First draft of the script containing functions to install k8s tools

ansible/roles/k8s_issuer_certificate/tasks/install.yml

@@ -34,7 +34,7 @@
     src: certificate.yml.j2
     dest: "{{ tempPath }}/{{ item.namespace }}-{{ item.name }}-certificate.yml"
   with_items:
-    - { name: snowdrop-dev,          namespace: snowdrop-site,  names: "snowdrop.dev,www.snowdrop.dev,start.snowdrop.dev,generator.snowdrop.dev" ,          secretname: www-snowdrop-dev-tls}
+    - { name: snowdrop-dev,          namespace: snowdrop-site,  names: "snowdrop.dev,www.snowdrop.dev,start.snowdrop.dev,generator.snowdrop.dev,*.apps.ocp.snowdrop.dev" ,          secretname: www-snowdrop-dev-tls}
     - { name: snowdrop-me,           namespace: snowdrop-site,  names: "snowdrop.me,www.snowdrop.me,start.snowdrop.me,generator.snowdrop.me",           secretname: www-snowdrop-me-tls}
     - { name: halkyon-io,            namespace: halkyon-site,   names: "halkyon.io,www.halkyon.io",            secretname: www-halkyon-io-tls}
 
@@ -43,7 +43,7 @@
     src: letsencrypt_issuer.yml.j2
     dest: "{{ tempPath }}/{{ item.namespace }}-{{ item.name }}-issuer.yml"
   with_items:
-    - { name: snowdrop-dev,          namespace: snowdrop-site,  names: "snowdrop.dev,www.snowdrop.dev,start.snowdrop.dev,generator.snowdrop.dev"}
+    - { name: snowdrop-dev,          namespace: snowdrop-site,  names: "snowdrop.dev,www.snowdrop.dev,start.snowdrop.dev,generator.snowdrop.dev,*.apps.ocp.snowdrop.dev"}
     - { name: snowdrop-me,           namespace: snowdrop-site,  names: "snowdrop.me,www.snowdrop.me,start.snowdrop.me,generator.snowdrop.me"}
     - { name: halkyon-io,            namespace: halkyon-site,   names: "halkyon.io,www.halkyon.io"}
 

