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Make config auto-reading/writing configurable with command line flag

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This commit is contained in:
Thulinma 2023-06-27 16:19:42 +02:00
parent e0eb624e53
commit 282c736746
1 changed files with 36 additions and 11 deletions
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47
src/controller/controller.cpp
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@ -73,6 +73,11 @@ void createAccount(std::string account){
}
}
/// Bitmask:
/// 1 = Auto-read config from disk
/// 2 = Auto-write config to disk
static int configrw;
/// Status monitoring thread.
/// Checks status of "protocols" (listening outputs)
/// Updates config from disk when changed
@ -102,18 +107,22 @@ void statusMonitor(void *np){
Controller::lastConfigSeen = currConfig;
}
}
// Read from disk if they are newer than our last read
if (confTime && confTime > lastConfRead){
INFO_MSG("Configuration files changed - reloading configuration from disk");
tthread::lock_guard<tthread::mutex> guard(Controller::configMutex);
Controller::readConfigFromDisk();
lastConfRead = Controller::lastConfigChange;
if (configrw & 1){
// Read from disk if they are newer than our last read
if (confTime && confTime > lastConfRead){
INFO_MSG("Configuration files changed - reloading configuration from disk");
tthread::lock_guard<tthread::mutex> guard(Controller::configMutex);
Controller::readConfigFromDisk();
lastConfRead = Controller::lastConfigChange;
}
}
// Write to disk if we have made no changes in the last 60 seconds and the files are older than the last change
if (Controller::lastConfigChange > Controller::lastConfigWrite && Controller::lastConfigChange < Util::epoch() - 60){
tthread::lock_guard<tthread::mutex> guard(Controller::configMutex);
Controller::writeConfigToDisk();
if (lastConfRead < Controller::lastConfigWrite){lastConfRead = Controller::lastConfigWrite;}
if (configrw & 2){
// Write to disk if we have made no changes in the last 60 seconds and the files are older than the last change
if (Controller::lastConfigChange > Controller::lastConfigWrite && Controller::lastConfigChange < Util::epoch() - 60){
tthread::lock_guard<tthread::mutex> guard(Controller::configMutex);
Controller::writeConfigToDisk();
if (lastConfRead < Controller::lastConfigWrite){lastConfRead = Controller::lastConfigWrite;}
}
}
{ // this scope prevents the configMutex from being locked constantly
@ -294,6 +303,10 @@ int main_loop(int argc, char **argv){
"configFile", JSON::fromString("{\"long\":\"config\", \"short\":\"c\", \"arg\":\"string\" "
"\"default\":\"config.json\", \"help\":\"Specify a config "
"file other than default.\"}"));
Controller::conf.addOption(
"configrw", JSON::fromString("{\"long\":\"configrw\", \"short\":\"C\", \"arg\":\"string\" "
"\"default\":\"rw\", \"help\":\"If 'r', read config changes from disk. If 'w', writes them to disk after 60 seconds of no changes. If 'rw', does both (default). In all other cases does neither.\"}"));
#ifdef UPDATER
Controller::conf.addOption(
"update", JSON::fromString("{\"default\":0, \"help\":\"Check for and install updates before "
@ -502,6 +515,18 @@ int main_loop(int argc, char **argv){
}while (Controller::instanceId.size() < 16);
}
// Set configrw to correct value
{
configrw = 0;
if (Controller::conf.getString("configrw") == "r"){
configrw = 1;
}else if (Controller::conf.getString("configrw") == "w"){
configrw = 2;
}else if (Controller::conf.getString("configrw") == "rw"){
configrw = 3;
}
}
// start stats thread
tthread::thread statsThread(Controller::SharedMemStats, &Controller::conf);
// start monitoring thread