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Remove client-side code for channel setup, headed toward a dumb client.

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This commit is contained in:
Ian Gulliver
2015-02-09 04:54:12 +00:00
parent ac97f35e3c
commit a78c8461d6
3 changed files with 13 additions and 31 deletions
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7
auth-client.cc
View File

@@ -10,7 +10,6 @@ static const struct option long_options[] = {
{"server_public_key_filename", required_argument, NULL, 'r'},
{"server_address", required_argument, NULL, 'a'},
{"server_port", required_argument, NULL, 't'},
{"channel_bitrate", required_argument, NULL, 'b'},
};
int main(int argc, char *argv[]) {
@@ -19,7 +18,6 @@ int main(int argc, char *argv[]) {
std::string server_public_key_filename;
std::string server_address;
std::string server_port;
std::list<uint32_t> channel_bitrates;
{
int option, option_index;
while ((option = getopt_long(argc, argv, "s:", long_options, &option_index)) != -1) {
@@ -39,9 +37,6 @@ int main(int argc, char *argv[]) {
case 't':
server_port = optarg;
break;
case 'b':
channel_bitrates.push_back(strtoul(optarg, NULL, 10));
break;
}
}
}
@@ -54,7 +49,7 @@ int main(int argc, char *argv[]) {
PublicKey server_public_key;
server_public_key.ReadFromFile(server_public_key_filename);
auto client = CryptoPubClient::FromHostname(server_address, server_port, secret_key, server_public_key, channel_bitrates);
auto client = CryptoPubClient::FromHostname(server_address, server_port, secret_key, server_public_key);
client->Loop();
std::cerr << "Shutting down" << std::endl;

31
crypto.cc
View File

@@ -24,13 +24,16 @@
#define TLV_TYPE_ENCRYPTED_BLOB 0x0000
#define TLV_TYPE_NONCE 0x0001
#define TLV_TYPE_PUBLIC_KEY 0x0002
#define TLV_TYPE_DOWNSTREAM_BITRATE 0x0003
#define TLV_TYPE_OPAQUE 0x0003
#define TLV_TYPE_DOWNSTREAM_BITRATE 0x0004
#define TLV_TYPE_ENCRYPTED 0x8000
#define TLV_TYPE_HANDSHAKE 0x8001
#define TLV_TYPE_HANDSHAKE_SECURE 0x8002
#define TLV_TYPE_TUNNEL_REQUEST 0x8003
#define TLV_TYPE_CHANNEL 0x8004
#define TLV_TYPE_PING 0x8003
#define TLV_TYPE_PONG 0x8004
#define TLV_TYPE_TUNNEL_REQUEST 0x8005
#define TLV_TYPE_CHANNEL 0x8006
void CryptoUtil::GenKey(SharedKey* key) {
@@ -465,10 +468,9 @@ void CryptoPubServerConnection::OnError(const short what) {
}
CryptoPubClient::CryptoPubClient(struct sockaddr* addr, socklen_t addrlen, const SecretKey& secret_key, const PublicKey& server_public_key, const std::list<uint32_t>& channel_bitrates)
CryptoPubClient::CryptoPubClient(struct sockaddr* addr, socklen_t addrlen, const SecretKey& secret_key, const PublicKey& server_public_key)
: CryptoPubConnBase(secret_key),
event_base_(event_base_new()),
channel_bitrates_(channel_bitrates) {
event_base_(event_base_new()) {
bev_ = bufferevent_socket_new(event_base_, -1, BEV_OPT_CLOSE_ON_FREE);
peer_public_key_.FromString(server_public_key.AsString());
CryptoUtil::PrecalculateKey(secret_key_, peer_public_key_, &precalc_key_);
@@ -483,14 +485,14 @@ CryptoPubClient::~CryptoPubClient() {
event_base_free(event_base_);
}
CryptoPubClient* CryptoPubClient::FromHostname(const std::string& server_address, const std::string& server_port, const SecretKey& secret_key, const PublicKey& server_public_key, const std::list<uint32_t>& channel_bitrates) {
CryptoPubClient* CryptoPubClient::FromHostname(const std::string& server_address, const std::string& server_port, const SecretKey& secret_key, const PublicKey& server_public_key) {
struct addrinfo* res;
int gai_ret = getaddrinfo(server_address.c_str(), server_port.c_str(), NULL, &res);
if (gai_ret) {
std::cerr << "Failed to resolve server_address: " << gai_strerror(gai_ret) << std::endl;
return nullptr;
}
auto ret = new CryptoPubClient((struct sockaddr*)res->ai_addr, res->ai_addrlen, secret_key, server_public_key, channel_bitrates);
auto ret = new CryptoPubClient((struct sockaddr*)res->ai_addr, res->ai_addrlen, secret_key, server_public_key);
freeaddrinfo(res);
return ret;
}
@@ -502,8 +504,6 @@ void CryptoPubClient::OnHandshake(const TLVNode& decoded) {
this->state_ = READY;
Log() << "Handshake successful" << std::endl;
SendTunnelRequest();
}
bool CryptoPubClient::OnMessage(const TLVNode& message) {
@@ -527,17 +527,6 @@ void CryptoPubClient::OnConnect() {
SendHandshake();
}
void CryptoPubClient::SendTunnelRequest() {
TLVNode tunnel_request(TLV_TYPE_TUNNEL_REQUEST);
for (auto channel_bitrate : channel_bitrates_) {
auto channel = new TLVNode(TLV_TYPE_CHANNEL);
channel_bitrate = htonl(channel_bitrate);
channel->AppendChild(new TLVNode(TLV_TYPE_DOWNSTREAM_BITRATE, std::string((char*)&channel_bitrate, sizeof(channel_bitrate))));
tunnel_request.AppendChild(channel);
}
EncryptSend(tunnel_request);
}
void CryptoPubClient::OnError() {
Log() << "Connection error" << std::endl;
}

6
crypto.h
View File

@@ -146,10 +146,10 @@ class CryptoPubServerConnection : public CryptoPubConnBase {
class CryptoPubClient : public CryptoPubConnBase {
public:
CryptoPubClient(struct sockaddr* addr, socklen_t addrlen, const SecretKey& secret_key, const PublicKey& server_public_key, const std::list<uint32_t>& channel_bitrates);
CryptoPubClient(struct sockaddr* addr, socklen_t addrlen, const SecretKey& secret_key, const PublicKey& server_public_key);
~CryptoPubClient();
static CryptoPubClient* FromHostname(const std::string& server_address, const std::string& server_port, const SecretKey& secret_key, const PublicKey& server_public_key, const std::list<uint32_t>& channel_bitrates);
static CryptoPubClient* FromHostname(const std::string& server_address, const std::string& server_port, const SecretKey& secret_key, const PublicKey& server_public_key);
void Loop();
@@ -164,6 +164,4 @@ class CryptoPubClient : public CryptoPubConnBase {
void SendTunnelRequest();
struct event_base* event_base_;
const std::list<uint32_t> channel_bitrates_;
};