Exemple #1
0
Session::Session(S_Connection conn, sr_datastore_t datastore, const sr_sess_options_t opts, \
                 const char *user_name)
{
    int ret;
    _opts = opts;
    _datastore = datastore;
    _conn = nullptr;
    _sess = nullptr;
    S_Deleter deleter(new Deleter(_sess));

    if (user_name == nullptr) {
        /* start session */
        ret = sr_session_start(conn->_conn, _datastore, _opts, &_sess);
        if (SR_ERR_OK != ret) {
            goto cleanup;
        }
    } else {
        /* start session */
        ret = sr_session_start_user(conn->_conn, user_name, _datastore, _opts, &_sess);
        if (SR_ERR_OK != ret) {
            goto cleanup;
        }
    }

    _deleter = deleter;
    _conn = conn;
    return;

cleanup:
    throw_exception(ret);
}
Exemple #2
0
static void
perf_get_item_test(void **state) {
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);

    sr_session_ctx_t *session = NULL;
    sr_val_t *value = NULL;
    int rc = 0;

    /* start a session */
    rc = sr_session_start(conn, SR_DS_STARTUP, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    /* perform a get-item request */

    for (size_t i = 0; i<100000; i++){

        /* existing leaf */
        rc = sr_get_item(session, "/example-module:container/list[key1='key1'][key2='key2']/leaf", &value);
        assert_int_equal(rc, SR_ERR_OK);
        assert_non_null(value);
        assert_int_equal(SR_STRING_T, value->type);
        sr_free_val(value);
    }

    /* stop the session */
    rc = sr_session_stop(session);
    assert_int_equal(rc, SR_ERR_OK);
}
Exemple #3
0
/**
 * @brief Check the session and reconnect if it is needed.
 */
static void
sr_pd_session_check(sr_pd_ctx_t *ctx)
{
    int rc = SR_ERR_OK;

    CHECK_NULL_ARG_VOID(ctx);

    rc = sr_session_check(ctx->session);

    if (SR_ERR_OK != rc) {
        SR_LOG_DBG_MSG("Reconnecting to Sysrepo Engine.");

        /* disconnect */
        sr_session_stop(ctx->session);
        sr_disconnect(ctx->connection);
        ctx->session = NULL;
        ctx->connection = NULL;

        /* reconnect */
        rc = sr_connect("sysrepo-plugind", connect_options, &ctx->connection);
        if (SR_ERR_OK == rc) {
            rc = sr_session_start(ctx->connection, SR_DS_STARTUP, SR_SESS_DEFAULT, &ctx->session);
        }
        if (SR_ERR_OK != rc) {
            SR_LOG_ERR("Error by reconnecting to Sysrepo Engine: %s", sr_strerror(rc));
        }
    }
}
int
main(int argc, char **argv)
{
    sr_conn_ctx_t *connection = NULL;
    sr_session_ctx_t *session = NULL;
    int rc = SR_ERR_OK;

    /* connect to sysrepo */
    rc = sr_connect("example_application", SR_CONN_DEFAULT, &connection);
    if (SR_ERR_OK != rc) {
        fprintf(stderr, "Error by sr_connect: %s\n", sr_strerror(rc));
        goto cleanup;
    }

    /* start session */
    rc = sr_session_start(connection, SR_DS_RUNNING, SR_SESS_DEFAULT, &session);
    if (SR_ERR_OK != rc) {
        fprintf(stderr, "Error by sr_session_start: %s\n", sr_strerror(rc));
        goto cleanup;
    }

    /* run as an event notification subscriber */
    printf("This application will be a subscriber for the 'paused' event notification of 'turing-machine'.\n");
    printf("This notification is sent by the RPC handler in rpc_example and rpc_tree_example.\n");
    rc = event_notif_subscriber(session);

cleanup:
    if (NULL != session) {
        sr_session_stop(session);
    }
    if (NULL != connection) {
        sr_disconnect(connection);
    }
    return rc;
}
Exemple #5
0
static void load_input_file(void)
{

	if (sr_session_load(opt_input_file) == SR_OK) {
		/* sigrok session file */
		sr_session_datafeed_callback_add(datafeed_in);
		sr_session_start();
		sr_session_run();
		sr_session_stop();
	}
	else {
		/* fall back on input modules */
		load_input_file_format();
	}
}
int main(int argc, char **argv) {

   int rc = SR_ERR_OK;
   sr_conn_ctx_t *conn = NULL;
   sr_session_ctx_t *sess = NULL;
   sr_val_t val =  {0};

   sr_log_stderr(SR_LL_DBG);

   rc = sr_connect("push kea config", SR_CONN_DEFAULT, &conn);
   CHECK_RC(rc, cleanup);

   rc = sr_session_start(conn, SR_DS_STARTUP, SR_SESS_DEFAULT, &sess);
   CHECK_RC(rc, cleanup);

   /* socket type */
   val.xpath = "/ietf-kea-dhcpv6:server/serv-attributes/control-socket/socket-type";
   val.type = SR_STRING_T;
   val.data.string_val = "unix";

   rc = sr_set_item(sess, val.xpath, &val, SR_EDIT_DEFAULT);
   CHECK_RC(rc, cleanup);

   /* socket name */
   val.xpath = "/ietf-kea-dhcpv6:server/serv-attributes/control-socket/socket-name";
   val.type = SR_STRING_T;
   val.data.string_val = "/tmp/kea-dhcp6-ctrl.sock";

   rc = sr_set_item(sess, val.xpath, &val, SR_EDIT_DEFAULT);
   CHECK_RC(rc, cleanup);

   rc = sr_commit(sess);


   /* retrieve field */
   sr_val_t* val2 = 0;

   rc = sr_get_item(sess, val.xpath, &val2);
   printf("Retrieved: [%s]\n", val.data.string_val);

   sr_free_val(val2);

   CHECK_RC(rc, cleanup);

cleanup:
   sr_session_stop(sess);
   sr_disconnect(conn);
}
static void
cl_notif_priority_test(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;
    priority_t priority = {0};
    int rc = SR_ERR_OK;

    /* start session */
    rc = sr_session_start(conn, SR_DS_RUNNING, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "test-module", priority_zero_cb, &priority,
            0, SR_SUBSCR_DEFAULT, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "test-module", priority_two_cb, &priority,
            2, SR_SUBSCR_DEFAULT | SR_SUBSCR_CTX_REUSE, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "test-module", priority_one_cb, &priority,
            1, SR_SUBSCR_DEFAULT | SR_SUBSCR_CTX_REUSE, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_set_item(session, "/test-module:user[name='userA']", NULL, SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);


    /* timeout 10 sec */
    for (size_t i = 0; i < 1000; i++) {
        if (priority.count >= 3) break;
        usleep(10000); /* 10 ms */
    }

    assert_int_equal(priority.count, 3);
    assert_int_equal(2, priority.cb [0]);
    assert_int_equal(1, priority.cb [1]);
    assert_int_equal(0, priority.cb [2]);

    /* check that cb were called in correct order according to the priority */
    sr_unsubscribe(session, subscription);
    sr_session_stop(session);
}
int
main(int argc, char **argv)
{
    sr_conn_ctx_t *conn = NULL;
    sr_session_ctx_t *sess = NULL;
    sr_val_t *value = NULL;
    sr_val_iter_t *iter = NULL;
    int rc = SR_ERR_OK;

    /* connect to sysrepo */
    rc = sr_connect("app3", SR_CONN_DEFAULT, &conn);
    if (SR_ERR_OK != rc) {
        goto cleanup;
    }

