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//
// Copyright 2025 Staysail Systems, Inc. <info@staysail.tech>
// Copyright 2018 Cody Piersall <cody.piersall@gmail.com>
//
// This software is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt). A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//
#include "../../../testing/nuts.h"
#ifdef NNG_PLATFORM_POSIX
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#endif
#ifdef NNG_PLATFORM_SUNOS
#include <zone.h>
#endif
void
test_path_too_long(void)
{
nng_socket s1;
char addr[256];
// All our names have to be less than 128 bytes.
memset(addr, 'a', 255);
addr[255] = 0;
memcpy(addr, "ipc://", strlen("ipc://"));
NUTS_ASSERT(strlen(addr) == 255);
NUTS_OPEN(s1);
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_RECVTIMEO, 1000));
NUTS_FAIL(nng_listen(s1, addr, NULL, 0), NNG_EADDRINVAL);
NUTS_FAIL(nng_dial(s1, addr, NULL, NNG_FLAG_NONBLOCK), NNG_EADDRINVAL);
NUTS_CLOSE(s1);
}
void
test_ipc_dialer_perms(void)
{
nng_socket s;
nng_dialer d;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s);
NUTS_PASS(nng_dialer_create(&d, s, addr));
NUTS_FAIL(
nng_dialer_set_int(d, NNG_OPT_IPC_PERMISSIONS, 0444), NNG_ENOTSUP);
NUTS_CLOSE(s);
}
void
test_ipc_dialer_properties(void)
{
nng_socket s;
nng_dialer d;
nng_sockaddr sa;
size_t z;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s);
NUTS_PASS(nng_dial(s, addr, &d, NNG_FLAG_NONBLOCK));
// Dialers don't have local addresses.
NUTS_FAIL(nng_dialer_get_addr(d, NNG_OPT_LOCADDR, &sa), NNG_ENOTSUP);
NUTS_FAIL(nng_dialer_set_addr(d, NNG_OPT_LOCADDR, &sa), NNG_ENOTSUP);
z = 8192;
NUTS_PASS(nng_dialer_set_size(d, NNG_OPT_RECVMAXSZ, z));
z = 0;
NUTS_PASS(nng_dialer_get_size(d, NNG_OPT_RECVMAXSZ, &z));
NUTS_TRUE(z == 8192);
NUTS_CLOSE(s);
}
void
test_ipc_listener_perms(void)
{
nng_socket s;
nng_listener l;
char *addr;
#ifndef _WIN32
char *path;
struct stat st;
#endif
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s);
NUTS_PASS(nng_listener_create(&l, s, addr));
#ifdef _WIN32
NUTS_FAIL(nng_listener_set_int(l, NNG_OPT_IPC_PERMISSIONS, 0444),
NNG_ENOTSUP);
#else
path = &addr[strlen("ipc://")];
// Attempt to set invalid permissions fails.
NUTS_FAIL(nng_listener_set_int(l, NNG_OPT_IPC_PERMISSIONS, S_IFREG),
NNG_EINVAL);
NUTS_PASS(nng_listener_set_int(l, NNG_OPT_IPC_PERMISSIONS, 0444));
NUTS_PASS(nng_listener_start(l, 0));
NUTS_TRUE(stat(path, &st) == 0);
NUTS_TRUE((st.st_mode & 0777) == 0444);
// Now that it's running, we cannot set it.
