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domo-io WIP: add nats broker. and setup the rest handler.

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This commit is contained in:
NADAL Jean-Baptiste
2019-12-26 11:33:45 +01:00
parent a0a3c90e3c
commit c43fc0b195
13 changed files with 629 additions and 245 deletions
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2
lib/include/restd_server.h
View File

@@ -147,6 +147,8 @@ enum restd_log_e restd_log_level(enum restd_log_e log_level);
extern restd_server_t *restd_server_new(void);
extern void restd_server_free(restd_server_t *server);
extern int restd_server_start(restd_server_t *server);
extern int restd_server_attach_event_loop(restd_server_t *server, struct event_base *ev_base);
extern void restd_server_set_option(restd_server_t *server, const char *key, const char *value);
extern char *restd_server_get_option(restd_server_t *server, const char *key);

11
lib/src/restd_server.c
View File

@@ -334,6 +334,17 @@ int restd_server_start(restd_server_t *server)
return exitstatus;
}
/*--------------------------------------------------------------------------*/
int restd_server_attach_event_loop(restd_server_t *server, struct event_base *ev_base)
{
if (server == NULL)
return -1;
server->evbase = ev_base;
return 0;
}
/**
* Set server option.
*

37
lib/tests/launcher.sh Executable file
View File

@@ -0,0 +1,37 @@
#!/bin/sh
if [ $# = 0 ]; then
echo "This program is called by make. Please use \"make test\" command instead."
exit 1
fi
FAIL=0
FAILDESC=""
for EXECUTABLE in $*; do
./$EXECUTABLE
echo ""
if [ $? != 0 ]; then
FAIL=1
FAILDESC="$FAILDESC $EXECUTABLE"
fi
done
if [ $FAIL != 0 ]; then
echo "======================================================================"
echo "**** OOOOOPS!!! UNSUCESSFUL UNIT TEST FOUND. PLEASE FIX AND RERUN ****"
echo "======================================================================"
echo "Fails in =>$FAILDESC"
exit 1
fi
echo "======================================================================"
echo "**** Good job! All tests are successful ****"
echo "======================================================================"
echo "* ____ _ All tests have finished successfully. *"
echo "* / ___| ___ ___ __| | | | ___ | |__ | | *"
echo "* | | _ / _ \ / _ \ / _\` | _ | |/ _ \| '_ \ | | *"
echo "* | |_| | (_) | (_) | (_| | | |_| | (_) | |_) | |_| *"
echo "* \____|\___/ \___/ \__,_| \___/ \___/|_.__/ (_) *"
echo "======================================================================"
echo "Tested: $*"
exit 0

