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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:nil -*-
// vim: ts=8 sw=2 smarttab
#include <sys/types.h>
#include <unistd.h>
#include <iostream>
#include <seastar/core/app-template.hh>
#include <seastar/core/thread.hh>
#include "common/ceph_argparse.h"
#include "crimson/common/config_proxy.h"
#include "osd.h"
using config_t = ceph::common::ConfigProxy;
void usage(const char* prog) {
std::cout << "usage: " << prog << " -i <ID>" << std::endl;
generic_server_usage();
}
int main(int argc, char* argv[])
{
std::vector<const char*> args{argv + 1, argv + argc};
if (ceph_argparse_need_usage(args)) {
usage(argv[0]);
return EXIT_SUCCESS;
}
std::string cluster;
std::string conf_file_list;
// ceph_argparse_early_args() could _exit(), while local_conf() won't ready
// until it's started. so do the boilerplate-settings parsing here.
auto init_params = ceph_argparse_early_args(args,
CEPH_ENTITY_TYPE_OSD,
&cluster,
&conf_file_list);
seastar::app_template app;
app.add_options()
("mkfs", "create a [new] data directory");
seastar::sharded<OSD> osd;
using ceph::common::sharded_conf;
using ceph::common::sharded_perf_coll;
using ceph::common::local_conf;
args.insert(begin(args), argv[0]);
try {
return app.run_deprecated(args.size(), const_cast<char**>(args.data()), [&] {
auto& config = app.configuration();
seastar::engine().at_exit([] {
return sharded_conf().stop();
});
seastar::engine().at_exit([] {
return sharded_perf_coll().stop();
});
seastar::engine().at_exit([&] {
return osd.stop();
});
return sharded_conf().start(init_params.name, cluster).then([] {
return sharded_perf_coll().start();
}).then([&conf_file_list] {
return local_conf().parse_config_files(conf_file_list);
}).then([&] {
return osd.start_single(std::stoi(local_conf()->name.get_id()),
static_cast<uint32_t>(getpid()));
}).then([&osd, mkfs = config.count("mkfs")] {
if (mkfs) {
return osd.invoke_on(0, &OSD::mkfs,
local_conf().get_val<uuid_d>("fsid"));
} else {
return osd.invoke_on(0, &OSD::start);
}
});
});
} catch (...) {
seastar::fprint(std::cerr, "FATAL: Exception during startup, aborting: %s\n", std::current_exception());
return EXIT_FAILURE;
}
}
/*
* Local Variables:
* compile-command: "make -j4 \
* -C ../../../build \
* crimson-osd"
* End:
*/
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