NUTS_FAIL(
nng_listener_set_int(l, NNG_OPT_IPC_PERMISSIONS, 0644), NNG_EBUSY);
#endif
NUTS_CLOSE(s);
}
void
test_ipc_listener_properties(void)
{
nng_socket s;
nng_listener l;
size_t z;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s);
NUTS_PASS(nng_listen(s, addr, &l, 0));
z = 8192;
NUTS_PASS(nng_listener_set_size(l, NNG_OPT_RECVMAXSZ, z));
z = 0;
NUTS_PASS(nng_listener_get_size(l, NNG_OPT_RECVMAXSZ, &z));
NUTS_TRUE(z == 8192);
NUTS_CLOSE(s);
}
void
test_ipc_ping_pong(void)
{
nng_socket s0;
nng_socket s1;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
NUTS_OPEN(s1);
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_SENDTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 100));
NUTS_MARRY_EX(s0, s1, addr, NULL, NULL);
NUTS_SEND(s0, "ping");
NUTS_RECV(s1, "ping");
NUTS_SEND(s1, "pong");
NUTS_RECV(s0, "pong");
NUTS_CLOSE(s0);
NUTS_CLOSE(s1);
}
void
test_ipc_ping_pong_many(void)
{
nng_socket s0;
nng_socket s1;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
NUTS_OPEN(s1);
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_SENDTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 100));
NUTS_MARRY_EX(s0, s1, addr, NULL, NULL);
for (int i = 0; i < 100; i++) {
NUTS_SEND(s0, "ping");
NUTS_RECV(s1, "ping");
NUTS_SEND(s1, "pong");
NUTS_RECV(s0, "pong");
}
NUTS_CLOSE(s0);
NUTS_CLOSE(s1);
}
void
test_ipc_huge_msg(void)
{
nng_socket s0;
nng_socket s1;
char *addr;
nng_msg *m;
NUTS_ADDR(addr, "ipc");
NUTS_PASS(nng_msg_alloc(&m, 1 << 20));
memset(nng_msg_body(m), 'a', 1 << 20);
NUTS_OPEN(s0);
NUTS_OPEN(s1);
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_SENDTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 100));
NUTS_MARRY_EX(s0, s1, addr, NULL, NULL);
NUTS_PASS(nng_sendmsg(s0, m, 0));
NUTS_PASS(nng_recvmsg(s1, &m, 0));
NUTS_TRUE(nng_msg_len(m) == 1 << 20);
char *body = nng_msg_body(m);
for (int i = 0; i < 1 << 20; i++) {
if (body[i] != 'a') {
NUTS_TRUE(body[i] == 'a');
break;
}
}
nng_msg_free(m);
NUTS_CLOSE(s0);
NUTS_CLOSE(s1);
}
void
test_ipc_recv_max(void)
{
char msg[256] = { 0 };
char rcvbuf[256] = { 0 };
nng_socket s0;
nng_socket s1;
nng_listener l;
size_t sz;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_size(s0, NNG_OPT_RECVMAXSZ, 200));
NUTS_PASS(nng_listener_create(&l, s0, addr));
NUTS_PASS(nng_socket_get_size(s0, NNG_OPT_RECVMAXSZ, &sz));
NUTS_TRUE(sz == 200);
NUTS_PASS(nng_listener_set_size(l, NNG_OPT_RECVMAXSZ, 100));
NUTS_PASS(nng_listener_start(l, 0));
NUTS_OPEN(s1);
NUTS_PASS(nng_dial(s1, addr, NULL, 0));
NUTS_PASS(nng_send(s1, msg, 95, 0));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 100));
NUTS_PASS(nng_recv(s0, rcvbuf, &sz, 0));
NUTS_TRUE(sz == 95);
NUTS_PASS(nng_send(s1, msg, 150, 0));
NUTS_FAIL(nng_recv(s0, rcvbuf, &sz, 0), NNG_ETIMEDOUT);
NUTS_CLOSE(s0);
NUTS_CLOSE(s1);
}
void
test_ipc_connect_refused(void)
{
nng_socket s0;
nng_dialer d;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_RECVTIMEO, 100));
NUTS_PASS(nng_socket_set_size(s0, NNG_OPT_RECVMAXSZ, 200));
NUTS_PASS(nng_dialer_create(&d, s0, addr));
NUTS_FAIL(nng_dialer_start(d, 0), NNG_ECONNREFUSED);
NUTS_CLOSE(s0);
}
void
test_ipc_connect_blocking(void)
{
nng_socket s0;
nng_stream_listener *l;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
// start a listening stream listener but do not call accept
