u-blox / easy-connect

Version of easy-connect with the u-blox cellular platforms C027 and C030 added.

Dependents:   HelloMQTT

esp8266-driver/TESTS/net/udp_echo_parallel/main.cpp@6:304d3ba87a01, 2017-11-03 (annotated)

Committer:
RobMeades
Date:
Fri Nov 03 13:01:23 2017 +0000
Revision:
6:304d3ba87a01
Parent:
0:19aa55d66228 
Add comment concerning N2XX baud rate.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
group-ublox 0:19aa55d66228 1 #ifndef MBED_EXTENDED_TESTS
group-ublox 0:19aa55d66228 2 #error [NOT_SUPPORTED] Parallel tests are not supported by default
group-ublox 0:19aa55d66228 3 #endif
group-ublox 0:19aa55d66228 4
group-ublox 0:19aa55d66228 5 #include "mbed.h"
group-ublox 0:19aa55d66228 6 #include "ESP8266Interface.h"
group-ublox 0:19aa55d66228 7 #include "UDPSocket.h"
group-ublox 0:19aa55d66228 8 #include "greentea-client/test_env.h"
group-ublox 0:19aa55d66228 9 #include "unity/unity.h"
group-ublox 0:19aa55d66228 10 #include "utest.h"
group-ublox 0:19aa55d66228 11
group-ublox 0:19aa55d66228 12 using namespace utest::v1;
group-ublox 0:19aa55d66228 13
group-ublox 0:19aa55d66228 14
group-ublox 0:19aa55d66228 15 #ifndef MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE
group-ublox 0:19aa55d66228 16 #define MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE 64
group-ublox 0:19aa55d66228 17 #endif
group-ublox 0:19aa55d66228 18
group-ublox 0:19aa55d66228 19 #ifndef MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT
group-ublox 0:19aa55d66228 20 #define MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT 500
group-ublox 0:19aa55d66228 21 #endif
group-ublox 0:19aa55d66228 22
group-ublox 0:19aa55d66228 23 #ifndef MBED_CFG_UDP_CLIENT_ECHO_THREADS
group-ublox 0:19aa55d66228 24 #define MBED_CFG_UDP_CLIENT_ECHO_THREADS 3
group-ublox 0:19aa55d66228 25 #endif
group-ublox 0:19aa55d66228 26
group-ublox 0:19aa55d66228 27 #ifndef MBED_CFG_ESP8266_TX
group-ublox 0:19aa55d66228 28 #define MBED_CFG_ESP8266_TX D1
group-ublox 0:19aa55d66228 29 #endif
group-ublox 0:19aa55d66228 30
group-ublox 0:19aa55d66228 31 #ifndef MBED_CFG_ESP8266_RX
group-ublox 0:19aa55d66228 32 #define MBED_CFG_ESP8266_RX D0
group-ublox 0:19aa55d66228 33 #endif
group-ublox 0:19aa55d66228 34
group-ublox 0:19aa55d66228 35 #ifndef MBED_CFG_ESP8266_DEBUG
group-ublox 0:19aa55d66228 36 #define MBED_CFG_ESP8266_DEBUG false
group-ublox 0:19aa55d66228 37 #endif
group-ublox 0:19aa55d66228 38
group-ublox 0:19aa55d66228 39 #define STRINGIZE(x) STRINGIZE2(x)
group-ublox 0:19aa55d66228 40 #define STRINGIZE2(x) #x
group-ublox 0:19aa55d66228 41
group-ublox 0:19aa55d66228 42
group-ublox 0:19aa55d66228 43 const int ECHO_LOOPS = 16;
group-ublox 0:19aa55d66228 44 ESP8266Interface net(MBED_CFG_ESP8266_TX, MBED_CFG_ESP8266_RX, MBED_CFG_ESP8266_DEBUG);
group-ublox 0:19aa55d66228 45 SocketAddress udp_addr;
group-ublox 0:19aa55d66228 46 Mutex iomutex;
group-ublox 0:19aa55d66228 47 char uuid[48] = {0};
group-ublox 0:19aa55d66228 48
group-ublox 0:19aa55d66228 49 // NOTE: assuming that "id" stays in the single digits
group-ublox 0:19aa55d66228 50 void prep_buffer(int id, char *uuid, char *tx_buffer, size_t tx_size) {
group-ublox 0:19aa55d66228 51 size_t i = 0;
