ua_config_default.c 25 KB

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  1. /* This work is licensed under a Creative Commons CCZero 1.0 Universal License.
  2. * See http://creativecommons.org/publicdomain/zero/1.0/ for more information.
  3. *
  4. * Copyright 2017 (c) Fraunhofer IOSB (Author: Julius Pfrommer)
  5. * Copyright 2017 (c) Julian Grothoff
  6. * Copyright 2017-2018 (c) Mark Giraud, Fraunhofer IOSB
  7. * Copyright 2017 (c) Stefan Profanter, fortiss GmbH
  8. * Copyright 2017 (c) Thomas Stalder, Blue Time Concept SA
  9. * Copyright 2018 (c) Daniel Feist, Precitec GmbH & Co. KG
  10. */
  11. #include "ua_plugin_securitypolicy.h"
  12. #include "ua_config_default.h"
  13. #include "ua_client_config.h"
  14. #include "ua_log_stdout.h"
  15. #include "ua_network_tcp.h"
  16. #include "ua_accesscontrol_default.h"
  17. #include "ua_pki_certificate.h"
  18. #include "ua_nodestore_default.h"
  19. #include "ua_securitypolicy_none.h"
  20. #ifdef UA_ENABLE_ENCRYPTION
  21. #include "ua_securitypolicy_basic128rsa15.h"
  22. #include "ua_securitypolicy_basic256sha256.h"
  23. #endif
  24. /* Struct initialization works across ANSI C/C99/C++ if it is done when the
  25. * variable is first declared. Assigning values to existing structs is
  26. * heterogeneous across the three. */
  27. static UA_INLINE UA_UInt32Range
  28. UA_UINT32RANGE(UA_UInt32 min, UA_UInt32 max) {
  29. UA_UInt32Range range = {min, max};
  30. return range;
  31. }
  32. static UA_INLINE UA_DurationRange
  33. UA_DURATIONRANGE(UA_Duration min, UA_Duration max) {
  34. UA_DurationRange range = {min, max};
  35. return range;
  36. }
  37. /*******************************/
  38. /* Default Connection Settings */
  39. /*******************************/
  40. const UA_ConnectionConfig UA_ConnectionConfig_default = {
  41. 0, /* .protocolVersion */
  42. 65535, /* .sendBufferSize, 64k per chunk */
  43. 65535, /* .recvBufferSize, 64k per chunk */
  44. 0, /* .maxMessageSize, 0 -> unlimited */
  45. 0 /* .maxChunkCount, 0 -> unlimited */
  46. };
  47. /***************************/
  48. /* Default Server Settings */
  49. /***************************/
  50. #define MANUFACTURER_NAME "open62541"
  51. #define PRODUCT_NAME "open62541 OPC UA Server"
  52. #define PRODUCT_URI "http://open62541.org"
  53. #define APPLICATION_NAME "open62541-based OPC UA Application"
  54. #define APPLICATION_URI "urn:unconfigured:application"
  55. #define STRINGIFY(arg) #arg
  56. #define VERSION(MAJOR, MINOR, PATCH, LABEL) \
  57. STRINGIFY(MAJOR) "." STRINGIFY(MINOR) "." STRINGIFY(PATCH) LABEL
  58. static UA_StatusCode
  59. createSecurityPolicyNoneEndpoint(UA_ServerConfig *conf, UA_Endpoint *endpoint,
  60. const UA_ByteString localCertificate) {
  61. UA_EndpointDescription_init(&endpoint->endpointDescription);
  62. UA_SecurityPolicy_None(&endpoint->securityPolicy, NULL, localCertificate, conf->logger);
  63. endpoint->endpointDescription.securityMode = UA_MESSAGESECURITYMODE_NONE;
  64. endpoint->endpointDescription.securityPolicyUri =
  65. UA_STRING_ALLOC("http://opcfoundation.org/UA/SecurityPolicy#None");
  66. endpoint->endpointDescription.transportProfileUri =
  67. UA_STRING_ALLOC("http://opcfoundation.org/UA-Profile/Transport/uatcp-uasc-uabinary");
  68. /* Enable all login mechanisms from the access control plugin */
  69. UA_StatusCode retval = UA_Array_copy(conf->accessControl.userTokenPolicies,
