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https://github.com/emqx/neuron.git
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106 lines
3.3 KiB
C
106 lines
3.3 KiB
C
/**
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* NEURON IIoT System for Industry 4.0
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* Copyright (C) 2020-2022 EMQ Technologies Co., Ltd All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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#include "json/json.h"
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#include "json/neu_json_param.h"
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#include "datalayers_config.h"
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#include "datalayers_plugin.h"
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int datalayers_config_parse(neu_plugin_t *plugin, const char *setting,
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datalayers_config_t *config)
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{
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int ret = 0;
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char * err_param = NULL;
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const char *placeholder = "********";
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neu_json_elem_t host = { .name = "host", .t = NEU_JSON_STR };
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neu_json_elem_t port = { .name = "port", .t = NEU_JSON_INT };
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neu_json_elem_t username = { .name = "username", .t = NEU_JSON_STR };
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neu_json_elem_t password = { .name = "password", .t = NEU_JSON_STR };
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if (NULL == setting || NULL == config) {
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plog_error(plugin, "invalid argument, null pointer");
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return -1;
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}
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ret = neu_parse_param(setting, &err_param, 2, &host, &port);
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if (0 != ret) {
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plog_error(plugin, "parsing setting fail, key: `%s`", err_param);
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goto error;
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}
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// host, required
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if (0 == strlen(host.v.val_str)) {
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plog_error(plugin, "setting invalid host: `%s`", host.v.val_str);
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goto error;
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}
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// port, required
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if (0 == port.v.val_int || port.v.val_int > 65535) {
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plog_error(plugin, "setting invalid port: %" PRIi64, port.v.val_int);
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goto error;
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}
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ret = neu_parse_param(setting, NULL, 1, &username);
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if (0 != ret) {
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plog_notice(plugin, "setting no username");
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goto error;
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}
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ret = neu_parse_param(setting, NULL, 1, &password);
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if (0 != ret) {
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plog_notice(plugin, "setting no password");
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goto error;
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}
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config->host = host.v.val_str;
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config->port = port.v.val_int;
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config->username = username.v.val_str;
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config->password = password.v.val_str;
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plog_notice(plugin, "config host : %s", config->host);
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plog_notice(plugin, "config port : %" PRIu16, config->port);
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if (config->username) {
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plog_notice(plugin, "config username : %s", config->username);
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}
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if (config->password) {
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plog_notice(plugin, "config password : %s",
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0 == strlen(config->password) ? "" : placeholder);
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}
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return 0;
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error:
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free(err_param);
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free(host.v.val_str);
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free(username.v.val_str);
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free(password.v.val_str);
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return -1;
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}
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void datalayers_config_fini(datalayers_config_t *config)
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{
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free(config->host);
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free(config->username);
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free(config->password);
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memset(config, 0, sizeof(*config));
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} |