    /* start session */
    rc = sr_session_start(conn, SR_DS_STARTUP, SR_SESS_DEFAULT, &sess);
    if (SR_ERR_OK != rc) {
        goto cleanup;
    }

    /* get all list instances with their content (recursive) */
    rc = sr_get_items_iter(sess, "/ietf-interfaces:interfaces/interface//*", &iter);
    if (SR_ERR_OK != rc) {
        goto cleanup;
    }

    while (SR_ERR_OK == sr_get_item_next(sess, iter, &value)){
        print_value(value);
        sr_free_val(value);
    }
    sr_free_val_iter(iter);

cleanup:
    if (NULL != sess) {
        sr_session_stop(sess);
    }
    if (NULL != conn) {
        sr_disconnect(conn);
    }
    return rc;
}
Exemple #9
0
int
main(int argc, char **argv)
{
    sr_conn_ctx_t *connection = NULL;
    sr_session_ctx_t *session = NULL;
    int rc = SR_ERR_OK;

    /* connect to sysrepo */
    rc = sr_connect("example_application", SR_CONN_DEFAULT, &connection);
    if (SR_ERR_OK != rc) {
        fprintf(stderr, "Error by sr_connect: %s\n", sr_strerror(rc));
        goto cleanup;
    }

    /* start session */
    rc = sr_session_start(connection, SR_DS_RUNNING, SR_SESS_DEFAULT, &session);
    if (SR_ERR_OK != rc) {
        fprintf(stderr, "Error by sr_session_start: %s\n", sr_strerror(rc));
        goto cleanup;
    }

    if (1 == argc) {
        /* run as a RPC handler */
        printf("This application will be an RPC handler for 'run-until' operation of 'turing-machine'.\n");
        printf("Run the same executable (or rpc_example) with one (any) argument to execute the RPC.\n");
        rc = rpc_handler(session);
    } else {
        /* run as a RPC caller */
        printf("Executing RPC 'run-until' of 'turing-machine':\n");
        rc = rpc_caller(session);
    }

cleanup:
    if (NULL != session) {
        sr_session_stop(session);
    }
    if (NULL != connection) {
        sr_disconnect(connection);
    }
    return rc;
}
Exemple #10
0
/**
 * @brief Main routine of the sysrepo configuration tool.
 */
int
main(int argc, char* argv[])
{
    int c = 0;
    srcfg_operation_t operation = SRCFG_OP_EDIT;
    char *module_name = NULL, *datastore_name = "running";
    char *format_name = "xml", *editor = NULL;
    char *filepath = NULL;
    srcfg_datastore_t datastore = SRCFG_STORE_RUNNING;
    LYD_FORMAT format = LYD_XML;
    bool enabled = false, keep = false, permanent = false;
    int log_level = -1;
    char local_schema_search_dir[PATH_MAX] = { 0, };
    int rc = SR_ERR_OK;

    struct option longopts[] = {
       { "help",      no_argument,       NULL, 'h' },
       { "version",   no_argument,       NULL, 'v' },
       { "datastore", required_argument, NULL, 'd' },
       { "format",    required_argument, NULL, 'f' },
       { "editor",    required_argument, NULL, 'e' },
       { "import",    optional_argument, NULL, 'i' },
       { "export",    optional_argument, NULL, 'x' },
       { "keep",      no_argument,       NULL, 'k' },
       { "permanent", no_argument,       NULL, 'p' },
       { "level",     required_argument, NULL, 'l' },
       { 0, 0, 0, 0 }
    };

    /* read mandatory <module_name> argument */
    if (1 < argc && '-' != argv[argc-1][0]) {
        module_name = argv[argc-1];
        --argc;
    }

    /* parse options */
    while ((c = getopt_long(argc, argv, ":hvd:f:e:i:x:kpl:0:", longopts, NULL)) != -1) {
        switch (c) {
            case 'h':
                srcfg_print_help();
                goto terminate;
                break;
            case 'v':
                srcfg_print_version();
                goto terminate;
                break;
            case 'd':
                if (NULL != optarg) {
                    datastore_name = optarg;
                }
                break;
            case 'f':
                if (NULL != optarg) {
                    format_name = optarg;
                }
                break;
            case 'e':
                editor = optarg;
                break;
            case 'i':
                operation = SRCFG_OP_IMPORT;
                if (NULL != optarg && 0 != strcmp("-", optarg)) {
                    filepath = optarg;
                }
                break;
            case 'x':
                operation = SRCFG_OP_EXPORT;
                if (NULL != optarg && 0 != strcmp("-", optarg)) {
                    filepath = optarg;
                }
                break;
            case 'k':
                keep = true;
                break;
            case 'p':
                permanent = true;
                break;
            case 'l':
                log_level = atoi(optarg);
                break;
            case '0':
                /* 'hidden' option - custom repository location */
                if (NULL != optarg) {
                    strncpy(local_schema_search_dir, optarg, PATH_MAX - 6);
                    strcat(local_schema_search_dir, "/yang/");
                    srcfg_schema_search_dir = local_schema_search_dir;
                    srcfg_custom_repository = true;
                }
                break;
            case ':':
                /* missing option argument */
                switch (optopt) {
                    case 'i':
                        operation = SRCFG_OP_IMPORT;
                        break;
                    case 'x':
                        operation = SRCFG_OP_EXPORT;
                        break;
                    default:
                        fprintf(stderr, "%s: option `-%c' requires an argument\n", argv[0], optopt);
                        rc = SR_ERR_INVAL_ARG;
                        goto terminate;
                }
                break;
            case '?':
            default:
                /* invalid option */
                fprintf(stderr, "%s: option `-%c' is invalid. Exiting.\n", argv[0], optopt);
                rc = SR_ERR_INVAL_ARG;
                goto terminate;
        }
    }

    /* check argument values */
    /*  -> module */
    if (NULL == module_name) {
        fprintf(stderr, "%s: Module name is not specified.\n", argv[0]);
        rc = SR_ERR_INVAL_ARG;
        goto terminate;
    }
    /*  -> format */
    if (strcasecmp("xml", format_name) == 0) {
        format = LYD_XML;
    } else if (strcasecmp("json", format_name) == 0) {
        format = LYD_JSON;
    } else {
        fprintf(stderr, "%s: Unsupported data format (xml and json are supported).\n", argv[0]);
        rc = SR_ERR_INVAL_ARG;
        goto terminate;
    }
    /*  -> datastore */
    if (strcasecmp("startup", datastore_name) == 0) {
        datastore = SRCFG_STORE_STARTUP;
    } else if (strcasecmp("running", datastore_name) == 0) {
        datastore = SRCFG_STORE_RUNNING;
    } else {
        fprintf(stderr, "%s: Invalid datastore specified (select either \"running\" or \"startup\").\n", argv[0]);
        rc = SR_ERR_INVAL_ARG;
        goto terminate;
    }
    /*  -> find default editor if none specified */
    if (NULL == editor && SRCFG_OP_EDIT == operation) {
        editor = getenv("VISUAL");
        if (NULL == editor) {
            editor = getenv("EDITOR");
        }
        if (NULL == editor) {
            fprintf(stderr, "%s: Preferred text editor is not specified (select using the -e/--editor option).\n", argv[0]);
            rc = SR_ERR_INVAL_ARG;
            goto terminate;
        }
    }

