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IBM GPFS ÆÄÀϽýºÅÛ¿¡¼ sshÆ÷Æ® º¯°æ
ÀÛ¼ºÀÏ : 2012/01/27 18:28
±Û¾´ÀÌ : ÁÁÀºÁøÈ£ (
http://coffeenix.net/
)
Á¶È¸¼ö : 12496
[
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Á¦ ¸ñ : IBM GPFS ÆÄÀϽýºÅÛ¿¡¼ sshÆ÷Æ® º¯°æ
ÀÛ¼ºÀÚ : ÁÁÀºÁøÈ£(truefeel,
http://coffeenix.net/
)
ÀÛ¼ºÀÏ : 2011.11.18(±Ý)
Á¤¸®ÀÏ : 2011.12.5(¿ù)
IBM GPFS´Â Ŭ·¯½ºÅÍ ³ëµå°£¿¡ Åë½ÅÀ» ssh¿Í scp·Î ÇÑ´Ù(rsh, rcp·Îµµ ÇÏÁö¸¸ ºñÃß). º¸¾ÈÀ» À§ÇØ ssh ±âº» Æ÷Æ® 22¸¦ ´Ù¸¥ °ÍÀ¸·Î º¯°æÇÏ·Á¸é ¾î¶»°Ô ÇؾßÇÒ±î?
¸ÕÀú ³ëµå°£¿¡ ¿ø°Ý Åë½Å¿ë ¸í·ÉÀÌ ¾î¶² °ÍÀ¸·Î µÇ¾î ÀÖ´ÂÁö º¸ÀÚ. ssh¿Í scp·Î Åë½ÅÇÏ°í ÀÖ´Â°Ô È®ÀεȴÙ.
#
mmlscluster
GPFS cluster information
========================
GPFS cluster name: gpfs.node1
GPFS cluster id: 13882347407468541209
GPFS UID domain: gpfs.node1
Remote shell command: /usr/bin/ssh
Remote file copy command: /usr/bin/scp
... »ý·« ...
1. ssh Æ÷Æ® º¯°æ
22 ±âº»Æ÷Æ®¸¦ -> 2323 Æ÷Æ®·Î º¯°æÇÑ´Ù°í °¡Á¤Çغ¸ÀÚ.
GPFS°¡ ÇöÀç 22¹ø Æ÷Æ®·Î Åë½ÅÁßÀ̱⠶§¹®¿¡, ¹Ù·Î 2323Æ÷Æ®·Î º¯°æÇؼ´Â ¾ÈµÈ´Ù. 22¹ø°ú 2323Æ÷Æ®¸¦ 'µ¿½Ã¿¡' »ç¿ë°¡´ÉÇÏ°Ô sshd¸¦ ¼³Á¤ÇÑ´Ù. ±×¸®°í GPFS ¼³Á¤±îÁö ¿Ï·áµÈ µÚ¿¡ 2323Æ÷Æ®¸¸ »ç¿ëÇϵµ·Ï º¯°æÇØÁÖ¸é µÈ´Ù.
[ /etc/ssh/sshd_config ¼³Á¤ º¯°æ ]
Port 2323
Port 22
/etc/rc.d/init.d/sshd restart ÇÑ´Ù. (RHEL ±âÁØ)
2. GPFS¿ë ssh, scp ½ºÅ©¸³Æ®
2323Æ÷Æ®¸¦ »ç¿ëÇÏ´Â ssh¿Í scp ½ºÅ©¸³Æ®¸¦ ¸¸µç´Ù.
/usr/local/bin/ssh_p2323
#!/bin/sh
/usr/bin/ssh -p 2323 $@
/usr/local/bin/scp_p2323
#!/bin/sh
/usr/bin/scp -P 2323 $@
3. GPFS ¼³Á¤ º¯°æ
mmchcluster ¸í·ÉÀ¸·Î 2323 Æ÷Æ®¿ë ½ºÅ©¸³Æ®¸¦ »ç¿ëÇϵµ·Ï ¼³Á¤ÇÑ´Ù.
#
mmchcluster -r /usr/local/bin/ssh_p2323 -R /usr/local/bin/scp_p2323
mmsetrcmd: Command successfully completed
mmsetrcmd: Propagating the cluster configuration data to all
affected nodes. This is an asynchronous process.
#
mmlscluster
GPFS cluster information
========================
GPFS cluster name: gpfs.node1
GPFS cluster id: 13882347407468541209
GPFS UID domain: gpfs.node1
Remote shell command: /usr/local/bin/ssh_p2323
Remote file copy command: /usr/local/bin/scp_p2323
º¯°æÀÌ È®ÀεǾú´Ù. ÀÌÁ¦ /etc/ssh/sshd_config ¼³Á¤¿¡¼ 2323Æ÷Æ®¸¸ »ç¿ëÇϵµ·Ï º¯°æÇÏ°í sshd µ¥¸óÀ» Àç½ÇÇàÇÑ´Ù.
º¯°æµÈ Æ÷Æ®·Î Á¤»óÀûÀ¸·Î Åë½ÅÇÏ´ÂÁö »ìÆ캸´Â °ÍÀº °£´ÜÇÏ´Ù.
ÀÓÀÇ ³ëµå(³ëµå1À̶ó°í °¡Á¤)¿¡¼ /var/log/secure (RHEL ±âÁØ) ·Î±×¸¦ ¸ð´ÏÅ͸µ(tail -f /var/log/secure)ÇÑ´Ù.
±×¸®°í ´Ù¸¥ ³ëµå(³ëµå 2)¿¡¼ mmgetstate -a ¸í·ÉÀ» ³»¸°´Ù. ÀÌ ¶§ /var/log/secure ¿¡ ´ÙÀ½°ú °°Àº ·Î±×°¡ ½×ÀÎ´Ù¸é º¯°æµÈ Æ÷Æ®·Î Åë½ÅÇÑ °ÍÀÌ´Ù.
sshd[7667]: Accepted publickey for root from xxx.xxx.xxx.xxx port 42216 ssh2
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