + - cp -i /etc/kubernetes/admin.conf /home/vagrant/.kube/config + - chown vagrant:vagrant /home/vagrant/.kube/config + + - name: Install calico pod network + become: false + #command: kubectl create -f https://docs.projectcalico.org/v3.24.5/getting-started/kubernetes/installation/hosted/calico.yaml +# command: kubectl create -f https://raw.githubusercontent.com/projectcalico/calico/v3.24.5/manifests/custom-resources.yaml +# command: "kubectl create -f https://raw.githubusercontent.com/projectcalico/calico/v3.24.5/manifests/tigera-operator.yaml" + command: "kubectl create -f https://docs.projectcalico.org/manifests/calico-typha.yaml" + + - name: Generate join command + command: "kubeadm token create --print-join-command" + register: join_command + + - name: Copy join command to local file + local_action: copy content="{{ join_command.stdout_lines[0] }}" dest="./join-command" + + handlers: + - name: docker status + service: + name: docker + state: started + diff --git a/k8s/kubernetes-setup/node-playbook.old b/k8s/kubernetes-setup/node-playbook.old new file mode 100644 index 0000000..14dc01b --- /dev/null +++ b/k8s/kubernetes-setup/node-playbook.old @@ -0,0 +1,91 @@ +--- +- hosts: all + become: true + tasks: + - name: Recupere get-docker + get_url: + url: https://get.docker.com + dest: /tmp/get-docker.sh + + - name: lance get-docker + command: 'sh /tmp/get-docker.sh' + + - name: Add vagrant user to docker group + user: + name: vagrant + group: docker + + - name: Remove swapfile from /etc/fstab + mount: + name: "{{ item }}" + fstype: swap + state: absent + with_items: + - swap + - none + + - name: Disable swap + command: swapoff -a + when: ansible_swaptotal_mb > 0 + + - name: Add an apt signing key for Kubernetes + apt_key: + url: https://packages.cloud.google.com/apt/doc/apt-key.gpg + state: present + + - name: Adding apt repository for Kubernetes + apt_repository: + repo: deb https://apt.kubernetes.io/ kubernetes-xenial main + state: present + filename: kubernetes.list + + - name: Install Kubernetes binaries + apt: + name: "{{ packages }}" + state: present + update_cache: yes + vars: + packages: + - kubelet + - kubeadm + - kubectl + + - name: cree kubelet + file: + path: /etc/default/kubelet + state: touch + + - name: Configure node ip + lineinfile: + path: /etc/default/kubelet + line: KUBELET_EXTRA_ARGS=--node-ip={{ node_ip }} + + - name: Restart kubelet + service: + name: kubelet + daemon_reload: yes + state: restarted + + - name: nettoie config.toml + file: + path: /etc/containerd/config.toml + state: absent + + - name: redemarre containerd + service: + name: containerd + state: restarted + + - name: Copy the join command to server location + copy: + src: join-command + dest: /tmp/join-command.sh + mode: 0777 + + - name: Join the node to cluster + command: sh /tmp/join-command.sh + + handlers: + - name: docker status + service: name=docker state=started + diff --git a/k8s/kubernetes-setup/node-playbook.yml b/k8s/kubernetes-setup/node-playbook.yml new file mode 100644 index 0000000..23686e7 --- /dev/null +++ b/k8s/kubernetes-setup/node-playbook.yml @@ -0,0 +1,152 @@ +--- +- hosts: all + become: true + tasks: + - name: Set timezone to Europe/Paris + community.general.timezone: + name: Europe/Paris + + - name: maj fichier hosts + ansible.builtin.blockinfile: + path: /etc/hosts + block: | + 192.168.56.10 k8s-master + 192.168.56.11 node-1 + 192.168.56.12 node-2 + + - name: Forwarding IPv4 and letting iptables see bridged traffic + ansible.builtin.blockinfile: + path: /etc/modules-load.d/k8s.conf + create: yes + block: | + overlay + br_netfilter + + - name: charge module overlay + community.general.modprobe: + state: present + name: overlay + + - name: charge module overlay et br_netfilter + community.general.modprobe: + state: present + name: br_netfilter + + - name: persistance des bridges + ansible.builtin.blockinfile: + path: /etc/sysctl.d/k8s.conf + create: yes + block: | + net.bridge.bridge-nf-call-iptables = 1 + net.bridge.bridge-nf-call-ip6tables = 1 + net.ipv4.ip_forward = 1 + + - name: applique les parametres sysctl + command: "sysctl --system" + + - name: Recupere get-docker + get_url: + url: "https://get.docker.com" + dest: /tmp/get-docker.sh + + - name: lance get-docker - installe docker, containerd ... + command: 'sh /tmp/get-docker.sh' + + - name: Add vagrant user to docker group + user: + name: vagrant + group: docker + + - name: cree repertoire /etc/containerd + file: + path: /etc/containerd + state: directory + + - name: genere config.toml (containerd) + #command: "sudo containerd config default | sudo tee /etc/containerd/config.toml" + shell: "containerd config default | tee /etc/containerd/config.toml" + + - name: configure cgroup driver pour systemd (config.toml) + replace: + path: "/etc/containerd/config.toml" + regexp: 'SystemdCgroup = false' + replace: 'SystemdCgroup = true' + backup: yes + + - name: redemarre containerd + service: + name: containerd + state: restarted + enabled: yes + + - name: Remove swapfile from /etc/fstab + mount: + name: "{{ item }}" + fstype: swap + state: absent + with_items: + - swap + - none + + - name: Disable swap + command: swapoff -a + when: ansible_swaptotal_mb > 0 + + - name: Add an apt signing key for Kubernetes + apt_key: + url: https://packages.cloud.google.com/apt/doc/apt-key.gpg + state: present + + - name: Adding apt repository for Kubernetes + apt_repository: + repo: deb https://apt.kubernetes.io/ kubernetes-xenial main + state: present + filename: kubernetes.list + + - name: Install Kubernetes binaries + apt: + name: "{{ packages }}" + state: present + update_cache: yes + vars: + packages: + - kubelet + - kubeadm + - kubectl + + - name: Cree file kubelet + ansible.builtin.file: + path: /etc/default/kubelet + state: touch + + - name: Configure node ip + lineinfile: + path: /etc/default/kubelet + line: KUBELET_EXTRA_ARGS=--node-ip={{ node_ip }} + create: yes + + - name: Restart kubelet + service: + name: kubelet + daemon_reload: yes + state: restarted + + - name: redemarre containerd + service: + name: containerd + state: restarted + + - name: Copy the join command to server location + copy: + src: join-command + dest: /tmp/join-command.sh + mode: 0777 + + - name: Join the node to cluster + command: sh /tmp/join-command.sh + + - name: docker status + service: + name: docker + state: started +