1 /*************************************************************************
3 * Copyright 2020 highstreet technologies GmbH and others
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 ***************************************************************************/
20 #include "ves_file_ready.h"
21 #include "utils/log_utils.h"
22 #include "utils/sys_utils.h"
23 #include "utils/http_client.h"
24 #include "utils/nts_utils.h"
29 #include <sysrepo/values.h>
31 #include "core/framework.h"
32 #include "core/session.h"
34 #define FILE_READY_RPC_SCHEMA_XPATH "/nts-network-function:invoke-ves-pm-file-ready"
36 static int ves_file_ready_invoke_pm_cb(sr_session_ctx_t *session, const char *path, const sr_val_t *input, const size_t input_cnt, sr_event_t event, uint32_t request_id, sr_val_t **output, size_t *output_cnt, void *private_data);
37 static int ves_file_ready_send_message(sr_session_ctx_t *session, const char *file_location);
38 static cJSON* ves_create_file_ready_fields(const char* file_location);
39 static void ves_file_ready_vsftp_daemon_init(void);
40 static void ves_file_ready_vsftp_daemon_deinit(void);
42 static sr_subscription_ctx_t *ves_file_ready_subscription = 0;
44 int ves_file_ready_feature_get_status(void) {
45 return (ves_file_ready_subscription != 0);
48 int ves_file_ready_feature_start(sr_session_ctx_t *current_session) {
49 assert(current_session);
52 if(ves_file_ready_subscription == 0) {
53 int rc = sr_rpc_subscribe(current_session, FILE_READY_RPC_SCHEMA_XPATH, ves_file_ready_invoke_pm_cb, 0, 0, SR_SUBSCR_CTX_REUSE, &ves_file_ready_subscription);
55 log_error("error from sr_rpc_subscribe: %s\n", sr_strerror(rc));
56 return NTS_ERR_FAILED;
59 ves_file_ready_vsftp_daemon_init();
65 int ves_file_ready_feature_stop(void) {
68 if(ves_file_ready_subscription) {
69 int rc = sr_unsubscribe(ves_file_ready_subscription);
71 log_error("error from sr_rpc_subscribe: %s\n", sr_strerror(rc));
72 return NTS_ERR_FAILED;
75 ves_file_ready_vsftp_daemon_deinit();
76 ves_file_ready_subscription = 0;
82 static void ves_file_ready_vsftp_daemon_init(void) {
83 system("/usr/sbin/vsftpd &");
86 static void ves_file_ready_vsftp_daemon_deinit(void) {
87 system("killall -9 vsftpd");
90 static int ves_file_ready_invoke_pm_cb(sr_session_ctx_t *session, const char *path, const sr_val_t *input, const size_t input_cnt, sr_event_t event, uint32_t request_id, sr_val_t **output, size_t *output_cnt, void *private_data) {
94 rc = sr_new_values(*output_cnt, output);
99 rc = sr_val_set_xpath(output[0], FILE_READY_RPC_SCHEMA_XPATH"/status");
100 if(SR_ERR_OK != rc) {
104 rc = ves_file_ready_send_message(session, input[0].data.string_val);
105 if(rc != NTS_ERR_OK) {
106 rc = sr_val_build_str_data(output[0], SR_ENUM_T, "%s", "ERROR");
109 rc = sr_val_build_str_data(output[0], SR_ENUM_T, "%s", "SUCCESS");
115 static int ves_file_ready_send_message(sr_session_ctx_t *session, const char *file_location) {
117 assert(file_location);
120 static int sequence_number = 0;
122 cJSON *post_data_json = cJSON_CreateObject();
123 if(post_data_json == 0) {
124 log_error("could not create cJSON object\n");
125 return NTS_ERR_FAILED;
128 cJSON *event = cJSON_CreateObject();
130 log_error("could not create cJSON object\n");
131 cJSON_Delete(post_data_json);
132 return NTS_ERR_FAILED;
135 if(cJSON_AddItemToObject(post_data_json, "event", event) == 0) {
136 log_error("cJSON_AddItemToObject failed\n");
137 cJSON_Delete(post_data_json);
138 return NTS_ERR_FAILED;
141 char *hostname_string = framework_environment.settings.hostname;
142 cJSON *common_event_header = ves_create_common_event_header("notification", "Notification-gnb_Nokia-FileReady", hostname_string, "Normal", sequence_number++);
143 if(common_event_header == 0) {
144 log_error("could not create cJSON object\n");
145 cJSON_Delete(post_data_json);
146 return NTS_ERR_FAILED;
149 if(cJSON_AddItemToObject(event, "commonEventHeader", common_event_header) == 0) {
150 log_error("cJSON_AddItemToObject failed\n");
