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shmmonitor: allow getting shmids based on session/userid

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This commit is contained in:
Alexey Rybalchenko
2021-03-27 13:38:54 +01:00
parent 2c7c46f2fd
commit 30e81d58f8
2 changed files with 24 additions and 4 deletions
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19
fairmq/shmem/runMonitor.cxx
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@@ -80,6 +80,8 @@ int main(int argc, char** argv)
bool runAsDaemon = false;
bool debug = false;
bool cleanOnExit = false;
bool getShmId = false;
int userId = -1;
options_description desc("Options");
desc.add_options()
@@ -91,9 +93,11 @@ int main(int argc, char** argv)
("view,v" , value<bool>(&viewOnly)->implicit_value(true), "Run in view only mode")
("timeout,t" , value<unsigned int>(&timeoutInMS)->default_value(5000), "Heartbeat timeout in milliseconds")
("daemonize,d" , value<bool>(&runAsDaemon)->implicit_value(true), "Daemonize the monitor")
("debug,b" , value<bool>(&debug)->implicit_value(true), "Debug - Print a list of messages)")
("debug,b" , value<bool>(&debug)->implicit_value(true), "Debug - Print a list of messages)")
("clean-on-exit,e", value<bool>(&cleanOnExit)->implicit_value(true), "Perform cleanup on exit")
("interval" , value<unsigned int>(&intervalInMS)->default_value(100), "Output interval for interactive/view-only mode")
("get-shmid" , value<bool>(&getShmId)->implicit_value(true), "Translate given session id and user id to a shmem id (uses current user id if none provided)")
("user-id" , value<int>(&userId)->default_value(-1), "User id")
("help,h", "Print help");
variables_map vm;
@@ -110,7 +114,18 @@ int main(int argc, char** argv)
daemonize();
}
if (shmId == "") {
if (getShmId) {
if (userId == -1) {
cout << "shmem id for session '" << sessionName << "' and current user id " << geteuid()
<< " is: " << makeShmIdStr(sessionName) << endl;
} else {
cout << "shmem id for session '" << sessionName << "' and user id " << userId
<< " is: " << makeShmIdStr(sessionName, to_string(userId)) << endl;
}
return 0;
}
if (shmId.empty()) {
shmId = makeShmIdStr(sessionName);
}