1 | // Copyright (c) Microsoft. All rights reserved.
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2 | // Licensed under the MIT license. See LICENSE file in the project root for full license information.
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3 |
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4 | #include <stdlib.h>
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5 | #include <stdint.h>
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6 | #include <stdbool.h>
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7 | #include <ctype.h>
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8 | #include <limits.h>
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9 | #include <inttypes.h>
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10 |
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11 | #include "azure_c_shared_utility/gballoc.h"
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12 | #include "azure_c_shared_utility/platform.h"
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13 | #include "azure_c_shared_utility/xlogging.h"
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14 | #include "azure_c_shared_utility/crt_abstractions.h"
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15 | #include "azure_c_shared_utility/tlsio.h"
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16 | #include "azure_c_shared_utility/shared_util_options.h"
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17 | #include "azure_c_shared_utility/http_proxy_io.h"
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18 | #include "azure_c_shared_utility/urlencode.h"
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19 | #include "azure_c_shared_utility/http_proxy_io.h"
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20 |
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21 | #include "azure_prov_client/internal/prov_transport_mqtt_common.h"
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22 | #include "azure_umqtt_c/mqtt_client.h"
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23 |
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24 | #include "azure_prov_client/prov_client_const.h"
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25 |
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26 | #define SUBSCRIBE_TOPIC_COUNT 1
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27 |
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28 | static const char* const MQTT_SUBSCRIBE_TOPIC = "$dps/registrations/res/#";
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29 | static const char* const MQTT_USERNAME_FMT = "%s/registrations/%s/api-version=%s&ClientVersion=%s";
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30 | static const char* const MQTT_REGISTER_MESSAGE_FMT = "$dps/registrations/PUT/iotdps-register/?$rid=%d";
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31 | static const char* const MQTT_STATUS_MESSAGE_FMT = "$dps/registrations/GET/iotdps-get-operationstatus/?$rid=%d&operationId=%s";
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32 | static const char* const MQTT_TOPIC_STATUS_PREFIX = "$dps/registrations/res/";
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33 | static const char* const KEY_NAME_VALUE = "registration";
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34 |
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35 | typedef enum MQTT_TRANSPORT_STATE_TAG
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36 | {
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37 | MQTT_STATE_IDLE,
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38 | MQTT_STATE_DISCONNECTED,
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39 | MQTT_STATE_CONNECTING,
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40 | MQTT_STATE_CONNECTED,
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41 |
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42 | MQTT_STATE_SUBSCRIBING,
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43 | MQTT_STATE_SUBSCRIBED,
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44 |
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45 | MQTT_STATE_ERROR
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46 | } MQTT_TRANSPORT_STATE;
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47 |
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48 | typedef enum PROV_TRANSPORT_STATE_TAG
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49 | {
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50 | TRANSPORT_CLIENT_STATE_IDLE,
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51 |
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52 | TRANSPORT_CLIENT_STATE_REG_SEND,
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53 | TRANSPORT_CLIENT_STATE_REG_SENT,
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54 | TRANSPORT_CLIENT_STATE_REG_RECV,
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55 |
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56 | TRANSPORT_CLIENT_STATE_STATUS_SEND,
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57 | TRANSPORT_CLIENT_STATE_STATUS_SENT,
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58 | TRANSPORT_CLIENT_STATE_STATUS_RECV,
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59 |
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60 | TRANSPORT_CLIENT_STATE_TRANSIENT,
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61 | TRANSPORT_CLIENT_STATE_ERROR
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62 | } PROV_TRANSPORT_STATE;
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63 |
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64 | typedef struct PROV_TRANSPORT_MQTT_INFO_TAG
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65 | {
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66 | PROV_DEVICE_TRANSPORT_REGISTER_CALLBACK register_data_cb;
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67 | void* user_ctx;
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68 | PROV_DEVICE_TRANSPORT_STATUS_CALLBACK status_cb;
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69 | void* status_ctx;
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70 | PROV_TRANSPORT_CHALLENGE_CALLBACK challenge_cb;
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71 | void* challenge_ctx;
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72 | PROV_TRANSPORT_JSON_PARSE json_parse_cb;
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73 | PROV_TRANSPORT_CREATE_JSON_PAYLOAD json_create_cb;
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74 | void* json_ctx;
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75 |
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76 | MQTT_CLIENT_HANDLE mqtt_client;
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77 |
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78 | char* hostname;
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79 |
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80 | HTTP_PROXY_OPTIONS proxy_option;
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81 |
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82 | char* x509_cert;
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83 | char* private_key;
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84 |
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85 | char* certificate;
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86 |
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87 | BUFFER_HANDLE ek;
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88 | BUFFER_HANDLE srk;
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89 | char* registration_id;
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90 | char* scope_id;
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91 | char* sas_token;
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92 |
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93 | char* operation_id;
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94 |
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95 | char* api_version;
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96 | char* payload_data;
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97 |
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98 | bool log_trace;
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99 |
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100 | uint16_t packet_id;
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101 |
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102 | TRANSPORT_HSM_TYPE hsm_type;
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103 |
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104 | PROV_MQTT_TRANSPORT_IO transport_io_cb;
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105 |
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106 | PROV_TRANSPORT_STATE transport_state;
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107 | MQTT_TRANSPORT_STATE mqtt_state;
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108 |
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109 | XIO_HANDLE transport_io;
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110 | uint32_t retry_after_value;
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111 |
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112 | PROV_TRANSPORT_ERROR_CALLBACK error_cb;
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113 | void* error_ctx;
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114 | } PROV_TRANSPORT_MQTT_INFO;
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115 |
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116 | static uint16_t get_next_packet_id(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
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117 | {
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118 | if (mqtt_info->packet_id + 1 >= USHRT_MAX)
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119 | {
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120 | mqtt_info->packet_id = 1;