group-ublox 0:19aa55d66228 52
group-ublox 0:19aa55d66228 53 tx_buffer[i++] = '0' + id;
group-ublox 0:19aa55d66228 54 tx_buffer[i++] = ' ';
group-ublox 0:19aa55d66228 55
group-ublox 0:19aa55d66228 56 memcpy(tx_buffer+i, uuid, strlen(uuid));
group-ublox 0:19aa55d66228 57 i += strlen(uuid);
group-ublox 0:19aa55d66228 58
group-ublox 0:19aa55d66228 59 tx_buffer[i++] = ' ';
group-ublox 0:19aa55d66228 60
group-ublox 0:19aa55d66228 61 for (; i<tx_size; ++i) {
group-ublox 0:19aa55d66228 62 tx_buffer[i] = (rand() % 10) + '0';
group-ublox 0:19aa55d66228 63 }
group-ublox 0:19aa55d66228 64 }
group-ublox 0:19aa55d66228 65
group-ublox 0:19aa55d66228 66
group-ublox 0:19aa55d66228 67 // Each echo class is in charge of one parallel transaction
group-ublox 0:19aa55d66228 68 class Echo {
group-ublox 0:19aa55d66228 69 private:
group-ublox 0:19aa55d66228 70 char tx_buffer[MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE];
group-ublox 0:19aa55d66228 71 char rx_buffer[MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE];
group-ublox 0:19aa55d66228 72
group-ublox 0:19aa55d66228 73 UDPSocket sock;
group-ublox 0:19aa55d66228 74 Thread thread;
group-ublox 0:19aa55d66228 75 bool result;
group-ublox 0:19aa55d66228 76 int id;
group-ublox 0:19aa55d66228 77 char *uuid;
group-ublox 0:19aa55d66228 78
group-ublox 0:19aa55d66228 79 public:
group-ublox 0:19aa55d66228 80 // Limiting stack size to 1k
group-ublox 0:19aa55d66228 81 Echo(): thread(osPriorityNormal, 1024), result(false) {
group-ublox 0:19aa55d66228 82 }
group-ublox 0:19aa55d66228 83
group-ublox 0:19aa55d66228 84 void start(int id, char *uuid) {
group-ublox 0:19aa55d66228 85 this->id = id;
group-ublox 0:19aa55d66228 86 this->uuid = uuid;
group-ublox 0:19aa55d66228 87 osStatus status = thread.start(callback(this, &Echo::echo));
group-ublox 0:19aa55d66228 88 }
group-ublox 0:19aa55d66228 89
group-ublox 0:19aa55d66228 90 void join() {
group-ublox 0:19aa55d66228 91 osStatus status = thread.join();
group-ublox 0:19aa55d66228 92 TEST_ASSERT_EQUAL(osOK, status);
group-ublox 0:19aa55d66228 93 }
group-ublox 0:19aa55d66228 94
group-ublox 0:19aa55d66228 95 void echo() {
group-ublox 0:19aa55d66228 96 int success = 0;
group-ublox 0:19aa55d66228 97
group-ublox 0:19aa55d66228 98 int err = sock.open(&net);
group-ublox 0:19aa55d66228 99 TEST_ASSERT_EQUAL(0, err);
group-ublox 0:19aa55d66228 100
group-ublox 0:19aa55d66228 101 sock.set_timeout(MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT);
group-ublox 0:19aa55d66228 102
group-ublox 0:19aa55d66228 103 for (int i = 0; success < ECHO_LOOPS; i++) {
group-ublox 0:19aa55d66228 104 prep_buffer(id, uuid, tx_buffer, sizeof(tx_buffer));
group-ublox 0:19aa55d66228 105 const int ret = sock.sendto(udp_addr, tx_buffer, sizeof(tx_buffer));
group-ublox 0:19aa55d66228 106 if (ret >= 0) {
group-ublox 0:19aa55d66228 107 iomutex.lock();
group-ublox 0:19aa55d66228 108 printf("[ID:%01d][%02d] sent %d bytes - %.*s \n", id, i, ret, ret, tx_buffer);
group-ublox 0:19aa55d66228 109 iomutex.unlock();
group-ublox 0:19aa55d66228 110 } else {
group-ublox 0:19aa55d66228 111 iomutex.lock();
group-ublox 0:19aa55d66228 112 printf("[ID:%01d][%02d] Network error %d\n", id, i, ret);