125
lib/tests/qunit.h Normal file
View File

@@ -0,0 +1,125 @@
/******************************************************************************
* qunit - C Unit Test Framework
*
* Copyright (c) 2014-2015 Seungyoung Kim.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
/**
* qunit C Unit Test Framework.
*
* @file qunit.h
*/
#ifndef QUNIT_H
#define QUNIT_H
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <sys/time.h>
#ifdef __cplusplus
extern "C" {
#endif
#define OUTSTREAM (stdout)
#define PRINT(fmt, args...) do { \
fprintf(OUTSTREAM, "" fmt, ##args); \
} while(0)
#define PRINTLN(fmt, args...) do { \
fprintf(OUTSTREAM, "" fmt "\n", ##args); \
} while(0)
#define QUNIT_START(title) \
char *_q_title = title; \
int _q_tot_tests = 0; \
int _q_tot_failed = 0; \
int _q_this_failed = 0; \
int _q_errcnt = 0; \
int _q_assert_cnt = 0; /* number of assert test in a test */ \
int _q_assert_dot_cnt = 0; /* number of dots printed out in a test. */ \
long _q_timer; \
int main(int argc, char **argv) { \
PRINTLN("%s", _q_title); \
PRINTLN("======================================================================"); \
#define QUNIT_END() \
_TEST_RESULT(); \
PRINTLN("======================================================================"); \
PRINTLN("%s - %d/%d tests passed.", \
((_q_tot_failed == 0) ? "PASS" : "FAIL"), \
(_q_tot_tests - _q_tot_failed), _q_tot_tests); \
return _q_tot_failed; \
}
#define TEST(name) \
_TEST_RESULT(); \
_q_tot_tests++; \
_q_assert_cnt = 0; \
_q_assert_dot_cnt = 0; \
PRINT("* TEST : %s ", name); \
TIMER_START(_q_timer);
#define _TEST_RESULT() \
TIMER_STOP(_q_timer); \
if (_q_tot_tests ) PRINTLN(" %s (%d assertions, %ldms)", \
(_q_this_failed) ? "FAIL" : "OK", _q_assert_cnt, _q_timer); \
_q_tot_failed += (_q_this_failed) ? 1 : 0; \
_q_this_failed = 0;
#define ASSERT(expr) \
_q_assert_cnt++; \
if (! (expr)) { \
_q_this_failed++; \
PRINTLN("\nAssertion '%s' failed (%s:%d)", #expr, __FILE__, __LINE__); \
} else if (_q_assert_dot_cnt < 30) { \
PRINT("."); \
_q_assert_dot_cnt++; \
}
#define ASSERT_EQUAL_STR(s1, s2) ASSERT(!strcmp(s1, s2))
#define ASSERT_EQUAL_INT(d1, d2) ASSERT(d1 == d2)
#define ASSERT_EQUAL_BOOL(d1, d2) ASSERT(d1 == d2)
#define ASSERT_EQUAL_PT(p1, p2) ASSERT(p1 == p2)
#define ASSERT_EQUAL_MEM(p1, p2, n) ASSERT(!memcmp(p1, p2, n))
#define ASSERT_NULL(p) ASSERT(NULL == p)
#define ASSERT_NOT_NULL(p) ASSERT(NULL != p)
#define ASSERT_TRUE(b) ASSERT(b)
#define ASSERT_FALSE(b) ASSERT(!(b))
#define TIMER_START(x) do { \
x = qtime_current_milli(); \
} while(0)
#define TIMER_STOP(x) do { \
x = qtime_current_milli() - x; \
} while(0)
#ifdef __cplusplus
}
#endif
#endif /* QUNIT_H */

102
lib/tests/restd.c Normal file
View File

@@ -0,0 +1,102 @@
/*!
* main.c
*
* Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* @Author: NADAL Jean-Baptiste
* @Date: 08/11/2019
*
*/
// This is an independent project of an individual developer. Dear PVS-Studio, please check it.
// PVS-Studio Static Code Analyzer for C, C++, C#, and Java: http://www.viva64.com
/*-------------------------------- INCLUDES ---------------------------------*/
#include <getopt.h>
#include <restd.h>
/*--------------------------------------------------------------------------*/
int my_http_get_handler(short event, restd_conn_t *conn, void *userdata)
{
if (event & RESTD_EVENT_READ)
{
if (restd_http_get_status(conn) == RESTD_HTTP_REQ_DONE)
{
restd_http_response(conn, 200, "application/json", "{\"status\": false}", 17);
return restd_http_is_keepalive_request(conn) ? RESTD_DONE : RESTD_CLOSE;
}
}
return RESTD_OK;
}
/*--------------------------------------------------------------------------*/
int my_error_handler(short event, restd_conn_t *conn, void *userdata)
{
int http_code = 500;
if (event & RESTD_ERROR_METHOD_NOT_ALLOWED)
{
http_code = 405;
}
else if (event & RESTD_ERROR_PATH_NOT_FOUND)
{
http_code = 404;
}
restd_http_response(conn, http_code, "application/json", "{\"status\":\"error\"}", 18);
return RESTD_CLOSE; // Close connection.
}
/*--------------------------------------------------------------------------*/
void usage(void)
{
printf("Usage : domo-iot [web server path] \n");
printf("web server path: \t root path of the Web server.\n");
}
/*--------------------------------------------------------------------------*/
int main(int argc, char **argv)
{
restd_server_t *server;
if (argc < 2)
{
usage();
return -1;
}
restd_log_level(RESTD_LOG_DEBUG);
server = restd_server_new();
restd_server_set_option(server, "server.port", "8888");
restd_server_set_option(server, "server.root_path", argv[1]);
restd_server_register_request_handler(server, restd_rest_handler);
restd_server_register_error_handler(server, my_error_handler);
restd_server_register_hook(server, restd_http_handler, NULL);
restd_server_register_hook_on_path(server, "GET", "/api/zob", my_http_get_handler, NULL);
restd_server_register_hook_on_path(server, "GET", "/api/zob2", my_http_get_handler, NULL);
restd_server_register_hook_on_path(server, "PUT", "/api/zob/25", my_http_get_handler, NULL);
return restd_server_start(server);
}

