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nntpchan/contrib/backends/nntpchan-daemon/nntpd.cpp
Jeff Becker fde7ed3d3b
more
2016-10-18 08:17:40 -04:00

104 lines
2.6 KiB
C++

#include "ini.hpp"
#include "storage.hpp"
#include "nntp_server.hpp"
#include "event.hpp"
#include "exec_frontend.hpp"
#include <vector>
#include <string>
int main(int argc, char * argv[]) {
if (argc != 2) {
std::cerr << "usage: " << argv[0] << " config.ini" << std::endl;
return 1;
}
nntpchan::Mainloop loop;
nntpchan::NNTPServer nntp(loop);
std::string fname(argv[1]);
std::ifstream i(fname);
if(i.is_open()) {
INI::Parser conf(i);
std::vector<std::string> requiredSections = {"nntp", "storage"};
auto & level = conf.top();
for ( const auto & section : requiredSections ) {
if(level.sections.find(section) == level.sections.end()) {
std::cerr << "config file " << fname << " does not have required section: ";
std::cerr << section << std::endl;
return 1;
}
}
auto & storeconf = level.sections["storage"].values;
if (storeconf.find("path") == storeconf.end()) {
std::cerr << "storage section does not have 'path' value" << std::endl;
return 1;
}
nntp.SetStoragePath(storeconf["path"]);
auto & nntpconf = level.sections["nntp"].values;
if (nntpconf.find("bind") == nntpconf.end()) {
std::cerr << "nntp section does not have 'bind' value" << std::endl;
return 1;
}
if (nntpconf.find("authdb") != nntpconf.end()) {
nntp.SetLoginDB(nntpconf["authdb"]);
}
if ( level.sections.find("frontend") != level.sections.end()) {
// frontend enabled
auto & frontconf = level.sections["frontend"].values;
if (frontconf.find("type") == frontconf.end()) {
std::cerr << "frontend section provided but 'type' value not provided" << std::endl;
return 1;
}
auto ftype = frontconf["type"];
if (ftype == "exec") {
if (frontconf.find("exec") == frontconf.end()) {
std::cerr << "exec frontend specified but no 'exec' value provided" << std::endl;
return 1;
}
nntp.SetFrontend(new nntpchan::ExecFrontend(frontconf["exec"]));
} else {
std::cerr << "unknown frontend type '" << ftype << "'" << std::endl;
}
}
auto & a = nntpconf["bind"];
try {
nntp.Bind(a);
} catch ( std::exception & ex ) {
std::cerr << "failed to bind: " << ex.what() << std::endl;
return 1;
}
try {
std::cerr << "run mainloop" << std::endl;
loop.Run();
} catch ( std::exception & ex ) {
std::cerr << "exception in mainloop: " << ex.what() << std::endl;
return 2;
}
} else {
std::cerr << "failed to open " << fname << std::endl;
return 1;
}
}