Bash script version (#149)

* Initial version

* recovered information from masters and oc

* Validate cluster, apply license, and upgrade plugin if required

license-upgrade/verify-cluster.sh

@@ -0,0 +1,274 @@
+#!/bin/bash
+
+#############################################################################################
+# Common code
+
+_bold=""
+_underline=""
+_standout=""
+_normal=""
+_black=""
+_red=""
+_green=""
+_yellow=""
+_blue=""
+_magenta=""
+_cyan=""
+_white=""
+
+# check if stdout is a terminal...
+if [ -t 1 ]; then
+
+    # see if it supports colors...
+    _ncolors=$(tput colors)
+
+    if test -n "$_ncolors" && test $_ncolors -ge 8; then
+        _bold="$(tput bold)"
+        _underline="$(tput smul)"
+        _standout="$(tput smso)"
+        _normal="$(tput sgr0)"
+        _black="$(tput setaf 0)"
+        _red="$(tput setaf 1)"
+        _green="$(tput setaf 2)"
+        _yellow="$(tput setaf 3)"
+        _blue="$(tput setaf 4)"
+        _magenta="$(tput setaf 5)"
+        _cyan="$(tput setaf 6)"
+        _white="$(tput setaf 7)"
+    fi
+fi
+
+_horizontal_line="================================================================================"
+
+# Display DEBUG message
+echo_debug() {
+  if [ "${VERBOSE:-false}" == "true" ]; then
+    echo -e "${_cyan}$*${_normal}"
+  fi
+}
+
+# Display INFO message
+echo_info() {
+  echo -e "${_green}$*${_normal}"
+}
+
+# Display WARN message
+echo_warn() {
+  echo -e "${_yellow}$*${_normal}"
+}
+
+# Display ERROR message
+echo_error() {
+  echo -e "${_bold}${_red}$*${_normal}"
+}
+
+# Display a title
+echo_title(){
+  echo_info "${_horizontal_line}"
+  echo_info "== $1"
+  echo_info "${_horizontal_line}"
+}
+
+# Display usage help
+print_help ()
+{
+    cat <<EOM
+Unable to find required arguments.  Please rerun the script as follows:
+$(basename $0) JENKINS_CLI JENKINS_URL AUTH_FILE [UPGRADE] [LICENSE]
+    JENKINS_CLI:          jenkins-cli.jar file path
+    JENKINS_URL:          Operations Center URL
+    AUTH_FILE:            Authentication file contatining userid:token
+  Optional parameters
+    UPGRADE:              "UPGRADE" string is required to upgrade cloudbees-license pugin.
+    LICENSE:              "NEW" string is required to look for new license if cloudbees-license plugin is valid.
+  Environment variables
+    VERBOSE:              Additional debug output is exposed. Default false.
+    LICENSE_SCRIPTS_DIR:  Path to groovy scripts. Default current folder.
+Example: VERBOSE=true LICENSE_SCRIPTS_DIR=/home/user/license-upgrade-scripts ./$(basename $0) /home/user/jenkins/jenkins-cli.jar https://core.example.com/cjoc/ /home/user/.cli-auth UPGRADE NEW
+EOM
+}
+
+# Remove [ ]
+prepare_status() {
+  local string="${1}"
+  local size=${#string}
+  size=$((size-2))
+  string=${string:1:$size}
+
+  echo "$string"
+}
+
+
+print_status() {
+  local instance="${1}"
+  local plugin_installed="${2}"
+  local plugin_version="${3}"
+  local plugin_upgrade="${4}"
+  local license_upgrade="${5}"
+
+  local summary="[${instance}] cloudbees-license plugin"
+
+  if [[ ${plugin_installed} == "1" ]]; then
+    summary=" ${summary} ${plugin_version} is installed."
+
+    if [[ ${plugin_upgrade} == "1" ]]; then
+      summary="${summary} The plugin must be updated in this instance before installing the new license." 
+      echo_warn "${summary}"
