install-keycloak.sh: Modify script output: add explanatory comments.

install-keycloak.sh

@@ -800,6 +800,8 @@ if $nginx_installed ; then
 else
    echo -e "\033[85G[ \033[1;31mNOT installed\033[m ]"
 
+   echo ""
+   echo -e "   \033[33mYou might want to install \033[1mnginx\033[m\033[33m and continue\033[m"
    echo ""
    echononl "\033[1mcontinue anyway\033[m [yes/no]: "
    read OK
@@ -827,6 +829,8 @@ else
    echo -e "\033[85G[ \033[1;31mNOT installed\033[m ]"
 
    echo ""
+   echo ""
+   echo -e "   \033[33mYou might want to install \033[1mdefault-jdk\033[m\033[33m and continue\033[m"
    echononl "\033[1mcontinue anyway\033[m [yes/no]: "
    read OK
    while [[ "${OK,,}" != "yes" ]] && [[  "${OK,,}" != "no" ]] ; do
@@ -1542,7 +1546,33 @@ blank_line
 
 _certs_installed=false
 echononl "Run script 'check_cert_for_keycloak.sh'.."
+
 if [[ -x "/root/bin/monitoring/check_cert_for_keycloak.sh" ]] ; then
+
+   if [[ ! -f "/root/bin/monitoring/conf/check_cert_for_keycloak.conf" ]] ; then
+      echo_skipped
+
+      cat <<EOF
+
+   Create configuration file '/root/bin/monitoring/conf/(check_cert_for_keycloak.conf'
+   and set at least the 'service_domain', parameter, for example:
+
+      service_domain="${FQHN_HOSTNAME}"
+
+   Once you have done that, continue.
+EOF
+
+      echo ""
+      echononl "\033[1mcontinue?\033[m [yes/no]: "
+      read OK
+      while [[ "${OK,,}" != "yes" ]] && [[  "${OK,,}" != "no" ]] ; do
+         echononl "Wrong entry! - repeat [yes/nno]: "
+         read OK
+      done
+      [[ $OK = "yes" ]] || fatal "Abbruch durch User"
+
+   fi
+
    /root/bin/monitoring/check_cert_for_keycloak.sh > "$log_file" 2>&1
    if [[ $? -ne 0 ]]; then
       echo_failed
@@ -1551,10 +1581,15 @@ if [[ -x "/root/bin/monitoring/check_cert_for_keycloak.sh" ]] ; then
       echo_ok
       _certs_installed=true
    fi
+
 else
    warn "Certificate/Key for ${FQHN_HOSTNAME} cannot be provided."
 fi
 
+
+
+
+
 echononl "Add a cronjob for checking cert.."
 if [[ -f "$crontab_backup_file" ]]; then
    if ! grep -iq -E "/root/bin/monitoring/check_cert_for_keycloak.sh" "$crontab_backup_file" > /dev/null 2>&1; then