tests/test_fd_comm.c - github/CESNET/libnetconf2 - Gitiles

 /**
  * \file test_fd_comm.c
  * \author Michal Vasko <mvasko@cesnet.cz>
  * \brief libnetconf2 tests - file descriptor basic RPC communication
  *
  * Copyright (c) 2015 CESNET, z.s.p.o.
  *
  * This source code is licensed under BSD 3-Clause License (the "License").
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     https://opensource.org/licenses/BSD-3-Clause
  */

 #include <errno.h>
 #include <fcntl.h>
 #include <pthread.h>
 #include <setjmp.h>
 #include <stdarg.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <sys/socket.h>

 #include <cmocka.h>
 #include <libyang/libyang.h>

 #include <session_client.h>
 #include <session_server.h>
 #include <session_p.h>
 #include <messages_p.h>
 #include "config.h"

 struct nc_session *server_session;
 struct nc_session *client_session;
 struct ly_ctx *ctx;

 struct nc_server_reply *
 my_get_rpc_clb(struct lyd_node *rpc, struct nc_session *session)
 {
     assert_string_equal(rpc->schema->name, "get");
     assert_ptr_equal(session, server_session);

     return nc_server_reply_ok();
 }

 struct nc_server_reply *
 my_getconfig_rpc_clb(struct lyd_node *rpc, struct nc_session *session)
 {
     struct lyd_node *data;

     assert_string_equal(rpc->schema->name, "get-config");
     assert_ptr_equal(session, server_session);

     data = lyd_new_path(NULL, session->ctx, "/ietf-netconf:get-config/data", NULL, LYD_ANYDATA_CONSTSTRING,
                         LYD_PATH_OPT_OUTPUT);
     assert_non_null(data);

     return nc_server_reply_data(data, NC_WD_EXPLICIT, NC_PARAMTYPE_FREE);
 }

 static int
 setup_sessions(void **state)
 {
     (void)state;
     int sock[2];

     /* create communication channel */
     socketpair(AF_UNIX, SOCK_STREAM, 0, sock);

     /* create server session */
     server_session = calloc(1, sizeof *server_session);
     server_session->status = NC_STATUS_RUNNING;
     server_session->side = NC_SERVER;
     server_session->id = 1;
     server_session->ti_type = NC_TI_FD;
     server_session->ti_lock = malloc(sizeof *server_session->ti_lock);
     pthread_mutex_init(server_session->ti_lock, NULL);
     server_session->ti.fd.in = sock[0];
     server_session->ti.fd.out = sock[0];
     server_session->ctx = ctx;
     server_session->flags = NC_SESSION_SHAREDCTX;

     /* create client session */
     client_session = calloc(1, sizeof *server_session);
     client_session->status = NC_STATUS_RUNNING;
     client_session->side = NC_CLIENT;
     client_session->id = 1;
     client_session->ti_type = NC_TI_FD;
     client_session->ti_lock = malloc(sizeof *client_session->ti_lock);
     pthread_mutex_init(client_session->ti_lock, NULL);
     client_session->ti.fd.in = sock[1];
     client_session->ti.fd.out = sock[1];
     client_session->ctx = ctx;
     client_session->flags = NC_SESSION_SHAREDCTX;
     client_session->opts.client.msgid = 50;

     return 0;
 }

 static int
 teardown_sessions(void **state)
 {
     (void)state;

     close(server_session->ti.fd.in);
     pthread_mutex_destroy(server_session->ti_lock);
     free(server_session->ti_lock);
     free(server_session);

     close(client_session->ti.fd.in);
     pthread_mutex_destroy(client_session->ti_lock);
     free(client_session->ti_lock);
     free(client_session);

     return 0;
 }

 static void
 test_send_recv_ok(void)
 {
     int ret;
     uint64_t msgid;
     NC_MSG_TYPE msgtype;
     struct nc_rpc *rpc;
     struct nc_reply *reply;
     struct nc_pollsession *ps;

     /* client RPC */
     rpc = nc_rpc_get(NULL, 0, 0);
     assert_non_null(rpc);

     msgtype = nc_send_rpc(client_session, rpc, 0, &msgid);
     assert_int_equal(msgtype, NC_MSG_RPC);

