Monitoring Netconf connectivity feature
Issue-ID: SIM-111
Change-Id: I99a798296bca6154fd2e07b988edce6661b07ba5
Signed-off-by: Alex Stancu <alexandru.stancu@highstreet-technologies.com>
diff --git a/ntsimulator/deploy/base/build_ntsim-ng.sh b/ntsimulator/deploy/base/build_ntsim-ng.sh
index 096dc3f..cbce07a 100755
--- a/ntsimulator/deploy/base/build_ntsim-ng.sh
+++ b/ntsimulator/deploy/base/build_ntsim-ng.sh
@@ -34,6 +34,7 @@
"core/app/manager_sysrepo.c"
"core/app/network_function.c"
"core/app/nf_oran_du.c"
+ "core/app/nf_oran_ru_supervision.c"
"core/app/blank.c"
"core/datastore/schema.c"
"core/datastore/operations.c"
diff --git a/ntsimulator/deploy/o-ran-ru-fh/config.json b/ntsimulator/deploy/o-ran-ru-fh/config.json
index 1934a03..4d614cf 100644
--- a/ntsimulator/deploy/o-ran-ru-fh/config.json
+++ b/ntsimulator/deploy/o-ran-ru-fh/config.json
@@ -1,7 +1,7 @@
{
"container-rules": {
"excluded-modules": [],
- "excluded-features": []
+ "excluded-features": ["o-ran-wg4-features:SUPERVISION-WITH-SESSION-ID"]
},
"supervisor-rules": {
@@ -12,7 +12,7 @@
"stdout": "log/netopeer-stdout.log",
"stderr": "log/netopeer-stderr.log"
},
-
+
"sshd": {
"path": "/usr/sbin/sshd",
"args": ["-D"],
@@ -20,7 +20,7 @@
"stdout": "log/sshd-stdout.log",
"stderr": "log/sshd-stderr.log"
},
-
+
"ntsim-network-function": {
"path": "/opt/dev/ntsim-ng/ntsim-ng",
"args": ["-w/opt/dev/ntsim-ng", "-f"],
@@ -53,7 +53,7 @@
"o-ran-shared-cell",
"nts-network-function"
],
-
+
"default-list-instances": 2,
"custom-list-instances" : [
{"/ietf-interfaces:interfaces/interface": 4}
@@ -89,7 +89,7 @@
"severity" : "MAJOR",
"date-time" : "$$time$$",
"specific-problem" : "Interface Fault",
-
+
"fault-id": "30",
"fault-severity" : "MAJOR",
"affected-object" : "$$hostname$$",
@@ -140,4 +140,4 @@
}
]
}
-}
\ No newline at end of file
+}
diff --git a/ntsimulator/nts-ng-docker-image-build-ubuntu.yaml b/ntsimulator/nts-ng-docker-image-build-ubuntu.yaml
index c86d387..e351e4b 100644
--- a/ntsimulator/nts-ng-docker-image-build-ubuntu.yaml
+++ b/ntsimulator/nts-ng-docker-image-build-ubuntu.yaml
@@ -67,6 +67,8 @@
labels:
- "description=nts-ng"
dockerfile: local.Dockerfile
+ depends_on:
+ - nts-ng-base
###################################################
####### O-RAN DU
diff --git a/ntsimulator/ntsim-ng/core/app/network_function.c b/ntsimulator/ntsim-ng/core/app/network_function.c
index e34d85c..c655dfb 100644
--- a/ntsimulator/ntsim-ng/core/app/network_function.c
+++ b/ntsimulator/ntsim-ng/core/app/network_function.c
@@ -48,6 +48,7 @@
#include "app_common.h"
#include "nf_oran_du.h"
+#include "nf_oran_ru_supervision.h"
#define NF_FUNCTION_CONTROL_BUFFER_LENGTH 32
@@ -96,9 +97,9 @@
}
}
- if(pthread_mutex_init(&nf_function_control_lock, NULL) != 0) {
- log_error("mutex init has failed\n");
- return NTS_ERR_FAILED;
+ if(pthread_mutex_init(&nf_function_control_lock, NULL) != 0) {
+ log_error("mutex init has failed\n");
+ return NTS_ERR_FAILED;
}
//ietf-netconf-monitoring schemas populate with modules and submodules (overwrite default Netopeer2 behaviour)
@@ -167,9 +168,9 @@
return NTS_ERR_FAILED;
}
- if(pthread_mutex_init(&faults_lock, NULL) != 0) {
- log_error("mutex init has failed\n");
- return NTS_ERR_FAILED;
+ if(pthread_mutex_init(&faults_lock, NULL) != 0) {
+ log_error("mutex init has failed\n");
+ return NTS_ERR_FAILED;
}
if(pthread_create(&faults_thread, 0, faults_thread_routine, 0)) {
@@ -188,7 +189,7 @@
nf_function_control_buffer_in = 0;
}
