use `with` for ssh subprocess
use `with` for ssh subprocess

rancher/os,1yvT0s/os,datawolf/os,fentas/os,datawolf/os,juliengk/os,duguhaotian/os,luxas/os,SvenDowideit/os,gizmotronic/os,rancherio/os,maxfierke/rancher-os,gizmotronic/os,datawolf/os,hairyhenderson/rancheros,gpndata/os,rowhit/os,imikushin/os,maxfierke/rancher-os,juliengk/os,1yvT0s/os,duguhaotian/os,OnePaaS/os,imikushin/os,maxfierke/rancher-os,rowhit/os,SvenDowideit/os,gpndata/os,ibuildthecloud/os,luxas/os,ibuildthecloud/os,OnePaaS/os,1yvT0s/os,rancherio/os,hairyhenderson/rancheros,arnononline/os,OnePaaS/os,hairyhenderson/rancheros,fentas/os,arnononline/os,duguhaotian/os,rancherio/os,fentas/os,gpndata/os,arnononline/os,luxas/os,rowhit/os,rancher/os