Imports github.com/jtacoma/uritemplates github.com/miekg/dns github.com/oschwald/maxminddb-golang github.com/pion/dtls/v2 github.com/pkg/errors github.com/sirupsen/logrus golang.org/x/net/http2 Standard library imports bufio bytes context crypto/sha256 crypto/tls crypto/x509 encoding/base64 encoding/binary errors expvar fmt io io/ioutil math math/rand net net/http os path/filepath regexp strconv strings sync time