  70. conf->accessControl.userTokenPoliciesSize,
  71. (void **)&endpoint->endpointDescription.userIdentityTokens,
  72. &UA_TYPES[UA_TYPES_USERTOKENPOLICY]);
  73. if(retval != UA_STATUSCODE_GOOD)
  74. return retval;
  75. endpoint->endpointDescription.userIdentityTokensSize =
  76. conf->accessControl.userTokenPoliciesSize;
  77. UA_String_copy(&localCertificate, &endpoint->endpointDescription.serverCertificate);
  78. UA_ApplicationDescription_copy(&conf->applicationDescription,
  79. &endpoint->endpointDescription.server);
  80. return UA_STATUSCODE_GOOD;
  81. }
  82. void
  83. UA_ServerConfig_set_customHostname(UA_ServerConfig *config, const UA_String customHostname) {
  84. if(!config)
  85. return;
  86. UA_String_deleteMembers(&config->customHostname);
  87. UA_String_copy(&customHostname, &config->customHostname);
  88. }
  89. #ifdef UA_ENABLE_ENCRYPTION
  90. static UA_StatusCode
  91. createSecurityPolicyBasic128Rsa15Endpoint(UA_ServerConfig *const conf,
  92. UA_Endpoint *endpoint,
  93. UA_MessageSecurityMode securityMode,
  94. const UA_ByteString localCertificate,
  95. const UA_ByteString localPrivateKey) {
  96. UA_EndpointDescription_init(&endpoint->endpointDescription);
  97. UA_StatusCode retval =
  98. UA_SecurityPolicy_Basic128Rsa15(&endpoint->securityPolicy, &conf->certificateVerification,
  99. localCertificate, localPrivateKey, conf->logger);
  100. if(retval != UA_STATUSCODE_GOOD) {
  101. endpoint->securityPolicy.deleteMembers(&endpoint->securityPolicy);
  102. return retval;
  103. }
  104. endpoint->endpointDescription.securityMode = securityMode;
  105. endpoint->endpointDescription.securityPolicyUri =
  106. UA_STRING_ALLOC("http://opcfoundation.org/UA/SecurityPolicy#Basic128Rsa15");
  107. endpoint->endpointDescription.transportProfileUri =
  108. UA_STRING_ALLOC("http://opcfoundation.org/UA-Profile/Transport/uatcp-uasc-uabinary");
  109. /* Enable all login mechanisms from the access control plugin */
  110. retval = UA_Array_copy(conf->accessControl.userTokenPolicies,
  111. conf->accessControl.userTokenPoliciesSize,
  112. (void **)&endpoint->endpointDescription.userIdentityTokens,
  113. &UA_TYPES[UA_TYPES_USERTOKENPOLICY]);
  114. if(retval != UA_STATUSCODE_GOOD)
  115. return retval;
  116. endpoint->endpointDescription.userIdentityTokensSize =
  117. conf->accessControl.userTokenPoliciesSize;
  118. UA_String_copy(&localCertificate, &endpoint->endpointDescription.serverCertificate);
  119. UA_ApplicationDescription_copy(&conf->applicationDescription,
  120. &endpoint->endpointDescription.server);
  121. return UA_STATUSCODE_GOOD;
  122. }
  123. static UA_StatusCode
  124. createSecurityPolicyBasic256Sha256Endpoint(UA_ServerConfig *const conf,
  125. UA_Endpoint *endpoint,
  126. UA_MessageSecurityMode securityMode,
  127. const UA_ByteString localCertificate,
  128. const UA_ByteString localPrivateKey) {
  129. UA_EndpointDescription_init(&endpoint->endpointDescription);
  130. UA_StatusCode retval =
  131. UA_SecurityPolicy_Basic256Sha256(&endpoint->securityPolicy, &conf->certificateVerification, localCertificate,
  132. localPrivateKey, conf->logger);
  133. if(retval != UA_STATUSCODE_GOOD) {
  134. endpoint->securityPolicy.deleteMembers(&endpoint->securityPolicy);
  135. return retval;
  136. }
  137. endpoint->endpointDescription.securityMode = securityMode;