NUTS_PASS(nng_stream_listener_alloc(&l, addr));
NUTS_PASS(nng_stream_listener_listen(l));
NUTS_PASS(nng_dial(s0, addr, NULL, NNG_FLAG_NONBLOCK));
nng_msleep(100);
NUTS_CLOSE(s0);
nng_stream_listener_close(l);
nng_stream_listener_free(l);
}
void
test_ipc_connect_blocking_accept(void)
{
nng_socket s0;
nng_stream_listener *l;
char *addr;
nng_aio *aio;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
// start a listening stream listener but do not call accept
NUTS_PASS(nng_stream_listener_alloc(&l, addr));
NUTS_PASS(nng_stream_listener_listen(l));
NUTS_PASS(nng_dial(s0, addr, NULL, NNG_FLAG_NONBLOCK));
nng_msleep(100);
NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
nng_stream_listener_accept(l, aio);
nng_aio_wait(aio);
NUTS_PASS(nng_aio_result(aio));
nng_stream_close(nng_aio_get_output(aio, 0));
nng_stream_free(nng_aio_get_output(aio, 0));
nng_aio_free(aio);
NUTS_CLOSE(s0);
nng_stream_listener_close(l);
nng_stream_listener_free(l);
}
void
test_ipc_listen_accept_cancel(void)
{
nng_stream_listener *l;
char *addr;
nng_aio *aio;
NUTS_ADDR(addr, "ipc");
NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL));
// start a listening stream listener but do not call accept
NUTS_PASS(nng_stream_listener_alloc(&l, addr));
NUTS_PASS(nng_stream_listener_listen(l));
nng_stream_listener_accept(l, aio);
nng_msleep(100);
nng_aio_free(aio);
nng_stream_listener_close(l);
nng_stream_listener_free(l);
}
void
test_ipc_listen_duplicate(void)
{
nng_socket s0;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
// start a listening stream listener but do not call accept
NUTS_PASS(nng_listen(s0, addr, NULL, 0));
NUTS_FAIL(nng_listen(s0, addr, NULL, 0), NNG_EADDRINUSE);
NUTS_CLOSE(s0);
}
void
test_ipc_listener_clean_stale(void)
{
#ifdef NNG_PLATFORM_POSIX
nng_socket s0;
nng_stream_listener *l;
char *addr;
char *path;
char renamed[256];
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
// start a listening stream listener but do not call accept
NUTS_PASS(nng_stream_listener_alloc(&l, addr));
NUTS_PASS(nng_stream_listener_listen(l));
path = addr + strlen("ipc://");
snprintf(renamed, sizeof(renamed), "%s.renamed", path);
NUTS_ASSERT(rename(path, renamed) == 0);
nng_stream_listener_close(l);
nng_stream_listener_free(l);
nng_msleep(100);
// put it back
NUTS_ASSERT(rename(renamed, path) == 0);
NUTS_PASS(nng_listen(s0, addr, NULL, 0));
nng_msleep(50);
NUTS_CLOSE(s0);
#else
NUTS_SKIP("Not POSIX.");
#endif
}
void
test_abstract_sockets(void)
{
#ifdef NNG_HAVE_ABSTRACT_SOCKETS
nng_socket s1;
nng_socket s2;
char *addr;
nng_pipe p1;
nng_pipe p2;
nng_sockaddr sa1;
nng_sockaddr sa2;
char *prefix = "abstract://";
NUTS_ADDR(addr, "abstract");
NUTS_OPEN(s1);
NUTS_OPEN(s2);
NUTS_MARRY_EX(s1, s2, addr, &p1, &p2);
NUTS_PASS(nng_pipe_peer_addr(p1, &sa1));
NUTS_PASS(nng_pipe_self_addr(p2, &sa2));
NUTS_TRUE(sa1.s_family == sa2.s_family);
NUTS_TRUE(sa1.s_family == NNG_AF_ABSTRACT);
NUTS_TRUE(sa1.s_abstract.sa_len == strlen(addr) - strlen(prefix));
NUTS_TRUE(sa2.s_abstract.sa_len == strlen(addr) - strlen(prefix));
NUTS_SEND(s1, "ping");
NUTS_RECV(s2, "ping");
NUTS_CLOSE(s1);
NUTS_CLOSE(s2);
#else
NUTS_SKIP("No abstract sockets.");
#endif
}
void
test_abstract_too_long(void)
{
#ifdef NNG_HAVE_ABSTRACT_SOCKETS
nng_socket s1;
char addr[256];
// All our names have to be less than 128 bytes.