     /* server RPC, send reply */
     ps = nc_ps_new();
     assert_non_null(ps);
     nc_ps_add_session(ps, server_session);

     ret = nc_ps_poll(ps, 0, NULL);
     assert_int_equal(ret, NC_PSPOLL_RPC);

     /* server finished */
     nc_ps_free(ps);

     /* client reply */
     msgtype = nc_recv_reply(client_session, rpc, msgid, 0, 0, &reply);
     assert_int_equal(msgtype, NC_MSG_REPLY);

     nc_rpc_free(rpc);
     assert_int_equal(reply->type, NC_RPL_OK);
     nc_reply_free(reply);
 }

 static void
 test_send_recv_ok_10(void **state)
 {
     (void)state;

     server_session->version = NC_VERSION_10;
     client_session->version = NC_VERSION_10;

     test_send_recv_ok();
 }

 static void
 test_send_recv_ok_11(void **state)
 {
     (void)state;

     server_session->version = NC_VERSION_11;
     client_session->version = NC_VERSION_11;

     test_send_recv_ok();
 }

 static void
 test_send_recv_error(void)
 {
     int ret;
     uint64_t msgid;
     NC_MSG_TYPE msgtype;
     struct nc_rpc *rpc;
     struct nc_reply *reply;
     struct nc_pollsession *ps;

     /* client RPC */
     rpc = nc_rpc_kill(1);
     assert_non_null(rpc);

     msgtype = nc_send_rpc(client_session, rpc, 0, &msgid);
     assert_int_equal(msgtype, NC_MSG_RPC);

     /* server RPC, send reply */
     ps = nc_ps_new();
     assert_non_null(ps);
     nc_ps_add_session(ps, server_session);

     ret = nc_ps_poll(ps, 0, NULL);
     assert_int_equal(ret, NC_PSPOLL_RPC | NC_PSPOLL_REPLY_ERROR);

     /* server finished */
     nc_ps_free(ps);

     /* client reply */
     msgtype = nc_recv_reply(client_session, rpc, msgid, 0, 0, &reply);
     assert_int_equal(msgtype, NC_MSG_REPLY);

     nc_rpc_free(rpc);
     assert_int_equal(reply->type, NC_RPL_ERROR);
     assert_string_equal(((struct nc_reply_error *)reply)->err->tag, "operation-not-supported");
     nc_reply_free(reply);
 }

 static void
 test_send_recv_error_10(void **state)
 {
     (void)state;

     server_session->version = NC_VERSION_10;
     client_session->version = NC_VERSION_10;

     test_send_recv_error();
 }

 static void
 test_send_recv_error_11(void **state)
 {
     (void)state;

     server_session->version = NC_VERSION_11;
     client_session->version = NC_VERSION_11;

     test_send_recv_error();
 }

 static void
 test_send_recv_data(void)
 {
     int ret;
     uint64_t msgid;
     NC_MSG_TYPE msgtype;
     struct nc_rpc *rpc;
     struct nc_reply *reply;
     struct nc_pollsession *ps;

     /* client RPC */
     rpc = nc_rpc_getconfig(NC_DATASTORE_RUNNING, NULL, 0, 0);
     assert_non_null(rpc);

     msgtype = nc_send_rpc(client_session, rpc, 0, &msgid);
     assert_int_equal(msgtype, NC_MSG_RPC);

     /* server RPC, send reply */
     ps = nc_ps_new();
     assert_non_null(ps);
     nc_ps_add_session(ps, server_session);

     ret = nc_ps_poll(ps, 0, NULL);
     assert_int_equal(ret, NC_PSPOLL_RPC);

     /* server finished */
     nc_ps_free(ps);

     /* client reply */
     msgtype = nc_recv_reply(client_session, rpc, msgid, 0, 0, &reply);
     assert_int_equal(msgtype, NC_MSG_REPLY);

     nc_rpc_free(rpc);
     assert_int_equal(reply->type, NC_RPL_DATA);
     nc_reply_free(reply);
 }

 static void
 test_send_recv_data_10(void **state)
 {
     (void)state;

     server_session->version = NC_VERSION_10;
     client_session->version = NC_VERSION_10;

     test_send_recv_data();
 }

 static void
 test_send_recv_data_11(void **state)
 {
     (void)state;

     server_session->version = NC_VERSION_11;
     client_session->version = NC_VERSION_11;

     test_send_recv_data();
 }

 /* TODO
 static void
 test_send_recv_notif(void)
 {

 }*/

 int
 main(void)
 {
     int ret;
     const struct lys_module *module;
     const struct lys_node *node;

