DragonX/lightwalletd
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frontend: implement SendTransaction

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This commit is contained in:
George Tankersley
2019-01-22 19:05:49 +00:00
parent d08abe82b4
commit 0cb0bb51af
6 changed files with 208 additions and 14 deletions
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41
cmd/server/main.go
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@@ -34,6 +34,8 @@ func init() {
})
}
// TODO stream logging
func LoggingInterceptor() grpc.ServerOption {
return grpc.UnaryInterceptor(logInterceptor)
}
@@ -73,12 +75,13 @@ func loggerFromContext(ctx context.Context) *logrus.Entry {
}
type Options struct {
bindAddr string `json:"bind_address,omitempty"`
dbPath string `json:"db_path"`
tlsCertPath string `json:"tls_cert_path,omitempty"`
tlsKeyPath string `json:"tls_cert_key,omitempty"`
logLevel uint64 `json:"log_level,omitempty"`
logPath string `json:"log_file,omitempty"`
bindAddr string `json:"bind_address,omitempty"`
dbPath string `json:"db_path"`
tlsCertPath string `json:"tls_cert_path,omitempty"`
tlsKeyPath string `json:"tls_cert_key,omitempty"`
logLevel uint64 `json:"log_level,omitempty"`
logPath string `json:"log_file,omitempty"`
zcashConfPath string `json:"zcash_conf,omitempty"`
}
func main() {
@@ -89,11 +92,12 @@ func main() {
flag.StringVar(&opts.tlsKeyPath, "tls-key", "", "the path to a TLS key file (optional)")
flag.Uint64Var(&opts.logLevel, "log-level", uint64(logrus.InfoLevel), "log level (logrus 1-7)")
flag.StringVar(&opts.logPath, "log-file", "", "log file to write to")
flag.StringVar(&opts.zcashConfPath, "conf-file", "", "conf file to pull RPC creds from")
// TODO prod metrics
// TODO support config from file and env vars
flag.Parse()
if opts.dbPath == "" {
if opts.dbPath == "" || opts.zcashConfPath == "" {
flag.Usage()
os.Exit(1)
}
@@ -136,13 +140,32 @@ func main() {
reflection.Register(server)
}
// Initialize Zcash RPC client. Right now (Jan 2018) this is only for
// sending transactions, but in the future it could back a different type
// of block streamer.
rpcClient, err := frontend.NewZRPCFromConf(opts.zcashConfPath)
if err != nil {
log.WithFields(logrus.Fields{
"error": err,
}).Warn("zcash.conf failed, will try empty credentials for rpc")
rpcClient, err = frontend.NewZRPCFromCreds("127.0.0.1:8232", "", "")
if err != nil {
log.WithFields(logrus.Fields{
"error": err,
}).Warn("couldn't start rpc conn. won't be able to send transactions")
}
}
// Compact transaction service initialization
service, err := frontend.NewSQLiteStreamer(opts.dbPath)
service, err := frontend.NewSQLiteStreamer(opts.dbPath, rpcClient)
if err != nil {
log.WithFields(logrus.Fields{
"db_path": opts.dbPath,
"error": err,
}).Fatal("couldn't create SQL streamer")
}).Fatal("couldn't create SQL backend")
}
defer service.(*frontend.SqlStreamer).GracefulStop()