SSH might surprise you — in all the wrong ways

OpenSSH has some very peculiar handling around command line arguments. It was only after nearly 23 years of using OpenSSH on an almost daily basis that I encountered this issue. TL;DR If you just want the short summary, I suggest you skip to “A few simple examples where this really bites you” section. Background A while back I was assisting a mentee with a script to automate some tasks and we were

[tmatsuu]

ssh越しの引数展開が謎すぎる件。厳しい。