File macros.apache-control of Package apache-rpm-macros-control.10385

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File macros.apache-control of Package apache-rpm-macros-control.10385

# flag pattern: %%{apache_restart_flag}        restart all
#               %%{apache_restart_flag}@       restart apache2.service
#               %%{apache_restarT_flag}@<name> restart apache2@<name>.service
%apache_restart_flag /var/run/httpd.restart.flag

#
# macro: apache_module_request_restart -- request restart of the apache
#        instance(s) after rpm or zypper transaction
#
#        usage: apache_request_restart [-m module]
#
#        module: restart every instance for which a2enmod -q <module> is true; if
#                no module specified, request restart of all instances
#
%apache_request_restart(m:) \
  if [ -x /usr/bin/systemctl ]; then \
    MODULE=%{-m:%{-m*}} \
    if [ -z "$MODULE" ]; then \
      # restart all instances \
      touch %{apache_restart_flag} \
      echo 'Requesting apache restart (all instances)' \
    else \
      running_units=$(systemctl list-units | grep 'apache2\$@.*\$\\?.service' | sed 's:\$\\.service\$.*:\\1:') \
      for unit in $running_units; do \
        instance_name=$(echo $unit | sed 's:apache2@\\?\$.*\$.service:\\1:') \
        if HTTPD_INSTANCE="$instance_name" a2enmod -q $MODULE; then \
          # restart only specified instance, %%{apache_restart_flag}@ \
          # means _only_ apache2.service \
          echo "$instance_name" > %{apache_restart_flag}@$instance_name \
          echo "Requesting apache restart ($instance_name instance)" \
        fi \
      done \
    fi \
  fi \
  %nil
#
# macro: apache_module_restart_if_needed 
#
#
%apache_restart_if_needed() \
  if [ -x /usr/bin/systemctl ]; then \
    if [ -e %{apache_restart_flag} ]; then \
      /usr/bin/systemctl daemon-reload > /dev/null 2>&1 || : \
      /usr/bin/systemctl restart apache2.target > /dev/null 2>&1 || : \
      echo 'Restarting apache (all instances)' \
      # all instances was restarted, removing all flags \
      rm %{apache_restart_flag}* \
    else \
      /usr/bin/systemctl daemon-reload > /dev/null 2>&1 || : \
      for flag in %{apache_restart_flag}@*; do \
        if [ ! -e $flag ]; then \
          # %%{apache_restart_flag}@* have not matched anything \
          break \
        fi \
        instance_name=$(cat $flag) \
        if [ -z "$instance_name" ]; then \
          instance_suffix="" \
        else \
          instance_suffix="@$instance_name" \
        fi \
        echo "Restarting apache ($instance_name instance)" \
        /usr/bin/systemctl restart apache2${instance_suffix}.service > /dev/null 2>&1 || : \
        rm %{apache_restart_flag}@$instance_name \
      done \
    fi \
  fi \
  %nil

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