15
lib/tests/test_restd.c Normal file
View File

@@ -0,0 +1,15 @@
#include "qunit.h"
#include "qlibc.h"
QUNIT_START("Test title");
TEST("Test name1") {
ASSERT_EQUAL_STR("abc", "abc");
ASSERT_EQUAL_INT(8, 8);
}
TEST("Test name2") {
ASSERT_EQUAL_PT(NULL == NULL);
}
QUNIT_END();

6
src/CMakeLists.txt
View File

@@ -13,6 +13,7 @@ include_directories (${CMAKE_SOURCE_DIR}/build/libevent/include)
include_directories (${CMAKE_SOURCE_DIR}/qlibc/include)
include_directories (${CMAKE_SOURCE_DIR}/json-c)
include_directories (${CMAKE_SOURCE_DIR}/build/json-c)
include_directories (${CMAKE_SOURCE_DIR}/nats.c/src)
include_directories (${CMAKE_CURRENT_SOURCE_DIR})
#set(CMAKE_CXX_FLAGS "-Wall -Wextra -pedantic -Werror=strict-aliasing")
@@ -21,11 +22,13 @@ file(
GLOB_RECURSE
source_files
main.c
broker/nats_broker.c
devices/devices_manager.c
devices/device.c
devices/outlet_dio.c
devices/shutter.c
devices/sprinkler.c
rest/rest_handler.c
)
add_executable (domo-iot ${source_files})
@@ -36,8 +39,9 @@ target_link_libraries (domo-iot
restd-static
qlibc-static
qlibcext-static
event
json-c
event
event_pthreads
)
install (TARGETS domo-iot DESTINATION local/bin)

140
src/broker/nats_broker.c Normal file
View File

@@ -0,0 +1,140 @@
/*!
* nats_broker.c
*
* Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* @Author: NADAL Jean-Baptiste
* @Date: 26/12/2019
*
*/
// This is an independent project of an individual developer. Dear PVS-Studio, please check it.
// PVS-Studio Static Code Analyzer for C, C++, C#, and Java: http://www.viva64.com
/*------------------------------- INCLUDES ----------------------------------*/
#include <strings.h>
#include <adapters/libevent.h>
#include "macro.h"
#include "nats_broker.h"
#define kNatsServerURL "nats.nadal-fr.com"
/*--------------------------------------------------------------------------*/
static void onMsg(natsConnection *nc, natsSubscription *sub, natsMsg *msg, void *closure)
{
printf("Received msg: %s - %.*s\n",
natsMsg_GetSubject(msg),
natsMsg_GetDataLength(msg),
natsMsg_GetData(msg));
// Need to destroy the message!
natsMsg_Destroy(msg);
}
/*--------------------------------------------------------------------------*/
nats_broker_t *nats_broker_new(void)
{
nats_broker_t *broker = NEW_OBJECT(nats_broker_t);
if (broker == NULL)
{
return NULL;
}
bzero((void *)broker, sizeof(nats_broker_t));
return broker;
}
/*--------------------------------------------------------------------------*/
void nats_broker_free(nats_broker_t *broker)
{
if (broker == NULL)
{
return;
}
// Destroy all our objects to avoid report of memory leak
if (broker->sub != NULL)
natsSubscription_Destroy(broker->sub);
if (broker->conn != NULL)
natsConnection_Destroy(broker->conn);
if (broker->opts != NULL)
natsOptions_Destroy(broker->opts);
free(broker);
}
/*--------------------------------------------------------------------------*/
int nats_broker_setup(nats_broker_t *broker, struct event_base *ev_base)
{
natsStatus status;
if (broker == NULL)
{
return -1;
}
nats_Open(-1);
// One time initialization of things that we need.
natsLibevent_Init();
if (natsOptions_Create(&broker->opts) != NATS_OK)
return -1;
if (natsOptions_UseGlobalMessageDelivery(broker->opts, true) != NATS_OK)
return -2;
// Indicate which loop and callbacks to use once connected.
if (natsOptions_SetEventLoop(broker->opts, (void *)ev_base,
natsLibevent_Attach,
natsLibevent_Read,
natsLibevent_Write,
natsLibevent_Detach) != NATS_OK)
return -3;
if (natsOptions_SetURL(broker->opts, kNatsServerURL) != NATS_OK)
return -4;
return 0;
}
/*--------------------------------------------------------------------------*/
int nats_broker_connect(nats_broker_t *broker, const char *subject)
{
if (natsConnection_Connect(&broker->conn, broker->opts) != NATS_OK)
return -1;
if (natsConnection_Subscribe(&broker->sub, broker->conn, subject, onMsg, NULL) != NATS_OK)
return -2;
// For maximum performance, set no limit on the number of pending messages.
if (natsSubscription_SetPendingLimits(broker->sub, -1, -1)!= NATS_OK)
return -3;
return 0;
}

