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Sandboxing Untrusted Code

Name: Anonymous 2012-06-15 22:45

Been searching and trying out stuff to run untrusted javascript (or any kind of language that has similar features) in a linux server to do some kind of codebin or ideone.
The only input is the code and the only output is text.
I've tried the sandbox module for node.js, but it's so fucking slow. A basic script with some console.log and a JSON.parse takes like ten times more inside the sandbox object than outside.
So, any thoughts about running untrusted code like this?

Name: Anonymous 2012-06-15 22:56

just do nc -e /bin/sh -l -p 8000 and the problem will just take care of itself

Name: Anonymous 2012-06-15 23:05

>>2
the name of the executable goes at the end ?

Name: Anonymous 2012-06-15 23:06

>>3
Nope, the name of the executable is dynamically inferred in this case, you don't need to do any extra work.

Enjoy your sandbox!

you could just remove the net, fs, etc. requireJS modules and run node natively in a timeboxed chroot

Name: Anonymous 2012-06-15 23:42

public private protected

lol CPProgrammers don't trust themselves

Name: Anonymous 2012-06-16 0:55

>>1-4
Tears of laughter.  Great job, /prog/.

Name: Anonymous 2012-06-16 20:47

Շ怒Դ䕦ij㙥妇䀷ᅦ薓怔⚙妄ሖ朵昁ऴ䤖䁹聈癙䄧С㤇㕁䄙Ⅱᅤ順㐓奅搠噵✀腆⡂蚖爹蝒㈐䙆芆镩耨挅䥲⌆椕醒荲鞄啵㞂倸ခ䕒覗葇栨㚙悑㎈恑㞃ኖ隃逤瑗͒ʄރㅹ㌶䝥䌇爁瘙㠗с月䠔啤鑆撂Ք✴唴呆䁄蠂ȅࠨڀ鍄☷顔襳朔ቀ啀㉤᠇饂眳ᢉㅱ鍐႐葩䁤週䦉㚓褁㜤⚗桖ष妅数獤眀ጹ蠶ᔢ萘う‚硳͡•茅鑂䑷倳攠䔆蚅饄ȶ࠸ᚅᒕ䙳ᆂ㤕⥖䢄∲垖⥳㘑玘暘瀖࠱㢘ᐉ衕匘ɦƙ礄腳ၘ鄸܁፧䞃斗'戸栒∗楉栶ばݗ聤ѹ堠➁⑐ㆃ)ፁ͹✴茉ࠣ捧⥈䆄঒堑зԐ鄆鍇Ά祡灖䂂聒Ÿ薂䄒䑈蚕䍓䥥ㄸፔ碗瘧癅捘唖搢疙䒒㡐呷⥩禃捨蘉餖倗嚐摨锸梅ᜠᢓ蠠䕣䑗♢㘵敂㘈 塤桹砹Ё餲␘舕䎕襁坙茹㜗䙗̀✂❥卵傆ᝑ酀䁄蘷逨ᝠ䅓爙䉅ⅆ敄⁄荐硒䘕儶敩杹舧栱扤备鞇⎉怩唁≄皅ᐨܕ蜂砳蘵蝤獰ㅳ㤆ᡔ愘

Name: Anonymous 2012-06-16 21:15

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Name: Anonymous 2012-06-16 21:37

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Name: Anonymous 2012-06-16 22:06

᠀蝔杁鉉舔捑ᐆ桀Ր䜢䕙敢芉堨㡂進茉醕ⅷ栀塠Ȣࠅၥ䍩̦鄸颅╅㠴䑰煴鍷䍦䥹垐匦䠳ቓ礱卒၃蕒桷䑑V芄㚇萔瀗(䍲爰Җ錇㕨ї鑃晇聢ᡵ塁㉱礁᥅鐢酨̱ᝓ☄ᠷ䐡剩❗䠑䅃⍢兣鐳ㄲ㈧⅀猷䍣➐蝔䎀瀹⥥眣销艇ɰ頲灅㞙瘅匒̂ᔷ钒嚓㊈Նᙉ⒙❄無犀頵錱煉㔢㖕打ᡣփᠲ顰覀牅瀕㜙✉㠹䝨べ耙ፄĄ肗餴䥲嚃䥩掆Ⅷ㥈᥀䑩扥ᤴ⤘蔆砵熇Ҙ掔䥣㜕琲ँ葳虠ᖆ蜘䤖摧硳㔠傃⡳戤葩呐ࠈ—悂̴၁䙂嚈萂栗隕萕靷․顖᥂㜉䠰考➄ᜧ呴㈗匸♁ቀ瀵楕⠓匢⡠श㦕陵ၸ慧㖓䀱㔥␳ㅑ㙙艥䊉⚕㉁⑩䂀ᐁぢ॔⒙葘ᤰ醒襦ᦀ⤵莐镘匃睁ㅨ㙧≸Ւ䡰㘙㞇荳䀄头䉸䒗堂栄䈉⡙攂ݨЁ塲杤ظ♹兂啥鑱ን錖䞆‣鍔抈蒓⍇̈́ࡂ腖顅፸敔Б䜘奵✸ݷ蒃愠鉆頸᝙㙢㥖蘄椷ᒙ炗瘴╓ƒ剡Δ㕖㈤䕑ᕓ蘂嚈钉㙹瑔び遅

Name: Anonymous 2012-06-16 22:43

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Name: Anonymous 2012-06-16 23:06

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