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121 | }
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122 | else
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123 | {
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124 | mqtt_info->packet_id++;
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125 | }
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126 | return mqtt_info->packet_id;
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127 | }
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128 |
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129 | static void mqtt_error_callback(MQTT_CLIENT_HANDLE handle, MQTT_CLIENT_EVENT_ERROR error, void* user_ctx)
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130 | {
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131 | (void)handle;
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132 | if (user_ctx != NULL)
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133 | {
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134 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)user_ctx;
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135 | switch (error)
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136 | {
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137 | case MQTT_CLIENT_CONNECTION_ERROR:
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138 | case MQTT_CLIENT_COMMUNICATION_ERROR:
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139 | LogError("MQTT communication error");
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140 | break;
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141 | case MQTT_CLIENT_NO_PING_RESPONSE:
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142 | LogError("Mqtt Ping Response was not encountered. Reconnecting device...");
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143 | break;
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144 |
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145 | case MQTT_CLIENT_PARSE_ERROR:
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146 | case MQTT_CLIENT_MEMORY_ERROR:
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147 | case MQTT_CLIENT_UNKNOWN_ERROR:
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148 | default:
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149 | {
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150 | LogError("INTERNAL ERROR: unexpected error value received %d", error);
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151 | break;
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152 | }
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153 | }
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154 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
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155 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
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156 | }
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157 | else
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158 | {
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159 | LogError("mqtt_error_callback was invoked with a NULL context");
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160 | }
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161 | }
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162 |
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163 | #ifndef NO_LOGGING
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164 | static const char* retrieve_mqtt_return_codes(CONNECT_RETURN_CODE rtn_code)
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165 | {
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166 | switch (rtn_code)
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167 | {
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168 | case CONNECTION_ACCEPTED:
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169 | return "Accepted";
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170 | case CONN_REFUSED_UNACCEPTABLE_VERSION:
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171 | return "Unacceptable Version";
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172 | case CONN_REFUSED_ID_REJECTED:
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173 | return "Id Rejected";
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174 | case CONN_REFUSED_SERVER_UNAVAIL:
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175 | return "Server Unavailable";
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176 | case CONN_REFUSED_BAD_USERNAME_PASSWORD:
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177 | return "Bad Username/Password";
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178 | case CONN_REFUSED_NOT_AUTHORIZED:
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179 | return "Not Authorized";
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180 | case CONN_REFUSED_UNKNOWN:
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181 | default:
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182 | return "Unknown";
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183 | }
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184 | }
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185 | #endif // NO_LOGGING
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186 |
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187 | static void mqtt_operation_complete_callback(MQTT_CLIENT_HANDLE handle, MQTT_CLIENT_EVENT_RESULT event_result, const void* msg_info, void* user_ctx)
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188 | {
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189 | (void)handle;
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190 | (void)msg_info;
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191 | if (user_ctx != NULL)
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192 | {
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193 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)user_ctx;
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194 | switch (event_result)
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195 | {
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196 | case MQTT_CLIENT_ON_CONNACK:
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197 | {
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198 | const CONNECT_ACK* connack = (const CONNECT_ACK*)msg_info;
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199 | if (connack != NULL)
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200 | {
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201 | if (connack->returnCode == CONNECTION_ACCEPTED)
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202 | {
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203 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_052: [ Once the mqtt CONNACK is recieved prov_transport_common_mqtt_dowork shall set mqtt_state to MQTT_STATE_CONNECTED ] */
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204 | mqtt_info->mqtt_state = MQTT_STATE_CONNECTED;
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205 | }
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206 | else
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207 | {
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208 | LogError("Connection Not Accepted: 0x%x: %s", connack->returnCode, retrieve_mqtt_return_codes(connack->returnCode));
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209 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
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210 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
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211 | if (mqtt_info->error_cb != NULL)
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212 | {
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213 | mqtt_info->error_cb(PROV_DEVICE_ERROR_KEY_UNAUTHORIZED, mqtt_info->error_ctx);
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214 | }
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215 | }
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216 | }
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217 | else
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218 | {
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219 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
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220 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
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221 | LogError("CONNECT_ACK packet is NULL");
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222 | }
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223 | break;
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224 | }
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225 | case MQTT_CLIENT_ON_SUBSCRIBE_ACK:
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226 | {
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227 | const SUBSCRIBE_ACK* suback = (const SUBSCRIBE_ACK*)msg_info;
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228 | if (suback != NULL)
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229 | {
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230 | size_t index = 0;
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231 | for (index = 0; index < suback->qosCount; index++)
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232 | {
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233 | if (suback->qosReturn[index] == DELIVER_FAILURE)
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234 | {
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235 | LogError("Subscribe delivery failure of subscribe %lu", (unsigned long)index);
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236 | break;
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237 | }
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238 | }
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239 |
