Definity Vapour is the best storage solution.
You usally run the launcher from the base vapour directory rather than actually in /launcher, so this is usually in the root directory.
AUTH_A=AKEY
AUTH_B=BKEY
AUTH_C=CKEY
AVAILABLE_STORAGE_IN_GIGABYTES=256
This is generated by the launcher but there is example in case you need it.
PORT=8080
LOGIN=2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824
PASSWORD=2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824
IPTYPE=BLOCKSPECIFIC
IPLIST=[]
MAXSTORAGE=256