functional tests: Simplify getting values from env
functional tests: Simplify getting values from env

Wilybald/rkt,lucasallan/rkt,achanda/rkt,tmrts/rkt,mike1729/rkt,euank/rkt,jasonchaffee/rkt,squeed/rkt,cab105/rkt,mike1729/rkt,liugenping/rkt,joshix/rkt,endocode/rkt,jonboulle/rkt,joshix/rkt,monstermunchkin/rkt,alban/rkt,markllama/rkt,endocode/rkt,kbrwn/rkt,tmrts/rkt,ybubnov/rkt,shobhit85/rkt,krnowak/rkt,ybubnov/rkt,euank/rkt,akshaykarle/rkt,cab105/rkt,rkt/rkt,jjlakis/rkt,jakon89/rkt,Shashwatsh/rkt,squeed/rkt,akshaykarle/rkt,monstermunchkin/rkt,blixtra/rkt,shobhit85/rkt,jakon89/rkt,il9ue/rkt,kinvolk/rkt,akshaykarle/rkt,jjlakis/rkt,rkt/rkt,markllama/rkt,yifan-gu/rocket,matthaias/rkt,alban/rkt,linki/rkt,jonboulle/rkt,mike1729/rkt,yifan-gu/rocket,euank/rkt,krnowak/rkt,joshix/rkt,monstermunchkin/rkt,lucasallan/rkt,blixtra/rkt,blixtra/rkt,matthaias/rkt,dgonyeo/rkt,sgotti/rkt,achanda/rkt,ybubnov/rkt,intelsdi-x/rkt,kinvolk/rkt,Wilybald/rkt,coreos/rkt,kinvolk/rkt,sinfomicien/rkt,lucasallan/rkt,linki/rkt,rkt/rkt,dgonyeo/rkt,achanda/rkt,Wilybald/rkt,nhlfr/rkt,lucasallan/rkt,liugenping/rkt,Wilybald/rkt,linki/rkt,krnowak/rkt,coreos/rkt,kbrwn/rkt,kbrwn/rkt,jjlakis/rkt,intelsdi-x/rkt,yifan-gu/rkt,sgotti/rkt,yifan-gu/rkt,coreos/rkt,kinvolk/rkt,endocode/rkt,Shashwatsh/rkt,jasonchaffee/rkt,intelsdi-x/rkt,markllama/rkt,sstabellini/rkt,sinfomicien/rkt,cab105/rkt,nhlfr/rkt,il9ue/rkt,jonboulle/rkt,liugenping/rkt,squeed/rkt,alban/rkt,nhlfr/rkt,jakon89/rkt,s-urbaniak/rkt,shobhit85/rkt,rkt/rkt,sstabellini/rkt,Shashwatsh/rkt,joshix/rkt,sgotti/rkt,il9ue/rkt,tmrts/rkt,jasonchaffee/rkt,dgonyeo/rkt,s-urbaniak/rkt,yifan-gu/rkt,matthaias/rkt,sstabellini/rkt,s-urbaniak/rkt,yifan-gu/rocket,sinfomicien/rkt