memset(addr, 'a', 255);
addr[255] = 0;
memcpy(addr, "abstract://", strlen("abstract://"));
NUTS_ASSERT(strlen(addr) == 255);
NUTS_OPEN(s1);
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_RECVTIMEO, 1000));
NUTS_FAIL(nng_listen(s1, addr, NULL, 0), NNG_EADDRINVAL);
NUTS_FAIL(nng_dial(s1, addr, NULL, NNG_FLAG_NONBLOCK), NNG_EADDRINVAL);
NUTS_CLOSE(s1);
#else
NUTS_SKIP("No abstract sockets.");
#endif
}
void
test_abstract_null(void)
{
#ifdef NNG_HAVE_ABSTRACT_SOCKETS
nng_socket s1;
nng_socket s2;
char addr[64];
char name[40];
char rng[20];
nng_listener l;
size_t len;
snprintf(rng, sizeof(rng), "%08x%08x", nng_random(), nng_random());
snprintf(name, sizeof(name), "a%%00b_%s", rng);
snprintf(addr, sizeof(addr), "abstract://%s", name);
NUTS_OPEN(s1);
NUTS_OPEN(s2);
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s2, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_RECVTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s2, NNG_OPT_RECVTIMEO, 1000));
NUTS_PASS(nng_listen(s1, addr, &l, 0));
NUTS_PASS(nng_dial(s2, addr, NULL, 0));
// first send the ping
NUTS_SEND(s1, "1234");
NUTS_RECV(s2, "1234");
NUTS_SEND(s2, "5678");
NUTS_RECV(s1, "5678");
NUTS_CLOSE(s1);
NUTS_CLOSE(s2);
#else
NUTS_SKIP("No abstract sockets.");
#endif
}
void
test_unix_alias(void)
{
#ifdef NNG_PLATFORM_POSIX
nng_socket s1;
nng_socket s2;
char addr1[32];
char addr2[32];
char rng[20];
nng_sockaddr sa1;
nng_sockaddr sa2;
nng_msg *msg;
nng_pipe p;
// Presumes /tmp.
(void) snprintf(
rng, sizeof(rng), "%08x%08x", nng_random(), nng_random());
snprintf(addr1, sizeof(addr1), "ipc:///tmp/%s", rng);
snprintf(addr2, sizeof(addr2), "unix:///tmp/%s", rng);
NUTS_OPEN(s1);
NUTS_OPEN(s2);
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s2, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_RECVTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s2, NNG_OPT_RECVTIMEO, 1000));
NUTS_PASS(nng_listen(s1, addr1, NULL, 0));
NUTS_PASS(nng_dial(s2, addr2, NULL, 0));
// first send the ping
NUTS_SEND(s1, "ping");
NUTS_PASS(nng_recvmsg(s2, &msg, 0));
NUTS_ASSERT(msg != NULL);
NUTS_TRUE(nng_msg_len(msg) == 5);
NUTS_MATCH(nng_msg_body(msg), "ping");
p = nng_msg_get_pipe(msg);
NUTS_PASS(nng_pipe_peer_addr(p, &sa1));
NUTS_PASS(nng_pipe_self_addr(p, &sa2));
NUTS_TRUE(sa1.s_family == sa2.s_family);
NUTS_TRUE(sa1.s_family == NNG_AF_IPC);
NUTS_MATCH(sa1.s_ipc.sa_path, sa2.s_ipc.sa_path);
nng_msg_free(msg);
NUTS_CLOSE(s1);
NUTS_CLOSE(s2);
#else
NUTS_SKIP("Not POSIX.");
#endif
}
void
test_ipc_pipe_peer(void)
{
#ifdef NNG_PLATFORM_POSIX
// this test verifies that closing a socket peer
// during negotiation is ok.