    /* set log levels */
    sr_log_stderr(SR_LL_ERR);
    sr_log_syslog(SR_LL_NONE);
    if ((log_level >= SR_LL_NONE) && (log_level <= SR_LL_DBG)) {
        sr_log_stderr(log_level);
    }

    /* connect to sysrepo */
    rc = sr_connect("sysrepocfg", SR_CONN_DEFAULT, &srcfg_connection);
    if (SR_ERR_OK == rc) {
        rc = sr_session_start(srcfg_connection, datastore == SRCFG_STORE_RUNNING ? SR_DS_RUNNING : SR_DS_STARTUP,
                              SR_SESS_DEFAULT, &srcfg_session);
    }
    if (SRCFG_STORE_RUNNING == datastore) {
        rc = sr_check_enabled_running(srcfg_session, module_name, &enabled);
        if (SR_ERR_OK == rc && !enabled) {
            printf("Cannot operate on the running datastore as there are no active subscriptions.\n"
                   "Cancelling the operation.\n");
            rc = SR_ERR_INTERNAL;
            goto terminate;
        }
    }
    if (SR_ERR_OK != rc) {
        srcfg_report_error(rc);
        printf("Unable to connect to sysrepo. Cancelling the operation.\n");
        goto terminate;
    }

    /* call selected operation */
    switch (operation) {
        case SRCFG_OP_EDIT:
            rc = srcfg_edit_operation(module_name, datastore, format, editor, keep, permanent);
            break;
        case SRCFG_OP_IMPORT:
            rc = srcfg_import_operation(module_name, datastore, filepath, format, permanent);
            break;
        case SRCFG_OP_EXPORT:
            rc = srcfg_export_operation(module_name, filepath, format);
            break;
    }

terminate:
    if (NULL != srcfg_session) {
        sr_session_stop(srcfg_session);
    }
    if (NULL != srcfg_connection) {
        sr_disconnect(srcfg_connection);
    }

    return (SR_ERR_OK == rc) ? EXIT_SUCCESS : EXIT_FAILURE;
}
int main(int argc, char **argv){
   sigset_t mask, oldmask;
   /* Set up the mask of signals to temporarily block. */
   sigemptyset (&mask);
   sigaddset (&mask, SIGUSR1);
   sigprocmask (SIG_BLOCK, &mask, &oldmask);
   printf("Pid: %d\n", getpid());
   signal(SIGUSR1, sig_handler);

    
   sr_conn_ctx_t *connection = NULL;
   sr_session_ctx_t *session = NULL;
   sr_subscription_ctx_t *subscription = NULL;
   int rc = SR_ERR_OK;

   sr_log_stderr(SR_LL_DBG);

   /* connect to sysrepo */
   rc = sr_connect("example_application", SR_CONN_DEFAULT, &connection);
   if (SR_ERR_OK != rc) {
       goto cleanup;
   }

   /* start session */
   rc = sr_session_start(connection, SR_DS_STARTUP, SR_SESS_DEFAULT, &session);
   if (SR_ERR_OK != rc) {
       goto cleanup;
   }

   /* read startup config */
   printf("\n\n ========== READING STARTUP CONFIG: ==========\n\n");

   /* subscribe for changes in running config */
   rc = sr_module_change_subscribe(session, "ietf-interfaces", module_change_cb, NULL,
           0, SR_SUBSCR_DEFAULT, &subscription);
   if (SR_ERR_OK != rc) {
       goto cleanup;
   }

   printf("\n\n ========== STARTUP CONFIG APPLIED AS RUNNING ==========\n\n");

   /* Wait for a signal to arrive. */
   while (!usr_interrupt) {
      sigsuspend (&oldmask);
   }  

   sigprocmask (SIG_UNBLOCK, &mask, NULL);
   printf("Signal received\n");

cleanup:
    if (NULL != subscription) {
        sr_unsubscribe(session, subscription);
    }
    if (NULL != session) {
        sr_session_stop(session);
    }
    if (NULL != connection) {
        sr_disconnect(connection);
    }
    return rc;
   
}
Exemple #12
0
static void capture_run(GtkAction *action, GObject *parent)
{
	(void)action;

	struct sr_dev *dev = g_object_get_data(G_OBJECT(parent), "dev");
	GtkEntry *timesamples = g_object_get_data(parent, "timesamples");
	GtkComboBox *timeunit = g_object_get_data(parent, "timeunit");
	gint i = gtk_combo_box_get_active(timeunit);
	guint64 time_msec = 0;
	guint64 limit_samples = 0;
	
	switch (i) {
	case 0: /* Samples */
		sr_parse_sizestring(gtk_entry_get_text(timesamples), 
				&limit_samples);
		break;
	case 1: /* Milliseconds */
		time_msec = strtoull(gtk_entry_get_text(timesamples), NULL, 10);
		break;
	case 2: /* Seconds */
		time_msec = strtoull(gtk_entry_get_text(timesamples), NULL, 10)
				* 1000;
		break;
	}

	if (time_msec) {
		if (sr_driver_hwcap_exists(dev->driver, SR_HWCAP_LIMIT_MSEC)) {
			if (dev->driver->dev_config_set(dev->driver_index,
							SR_HWCAP_LIMIT_MSEC,
							&time_msec) != SR_OK) {
				g_critical("Failed to configure time limit.");
				sr_session_destroy();
				return;
			}
		} else {
			/* time limit set, but device doesn't support this...
			 * convert to samples based on the samplerate.
			 */
			limit_samples = 0;
			if (sr_dev_has_hwcap(dev, SR_HWCAP_SAMPLERATE)) {
				guint64 tmp_u64;
				tmp_u64 = *((uint64_t *)dev->driver->dev_info_get(
							dev->driver_index,
							SR_DI_CUR_SAMPLERATE));
				limit_samples = tmp_u64 * time_msec / (uint64_t) 1000;
			}
			if (limit_samples == 0) {
				g_critical("Not enough time at this samplerate.");
				return;
			}

			if (dev->driver->dev_config_set(dev->driver_index,
						SR_HWCAP_LIMIT_SAMPLES,
						&limit_samples) != SR_OK) {
				g_critical("Failed to configure time-based sample limit.");
				return;
			}
		}
	}
	if (limit_samples) {
		if (dev->driver->dev_config_set(dev->driver_index,
						SR_HWCAP_LIMIT_SAMPLES,
						&limit_samples) != SR_OK) {
			g_critical("Failed to configure sample limit.");
			return;
		}
	}

	if (dev->driver->dev_config_set(dev->driver_index,
	    SR_HWCAP_PROBECONFIG, (char *)dev->probes) != SR_OK) {
		printf("Failed to configure probes.\n");
		sr_session_destroy();
		return;
	}

	if (sr_session_start() != SR_OK) {
		g_critical("Failed to start session.");
		return;
	}

	sr_session_run();
}
Exemple #13
0
void DevInst::start()
{
	if (sr_session_start() != SR_OK)
		throw tr("Failed to start session.");
}
Exemple #14
0
void run_session(void)
{
	GSList *devices;
	GHashTable *devargs;
	GVariant *gvar;
	struct sr_dev_inst *sdi;
	uint64_t min_samples, max_samples;

	devices = device_scan();
	if (!devices) {
		g_critical("No devices found.");
		return;
	}
	if (g_slist_length(devices) > 1) {
		g_critical("sigrok-cli only supports one device for capturing.");
		return;
	}
	sdi = devices->data;

	sr_session_new();
	sr_session_datafeed_callback_add(datafeed_in, NULL);

