Variant f_call_user_func_rpc(int _argc, CStrRef host, int port, CStrRef auth,
int timeout, CVarRef function,
CArrRef _argv /* = null_array */) {
string shost = host.data();
if (!RuntimeOption::DebuggerRpcHostDomain.empty()) {
unsigned int pos = shost.find(RuntimeOption::DebuggerRpcHostDomain);
if (pos == string::npos ||
pos != shost.length() - RuntimeOption::DebuggerRpcHostDomain.size()) {
shost += RuntimeOption::DebuggerRpcHostDomain;
}
}
string url = "http://";
url += shost;
url += ":";
url += lexical_cast<string>(port);
url += "/call_user_func_serialized?auth=";
url += auth.data();
Array blob = CREATE_MAP2("func", function, "args", _argv);
String message = f_serialize(blob);
vector<string> headers;
LibEventHttpClientPtr http = LibEventHttpClient::Get(shost, port);
if (!http->send(url, headers, timeout < 0 ? 0 : timeout, false,
message.data(), message.size())) {
raise_error("Unable to send RPC request");
return false;
}
int code = http->getCode();
if (code <= 0) {
raise_error("Server timed out or unable to find specified URL: %s",
url.c_str());
return false;
}
int len = 0;
char *response = http->recv(len);
String sresponse(response, len, AttachString);
if (code != 200) {
raise_error("Internal server error: %d %s", code,
HttpProtocol::GetReasonString(code));
return false;
}
// This double decoding can be avoided by modifying RPC server to directly
// take PHP serialization format.
Variant res = f_unserialize(f_json_decode(sresponse));
if (!res.isArray()) {
raise_error("Internal protocol error");
return false;
}
if (res.toArray().exists("exception")) {
throw res["exception"];
}
return res["ret"];
}
bool XboxServer::PostMessage(const String& message,
const String& host /* = "localhost" */) {
if (isLocalHost(host)) {
Lock l(s_dispatchMutex);
if (!s_dispatcher) {
return false;
}
XboxTransport *job = new XboxTransport(message.toCppString());
job->incRefCount(); // paired with worker's decRefCount()
assert(s_dispatcher);
s_dispatcher->enqueue(job);
return true;
} else { // remote
string url = "http://";
url += host.data();
url += "/xbox_post_message";
std::vector<std::string> headers;
std::string hostStr(host.data());
LibEventHttpClientPtr http =
LibEventHttpClient::Get(hostStr, RuntimeOption::XboxServerPort);
if (http->send(url, headers, 0, false, message.data(), message.size())) {
int code = http->getCode();
if (code > 0) {
int len = 0;
char *response = http->recv(len);
String sresponse(response, len, AttachString);
if (code == 200 &&
same(
unserialize_from_string(
sresponse,
VariableUnserializer::Type::Internal
),
true
)
) {
return true;
}
}
}
}
return false;
}
bool XboxServer::SendMessage(const String& message,
Array& ret,
int timeout_ms,
const String& host /* = "localhost" */) {
if (isLocalHost(host)) {
XboxTransport *job;
{
Lock l(s_dispatchMutex);
if (!s_dispatcher) {
return false;
}
job = new XboxTransport(message);
job->incRefCount(); // paired with worker's decRefCount()
job->incRefCount(); // paired with decRefCount() at below
assert(s_dispatcher);
s_dispatcher->enqueue(job);
}
if (timeout_ms <= 0) {
timeout_ms = RuntimeOption::XboxDefaultLocalTimeoutMilliSeconds;
}
int code = 0;
String response = job->getResults(code, timeout_ms);
job->decRefCount(); // i'm done with this job
if (code > 0) {
ret.set(s_code, code);
if (code == 200) {
ret.set(s_response, unserialize_from_string(response));
} else {
ret.set(s_error, response);
}
return true;
}
} else { // remote
string url = "http://";
url += host.data();
url += '/';
url += RuntimeOption::XboxProcessMessageFunc;
int timeoutSeconds = timeout_ms / 1000;
if (timeoutSeconds <= 0) {
timeoutSeconds = RuntimeOption::XboxDefaultRemoteTimeoutSeconds;
}
string hostStr(host.data());
std::vector<std::string> headers;
LibEventHttpClientPtr http =
LibEventHttpClient::Get(hostStr, RuntimeOption::XboxServerPort);
if (http->send(url, headers, timeoutSeconds, false,
message.data(), message.size())) {
int code = http->getCode();
if (code > 0) {
int len = 0;
char *response = http->recv(len);
String sresponse(response, len, AttachString);
ret.set(s_code, code);
if (code == 200) {
ret.set(s_response, unserialize_from_string(sresponse));
} else {
ret.set(s_error, sresponse);
}
return true;
}
// code wasn't correctly set by http client, treat it as not found
ret.set(s_code, 404);
ret.set(s_error, "http client failed");
}
}
return false;
}