+    elif [[ ${plugin_upgrade} == "0" ]] && [[ ${license_upgrade} == "1" ]]; then
+      summary="${summary} This instance is ready to install the new license." 
+      echo_warn "${summary}"
+    elif [[ ${plugin_upgrade} == "0" ]] && [[ ${license_upgrade} == "0" ]]; then
+      summary="${summary} This instance is up to date and running the new license." 
+      echo_info "${summary}"
+    else
+      summary="${summary} This instance is in an inconsistent state."
+      echo_error "${summary}"
+    fi  
+
+  else
+      summary="${summary} is not installed. The plugin must be installed in this instance before updating the license."
+      echo_error "${summary}"
+  fi
+
+}
+
+# check if the file exists
+validate_file_exists() {
+  local file="${1}"
+  local is_error="${2:-false}"
+
+  if [ ! -f "${file}" ]; then
+    local message="File ${file} does not exist."
+    if ${is_error}; then
+      (>&2 echo_error "${message}")
+      exit 1
+    else
+      echo_warn "${message}"
+    fi
+  fi
+}
+
+
+#############################################################################################
+# Main code
+
+echo_title "Running verify-cluster bash script..."
+echo_warn "Please run this command with skipMasters and onlyStatus flags enabled in groovy scripts."
+echo_warn "verify-system-readiness.groovy, upgrade-license-plugin.groovy, and apply-license.groovy are required."
+
+if [ -z "$LICENSE_SCRIPTS_DIR" ]; then
+    LICENSE_SCRIPTS_DIR="$(pwd)"
+fi
+
+if [ $# -eq 3 ]
+then
+  jenkins_cli=$1
+  jenkins_url=$2
+  jenkins_auth=$3
+  upgrade_license_plugin="NO"
+  apply_license="NO"
+  validate_file_exists "${LICENSE_SCRIPTS_DIR}/verify-system-readiness.groovy" true
+elif [ $# -eq 4 ]
+then
+  jenkins_cli=$1
+  jenkins_url=$2
+  jenkins_auth=$3
+  upgrade_license_plugin=$4
+  apply_license="NO"
+  validate_file_exists "${LICENSE_SCRIPTS_DIR}/verify-system-readiness.groovy" true
+  validate_file_exists "${LICENSE_SCRIPTS_DIR}/upgrade-license-plugin.groovy" true
+elif [ $# -eq 5 ]
+then
+  jenkins_cli=$1
+  jenkins_url=$2
+  jenkins_auth=$3
+  upgrade_license_plugin=$4
+  apply_license=$5
+  validate_file_exists "${LICENSE_SCRIPTS_DIR}/verify-system-readiness.groovy" true
+  validate_file_exists "${LICENSE_SCRIPTS_DIR}/upgrade-license-plugin.groovy" true
+  validate_file_exists "${LICENSE_SCRIPTS_DIR}/apply-license.groovy" true
+else
+  print_help $0
+  exit 1
+fi
+
+echo_debug "  Execution parameters:"
+echo_debug "    JENKINS_CLI:          ${jenkins_cli}"
+echo_debug "    JENKINS_URL:          ${jenkins_url}"
+echo_debug "    AUTH_FILE:            ${jenkins_auth}"
+echo_debug "  Optional parameters:"
+echo_debug "    UPGRADE:              ${upgrade_license_plugin}"
+echo_debug "    LICENSE:              ${apply_license}"
+echo_debug "  Environment variables:"
+echo_debug "    VERBOSE:              ${VERBOSE}"
+echo_debug "    LICENSE_SCRIPTS_DIR:  ${LICENSE_SCRIPTS_DIR}"
+echo " "
+
+
+echo_debug "Executing java -jar ${jenkins_cli} -s ${jenkins_url} -auth @${jenkins_auth} groovy = < ${LICENSE_SCRIPTS_DIR}/verify-system-readiness.groovy"
+oc_status=$(java -jar ${jenkins_cli} -s ${jenkins_url} -auth @${jenkins_auth} groovy = < ${LICENSE_SCRIPTS_DIR}/verify-system-readiness.groovy)
+echo_debug "[operations-center] ${oc_status}"
+
+oc_status=$(prepare_status "${oc_status}")
+IFS=', ' read -r -a oc_status_arr <<< "$oc_status"