- log_add_verbose(1, LOG_COLOR_BOLD_YELLOW"running in NETWORK FUNCTION STANDALONE mode!\n"LOG_COLOR_RESET);
+ log_add_verbose(1, LOG_COLOR_BOLD_YELLOW"running in NETWORK FUNCTION STANDALONE mode as a %s\n"LOG_COLOR_RESET, framework_environment.nts.function_type);
log_add_verbose(1, "Currently enabled features are: %s\n", framework_environment.nts.nf_standalone_start_features);
log_add_verbose(1, LOG_COLOR_BOLD_YELLOW"Docker IP:"LOG_COLOR_RESET" %s\n", framework_environment.settings.ip_v6_enabled ? framework_environment.settings.ip_v6 : framework_environment.settings.ip_v4);
log_add_verbose(1, LOG_COLOR_BOLD_YELLOW"Docker ports"LOG_COLOR_RESET": ");
@@ -222,8 +223,16 @@
if(strcmp(framework_environment.nts.function_type, "NTS_FUNCTION_TYPE_O_RAN_O_DU") == 0) {
rc = nf_oran_du_init();
if(rc != NTS_ERR_OK) {
- log_error("nf_oran_du_init failed\n");
- return NTS_ERR_FAILED;
+ log_error("nf_oran_du_init failed\n");
+ return NTS_ERR_FAILED;
+ }
+ }
+
+ if(strcmp(framework_environment.nts.function_type, "NTS_FUNCTION_TYPE_O_RAN_O_RU_FH") == 0) {
+ log_add_verbose(1, "Initializing o-ran-supervision function...\n");
+ rc = nf_oran_ru_supervision_init();
+ if(rc != NTS_ERR_OK) {
+ log_error("nf_oran_ru_supervision_init failed, continuing...\n");
}
}
@@ -397,7 +406,7 @@
if (!strcmp("sysrepo", mod->name) || !strcmp("sysrepo-monitoring", mod->name) || !strcmp("sysrepo-plugind", mod->name)) {
continue;
}
-
+
list = lyd_new(root, NULL, "schema");
lyd_new_leaf(list, NULL, "identifier", mod->name);
lyd_new_leaf(list, NULL, "version", (mod->rev ? mod->rev[0].date : NULL));
@@ -428,7 +437,7 @@
struct lyd_node *stream = lyd_new_path(root, 0, NC_NOTIFICATIONS_STREAMS_SCHEMA_XPATH"/stream[name='NETCONF']", NULL, 0, 0);
lyd_new_leaf(stream, stream->schema->module, "description", "Default NETCONF stream containing notifications from all the modules. Replays only notifications for modules that support replay.");
lyd_new_leaf(stream, stream->schema->module, "replaySupport", "true");
-
+
/* all other streams */
struct lyd_node *sr_data;
struct lyd_node *sr_mod;
@@ -463,7 +472,7 @@
rep_sup = set->set.d[0];
}
ly_set_free(set);
-
+
lyd_new_leaf(stream, NULL, "replaySupport", rep_sup ? "true" : "false");
if(rep_sup) {
char buf[26];
@@ -594,7 +603,7 @@
pthread_mutex_unlock(&nf_function_control_lock);
}
-
+
return rc;
}
@@ -689,7 +698,7 @@
if(ves_file_ready_feature_get_status()) {
strcat(started_features, "ves-file-ready ");
}
-
+
if(ves_pnf_registration_feature_get_status()) {
strcat(started_features, "ves-pnf-registration ");
}
@@ -697,7 +706,7 @@
if(ves_heartbeat_feature_get_status()) {
strcat(started_features, "ves-heartbeat ");
}
-
+
if(manual_notification_feature_get_status()) {
strcat(started_features, "manual-notification-generation ");
}
@@ -705,7 +714,7 @@
if(netconf_call_home_feature_get_status()) {
strcat(started_features, "netconf-call-home ");
}
-
+
if(web_cut_through_feature_get_status()) {
strcat(started_features, "web-cut-through ");
}
@@ -738,7 +747,7 @@
assert_session();
int ret = NTS_ERR_OK;
-
+
int rc;
struct lyd_node *data;
rc = sr_get_subtree(session, NTS_NF_FAULT_GENERATION_SCHEMA_XPATH, 0, &data);
@@ -771,9 +780,9 @@
}
}
}
-
+
}
-
+
faults_update_config_free:
lyd_free(data);
@@ -848,7 +857,7 @@
log_error("lyd_parse_mem failed\n");
goto fault_send_ves;
}
-
+
rc = sr_event_notif_send_tree(current_session_running, notif);
lyd_free(notif);
if(rc != SR_ERR_OK) {
@@ -894,7 +903,7 @@
}