kind/k8s-tools.sh

@@ -0,0 +1,243 @@
+#!/usr/bin/env bash
+
+set -e
+###################
+# Global parameters
+###################
+NC='\033[0m' # No Color
+COLOR_RESET="\033[0m" # Reset color
+BLACK="\033[0;30m"
+BLUE='\033[0;34m'
+BROWN="\033[0;33m"
+GREEN='\033[0;32m'
+GREY="\033[0;90m"
+CYAN='\033[0;36m'
+MAGENTA='\033[0;35m'
+RED='\033[0;31m'
+PURPLE="\033[0;35m"
+WHITE='\033[0;37m'
+YELLOW='\033[0;33m'
+
+newline=$'\n'
+
+###############
+## Functions ##
+###############
+fmt() {
+  COLOR="WHITE"
+  MSG="${@:1}"
+  echo -e "${!COLOR} ${MSG}${NC}"
+}
+
+generate_eyecatcher(){
+  COLOR=${1}
+	for i in {1..50}; do echo -ne "${!COLOR}$2${NC}"; done
+}
+
+log_msg() {
+  COLOR=${1}
+  MSG="${@:2}"
+  echo -e "\n${!COLOR}## ${MSG}${NC}"
+}
+
+log_line() {
+  COLOR=${1}
+  MSG="${@:2}"
+  echo -e "${!COLOR}## ${MSG}${NC}"
+}
+
+log() {
+  MSG="${@:2}"
+  echo; generate_eyecatcher ${1} '#'; log_msg ${1} ${MSG}; generate_eyecatcher ${1} '#'; echo
+}
+
+check_os_distro() {
+  PLATFORM='unknown'
+  unamestr=$(uname | tr '[:upper:]' '[:lower:]')
+  if [[ "$unamestr" == 'linux' ]]; then
+     PLATFORM='linux'
+     DISTRO=$(cat /etc/*-release | tr [:upper:] [:lower:] | grep -Poi '(debian|ubuntu|red hat|centos|fedora)' | uniq )
+  elif [[ "$unamestr" == 'darwin' ]]; then
+     PLATFORM='linux'
+     DISTRO='darwin'
+  fi
+  log "CYAN" "OS type: $PLATFORM"
+
+  if [ -z $DISTRO ]; then
+      DISTRO='unknown'
+  fi
+  log "CYAN" "Detected Linux distribution: $DISTRO"
+}
+
+check_arch() {
+  ARCH="$(uname -m | sed -e 's/x86_64/amd64/' -e 's/\(arm\)\(64\)\?.*/\1\2/' -e 's/aarch64$/arm64/')"
+  if [ -z $ARCH ]; then
+        ARCH='unknown'
+    fi
+    log "CYAN" "Detected Arch: $ARCH"
+}
+
+init() {
+  # Check OS TYPE and/or linux distro
+  check_os_distro
+  check_arch
+
+  # Define the destination directory according to distro and arch
+  if [ "$DISTRO" = "darwin" ] && [ "$ARCH" = "arm64" ]; then
+    DEST_DIR="/opt/bin"
+    log_msg "BLUE" $(printf "Destination dir: %s" $DEST_DIR)
+  else
+    DEST_DIR="/usr/local/bin"
+    log_msg "BLUE" $(printf "Destination dir: %s" $DEST_DIR)
+  fi
+
+  # Install pre-req tools
+  log "CYAN" "Installing useful tools: k9s, unzip, wget, jq,..."
+  if [[ $DISTRO == 'fedora' ]]; then
+    sudo yum install git wget unzip bash-completion openssl jq -y
+  elif [[ $DISTRO == 'centos' ]]; then
+    sudo yum install git wget unzip epel-release bash-completion jq -y
+  elif [[ $DISTRO == 'darwin' ]]; then
+    if ! command -v brew &> /dev/null; then
+      log_msg "YELLOW" $(printf "Brew is not installed ! %s" https://brew.sh/)
+    else
+      brew install jq wget
+    fi
+  fi
+}
+
+docker() {
+    if [ "$DISTRO" -eq "darwin" ]; then
+        echo "Darwin installation is not supported."
+    else
+        sudo yum install -y yum-utils
+        sudo yum-config-manager --add-repo https://download.docker.com/linux/${DISTRO}/docker-ce.repo
+        sudo yum install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+        sudo systemctl start docker
+        sudo systemctl enable docker
+        sudo groupadd docker
+        sudo usermod -aG docker $USER
+        sudo chown $USER /var/run/docker.sock
+        sudo systemctl restart docker
+    fi
+}
+
+others() {
+   if ! command -v pv &> /dev/null; then
+     log "CYAN" "Installing Pipe viewer"
+     sudo yum install -y pv
+   fi
+}
+
+kubeTools() {
