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hiromark id:hiromark

bashã¨shellã«é–¢ã™ã‚‹hiromarkã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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hiromark 2015/05/05
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shell

bash
ãƒªãƒ³ã‚¯
bashã§ç´ æ™´ã‚‰ã—ãç”Ÿç”£æ€§ã‚’ä¸Šã’ã‚‹ãŸã‚ã®10ã®ãƒ†ã‚¯ãƒ‹ãƒƒã‚¯ | Yakst
ã‚ˆãä½¿ã†ã‚³ãƒžãƒ³ãƒ‰ã®çµ„ã¿åˆã‚ã›ã‚’é–¢æ•°ã¨ã—ã¦.bashrcã«æ›¸ã„ã¦ãŠãäº‹ã§ã€è‰²ã€…ãªæ“ä½œãŒç°¡å˜ã«ãªã‚‹ã€‚ç†è€…ã®.bashrcã¨ãã“ã«æ›¸ã‹ã‚ŒãŸå®Ÿç”¨çš„ãªé–¢æ•°ã®ã‚µãƒ³ãƒ—ãƒ«ã€ä½¿ç”¨ä¾‹ã€‚ (è¨³è€…æ³¨) åŽŸæ–‡ã‚¿ã‚¤ãƒˆãƒ«ãŒã€ŒTen tips for wonderful bash productivityã€ãªã®ã§ã€10ã®ãƒ†ã‚¯ãƒ‹ãƒƒã‚¯ã¨ã„ã†ã‚¿ã‚¤ãƒˆãƒ«ã«ã—ã¦ã„ã¾ã™ãŒã€å®Ÿéš›ã«ã¯9ã¤ã—ã‹ã‚ã‚Šã¾ã›ã‚“ã€‚åŽŸæ–‡ç†è€…ã«æŒ‡æ‘˜ã—ãŸã¨ã“ã‚æœ¬äººã‚‚è‡ªè¦šã•ã‚Œã¦ã„ãªã‹ã£ãŸæ¨¡æ§˜ï¼Ÿã§ã™ã€‚æ‚ªã—ã‹ã‚‰ãšã€‚ ç§ã¯ã„ã¤ã‚‚è‡ªåˆ†ã®bashã®ç’°å¢ƒã‚’ã„ã˜ã£ãŸã‚Šç›´ã—ãŸã‚Šã—ã¦ã„ã¾ã™ã€‚åŒã˜ã‚ˆã†ãªå•é¡Œã«ä½•åº¦ã‚‚éé‡ã—ã¦ã¯ã€ãã®åº¦ã«è§£æ±ºç–ã‚’æŽ¢ã•ãã°ãªã‚Šã¾ã›ã‚“ã€‚ã†ã‚“ã–ã‚Šã—ã¦åº§ã‚Šè¾¼ã‚“ã§ã—ã¾ã†ã¾ã§ãã‚Œã¯ç¶šãã¾ã™ã€‚ãŠå‰ã„ã¤ã‚‚åº§ã£ã¦ä»•äº‹ã—ã¦ã‚‹ã ã‚ã£ã¦ï¼Ÿ ãˆãˆã€ã§ã‚‚ã‚‚ã†çš†ã•ã‚“ãŠåˆ†ã‹ã‚Šã§ã—ã‚‡ã†ã€‚ãã†ã„ã†å ´åˆã¯ã€ã‚«ã‚¹ã‚¿ãƒ é–¢æ•°ã‚’ä½œã£ã¦ã€ãã‚Œã‚’.bashrcã«æ›¸ãè¾¼ã‚“ã§ã€ãƒã‚°ã‚¤ãƒ³ã™ã‚‹å¯èƒ½æ€§ã®ã‚ã‚‹ãƒžã‚·ãƒ³å…¨éƒ¨ã«å…¥
hiromark 2015/02/09
bash

shell

linux
ãƒªãƒ³ã‚¯
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ã‚·ã‚§ãƒ«ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã«ãŠã„ã¦ã€ãƒ«ãƒ¼ãƒ—ã‚«ã‚¦ãƒ³ã‚¿ãªã©ã‚’ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆã™ã‚‹ã¨ãã€ã©ã®ã‚ˆã†ã«ã—ã¾ã™ã‹ï¼Ÿ ã„ããªã‚Šã§ã™ãŒã‚µãƒ³ãƒ—ãƒ«ã‹ã‚‰ã€‚ #!/bin/bash COUNT=0 while [ $COUNT -lt 1000 ]; do # ä½•ã‹ã®å‡¦ç† COUNT=`expr $COUNT + 1` # COUNT ã‚’ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆ done expr ã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ã†ï¼Ÿ ã‚·ã‚§ãƒ«ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®å…¥é–€è¨˜äº‹ãªã©ã‚’è¦‹ã‚‹ã¨ã€å¤‰æ•°ã®ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆã«ä¸Šè¨˜ã®ã‚ˆã†ãª COUNT=`expr $COUNT + 1` ã‚’ç”¨ã„ã¦ã„ã‚‹ã‚‚ã®ãŒå¤šãã‚ã‚Šã¾ã™ã€‚ ã—ã‹ã—ã€ã“ã®æ›¸ãæ–¹ã¯ ã¨ã¦ã‚‚é…ã„ ã§ã™ã€‚ç©ºã®ãƒ«ãƒ¼ãƒ—ã‚’1000å›žç¹°ã‚Šè¿”ã™ã ã‘ã§ã‚‚æ‰‹å…ƒã® mac (Core i7) ã§ç´„2ç§’ã‚‚ã‹ã‹ã£ã¦ã—ã¾ã„ã¾ã—ãŸã€‚
hiromark 2014/12/28
linux

shell

bash
ãƒªãƒ³ã‚¯
Bash specially-crafted environment variables code injection attack
This article was originally published on the Red Hat Customer Portal. The information may no longer be current. Update 2014-09-30 19:30 UTC Questions have arisen around whether Red Hat products are vulnerable toÂ CVE-2014-6277Â andÂ CVE-2014-6278.Â We have determined thatÂ RHSA-2014:1306,Â RHSA-2014:1311,Â andÂ RHSA-2014:1312Â successfully mitigate the vulnerability and no additional actions need to be ta
hiromark 2014/09/25
ã†ã‚ã

shell

bash

security
ãƒªãƒ³ã‚¯
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