Imports github.com/songgao/water github.com/getlantern/grtrack github.com/ti-mo/conntrack github.com/getlantern/golog github.com/getlantern/ops github.com/stretchr/testify/assert github.com/getlantern/errors github.com/oxtoacart/bpool github.com/getlantern/fdcount Standard library imports encoding/binary fmt io math/rand net os/exec strconv strings sync sync/atomic syscall testing time os