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// This file is part of CAF, the C++ Actor Framework. See the file LICENSE in
// the main distribution directory for license terms and copyright or visit
// https://github.com/actor-framework/actor-framework/blob/master/LICENSE.
#define CAF_SUITE openssl.dynamic_remote_actor
#include "openssl-test.hpp"
#include <algorithm>
#include <signal.h>
#include <sstream>
#include <utility>
#include <vector>
#include "caf/all.hpp"
#include "caf/io/all.hpp"
#include "caf/openssl/all.hpp"
using namespace caf;
namespace {
constexpr char local_host[] = "127.0.0.1";
class config : public actor_system_config {
public:
config() {
load<io::middleman>();
load<openssl::manager>();
// Setting the "max consecutive reads" to 1 is highly likely to cause
// OpenSSL to buffer data internally and report "pending" data after a read
// operation. This will trigger `must_read_more` in the SSL read policy
// with high probability.
set("caf.middleman.max-consecutive-reads", 1);
}
};
struct fixture {
config server_side_config;
actor_system server_side{server_side_config};
config client_side_config;
actor_system client_side{client_side_config};
fixture() {
#ifdef CAF_LINUX
signal(SIGPIPE, SIG_IGN);
#endif
}
};
behavior make_pong_behavior() {
return {
[](int val) -> int {
++val;
MESSAGE("pong with " << val);
return val;
},
};
}
behavior make_ping_behavior(event_based_actor* self, const actor& pong) {
MESSAGE("ping with " << 0);
self->send(pong, 0);
return {
[=](int val) -> int {
if (val == 3) {
MESSAGE("ping with exit");
self->send_exit(self->current_sender(), exit_reason::user_shutdown);
MESSAGE("ping quits");
self->quit();
}
MESSAGE("ping with " << val);
return val;
},
};
}
std::string to_string(const std::vector<int>& vec) {
std::ostringstream os;
for (size_t i = 0; i + 1 < vec.size(); ++i)
os << vec[i] << ", ";
os << vec.back();
return os.str();
}
behavior make_sort_behavior() {
return {
[](std::vector<int>& vec) -> std::vector<int> {
MESSAGE("sorter received: " << to_string(vec));
std::sort(vec.begin(), vec.end());
MESSAGE("sorter sent: " << to_string(vec));
return std::move(vec);
},
};
}
behavior make_sort_requester_behavior(event_based_actor* self,
const actor& sorter) {
self->send(sorter, std::vector<int>{5, 4, 3, 2, 1});
return {
[=](const std::vector<int>& vec) {
MESSAGE("sort requester received: " << to_string(vec));
for (size_t i = 1; i < vec.size(); ++i)
CHECK_EQ(static_cast<int>(i), vec[i - 1]);
self->send_exit(sorter, exit_reason::user_shutdown);
self->quit();
},
};
}
behavior fragile_mirror(event_based_actor* self) {
return {
[=](int i) {
self->quit(exit_reason::user_shutdown);
return i;
},
};
}
behavior linking_actor(event_based_actor* self, const actor& buddy) {
MESSAGE("link to mirror and send dummy message");
self->link_to(buddy);
self->send(buddy, 42);
return {
[](int i) { CHECK_EQ(i, 42); },
};
}
} // namespace
BEGIN_FIXTURE_SCOPE(fixture)
using openssl::publish;
using openssl::remote_actor;
CAF_TEST_DISABLED(identity_semantics) {
// server side
auto server = server_side.spawn(make_pong_behavior);
auto port1 = unbox(publish(server, 0, local_host));
auto port2 = unbox(publish(server, 0, local_host));
CAF_REQUIRE_NOT_EQUAL(port1, port2);
auto same_server = unbox(remote_actor(server_side, local_host, port2));
CAF_REQUIRE_EQUAL(same_server, server);
CHECK_EQ(same_server->node(), server_side.node());
auto server1 = unbox(remote_actor(client_side, local_host, port1));
auto server2 = unbox(remote_actor(client_side, local_host, port2));
CHECK_EQ(server1, remote_actor(client_side, local_host, port1));
CHECK_EQ(server2, remote_actor(client_side, local_host, port2));
anon_send_exit(server, exit_reason::user_shutdown);
}
CAF_TEST_DISABLED(ping_pong) {
// server side
auto port
= unbox(publish(server_side.spawn(make_pong_behavior), 0, local_host));
// client side
auto pong = unbox(remote_actor(client_side, local_host, port));
client_side.spawn(make_ping_behavior, pong);
}
CAF_TEST_DISABLED(custom_message_type) {
// server side
auto port
= unbox(publish(server_side.spawn(make_sort_behavior), 0, local_host));
// client side
auto sorter = unbox(remote_actor(client_side, local_host, port));
client_side.spawn(make_sort_requester_behavior, sorter);
}
CAF_TEST_DISABLED(remote_link) {
// server side
auto port = unbox(publish(server_side.spawn(fragile_mirror), 0, local_host));
// client side
auto mirror = unbox(remote_actor(client_side, local_host, port));
auto linker = client_side.spawn(linking_actor, mirror);
scoped_actor self{client_side};
self->wait_for(linker);
MESSAGE("linker exited");
self->wait_for(mirror);
MESSAGE("mirror exited");
}
END_FIXTURE_SCOPE()
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