  138. endpoint->endpointDescription.securityPolicyUri =
  139. UA_STRING_ALLOC("http://opcfoundation.org/UA/SecurityPolicy#Basic256Sha256");
  140. endpoint->endpointDescription.transportProfileUri =
  141. UA_STRING_ALLOC("http://opcfoundation.org/UA-Profile/Transport/uatcp-uasc-uabinary");
  142. /* Enable all login mechanisms from the access control plugin */
  143. retval = UA_Array_copy(conf->accessControl.userTokenPolicies,
  144. conf->accessControl.userTokenPoliciesSize,
  145. (void **)&endpoint->endpointDescription.userIdentityTokens,
  146. &UA_TYPES[UA_TYPES_USERTOKENPOLICY]);
  147. if(retval != UA_STATUSCODE_GOOD)
  148. return retval;
  149. endpoint->endpointDescription.userIdentityTokensSize =
  150. conf->accessControl.userTokenPoliciesSize;
  151. UA_String_copy(&localCertificate, &endpoint->endpointDescription.serverCertificate);
  152. UA_ApplicationDescription_copy(&conf->applicationDescription,
  153. &endpoint->endpointDescription.server);
  154. return UA_STATUSCODE_GOOD;
  155. }
  156. #endif
  157. const size_t usernamePasswordsSize = 2;
  158. UA_UsernamePasswordLogin usernamePasswords[2] = {
  159. {UA_STRING_STATIC("user1"), UA_STRING_STATIC("password")},
  160. {UA_STRING_STATIC("user2"), UA_STRING_STATIC("password1")}};
  161. static UA_ServerConfig *
  162. createDefaultConfig(void) {
  163. UA_ServerConfig *conf = (UA_ServerConfig *)UA_malloc(sizeof(UA_ServerConfig));
  164. if(!conf)
  165. return NULL;
  166. /* Zero out.. All members have a valid initial value */
  167. memset(conf, 0, sizeof(UA_ServerConfig));
  168. /* --> Start setting the default static config <-- */
  169. conf->nThreads = 1;
  170. conf->logger = UA_Log_Stdout;
  171. /* Server Description */
  172. conf->buildInfo.productUri = UA_STRING_ALLOC(PRODUCT_URI);
  173. conf->buildInfo.manufacturerName = UA_STRING_ALLOC(MANUFACTURER_NAME);
  174. conf->buildInfo.productName = UA_STRING_ALLOC(PRODUCT_NAME);
  175. conf->buildInfo.softwareVersion =
  176. UA_STRING_ALLOC(VERSION(UA_OPEN62541_VER_MAJOR, UA_OPEN62541_VER_MINOR,
  177. UA_OPEN62541_VER_PATCH, UA_OPEN62541_VER_LABEL));
  178. conf->buildInfo.buildNumber = UA_STRING_ALLOC(__DATE__
  179. " "
  180. __TIME__);
  181. conf->buildInfo.buildDate = 0;
  182. conf->applicationDescription.applicationUri = UA_STRING_ALLOC(APPLICATION_URI);
  183. conf->applicationDescription.productUri = UA_STRING_ALLOC(PRODUCT_URI);
  184. conf->applicationDescription.applicationName =
  185. UA_LOCALIZEDTEXT_ALLOC("en", APPLICATION_NAME);
  186. conf->applicationDescription.applicationType = UA_APPLICATIONTYPE_SERVER;
  187. /* conf->applicationDescription.gatewayServerUri = UA_STRING_NULL; */
  188. /* conf->applicationDescription.discoveryProfileUri = UA_STRING_NULL; */
  189. /* conf->applicationDescription.discoveryUrlsSize = 0; */
  190. /* conf->applicationDescription.discoveryUrls = NULL; */
  191. #ifdef UA_ENABLE_DISCOVERY
  192. /* conf->mdnsServerName = UA_STRING_NULL; */
  193. /* conf->serverCapabilitiesSize = 0; */
  194. /* conf->serverCapabilities = NULL; */
  195. #endif
  196. /* Custom DataTypes */
  197. /* conf->customDataTypesSize = 0; */
  198. /* conf->customDataTypes = NULL; */
  199. /* Networking */
  200. /* conf->networkLayersSize = 0; */
  201. /* conf->networkLayers = NULL; */
  202. /* conf->customHostname = UA_STRING_NULL; */
  203. /* Endpoints */
  204. /* conf->endpoints = {0, NULL}; */