while((rc = sr_get_change_next(session, it, &oper, &old_value, &new_value)) == SR_ERR_OK) {
-
+
if(new_value->xpath && (strcmp(new_value->xpath, NTS_NF_NETWORK_FUNCTION_FTYPE_SCHEMA_XPATH) == 0)) {
if(old_value && !old_value->dflt) {
rc = sr_set_item(session, old_value->xpath, old_value, 0);
diff --git a/ntsimulator/ntsim-ng/core/app/nf_oran_du.c b/ntsimulator/ntsim-ng/core/app/nf_oran_du.c
index 2bdd63c..4c429f4 100644
--- a/ntsimulator/ntsim-ng/core/app/nf_oran_du.c
+++ b/ntsimulator/ntsim-ng/core/app/nf_oran_du.c
@@ -116,7 +116,7 @@
if(value_count) {
log_add_verbose(2, "pm jobs already found (%d). cleaning up for fresh start...\n", value_count);
- for(int i = 0; i < value_count; i++) {
+ for(int i = 0; i < value_count; i++) {
rc = sr_delete_item(session_running, values[i].xpath, 0);
if(rc != SR_ERR_OK) {
log_error("sr_delete_item failed\n");
@@ -336,7 +336,7 @@
}
}
else if(oper == SR_OP_DELETED) {
- int job_id = -1;
+ int job_id = -1;
for(int i = 0; i < pm_jobs_count; i++) {
if(strcmp(pm_jobs[i]->id, old_value->data.string_val) == 0) {
job_id = i;
@@ -350,7 +350,7 @@
pm_job_t *job = pm_jobs[job_id];
job->terminate = 1;
-
+
//remove from list
for(int i = job_id; i < pm_jobs_count - 1; i++) {
pm_jobs[i] = pm_jobs[i + 1];
@@ -395,7 +395,7 @@
sleep(1);
}
log_add_verbose(1, "pm_job_thread_routine[%s] finished waiting...\n", job->id);
-
+
char *xpath_to_get = 0;
asprintf(&xpath_to_get, "%s[id='%s']", NTS_NF_ORAN_DU_PM_JOBS_SCHEMA_XPATH, job->id);
if(xpath_to_get == 0) {
@@ -461,7 +461,7 @@
if(strcmp(chd->schema->name, "performance-metrics") == 0) {
const char *val = ((const struct lyd_node_leaf_list *)chd)->value_str;
-
+
job->performance_metrics_count++;
job->performance_metrics = (char **)realloc(job->performance_metrics, sizeof(char **) * job->performance_metrics_count);
if(job->performance_metrics == 0) {
@@ -534,7 +534,7 @@
asprintf(&details.field_value[3], "%d", job->granularity_period);
details.field_name[4] = strdup("%%job-id%%");
details.field_value[4] = strdup(job->id);
-
+
long int now = get_microseconds_since_epoch() / 1000000;
long int start_time = now - (now % job->granularity_period);
long int end_time = start_time + job->granularity_period;
@@ -546,7 +546,7 @@
asprintf(&details.field_value[6], "%lu", end_time);
details.field_name[7] = strdup("%%starttime-literal%%");
-
+
struct tm tm = *localtime(&now);
asprintf(&details.field_value[7], "%04d-%02d-%02dT%02d:%02d:%02d.%01dZ",
tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
@@ -604,7 +604,7 @@
static void nf_du_template_free(nf_du_template_details_t *details) {
assert(details);
-
+
for(int j = 0; j < details->field_count; j++) {
free(details->field_name[j]);
free(details->field_value[j]);
@@ -631,7 +631,7 @@
char **vars = 0;
int vars_count = 0;
-
+
char **funcs = 0;
int funcs_count = 0;
@@ -831,7 +831,7 @@
log_error("str_replace failed\n");
return 0;
}
-
+
int nl = strlen(ci) + 2; //\0 and perhaps comma
char *ret2 = (char *)malloc(sizeof(char) * (strlen(ret) + nl));
if(ret2 == 0) {
@@ -860,7 +860,7 @@
}
else if(strcmp(function, "$$uint32_counter$$") == 0) {
char *ret = 0;
-
+
asprintf(&ret, "%d", details->job->stream->counter);
details->job->stream->counter++;
return ret;
diff --git a/ntsimulator/ntsim-ng/core/app/nf_oran_ru_supervision.c b/ntsimulator/ntsim-ng/core/app/nf_oran_ru_supervision.c
new file mode 100644
index 0000000..7d12fce
--- /dev/null
+++ b/ntsimulator/ntsim-ng/core/app/nf_oran_ru_supervision.c
@@ -0,0 +1,159 @@