group-ublox 0:19aa55d66228 113 iomutex.unlock();
group-ublox 0:19aa55d66228 114 continue;
group-ublox 0:19aa55d66228 115 }
group-ublox 0:19aa55d66228 116
group-ublox 0:19aa55d66228 117 SocketAddress temp_addr;
group-ublox 0:19aa55d66228 118 const int n = sock.recvfrom(&temp_addr, rx_buffer, sizeof(rx_buffer));
group-ublox 0:19aa55d66228 119 if (n >= 0) {
group-ublox 0:19aa55d66228 120 iomutex.lock();
group-ublox 0:19aa55d66228 121 printf("[ID:%01d][%02d] recv %d bytes - %.*s \n", id, i, n, n, tx_buffer);
group-ublox 0:19aa55d66228 122 iomutex.unlock();
group-ublox 0:19aa55d66228 123 } else {
group-ublox 0:19aa55d66228 124 iomutex.lock();
group-ublox 0:19aa55d66228 125 printf("[ID:%01d][%02d] Network error %d\n", id, i, n);
group-ublox 0:19aa55d66228 126 iomutex.unlock();
group-ublox 0:19aa55d66228 127 continue;
group-ublox 0:19aa55d66228 128 }
group-ublox 0:19aa55d66228 129
group-ublox 0:19aa55d66228 130 if ((temp_addr == udp_addr &&
group-ublox 0:19aa55d66228 131 n == sizeof(tx_buffer) &&
group-ublox 0:19aa55d66228 132 memcmp(rx_buffer, tx_buffer, sizeof(rx_buffer)) == 0)) {
group-ublox 0:19aa55d66228 133 success += 1;
group-ublox 0:19aa55d66228 134 iomutex.lock();
group-ublox 0:19aa55d66228 135 printf("[ID:%01d][%02d] success #%d\n", id, i, success);
group-ublox 0:19aa55d66228 136 iomutex.unlock();
group-ublox 0:19aa55d66228 137 continue;
group-ublox 0:19aa55d66228 138 }
group-ublox 0:19aa55d66228 139
group-ublox 0:19aa55d66228 140 // failed, clean out any remaining bad packets
group-ublox 0:19aa55d66228 141 sock.set_timeout(0);
group-ublox 0:19aa55d66228 142 while (true) {
group-ublox 0:19aa55d66228 143 err = sock.recvfrom(NULL, NULL, 0);
group-ublox 0:19aa55d66228 144 if (err == NSAPI_ERROR_WOULD_BLOCK) {
group-ublox 0:19aa55d66228 145 break;
group-ublox 0:19aa55d66228 146 }
group-ublox 0:19aa55d66228 147 }
group-ublox 0:19aa55d66228 148 sock.set_timeout(MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT);
group-ublox 0:19aa55d66228 149 }
group-ublox 0:19aa55d66228 150
group-ublox 0:19aa55d66228 151 result = success == ECHO_LOOPS;
group-ublox 0:19aa55d66228 152
group-ublox 0:19aa55d66228 153 err = sock.close();
group-ublox 0:19aa55d66228 154 TEST_ASSERT_EQUAL(0, err);
group-ublox 0:19aa55d66228 155 if (err) {
group-ublox 0:19aa55d66228 156 result = false;
group-ublox 0:19aa55d66228 157 }
group-ublox 0:19aa55d66228 158 }
group-ublox 0:19aa55d66228 159
group-ublox 0:19aa55d66228 160 bool get_result() {
group-ublox 0:19aa55d66228 161 return result;
group-ublox 0:19aa55d66228 162 }
group-ublox 0:19aa55d66228 163 };
group-ublox 0:19aa55d66228 164
group-ublox 0:19aa55d66228 165 Echo *echoers[MBED_CFG_UDP_CLIENT_ECHO_THREADS];
group-ublox 0:19aa55d66228 166
group-ublox 0:19aa55d66228 167
group-ublox 0:19aa55d66228 168 void test_udp_echo_parallel() {
group-ublox 0:19aa55d66228 169 int err = net.connect(STRINGIZE(MBED_CFG_ESP8266_SSID), STRINGIZE(MBED_CFG_ESP8266_PASS));
group-ublox 0:19aa55d66228 170 TEST_ASSERT_EQUAL(0, err);
group-ublox 0:19aa55d66228 171
group-ublox 0:19aa55d66228 172 if (err) {
group-ublox 0:19aa55d66228 173 printf("MBED: failed to connect with an error of %d\r\n", err);