  205. /* Certificate Verification that accepts every certificate. Can be
  206. * overwritten when the policy is specialized. */
  207. UA_CertificateVerification_AcceptAll(&conf->certificateVerification);
  208. /* Global Node Lifecycle */
  209. conf->nodeLifecycle.constructor = NULL;
  210. conf->nodeLifecycle.destructor = NULL;
  211. /* Access Control. Anonymous Login only. */
  212. conf->accessControl = UA_AccessControl_default(true, usernamePasswordsSize, usernamePasswords);
  213. /* Limits for SecureChannels */
  214. conf->maxSecureChannels = 40;
  215. conf->maxSecurityTokenLifetime = 10 * 60 * 1000; /* 10 minutes */
  216. /* Limits for Sessions */
  217. conf->maxSessions = 100;
  218. conf->maxSessionTimeout = 60.0 * 60.0 * 1000.0; /* 1h */
  219. /* Limits for Subscriptions */
  220. conf->publishingIntervalLimits = UA_DURATIONRANGE(100.0, 3600.0 * 1000.0);
  221. conf->lifeTimeCountLimits = UA_UINT32RANGE(3, 15000);
  222. conf->keepAliveCountLimits = UA_UINT32RANGE(1, 100);
  223. conf->maxNotificationsPerPublish = 1000;
  224. conf->maxRetransmissionQueueSize = 0; /* unlimited */
  225. /* Limits for MonitoredItems */
  226. conf->samplingIntervalLimits = UA_DURATIONRANGE(50.0, 24.0 * 3600.0 * 1000.0);
  227. conf->queueSizeLimits = UA_UINT32RANGE(1, 100);
  228. #ifdef UA_ENABLE_DISCOVERY
  229. conf->discoveryCleanupTimeout = 60 * 60;
  230. #endif
  231. /* --> Finish setting the default static config <-- */
  232. return conf;
  233. }
  234. static UA_StatusCode
  235. addDefaultNetworkLayers(UA_ServerConfig *conf, UA_UInt16 portNumber) {
  236. /* Add a network layer */
  237. conf->networkLayers = (UA_ServerNetworkLayer *)
  238. UA_malloc(sizeof(UA_ServerNetworkLayer));
  239. if(!conf->networkLayers)
  240. return UA_STATUSCODE_BADOUTOFMEMORY;
  241. conf->networkLayers[0] =
  242. UA_ServerNetworkLayerTCP(UA_ConnectionConfig_default, portNumber, conf->logger);
  243. conf->networkLayersSize = 1;
  244. return UA_STATUSCODE_GOOD;
  245. }
  246. UA_ServerConfig *
  247. UA_ServerConfig_new_minimal(UA_UInt16 portNumber,
  248. const UA_ByteString *certificate) {
  249. UA_ServerConfig *conf = createDefaultConfig();
  250. UA_StatusCode retval = UA_Nodestore_default_new(&conf->nodestore);
  251. if(retval != UA_STATUSCODE_GOOD) {
  252. UA_ServerConfig_delete(conf);
  253. return NULL;
  254. }
  255. if(addDefaultNetworkLayers(conf, portNumber) != UA_STATUSCODE_GOOD) {
  256. UA_ServerConfig_delete(conf);
  257. return NULL;
  258. }
  259. /* Allocate the endpoint */
  260. conf->endpointsSize = 1;
  261. conf->endpoints = (UA_Endpoint *)UA_malloc(sizeof(UA_Endpoint));
  262. if(!conf->endpoints) {
  263. UA_ServerConfig_delete(conf);
  264. return NULL;
  265. }
  266. /* Populate the endpoint */
  267. UA_ByteString localCertificate = UA_BYTESTRING_NULL;
  268. if(certificate)
  269. localCertificate = *certificate;
  270. retval =
  271. createSecurityPolicyNoneEndpoint(conf, &conf->endpoints[0], localCertificate);
  272. if(retval != UA_STATUSCODE_GOOD) {
  273. UA_ServerConfig_delete(conf);
  274. return NULL;
  275. }
  276. return conf;
  277. }
  278. #ifdef UA_ENABLE_ENCRYPTION
  279. UA_ServerConfig *
  280. UA_ServerConfig_new_basic128rsa15(UA_UInt16 portNumber,
  281. const UA_ByteString *certificate,
  282. const UA_ByteString *privateKey,
  283. const UA_ByteString *trustList,
  284. size_t trustListSize,