	if (sr_dev_open(sdi) != SR_OK) {
		g_critical("Failed to open device.");
		return;
	}

	if (sr_session_dev_add(sdi) != SR_OK) {
		g_critical("Failed to add device to session.");
		sr_session_destroy();
		return;
	}

	if (opt_config) {
		if ((devargs = parse_generic_arg(opt_config, FALSE))) {
			if (set_dev_options(sdi, devargs) != SR_OK)
				return;
			g_hash_table_destroy(devargs);
		}
	}

	if (select_channels(sdi) != SR_OK) {
		g_critical("Failed to set channels.");
		sr_session_destroy();
		return;
	}

	if (opt_triggers) {
		if (!parse_triggerstring(sdi, opt_triggers)) {
			sr_session_destroy();
			return;
		}
	}

	if (opt_continuous) {
		if (!sr_dev_has_option(sdi, SR_CONF_CONTINUOUS)) {
			g_critical("This device does not support continuous sampling.");
			sr_session_destroy();
			return;
		}
	}

	if (opt_time) {
		if (set_limit_time(sdi) != SR_OK) {
			sr_session_destroy();
			return;
		}
	}

	if (opt_samples) {
		if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)) {
			g_critical("Invalid sample limit '%s'.", opt_samples);
			sr_session_destroy();
			return;
		}
		if (sr_config_list(sdi->driver, sdi, NULL,
				SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK) {
			/* The device has no compression, or compression is turned
			 * off, and publishes its sample memory size. */
			g_variant_get(gvar, "(tt)", &min_samples, &max_samples);
			g_variant_unref(gvar);
			if (limit_samples < min_samples) {
				g_critical("The device stores at least %"PRIu64
						" samples with the current settings.", min_samples);
			}
			if (limit_samples > max_samples) {
				g_critical("The device can store only %"PRIu64
						" samples with the current settings.", max_samples);
			}
		}
		gvar = g_variant_new_uint64(limit_samples);
		if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) {
			g_critical("Failed to configure sample limit.");
			sr_session_destroy();
			return;
		}
	}

	if (opt_frames) {
		if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)) {
			g_critical("Invalid sample limit '%s'.", opt_samples);
			sr_session_destroy();
			return;
		}
		gvar = g_variant_new_uint64(limit_frames);
		if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_FRAMES, gvar) != SR_OK) {
			g_critical("Failed to configure frame limit.");
			sr_session_destroy();
			return;
		}
	}

	if (sr_session_start() != SR_OK) {
		g_critical("Failed to start session.");
		sr_session_destroy();
		return;
	}

	if (opt_continuous)
		add_anykey();

	sr_session_run();

	if (opt_continuous)
		clear_anykey();

	sr_session_datafeed_callback_remove_all();
	sr_session_destroy();
	g_slist_free(devices);

}
Exemple #15
0
static void
cl_fd_poll_test(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;

    sr_fd_change_t *fd_change_set = NULL;
    size_t fd_change_set_cnt = 0;
    int init_fd = 0;
    int ret = 0, rc = SR_ERR_OK;
    bool callback_called = false;

    /* init app-local watcher */
    rc = sr_fd_watcher_init(&init_fd);
    assert_int_equal(rc, SR_ERR_OK);

    poll_fd_set[0].fd = init_fd;
    poll_fd_set[0].events = POLLIN;
    poll_fd_cnt = 1;

    /* start session */
    rc = sr_session_start(conn, SR_DS_CANDIDATE, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    /* subscribe for changes */
    rc = sr_module_change_subscribe(session, "example-module", module_change_cb, &callback_called, 0,
            SR_SUBSCR_DEFAULT | SR_SUBSCR_APPLY_ONLY, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    /* create the list instance */
    rc = sr_set_item(session, "/example-module:container/list[key1='123'][key2='456']", NULL, SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    /* commit changes */
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    do {
        ret = poll(poll_fd_set, poll_fd_cnt, -1);
        assert_int_not_equal(ret, -1);

        for (size_t i = 0; i < poll_fd_cnt; i++) {
            assert_false((poll_fd_set[i].revents & POLLERR) || (poll_fd_set[i].revents & POLLHUP) || (poll_fd_set[i].revents & POLLNVAL));

            if (poll_fd_set[i].revents & POLLIN) {
                rc = sr_fd_event_process(poll_fd_set[i].fd, SR_FD_INPUT_READY, &fd_change_set, &fd_change_set_cnt);
                assert_int_equal(rc, SR_ERR_OK);
                cl_fd_change_set_process(fd_change_set, fd_change_set_cnt);
                free(fd_change_set);
                fd_change_set = NULL;
                fd_change_set_cnt = 0;
            }
            if (poll_fd_set[i].revents & POLLOUT) {
                rc = sr_fd_event_process(poll_fd_set[i].fd, SR_FD_OUTPUT_READY, &fd_change_set, &fd_change_set_cnt);
                assert_int_equal(rc, SR_ERR_OK);
                cl_fd_change_set_process(fd_change_set, fd_change_set_cnt);
                free(fd_change_set);
                fd_change_set = NULL;
                fd_change_set_cnt = 0;
            }
        }
    } while ((SR_ERR_OK == rc) && !callback_called);

    /* unsubscribe after callback has been called */
    rc = sr_unsubscribe(session, subscription);
    assert_int_equal(rc, SR_ERR_OK);
    callback_called = false;

    /* stop the session */
    rc = sr_session_stop(session);
    assert_int_equal(rc, SR_ERR_OK);

    /* cleanup app-local watcher */
    sr_fd_watcher_cleanup();
}
Exemple #16
0
void MainWindow::on_action_Get_samples_triggered()
{
	uint64_t samplerate;
	QString s;
	GSList *devs = NULL;
	int opt_dev;
	struct sr_dev *dev;
	QComboBox *n = ui->comboBoxNumSamples;

	opt_dev = 0; /* FIXME */

	/*
	 * The number of samples to get is a drop-down list, but you can also
	 * manually enter a value. If the latter, we have to get the value from
	 * the lineEdit object, otherwise via itemData() and the list index.
	 */
	if (n->lineEdit() != NULL) {
		limit_samples = n->lineEdit()->text().toLongLong();
	} else {
		limit_samples = n->itemData(n->currentIndex()).toLongLong();
	}

	samplerate = ui->comboBoxSampleRate->itemData(
		ui->comboBoxSampleRate->currentIndex()).toLongLong();

	/* TODO: Sanity checks. */

	/* TODO: Assumes unitsize == 1. */
	if (!(sample_buffer = (uint8_t *)malloc(limit_samples))) {
		/* TODO: Error handling. */
		return;
	}

	sr_session_new();
	sr_session_datafeed_callback_add(datafeed_in);

	devs = sr_dev_list();

	dev = (struct sr_dev *)g_slist_nth_data(devs, opt_dev);

	/* Set the number of samples we want to get from the device. */
	if (dev->driver->dev_config_set(dev->driver_index,
	    SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK) {
		qDebug("Failed to set sample limit.");
		sr_session_destroy();
		return;
	}

	if (sr_session_dev_add(dev) != SR_OK) {
		qDebug("Failed to use device.");
		sr_session_destroy();
		return;
	}

