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screen



2. TIPS

2.1. ´Ù¸¥ À¯ÀúÀÇ attach Çã¿ë


¼­·Î ´Ù¸¥ °èÁ¤ÀÇ È­¸éÀ» Çϳª·Î ÇÕÄ¡´Â ¹æ¹ý.

2.1.1. screen ½ÇÇà ÆÄÀÏÀÇ setuid Æ۹̼Ç


½ÃÀÛÇϱâ Àü¿¡ screen ½ÇÇà ÆÄÀÏ¿¡ setuid Æ۹̼ÇÀÌ ÁÖ¾îÁ® ÀÖ´ÂÁö È®ÀÎÇÏÀÚ. ´ÙÀ½°ú °°ÀÌ ³ªÅ¸³ª¸é setuid Æ۹̼ÇÀÌ ÁÖ¾îÁø °ÍÀÌ´Ù.
-rwsr-xr-x    1 root     root       478536 Jan 30  2003 /usr/bin/screen
±×·¸Áö ¾Ê´Ù¸é ´ÙÀ½ ¸í·ÉÀ¸·Î setuid Æ۹̼ÇÀ» ÁØ´Ù.
$ chmod u+s /usr/bin/screen

ÀÌÁ¦ µÎ »ç¿ëÀÚ °èÁ¤ sohee¿Í ohara°¡ ÀÖ´Ù°í ÇÏÀÚ. soheeÀÇ È­¸éÀ» ohara°¡ ÇÔ²² °øÀ¯ÇÏ·Á°í ÇÑ´Ù.

2.1.2. sohee°¡ ÇÒ ÀÏ


¿ì¼±, soheeÀÇ .screenrc¿¡ ´ÙÀ½ ³»¿ëÀ» Ãß°¡ÇÑ´Ù.
multiuser on
acladd ohara
±×¸®°í screenÀ» ½ÇÇàÇÑ´Ù.
$ screen
¼¼¼ÇÀ» È®ÀÎÇÑ´Ù.
$ screen -list
There is a screen on:
        18902.pts-3.wind (Multi, attached)
1 Socket in /tmp/screens/S-sohee.

2.1.3. ohara°¡ ÇÒ ÀÏ


´ÙÀ½Ã³·³ soheeÀÇ screen ¼¼¼Ç¸íÀ» ÁöÁ¤Çؼ­ attachÇÑ´Ù.

$ screen -x -S sohee/18902.pts-3.wind

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