  285. const UA_ByteString *revocationList,
  286. size_t revocationListSize) {
  287. UA_ServerConfig *conf = createDefaultConfig();
  288. UA_StatusCode retval = UA_CertificateVerification_Trustlist(&conf->certificateVerification,
  289. trustList, trustListSize,
  290. revocationList, revocationListSize);
  291. if(retval != UA_STATUSCODE_GOOD) {
  292. UA_ServerConfig_delete(conf);
  293. return NULL;
  294. }
  295. retval = UA_Nodestore_default_new(&conf->nodestore);
  296. if(retval != UA_STATUSCODE_GOOD) {
  297. UA_ServerConfig_delete(conf);
  298. return NULL;
  299. }
  300. if(addDefaultNetworkLayers(conf, portNumber) != UA_STATUSCODE_GOOD) {
  301. UA_ServerConfig_delete(conf);
  302. return NULL;
  303. }
  304. if(trustListSize == 0)
  305. UA_LOG_WARNING(UA_Log_Stdout, UA_LOGCATEGORY_USERLAND,
  306. "No CA trust-list provided. Any remote certificate will be accepted.");
  307. /* Allocate the endpoints */
  308. conf->endpointsSize = 0;
  309. conf->endpoints = (UA_Endpoint *)UA_malloc(sizeof(UA_Endpoint) * 3);
  310. if(!conf->endpoints) {
  311. UA_ServerConfig_delete(conf);
  312. return NULL;
  313. }
  314. /* Populate the endpoints */
  315. ++conf->endpointsSize;
  316. retval = createSecurityPolicyNoneEndpoint(conf, &conf->endpoints[0], *certificate);
  317. if(retval != UA_STATUSCODE_GOOD) {
  318. UA_ServerConfig_delete(conf);
  319. return NULL;
  320. }
  321. ++conf->endpointsSize;
  322. retval = createSecurityPolicyBasic128Rsa15Endpoint(conf, &conf->endpoints[1],
  323. UA_MESSAGESECURITYMODE_SIGN, *certificate,
  324. *privateKey);
  325. if(retval != UA_STATUSCODE_GOOD) {
  326. UA_ServerConfig_delete(conf);
  327. return NULL;
  328. }
  329. ++conf->endpointsSize;
  330. retval = createSecurityPolicyBasic128Rsa15Endpoint(conf, &conf->endpoints[2],
  331. UA_MESSAGESECURITYMODE_SIGNANDENCRYPT, *certificate,
  332. *privateKey);
  333. if(retval != UA_STATUSCODE_GOOD) {
  334. UA_ServerConfig_delete(conf);
  335. return NULL;
  336. }
  337. return conf;
  338. }
  339. UA_ServerConfig *
  340. UA_ServerConfig_new_basic256sha256(UA_UInt16 portNumber,
  341. const UA_ByteString *certificate,
  342. const UA_ByteString *privateKey,
  343. const UA_ByteString *trustList,
  344. size_t trustListSize,
  345. const UA_ByteString *revocationList,
  346. size_t revocationListSize) {
  347. UA_ServerConfig *conf = createDefaultConfig();
  348. UA_StatusCode retval = UA_CertificateVerification_Trustlist(&conf->certificateVerification,
  349. trustList, trustListSize,
  350. revocationList, revocationListSize);
  351. if(retval != UA_STATUSCODE_GOOD) {
  352. UA_ServerConfig_delete(conf);
  353. return NULL;
  354. }
  355. retval = UA_Nodestore_default_new(&conf->nodestore);
  356. if(retval != UA_STATUSCODE_GOOD) {
  357. UA_ServerConfig_delete(conf);
  358. return NULL;
  359. }
  360. if(addDefaultNetworkLayers(conf, portNumber) != UA_STATUSCODE_GOOD) {
  361. UA_ServerConfig_delete(conf);
  362. return NULL;
  363. }
  364. if(trustListSize == 0)
  365. UA_LOG_WARNING(UA_Log_Stdout, UA_LOGCATEGORY_USERLAND,
  366. "No CA trust-list provided. Any remote certificate will be accepted.");
  367. /* Allocate the endpoints */
  368. conf->endpointsSize = 0;
  369. conf->endpoints = (UA_Endpoint *)UA_malloc(sizeof(UA_Endpoint) * 3);
  370. if(!conf->endpoints) {
  371. UA_ServerConfig_delete(conf);
  372. return NULL;
  373. }