     /* create ctx */
     ctx = ly_ctx_new(TESTS_DIR"../schemas");
     assert_non_null(ctx);

     /* load modules */
     module = ly_ctx_load_module(ctx, "ietf-netconf-acm", NULL);
     assert_non_null(module);

     module = ly_ctx_load_module(ctx, "ietf-netconf", NULL);
     assert_non_null(module);

     /* set RPC callbacks */
     node = ly_ctx_get_node(module->ctx, NULL, "/ietf-netconf:get");
     assert_non_null(node);
     lys_set_private(node, my_get_rpc_clb);

     node = ly_ctx_get_node(module->ctx, NULL, "/ietf-netconf:get-config");
     assert_non_null(node);
     lys_set_private(node, my_getconfig_rpc_clb);

     nc_server_init(ctx);

     const struct CMUnitTest comm[] = {
         cmocka_unit_test_setup_teardown(test_send_recv_ok_10, setup_sessions, teardown_sessions),
         cmocka_unit_test_setup_teardown(test_send_recv_error_10, setup_sessions, teardown_sessions),
         cmocka_unit_test_setup_teardown(test_send_recv_data_10, setup_sessions, teardown_sessions),
         cmocka_unit_test_setup_teardown(test_send_recv_ok_11, setup_sessions, teardown_sessions),
         cmocka_unit_test_setup_teardown(test_send_recv_error_11, setup_sessions, teardown_sessions),
         cmocka_unit_test_setup_teardown(test_send_recv_data_11, setup_sessions, teardown_sessions)
     };

     ret = cmocka_run_group_tests(comm, NULL, NULL);

     nc_server_destroy();
     ly_ctx_destroy(ctx, NULL);

     return ret;
 }
	/**
	* \file test_fd_comm.c
	* \author Michal Vasko <mvasko@cesnet.cz>
	* \brief libnetconf2 tests - file descriptor basic RPC communication
	*
	* Copyright (c) 2015 CESNET, z.s.p.o.
	*
	* This source code is licensed under BSD 3-Clause License (the "License").
	* You may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* https://opensource.org/licenses/BSD-3-Clause
	*/

	#include <errno.h>
	#include <fcntl.h>
	#include <pthread.h>
	#include <setjmp.h>
	#include <stdarg.h>
	#include <stddef.h>
	#include <stdint.h>
	#include <stdlib.h>
	#include <unistd.h>
	#include <string.h>
	#include <sys/stat.h>
	#include <sys/types.h>
	#include <sys/socket.h>

	#include <cmocka.h>
	#include <libyang/libyang.h>

	#include <session_client.h>
	#include <session_server.h>
	#include <session_p.h>
	#include <messages_p.h>
	#include "config.h"

	struct nc_session *server_session;
	struct nc_session *client_session;
	struct ly_ctx *ctx;

	struct nc_server_reply *
	my_get_rpc_clb(struct lyd_node rpc, struct nc_session session)
	{
	assert_string_equal(rpc->schema->name, "get");
	assert_ptr_equal(session, server_session);

	return nc_server_reply_ok();
	}

	struct nc_server_reply *
	my_getconfig_rpc_clb(struct lyd_node rpc, struct nc_session session)
	{
	struct lyd_node *data;

	assert_string_equal(rpc->schema->name, "get-config");
	assert_ptr_equal(session, server_session);

	data = lyd_new_path(NULL, session->ctx, "/ietf-netconf:get-config/data", NULL, LYD_ANYDATA_CONSTSTRING,
	LYD_PATH_OPT_OUTPUT);
	assert_non_null(data);

	return nc_server_reply_data(data, NC_WD_EXPLICIT, NC_PARAMTYPE_FREE);
	}

	static int
	setup_sessions(void **state)
	{
	(void)state;
	int sock[2];

	/* create communication channel */
	socketpair(AF_UNIX, SOCK_STREAM, 0, sock);

