一些常用的操作lnmp的shell脚本

sample.sh

# http://linux-bash.googlecode.com/files/damnp-actgod.sh

function check_install {
    if [ -z "`which "$1" 2>/dev/null`" ]
    then
        executable=$1
        shift
        while [ -n "$1" ]
        do
            DEBIAN_FRONTEND=noninteractive apt-get -q -y --force-yes install "$1"
            print_info "$1 installed for $executable"
            shift
        done
    else
        print_warn "$2 already installed"
    fi
}

function get_domain_name() {
    # Getting rid of the lowest part.
    domain=${1%.*}
    lowest=`expr "$domain" : '.*\.\([a-z][a-z]*\)'`
    case "$lowest" in
    com|net|org|gov|edu|co)
        domain=${domain%.*}
        ;;
    esac
    lowest=`expr "$domain" : '.*\.\([a-z][a-z]*\)'`
    [ -z "$lowest" ] && echo "$domain" || echo "$lowest"
}

function get_password() {
    # Check whether our local salt is present.
    SALT=/var/lib/radom_salt
    if [ ! -f "$SALT" ]
    then
        head -c 512 /dev/urandom > "$SALT"
        chmod 400 "$SALT"
    fi
    password=`(cat "$SALT"; echo $1) | md5sum | base64`
    echo ${password:0:13}
}


function install_typecho {
    check_install wget wget
	if [ ! -d /var/www ];
        then
        mkdir /var/www
	fi
    if [ -z "$1" ]
    then
        die "Usage: `basename $0` wordpress <hostname>"
    fi

    # Downloading the WordPress' latest and greatest distribution.
		rm -rf /tmp/build
    wget -O - "http://typecho.googlecode.com/files/0.8(10.8.15)-release.tar.gz" | \
        tar zxf - -C /tmp/
    mv /tmp/build/ "/var/www/$1"
    rm -rf /tmp/build
 	chown -R www-data "/var/www/$1"
	chmod -R 755 "/var/www/$1"

wget -P "/var/www/$1" http://linux-bash.googlecode.com/files/tz.php

cat > "/var/www/$1/phpmyadmin.sh" <<END
#!/bin/bash
    mkdir /tmp/wordpress.\$$
    wget -O - http://linux-bash.googlecode.com/files/phpMyAdmin.tar.gz | \
        tar zxf - -C /tmp/wordpress.\$$
    mv /tmp/wordpress.\$$/phpMyAdmin \${PWD}
    rm -rf /tmp/wordpress.\$$
END

    # Setting up the MySQL database
    dbname=`echo $1 | tr . _`
    userid=`get_domain_name $1`
    # MySQL userid cannot be more than 15 characters long
    userid="${userid:0:15}"
    passwd=`get_password "$userid@mysql"`

    mysqladmin create "$dbname"
    echo "GRANT ALL PRIVILEGES ON \`$dbname\`.* TO \`$userid\`@localhost IDENTIFIED BY '$passwd';" | \
        mysql

    # Setting up Nginx mapping

    cat > "/etc/nginx/conf.d/$1.conf" <<END
server
	{
		listen       80;
		server_name $1;
		index index.html index.htm index.php default.html default.htm default.php;
		root  /var/www/$1;

		location / {
			try_files \$uri @apache;
			}

		location @apache {
			internal;
			proxy_pass http://127.0.0.1:168;
			include proxy.conf;
			}

		location ~ .*\.(php|php5)?$
			{
				proxy_pass http://127.0.0.1:168;
				include proxy.conf;
			}

		location ~ .*\.(gif|jpg|jpeg|png|bmp|swf|ico)$
			{
				expires      30d;
			}

		location ~ .*\.(js|css)?$
			{
				expires      12h;
			}

		$al
	}
END

cat >> "/root/$1.mysql.txt" <<END
[wordpress_myqsl]
dbname = $dbname
username = $userid
password = $passwd
END
    invoke-rc.d nginx reload
		

	ServerAdmin=""
	read -p "Please input Administrator Email Address:" ServerAdmin
	if [ "$ServerAdmin" == "" ]; then
		echo "Administrator Email Address will set to webmaster@example.com!"
		ServerAdmin="webmaster@example.com"
	else
	echo "==========================="
	echo Server Administrator Email="$ServerAdmin"
	echo "==========================="
	fi
	cat >/etc/apache2/conf.d/$1.conf<<eof
<VirtualHost *:168>
ServerAdmin $ServerAdmin
php_admin_value open_basedir "/var/www/$1:/tmp/:/var/tmp/:/proc/"
DocumentRoot /var/www/$1
ServerName $1
</VirtualHost>
#ErrorLog /var/log/apache2/$1_error.log
#CustomLog /var/log/apache2/$1_access.log combined
eof
		
/etc/init.d/apache2 restart
	
	cat >> "/root/$1.mysql.txt" <<END
[typycho_myqsl]
dbname = $dbname
username = $userid
password = $passwd
END

	echo "mysql dataname:" $dbname
	echo "mysql username:" $userid
	echo "mysql passwd:" $passwd
}

function print_info {
    echo -n -e '\e[1;36m'
    echo -n $1
    echo -e '\e[0m'
}

function print_warn {
    echo -n -e '\e[1;33m'
    echo -n $1
    echo -e '\e[0m'
}



    # Generating a new password for the root user.
    passwd=`get_password root@mysql`
    mysqladmin password "$passwd"
    cat > ~/.my.cnf <<END
[client]
user = root
password = $passwd
END
    chmod 600 ~/.my.cnf