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240 | if (index == suback->qosCount)
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241 | {
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242 | mqtt_info->mqtt_state = MQTT_STATE_SUBSCRIBED;
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243 | }
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244 | else
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245 | {
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246 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
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247 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
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248 | }
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249 | }
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250 | else
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251 | {
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252 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
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253 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
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254 | LogError("SUBSCRIBE_ACK packet is NULL");
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255 | }
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256 | break;
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257 | }
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258 | case MQTT_CLIENT_ON_PUBLISH_ACK:
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259 | case MQTT_CLIENT_ON_PUBLISH_COMP:
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260 | case MQTT_CLIENT_ON_PUBLISH_RECV:
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261 | case MQTT_CLIENT_ON_PUBLISH_REL:
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262 | case MQTT_CLIENT_ON_DISCONNECT:
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263 | case MQTT_CLIENT_ON_UNSUBSCRIBE_ACK:
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264 | break;
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265 | default:
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266 | LogError("Unknown MQTT_CLIENT_EVENT_RESULT item %d", (int)event_result);
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267 | break;
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268 | }
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269 | }
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270 | else
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271 | {
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272 | LogError("mqtt_operation_complete_callback was invoked with a NULL context");
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273 | }
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274 | }
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275 |
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276 | static int get_retry_after_property(const char* topic_name, PROV_TRANSPORT_MQTT_INFO* mqtt_info)
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277 | {
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278 | int result = MU_FAILURE;
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279 |
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280 | const char* iterator = topic_name;
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281 |
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282 | size_t topic_len = strlen(iterator);
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283 | size_t retry_len = strlen(RETRY_AFTER_KEY_VALUE);
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284 | while (iterator != NULL && *iterator != '\0')
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285 | {
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286 | if (topic_len > retry_len)
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287 | {
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288 | if (memcmp(iterator, RETRY_AFTER_KEY_VALUE, retry_len) == 0)
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289 | {
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290 | // send the retry-after value to parse
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291 | mqtt_info->retry_after_value = parse_retry_after_value(iterator + retry_len + 1);
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292 | result = 0;
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293 | break;
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294 | }
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295 | }
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296 | else
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297 | {
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298 | // Topic string is not there
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299 | result = MU_FAILURE;
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300 | break;
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301 | }
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302 | iterator++;
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303 | topic_len--;
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304 | }
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305 | return result;
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306 | }
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307 |
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308 | static void mqtt_notification_callback(MQTT_MESSAGE_HANDLE handle, void* user_ctx)
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309 | {
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310 | if (user_ctx != NULL)
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311 | {
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312 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)user_ctx;
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313 |
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314 | bool is_transient_error = false;
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315 | const char* topic_resp = mqttmessage_getTopicName(handle);
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316 | if (topic_resp != NULL)
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317 | {
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318 | // Extract the registration status
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319 | size_t status_pos = strlen(MQTT_TOPIC_STATUS_PREFIX);
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320 | if (memcmp(MQTT_TOPIC_STATUS_PREFIX, topic_resp, status_pos) == 0)
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321 | {
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322 | // If the status code is >= 429 then this is a transient error
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323 | long status_code = atol(topic_resp + status_pos);
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324 | if (status_code >= PROV_STATUS_CODE_TRANSIENT_ERROR)
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325 | {
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326 | // On transient error reset the transport to send state
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327 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_TRANSIENT;
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328 | is_transient_error = true;
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329 | }
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330 | }
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331 |
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332 | // Get the retry after field on failures this value will
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333 | // be set to the default value
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334 | (void)get_retry_after_property(topic_resp, mqtt_info);
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335 | }
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336 | else
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337 | {
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338 | LogError("failure topic name is NULL");
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339 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
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340 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
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341 | }
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342 |
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343 | if (!is_transient_error)
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344 | {
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345 | const APP_PAYLOAD* payload = mqttmessage_getApplicationMsg(handle);
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346 | if (payload != NULL)
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347 | {
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348 | if (mqtt_info->payload_data != NULL)
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349 | {
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350 | free(mqtt_info->payload_data);
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351 | mqtt_info->payload_data = NULL;
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352 | }
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353 |
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354 | if ((mqtt_info->payload_data = malloc(payload->length + 1)) == NULL)
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355 | {
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356 | LogError("failure allocating payload data");
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357 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
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358 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
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359 | }