151 cJSON_Delete(post_data_json);
152 return NTS_ERR_FAILED;
155 cJSON *file_ready_fields = ves_create_file_ready_fields(file_location);
156 if(file_ready_fields == 0) {
157 log_error("could not create cJSON object\n");
158 cJSON_Delete(post_data_json);
159 return NTS_ERR_FAILED;
162 if(cJSON_AddItemToObject(event, "notificationFields", file_ready_fields) == 0) {
163 log_error("cJSON_AddItemToObject failed\n");
164 cJSON_Delete(post_data_json);
165 return NTS_ERR_FAILED;
168 char *post_data = cJSON_PrintUnformatted(post_data_json);
169 cJSON_Delete(post_data_json);
171 log_error("cJSON_PrintUnformatted failed\n");
172 return NTS_ERR_FAILED;
176 ves_details_t *ves_details = ves_endpoint_details_get(session);
178 log_error("ves_endpoint_details_get failed\n");
180 return NTS_ERR_FAILED;
183 rc = http_request(ves_details->url, ves_details->username, ves_details->password, "POST", post_data, 0, 0);
184 ves_details_free(ves_details);
187 if(rc != NTS_ERR_OK) {
188 log_error("http_request failed\n");
189 return NTS_ERR_FAILED;
195 static cJSON* ves_create_file_ready_fields(const char* file_location) {
196 assert(file_location);
198 cJSON *file_ready_fields = cJSON_CreateObject();
199 if(file_ready_fields == 0) {
200 log_error("could not create JSON object\n");
204 if(cJSON_AddStringToObject(file_ready_fields, "changeIdentifier", "PM_MEAS_FILES") == 0) {
205 log_error("cJSON_AddStringToObject failed\n");
206 cJSON_Delete(file_ready_fields);
210 if(cJSON_AddStringToObject(file_ready_fields, "changeType", "FileReady") == 0) {
211 log_error("cJSON_AddStringToObject failed\n");
212 cJSON_Delete(file_ready_fields);
216 if(cJSON_AddStringToObject(file_ready_fields, "notificationFieldsVersion", "2.0") == 0) {
217 log_error("cJSON_AddStringToObject failed\n");
218 cJSON_Delete(file_ready_fields);
222 cJSON *array_of_named_hash_map = cJSON_CreateArray();
223 if(array_of_named_hash_map == 0) {
224 log_error("could not create JSON object\n");
225 cJSON_Delete(file_ready_fields);
229 if(cJSON_AddItemToObject(file_ready_fields, "arrayOfNamedHashMap", array_of_named_hash_map) == 0) {
230 log_error("cJSON_AddStringToObject failed\n");
231 cJSON_Delete(file_ready_fields);
235 cJSON *additional_fields_entry = cJSON_CreateObject();
236 if(additional_fields_entry == 0) {
237 log_error("could not create JSON object\n");
238 cJSON_Delete(file_ready_fields);
242 char *filename = strrchr(file_location, '/');
245 if(cJSON_AddStringToObject(additional_fields_entry, "name", "dummy_file.tar.gz") == 0) {
246 log_error("cJSON_AddStringToObject failed\n");
247 cJSON_Delete(file_ready_fields);
252 if(cJSON_AddStringToObject(additional_fields_entry, "name", filename + 1) == 0) {
253 log_error("cJSON_AddStringToObject failed\n");
254 cJSON_Delete(file_ready_fields);
259 cJSON *hash_map = cJSON_CreateObject();
261 log_error("could not create JSON object\n");
262 cJSON_Delete(file_ready_fields);
266 if(cJSON_AddItemToObject(additional_fields_entry, "hashMap", hash_map) == 0) {
267 log_error("cJSON_AddStringToObject failed\n");
268 cJSON_Delete(file_ready_fields);
272 if(cJSON_AddStringToObject(hash_map, "location", file_location) == 0) {
273 log_error("cJSON_AddStringToObject failed\n");
274 cJSON_Delete(file_ready_fields);
278 if(cJSON_AddStringToObject(hash_map, "compression", "gzip") == 0) {
279 log_error("cJSON_AddStringToObject failed\n");
280 cJSON_Delete(file_ready_fields);
284 if(cJSON_AddStringToObject(hash_map, "fileFormatType", "org.3GPP.32.435#measCollec") == 0) {
285 log_error("cJSON_AddStringToObject failed\n");
286 cJSON_Delete(file_ready_fields);
290 if(cJSON_AddStringToObject(hash_map, "fileFormatVersion", "V5") == 0) {
291 log_error("cJSON_AddStringToObject failed\n");
292 cJSON_Delete(file_ready_fields);
296 if(cJSON_AddItemToArray(array_of_named_hash_map, additional_fields_entry) == 0) {
297 log_error("cJSON_AddStringToObject failed\n");
298 cJSON_Delete(file_ready_fields);
302 return file_ready_fields;