int TCommandHandler::TryExec(const std::string &commandName,
const std::vector<std::string> &commandArgs) {
const auto it = Commands.find(commandName);
if (it == Commands.end()) {
std::cerr << "Invalid command " << commandName << "!" << std::endl;
return EXIT_FAILURE;
}
ICmd *cmd = it->second.get();
PORTO_ASSERT(cmd);
if (!cmd->ValidArgs(commandArgs)) {
Usage(cmd->GetName().c_str());
return EXIT_FAILURE;
}
CurrentCmd = cmd;
// in case client closes pipe we are writing to in the protobuf code
(void)RegisterSignal(SIGPIPE, SIG_IGN);
(void)RegisterSignal(SIGINT, SigInt);
(void)RegisterSignal(SIGTERM, SigInt);
TCommandEnviroment commandEnv{*this, commandArgs};
int ret = cmd->Execute(&commandEnv);
if (cmd->GotSignal())
return -cmd->InterruptedSignal;
else
return ret;
}
static int TryExec(int argc, char *argv[]) {
string name(argv[1]);
if (commands.find(name) == commands.end()) {
std::cerr << "Invalid command " << name << "!" << std::endl;
return EXIT_FAILURE;
}
ICmd *cmd = commands[name];
if (!cmd->ValidArgs(argc - 2, argv + 2)) {
Usage(cmd->GetName().c_str());
return EXIT_FAILURE;
}
CurrentCmd = cmd;
// in case client closes pipe we are writing to in the protobuf code
(void)RegisterSignal(SIGPIPE, SIG_IGN);
(void)RegisterSignal(SIGINT, SigInt);
(void)RegisterSignal(SIGTERM, SigInt);
int ret = cmd->Execute(argc - 2, argv + 2);
if (cmd->GotSignal())
return -cmd->InterruptedSignal;
else
return ret;
}