  374. /* Populate the endpoints */
  375. ++conf->endpointsSize;
  376. retval = createSecurityPolicyNoneEndpoint(conf, &conf->endpoints[0], *certificate);
  377. if(retval != UA_STATUSCODE_GOOD) {
  378. UA_ServerConfig_delete(conf);
  379. return NULL;
  380. }
  381. ++conf->endpointsSize;
  382. retval = createSecurityPolicyBasic256Sha256Endpoint(conf, &conf->endpoints[1],
  383. UA_MESSAGESECURITYMODE_SIGN, *certificate,
  384. *privateKey);
  385. if(retval != UA_STATUSCODE_GOOD) {
  386. UA_ServerConfig_delete(conf);
  387. return NULL;
  388. }
  389. ++conf->endpointsSize;
  390. retval = createSecurityPolicyBasic256Sha256Endpoint(conf, &conf->endpoints[2],
  391. UA_MESSAGESECURITYMODE_SIGNANDENCRYPT, *certificate,
  392. *privateKey);
  393. if(retval != UA_STATUSCODE_GOOD) {
  394. UA_ServerConfig_delete(conf);
  395. return NULL;
  396. }
  397. return conf;
  398. }
  399. UA_ServerConfig *
  400. UA_ServerConfig_new_allSecurityPolicies(UA_UInt16 portNumber,
  401. const UA_ByteString *certificate,
  402. const UA_ByteString *privateKey,
  403. const UA_ByteString *trustList,
  404. size_t trustListSize,
  405. const UA_ByteString *revocationList,
  406. size_t revocationListSize) {
  407. UA_ServerConfig *conf = createDefaultConfig();
  408. UA_StatusCode retval = UA_CertificateVerification_Trustlist(&conf->certificateVerification,
  409. trustList, trustListSize,
  410. revocationList, revocationListSize);
  411. if(retval != UA_STATUSCODE_GOOD) {
  412. UA_ServerConfig_delete(conf);
  413. return NULL;
  414. }
  415. retval = UA_Nodestore_default_new(&conf->nodestore);
  416. if(retval != UA_STATUSCODE_GOOD) {
  417. UA_ServerConfig_delete(conf);
  418. return NULL;
  419. }
  420. if(addDefaultNetworkLayers(conf, portNumber) != UA_STATUSCODE_GOOD) {
  421. UA_ServerConfig_delete(conf);
  422. return NULL;
  423. }
  424. if(trustListSize == 0)
  425. UA_LOG_WARNING(UA_Log_Stdout, UA_LOGCATEGORY_USERLAND,
  426. "No CA trust-list provided. Any remote certificate will be accepted.");
  427. /* Allocate the endpoints */
  428. conf->endpointsSize = 0;
  429. conf->endpoints = (UA_Endpoint *)UA_malloc(sizeof(UA_Endpoint) * 5);
  430. if(!conf->endpoints) {
  431. UA_ServerConfig_delete(conf);
  432. return NULL;
  433. }
  434. /* Populate the endpoints */
  435. retval = createSecurityPolicyNoneEndpoint(conf, &conf->endpoints[conf->endpointsSize], *certificate);
  436. ++conf->endpointsSize;
  437. if(retval != UA_STATUSCODE_GOOD) {
  438. UA_ServerConfig_delete(conf);
  439. return NULL;
  440. }
  441. retval = createSecurityPolicyBasic128Rsa15Endpoint(conf, &conf->endpoints[conf->endpointsSize],
  442. UA_MESSAGESECURITYMODE_SIGN, *certificate,
  443. *privateKey);
  444. ++conf->endpointsSize;
  445. if(retval != UA_STATUSCODE_GOOD) {
  446. UA_ServerConfig_delete(conf);
  447. return NULL;
  448. }
  449. retval = createSecurityPolicyBasic128Rsa15Endpoint(conf, &conf->endpoints[conf->endpointsSize],
  450. UA_MESSAGESECURITYMODE_SIGNANDENCRYPT, *certificate,
  451. *privateKey);
  452. ++conf->endpointsSize;
  453. if(retval != UA_STATUSCODE_GOOD) {
  454. UA_ServerConfig_delete(conf);
  455. return NULL;
  456. }
  457. retval = createSecurityPolicyBasic256Sha256Endpoint(conf, &conf->endpoints[conf->endpointsSize],
  458. UA_MESSAGESECURITYMODE_SIGN, *certificate,
  459. *privateKey);
  460. ++conf->endpointsSize;
  461. if(retval != UA_STATUSCODE_GOOD) {