	/* Set the samplerate. */
	if (dev->driver->dev_config_set(dev->driver_index,
	    SR_HWCAP_SAMPLERATE, &samplerate) != SR_OK) {
		qDebug("Failed to set samplerate.");
		sr_session_destroy();
		return;
	};

	if (dev->driver->dev_config_set(dev->driver_index,
	    SR_HWCAP_PROBECONFIG, (char *)dev->probes) != SR_OK) {
		qDebug("Failed to configure probes.");
		sr_session_destroy();
		return;
	}

	if (sr_session_start() != SR_OK) {
		qDebug("Failed to start session.");
		sr_session_destroy();
		return;
	}

	progress = new QProgressDialog("Getting samples from logic analyzer...",
				       "Abort", 0, limit_samples, this);
	progress->setWindowModality(Qt::WindowModal);
	progress->setMinimumDuration(100);

	sr_session_run();

	sr_session_stop();
	sr_session_destroy();

	for (int i = 0; i < getNumChannels(); ++i) {
		channelForms[i]->setNumSamples(limit_samples);
		// channelForms[i]->setSampleStart(0);
		// channelForms[i]->setSampleEnd(limit_samples);

		/* If any of the scale factors change, update all of them.. */
		connect(channelForms[i], SIGNAL(scaleFactorChanged(float)),
		        w, SLOT(updateScaleFactors(float)));

		channelForms[i]->generatePainterPath();
		// channelForms[i]->update();
	}

	setNumSamples(limit_samples);
	
	/* Enable the relevant labels/buttons. */
	ui->labelSampleStart->setEnabled(true);
	ui->labelSampleEnd->setEnabled(true);
	ui->labelScaleFactor->setEnabled(true);
	ui->action_Save_as->setEnabled(true);

	// sr_hw_get_samples_shutdown(&ctx, 1000);
}
Exemple #17
0
/**
 * @brief Main routine of the sysrepo daemon.
 */
int
main(int argc, char* argv[])
{
    sr_pd_ctx_t ctx = { 0, };
    pid_t parent_pid = 0;
    int pidfile_fd = -1;
    int c = 0;
    bool debug_mode = false;
    int log_level = -1;
    int rc = SR_ERR_OK;

    while ((c = getopt (argc, argv, "hvdDl:")) != -1) {
        switch (c) {
            case 'v':
                sr_pd_print_version();
                return 0;
                break;
            case 'd':
                debug_mode = true;
                break;
            case 'D':
                connect_options |= SR_CONN_DAEMON_START;
                break;
            case 'l':
                log_level = atoi(optarg);
                break;
            default:
                sr_pd_print_help();
                return 0;
        }
    }

    /* init logger */
    sr_logger_init("sysrepo-plugind");

    /* daemonize the process */
    parent_pid = sr_daemonize(debug_mode, log_level, SR_PLUGIN_DAEMON_PID_FILE, &pidfile_fd);

    SR_LOG_DBG_MSG("Sysrepo plugin daemon initialization started.");

    /* init the event loop */
    ctx.event_loop = ev_loop_new(EVFLAG_AUTO);

    /* init signal watchers */
    ev_signal_init(&ctx.signal_watcher[0], sr_pd_signal_cb, SIGTERM);
    ev_signal_start(ctx.event_loop, &ctx.signal_watcher[0]);
    ev_signal_init(&ctx.signal_watcher[1], sr_pd_signal_cb, SIGINT);
    ev_signal_start(ctx.event_loop, &ctx.signal_watcher[1]);

    /* init timers */
    ev_timer_init(&ctx.health_check_timer, sr_pd_health_check_timer_cb, SR_PLUGIN_HEALTH_CHECK_TIMEOUT,
            SR_PLUGIN_HEALTH_CHECK_TIMEOUT);
    ctx.health_check_timer.data = &ctx;
    ev_timer_init(&ctx.init_retry_timer, sr_pd_init_retry_timer_cb, SR_PLUGIN_INIT_RETRY_TIMEOUT, SR_PLUGIN_INIT_RETRY_TIMEOUT);
    ctx.init_retry_timer.data = &ctx;

    /* connect to sysrepo */
    rc = sr_connect("sysrepo-plugind", connect_options, &ctx.connection);
    CHECK_RC_LOG_GOTO(rc, cleanup, "Unable to connect to sysrepod: %s", sr_strerror(rc));

    /* start the session */
    rc = sr_session_start(ctx.connection, SR_DS_STARTUP, SR_SESS_DEFAULT, &ctx.session);
    CHECK_RC_LOG_GOTO(rc, cleanup, "Unable to connect to sysrepo: %s", sr_strerror(rc));

    /* tell the parent process that we are okay */
    if (!debug_mode) {
        sr_daemonize_signal_success(parent_pid);
    }

    /* load the plugins */
    rc = sr_pd_load_plugins(&ctx);

    SR_LOG_INF_MSG("Sysrepo plugin daemon initialized successfully.");

    /* start health check timer */
    ev_timer_start(ctx.event_loop, &ctx.health_check_timer);

    /* run the event loop */
    ev_run(ctx.event_loop, 0);

    ev_loop_destroy(ctx.event_loop);

    /* check whether the session is still valid & reconnect if needed */
    sr_pd_session_check(&ctx);

cleanup:
    sr_pd_cleanup_plugins(&ctx);

    if (NULL != ctx.session) {
        sr_session_stop(ctx.session);
    }
    if (NULL != ctx.connection) {
        sr_disconnect(ctx.connection);
    }

    SR_LOG_INF_MSG("Sysrepo plugin daemon terminated.");
    sr_logger_cleanup();

    unlink(SR_PLUGIN_DAEMON_PID_FILE);
    if (-1 != pidfile_fd) {
        close(pidfile_fd);
    }

    exit((SR_ERR_OK == rc) ? EXIT_SUCCESS : EXIT_FAILURE);
}
Exemple #18
0
static void run_session(void)
{
	struct sr_dev *dev;
	GHashTable *devargs;
	int num_devs, max_probes, i;
	uint64_t time_msec;
	char **probelist, *devspec;

	devargs = NULL;
	if (opt_dev) {
		devargs = parse_generic_arg(opt_dev);
		devspec = g_hash_table_lookup(devargs, "sigrok_key");
		dev = parse_devstring(devspec);
		if (!dev) {
			g_critical("Device not found.");
			return;
		}
		g_hash_table_remove(devargs, "sigrok_key");
	} else {
		num_devs = num_real_devs();
		if (num_devs == 1) {
			/* No device specified, but there is only one. */
			devargs = NULL;
			dev = parse_devstring("0");
		} else if (num_devs == 0) {
			g_critical("No devices found.");
			return;
		} else {
			g_critical("%d devices found, please select one.", num_devs);
			return;
		}
	}

	sr_session_new();
	sr_session_datafeed_callback_add(datafeed_in);

	if (sr_session_dev_add(dev) != SR_OK) {
		g_critical("Failed to use device.");
		sr_session_destroy();
		return;
	}

	if (devargs) {
		if (set_dev_options(dev, devargs) != SR_OK) {
			sr_session_destroy();
			return;
		}
		g_hash_table_destroy(devargs);
	}

	if (select_probes(dev) != SR_OK)
            return;

	if (opt_continuous) {
		if (!sr_driver_hwcap_exists(dev->driver, SR_HWCAP_CONTINUOUS)) {
			g_critical("This device does not support continuous sampling.");
			sr_session_destroy();
			return;
		}
	}

	if (opt_triggers) {
		probelist = sr_parse_triggerstring(dev, opt_triggers);
		if (!probelist) {
			sr_session_destroy();
			return;
		}

		max_probes = g_slist_length(dev->probes);
		for (i = 0; i < max_probes; i++) {
			if (probelist[i]) {
				sr_dev_trigger_set(dev, i + 1, probelist[i]);
				g_free(probelist[i]);
			}
		}
		g_free(probelist);
	}