+/*************************************************************************
+*
+* Copyright 2021 highstreet technologies GmbH and others
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+***************************************************************************/
+
+#define _GNU_SOURCE
+
+#include "nf_oran_ru_supervision.h"
+#include "utils/log_utils.h"
+#include "utils/sys_utils.h"
+#include "utils/nts_utils.h"
+#include "utils/rand_utils.h"
+#include "utils/http_client.h"
+#include <stdio.h>
+#include <pthread.h>
+#include <assert.h>
+
+#include <sysrepo.h>
+#include <sysrepo/values.h>
+#include <libnetconf2/netconf.h>
+#include <libyang/libyang.h>
+#include <errno.h>
+#include <pthread.h>
+#include <signal.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include "core/framework.h"
+#include "core/context.h"
+#include "core/session.h"
+#include "core/xpath.h"
+
+int notification_timer_seconds=60;
+int supervision_timer_seconds=10;
+
+static pthread_t o_ran_supervision_thread = NULL;
+static void *o_ran_supervision_thread_routine(void *arg);
+
+static int
+supervision_watchdog_reset_rpc_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)
+{
+ size_t i;
+
+ (void)session;
+ (void)event;
+ (void)request_id;
+ (void)private_data;
+
+ bool notification_default = true;
+ bool supervision_default = true;
+
+ for (i = 0; i < input_cnt; ++i) {
+ if (!strcmp(input[i].xpath, "/o-ran-supervision:supervision-watchdog-reset/supervision-notification-interval")) {
+ notification_timer_seconds = input[i].data.uint16_val;
+ notification_default = false;
+ }
+ else if (!strcmp(input[i].xpath, "/o-ran-supervision:supervision-watchdog-reset/guard-timer-overhead")) {
+ supervision_timer_seconds = input[i].data.uint16_val;
+ supervision_default = false;
+ }
+ }
+
+ if (notification_default) {
+ notification_timer_seconds = 60;
+ }
+ if (supervision_default) {
+ supervision_timer_seconds = 10;
+ }
+
+ if (!strcmp(path, "/o-ran-supervision:supervision-watchdog-reset")) {
+ *output = malloc(sizeof **output);
+ *output_cnt = 1;
+
+ (*output)[0].xpath = strdup("/o-ran-supervision:supervision-watchdog-reset/next-update-at");
+ (*output)[0].type = SR_STRING_T;
+ (*output)[0].dflt = 0;
+ (*output)[0].data.string_val = get_current_date_and_time_delay_seconds(notification_timer_seconds);
+ }
+
+ if (o_ran_supervision_thread != NULL) {
+ pthread_cancel(o_ran_supervision_thread);
+ o_ran_supervision_thread = NULL;
+ }
+
+ if(pthread_create(&o_ran_supervision_thread, 0, o_ran_supervision_thread_routine, 0)) {
+ log_error("could not create thread for o-ran-supervision\n");
+ return NTS_ERR_FAILED;
+ }
+
+ return NTS_ERR_OK;
+}
+
+int nf_oran_ru_supervision_init(void) {
+ int rc;
+
+ rc = sr_rpc_subscribe(session_running, O_RAN_SUPERVISION_WATCHDOG_RESET_RPC_SCHEMA_XPATH, supervision_watchdog_reset_rpc_cb, NULL, 0, 0, &session_subscription);
+ if (rc != SR_ERR_OK) {
+ log_add_verbose(1, "Subscribing for RPC \"%s\" failed.\n", O_RAN_SUPERVISION_WATCHDOG_RESET_RPC_SCHEMA_XPATH);
+ return NTS_ERR_FAILED;
+ }
+
+ if(pthread_create(&o_ran_supervision_thread, 0, o_ran_supervision_thread_routine, 0)) {
+ log_error("could not create thread for o-ran-supervision\n");
+ return NTS_ERR_FAILED;
+ }
+
+ return NTS_ERR_OK;
+}
+
+static void *o_ran_supervision_thread_routine(void *arg) {
+ int notification_counter = notification_timer_seconds;
+ int supervision_counter = notification_timer_seconds + supervision_timer_seconds;
+ int rc;
+
