Local -> Remote (no passwd login)

1. Key generating

- Local server home directory $> ssh-keygen -t dsa    <enter>

Show message

Generating public/private dsa key pair.
Enter file in which to save the key (/home/hadoop/.ssh/id_dsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:

<all enter>

The key fingerprint is:
34:23:12:e5:d3:53:323:34......................................  user_name@hostname


2. Brings Local server created key from  remote server.
Remote server home directory $> scp user_name@hostname:~/.ssh/id_dsa.pub .ssh/authorized_keys
user_name@hostname server's password input and enter.


3. from remote server to Local server ssh login
ssh user_name@hostname   <enter>
if no problem then no password login, success.


4. if failed then to do.
remote server directory privilege
1) if home directory name is "hadoop" then chmod 755 hadoop   <enter>
2) .ssh directory privilege is 700
3) authorized_keys file privilege is 644

and

try sshd config change

vi /etc/ssh/sshd_config  <enter>

 - change list -

1> StrictModes no
2> RSAAuthentication yes
3> PubkeyAuthentication yes
4> AuthorizedKeysFile    .ssh/authorized_keys

<save & exit>

/etc/init.d/sshd restart     <enter>


try ssh login

First
Download httpd source.
http://apache.tt.co.kr/httpd/httpd-2.2.11.tar.gz 

Second
Move and Uncompress.
- mv httpd-2.2.11.tar.gz /usr/local/
- tar xvfz httpd-2.2.11.tar.gz
- cd httpd-2.2.11

Third
Source tree setting. use to "./configure". and make & make install.
- ./configure --prefix=/usr/local/apache2 --enable-rewrite=shared --enable-speling=shared
- make & make install

Fourth
Environmental set. and Start.
- vim /usr/local/apache2/conf/httpd.conf
Edit ServerName,
- /usr/local/apache2/bin/apachectl -f /usr/local/apache2/conf/httpd.conf

First,
Download JDK. (J2SE)
- JDK 1.6.0_06 version download
- if break url then try to here

Second,
Move and Run!, bin file.
- mv jdk-6u6-linux-i586.bin /usr/local/
- chmod 755 jdk-6u6-linux-i586.bin
- ./jdk-6u6-linux-i586.bin
- All questions press the "enter"

Third,
Rename Directory.
- mv jdk-6u6-linux-i586 java

fourth,
Enviroment Setting.
- vim /etc/profile
- Go to last line.
- Input this.
PATH="$PATH:/usr/local/java"
export JAVA_HOME="/usr/local/java"
export PATH=$JAVA_HOME/bin:$PATH
- save and exit.
- source /etc/profile

fifth,
Check Java's version
- java -version
- Check 1.6.0_06 version, if you see 1.6.0 then established well.



When you have any questions, send the mail to alloe130@gmail.com.

아주 온화하다~ ㅋㅋ