55
src/broker/nats_broker.h Normal file
View File

@@ -0,0 +1,55 @@
/*!
* nats_broker.h
*
* Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* @Author: NADAL Jean-Baptiste
* @Date: 26/12/2019
*
*/
#ifndef _NATS_BROKER_H
#define _NATS_BROKER_H
/*------------------------------- INCLUDES ----------------------------------*/
#include <nats.h>
/*------------------------------- TYPEDEFS ----------------------------------*/
typedef struct nats_broker_s nats_broker_t;
/**
* Nats Broker Container.
*/
struct nats_broker_s
{
natsConnection *conn;
natsOptions *opts;
natsSubscription *sub;
};
/*--------------------------- PUBLIC FUNCTIONS -------------------------------*/
extern nats_broker_t *nats_broker_new(void);
extern void nats_broker_free(nats_broker_t *broker);
extern int nats_broker_setup(nats_broker_t *broker, struct event_base *ev_base);
extern int nats_broker_connect(nats_broker_t *broker, const char *subject);
#endif /*_NATS_BROKER_H */

146
src/deprecated/broker/nats-broker.cpp
View File

@@ -1,146 +0,0 @@
/*!
* nats-broker.cpp
*
* Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* @Author: NADAL Jean-Baptiste
* @Date: 13/11/2019
*
*/
// This is an independent project of an individual developer. Dear PVS-Studio, please check it.
// PVS-Studio Static Code Analyzer for C, C++, C#, and Java: http://www.viva64.com
/*------------------------------- INCLUDES ----------------------------------*/
#include <adapters/libuv.h>
#include "nats-broker.h"
#include <nats.h>
#define kNatsServerURL "nats.nadal-fr.com"
static void onMsg(natsConnection *nc, natsSubscription *sub, natsMsg *msg, void *closure)
{
printf("Received msg: %s - %.*s\n",
natsMsg_GetSubject(msg),
natsMsg_GetDataLength(msg),
natsMsg_GetData(msg));
// Need to destroy the message!
natsMsg_Destroy(msg);
}
/*! ----------------------------------------------------------------------------
* @fn NatsBroker
*
* @brief Constructor of the Nats Broker.
*/
NatsBroker::NatsBroker(void) : m_conn(NULL), m_opts(NULL), m_sub(NULL)
{
}
/*! ----------------------------------------------------------------------------
* @fn ~NatsBroker
*
* @brief Destructor of the Nats.
*/
NatsBroker::~NatsBroker(void)
{
}
/*! ----------------------------------------------------------------------------
* @fn setup
*
* @brief Setup the Broker.
*/
int NatsBroker::setup(uv_loop_t *an_evt_loop)
{
natsStatus the_status;
nats_Open(-1);
// One time initialization of things that we need.
natsLibuv_Init();
// Libuv is not thread-safe. Almost all calls to libuv need to
// occur from the thread where the loop is running. NATS library
// may have to call into the event loop from different threads.
// This call allows natsLibuv APIs to know if they are executing
// from the event loop thread or not.
natsLibuv_SetThreadLocalLoop(an_evt_loop);
if (natsOptions_Create(&m_opts) != NATS_OK)
return -1;
if (natsOptions_UseGlobalMessageDelivery(m_opts, true) != NATS_OK)
return -2;
// Indicate which loop and callbacks to use once connected.
if (natsOptions_SetEventLoop(m_opts, (void *)an_evt_loop,
natsLibuv_Attach,
natsLibuv_Read,
natsLibuv_Write,
natsLibuv_Detach) != NATS_OK)
return -3;
if (natsOptions_SetURL(m_opts, kNatsServerURL) != NATS_OK)
return -4;
return 0;
}
/*! ----------------------------------------------------------------------------
* @fn terminate
*
* @brief Terminate the Broker.
*/
int NatsBroker::terminate(void)
{
// Destroy all our objects to avoid report of memory leak
if (m_sub != NULL)
natsSubscription_Destroy(m_sub);
if (m_conn != NULL)
natsConnection_Destroy(m_conn);
if (m_opts != NULL)
natsOptions_Destroy(m_opts);
return 0;
}
/*! ----------------------------------------------------------------------------
* @fn connect
*
* @brief Ccnnect to the Broker server.
*/
int NatsBroker::connect(void)
{
if (natsConnection_Connect(&m_conn, m_opts) != NATS_OK)
return -1;
if (natsConnection_Subscribe(&m_sub, m_conn, "foo", onMsg, NULL) != NATS_OK)
return -2;
// For maximum performance, set no limit on the number of pending messages.
if (natsSubscription_SetPendingLimits(m_sub, -1, -1)!= NATS_OK)
return -3;
return 0;
}

