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blackbox_test.go
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blackbox_test.go
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package bertybridge_test
import (
"encoding/base64"
"fmt"
"io/ioutil"
"os"
"github.com/gogo/protobuf/proto"
"berty.tech/berty/v2/go/framework/bertybridge"
"berty.tech/berty/v2/go/pkg/accounttypes"
bridge_svc "berty.tech/berty/v2/go/pkg/bertybridge"
"berty.tech/berty/v2/go/pkg/protocoltypes"
)
func Example() {
tmpdir, err := ioutil.TempDir("", "example")
checkErr(err)
defer os.RemoveAll(tmpdir)
// create and start the bridge
var b *bertybridge.Bridge
{
config := bertybridge.NewConfig()
if false { // disabled in example, but not commented to be sure that compiler performs various checks
config.SetLifeCycleDriver(nil)
config.SetLoggerDriver(nil)
config.SetNotificationDriver(nil)
}
// set bridge root dir
config.SetRootDir(tmpdir)
b, err = bertybridge.NewBridge(config)
checkErr(err)
defer b.Close()
fmt.Println("[+] initialized.")
}
args := []string{
"--log.filters=info+:bty*,-*.grpc warn+:*.grpc error+:*",
"--log.format=console",
"--node.display-name=",
"--node.listeners=/ip4/127.0.0.1/tcp/0/grpcws",
"--p2p.swarm-listeners=/ip4/0.0.0.0/tcp/0,/ip6/::/tcp/0",
"--p2p.mdns=false",
"--p2p.webui-listener=:3000",
"--store.dir=" + tmpdir,
}
// open account
{
// create `CreateAccount` Input
input := &accounttypes.CreateAccount_Request{Args: args}
payload, err := proto.Marshal(input)
checkErr(err)
// Serialize request
in := &bridge_svc.ClientInvokeUnary_Request{
MethodDesc: &bridge_svc.MethodDesc{
Name: "/berty.account.v1.AccountService/CreateAccount",
},
Payload: payload,
}
reqb64, err := encodeProtoMessage(in)
checkErr(err)
// invoke through bridge client
ret, err := b.InvokeBridgeMethod("/berty.bridge.v1.BridgeService/ClientInvokeUnary", reqb64)
checkErr(err)
var output bridge_svc.ClientInvokeUnary_Reply
err = decodeProtoMessage(ret, &output)
checkErr(err)
// deserialize reply
var res bridge_svc.ClientInvokeUnary_Reply
err = decodeProtoMessage(ret, &res)
checkErr(err)
fmt.Println("[+] account opened.")
}
// check for GRPC listeners
{
// create `InstanceGetConfiguration` Input
input := &accounttypes.GetGRPCListenerAddrs_Request{}
payload, err := proto.Marshal(input)
checkErr(err)
// Serialize request
in := &bridge_svc.ClientInvokeUnary_Request{
MethodDesc: &bridge_svc.MethodDesc{
Name: "/berty.account.v1.AccountService/GetGRPCListenerAddrs",
},
Payload: payload,
}
reqb64, err := encodeProtoMessage(in)
checkErr(err)
// invoke through bridge client
ret, err := b.InvokeBridgeMethod("/berty.bridge.v1.BridgeService/ClientInvokeUnary", reqb64)
checkErr(err)
var output bridge_svc.ClientInvokeUnary_Reply
err = decodeProtoMessage(ret, &output)
checkErr(err)
// deserialize reply
var res accounttypes.GetGRPCListenerAddrs_Reply
err = proto.Unmarshal(output.Payload, &res)
checkErr(err)
hasGRPCWeb := false
hasGRPCWebSocket := false
for _, entry := range res.Entries {
switch entry.Proto {
case "ip4/tcp/grpcweb":
hasGRPCWeb = true
case "ip4/tcp/grpcws":
hasGRPCWebSocket = true
}
}
fmt.Println("[+] has grpc-web listener: ", hasGRPCWeb) // no, because `--node.listeners` does not contain grpcweb
fmt.Println("[+] has websocket listener: ", hasGRPCWebSocket) // yes, because `--node.listeners`` contains grpcws
}
// make unary call to underlying `BertyMessenger` Service
{
// create `InstanceGetConfiguration` Input
input := &protocoltypes.InstanceGetConfiguration_Request{}
payload, err := proto.Marshal(input)
checkErr(err)
// Serialize request
in := &bridge_svc.ClientInvokeUnary_Request{
MethodDesc: &bridge_svc.MethodDesc{
Name: "/berty.protocol.v1.ProtocolService/InstanceGetConfiguration",
},
Payload: payload,
}
reqb64, err := encodeProtoMessage(in)
checkErr(err)
// invoke through bridge client
ret, err := b.InvokeBridgeMethod("/berty.bridge.v1.BridgeService/ClientInvokeUnary", reqb64)
checkErr(err)
var output bridge_svc.ClientInvokeUnary_Reply
err = decodeProtoMessage(ret, &output)
checkErr(err)
var res protocoltypes.InstanceGetConfiguration_Reply
err = proto.Unmarshal(output.Payload, &res)
checkErr(err)
fmt.Println("[+] has more than one swarm listener:", len(res.Listeners) > 1)
// log.Println("ret", godev.PrettyJSON(output))
}
// Output:
// [+] initialized.
// [+] account opened.
// [+] has grpc-web listener: false
// [+] has websocket listener: true
// [+] has more than one swarm listener: true
}
func checkErr(err error) {
if err != nil {
fmt.Fprintf(os.Stderr, "%+v\n", err)
panic(err)
}
}
func decodeProtoMessage(input string, output proto.Message) error {
dec, err := base64.StdEncoding.DecodeString(input)
if err != nil {
return err
}
return proto.Unmarshal(dec, output)
}
func encodeProtoMessage(input proto.Message) (string, error) {
data, err := proto.Marshal(input)
if err != nil {
return "", err
}
return base64.StdEncoding.EncodeToString(data), nil
}