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package privval
import (
"net"
"time"
"github.com/pkg/errors"
"github.com/tendermint/tendermint/crypto"
cmn "github.com/tendermint/tendermint/libs/common"
p2pconn "github.com/tendermint/tendermint/p2p/conn"
)
// Socket errors.
var (
ErrDialRetryMax = errors.New("dialed maximum retries")
)
// SocketDialer dials a remote address and returns a net.Conn or an error.
type SocketDialer func() (net.Conn, error)
// DialTCPFn dials the given tcp addr, using the given timeoutReadWrite and
// privKey for the authenticated encryption handshake.
func DialTCPFn(addr string, timeoutReadWrite time.Duration, privKey crypto.PrivKey) SocketDialer {
return func() (net.Conn, error) {
conn, err := cmn.Connect(addr)
if err == nil {
deadline := time.Now().Add(timeoutReadWrite)
err = conn.SetDeadline(deadline)
}
if err == nil {
conn, err = p2pconn.MakeSecretConnection(conn, privKey)
}
return conn, err
}
}
// DialUnixFn dials the given unix socket.
func DialUnixFn(addr string) SocketDialer {
return func() (net.Conn, error) {
unixAddr := &net.UnixAddr{Name: addr, Net: "unix"}
return net.DialUnix("unix", nil, unixAddr)
}
}