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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/vespalib/testkit/test_kit.h>
#include <vespa/vespalib/process/process.h>
#include <vespa/vespalib/util/size_literals.h>
#include <vespa/vespalib/util/stringfmt.h>
#include <vespa/vespalib/util/time.h>
#include <thread>
#include <atomic>
#include <csignal>
// reserved in vespa/factory/doc/port-ranges.txt
static const int PORT0 = 18570;
using vespalib::Process;
using vespalib::make_string_short::fmt;
int run_proc(Process &proc, vespalib::string &output) {
proc.close();
for (auto mem = proc.obtain(); mem.size > 0; mem = proc.obtain()) {
output.append(mem.data, mem.size);
proc.evict(mem.size);
}
return proc.join();
}
void consume_result(Process &proc) {
vespalib::string output;
int status = run_proc(proc, output);
fprintf(stderr, "child output(server): >>>%s<<<\n", output.c_str());
if (status != 0) {
// Allow 'killed by SIGTERM' result status. This is needed as
// some clients will exit with success status even when the
// server is not yet running, resulting in the server being
// killed before it has installed any signal handlers.
EXPECT_TRUE(status & 0x80000000);
status &= 0x7fffffff;
EXPECT_TRUE(WIFSIGNALED(status));
EXPECT_EQUAL(WTERMSIG(status), SIGTERM);
}
}
bool run_with_retry(const vespalib::string &cmd) {
for (size_t retry = 0; retry < 60; ++retry) {
if (retry > 0) {
fprintf(stderr, "retrying command in 500ms...\n");
std::this_thread::sleep_for(500ms);
}
vespalib::string output;
Process proc(cmd, true);
int status = run_proc(proc, output);
fprintf(stderr, "child output(client): >>>%s<<<\n", output.c_str());
if (status == 0) {
return true;
}
}
fprintf(stderr, "giving up...\n");
return false;
}
TEST("usage") {
EXPECT_FALSE(Process::run("exec ../../examples/ping/fnet_pingserver_app"));
EXPECT_FALSE(Process::run("exec ../../examples/ping/fnet_pingclient_app"));
EXPECT_FALSE(Process::run("exec ../../examples/frt/rpc/fnet_rpc_client_app"));
EXPECT_FALSE(Process::run("exec ../../examples/frt/rpc/fnet_rpc_server_app"));
EXPECT_FALSE(Process::run("exec ../../examples/frt/rpc/fnet_echo_client_app"));
EXPECT_FALSE(Process::run("exec ../../examples/frt/rpc/vespa-rpc-info"));
EXPECT_FALSE(Process::run("exec ../../examples/frt/rpc/vespa-rpc-invoke-bin"));
EXPECT_FALSE(Process::run("exec ../../examples/frt/rpc/fnet_rpc_callback_server_app"));
EXPECT_FALSE(Process::run("exec ../../examples/frt/rpc/fnet_rpc_callback_client_app"));
}
TEST("timeout") {
vespalib::string out;
EXPECT_TRUE(Process::run("exec ../../examples/timeout/fnet_timeout_app", out));
fprintf(stderr, "%s\n", out.c_str());
}
TEST_MT_F("ping", 2, pid_t(-1)) {
if (thread_id == 0) {
Process proc(fmt("exec ../../examples/ping/fnet_pingserver_app tcp/%d",
PORT0), true);
f1 = proc.pid();
TEST_BARRIER();
TEST_DO(consume_result(proc));
} else {
TEST_BARRIER();
EXPECT_TRUE(run_with_retry(fmt("exec ../../examples/ping/fnet_pingclient_app tcp/localhost:%d",
PORT0)));
kill(f1, SIGTERM);
}
}
TEST_MT_F("ping times out", 2, pid_t(-1)) {
if (thread_id == 0) {
Process proc(fmt("exec ../../examples/frt/rpc/fnet_rpc_server_app tcp/%d",
PORT0), true);
f1 = proc.pid();
TEST_BARRIER();
TEST_DO(consume_result(proc));
} else {
float timeout_s = 0.1;
TEST_BARRIER();
EXPECT_TRUE(run_with_retry(fmt("exec ../../examples/ping/fnet_pingclient_app tcp/localhost:%d %f",
PORT0, timeout_s)));
kill(f1, SIGTERM);
}
}
TEST_MT_F("rpc client server", 2, pid_t(-1)) {
if (thread_id == 0) {
Process proc(fmt("exec ../../examples/frt/rpc/fnet_rpc_server_app tcp/%d",
PORT0), true);
f1 = proc.pid();
TEST_BARRIER();
TEST_DO(consume_result(proc));
} else {
TEST_BARRIER();
EXPECT_TRUE(run_with_retry(fmt("exec ../../examples/frt/rpc/fnet_rpc_client_app tcp/localhost:%d",
PORT0)));
kill(f1, SIGTERM);
}
}
TEST_MT_F("rpc echo client", 2, pid_t(-1)) {
if (thread_id == 0) {
Process proc(fmt("exec ../../examples/frt/rpc/fnet_rpc_server_app tcp/%d",
PORT0), true);
f1 = proc.pid();
TEST_BARRIER();
TEST_DO(consume_result(proc));
} else {
TEST_BARRIER();
EXPECT_TRUE(run_with_retry(fmt("exec ../../examples/frt/rpc/fnet_echo_client_app tcp/localhost:%d",
PORT0)));
kill(f1, SIGTERM);
}
}
TEST_MT_F("rpc info", 2, pid_t(-1)) {
if (thread_id == 0) {
Process proc(fmt("exec ../../examples/frt/rpc/fnet_rpc_server_app tcp/%d",
PORT0), true);
f1 = proc.pid();
TEST_BARRIER();
TEST_DO(consume_result(proc));
} else {
TEST_BARRIER();
EXPECT_TRUE(run_with_retry(fmt("exec ../../examples/frt/rpc/vespa-rpc-info tcp/localhost:%d",
PORT0)));
EXPECT_TRUE(run_with_retry(fmt("exec ../../examples/frt/rpc/vespa-rpc-info tcp/localhost:%d verbose",
PORT0)));
kill(f1, SIGTERM);
}
}
TEST_MT_F("rpc invoke", 2, pid_t(-1)) {
if (thread_id == 0) {
Process proc(fmt("exec ../../examples/frt/rpc/fnet_rpc_server_app tcp/%d",
PORT0), true);
f1 = proc.pid();
TEST_BARRIER();
TEST_DO(consume_result(proc));
} else {
TEST_BARRIER();
EXPECT_TRUE(run_with_retry(fmt("exec ../../examples/frt/rpc/vespa-rpc-invoke-bin tcp/localhost:%d frt.rpc.echo "
"b:1 h:2 i:4 l:8 f:0.5 d:0.25 s:foo",
PORT0)));
kill(f1, SIGTERM);
}
}
TEST_MT_F("rpc callback client server", 2, pid_t(-1)) {
if (thread_id == 0) {
Process proc(fmt("exec ../../examples/frt/rpc/fnet_rpc_callback_server_app tcp/%d",
PORT0), true);
f1 = proc.pid();
TEST_BARRIER();
TEST_DO(consume_result(proc));
} else {
TEST_BARRIER();
EXPECT_TRUE(run_with_retry(fmt("exec ../../examples/frt/rpc/fnet_rpc_callback_client_app tcp/localhost:%d",
PORT0)));
kill(f1, SIGTERM);
}
}
TEST_MAIN() { TEST_RUN_ALL(); }
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