	if (opt_time) {
		time_msec = sr_parse_timestring(opt_time);
		if (time_msec == 0) {
			g_critical("Invalid time '%s'", opt_time);
			sr_session_destroy();
			return;
		}

		if (sr_driver_hwcap_exists(dev->driver, SR_HWCAP_LIMIT_MSEC)) {
			if (dev->driver->dev_config_set(dev->driver_index,
			    SR_HWCAP_LIMIT_MSEC, &time_msec) != SR_OK) {
				g_critical("Failed to configure time limit.");
				sr_session_destroy();
				return;
			}
		}
		else {
			/* time limit set, but device doesn't support this...
			 * convert to samples based on the samplerate.
			 */
			limit_samples = 0;
			if (sr_dev_has_hwcap(dev, SR_HWCAP_SAMPLERATE)) {
				const uint64_t *samplerate;

				sr_dev_info_get(dev, SR_DI_CUR_SAMPLERATE,
						(const void **)&samplerate);
				limit_samples = (*samplerate) * time_msec / (uint64_t)1000;
			}
			if (limit_samples == 0) {
				g_critical("Not enough time at this samplerate.");
				sr_session_destroy();
				return;
			}

			if (dev->driver->dev_config_set(dev->driver_index,
			    SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK) {
				g_critical("Failed to configure time-based sample limit.");
				sr_session_destroy();
				return;
			}
		}
	}

	if (opt_samples) {
		if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)
			|| (dev->driver->dev_config_set(dev->driver_index,
			    SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK)) {
			g_critical("Failed to configure sample limit.");
			sr_session_destroy();
			return;
		}
	}

	if (opt_frames) {
		if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)
			|| (dev->driver->dev_config_set(dev->driver_index,
			    SR_HWCAP_LIMIT_FRAMES, &limit_frames) != SR_OK)) {
			printf("Failed to configure frame limit.\n");
			sr_session_destroy();
			return;
		}
	}

	if (dev->driver->dev_config_set(dev->driver_index,
		  SR_HWCAP_PROBECONFIG, (char *)dev->probes) != SR_OK) {
		g_critical("Failed to configure probes.");
		sr_session_destroy();
		return;
	}

	if (sr_session_start() != SR_OK) {
		g_critical("Failed to start session.");
		sr_session_destroy();
		return;
	}

	if (opt_continuous)
		add_anykey();

	sr_session_run();

	if (opt_continuous)
		clear_anykey();

	if (opt_output_file && default_output_format) {
		if (sr_session_save(opt_output_file) != SR_OK)
			g_critical("Failed to save session.");
	}
	sr_session_destroy();
}
static void
cl_children_subscription_test(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;
    changes_t changes = {.mutex = PTHREAD_MUTEX_INITIALIZER, .cv = PTHREAD_COND_INITIALIZER, 0};
    struct timespec ts;
    int rc = SR_ERR_OK;

    /* start session */
    rc = sr_session_start(conn, SR_DS_RUNNING, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_subtree_change_subscribe(session, "/example-module:container/list/leaf", subtree_example_change_cb, &changes,
            0, SR_SUBSCR_DEFAULT, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    /* delete the parent of the subscribed node */
    rc = sr_delete_item(session, "/example-module:*", SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    pthread_mutex_lock(&changes.mutex);
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    sr_clock_get_time(CLOCK_REALTIME, &ts);
    ts.tv_sec += COND_WAIT_SEC;
    pthread_cond_timedwait(&changes.cv, &changes.mutex, &ts);

    assert_int_equal(changes.cnt, 5);
    for (int i= 0; i < changes.cnt; i++) {
        assert_int_equal(changes.oper[i], SR_OP_DELETED);
    }
    assert_string_equal("/example-module:container", changes.old_values[0]->xpath);
    assert_string_equal("/example-module:container/list[key1='key1'][key2='key2']", changes.old_values[1]->xpath);
    assert_string_equal("/example-module:container/list[key1='key1'][key2='key2']/key1", changes.old_values[2]->xpath);
    assert_string_equal("/example-module:container/list[key1='key1'][key2='key2']/key2", changes.old_values[3]->xpath);
    assert_string_equal("/example-module:container/list[key1='key1'][key2='key2']/leaf", changes.old_values[4]->xpath);

    for (size_t i = 0; i < changes.cnt; i++) {
        sr_free_val(changes.new_values[i]);
        sr_free_val(changes.old_values[i]);
    }

    pthread_mutex_unlock(&changes.mutex);

    /* check that cb were called in correct order according to the priority */
    sr_unsubscribe(session, subscription);
    sr_session_stop(session);
}

int
main()
{
    const struct CMUnitTest tests[] = {
        cmocka_unit_test_setup_teardown(cl_get_changes_create_test, sysrepo_setup, sysrepo_teardown),
        cmocka_unit_test_setup_teardown(cl_get_changes_modified_test, sysrepo_setup, sysrepo_teardown),
        cmocka_unit_test_setup_teardown(cl_get_changes_deleted_test, sysrepo_setup, sysrepo_teardown),
        cmocka_unit_test_setup_teardown(cl_get_changes_moved_test, sysrepo_setup, sysrepo_teardown),
        cmocka_unit_test_setup_teardown(cl_notif_priority_test, sysrepo_setup, sysrepo_teardown),
        cmocka_unit_test_setup_teardown(cl_whole_module_changes, sysrepo_setup, sysrepo_teardown),
        cmocka_unit_test_setup_teardown(cl_invalid_xpath_test, sysrepo_setup, sysrepo_teardown),
        cmocka_unit_test_setup_teardown(cl_children_subscription_test, sysrepo_setup, sysrepo_teardown),
    };

    return cmocka_run_group_tests(tests, NULL, NULL);
}
static void
cl_invalid_xpath_test(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;
    changes_t changes = {.mutex = PTHREAD_MUTEX_INITIALIZER, .cv = PTHREAD_COND_INITIALIZER, 0};
    struct timespec ts;
    int rc = SR_ERR_OK;

    /* start session */
    rc = sr_session_start(conn, SR_DS_RUNNING, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "test-module", cl_invalid_change_xpath_cb, &changes,
            0, SR_SUBSCR_DEFAULT, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    sr_val_t v = {0};
    v.type = SR_UINT8_T;
    v.data.uint8_val = 19;

    rc = sr_set_item(session, "/test-module:main/ui8", &v, SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    pthread_mutex_lock(&changes.mutex);
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    sr_clock_get_time(CLOCK_REALTIME, &ts);
    ts.tv_sec += COND_WAIT_SEC;
    pthread_cond_timedwait(&changes.cv, &changes.mutex, &ts);

    pthread_mutex_unlock(&changes.mutex);