137
src/main.c
View File

@@ -1,83 +1,53 @@
/*!
* main.c
*
* Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* @Author: NADAL Jean-Baptiste
* @Date: 08/11/2019
*
*/
* main.c
*
* Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* @Author: NADAL Jean-Baptiste
* @Date: 08/11/2019
*
*/
// This is an independent project of an individual developer. Dear PVS-Studio, please check it.
// PVS-Studio Static Code Analyzer for C, C++, C#, and Java: http://www.viva64.com
/*-------------------------------- INCLUDES ---------------------------------*/
#include <getopt.h>
#include <event2/event.h>
#include <restd.h>
/*--------------------------------------------------------------------------*/
int my_http_get_handler(short event, restd_conn_t *conn, void *userdata)
{
if (event & RESTD_EVENT_READ)
{
if (restd_http_get_status(conn) == RESTD_HTTP_REQ_DONE)
{
restd_http_response(conn, 200, "application/json", "{\"status\": false}", 17);
return restd_http_is_keepalive_request(conn) ? RESTD_DONE : RESTD_CLOSE;
}
}
return RESTD_OK;
}
/*--------------------------------------------------------------------------*/
int my_error_handler(short event, restd_conn_t *conn, void *userdata)
{
int http_code = 500;
if (event & RESTD_ERROR_METHOD_NOT_ALLOWED)
{
http_code = 405;
}
else if (event & RESTD_ERROR_PATH_NOT_FOUND)
{
http_code = 404;
}
restd_http_response(conn, http_code, "application/json", "{\"status\":\"error\"}", 18);
return RESTD_CLOSE; // Close connection.
}
#include "rest/rest_handler.h"
#include "broker/nats_broker.h"
/*--------------------------------------------------------------------------*/
void usage(void)
{
printf("Usage : domo-iot [web server path] \n");
printf("web server path: \t root path of the Web server.\n");
printf("Usage : domo-iot [web server path] \n");
printf("web server path: \t root path of the Web server.\n");
}
/*--------------------------------------------------------------------------*/
int main(int argc, char **argv)
{
restd_server_t *server;
struct event_base *ev_base;
restd_server_t *rest_server;
nats_broker_t *nats_broker;
if (argc < 2)
{
@@ -86,17 +56,42 @@ int main(int argc, char **argv)
}
restd_log_level(RESTD_LOG_DEBUG);
server = restd_server_new();
restd_server_set_option(server, "server.port", "8888");
restd_server_set_option(server, "server.root_path", argv[1]);
restd_server_register_request_handler(server, restd_rest_handler);
restd_server_register_error_handler(server, my_error_handler);
/* event loop */
ev_base = event_base_new();
if (!ev_base)
{
fprintf(stderr, "Failed to create a new event base.\n");
return -1;
}
restd_server_register_hook(server, restd_http_handler, NULL);
restd_server_register_hook_on_path(server, "GET", "/api/zob", my_http_get_handler, NULL);
restd_server_register_hook_on_path(server, "GET", "/api/zob2", my_http_get_handler, NULL);
restd_server_register_hook_on_path(server, "PUT", "/api/zob/25", my_http_get_handler, NULL);
/* Create the rest Server. */
rest_server = restd_server_new();
if (!rest_server)
{
fprintf(stderr, "Failed to create a rest server.\n");
return -1;
}
return restd_server_start(server);
restd_server_attach_event_loop(rest_server, ev_base);
if (setup_rest_server(rest_server, "8888", argv[1]) != 0)
{
fprintf(stderr, "Failed to setup rest Server\n.");
restd_server_free(rest_server);
return -1;
}
/* create and setup the nats broker. */
nats_broker = nats_broker_new();
if (!nats_broker)
{
fprintf(stderr, "Failed to create a nats broker.\n");
return -1;
}
nats_broker_setup(nats_broker, ev_base);
nats_broker_connect(nats_broker, "foo");
/* start the rest server */
return restd_server_start(rest_server);
}

