anis-campos

class NetworkUtils(private val context: Context) {
   fun isConnected(): Boolean {
        val cm = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
        val activeNetwork: NetworkInfo? = cm.activeNetworkInfo
        var result = false
        if (activeNetwork != null) {
            result = activeNetwork.isConnectedOrConnecting
        }
        return result
    }

anis-campos

#----- Create a Docker for cross-compilation -----#
mkdir build && cd $_
docker run -it --rm -v `pwd`:/build golang:1.8.3 /bin/bash
#----- Inside docker -----#
go get github.com/elastic/beats       
cd /go/src/github.com/elastic/beats/filebeat/
git checkout v5.6.3
GOARCH=arm go build
cp filebeat /build
exit

anis-campos

for v in  `docker images | tail -n +2 |grep -v -e "none\|syncer"|awk '{print $1}'` ; do docker pull $v; done;