    /* check that cb were called in correct order according to the priority */
    sr_unsubscribe(session, subscription);
    sr_session_stop(session);
}

int subtree_example_change_cb(sr_session_ctx_t *session, const char *xpath,
        sr_notif_event_t event, void *private_ctx) {
        changes_t *ch = (changes_t *) private_ctx;
    sr_change_iter_t *it = NULL;
    int rc = SR_ERR_OK;

    pthread_mutex_lock(&ch->mutex);

    rc = sr_get_changes_iter(session, "/example-module:*" , &it);
    puts("Iteration over changes started");
    if (SR_ERR_OK != rc) {
        puts("sr get changes iter failed");
        goto cleanup;
    }
    ch->cnt = 0;
    while (ch->cnt < MAX_CHANGE) {
        rc = sr_get_change_next(session, it,
                &ch->oper[ch->cnt],
                &ch->old_values[ch->cnt],
                &ch->new_values[ch->cnt]);
        if (SR_ERR_OK != rc) {
            break;
        }
        ch->cnt++;
    }

cleanup:
    sr_free_change_iter(it);
    pthread_cond_signal(&ch->cv);
    pthread_mutex_unlock(&ch->mutex);
    return SR_ERR_OK;
}
static void
cl_whole_module_changes(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;
    changes_t changes = {.mutex = PTHREAD_MUTEX_INITIALIZER, .cv = PTHREAD_COND_INITIALIZER, 0};
    struct timespec ts;
    int rc = SR_ERR_OK;

    /* start session */
    rc = sr_session_start(conn, SR_DS_RUNNING, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "test-module", cl_whole_module_cb, &changes,
            0, SR_SUBSCR_DEFAULT, &subscription);
    assert_int_equal(rc, SR_ERR_OK);


    sr_val_t v = {0};
    v.type = SR_UINT8_T;
    v.data.uint8_val = 19;

    rc = sr_set_item(session, "/test-module:main/ui8", &v, SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_set_item(session, "/test-module:user[name='userA']", NULL, SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    pthread_mutex_lock(&changes.mutex);
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    sr_clock_get_time(CLOCK_REALTIME, &ts);
    ts.tv_sec += COND_WAIT_SEC;
    pthread_cond_timedwait(&changes.cv, &changes.mutex, &ts);

    for (int i= 0; i < changes.cnt; i++) {
        if (NULL != changes.new_values[i]) {
            puts(changes.new_values[i]->xpath);
        }
    }
    assert_int_equal(changes.cnt, 4);

    assert_int_equal(changes.oper[0], SR_OP_MODIFIED);
    assert_non_null(changes.new_values[0]);
    assert_non_null(changes.old_values[0]);
    assert_string_equal("/test-module:main/ui8", changes.new_values[0]->xpath);

    assert_int_equal(changes.oper[1], SR_OP_CREATED);
    assert_non_null(changes.new_values[1]);
    assert_null(changes.old_values[1]);
    assert_string_equal("/test-module:user[name='userA']", changes.new_values[1]->xpath);

    assert_int_equal(changes.oper[2], SR_OP_CREATED);
    assert_non_null(changes.new_values[2]);
    assert_null(changes.old_values[2]);
    assert_string_equal("/test-module:user[name='userA']/name", changes.new_values[2]->xpath);

    assert_int_equal(changes.oper[3], SR_OP_MOVED);
    assert_non_null(changes.new_values[3]);
    assert_null(changes.old_values[3]);
    assert_string_equal("/test-module:user[name='userA']", changes.new_values[3]->xpath);

    for (size_t i = 0; i < changes.cnt; i++) {
        sr_free_val(changes.new_values[i]);
        sr_free_val(changes.old_values[i]);
    }
    pthread_mutex_unlock(&changes.mutex);

    /* check that cb were called in correct order according to the priority */
    sr_unsubscribe(session, subscription);
    sr_session_stop(session);
}

int
cl_invalid_change_xpath_cb(sr_session_ctx_t *session, const char *module_name, sr_notif_event_t ev, void *private_ctx)
{
    changes_t *ch = (changes_t *) private_ctx;
    sr_change_iter_t *it = NULL;
    int rc = SR_ERR_OK;

    pthread_mutex_lock(&ch->mutex);
    char change_path[50] = {0,};
    snprintf(change_path, 50, "/---ERR%s:*", module_name);

    rc = sr_get_changes_iter(session, change_path, &it);
    assert_int_not_equal(SR_ERR_OK, rc);

    snprintf(change_path, 50, "/%s:abcdefgh", module_name);
    rc = sr_get_changes_iter(session, change_path, &it);
    assert_int_not_equal(SR_ERR_OK, rc);

    pthread_cond_signal(&ch->cv);
    pthread_mutex_unlock(&ch->mutex);
    return SR_ERR_OK;
}
static void
cl_get_changes_create_test(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;
    changes_t changes = {.mutex = PTHREAD_MUTEX_INITIALIZER, .cv = PTHREAD_COND_INITIALIZER, 0};
    struct timespec ts;

    sr_val_t *val = NULL;
    const char *xpath = NULL;
    int rc = SR_ERR_OK;
    xpath = "/example-module:container/list[key1='abc'][key2='def']";

    /* start session */
    rc = sr_session_start(conn, SR_DS_CANDIDATE, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "example-module", list_changes_cb, &changes,
            0, SR_SUBSCR_DEFAULT, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    /* check the list presence in candidate */
    rc = sr_get_item(session, xpath, &val);
    assert_int_equal(rc, SR_ERR_NOT_FOUND);


    /* create the list instance */
    rc = sr_set_item(session, xpath, NULL, SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    /* save changes to running */
    pthread_mutex_lock(&changes.mutex);
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    sr_clock_get_time(CLOCK_REALTIME, &ts);
    ts.tv_sec += COND_WAIT_SEC;
    pthread_cond_timedwait(&changes.cv, &changes.mutex, &ts);

    assert_int_equal(changes.cnt, 3);
    assert_int_equal(changes.oper[0], SR_OP_CREATED);
    assert_non_null(changes.new_values[0]);
    assert_null(changes.old_values[0]);
    assert_string_equal(xpath, changes.new_values[0]->xpath);

    assert_int_equal(changes.oper[1], SR_OP_CREATED);
    assert_non_null(changes.new_values[1]);
    assert_null(changes.old_values[1]);
    assert_string_equal("/example-module:container/list[key1='abc'][key2='def']/key1", changes.new_values[1]->xpath);

    assert_int_equal(changes.oper[2], SR_OP_CREATED);
    assert_non_null(changes.new_values[2]);
    assert_null(changes.old_values[2]);
    assert_string_equal("/example-module:container/list[key1='abc'][key2='def']/key2", changes.new_values[2]->xpath);


    for (size_t i = 0; i < changes.cnt; i++) {
        sr_free_val(changes.new_values[i]);
        sr_free_val(changes.old_values[i]);
    }

    pthread_mutex_unlock(&changes.mutex);

    rc = sr_unsubscribe(NULL, subscription);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_session_stop(session);
    assert_int_equal(rc, SR_ERR_OK);
}

static void
cl_get_changes_modified_test(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;
    changes_t changes = {.mutex = PTHREAD_MUTEX_INITIALIZER, .cv = PTHREAD_COND_INITIALIZER, 0};
    struct timespec ts;

    sr_val_t *val = NULL;
    const char *xpath = NULL;
    int rc = SR_ERR_OK;
    xpath = "/example-module:container/list[key1='key1'][key2='key2']/leaf";

    /* start session */
    rc = sr_session_start(conn, SR_DS_CANDIDATE, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "example-module", list_changes_cb, &changes,
            0, SR_SUBSCR_DEFAULT, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    /* check the list presence in candidate */
    rc = sr_get_item(session, xpath, &val);
    assert_int_equal(rc, SR_ERR_OK);

    sr_val_t new_val = {0};
    new_val.type = SR_STRING_T;
    new_val.data.string_val = "abcdef";

