http.conf を、同階層の{domain.example.com}.conf へのソフトリンクにするスクリプト

README.md

$ ls -l /opt/local/apache2/conf
bar.example.com.conf
foo.example.com.conf 
httpd.conf@ -> bar.example.com.conf

$ sudo a2ensite foo.example.com
$ls -l /opt/local/apache2/conf
bar.example.com.conf
foo.example.com.conf 
httpd.conf@ -> foo.example.com.conf

a2ensite.sh

#!/bin/bash
CONFIG_DIR=/opt/local/apache2/conf/
CONFIG_FILE=httpd.conf

SLINK_NAME="${CONFIG_DIR}${CONFIG_FILE}"
TARGET_NAME="${CONFIG_DIR}${1}.conf"

if [ -f $TARGET_NAME ]
then
  echo $TARGET_NAME
	if [ -f $SLINK_NAME ]
	then
		echo "removing ${SLINK_NAME} ..."
		rm -f $SLINK_NAME
		echo "ln -s ${TARGET_NAME} ${SLINK_NAME}" 
		ln -s $TARGET_NAME $SLINK_NAME 
		if [ $? -eq 0 ] ; then
			echo "ok"
		fi
	fi
else
	echo "err : ${TARGET_NAME} doesn't exist."
fi