73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
#define DEFINE_VARIABLES
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#include "config.h"
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#include "json.hpp"
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#include "logger.h"
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#include <fstream>
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using namespace nlohmann;
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using namespace std;
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#define err(message) \
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do {\
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error = string() + message;\
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return false;\
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} while(0)
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#define get(variable, json_object, key) \
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try { \
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variable = json_object[key]; \
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} catch(const json::type_error& ex) { \
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err("failed to get key " + key + ". error: " + ex.what()); \
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}
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bool config::load(std::string &error, const std::string &file) {
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fstream stream(file, fstream::in);
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if(!stream.good()) err("failed to open file");
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json value;
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try {
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value = json::parse(stream);
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} catch(json::exception& ex) {
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err("failed to parse file: " + ex.what());
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}
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int version;
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get(version, value, "version");
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if(version != 1)
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err("invalid version. expected 1");
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get(config::backup, value, "backup");
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if(config::backup)
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get(config::backup_directory, value, "backup-directory");
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get(config::callback_file, value, "callback_file");
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get(config::callback_argument_fail, value, "callback_argument_fail");
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get(config::callback_argument_success, value, "callback_argument_success");
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{
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json locks;
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get(locks, value, "locks");
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for(json& lock_entry : locks) {
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auto entry = make_shared<LockFile>();
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get(entry->error_id, lock_entry, "error-id");
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get(entry->timeout, lock_entry, "timeout");
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get(entry->filename, lock_entry, "filename");
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config::locking_files.push_back(entry);
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}
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}
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{
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json moves;
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get(moves, value, "moves");
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for(json& move_entry : moves) {
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auto entry = make_shared<MovingFile>();
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get(entry->error_id, move_entry, "error-id");
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get(entry->source, move_entry, "source");
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get(entry->target, move_entry, "target");
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config::moving_actions.push_back(entry);
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}
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}
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logger::debug("Loaded %d locking actions and %d moving actions", config::locking_files.size(), config::moving_actions.size());
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return true;
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} |