    /* create the list instance */
    rc = sr_set_item(session, xpath, &new_val, SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    /* save changes to running */
    pthread_mutex_lock(&changes.mutex);
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    sr_clock_get_time(CLOCK_REALTIME, &ts);
    ts.tv_sec += COND_WAIT_SEC;
    pthread_cond_timedwait(&changes.cv, &changes.mutex, &ts);

    assert_int_equal(changes.cnt, 1);
    assert_int_equal(changes.oper[0], SR_OP_MODIFIED);
    assert_non_null(changes.new_values[0]);
    assert_non_null(changes.old_values[0]);
    assert_string_equal(val->data.string_val, changes.old_values[0]->data.string_val);
    assert_string_equal(new_val.data.string_val, changes.new_values[0]->data.string_val);

    for (size_t i = 0; i < changes.cnt; i++) {
        sr_free_val(changes.new_values[i]);
        sr_free_val(changes.old_values[i]);
    }

    sr_free_val(val);
    pthread_mutex_unlock(&changes.mutex);

    rc = sr_unsubscribe(NULL, subscription);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_session_stop(session);
    assert_int_equal(rc, SR_ERR_OK);
}

static void
cl_get_changes_deleted_test(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;
    changes_t changes = {.mutex = PTHREAD_MUTEX_INITIALIZER, .cv = PTHREAD_COND_INITIALIZER, 0};
    struct timespec ts;

    sr_val_t *val = NULL;
    const char *xpath = NULL;
    int rc = SR_ERR_OK;
    xpath = "/example-module:container";

    /* start session */
    rc = sr_session_start(conn, SR_DS_CANDIDATE, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "example-module", list_changes_cb, &changes,
            0, SR_SUBSCR_DEFAULT, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    /* check the list presence in candidate */
    rc = sr_get_item(session, xpath, &val);
    assert_int_equal(rc, SR_ERR_OK);
    sr_free_val(val);

    /* delete container */
    rc = sr_delete_item(session, xpath, SR_EDIT_DEFAULT);
    assert_int_equal(rc, SR_ERR_OK);

    /* save changes to running */
    pthread_mutex_lock(&changes.mutex);
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    sr_clock_get_time(CLOCK_REALTIME, &ts);
    ts.tv_sec += COND_WAIT_SEC;
    pthread_cond_timedwait(&changes.cv, &changes.mutex, &ts);

    assert_int_equal(changes.cnt, 5);
    assert_int_equal(changes.oper[0], SR_OP_DELETED);
    assert_null(changes.new_values[0]);
    assert_non_null(changes.old_values[0]);
    assert_string_equal(xpath, changes.old_values[0]->xpath);

    assert_int_equal(changes.oper[1], SR_OP_DELETED);
    assert_null(changes.new_values[1]);
    assert_non_null(changes.old_values[1]);
    assert_string_equal("/example-module:container/list[key1='key1'][key2='key2']", changes.old_values[1]->xpath);

    assert_int_equal(changes.oper[2], SR_OP_DELETED);
    assert_null(changes.new_values[2]);
    assert_non_null(changes.old_values[2]);
    assert_string_equal("/example-module:container/list[key1='key1'][key2='key2']/key1", changes.old_values[2]->xpath);

    assert_int_equal(changes.oper[3], SR_OP_DELETED);
    assert_null(changes.new_values[3]);
    assert_non_null(changes.old_values[3]);
    assert_string_equal("/example-module:container/list[key1='key1'][key2='key2']/key2", changes.old_values[3]->xpath);

    assert_int_equal(changes.oper[4], SR_OP_DELETED);
    assert_null(changes.new_values[4]);
    assert_non_null(changes.old_values[4]);
    assert_string_equal("/example-module:container/list[key1='key1'][key2='key2']/leaf", changes.old_values[4]->xpath);

    for (size_t i = 0; i < changes.cnt; i++) {
        sr_free_val(changes.new_values[i]);
        sr_free_val(changes.old_values[i]);
    }
    pthread_mutex_unlock(&changes.mutex);

    rc = sr_unsubscribe(NULL, subscription);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_session_stop(session);
    assert_int_equal(rc, SR_ERR_OK);
}

static void
cl_get_changes_moved_test(void **state)
{
    sr_conn_ctx_t *conn = *state;
    assert_non_null(conn);
    sr_session_ctx_t *session = NULL;
    sr_subscription_ctx_t *subscription = NULL;
    changes_t changes = {.mutex = PTHREAD_MUTEX_INITIALIZER, .cv = PTHREAD_COND_INITIALIZER, 0};
    struct timespec ts;

    const char *xpath = NULL;
    int rc = SR_ERR_OK;
    xpath = "/test-module:ordered-numbers";

    /* start session */
    rc = sr_session_start(conn, SR_DS_STARTUP, SR_SESS_DEFAULT, &session);
    assert_int_equal(rc, SR_ERR_OK);

    sr_val_t v = {0};
    v.type = SR_UINT8_T;
    v.data.uint8_val = 1;
    /* create user ordered leaf-list instance */
    rc = sr_set_item(session, xpath, &v, SR_EDIT_STRICT);
    assert_int_equal(rc, SR_ERR_OK);

    v.data.uint8_val = 2;
    rc = sr_set_item(session, xpath, &v, SR_EDIT_STRICT);
    assert_int_equal(rc, SR_ERR_OK);

    v.data.uint8_val = 3;
    rc = sr_set_item(session, xpath, &v, SR_EDIT_STRICT);
    assert_int_equal(rc, SR_ERR_OK);

    /* save changes to running */
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_session_switch_ds(session, SR_DS_CANDIDATE);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_module_change_subscribe(session, "test-module", list_changes_cb, &changes,
            0, SR_SUBSCR_DEFAULT, &subscription);
    assert_int_equal(rc, SR_ERR_OK);

    /* move leaf-list */
    rc = sr_move_item(session, "/test-module:ordered-numbers[.='3']", SR_MOVE_AFTER, "/test-module:ordered-numbers[.='1']");
    assert_int_equal(rc, SR_ERR_OK);

    /* save changes to running */
    pthread_mutex_lock(&changes.mutex);
    rc = sr_commit(session);
    assert_int_equal(rc, SR_ERR_OK);

    sr_clock_get_time(CLOCK_REALTIME, &ts);
    ts.tv_sec += COND_WAIT_SEC;
    pthread_cond_timedwait(&changes.cv, &changes.mutex, &ts);

    assert_int_equal(changes.cnt, 1);
    assert_int_equal(changes.oper[0], SR_OP_MOVED);
    assert_non_null(changes.new_values[0]);
    assert_non_null(changes.old_values[0]);
    assert_string_equal(xpath, changes.old_values[0]->xpath);
    assert_int_equal(changes.new_values[0]->data.uint8_val, 2);
    assert_int_equal(changes.old_values[0]->data.uint8_val, 3);

    for (size_t i = 0; i < changes.cnt; i++) {
        sr_free_val(changes.new_values[i]);
        sr_free_val(changes.old_values[i]);
    }
    pthread_mutex_unlock(&changes.mutex);

    rc = sr_unsubscribe(NULL, subscription);
    assert_int_equal(rc, SR_ERR_OK);

    rc = sr_session_stop(session);
    assert_int_equal(rc, SR_ERR_OK);

}

typedef struct priority_s {
    int count;
    int cb[3];
}priority_t;

static int
priority_zero_cb(sr_session_ctx_t *session, const char *module_name, sr_notif_event_t ev, void *private_ctx)
{
    priority_t *pr = (priority_t *) private_ctx;
    pr->cb[pr->count] = 0;
    pr->count++;

    return SR_ERR_OK;
}