	/* create server session */
	server_session = calloc(1, sizeof *server_session);
	server_session->status = NC_STATUS_RUNNING;
	server_session->side = NC_SERVER;
	server_session->id = 1;
	server_session->ti_type = NC_TI_FD;
	server_session->ti_lock = malloc(sizeof *server_session->ti_lock);
	pthread_mutex_init(server_session->ti_lock, NULL);
	server_session->ti.fd.in = sock[0];
	server_session->ti.fd.out = sock[0];
	server_session->ctx = ctx;
	server_session->flags = NC_SESSION_SHAREDCTX;

	/* create client session */
	client_session = calloc(1, sizeof *server_session);
	client_session->status = NC_STATUS_RUNNING;
	client_session->side = NC_CLIENT;
	client_session->id = 1;
	client_session->ti_type = NC_TI_FD;
	client_session->ti_lock = malloc(sizeof *client_session->ti_lock);
	pthread_mutex_init(client_session->ti_lock, NULL);
	client_session->ti.fd.in = sock[1];
	client_session->ti.fd.out = sock[1];
	client_session->ctx = ctx;
	client_session->flags = NC_SESSION_SHAREDCTX;
	client_session->opts.client.msgid = 50;

	return 0;
	}

	static int
	teardown_sessions(void **state)
	{
	(void)state;

	close(server_session->ti.fd.in);
	pthread_mutex_destroy(server_session->ti_lock);
	free(server_session->ti_lock);
	free(server_session);

	close(client_session->ti.fd.in);
	pthread_mutex_destroy(client_session->ti_lock);
	free(client_session->ti_lock);
	free(client_session);

	return 0;
	}

	static void
	test_send_recv_ok(void)
	{
	int ret;
	uint64_t msgid;
	NC_MSG_TYPE msgtype;
	struct nc_rpc *rpc;
	struct nc_reply *reply;
	struct nc_pollsession *ps;

	/* client RPC */
	rpc = nc_rpc_get(NULL, 0, 0);
	assert_non_null(rpc);

	msgtype = nc_send_rpc(client_session, rpc, 0, &msgid);
	assert_int_equal(msgtype, NC_MSG_RPC);

	/* server RPC, send reply */
	ps = nc_ps_new();
	assert_non_null(ps);
	nc_ps_add_session(ps, server_session);

	ret = nc_ps_poll(ps, 0, NULL);
	assert_int_equal(ret, NC_PSPOLL_RPC);

	/* server finished */
	nc_ps_free(ps);

	/* client reply */
	msgtype = nc_recv_reply(client_session, rpc, msgid, 0, 0, &reply);
	assert_int_equal(msgtype, NC_MSG_REPLY);

	nc_rpc_free(rpc);
	assert_int_equal(reply->type, NC_RPL_OK);
	nc_reply_free(reply);
	}

	static void
	test_send_recv_ok_10(void **state)
	{
	(void)state;

	server_session->version = NC_VERSION_10;
	client_session->version = NC_VERSION_10;

	test_send_recv_ok();
	}

	static void
	test_send_recv_ok_11(void **state)
	{
	(void)state;

	server_session->version = NC_VERSION_11;
	client_session->version = NC_VERSION_11;

	test_send_recv_ok();
	}

	static void
	test_send_recv_error(void)
	{
	int ret;
	uint64_t msgid;
	NC_MSG_TYPE msgtype;
	struct nc_rpc *rpc;
	struct nc_reply *reply;
	struct nc_pollsession *ps;

	/* client RPC */
	rpc = nc_rpc_kill(1);
	assert_non_null(rpc);

	msgtype = nc_send_rpc(client_session, rpc, 0, &msgid);
	assert_int_equal(msgtype, NC_MSG_RPC);

	/* server RPC, send reply */
	ps = nc_ps_new();
	assert_non_null(ps);
	nc_ps_add_session(ps, server_session);

	ret = nc_ps_poll(ps, 0, NULL);
	assert_int_equal(ret, NC_PSPOLL_RPC \| NC_PSPOLL_REPLY_ERROR);

	/* server finished */
	nc_ps_free(ps);