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360 | else
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361 | {
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362 | memset(mqtt_info->payload_data, 0, payload->length + 1);
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363 | memcpy(mqtt_info->payload_data, payload->message, payload->length);
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364 | if (mqtt_info->transport_state == TRANSPORT_CLIENT_STATE_REG_SENT)
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365 | {
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366 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_REG_RECV;
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367 | }
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368 | else
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369 | {
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370 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_STATUS_RECV;
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371 | }
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372 | }
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373 | }
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374 | else
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375 | {
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376 | LogError("failure NULL message encountered from umqtt");
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377 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
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378 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
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379 | }
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380 | }
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381 | }
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382 | else
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383 | {
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384 | LogError("mqtt_notification_callback was invoked with a NULL context");
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385 | }
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386 | }
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387 |
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388 | static int send_mqtt_message(PROV_TRANSPORT_MQTT_INFO* mqtt_info, const char* msg_topic)
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389 | {
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390 | int result;
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391 | MQTT_MESSAGE_HANDLE msg_handle = NULL;
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392 | char* prov_payload;
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393 |
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394 | if ((prov_payload = mqtt_info->json_create_cb(NULL, NULL, mqtt_info->json_ctx)) == NULL)
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395 | {
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396 | LogError("Failed creating json mqtt payload");
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397 | result = MU_FAILURE;
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398 | }
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399 | else if ((msg_handle = mqttmessage_create_in_place(get_next_packet_id(mqtt_info), msg_topic, DELIVER_AT_MOST_ONCE, (const uint8_t*)prov_payload, strlen(prov_payload))) == NULL)
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400 | {
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401 | LogError("Failed creating mqtt message");
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402 | result = MU_FAILURE;
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403 | free(prov_payload);
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404 | }
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405 | else
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406 | {
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407 | if (mqtt_client_publish(mqtt_info->mqtt_client, msg_handle) != 0)
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408 | {
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409 | LogError("Failed publishing client message");
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410 | result = MU_FAILURE;
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411 | }
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412 | else
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413 | {
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414 | result = 0;
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415 | }
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416 | mqttmessage_destroy(msg_handle);
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417 | free(prov_payload);
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418 | }
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419 | return result;
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420 | }
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421 |
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422 | static int send_register_message(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
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423 | {
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424 | int result;
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425 | char* msg_topic;
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426 |
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427 | size_t length = strlen(MQTT_REGISTER_MESSAGE_FMT) + 8;
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428 | if ((msg_topic = malloc(length + 1)) == NULL)
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429 | {
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430 | LogError("Failed allocating mqtt registration message");
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431 | result = MU_FAILURE;
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432 | }
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433 | else if (sprintf(msg_topic, MQTT_REGISTER_MESSAGE_FMT, mqtt_info->packet_id) <= 0)
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434 | {
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435 | LogError("Failed setting registration message");
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436 | free(msg_topic);
|
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437 | result = MU_FAILURE;
|
---|
438 | }
|
---|
439 | else
|
---|
440 | {
|
---|
441 | result = send_mqtt_message(mqtt_info, msg_topic);
|
---|
442 | free(msg_topic);
|
---|
443 | }
|
---|
444 | return result;
|
---|
445 | }
|
---|
446 |
|
---|
447 | static int send_operation_status_message(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
|
---|
448 | {
|
---|
449 | int result;
|
---|
450 | char* msg_topic;
|
---|
451 |
|
---|
452 | size_t length = strlen(MQTT_STATUS_MESSAGE_FMT) + strlen(mqtt_info->operation_id) + 8;
|
---|
453 | if ((msg_topic = malloc(length + 1)) == NULL)
|
---|
454 | {
|
---|
455 | LogError("Failed allocating mqtt status message");
|
---|
456 | result = MU_FAILURE;
|
---|
457 | }
|
---|
458 | else if (sprintf(msg_topic, MQTT_STATUS_MESSAGE_FMT, mqtt_info->packet_id, mqtt_info->operation_id) <= 0)
|
---|
459 | {
|
---|
460 | LogError("Failed creating mqtt status message");
|
---|
461 | free(msg_topic);
|
---|
462 | result = MU_FAILURE;
|
---|
463 | }
|
---|
464 | else
|
---|
465 | {
|
---|
466 | result = send_mqtt_message(mqtt_info, msg_topic);
|
---|
467 | free(msg_topic);
|
---|
468 | }
|
---|
469 | return result;
|
---|
470 | }
|
---|
471 |
|
---|
472 | static int subscribe_to_topic(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
|
---|
473 | {
|
---|
474 | int result;
|
---|
475 | SUBSCRIBE_PAYLOAD subscribe[SUBSCRIBE_TOPIC_COUNT];
|
---|
476 | subscribe[0].subscribeTopic = MQTT_SUBSCRIBE_TOPIC;
|
---|
477 | subscribe[0].qosReturn = DELIVER_AT_LEAST_ONCE;
|
---|
478 |
|
---|
479 | if (mqtt_client_subscribe(mqtt_info->mqtt_client, get_next_packet_id(mqtt_info), subscribe, SUBSCRIBE_TOPIC_COUNT) != 0)
|
---|
480 | {
|
---|
481 | LogError("Failed subscribing to topic.");
|
---|
482 | result = MU_FAILURE;
|
---|
483 | }
|
---|
484 | else
|
---|
485 | {
|
---|
486 | result = 0;
|
---|
487 | }
|
---|
488 | return result;
|
---|
489 | }
|
---|
490 |
|
---|
491 | static char* construct_username(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
|
---|
492 | {
|
---|
493 | char* result;
|
---|
494 | size_t length;
|
---|
495 |
|
---|
496 | length = strlen(MQTT_USERNAME_FMT) + strlen(mqtt_info->registration_id) + strlen(mqtt_info->scope_id) + strlen(mqtt_info->api_version) + strlen(PROV_DEVICE_CLIENT_VERSION);
|
---|
497 | if ((result = malloc(length + 1)) == NULL)
|
---|
498 | {
|
---|
499 | LogError("Failure allocating username");
|
---|
500 | result = NULL;
|
---|
501 | }
|
---|
502 | else if (sprintf(result, MQTT_USERNAME_FMT, mqtt_info->scope_id, mqtt_info->registration_id, mqtt_info->api_version, PROV_DEVICE_CLIENT_VERSION) <= 0)
|
---|
503 | {
|
---|
504 | LogError("Failure creating mqtt username");
|
---|
505 | free(result);
|
---|
506 | result = NULL;
|
---|
507 | }
|
---|
508 | return result;
|
---|
509 | }
|
---|
510 |
|
---|
511 | static int create_transport_io_object(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
|
---|
512 | {
|
---|
513 | int result;
|
---|
514 | if (mqtt_info->transport_io == NULL)
|
---|
515 | {
|
---|
516 | HTTP_PROXY_OPTIONS* transport_proxy;
|
---|
517 | if (mqtt_info->proxy_option.host_address != NULL)
|
---|
518 | {
|
---|
519 | transport_proxy = &mqtt_info->proxy_option;
|
---|
520 | }
|
---|
521 | else
|
---|
522 | {
|
---|
523 | transport_proxy = NULL;
|
---|
524 | }
|
---|
525 |
|
---|
526 | if ((mqtt_info->transport_io = mqtt_info->transport_io_cb(mqtt_info->hostname, transport_proxy)) == NULL)
|
---|
527 | {
|
---|
528 | LogError("Failure calling transport_io callback");
|
---|
529 | result = MU_FAILURE;
|
---|
530 | }
|
---|
