Port snabbnfv/selftest.sh to test_env.
Port snabbnfv/selftest.sh to test_env.

eugeneia/snabb,Igalia/snabbswitch,kellabyte/snabbswitch,hb9cwp/snabbswitch,eugeneia/snabbswitch,heryii/snabb,alexandergall/snabbswitch,heryii/snabb,alexandergall/snabbswitch,dwdm/snabbswitch,eugeneia/snabb,dpino/snabb,dpino/snabb,pavel-odintsov/snabbswitch,alexandergall/snabbswitch,Igalia/snabb,plajjan/snabbswitch,Igalia/snabb,wingo/snabb,kbara/snabb,snabbco/snabb,andywingo/snabbswitch,dwdm/snabbswitch,dpino/snabb,andywingo/snabbswitch,Igalia/snabbswitch,eugeneia/snabb,Igalia/snabbswitch,kbara/snabb,mixflowtech/logsensor,mixflowtech/logsensor,dpino/snabb,kbara/snabb,pavel-odintsov/snabbswitch,mixflowtech/logsensor,lukego/snabb,alexandergall/snabbswitch,SnabbCo/snabbswitch,lukego/snabbswitch,lukego/snabbswitch,wingo/snabbswitch,lukego/snabb,snabbco/snabb,Igalia/snabb,wingo/snabb,aperezdc/snabbswitch,andywingo/snabbswitch,kbara/snabb,alexandergall/snabbswitch,snabbco/snabb,SnabbCo/snabbswitch,snabbco/snabb,pavel-odintsov/snabbswitch,dwdm/snabbswitch,justincormack/snabbswitch,Igalia/snabbswitch,kellabyte/snabbswitch,wingo/snabbswitch,dpino/snabb,fhanik/snabbswitch,hb9cwp/snabbswitch,eugeneia/snabbswitch,wingo/snabb,kbara/snabb,heryii/snabb,hb9cwp/snabbswitch,wingo/snabbswitch,hb9cwp/snabbswitch,xdel/snabbswitch,justincormack/snabbswitch,snabbnfv-goodies/snabbswitch,snabbnfv-goodies/snabbswitch,Igalia/snabb,dpino/snabbswitch,aperezdc/snabbswitch,fhanik/snabbswitch,mixflowtech/logsensor,eugeneia/snabb,aperezdc/snabbswitch,plajjan/snabbswitch,eugeneia/snabb,eugeneia/snabbswitch,Igalia/snabbswitch,virtualopensystems/snabbswitch,kbara/snabb,alexandergall/snabbswitch,SnabbCo/snabbswitch,justincormack/snabbswitch,fhanik/snabbswitch,snabbco/snabb,lukego/snabb,snabbco/snabb,pirate/snabbswitch,dpino/snabbswitch,alexandergall/snabbswitch,kellabyte/snabbswitch,Igalia/snabb,wingo/snabb,snabbnfv-goodies/snabbswitch,andywingo/snabbswitch,dpino/snabb,justincormack/snabbswitch,dpino/snabb,heryii/snabb,plajjan/snabbswitch,eugeneia/snabb,Igalia/snabb,Igalia/snabb,xdel/snabbswitch,wingo/snabb,eugeneia/snabbswitch,snabbco/snabb,pirate/snabbswitch,mixflowtech/logsensor,SnabbCo/snabbswitch,wingo/snabbswitch,pirate/snabbswitch,dpino/snabbswitch,snabbco/snabb,heryii/snabb,lukego/snabbswitch,xdel/snabbswitch,dpino/snabbswitch,alexandergall/snabbswitch,heryii/snabb,virtualopensystems/snabbswitch,plajjan/snabbswitch,eugeneia/snabb,wingo/snabb,Igalia/snabb,aperezdc/snabbswitch,lukego/snabbswitch,snabbnfv-goodies/snabbswitch,lukego/snabb,eugeneia/snabb,virtualopensystems/snabbswitch