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62 lines
1.6 KiB
62 lines
1.6 KiB
package privval
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import (
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"fmt"
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"net"
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"github.com/pkg/errors"
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"github.com/tendermint/tendermint/crypto/ed25519"
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"github.com/tendermint/tendermint/libs/log"
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tmnet "github.com/tendermint/tendermint/libs/net"
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)
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// IsConnTimeout returns a boolean indicating whether the error is known to
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// report that a connection timeout occurred. This detects both fundamental
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// network timeouts, as well as ErrConnTimeout errors.
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func IsConnTimeout(err error) bool {
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switch errors.Cause(err).(type) {
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case EndpointTimeoutError:
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return true
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case timeoutError:
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return true
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default:
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return false
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}
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}
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// NewSignerListener creates a new SignerListenerEndpoint using the corresponding listen address
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func NewSignerListener(listenAddr string, logger log.Logger) (*SignerListenerEndpoint, error) {
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var listener net.Listener
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protocol, address := tmnet.ProtocolAndAddress(listenAddr)
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ln, err := net.Listen(protocol, address)
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if err != nil {
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return nil, err
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}
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switch protocol {
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case "unix":
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listener = NewUnixListener(ln)
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case "tcp":
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// TODO: persist this key so external signer can actually authenticate us
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listener = NewTCPListener(ln, ed25519.GenPrivKey())
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default:
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return nil, fmt.Errorf(
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"wrong listen address: expected either 'tcp' or 'unix' protocols, got %s",
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protocol,
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)
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}
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pve := NewSignerListenerEndpoint(logger.With("module", "privval"), listener)
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return pve, nil
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}
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// GetFreeLocalhostAddrPort returns a free localhost:port address
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func GetFreeLocalhostAddrPort() string {
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port, err := tmnet.GetFreePort()
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if err != nil {
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panic(err)
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}
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return fmt.Sprintf("127.0.0.1:%d", port)
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}
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