nng_socket s0, s1;
nng_msg *msg;
nng_pipe p;
int id;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s0);
NUTS_PASS(nng_listen(s0, addr, NULL, 0));
NUTS_OPEN(s1);
NUTS_PASS(nng_dial(s1, addr, NULL, 0));
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_RECVTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 1000));
NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_RECVTIMEO, 1000));
NUTS_SEND(s0, "something");
NUTS_PASS(nng_recvmsg(s1, &msg, 0));
p = nng_msg_get_pipe(msg);
NUTS_ASSERT(nng_pipe_id(p) != -1);
#if defined(NNG_PLATFORM_DARWIN) || defined(NNG_PLATFORM_LINUX)
NUTS_PASS(nng_pipe_get_int(p, NNG_OPT_PEER_PID, &id));
NUTS_ASSERT(id == (int) getpid());
#endif
#if defined(NNG_PLATFORM_DARWIN) || defined(NNG_PLATFORM_LINUX)
NUTS_PASS(nng_pipe_get_int(p, NNG_OPT_PEER_UID, &id));
NUTS_ASSERT(id == (int) getuid());
#endif
#if defined(NNG_PLATFORM_DARWIN) || defined(NNG_PLATFORM_LINUX)
NUTS_PASS(nng_pipe_get_int(p, NNG_OPT_PEER_GID, &id));
NUTS_ASSERT(id == (int) getgid());
#endif
#if defined(NNG_PLATFORM_SUNOS)
NUTS_PASS(nng_pipe_get_int(p, NNG_OPT_PEER_ZONEID, &id));
NUTS_ASSERT(id == (int) getzoneid());
#else
NUTS_FAIL(nng_pipe_get_int(p, NNG_OPT_PEER_ZONEID, &id), NNG_ENOTSUP);
#endif
nng_msg_free(msg);
NUTS_CLOSE(s0);
NUTS_CLOSE(s1);
#else
NUTS_SKIP("Not POSIX.");
#endif // NNG_PLATFORM_POSIX
}
void
test_ipc_security_descriptor(void)
{
nng_socket s;
nng_listener l;
char *addr;
NUTS_ADDR(addr, "ipc");
NUTS_OPEN(s);
NUTS_PASS(nng_listener_create(&l, s, addr));
#ifdef NNG_PLATFORM_WINDOWS
// not a security descriptor
NUTS_FAIL(nng_listener_set_security_descriptor(l, addr), NNG_EINVAL);
#else
// not appropriate
NUTS_FAIL(nng_listener_set_security_descriptor(l, addr), NNG_ENOTSUP);
#endif
NUTS_CLOSE(s);
}
TEST_LIST = {
{ "ipc path too long", test_path_too_long },
{ "ipc dialer perms", test_ipc_dialer_perms },
{ "ipc dialer props", test_ipc_dialer_properties },
{ "ipc listener perms", test_ipc_listener_perms },
{ "ipc listener props", test_ipc_listener_properties },
{ "ipc ping pong", test_ipc_ping_pong },
{ "ipc ping pong many", test_ipc_ping_pong_many },
{ "ipc huge msg", test_ipc_huge_msg },
{ "ipc recv max", test_ipc_recv_max },
{ "ipc connect refused", test_ipc_connect_refused },
{ "ipc connect blocking", test_ipc_connect_blocking },
{ "ipc connect blocking accept", test_ipc_connect_blocking_accept },
{ "ipc listen cleanup stale", test_ipc_listener_clean_stale },
{ "ipc listen duplicate", test_ipc_listen_duplicate },
{ "ipc listen accept cancel", test_ipc_listen_accept_cancel },
{ "ipc abstract sockets", test_abstract_sockets },
{ "ipc abstract name too long", test_abstract_too_long },
{ "ipc abstract embedded null", test_abstract_null },
{ "ipc unix alias", test_unix_alias },
{ "ipc peer id", test_ipc_pipe_peer },
{ "ipc security descriptor", test_ipc_security_descriptor },
{ NULL, NULL },
};
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