Imports github.com/bdwyertech/proxyplease github.com/elazarl/goproxy github.com/jellydator/ttlcache/v2 github.com/sirupsen/logrus golang.org/x/sync/singleflight Standard library imports bufio context crypto/rand crypto/rsa crypto/tls crypto/x509 crypto/x509/pkix encoding/pem errors flag math/big net net/http net/url os os/signal os/user path strings time