mirror of https://github.com/ceph/ceph
103 lines
2.7 KiB
C++
103 lines
2.7 KiB
C++
#include "rados/librados.hpp"
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#include "radosstriper/libradosstriper.hpp"
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#include <iostream>
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#include <string>
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int main(int argc, char* argv[])
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{
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if(argc != 6)
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{
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std::cout <<"Please put in correct params\n"<<
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"Stripe Count:\n"<<
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"Object Size:\n" <<
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"File Name:\n" <<
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"Object Name:\n"
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"Pool Name:"<< std::endl;
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return EXIT_FAILURE;
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}
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uint32_t strip_count = std::stoi(argv[1]);
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uint32_t obj_size = std::stoi(argv[2]);
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std::string fname = argv[3];
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std::string obj_name = argv[4];
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std::string pool_name = argv[5];
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int ret = 0;
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librados::IoCtx io_ctx;
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librados::Rados cluster;
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libradosstriper::RadosStriper* rs = new libradosstriper::RadosStriper;
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// make sure the keyring file is in /etc/ceph/ and is world readable
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ret = cluster.init2("client.admin","ceph",0);
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if( ret < 0)
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{
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std::cerr << "Couldn't init cluster "<< ret << std::endl;
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}
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// make sure ceph.conf is in /etc/ceph/ and is world readable
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ret = cluster.conf_read_file("ceph.conf");
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if( ret < 0)
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{
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std::cerr << "Couldn't read conf file "<< ret << std::endl;
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}
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ret = cluster.connect();
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if(ret < 0)
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{
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std::cerr << "Couldn't connect to cluster "<< ret << std::endl;
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}
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else
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{
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std::cout << "Connected to Cluster"<< std::endl;
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}
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ret = cluster.ioctx_create(pool_name.c_str(), io_ctx);
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if(ret < 0)
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{
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std::cerr << "Couldn't Create IO_CTX"<< ret << std::endl;
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}
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ret = libradosstriper::RadosStriper::striper_create(io_ctx,rs);
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if(ret < 0)
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{
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std::cerr << "Couldn't Create RadosStriper"<< ret << std::endl;
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delete rs;
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}
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uint64_t alignment = 0;
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ret = io_ctx.pool_required_alignment2(&alignment);
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if(ret < 0)
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{
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std::cerr << "IO_CTX didn't give alignment "<< ret
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<< "\n Is this an erasure coded pool? "<< std::endl;
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delete rs;
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io_ctx.close();
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cluster.shutdown();
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return EXIT_FAILURE;
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}
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std::cout << "Pool alignment: "<< alignment << std::endl;
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rs->set_object_layout_stripe_unit(alignment);
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// how many objects are we striping across?
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rs->set_object_layout_stripe_count(strip_count);
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// how big should each object be?
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rs->set_object_layout_object_size(obj_size);
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std::string err = "no_err";
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librados::bufferlist bl;
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bl.read_file(fname.c_str(),&err);
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if(err != "no_err")
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{
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std::cout << "Error reading file into bufferlist: "<< err << std::endl;
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delete rs;
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io_ctx.close();
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cluster.shutdown();
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return EXIT_FAILURE;
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}
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std::cout << "Writing: " << fname << "\nas: "<< obj_name << std::endl;
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rs->write_full(obj_name,bl);
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std::cout << "done with: " << fname << std::endl;
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delete rs;
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io_ctx.close();
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cluster.shutdown();
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}
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