  462. UA_ServerConfig_delete(conf);
  463. return NULL;
  464. }
  465. retval = createSecurityPolicyBasic256Sha256Endpoint(conf, &conf->endpoints[conf->endpointsSize],
  466. UA_MESSAGESECURITYMODE_SIGNANDENCRYPT, *certificate,
  467. *privateKey);
  468. ++conf->endpointsSize;
  469. if(retval != UA_STATUSCODE_GOOD) {
  470. UA_ServerConfig_delete(conf);
  471. return NULL;
  472. }
  473. return conf;
  474. }
  475. #endif
  476. void
  477. UA_ServerConfig_delete(UA_ServerConfig *config) {
  478. if(!config)
  479. return;
  480. /* Server Description */
  481. UA_BuildInfo_deleteMembers(&config->buildInfo);
  482. UA_ApplicationDescription_deleteMembers(&config->applicationDescription);
  483. #ifdef UA_ENABLE_DISCOVERY
  484. UA_String_deleteMembers(&config->mdnsServerName);
  485. UA_Array_delete(config->serverCapabilities, config->serverCapabilitiesSize,
  486. &UA_TYPES[UA_TYPES_STRING]);
  487. config->serverCapabilities = NULL;
  488. config->serverCapabilitiesSize = 0;
  489. #endif
  490. /* Nodestore */
  491. if(config->nodestore.deleteNodestore)
  492. config->nodestore.deleteNodestore(config->nodestore.context);
  493. /* Custom DataTypes */
  494. for(size_t i = 0; i < config->customDataTypesSize; ++i)
  495. UA_free(config->customDataTypes[i].members);
  496. UA_free(config->customDataTypes);
  497. config->customDataTypes = NULL;
  498. config->customDataTypesSize = 0;
  499. /* Networking */
  500. for(size_t i = 0; i < config->networkLayersSize; ++i)
  501. config->networkLayers[i].deleteMembers(&config->networkLayers[i]);
  502. UA_free(config->networkLayers);
  503. config->networkLayers = NULL;
  504. config->networkLayersSize = 0;
  505. UA_String_deleteMembers(&config->customHostname);
  506. config->customHostname = UA_STRING_NULL;
  507. for(size_t i = 0; i < config->endpointsSize; ++i) {
  508. UA_SecurityPolicy *policy = &config->endpoints[i].securityPolicy;
  509. policy->deleteMembers(policy);
  510. UA_EndpointDescription_deleteMembers(&config->endpoints[i].endpointDescription);
  511. }
  512. UA_free(config->endpoints);
  513. config->endpoints = NULL;
  514. config->endpointsSize = 0;
  515. /* Certificate Validation */
  516. config->certificateVerification.deleteMembers(&config->certificateVerification);
  517. /* Access Control */
  518. config->accessControl.deleteMembers(&config->accessControl);
  519. UA_free(config);
  520. }
  521. /***************************/
  522. /* Default Client Settings */
  523. /***************************/
  524. const UA_ClientConfig UA_ClientConfig_default = {
  525. 5000, /* .timeout, 5 seconds */
  526. 10 * 60 * 1000, /* .secureChannelLifeTime, 10 minutes */
  527. UA_Log_Stdout, /* .logger */
  528. { /* .localConnectionConfig */
  529. 0, /* .protocolVersion */
  530. 65535, /* .sendBufferSize, 64k per chunk */
  531. 65535, /* .recvBufferSize, 64k per chunk */
  532. 0, /* .maxMessageSize, 0 -> unlimited */
  533. 0 /* .maxChunkCount, 0 -> unlimited */
  534. },
  535. UA_ClientConnectionTCP, /* .connectionFunc */
  536. 0, /* .customDataTypesSize */
  537. NULL, /*.customDataTypes */
  538. NULL, /*.stateCallback */
  539. #ifdef UA_ENABLE_SUBSCRIPTIONS
  540. NULL, /*.subscriptionInactivityCallback */
  541. #endif
  542. NULL, /*.clientContext */
  543. #ifdef UA_ENABLE_SUBSCRIPTIONS
  544. 10 /* .outStandingPublishRequests */
  545. #endif
  546. };