64
src/rest/rest_handler.c Normal file
View File

@@ -0,0 +1,64 @@
/*!
* rest_handler.c
*
* Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* @Author: NADAL Jean-Baptiste
* @Date: 26/12/2019
*
*/
// This is an independent project of an individual developer. Dear PVS-Studio, please check it.
// PVS-Studio Static Code Analyzer for C, C++, C#, and Java: http://www.viva64.com
/*------------------------------- INCLUDES ----------------------------------*/
#include "rest_handler.h"
/*--------------------------------------------------------------------------*/
int my_error_handler(short event, restd_conn_t *conn, void *userdata)
{
int http_code = 500;
if (event & RESTD_ERROR_METHOD_NOT_ALLOWED)
{
http_code = 405;
}
else if (event & RESTD_ERROR_PATH_NOT_FOUND)
{
http_code = 404;
}
restd_http_response(conn, http_code, "application/json", "{\"status\":\"error\"}", 18);
return RESTD_CLOSE; // Close connection.
}
/*--------------------------------------------------------------------------*/
int setup_rest_server(restd_server_t *rest_server, const char *port, const char *root_path)
{
restd_server_set_option(rest_server, "server.port", port);
restd_server_set_option(rest_server, "server.root_path",root_path);
restd_server_register_request_handler(rest_server, restd_rest_handler);
restd_server_register_error_handler(rest_server, my_error_handler);
restd_server_register_hook(rest_server, restd_http_handler, NULL);
return 0;
}

34
src/deprecated/broker/nats-broker.h → src/rest/rest_handler.h
View File

@@ -1,5 +1,5 @@
/*!
* nats-broker.h
* rest_handler.h
*
* Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
*
@@ -19,37 +19,17 @@
* MA 02110-1301 USA
*
* @Author: NADAL Jean-Baptiste
* @Date: 13/11/2019
* @Date: 26/12/2019
*
*/
#ifndef _NATS_BROKER_H
#define _NATS_BROKER_H
#ifndef _REST_HANDLER_H
#define _REST_HANDLER_H
/*------------------------------- INCLUDES ----------------------------------*/
#include <nats.h>
#include <uv.h>
#include <restd.h>
/*---------------------------------- Deps -----------------------------------*/
extern int setup_rest_server(restd_server_t *rest_server, const char *port, const char *root_path);
/*--------------------------------- CLASS ----------------------------------*/
class NatsBroker
{
public:
NatsBroker(void);
~NatsBroker(void);
int setup(uv_loop_t *an_evt_loop);
int terminate(void);
int connect(void);
private:
natsConnection *m_conn;
natsOptions *m_opts;
natsSubscription *m_sub;
};
#endif /* _NATS_BROKER_H */
#endif /*_REST_HANDLER_H */