531 | else
|
---|
532 | {
|
---|
533 | result = 0;
|
---|
534 | }
|
---|
535 | }
|
---|
536 | else
|
---|
537 | {
|
---|
538 | result = 0;
|
---|
539 | }
|
---|
540 | return result;
|
---|
541 | }
|
---|
542 |
|
---|
543 | static int construct_transport(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
|
---|
544 | {
|
---|
545 | int result;
|
---|
546 |
|
---|
547 | if (create_transport_io_object(mqtt_info) != 0)
|
---|
548 | {
|
---|
549 | LogError("Failed constructing transport io");
|
---|
550 | result = MU_FAILURE;
|
---|
551 | }
|
---|
552 | else
|
---|
553 | {
|
---|
554 | if (mqtt_info->certificate != NULL && xio_setoption(mqtt_info->transport_io, OPTION_TRUSTED_CERT, mqtt_info->certificate) != 0)
|
---|
555 | {
|
---|
556 | LogError("Failure setting trusted certs");
|
---|
557 | result = MU_FAILURE;
|
---|
558 | xio_destroy(mqtt_info->transport_io);
|
---|
559 | mqtt_info->transport_io = NULL;
|
---|
560 | }
|
---|
561 | else if (mqtt_info->hsm_type == TRANSPORT_HSM_TYPE_X509)
|
---|
562 | {
|
---|
563 | if (mqtt_info->x509_cert != NULL && mqtt_info->private_key != NULL)
|
---|
564 | {
|
---|
565 | if (xio_setoption(mqtt_info->transport_io, OPTION_X509_ECC_CERT, mqtt_info->x509_cert) != 0)
|
---|
566 | {
|
---|
567 | LogError("Failure setting x509 cert on xio");
|
---|
568 | xio_destroy(mqtt_info->transport_io);
|
---|
569 | mqtt_info->transport_io = NULL;
|
---|
570 | result = MU_FAILURE;
|
---|
571 | }
|
---|
572 | else if (xio_setoption(mqtt_info->transport_io, OPTION_X509_ECC_KEY, mqtt_info->private_key) != 0)
|
---|
573 | {
|
---|
574 | LogError("Failure setting x509 key on xio");
|
---|
575 | if (mqtt_info->error_cb != NULL)
|
---|
576 | {
|
---|
577 | mqtt_info->error_cb(PROV_DEVICE_ERROR_KEY_FAIL, mqtt_info->error_ctx);
|
---|
578 | }
|
---|
579 | xio_destroy(mqtt_info->transport_io);
|
---|
580 | mqtt_info->transport_io = NULL;
|
---|
581 | result = MU_FAILURE;
|
---|
582 | }
|
---|
583 | else
|
---|
584 | {
|
---|
585 | result = 0;
|
---|
586 | }
|
---|
587 | }
|
---|
588 | else
|
---|
589 | {
|
---|
590 | LogError("x509 certificate is NULL");
|
---|
591 | xio_destroy(mqtt_info->transport_io);
|
---|
592 | mqtt_info->transport_io = NULL;
|
---|
593 | result = MU_FAILURE;
|
---|
594 | }
|
---|
595 | }
|
---|
596 | else
|
---|
597 | {
|
---|
598 | result = 0;
|
---|
599 | }
|
---|
600 | }
|
---|
601 | return result;
|
---|
602 | }
|
---|
603 |
|
---|
604 | static int create_connection(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
|
---|
605 | {
|
---|
606 | int result;
|
---|
607 | MQTT_CLIENT_OPTIONS options;
|
---|
608 | memset(&options, 0, sizeof(MQTT_CLIENT_OPTIONS));
|
---|
609 |
|
---|
610 | char* username_info;
|
---|
611 |
|
---|
612 | if ((username_info = construct_username(mqtt_info)) == NULL)
|
---|
613 | {
|
---|
614 | LogError("Failure creating username info");
|
---|
615 | result = MU_FAILURE;
|
---|
616 | }
|
---|
617 | else if (construct_transport(mqtt_info) != 0)
|
---|
618 | {
|
---|
619 | LogError("Failure constructing transport");
|
---|
620 | free(username_info);
|
---|
621 | result = MU_FAILURE;
|
---|
622 | }
|
---|
623 | else if ((mqtt_info->hsm_type == TRANSPORT_HSM_TYPE_SYMM_KEY) && (options.password = mqtt_info->challenge_cb(NULL, 0, KEY_NAME_VALUE, mqtt_info->challenge_ctx)) == NULL)
|
---|
624 | {
|
---|
625 | LogError("Failure retrieving sas token from key");
|
---|
626 | xio_destroy(mqtt_info->transport_io);
|
---|
627 | mqtt_info->transport_io = NULL;
|
---|
628 | free(username_info);
|
---|
629 | result = MU_FAILURE;
|
---|
630 | }
|
---|
631 | else
|
---|
632 | {
|
---|
633 | (void)mqtt_client_set_trace(mqtt_info->mqtt_client, mqtt_info->log_trace, false);
|
---|
634 |
|
---|
635 | options.username = username_info;
|
---|
636 | options.clientId = mqtt_info->registration_id;
|
---|
637 | options.useCleanSession = 1;
|
---|
638 | options.log_trace = mqtt_info->log_trace;
|
---|
639 | options.qualityOfServiceValue = DELIVER_AT_LEAST_ONCE;
|
---|
640 | if (mqtt_client_connect(mqtt_info->mqtt_client, mqtt_info->transport_io, &options) != 0)
|
---|
641 | {
|
---|
642 | xio_destroy(mqtt_info->transport_io);
|
---|
643 | mqtt_info->transport_io = NULL;
|
---|
644 | LogError("Failure connecting to mqtt server");
|
---|
645 | result = MU_FAILURE;
|
---|
646 | }
|
---|
647 | else
|
---|
648 | {
|
---|
649 | result = 0;
|
---|
650 | }
|
---|
651 | if (options.password != NULL)
|
---|
652 | {
|
---|
653 | free(options.password);
|
---|
654 | }
|
---|
655 | free(username_info);
|
---|
656 | }
|
---|
657 | return result;
|
---|
658 | }
|
---|
659 |
|
---|
660 | static void free_json_parse_info(PROV_JSON_INFO* parse_info)
|
---|
661 | {
|
---|
662 | switch (parse_info->prov_status)
|
---|
663 | {
|
---|
664 | case PROV_DEVICE_TRANSPORT_STATUS_UNASSIGNED:
|
---|
665 | BUFFER_delete(parse_info->authorization_key);
|
---|
666 | free(parse_info->key_name);
|
---|
667 | break;
|
---|
668 | case PROV_DEVICE_TRANSPORT_STATUS_ASSIGNED:
|
---|
669 | BUFFER_delete(parse_info->authorization_key);
|
---|
670 | free(parse_info->iothub_uri);
|
---|
671 | free(parse_info->device_id);
|
---|
672 | break;
|
---|
673 | case PROV_DEVICE_TRANSPORT_STATUS_ASSIGNING:
|
---|
674 | free(parse_info->operation_id);
|
---|
675 | break;
|
---|
676 | default:
|
---|
677 | break;
|
---|
678 | }
|
---|
679 | free(parse_info);
|
---|
680 | }
|
---|
681 |
|
---|
682 | void cleanup_mqtt_data(PROV_TRANSPORT_MQTT_INFO* mqtt_info)
|
---|
683 | {
|
---|
684 | free(mqtt_info->hostname);
|
---|
685 | free(mqtt_info->registration_id);
|
---|
686 | free(mqtt_info->operation_id);
|
---|
687 | free(mqtt_info->api_version);
|
---|
688 | free(mqtt_info->scope_id);
|
---|
689 | free(mqtt_info->certificate);
|
---|
690 | free((char*)mqtt_info->proxy_option.host_address);
|
---|
691 | free((char*)mqtt_info->proxy_option.username);
|
---|
692 | free((char*)mqtt_info->proxy_option.password);
|
---|
693 | free(mqtt_info->x509_cert);
|
---|
694 | free(mqtt_info->private_key);
|
---|
695 | free(mqtt_info->sas_token);
|
---|
696 | free(mqtt_info->payload_data);
|
---|
697 | if (mqtt_info->transport_io != NULL)
|
---|
698 | {
|
---|
699 | xio_destroy(mqtt_info->transport_io);
|
---|
700 | }
|
---|
701 | free(mqtt_info);
|
---|
702 | }
|
---|
703 |
|
---|
704 | PROV_DEVICE_TRANSPORT_HANDLE prov_transport_common_mqtt_create(const char* uri, TRANSPORT_HSM_TYPE type, const char* scope_id, const char* api_version, PROV_MQTT_TRANSPORT_IO transport_io, PROV_TRANSPORT_ERROR_CALLBACK error_cb, void* error_ctx)
|
---|
705 | {
|
---|
706 | PROV_TRANSPORT_MQTT_INFO* result;
|
---|
707 | if (uri == NULL || scope_id == NULL || api_version == NULL || transport_io == NULL)
|
---|
708 | {
|
---|
709 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_001: [ If uri, scope_id, registration_id, api_version, or transport_io is NULL, prov_transport_common_mqtt_create shall return NULL. ] */
|
---|
710 | LogError("Invalid parameter specified uri: %p, scope_id: %p, api_version: %p, transport_io: %p", uri, scope_id, api_version, transport_io);
|
---|
711 | result = NULL;
|
---|
712 | }
|
---|
713 | else if (type == TRANSPORT_HSM_TYPE_TPM)
|
---|
714 | {
|
---|
715 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_062: [ If TRANSPORT_HSM_TYPE is TRANSPORT_HSM_TYPE_TPM prov_transport_common_mqtt_create shall return NULL (currently TPM is not supported). ] */
|
---|
716 | LogError("HSM type of TPM is not supported");
|
---|
717 | result = NULL;
|
---|
718 | }
|
---|
719 | else
|
---|
720 | {
|
---|
721 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_003: [ prov_transport_common_mqtt_create shall allocate a PROV_TRANSPORT_MQTT_INFO and initialize the containing fields. ] */
|
---|
722 | result = malloc(sizeof(PROV_TRANSPORT_MQTT_INFO));
|
---|
723 | if (result == NULL)
|
---|
724 | {
|
---|
725 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_002: [ If any error is encountered, prov_transport_common_mqtt_create shall return NULL. ] */
|
---|
726 | LogError("Unable to allocate PROV_TRANSPORT_MQTT_INFO");
|
---|
727 | }
|
---|
728 | else
|
---|
729 | {
|
---|
730 | memset(result, 0, sizeof(PROV_TRANSPORT_MQTT_INFO));
|
---|
731 | if (mallocAndStrcpy_s(&result->hostname, uri) != 0)
|
---|
732 | {
|
---|
733 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_002: [ If any error is encountered, prov_transport_common_mqtt_create shall return NULL. ] */
|
---|
734 | LogError("Failure allocating hostname");
|
---|
735 | free(result);
|
---|
736 | result = NULL;
|
---|
737 | }
|
---|
738 | else if (mallocAndStrcpy_s(&result->api_version, api_version) != 0)
|
---|
739 | {
|
---|
740 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_002: [ If any error is encountered, prov_transport_common_mqtt_create shall return NULL. ] */
|
---|
741 | LogError("Failure allocating api_version");
|
---|
742 | cleanup_mqtt_data(result);
|
---|
743 | result = NULL;
|
---|
744 | }
|
---|
745 | else if (mallocAndStrcpy_s(&result->scope_id, scope_id) != 0)
|
---|
746 | {
|
---|
747 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_002: [ If any error is encountered, prov_transport_common_mqtt_create shall return NULL. ] */
|
---|
748 | LogError("Failure allocating scope_id");
|
---|
749 | cleanup_mqtt_data(result);
|
---|
750 | result = NULL;
|
---|
751 | }
|
---|
752 | else if ((result->mqtt_client = mqtt_client_init(mqtt_notification_callback, mqtt_operation_complete_callback, result, mqtt_error_callback, result)) == NULL)
|
---|
753 | {
|
---|
754 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_002: [ If any error is encountered, prov_transport_common_mqtt_create shall return NULL. ] */
|
---|
755 | LogError("Failed initializing mqtt client.");
|
---|
756 | cleanup_mqtt_data(result);
|
---|
757 | result = NULL;
|
---|
758 | }
|
---|
759 | else
|
---|
760 | {
|
---|
761 | result->transport_io_cb = transport_io;
|
---|
762 | result->hsm_type = type;
|
---|
763 | result->error_cb = error_cb;
|
---|
764 | result->error_ctx = error_ctx;
|
---|