+ log_add_verbose(1, "Starting thread for o-ran-supervision...\n");
+
+ struct lyd_node *notif = NULL;
+ notif = lyd_new_path(NULL, session_context, O_RAN_SUPERVISION_NOTIFICATION_SCHEMA_XPATH, NULL, 0, 0);
+ if (!notif) {
+ log_error("Creating notification \"%s\" failed.\n", O_RAN_SUPERVISION_NOTIFICATION_SCHEMA_XPATH);
+ return NTS_ERR_FAILED;
+ }
+
+ while (supervision_counter > 0) {
+ sleep(1);
+ supervision_counter--;
+ notification_counter--;
+
+ if (notification_counter == 0) {
+ log_add_verbose(1, "Sending o-ran-supervision supervision-notification..\n");
+ rc = sr_event_notif_send_tree(session_running, notif);
+ if (rc != SR_ERR_OK) {
+ lyd_free(notif);
+ return NTS_ERR_FAILED;
+ }
+ }
+ }
+
+ log_add_verbose(1, "Failed to receive watchdog reset, terminating supervision timer for o-ran-supervision...\n");
+ pthread_exit((void *)1);
+}
+
+void nf_oran_ru_supervision_free(void) {
+
+}
+
diff --git a/ntsimulator/ntsim-ng/core/app/nf_oran_ru_supervision.h b/ntsimulator/ntsim-ng/core/app/nf_oran_ru_supervision.h
new file mode 100644
index 0000000..f663d73
--- /dev/null
+++ b/ntsimulator/ntsim-ng/core/app/nf_oran_ru_supervision.h
@@ -0,0 +1,21 @@
+/*************************************************************************
+*
+* Copyright 2023 highstreet technologies GmbH and others
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+***************************************************************************/
+
+#pragma once
+
+int nf_oran_ru_supervision_init(void);
+void nf_oran_ru_supervision_free(void);
diff --git a/ntsimulator/ntsim-ng/core/xpath.h b/ntsimulator/ntsim-ng/core/xpath.h
index 984ed9b..b74bb90 100644
--- a/ntsimulator/ntsim-ng/core/xpath.h
+++ b/ntsimulator/ntsim-ng/core/xpath.h
@@ -96,3 +96,7 @@
#define NC_NOTIFICATIONS_MODULE "nc-notifications"
#define NC_NOTIFICATIONS_STREAMS_SCHEMA_XPATH "/nc-notifications:netconf/streams"
+
+#define O_RAN_SUPERVISION_NOTIFICATION_SCHEMA_XPATH "/o-ran-supervision:supervision-notification"
+#define O_RAN_SUPERVISION_NOTIFICATION_SESSION_ID_SCHEMA_XPATH "/o-ran-supervision:supervision-notification/session-id"
+#define O_RAN_SUPERVISION_WATCHDOG_RESET_RPC_SCHEMA_XPATH "/o-ran-supervision:supervision-watchdog-reset"
diff --git a/ntsimulator/ntsim-ng/utils/sys_utils.c b/ntsimulator/ntsim-ng/utils/sys_utils.c
index 2b93d52..66ad6d3 100644
--- a/ntsimulator/ntsim-ng/utils/sys_utils.c
+++ b/ntsimulator/ntsim-ng/utils/sys_utils.c
@@ -135,6 +135,25 @@
return date_and_time;
}
+char *get_current_date_and_time_delay_seconds(int seconds) {
+ char *date_and_time = 0;
+
+ time_t t = time(0);
+ struct tm tm = *localtime(&t);
+ struct timeval tv;
+
+ gettimeofday(&tv, 0);
+
+ tm.tm_sec += seconds;
+ mktime(&tm);
+
+ asprintf(&date_and_time, "%04d-%02d-%02dT%02d:%02d:%02d.0Z",
+ tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
+ tm.tm_hour, tm.tm_min, tm.tm_sec);
+
+ return date_and_time;
+}
+
long int get_microseconds_since_epoch(void) {
time_t t = time(0);
struct timeval tv;
diff --git a/ntsimulator/ntsim-ng/utils/sys_utils.h b/ntsimulator/ntsim-ng/utils/sys_utils.h
index eea514c..152f395 100644
--- a/ntsimulator/ntsim-ng/utils/sys_utils.h
+++ b/ntsimulator/ntsim-ng/utils/sys_utils.h
@@ -38,6 +38,7 @@
int get_int_from_string_with_default(const char *string, int default_value);
char *get_current_date_and_time(void);
+char *get_current_date_and_time_delay_seconds(int seconds);
long int get_microseconds_since_epoch(void);
//networking functions