+
+## _statusKey[0] = "Is cloudbees-license plugin installed?"
+## _statusKey[1] = "Is BeeKeeper enabled?"
+## _statusKey[2] = "Is Custom Update Center configured?"
+## _statusKey[3] = "Is your instance compatible with Incremental Upgrades?"
+## _statusKey[4] = "Is cloudbees-license plugin version compatible with new Certificate?"
+## _statusKey[5] = "Is the license managed by this instance?"
+## _statusKey[6] = "Is the license signed by a known certificate?"
+## _statusKey[7] = "Plugin version"
+## _statusKey[8] = "License expiration date"
+## _statusKey[9] = "Root CA expiration date"
+## _statusKey[10] = "Is the expiration date of license before than the Root CA?"
+## _statusKey[11] = "Is the Root CA about to expire?"
+## _statusKey[12] = "Plugin requires update?"
+## _statusKey[13] = "License requires update?"
+## _statusKey[14] = "Error"
+## _statusKey[15] = "Product Version"
+## _statusKey[16] = "Using wildcard license?"
+
+print_status "operations-center" "${oc_status_arr[0]}" "${oc_status_arr[7]}" "${oc_status_arr[12]}" "${oc_status_arr[13]}"
+echo " "
+
+echo_debug "Executing java -jar ${jenkins_cli} -s ${jenkins_url} -auth @${jenkins_auth} list-masters"
+masters=$(java -jar ${jenkins_cli} -s ${jenkins_url} -auth @${jenkins_auth} list-masters)
+online_masters=$(echo $masters | jq -cr '.data.masters[] | select(.status == "ONLINE")')
+masters_name=$(echo $online_masters | jq -r '.fullName')
+masters_url=$(echo $online_masters | jq -r '.url')
+m_u_arr=($masters_url)
+m_n_arr=($masters_name)
+
+plugins=0
+
+for index in "${!m_u_arr[@]}"; do 
+  echo_debug "Executing java -jar ${jenkins_cli} -s ${m_u_arr[index]} -auth @${jenkins_auth} groovy = < ${LICENSE_SCRIPTS_DIR}/verify-system-readiness.groovy"
+  master_status=$(java -jar ${jenkins_cli} -s ${m_u_arr[index]} -auth @${jenkins_auth} groovy = < ${LICENSE_SCRIPTS_DIR}/verify-system-readiness.groovy)
+  echo_debug "[${m_n_arr[index]}] ${master_status}"
+
+  master_status=$(prepare_status "${master_status}")
+  IFS=', ' read -r -a master_status_arr <<< "$master_status"
+
+  print_status "${m_n_arr[index]}" "${master_status_arr[0]}" "${master_status_arr[7]}" "${master_status_arr[12]}" "${master_status_arr[13]}"
+
+  if [[ ${master_status_arr[0]} != "1" ]] || [[ ${master_status_arr[12]} == "1" ]]; then
+    ((plugins++))
+    if [[ ${upgrade_license_plugin} == "UPGRADE" ]]; then
+      echo_info "Asking for upgrading cloudbees-license plugin..."
+      echo_debug "Executing java -jar ${jenkins_cli} -s ${m_u_arr[index]} -auth @${jenkins_auth} groovy = < ${LICENSE_SCRIPTS_DIR}/upgrade-license-plugin.groovy"
+      upgrade_license_plugin_output=$(java -jar ${jenkins_cli} -s ${m_u_arr[index]} -auth @${jenkins_auth} groovy = < ${LICENSE_SCRIPTS_DIR}/upgrade-license-plugin.groovy)
+      echo_info "UPGRADE LICENSE PLUGIN OUTPUT ${upgrade_license_plugin_output}"
+    fi
+  fi
+done;
+
+if [[ ${apply_license} == "NEW" ]] && [[ ${plugins} -eq 0 ]]; then
+  echo_info "Asking for new license..."
+  echo_debug "Executing java -jar ${jenkins_cli} -s ${jenkins_url} -auth @${jenkins_auth} groovy = < ${LICENSE_SCRIPTS_DIR}/apply-license.groovy"
+  apply_license_output=$(java -jar ${jenkins_cli} -s ${jenkins_url} -auth @${jenkins_auth} groovy = < ${LICENSE_SCRIPTS_DIR}/apply-license.groovy)
+  echo_info "LICENSE OUTPUT ${apply_license_output}"
+fi
+
+