group-ublox 0:19aa55d66228 174 GREENTEA_TESTSUITE_RESULT(false);
group-ublox 0:19aa55d66228 175 } else {
group-ublox 0:19aa55d66228 176 printf("UDP client IP Address is %s\n", net.get_ip_address());
group-ublox 0:19aa55d66228 177
group-ublox 0:19aa55d66228 178 greentea_send_kv("target_ip", net.get_ip_address());
group-ublox 0:19aa55d66228 179
group-ublox 0:19aa55d66228 180 char recv_key[] = "host_port";
group-ublox 0:19aa55d66228 181 char ipbuf[60] = {0};
group-ublox 0:19aa55d66228 182 char portbuf[16] = {0};
group-ublox 0:19aa55d66228 183 unsigned int port = 0;
group-ublox 0:19aa55d66228 184
group-ublox 0:19aa55d66228 185 greentea_send_kv("host_ip", " ");
group-ublox 0:19aa55d66228 186 greentea_parse_kv(recv_key, ipbuf, sizeof(recv_key), sizeof(ipbuf));
group-ublox 0:19aa55d66228 187
group-ublox 0:19aa55d66228 188 greentea_send_kv("host_port", " ");
group-ublox 0:19aa55d66228 189 greentea_parse_kv(recv_key, portbuf, sizeof(recv_key), sizeof(ipbuf));
group-ublox 0:19aa55d66228 190 sscanf(portbuf, "%u", &port);
group-ublox 0:19aa55d66228 191
group-ublox 0:19aa55d66228 192 printf("MBED: UDP Server IP address received: %s:%d \n", ipbuf, port);
group-ublox 0:19aa55d66228 193 udp_addr.set_ip_address(ipbuf);
group-ublox 0:19aa55d66228 194 udp_addr.set_port(port);
group-ublox 0:19aa55d66228 195
group-ublox 0:19aa55d66228 196 // Startup echo threads in parallel
group-ublox 0:19aa55d66228 197 for (int i = 0; i < MBED_CFG_UDP_CLIENT_ECHO_THREADS; i++) {
group-ublox 0:19aa55d66228 198 echoers[i] = new Echo;
group-ublox 0:19aa55d66228 199 echoers[i]->start(i, uuid);
group-ublox 0:19aa55d66228 200 }
group-ublox 0:19aa55d66228 201
group-ublox 0:19aa55d66228 202 bool result = true;
group-ublox 0:19aa55d66228 203
group-ublox 0:19aa55d66228 204 for (int i = 0; i < MBED_CFG_UDP_CLIENT_ECHO_THREADS; i++) {
group-ublox 0:19aa55d66228 205 echoers[i]->join();
group-ublox 0:19aa55d66228 206 result = result && echoers[i]->get_result();
group-ublox 0:19aa55d66228 207 delete echoers[i];
group-ublox 0:19aa55d66228 208 }
group-ublox 0:19aa55d66228 209
group-ublox 0:19aa55d66228 210 net.disconnect();
group-ublox 0:19aa55d66228 211 TEST_ASSERT_EQUAL(true, result);
group-ublox 0:19aa55d66228 212 }
group-ublox 0:19aa55d66228 213 }
group-ublox 0:19aa55d66228 214
group-ublox 0:19aa55d66228 215
group-ublox 0:19aa55d66228 216 // Test setup
group-ublox 0:19aa55d66228 217 utest::v1::status_t test_setup(const size_t number_of_cases) {
group-ublox 0:19aa55d66228 218 GREENTEA_SETUP(120, "udp_echo");
group-ublox 0:19aa55d66228 219 return verbose_test_setup_handler(number_of_cases);
group-ublox 0:19aa55d66228 220 }
group-ublox 0:19aa55d66228 221
group-ublox 0:19aa55d66228 222 Case cases[] = {
group-ublox 0:19aa55d66228 223 Case("UDP echo parallel", test_udp_echo_parallel),
group-ublox 0:19aa55d66228 224 };
group-ublox 0:19aa55d66228 225
group-ublox 0:19aa55d66228 226 Specification specification(test_setup, cases);
group-ublox 0:19aa55d66228 227
group-ublox 0:19aa55d66228 228 int main() {
group-ublox 0:19aa55d66228 229 return !Harness::run(specification);
group-ublox 0:19aa55d66228 230 }
group-ublox 0:19aa55d66228 231