765 | result->retry_after_value = PROV_GET_THROTTLE_TIME;
|
---|
766 | }
|
---|
767 | }
|
---|
768 | }
|
---|
769 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_004: [ On success prov_transport_common_mqtt_create shall return a new instance of PROV_DEVICE_TRANSPORT_HANDLE. ] */
|
---|
770 | return result;
|
---|
771 | }
|
---|
772 |
|
---|
773 | void prov_transport_common_mqtt_destroy(PROV_DEVICE_TRANSPORT_HANDLE handle)
|
---|
774 | {
|
---|
775 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_005: [ If handle is NULL, prov_transport_common_mqtt_destroy shall do nothing. ] */
|
---|
776 | if (handle != NULL)
|
---|
777 | {
|
---|
778 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_006: [ prov_transport_common_mqtt_destroy shall free all resources used in this module. ] */
|
---|
779 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
780 | mqtt_client_deinit(mqtt_info->mqtt_client);
|
---|
781 | mqtt_info->mqtt_client = NULL;
|
---|
782 | cleanup_mqtt_data(mqtt_info);
|
---|
783 | }
|
---|
784 | }
|
---|
785 |
|
---|
786 | int prov_transport_common_mqtt_open(PROV_DEVICE_TRANSPORT_HANDLE handle, const char* registration_id, BUFFER_HANDLE ek, BUFFER_HANDLE srk, PROV_DEVICE_TRANSPORT_REGISTER_CALLBACK data_callback, void* user_ctx, PROV_DEVICE_TRANSPORT_STATUS_CALLBACK status_cb, void* status_ctx, PROV_TRANSPORT_CHALLENGE_CALLBACK reg_challenge_cb, void* challenge_ctx)
|
---|
787 | {
|
---|
788 | int result;
|
---|
789 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
790 | if (mqtt_info == NULL || data_callback == NULL || status_cb == NULL || registration_id == NULL)
|
---|
791 | {
|
---|
792 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_007: [ If handle, data_callback, or status_cb is NULL, prov_transport_common_mqtt_open shall return a non-zero value. ] */
|
---|
793 | LogError("Invalid parameter specified handle: %p, data_callback: %p, status_cb: %p, registration_id: %p", handle, data_callback, status_cb, registration_id);
|
---|
794 | result = MU_FAILURE;
|
---|
795 | }
|
---|
796 | else if ((mqtt_info->hsm_type == TRANSPORT_HSM_TYPE_TPM || mqtt_info->hsm_type == TRANSPORT_HSM_TYPE_SYMM_KEY) && reg_challenge_cb == NULL)
|
---|
797 | {
|
---|
798 | LogError("registration challenge callback must be set");
|
---|
799 | result = MU_FAILURE;
|
---|
800 | }
|
---|
801 | // Should never be here since TPM is not supported, so I'm going to check to ensure compliance
|
---|
802 | else if (ek != NULL || srk != NULL)
|
---|
803 | {
|
---|
804 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_008: [ If hsm_type is TRANSPORT_HSM_TYPE_TPM and ek or srk is NULL, prov_transport_common_mqtt_open shall return a non-zero value. ] */
|
---|
805 | LogError("Invalid parameter specified ek: %p, srk: %p", ek, srk);
|
---|
806 | result = MU_FAILURE;
|
---|
807 | }
|
---|
808 | else if (mallocAndStrcpy_s(&mqtt_info->registration_id, registration_id) != 0)
|
---|
809 | {
|
---|
810 | /* Codes_PROV_TRANSPORT_HTTP_CLIENT_07_003: [ If any error is encountered prov_transport_http_create shall return NULL. ] */
|
---|
811 | LogError("failure constructing registration Id");
|
---|
812 | result = MU_FAILURE;
|
---|
813 | }
|
---|
814 | else
|
---|
815 | {
|
---|
816 | mqtt_info->register_data_cb = data_callback;
|
---|
817 | mqtt_info->user_ctx = user_ctx;
|
---|
818 | mqtt_info->status_cb = status_cb;
|
---|
819 | mqtt_info->status_ctx = status_ctx;
|
---|
820 | mqtt_info->mqtt_state = MQTT_STATE_DISCONNECTED;
|
---|
821 | // Must add a false connect here due to the protocol quirk
|
---|
822 | //mqtt_info->status_cb(PROV_DEVICE_TRANSPORT_STATUS_CONNECTED, mqtt_info->status_ctx);
|
---|
823 | mqtt_info->challenge_cb = reg_challenge_cb;
|
---|
824 | mqtt_info->challenge_ctx = challenge_ctx;
|
---|
825 |
|
---|
826 | result = 0;
|
---|
827 | }
|
---|
828 | return result;
|
---|
829 | }
|
---|
830 |
|
---|
831 | int prov_transport_common_mqtt_close(PROV_DEVICE_TRANSPORT_HANDLE handle)
|
---|
832 | {
|
---|
833 | int result;
|
---|
834 | if (handle == NULL)
|
---|
835 | {
|
---|
836 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_011: [ If handle is NULL, prov_transport_common_mqtt_close shall return a non-zero value. ] */
|
---|
837 | LogError("Invalid parameter specified handle: %p", handle);
|
---|
838 | result = MU_FAILURE;
|
---|
839 | }
|
---|
840 | else
|
---|
841 | {
|
---|
842 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
843 | BUFFER_delete(mqtt_info->ek);
|
---|
844 | mqtt_info->ek = NULL;
|
---|
845 | BUFFER_delete(mqtt_info->srk);
|
---|
846 | mqtt_info->srk = NULL;
|
---|
847 | free(mqtt_info->registration_id);
|
---|
848 | mqtt_info->registration_id = NULL;
|
---|
849 |
|
---|
850 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_012: [ prov_transport_common_mqtt_close shall close all connection associated with mqtt communication. ] */
|
---|
851 | if (mqtt_client_disconnect(mqtt_info->mqtt_client, NULL, NULL) == 0)
|
---|
852 | {
|
---|
853 | mqtt_client_dowork(mqtt_info->mqtt_client);
|
---|
854 | }
|
---|
855 | xio_destroy(mqtt_info->transport_io);
|
---|
856 | mqtt_info->transport_io = NULL;
|
---|
857 |
|
---|
858 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_013: [ On success prov_transport_common_mqtt_close shall return a zero value. ] */
|
---|
859 | mqtt_info->mqtt_state = MQTT_STATE_IDLE;
|
---|
860 | result = 0;
|
---|
861 | }
|
---|
862 | return result;
|
---|
863 | }
|
---|
864 |
|
---|
865 | int prov_transport_common_mqtt_register_device(PROV_DEVICE_TRANSPORT_HANDLE handle, PROV_TRANSPORT_JSON_PARSE json_parse_cb, PROV_TRANSPORT_CREATE_JSON_PAYLOAD json_create_cb, void* json_ctx)
|
---|
866 | {
|
---|
867 | int result;
|
---|
868 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
869 | if (mqtt_info == NULL || json_parse_cb == NULL || json_create_cb == NULL)
|
---|
870 | {
|
---|
871 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_014: [ If handle is NULL, prov_transport_common_mqtt_register_device shall return a non-zero value. ] */
|
---|
872 | LogError("Invalid parameter specified handle: %p, json_parse_cb: %p", handle, json_parse_cb);
|
---|
873 | result = MU_FAILURE;
|
---|
874 | }
|
---|
875 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_061: [ If the transport_state is TRANSPORT_CLIENT_STATE_REG_SEND or the the operation_id is NULL, prov_transport_common_mqtt_register_device shall return a non-zero value. ] */
|
---|
876 | else if (mqtt_info->transport_state == TRANSPORT_CLIENT_STATE_REG_SEND || mqtt_info->operation_id != NULL)
|
---|
877 | {
|
---|
878 | LogError("Failure: device is currently in the registration process");
|
---|
879 | result = MU_FAILURE;
|
---|
880 | }
|
---|
881 | else if (mqtt_info->transport_state == TRANSPORT_CLIENT_STATE_ERROR)
|
---|
882 | {
|
---|
883 | LogError("Provisioning is in an error state, close the connection and try again.");
|
---|
884 | result = MU_FAILURE;
|
---|
885 | }
|
---|
886 | else
|
---|
887 | {
|
---|
888 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_REG_SEND;
|
---|
889 | mqtt_info->json_parse_cb = json_parse_cb;
|
---|
890 | mqtt_info->json_create_cb = json_create_cb;
|
---|
891 | mqtt_info->json_ctx = json_ctx;
|
---|
892 |
|
---|
893 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_017: [ On success prov_transport_common_mqtt_register_device shall return a zero value. ] */
|
---|
894 | result = 0;
|
---|
895 | }
|
---|
896 | return result;
|
---|
897 | }
|
---|
898 |
|
---|
899 | int prov_transport_common_mqtt_get_operation_status(PROV_DEVICE_TRANSPORT_HANDLE handle)
|
---|
900 | {
|
---|
901 | int result;
|
---|
902 | if (handle == NULL)
|
---|
903 | {
|
---|
904 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_018: [ If handle is NULL, prov_transport_common_mqtt_get_operation_status shall return a non-zero value. ] */
|
---|
905 | LogError("Invalid parameter specified handle: %p", handle);
|
---|
906 | result = MU_FAILURE;
|
---|
907 | }
|
---|
908 | else
|
---|
909 | {
|
---|
910 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
911 | if (mqtt_info->operation_id == NULL)
|
---|
912 | {
|
---|
913 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_019: [ If the operation_id is NULL, prov_transport_common_mqtt_get_operation_status shall return a non-zero value. ] */
|
---|
914 | LogError("operation_id was not previously set in the challenge method");
|
---|
915 | result = MU_FAILURE;
|
---|
916 | }
|
---|
917 | else if (mqtt_info->transport_state == TRANSPORT_CLIENT_STATE_ERROR)
|
---|
918 | {
|
---|
919 | LogError("Provisioning is in an error state, close the connection and try again.");
|
---|
920 | result = MU_FAILURE;
|
---|
921 | }
|
---|
922 | else
|
---|
923 | {
|
---|
924 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_021: [ prov_transport_common_mqtt_get_operation_status shall set the transport_state to TRANSPORT_CLIENT_STATE_STATUS_SEND. ] */
|
---|
925 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_STATUS_SEND;
|
---|
926 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_022: [ On success prov_transport_common_mqtt_get_operation_status shall return a zero value. ] */
|
---|
927 | result = 0;
|
---|
928 | }
|
---|
929 | }
|
---|
930 | return result;
|
---|
931 | }
|
---|
932 |
|
---|
933 | void prov_transport_common_mqtt_dowork(PROV_DEVICE_TRANSPORT_HANDLE handle)
|
---|
934 | {
|
---|
935 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_046: [ If handle is NULL, prov_transport_common_mqtt_dowork shall do nothing. ] */
|
---|
936 | if (handle != NULL)
|
---|
937 | {
|
---|
938 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
939 | if (mqtt_info->mqtt_state == MQTT_STATE_DISCONNECTED)
|
---|
940 | {
|
---|
941 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_047: [ If the mqtt_state is MQTT_STATE_DISCONNECTED prov_transport_common_mqtt_dowork shall attempt to connect the mqtt connections. ] */
|
---|
942 | if (create_connection(mqtt_info) != 0)
|
---|
943 | {
|
---|