+  K9S_VERSION=$(wget -qO- https://api.github.com/repos/derailed/k9s/releases/latest | jq -r '.tag_name')
+  KIND_VERSION=$(wget -qO- https://api.github.com/repos/kubernetes-sigs/kind/releases/latest | jq -r '.tag_name')
+
+  if ! command -v helm &> /dev/null; then
+    log "CYAN" "Installing Helm"
+    curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
+    chmod 700 get_helm.sh
+    ./get_helm.sh
+  fi
+
+  log "CYAN" "Checking if kubectl is installed..."
+  if ! command -v kubectl &> /dev/null; then
+     set -x
+     curl -sLO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/${PLATFORM}/${ARCH}/kubectl"
+     chmod +x ./kubectl; sudo mv ./kubectl ${DEST_DIR}/kubectl
+     set +x
+  fi
+
+  log "CYAN" "Checking if kind exists..."
+  if ! command -v kind &> /dev/null; then
+     set -x
+     curl -sLo ./kind https://kind.sigs.k8s.io/dl/${KIND_VERSION}/kind-${PLATFORM}-${ARCH}
+     chmod +x ./kind; sudo mv ./kind ${DEST_DIR}/kind
+     set +x
+  fi
+
+  log "CYAN" "Checking if k9s exists..."
+  if ! command -v k9s &> /dev/null; then
+    wget -q https://github.com/derailed/k9s/releases/download/${K9S_VERSION}/k9s_Linux_${ARCH}.tar.gz && tar -vxf k9s_Linux_${ARCH}.tar.gz
+    sudo cp k9s ${DEST_DIR}
+  fi
+
+  log "CYAN" "Checking if kubectl krew exists..."
+  if ! command -v ${KREW_ROOT:-$HOME/.krew}/bin/kubectl-krew &> /dev/null; then
+    log "CYAN" "Install kubectl krew tool - https://krew.sigs.k8s.io/docs/user-guide/setup/install/"
+    (
+      set -x; cd "$(mktemp -d)" &&
+      KREW="krew-${DISTRO}_${ARCH}" &&
+      curl -fsSLO "https://github.com/kubernetes-sigs/krew/releases/latest/download/${KREW}.tar.gz" &&
+      tar zxvf "${KREW}.tar.gz" &&
+      ./"${KREW}" install krew
+    )
+
+    log "CYAN" "Install kubectl-tree - https://github.com/ahmetb/kubectl-tree"
+    ${KREW_ROOT:-$HOME/.krew}/bin/kubectl-krew install tree
+
+    log "CYAN" "Install kubectl-ctx, kubectl-ns - https://github.com/ahmetb/kubectx"
+    ${KREW_ROOT:-$HOME/.krew}/bin/kubectl-krew install ctx
+    ${KREW_ROOT:-$HOME/.krew}/bin/kubectl-krew install ns
+
+    log "CYAN" "Install kubectl-konfig - https://github.com/corneliusweig/konfig"
+    ${KREW_ROOT:-$HOME/.krew}/bin/kubectl-krew install konfig
+
+    log "CYAN" "Install kubectl-oidc-login - https://github.com/int128/kubelogin"
+    ${KREW_ROOT:-$HOME/.krew}/bin/kubectl-krew install oidc-login
+
+    BASHRC_D_DIR="$HOME/.bashrc.d"
+    if [ ! -d ${BASHRC_D_DIR} ]; then
+        mkdir -p ${BASHRC_D_DIR}
+    fi
+
+    log "CYAN" "Export krew PATH to ${BASHRC_D_DIR}/krew.path"
+    echo "PATH=\"${KREW_ROOT:-$HOME/.krew}/bin:$PATH\"" > ${BASHRC_D_DIR}/krew.path
+
+    log "CYAN" "Create kubectl & plugins aliases to ${BASHRC_D_DIR}/aliases"
+    cat <<EOF > ${BASHRC_D_DIR}/aliases
+# kubectl shortcut -> kc
+alias kc='kubectl'
+# kubectl shortcut -> k
+alias k='kubectl'
+
+# kubectl krew
+alias krew='kubectl krew'
+
+# kubectl tree
+alias ktree='kubectl tree'
+
+# kubectl ns
+alias kns='kubectl ns'
+
+# kubectl ctx
+alias kctx='kubectl ctx'
+
+# kubectl konfig
+alias konfig='kubectl konfig'
+EOF
+
+  log "CYAN" "$(cat ${BASHRC_D_DIR}/aliases)"
+  log "WARN" "Source now the .bashrc file: \". $HOME/.bashrc\" in your terminal"
+
+  fi
+}
+
+case $1 in
+  check)
+      check_os_distro
+      check_arch
+      exit;;
+  docker)
+      init
+      docker
+      exit;;
+  others)
+      init
+      others
+      exit;;
+  *)
+      init
+      kubeTools
+      exit;;
+esac