	/* client reply */
	msgtype = nc_recv_reply(client_session, rpc, msgid, 0, 0, &reply);
	assert_int_equal(msgtype, NC_MSG_REPLY);

	nc_rpc_free(rpc);
	assert_int_equal(reply->type, NC_RPL_ERROR);
	assert_string_equal(((struct nc_reply_error *)reply)->err->tag, "operation-not-supported");
	nc_reply_free(reply);
	}

	static void
	test_send_recv_error_10(void **state)
	{
	(void)state;

	server_session->version = NC_VERSION_10;
	client_session->version = NC_VERSION_10;

	test_send_recv_error();
	}

	static void
	test_send_recv_error_11(void **state)
	{
	(void)state;

	server_session->version = NC_VERSION_11;
	client_session->version = NC_VERSION_11;

	test_send_recv_error();
	}

	static void
	test_send_recv_data(void)
	{
	int ret;
	uint64_t msgid;
	NC_MSG_TYPE msgtype;
	struct nc_rpc *rpc;
	struct nc_reply *reply;
	struct nc_pollsession *ps;

	/* client RPC */
	rpc = nc_rpc_getconfig(NC_DATASTORE_RUNNING, NULL, 0, 0);
	assert_non_null(rpc);

	msgtype = nc_send_rpc(client_session, rpc, 0, &msgid);
	assert_int_equal(msgtype, NC_MSG_RPC);

	/* server RPC, send reply */
	ps = nc_ps_new();
	assert_non_null(ps);
	nc_ps_add_session(ps, server_session);

	ret = nc_ps_poll(ps, 0, NULL);
	assert_int_equal(ret, NC_PSPOLL_RPC);

	/* server finished */
	nc_ps_free(ps);

	/* client reply */
	msgtype = nc_recv_reply(client_session, rpc, msgid, 0, 0, &reply);
	assert_int_equal(msgtype, NC_MSG_REPLY);

	nc_rpc_free(rpc);
	assert_int_equal(reply->type, NC_RPL_DATA);
	nc_reply_free(reply);
	}

	static void
	test_send_recv_data_10(void **state)
	{
	(void)state;

	server_session->version = NC_VERSION_10;
	client_session->version = NC_VERSION_10;

	test_send_recv_data();
	}

	static void
	test_send_recv_data_11(void **state)
	{
	(void)state;

	server_session->version = NC_VERSION_11;
	client_session->version = NC_VERSION_11;

	test_send_recv_data();
	}

	/* TODO
	static void
	test_send_recv_notif(void)
	{

	}*/

	int
	main(void)
	{
	int ret;
	const struct lys_module *module;
	const struct lys_node *node;

	/* create ctx */
	ctx = ly_ctx_new(TESTS_DIR"../schemas");
	assert_non_null(ctx);

	/* load modules */
	module = ly_ctx_load_module(ctx, "ietf-netconf-acm", NULL);
	assert_non_null(module);

	module = ly_ctx_load_module(ctx, "ietf-netconf", NULL);
	assert_non_null(module);

	/* set RPC callbacks */
	node = ly_ctx_get_node(module->ctx, NULL, "/ietf-netconf:get");
	assert_non_null(node);
	lys_set_private(node, my_get_rpc_clb);

	node = ly_ctx_get_node(module->ctx, NULL, "/ietf-netconf:get-config");
	assert_non_null(node);
	lys_set_private(node, my_getconfig_rpc_clb);

	nc_server_init(ctx);

	const struct CMUnitTest comm[] = {
	cmocka_unit_test_setup_teardown(test_send_recv_ok_10, setup_sessions, teardown_sessions),
	cmocka_unit_test_setup_teardown(test_send_recv_error_10, setup_sessions, teardown_sessions),
	cmocka_unit_test_setup_teardown(test_send_recv_data_10, setup_sessions, teardown_sessions),
	cmocka_unit_test_setup_teardown(test_send_recv_ok_11, setup_sessions, teardown_sessions),
	cmocka_unit_test_setup_teardown(test_send_recv_error_11, setup_sessions, teardown_sessions),
	cmocka_unit_test_setup_teardown(test_send_recv_data_11, setup_sessions, teardown_sessions)
	};

	ret = cmocka_run_group_tests(comm, NULL, NULL);

	nc_server_destroy();
	ly_ctx_destroy(ctx, NULL);

	return ret;
	}