944 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_049: [ If any error is encountered prov_transport_common_mqtt_dowork shall set the mqtt_state to MQTT_STATE_ERROR and the transport_state to TRANSPORT_CLIENT_STATE_ERROR. ] */
|
---|
945 | LogError("unable to create mqtt connection");
|
---|
946 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
|
---|
947 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
|
---|
948 | }
|
---|
949 | else
|
---|
950 | {
|
---|
951 | mqtt_info->mqtt_state = MQTT_STATE_CONNECTING;
|
---|
952 | }
|
---|
953 | }
|
---|
954 | else if (mqtt_info->mqtt_state == MQTT_STATE_CONNECTED)
|
---|
955 | {
|
---|
956 | mqtt_client_dowork(mqtt_info->mqtt_client);
|
---|
957 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_050: [ When the mqtt_state is MQTT_STATE_CONNECTED, prov_transport_common_mqtt_dowork shall subscribe to the topic $dps/registrations/res/# ] */
|
---|
958 | if (subscribe_to_topic(mqtt_info) != 0)
|
---|
959 | {
|
---|
960 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_049: [ If any error is encountered prov_transport_common_mqtt_dowork shall set the mqtt_state to MQTT_STATE_ERROR and the transport_state to TRANSPORT_CLIENT_STATE_ERROR. ] */
|
---|
961 | LogError("Failure subscribing to topic");
|
---|
962 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
|
---|
963 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
|
---|
964 | }
|
---|
965 | else
|
---|
966 | {
|
---|
967 | mqtt_info->status_cb(PROV_DEVICE_TRANSPORT_STATUS_CONNECTED, mqtt_info->retry_after_value, mqtt_info->status_ctx);
|
---|
968 | mqtt_info->mqtt_state = MQTT_STATE_SUBSCRIBING;
|
---|
969 | }
|
---|
970 | }
|
---|
971 | else if (mqtt_info->mqtt_state != MQTT_STATE_IDLE)
|
---|
972 | {
|
---|
973 | mqtt_client_dowork(mqtt_info->mqtt_client);
|
---|
974 | if (mqtt_info->mqtt_state == MQTT_STATE_SUBSCRIBED || mqtt_info->mqtt_state == MQTT_STATE_ERROR)
|
---|
975 | {
|
---|
976 | switch (mqtt_info->transport_state)
|
---|
977 | {
|
---|
978 | case TRANSPORT_CLIENT_STATE_REG_SEND:
|
---|
979 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_053: [ When then transport_state is set to TRANSPORT_CLIENT_STATE_REG_SEND, prov_transport_common_mqtt_dowork shall send a REGISTER_ME message ] */
|
---|
980 | if (send_register_message(mqtt_info) != 0)
|
---|
981 | {
|
---|
982 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_049: [ If any error is encountered prov_transport_common_mqtt_dowork shall set the mqtt_state to MQTT_STATE_ERROR and the transport_state to TRANSPORT_CLIENT_STATE_ERROR. ] */
|
---|
983 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
|
---|
984 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
|
---|
985 | }
|
---|
986 | else
|
---|
987 | {
|
---|
988 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_054: [ Upon successful sending of a TRANSPORT_CLIENT_STATE_REG_SEND message, prov_transport_common_mqtt_dowork shall set the transport_state to TRANSPORT_CLIENT_STATE_REG_SENT ] */
|
---|
989 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_REG_SENT;
|
---|
990 | }
|
---|
991 | break;
|
---|
992 | case TRANSPORT_CLIENT_STATE_STATUS_SEND:
|
---|
993 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_055: [ When then transport_state is set to TRANSPORT_CLIENT_STATE_STATUS_SEND, prov_transport_common_mqtt_dowork shall send a AMQP_OPERATION_STATUS message ] */
|
---|
994 | if (send_operation_status_message(mqtt_info) != 0)
|
---|
995 | {
|
---|
996 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_049: [ If any error is encountered prov_transport_common_mqtt_dowork shall set the mqtt_state to MQTT_STATE_ERROR and the transport_state to TRANSPORT_CLIENT_STATE_ERROR. ] */
|
---|
997 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
|
---|
998 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
|
---|
999 | }
|
---|
1000 | else
|
---|
1001 | {
|
---|
1002 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_056: [ Upon successful sending of a AMQP_OPERATION_STATUS message, prov_transport_common_mqtt_dowork shall set the transport_state to TRANSPORT_CLIENT_STATE_STATUS_SENT ] */
|
---|
1003 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_STATUS_SENT;
|
---|
1004 | }
|
---|
1005 | break;
|
---|
1006 |
|
---|
1007 | case TRANSPORT_CLIENT_STATE_REG_RECV:
|
---|
1008 | case TRANSPORT_CLIENT_STATE_STATUS_RECV:
|
---|
1009 | {
|
---|
1010 | PROV_JSON_INFO* parse_info = mqtt_info->json_parse_cb(mqtt_info->payload_data, mqtt_info->json_ctx);
|
---|
1011 | if (parse_info == NULL)
|
---|
1012 | {
|
---|
1013 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_049: [ If any error is encountered prov_transport_common_mqtt_dowork shall set the mqtt_state to MQTT_STATE_ERROR and the transport_state to TRANSPORT_CLIENT_STATE_ERROR. ] */
|
---|
1014 | LogError("Unable to process registration reply.");
|
---|
1015 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
|
---|
1016 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
|
---|
1017 | }
|
---|
1018 | else
|
---|
1019 | {
|
---|
1020 | switch (parse_info->prov_status)
|
---|
1021 | {
|
---|
1022 | case PROV_DEVICE_TRANSPORT_STATUS_UNASSIGNED:
|
---|
1023 | case PROV_DEVICE_TRANSPORT_STATUS_ASSIGNING:
|
---|
1024 | if (parse_info->operation_id == NULL)
|
---|
1025 | {
|
---|
1026 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_049: [ If any error is encountered prov_transport_common_mqtt_dowork shall set the mqtt_state to MQTT_STATE_ERROR and the transport_state to TRANSPORT_CLIENT_STATE_ERROR. ] */
|
---|
1027 | LogError("Failure operation Id invalid");
|
---|
1028 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
|
---|
1029 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
|
---|
1030 | }
|
---|
1031 | else if (mqtt_info->operation_id == NULL && mallocAndStrcpy_s(&mqtt_info->operation_id, parse_info->operation_id) != 0)
|
---|
1032 | {
|
---|
1033 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_049: [ If any error is encountered prov_transport_common_mqtt_dowork shall set the mqtt_state to MQTT_STATE_ERROR and the transport_state to TRANSPORT_CLIENT_STATE_ERROR. ] */
|
---|
1034 | LogError("Failure copying operation Id");
|
---|
1035 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
|
---|
1036 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
|
---|
1037 | }
|
---|
1038 | else
|
---|
1039 | {
|
---|
1040 | if (mqtt_info->status_cb != NULL)
|
---|
1041 | {
|
---|
1042 | mqtt_info->status_cb(parse_info->prov_status, mqtt_info->retry_after_value, mqtt_info->status_ctx);
|
---|
1043 | }
|
---|
1044 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_IDLE;
|
---|
1045 | }
|
---|
1046 | break;
|
---|
1047 | case PROV_DEVICE_TRANSPORT_STATUS_ASSIGNED:
|
---|
1048 | mqtt_info->register_data_cb(PROV_DEVICE_TRANSPORT_RESULT_OK, parse_info->authorization_key, parse_info->iothub_uri, parse_info->device_id, mqtt_info->user_ctx);
|
---|
1049 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_IDLE;
|
---|
1050 | break;
|
---|
1051 | case PROV_DEVICE_TRANSPORT_STATUS_TRANSIENT:
|
---|
1052 | break;
|
---|
1053 | case PROV_DEVICE_TRANSPORT_STATUS_ERROR:
|
---|
1054 | default:
|
---|
1055 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_049: [ If any error is encountered prov_transport_common_mqtt_dowork shall set the mqtt_state to MQTT_STATE_ERROR and the transport_state to TRANSPORT_CLIENT_STATE_ERROR. ] */
|
---|
1056 | LogError("Unable to process message reply.");
|
---|
1057 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_ERROR;
|
---|
1058 | mqtt_info->mqtt_state = MQTT_STATE_ERROR;
|
---|
1059 | break;
|
---|
1060 |
|
---|
1061 | }
|
---|
1062 | free_json_parse_info(parse_info);
|
---|
1063 | }
|
---|
1064 | break;
|
---|
1065 | }
|
---|
1066 | case TRANSPORT_CLIENT_STATE_TRANSIENT:
|
---|
1067 | if (mqtt_info->status_cb != NULL)
|
---|
1068 | {
|
---|
1069 | mqtt_info->status_cb(PROV_DEVICE_TRANSPORT_STATUS_TRANSIENT, mqtt_info->retry_after_value, mqtt_info->status_ctx);
|
---|
1070 | }
|
---|
1071 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_IDLE;
|
---|
1072 | break;
|
---|
1073 |
|
---|
1074 | case TRANSPORT_CLIENT_STATE_ERROR:
|
---|
1075 | /* Codes_PROV_TRANSPORT_MQTT_COMMON_07_057: [ If transport_state is set to TRANSPORT_CLIENT_STATE_ERROR, prov_transport_common_mqtt_dowork shall call the register_data_cb function with PROV_DEVICE_TRANSPORT_RESULT_ERROR setting the transport_state to TRANSPORT_CLIENT_STATE_IDLE ] */
|
---|
1076 | mqtt_info->register_data_cb(PROV_DEVICE_TRANSPORT_RESULT_ERROR, NULL, NULL, NULL, mqtt_info->user_ctx);
|
---|
1077 | mqtt_info->transport_state = TRANSPORT_CLIENT_STATE_IDLE;
|
---|
1078 | mqtt_info->mqtt_state = MQTT_STATE_IDLE;
|
---|
1079 | break;
|
---|
1080 | case TRANSPORT_CLIENT_STATE_REG_SENT:
|
---|
1081 | case TRANSPORT_CLIENT_STATE_STATUS_SENT:
|
---|
1082 | break;
|
---|
1083 |
|
---|
1084 | case TRANSPORT_CLIENT_STATE_IDLE:
|
---|
1085 | default:
|
---|
1086 | break;
|
---|
1087 | }
|
---|
1088 | }
|
---|
1089 | }
|
---|
1090 | }
|
---|
1091 | }
|
---|
1092 |
|
---|
1093 | int prov_transport_common_mqtt_set_trace(PROV_DEVICE_TRANSPORT_HANDLE handle, bool trace_on)
|
---|
1094 | {
|
---|
1095 | int result;
|
---|
1096 | if (handle == NULL)
|
---|
1097 | {
|
---|
1098 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_023: [ If handle is NULL, prov_transport_common_mqtt_set_trace shall return a non-zero value. ] */
|
---|
1099 | LogError("Invalid parameter specified handle: %p", handle);
|
---|
1100 | result = MU_FAILURE;
|
---|
1101 | }
|
---|
1102 | else
|
---|
1103 | {
|
---|
1104 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
1105 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_024: [ prov_transport_common_mqtt_set_trace shall set the log_trace variable to trace_on. ]*/
|
---|
1106 | mqtt_info->log_trace = trace_on;
|
---|
1107 | if (mqtt_info->mqtt_client != NULL)
|
---|
1108 | {
|
---|
1109 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_059: [ If the umqtt connection is not NULL, prov_transport_common_mqtt_set_trace shall set the trace option on that connection. ] */
|
---|
