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https://git.rwth-aachen.de/acs/public/villas/node/
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105 lines
2.3 KiB
C++
105 lines
2.3 KiB
C++
/** Convert old style config to new JSON format.
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*
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2014-2020, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
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*
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* VILLASnode
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************************/
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#include <libgen.h>
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#include <iostream>
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#include <jansson.h>
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#include <libconfig.h>
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#include <villas/config.h>
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#include <villas/config_helper.hpp>
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#include <villas/utils.hpp>
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#include <villas/tool.hpp>
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namespace villas {
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namespace node {
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namespace tools {
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class Config2Json : public Tool {
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public:
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Config2Json(int argc, char *argv[]) :
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Tool(argc, argv, "conf2json")
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{ }
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protected:
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void usage()
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{
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std::cout << "Usage: conf2json input.conf > output.json" << std::endl << std::endl;
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printCopyright();
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}
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int main()
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{
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int ret;
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config_t cfg;
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config_setting_t *cfg_root;
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json_t *json;
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if (argc != 2) {
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usage();
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exit(EXIT_FAILURE);
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}
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FILE *f = fopen(argv[1], "r");
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if (f == nullptr)
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return -1;
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const char *confdir = dirname(argv[1]);
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config_init(&cfg);
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config_set_include_dir(&cfg, confdir);
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ret = config_read(&cfg, f);
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if (ret != CONFIG_TRUE)
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return -2;
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cfg_root = config_root_setting(&cfg);
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json = config_to_json(cfg_root);
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if (!json)
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return -3;
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ret = json_dumpf(json, stdout, JSON_INDENT(2)); fflush(stdout);
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if (ret)
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return ret;
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json_decref(json);
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config_destroy(&cfg);
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return 0;
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}
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};
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} /* namespace tools */
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} /* namespace node */
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} /* namespace villas */
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int main(int argc, char *argv[])
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{
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villas::node::tools::Config2Json t(argc, argv);
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return t.run();
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}
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