1110 | mqtt_client_set_trace(mqtt_info->mqtt_client, mqtt_info->log_trace, false);
|
---|
1111 | }
|
---|
1112 | result = 0;
|
---|
1113 | }
|
---|
1114 | return result;
|
---|
1115 | }
|
---|
1116 |
|
---|
1117 | int prov_transport_common_mqtt_x509_cert(PROV_DEVICE_TRANSPORT_HANDLE handle, const char* certificate, const char* private_key)
|
---|
1118 | {
|
---|
1119 | int result;
|
---|
1120 | if (handle == NULL || certificate == NULL)
|
---|
1121 | {
|
---|
1122 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_026: [ If handle or certificate is NULL, prov_transport_common_mqtt_x509_cert shall return a non-zero value. ] */
|
---|
1123 | LogError("Invalid parameter specified handle: %p, certificate: %p", handle, certificate);
|
---|
1124 | result = MU_FAILURE;
|
---|
1125 | }
|
---|
1126 | else
|
---|
1127 | {
|
---|
1128 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
1129 |
|
---|
1130 | if (mqtt_info->x509_cert != NULL)
|
---|
1131 | {
|
---|
1132 | free(mqtt_info->x509_cert);
|
---|
1133 | mqtt_info->x509_cert = NULL;
|
---|
1134 | }
|
---|
1135 | if (mqtt_info->private_key != NULL)
|
---|
1136 | {
|
---|
1137 | free(mqtt_info->private_key);
|
---|
1138 | mqtt_info->private_key = NULL;
|
---|
1139 | }
|
---|
1140 |
|
---|
1141 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_027: [ prov_transport_common_mqtt_x509_cert shall copy the certificate and private_key values. ] */
|
---|
1142 | if (mallocAndStrcpy_s(&mqtt_info->x509_cert, certificate) != 0)
|
---|
1143 | {
|
---|
1144 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_028: [ On any failure prov_transport_common_mqtt_x509_cert, shall return a non-zero value. ] */
|
---|
1145 | result = MU_FAILURE;
|
---|
1146 | LogError("failure allocating certificate");
|
---|
1147 | }
|
---|
1148 | else if (mallocAndStrcpy_s(&mqtt_info->private_key, private_key) != 0)
|
---|
1149 | {
|
---|
1150 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_028: [ On any failure prov_transport_common_mqtt_x509_cert, shall return a non-zero value. ] */
|
---|
1151 | LogError("failure allocating certificate");
|
---|
1152 | free(mqtt_info->x509_cert);
|
---|
1153 | mqtt_info->x509_cert = NULL;
|
---|
1154 | result = MU_FAILURE;
|
---|
1155 | }
|
---|
1156 | else
|
---|
1157 | {
|
---|
1158 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_029: [ On success prov_transport_common_mqtt_x509_cert shall return a zero value. ] */
|
---|
1159 | result = 0;
|
---|
1160 | }
|
---|
1161 | }
|
---|
1162 | return result;
|
---|
1163 | }
|
---|
1164 |
|
---|
1165 | int prov_transport_common_mqtt_set_trusted_cert(PROV_DEVICE_TRANSPORT_HANDLE handle, const char* certificate)
|
---|
1166 | {
|
---|
1167 | int result;
|
---|
1168 | if (handle == NULL || certificate == NULL)
|
---|
1169 | {
|
---|
1170 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_030: [ If handle or certificate is NULL, prov_transport_common_mqtt_set_trusted_cert shall return a non-zero value. ] */
|
---|
1171 | LogError("Invalid parameter specified handle: %p, certificate: %p", handle, certificate);
|
---|
1172 | result = MU_FAILURE;
|
---|
1173 | }
|
---|
1174 | else
|
---|
1175 | {
|
---|
1176 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
1177 |
|
---|
1178 | if (mqtt_info->certificate != NULL)
|
---|
1179 | {
|
---|
1180 | free(mqtt_info->certificate);
|
---|
1181 | mqtt_info->certificate = NULL;
|
---|
1182 | }
|
---|
1183 |
|
---|
1184 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_031: [ prov_transport_common_mqtt_set_trusted_cert shall copy the certificate value. ] */
|
---|
1185 | if (mallocAndStrcpy_s(&mqtt_info->certificate, certificate) != 0)
|
---|
1186 | {
|
---|
1187 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_032: [ On any failure prov_transport_common_mqtt_set_trusted_cert, shall return a non-zero value. ] */
|
---|
1188 | result = MU_FAILURE;
|
---|
1189 | LogError("failure allocating certificate");
|
---|
1190 | }
|
---|
1191 | else
|
---|
1192 | {
|
---|
1193 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_033: [ On success prov_transport_common_mqtt_set_trusted_cert shall return a zero value. ] */
|
---|
1194 | result = 0;
|
---|
1195 | }
|
---|
1196 | }
|
---|
1197 | return result;
|
---|
1198 | }
|
---|
1199 |
|
---|
1200 | int prov_transport_common_mqtt_set_proxy(PROV_DEVICE_TRANSPORT_HANDLE handle, const HTTP_PROXY_OPTIONS* proxy_options)
|
---|
1201 | {
|
---|
1202 | int result;
|
---|
1203 | if (handle == NULL || proxy_options == NULL)
|
---|
1204 | {
|
---|
1205 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_034: [ If handle or proxy_options is NULL, prov_transport_common_mqtt_set_proxy shall return a non-zero value. ]*/
|
---|
1206 | LogError("Invalid parameter specified handle: %p, proxy_options: %p", handle, proxy_options);
|
---|
1207 | result = MU_FAILURE;
|
---|
1208 | }
|
---|
1209 | else
|
---|
1210 | {
|
---|
1211 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
1212 | if (proxy_options->host_address == NULL)
|
---|
1213 | {
|
---|
1214 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_035: [ If HTTP_PROXY_OPTIONS host_address is NULL, prov_transport_common_mqtt_set_proxy shall return a non-zero value. ] */
|
---|
1215 | LogError("NULL host_address in proxy options");
|
---|
1216 | result = MU_FAILURE;
|
---|
1217 | }
|
---|
1218 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_036: [ If HTTP_PROXY_OPTIONS password is not NULL and username is NULL, prov_transport_common_mqtt_set_proxy shall return a non-zero value. ] */
|
---|
1219 | else if (((proxy_options->username == NULL) || (proxy_options->password == NULL)) &&
|
---|
1220 | (proxy_options->username != proxy_options->password))
|
---|
1221 | {
|
---|
1222 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_039: [ On any failure prov_transport_common_mqtt_set_proxy, shall return a non-zero value. ] */
|
---|
1223 | LogError("Only one of username and password for proxy settings was NULL");
|
---|
1224 | result = MU_FAILURE;
|
---|
1225 | }
|
---|
1226 | else
|
---|
1227 | {
|
---|
1228 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_037: [ If any of the host_addess, username, or password variables are non-NULL, prov_transport_common_mqtt_set_proxy shall free the memory. ] */
|
---|
1229 | if (mqtt_info->proxy_option.host_address != NULL)
|
---|
1230 | {
|
---|
1231 | free((char*)mqtt_info->proxy_option.host_address);
|
---|
1232 | mqtt_info->proxy_option.host_address = NULL;
|
---|
1233 | }
|
---|
1234 | if (mqtt_info->proxy_option.username != NULL)
|
---|
1235 | {
|
---|
1236 | free((char*)mqtt_info->proxy_option.username);
|
---|
1237 | mqtt_info->proxy_option.username = NULL;
|
---|
1238 | }
|
---|
1239 | if (mqtt_info->proxy_option.password != NULL)
|
---|
1240 | {
|
---|
1241 | free((char*)mqtt_info->proxy_option.password);
|
---|
1242 | mqtt_info->proxy_option.password = NULL;
|
---|
1243 | }
|
---|
1244 |
|
---|
1245 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_038: [ prov_transport_common_mqtt_set_proxy shall copy the host_addess, username, or password variables ] */
|
---|
1246 | mqtt_info->proxy_option.port = proxy_options->port;
|
---|
1247 | if (mallocAndStrcpy_s((char**)&mqtt_info->proxy_option.host_address, proxy_options->host_address) != 0)
|
---|
1248 | {
|
---|
1249 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_039: [ On any failure prov_transport_common_mqtt_set_proxy, shall return a non-zero value. ] */
|
---|
1250 | LogError("Failure setting proxy_host name");
|
---|
1251 | result = MU_FAILURE;
|
---|
1252 | }
|
---|
1253 | else if (proxy_options->username != NULL && mallocAndStrcpy_s((char**)&mqtt_info->proxy_option.username, proxy_options->username) != 0)
|
---|
1254 | {
|
---|
1255 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_039: [ On any failure prov_transport_common_mqtt_set_proxy, shall return a non-zero value. ] */
|
---|
1256 | LogError("Failure setting proxy username");
|
---|
1257 | free((char*)mqtt_info->proxy_option.host_address);
|
---|
1258 | mqtt_info->proxy_option.host_address = NULL;
|
---|
1259 | result = MU_FAILURE;
|
---|
1260 | }
|
---|
1261 | else if (proxy_options->password != NULL && mallocAndStrcpy_s((char**)&mqtt_info->proxy_option.password, proxy_options->password) != 0)
|
---|
1262 | {
|
---|
1263 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_039: [ On any failure prov_transport_common_mqtt_set_proxy, shall return a non-zero value. ] */
|
---|
1264 | LogError("Failure setting proxy password");
|
---|
1265 | free((char*)mqtt_info->proxy_option.host_address);
|
---|
1266 | mqtt_info->proxy_option.host_address = NULL;
|
---|
1267 | free((char*)mqtt_info->proxy_option.username);
|
---|
1268 | mqtt_info->proxy_option.username = NULL;
|
---|
1269 | result = MU_FAILURE;
|
---|
1270 | }
|
---|
1271 | else
|
---|
1272 | {
|
---|
1273 | /* Tests_PROV_TRANSPORT_MQTT_COMMON_07_040: [ On success prov_transport_common_mqtt_set_proxy shall return a zero value. ] */
|
---|
1274 | result = 0;
|
---|
1275 | }
|
---|
1276 | }
|
---|
1277 | }
|
---|
1278 | return result;
|
---|
1279 | }
|
---|
1280 |
|
---|
1281 | int prov_transport_common_mqtt_set_option(PROV_DEVICE_TRANSPORT_HANDLE handle, const char* option, const void* value)
|
---|
1282 | {
|
---|
1283 | int result;
|
---|
1284 | if (handle == NULL || option == NULL)
|
---|
1285 | {
|
---|
1286 | LogError("Invalid parameter specified handle: %p, option: %p", handle, option);
|
---|
1287 | result = MU_FAILURE;
|
---|
1288 | }
|
---|
1289 | else
|
---|
1290 | {
|
---|
1291 | PROV_TRANSPORT_MQTT_INFO* mqtt_info = (PROV_TRANSPORT_MQTT_INFO*)handle;
|
---|
1292 | if (mqtt_info->transport_io == NULL && create_transport_io_object(mqtt_info) != 0)
|
---|
1293 | {
|
---|
1294 | LogError("Failure creating transport io object");
|
---|
1295 | result = MU_FAILURE;
|
---|
1296 | }
|
---|
1297 | else
|
---|
1298 | {
|
---|
1299 | result = xio_setoption(mqtt_info->transport_io, option, value);
|
---|
1300 | }
|
---|
1301 | }
|
---|
1302 | return result;
|
---|
1303 | }
|
---|